:root {
  --navy: #052338;
  --deep: #021c2e;
  --cyan: #00a9be;
  --cyan-dark: #00788a;
  --orange: #f57d30;
  --paper: #fff;
  --mist: #edf4f7;
  --ink: #102e42;
  --muted: #597080;
  --line: #d7e2e8;
  --font-display: 'PingFang SC', 'Microsoft YaHei', sans-serif;
  --font-body: -apple-system, BlinkMacSystemFont, 'Segoe UI', 'PingFang SC', 'Microsoft YaHei', sans-serif;
  --font-utility: 'Arial', 'PingFang SC', sans-serif;
}

* { box-sizing: border-box; }
html { scroll-behavior: smooth; scroll-padding-top: 104px; }
body { color: var(--ink); background: var(--paper); font-family: var(--font-body); font-size: 16px; line-height: 1.8; }
a { color: inherit; text-decoration: none; }
a:hover { color: var(--cyan-dark); }
button, a { -webkit-tap-highlight-color: transparent; }
img { max-width: 100%; display: block; }
button:focus-visible, a:focus-visible { outline: 3px solid var(--orange); outline-offset: 5px; }
h1, h2, h3 { font-family: var(--font-display); font-weight: 500; color: inherit; }
p { margin-bottom: 0; }
.container { max-width: 1280px; padding-left: 40px; padding-right: 40px; }
.skip-link { position: absolute; top: -80px; left: 24px; z-index: 20; padding: 12px 20px; background: var(--paper); }
.skip-link:focus { top: 8px; }
.site-header { position: sticky; top: 0; z-index: 10; background: var(--paper); border-bottom: 1px solid var(--line); }
.site-header .navbar { padding: 22px 0; }
.brand { display: block; flex: 0 0 auto; }
.brand img { width: 218px; height: 48px; object-fit: contain; }
.brand .on-dark { display: none; }
.navbar-nav { gap: 30px; }
.navbar .nav-link { padding: 10px 0 !important; font-size: 15px; color: var(--ink); }
.navbar .nav-link.active { color: var(--ink); font-weight: 600; }
.navbar .nav-link.active::after { content: ''; display: block; height: 2px; background: var(--cyan); margin-top: 4px; }
.nav-contact { margin-left: 40px; display: inline-flex; gap: 18px; align-items: center; font-size: 14px; }
.nav-contact span { border: 1px solid var(--line); padding: 7px 16px; }
.navbar-toggler { padding: 10px; border-radius: 0; box-shadow: none !important; border-color: var(--line); }
.menu-symbol { display: grid; gap: 5px; width: 22px; }
.menu-symbol i { display: block; height: 1px; background: var(--ink); }
.kicker { font-family: var(--font-utility); font-size: 12px; letter-spacing: .12em; font-weight: 600; color: var(--cyan-dark); margin-bottom: 24px; }
.hero { position: relative; }
.hero .hero-inner { min-height: 640px; display: grid; grid-template-columns: 1.12fr .88fr; align-items: center; gap: 72px; padding-top: 72px; padding-bottom: 72px; }
.hero h1 { font-size: clamp(38px, 4.35vw, 64px); letter-spacing: -.045em; line-height: 1.25; margin: 0 0 26px; font-weight: 500; }
.hero h1 span { display: block; }
.hero-lead { font-size: 17px; max-width: 510px; color: var(--muted); line-height: 1.85; }
.hero-actions { margin-top: 36px; display: flex; gap: 28px; align-items: center; flex-wrap: wrap; }
.solid-link { display: inline-flex; align-items: center; gap: 30px; min-height: 48px; background: var(--navy); color: var(--paper); font-size: 14px; padding: 12px 22px; border: 1px solid var(--navy); }
.solid-link:hover { background: var(--cyan-dark); color: var(--paper); border-color: var(--cyan-dark); }
.text-link { display: inline-flex; align-items: center; gap: 20px; min-height: 44px; font-size: 14px; }
.arrow { font-size: 22px; font-family: Arial, sans-serif; line-height: 1; font-weight: 400; }
.hero-visual { position: relative; }
.hero-picture { height: 460px; width: 100%; object-fit: cover; object-position: 60% 45%; }
.hero-image-caption { display: flex; justify-content: space-between; align-items: center; gap: 20px; margin-top: 16px; font-size: 12px; color: var(--muted); }
.hero-image-caption span { border-left: 2px solid var(--cyan); padding-left: 12px; }
.hero-b-side { display: none; }
.subject-strip { background: var(--mist); }
.subject-inner { display: flex; align-items: center; gap: 56px; padding-top: 24px; padding-bottom: 24px; }
.subject-inner .subject-label { color: var(--muted); font-size: 13px; }
.subject-items { display: flex; gap: 52px; font-size: 15px; }
.subject-mark { margin-left: auto; color: var(--muted); font-family: var(--font-utility); font-size: 11px; letter-spacing: .1em; }
.section-pad { padding-top: 104px; padding-bottom: 104px; }
.section-heading { display: flex; justify-content: space-between; align-items: end; gap: 48px; margin-bottom: 48px; }
.section-heading h2, .section-title { font-size: 38px; line-height: 1.35; letter-spacing: -.035em; margin: 0; }
.section-heading .kicker { margin-bottom: 18px; }
.section-heading p { max-width: 420px; color: var(--muted); font-size: 15px; }
.practice-grid { display: grid; grid-template-columns: 1fr 1fr 1fr; gap: 28px; }
.practice-item { border-top: 1px solid var(--line); padding-top: 22px; }
.practice-image { aspect-ratio: 16 / 10; object-fit: cover; width: 100%; background: var(--mist); margin-bottom: 24px; }
.practice-image.diagram { object-fit: contain; padding: 12px; background: #f5f8fa; }
.practice-item .category { font-size: 12px; color: var(--cyan-dark); margin-bottom: 10px; }
.practice-item h3 { font-size: 23px; line-height: 1.5; margin-bottom: 14px; }
.practice-item p { color: var(--muted); font-size: 14px; line-height: 1.85; }
.practice-item .text-link { margin-top: 18px; }
.digital-band { background: var(--navy); color: var(--paper); }
.digital-grid { display: grid; grid-template-columns: .85fr 1.15fr; gap: 88px; align-items: center; }
.digital-band .kicker { color: #58c4d0; }
.digital-band h2 { font-size: 36px; line-height: 1.45; margin-bottom: 24px; }
.digital-band .digital-description { color: #bad0dc; font-size: 15px; margin-bottom: 28px; }
.digital-links { display: grid; grid-template-columns: 1fr 1fr; gap: 28px; }
.digital-links > div { border-top: 1px solid #456277; padding-top: 20px; }
.digital-links h3 { font-size: 19px; }
.digital-links p { color: #bad0dc; font-size: 13px; }
.digital-links .text-link { margin-top: 14px; color: var(--paper); font-size: 13px; gap: 12px; }
.digital-image { width: 100%; border: 12px solid #fff; box-shadow: none; }
.digital-caption { margin-top: 16px; color: #bad0dc; font-size: 12px; }
.cooperation-grid { display: grid; grid-template-columns: .8fr 1.2fr; gap: 92px; }
.cooperation-intro { max-width: 350px; }
.cooperation-intro p { margin-top: 24px; color: var(--muted); font-size: 15px; }
.cooperation-intro .text-link { margin-top: 24px; }
.mode-list { --bs-accordion-bg: transparent; --bs-accordion-border-color: var(--line); --bs-accordion-btn-color: var(--ink); --bs-accordion-active-bg: transparent; --bs-accordion-active-color: var(--ink); }
.mode-list .accordion-item { border-left: 0; border-right: 0; border-radius: 0 !important; }
.mode-list .accordion-button { padding: 24px 0; gap: 20px; font-size: 18px; line-height: 1.5; box-shadow: none; background: transparent; color: var(--ink); }
.mode-list .accordion-button::after { background: none !important; content: '+'; font-size: 24px; width: 26px; height: 26px; line-height: 26px; font-weight: 300; transform: none; text-align: center; }
.mode-list .accordion-button:not(.collapsed)::after { content: '−'; }
.mode-number { color: var(--cyan-dark); font-family: var(--font-utility); font-size: 13px; font-weight: 500; }
.mode-list .accordion-body { padding: 0 40px 24px; font-size: 14px; color: var(--muted); }
.mode-list .audience { font-size: 12px; color: var(--cyan-dark); margin-bottom: 8px; }
.about-band { background: var(--mist); }
.about-grid { display: grid; grid-template-columns: 1fr 1fr; gap: 100px; }
.about-grid h2 { margin-bottom: 24px; font-size: 38px; line-height: 1.4; }
.about-grid .about-text { color: var(--muted); font-size: 15px; }
.about-detail { display: flex; gap: 44px; border-top: 1px solid var(--line); padding-top: 28px; margin-top: 30px; }
.about-detail strong { font-family: var(--font-utility); font-size: 34px; color: var(--navy); font-weight: 500; display: block; line-height: 1.3; }
.about-detail span { font-size: 12px; color: var(--muted); }
.team-features { padding-top: 16px; }
.team-feature { display: grid; grid-template-columns: 120px 1fr; padding: 18px 0; gap: 24px; border-bottom: 1px solid var(--line); }
.team-feature h3 { font-size: 18px; margin: 0; }
.team-feature p { font-size: 14px; color: var(--muted); }
.contact-section { padding: 80px 0; }
.contact-grid { display: flex; justify-content: space-between; align-items: center; gap: 48px; }
.contact-section .kicker { margin-bottom: 16px; }
.contact-section h2 { margin: 0 0 18px; font-size: 36px; line-height: 1.45; }
.contact-section p { font-size: 15px; color: var(--muted); }
.site-footer { border-top: 1px solid var(--line); padding: 32px 0; }
.footer-inner { display: flex; gap: 32px; align-items: center; justify-content: space-between; font-size: 11px; color: var(--muted); }
.preview-switch { background: #fff; color: #304454; border-bottom: 1px solid #dbe3e8; font-size: 11px; }
.preview-switch .container { display: flex; justify-content: space-between; align-items: center; gap: 16px; padding-top: 9px; padding-bottom: 9px; }
.preview-switch nav { display: flex; gap: 18px; }
.preview-switch a { min-height: 24px; display: flex; align-items: center; }
.preview-switch a[aria-current='page'] { color: #00788a; font-weight: 700; }

@media (max-width: 1199px) {
  .hero .hero-inner { gap: 48px; }
  .navbar-nav { gap: 24px; }
  .nav-contact { margin-left: 24px; }
  .cooperation-grid, .about-grid, .digital-grid { gap: 64px; }
}
@media (max-width: 991px) {
  .container { padding-left: 28px; padding-right: 28px; }
  .site-header .navbar { padding: 18px 0; }
  .brand img { width: 192px; height: 42px; }
  .navbar-collapse { padding-top: 24px; }
  .navbar-nav { gap: 0; }
  .navbar .nav-link { padding: 14px 0 !important; }
  .navbar .nav-link.active::after { display: none; }
  .nav-contact { margin-left: 0; margin-top: 18px; margin-bottom: 8px; }
  .hero .hero-inner, [data-theme='b'] .hero .hero-inner, [data-theme='c'] .hero .hero-inner { grid-template-columns: 1fr 1fr; gap: 36px; min-height: 540px; }
  .hero-picture { height: 380px; }
  .subject-inner { gap: 24px; }
  .subject-items { gap: 28px; }
  .subject-mark { display: none; }
  .section-pad { padding-top: 80px; padding-bottom: 80px; }
  .section-heading { gap: 32px; }
  .section-heading h2, .section-title { font-size: 32px; }
  .practice-grid, [data-theme='b'] .practice-grid { gap: 24px; }
  .practice-item h3 { font-size: 21px; }
  .cooperation-grid, .about-grid, .digital-grid { gap: 40px; }
}
@media (max-width: 767px) {
  html { scroll-padding-top: 90px; }
  .container { padding-left: 22px; padding-right: 22px; }
  .preview-switch .container { flex-direction: column; align-items: start; gap: 2px; padding-top: 7px; padding-bottom: 7px; }
  .preview-switch nav { gap: 22px; }
  .site-header .navbar { padding: 14px 0; }
  .brand img { width: 176px; height: 38px; }
  .hero .hero-inner, [data-theme='b'] .hero .hero-inner, [data-theme='c'] .hero .hero-inner { grid-template-columns: 1fr; gap: 40px; min-height: auto; padding-top: 52px; padding-bottom: 48px; }
  .hero h1, [data-theme='b'] .hero h1, [data-theme='c'] .hero h1 { font-size: 42px; margin-bottom: 22px; }
  .hero-lead { font-size: 15px; }
  .hero .kicker { font-size: 11px; }
  .hero-actions { gap: 16px; margin-top: 28px; }
  .hero-picture { height: 280px; }
  [data-theme='c'] .hero-picture { height: 260px; padding: 8px; }
  [data-theme='c'] .hero-visual { padding-left: 14px; border-left-width: 3px; }
  [data-theme='b'] .hero-b-side { display: grid; grid-template-columns: 1fr 1fr; gap: 20px; padding: 0; }
  [data-theme='b'] .hero-b-side > div { padding-top: 20px; padding-bottom: 0; }
  [data-theme='b'] .hero-b-side p { font-size: 13px; }
  .subject-inner { display: block; padding-top: 18px; padding-bottom: 18px; }
  .subject-label { display: block; margin-bottom: 10px; }
  .subject-items { gap: 0; justify-content: space-between; font-size: 13px; }
  .section-pad { padding-top: 60px; padding-bottom: 60px; }
  .section-heading { display: block; margin-bottom: 32px; }
  .section-heading p { margin-top: 20px; font-size: 14px; }
  .section-heading h2, .section-title { font-size: 31px; }
  .section-heading > .text-link { margin-top: 20px; }
  .practice-grid, [data-theme='b'] .practice-grid { grid-template-columns: 1fr; gap: 40px; }
  .practice-item h3 { font-size: 24px; }
  .practice-image { aspect-ratio: 16 / 9; }
  .digital-grid, .cooperation-grid, .about-grid { grid-template-columns: 1fr; gap: 40px; }
  .digital-band h2, .about-grid h2 { font-size: 30px; }
  .digital-links { gap: 24px; }
  .digital-links h3 { font-size: 18px; }
  .digital-image { border-width: 8px; }
  .cooperation-intro { max-width: none; }
  .cooperation-intro .text-link { margin-top: 16px; }
  .mode-list .accordion-button { font-size: 17px; gap: 16px; padding: 22px 0; }
  .mode-list .accordion-body { padding-left: 32px; padding-right: 18px; }
  .about-grid { gap: 24px; }
  .team-feature { grid-template-columns: 100px 1fr; gap: 16px; }
  .contact-section { padding: 60px 0; }
  .contact-grid { display: block; }
  .contact-section h2 { font-size: 30px; }
  .contact-grid > .solid-link { margin-top: 28px; }
  .footer-inner { flex-direction: column; align-items: start; gap: 10px; }
  [data-theme='c'] .practice-item { grid-template-columns: 1fr; gap: 24px; padding: 30px 0; }
  [data-theme='c'] .practice-copy { display: block; }
  [data-theme='c'] .practice-item .text-link { margin-top: 16px; }
}
@media (max-width: 359px) {
  .hero h1, [data-theme='b'] .hero h1, [data-theme='c'] .hero h1 { font-size: 36px; }
  .container { padding-left: 18px; padding-right: 18px; }
  .digital-links { grid-template-columns: 1fr; }
}
@media (prefers-reduced-motion: reduce) {
  html { scroll-behavior: auto; }
  *, *::before, *::after { transition: none !important; animation: none !important; }
}

/* D：沿用原官网的深色系统，采用独立图片与简洁内容模块。 */
body[data-theme='d'] {
  --site-content-width: 1600px;
  --site-content-gutter: clamp(24px, 4vw, 64px);
  --section-title-size: 38px;
  --navy: #165dff;
  --deep: #030510;
  --paper: #030510;
  --mist: #101725;
  --ink: #f4f6fa;
  --muted: #a0afc1;
  --line: #283447;
  --cyan: #4096ff;
  --cyan-dark: #75b2ff;
  --font-display: 'Inter', 'PingFang SC', 'Microsoft YaHei', sans-serif;
  --font-body: 'Inter', 'PingFang SC', 'Microsoft YaHei', -apple-system, BlinkMacSystemFont, sans-serif;
  font-size: 15px;
  line-height: 1.75;
  -webkit-font-smoothing: antialiased;
}
[data-theme='d'] .container { max-width: var(--site-content-width); padding-left: var(--site-content-gutter); padding-right: var(--site-content-gutter); }
[data-theme='d'] .preview-switch { background: #101725; color: #a0afc1; border-color: #283447; }
[data-theme='d'] .preview-switch a[aria-current='page'] { color: #75b2ff; }
[data-theme='d'] .site-header { background: #080d18; border-color: #202b3c; }
[data-theme='d'] .site-header .navbar { padding: 16px 0; }
[data-theme='d'] .brand img { width: 220px; height: 44px; }
[data-theme='d'] .brand .on-light { display: none; }
[data-theme='d'] .brand .on-dark { display: block; }
[data-theme='d'] .navbar-nav { gap: 28px; }
[data-theme='d'] .navbar .nav-link { color: #c5cedb; font-size: 14px; font-weight: 500; }
[data-theme='d'] .navbar .nav-link.active { color: #fff; }
[data-theme='d'] .navbar .nav-link.active::after { margin-top: 5px; background: #4096ff; }
[data-theme='d'] .nav-contact { margin-left: 28px; gap: 14px; }
[data-theme='d'] .nav-contact span { border-color: #165dff; background: #165dff; color: #fff; padding: 8px 18px; border-radius: 6px; }
[data-theme='d'] .nav-contact > b { display: none; }
[data-theme='d'] .nav-login { color: #cbd6e5; font-size: 13px; border: 1px solid #344965; padding: 8px 15px; border-radius: 6px; margin-left: 22px; }
[data-theme='d'] .nav-login:hover { border-color: #4096ff; color: #fff; }
[data-theme='d'] .menu-symbol i { background: #f4f6fa; }
[data-theme='d'] .navbar-toggler { border-color: #344965; border-radius: 6px; }
[data-theme='d'] .hero { background: #030510; }
[data-theme='d'] .hero, [data-theme='d'] .digital-band { position: relative; isolation: isolate; }
[data-theme='d'] .ambient-art { position: absolute; z-index: 0; pointer-events: none; stroke-width: 1; }
[data-theme='d'] .hero-lines { inset: 0; width: 100%; height: 100%; }
[data-theme='d'] .line-quiet { stroke: #335875; opacity: .42; }
[data-theme='d'] .line-accent { stroke: #3c86bf; opacity: .48; }
[data-theme='d'] .line-nodes { stroke: #4b94c4; fill: #0d2439; opacity: .68; }
[data-theme='d'] .hero-inner, [data-theme='d'] .digital-grid { position: relative; z-index: 1; }
[data-theme='d'] .digital-lines { top: 0; right: 0; width: 480px; height: 300px; opacity: .6; }
[data-theme='d'] .hero .hero-inner { min-height: 530px; grid-template-columns: 1fr 1fr; gap: 52px; padding-top: 64px; padding-bottom: 64px; }
[data-theme='d'] .hero .kicker { color: #75b2ff; margin-bottom: 18px; font-size: 13px; font-weight: 500; letter-spacing: .06em; }
[data-theme='d'] .hero h1 { font-size: 40px; font-weight: 650; line-height: 1.4; letter-spacing: -.02em; margin-bottom: 16px; }
[data-theme='d'] .hero-capability { color: #75b2ff; font-size: 21px; font-weight: 500; margin-bottom: 22px; }
[data-theme='d'] .hero-lead { font-size: 15px; color: #a0afc1; line-height: 1.85; }
[data-theme='d'] .hero-actions { margin-top: 28px; gap: 14px; }
[data-theme='d'] .solid-link { background: #165dff; border-color: #165dff; border-radius: 6px; color: #fff; padding: 12px 24px; gap: 20px; }
[data-theme='d'] .solid-link:hover { background: #0d4ad9; border-color: #0d4ad9; }
[data-theme='d'] .hero-actions > .text-link { border: 1px solid #35445b; border-radius: 6px; padding: 12px 22px; color: #e0e7f0; min-height: 50px; }
[data-theme='d'] .hero-actions > .text-link:hover { border-color: #75b2ff; }
[data-theme='d'] .hero-visual { padding: 0; border: 1px solid #283447; border-radius: 8px; overflow: hidden; background: #101725; }
[data-theme='d'] .hero-picture { height: 316px; width: 100%; object-fit: cover; object-position: 50% 45%; }
[data-theme='d'] .hero-image-caption { margin: 0; padding: 17px 22px; color: #bac7d7; font-size: 13px; }
[data-theme='d'] .hero-image-caption span { border-left: 0; padding-left: 0; }
[data-theme='d'] .hero-image-caption b { color: #75b2ff; }
[data-theme='d'] .hero-b-side { display: none; }
[data-theme='d'] .subject-strip { background: #101725; border-top: 1px solid #202b3c; border-bottom: 1px solid #202b3c; }
[data-theme='d'] .subject-inner { padding-top: 22px; padding-bottom: 22px; gap: 44px; }
[data-theme='d'] .subject-label { color: #a0afc1; }
[data-theme='d'] .subject-items { color: #e0e7f0; gap: 44px; font-size: 14px; }
[data-theme='d'] .subject-mark { color: #8798ae; }
[data-theme='d'] .section-pad { padding-top: 76px; padding-bottom: 76px; }
[data-theme='d'] .section-heading { display: block; text-align: center; margin-bottom: 38px; }
[data-theme='d'] .section-heading .kicker { display: none; }
[data-theme='d'] .section-heading h2 { font-size: 32px; font-weight: 600; margin-bottom: 16px; }
[data-theme='d'] .section-heading h2::after { content: ''; display: block; width: 40px; height: 2px; background: #4096ff; opacity: .65; margin: 16px auto 0; }
[data-theme='d'] .section-heading p { max-width: 650px; margin: 0 auto; font-size: 15px; color: #a0afc1; }
[data-theme='d'] .practice-grid { display: grid; grid-template-columns: repeat(3, minmax(0, 1fr)); gap: 24px; }
[data-theme='d'] .practice-item { border: 1px solid #283447; border-radius: 8px; background: #101725; padding: 0; overflow: hidden; }
[data-theme='d'] .practice-image { margin: 0; height: 210px; aspect-ratio: auto; object-fit: cover; }
[data-theme='d'] .practice-image.diagram { object-fit: contain; padding: 10px; background: #ecf0f4; }
[data-theme='d'] .practice-copy { padding: 24px; }
[data-theme='d'] .practice-item .category { color: #75b2ff; font-size: 12px; }
[data-theme='d'] .practice-item h3 { font-size: 20px; font-weight: 600; margin-bottom: 12px; }
[data-theme='d'] .practice-item p { font-size: 14px; color: #a0afc1; }
[data-theme='d'] .practice-item .text-link { color: #75b2ff; font-size: 13px; margin-top: 18px; }
[data-theme='d'] .digital-band { background: #101725; color: #f4f6fa; }
[data-theme='d'] .digital-grid { gap: 64px; grid-template-columns: .9fr 1.1fr; }
[data-theme='d'] .digital-band .kicker { color: #75b2ff; font-size: 12px; margin-bottom: 14px; }
[data-theme='d'] .digital-band .kicker::before, [data-theme='d'] .cooperation .kicker::before, [data-theme='d'] .about-band .kicker::before { content: ''; display: inline-block; width: 18px; height: 1px; background: #75b2ff; opacity: .65; vertical-align: middle; margin-right: 10px; }
[data-theme='d'] .digital-band h2 { font-size: 30px; font-weight: 600; line-height: 1.5; margin-bottom: 20px; }
[data-theme='d'] .digital-band .digital-description, [data-theme='d'] .digital-links p, [data-theme='d'] .digital-caption { color: #a0afc1; }
[data-theme='d'] .digital-links { gap: 24px; }
[data-theme='d'] .digital-links > div { border-color: #34435a; }
[data-theme='d'] .digital-links h3 { font-size: 18px; font-weight: 600; }
[data-theme='d'] .digital-links .text-link { color: #75b2ff; }
[data-theme='d'] .digital-image { height: auto; border: 8px solid #26334a; border-radius: 6px; background: #26334a; }
[data-theme='d'] .digital-caption { font-size: 12px; line-height: 1.6; }
[data-theme='d'] .cooperation-grid { grid-template-columns: .82fr 1.18fr; gap: 72px; }
[data-theme='d'] .cooperation .kicker, [data-theme='d'] .about-band .kicker { color: #75b2ff; font-size: 12px; }
[data-theme='d'] .cooperation-intro .section-title { font-size: 30px; font-weight: 600; line-height: 1.5; }
[data-theme='d'] .cooperation-intro p { color: #a0afc1; }
[data-theme='d'] .cooperation-intro .text-link { color: #75b2ff; }
[data-theme='d'] .mode-list { --bs-accordion-border-color: #283447; --bs-accordion-btn-color: #e0e7f0; --bs-accordion-active-color: #fff; }
[data-theme='d'] .mode-list .accordion-button { padding: 21px 0; font-size: 17px; color: #e0e7f0; }
[data-theme='d'] .mode-list .accordion-button:not(.collapsed) { color: #fff; }
[data-theme='d'] .mode-list .accordion-body { color: #a0afc1; }
[data-theme='d'] .mode-list .audience, [data-theme='d'] .mode-number { color: #75b2ff; }
[data-theme='d'] .about-band { background: #101725; }
[data-theme='d'] .about-grid { gap: 80px; }
[data-theme='d'] .about-grid h2 { font-size: 30px; font-weight: 600; }
[data-theme='d'] .about-grid .about-text, [data-theme='d'] .team-feature p { color: #a0afc1; }
[data-theme='d'] .about-detail strong { color: #75b2ff; font-size: 32px; }
[data-theme='d'] .team-feature h3 { font-size: 17px; }
[data-theme='d'] .contact-section { padding: 64px 0; background: #030510; }
[data-theme='d'] .contact-section h2 { font-size: 30px; font-weight: 600; }
[data-theme='d'] .contact-section .kicker { color: #75b2ff; }
[data-theme='d'] .site-footer { background: #080d18; border-color: #202b3c; }
[data-theme='d'] .modal-content { background: #101725; color: #e0e7f0; border: 1px solid #34435a; border-radius: 8px !important; }
[data-theme='d'] .modal .text-secondary { color: #a0afc1 !important; }
[data-theme='d'] .modal .btn-close { filter: invert(1); }
[data-theme='d'] .modal .text-link { color: #75b2ff; }
[data-theme='d'] .modal #case-image { background: #fff; border-radius: 4px; }

/* 统一底层线条：每个独立深色区块只用两条疏线，不为文字划避让区。 */
[data-theme='d'] :is(.subject-strip, .practice, .cooperation, .about-band, .contact-section, .site-footer, .hero-visual) {
  position: relative;
}
[data-theme='d'] :is(.site-header, .hero, .hero-visual, .subject-strip, .practice, .practice-item, .digital-band, .cooperation, .about-band, .contact-section, .site-footer, .modal-content) {
  --ambient-pattern: url('../images/website-v2/ambient-flow.svg');
  --ambient-size: 900px 360px;
  --ambient-position: right bottom;
  --ambient-strength: .65;
  isolation: isolate;
}
[data-theme='d'] :is(.site-header, .hero-visual, .subject-strip, .practice, .practice-item, .digital-band, .cooperation, .about-band, .contact-section, .site-footer, .modal-content)::before {
  content: '';
  position: absolute;
  inset: 0;
  z-index: -1;
  border-radius: inherit;
  background-image: var(--ambient-pattern);
  background-size: var(--ambient-size);
  background-position: var(--ambient-position);
  background-repeat: no-repeat;
  opacity: var(--ambient-strength);
  pointer-events: none;
}
[data-theme='d'] :is(.site-header, .hero-visual, .subject-strip, .practice-item, .site-footer, .modal-content) {
  --ambient-pattern: url('../images/website-v2/ambient-trace.svg');
  --ambient-size: 480px 180px;
  --ambient-strength: .4;
}
[data-theme='d'] .site-header { --ambient-size: 320px 120px; --ambient-position: right center; --ambient-strength: .3; }
[data-theme='d'] .hero-visual { --ambient-size: 300px 112px; --ambient-position: right bottom -28px; }
[data-theme='d'] .subject-strip { --ambient-position: right bottom -56px; }
[data-theme='d'] .practice { --ambient-position: right top 32px; }
[data-theme='d'] .practice-item { position: relative; --ambient-size: 360px 135px; --ambient-strength: .32; }
[data-theme='d'] .practice-item:nth-child(2) { --ambient-position: left bottom; }
[data-theme='d'] .digital-band { --ambient-size: 640px 256px; --ambient-position: left bottom; --ambient-strength: .45; }
[data-theme='d'] .cooperation { --ambient-pattern: url('../images/website-v2/ambient-arc.svg'); --ambient-position: left bottom; }
[data-theme='d'] .about-band { --ambient-position: right center; }
[data-theme='d'] .contact-section { --ambient-pattern: url('../images/website-v2/ambient-arc.svg'); --ambient-size: 720px 288px; --ambient-position: right center; }
[data-theme='d'] .site-footer { --ambient-position: right bottom -40px; --ambient-strength: .35; }
[data-theme='d'] .modal-content { --ambient-position: right bottom; --ambient-strength: .3; }

@media (max-width: 1199px) {
  [data-theme='d'] .navbar-nav { gap: 20px; }
  [data-theme='d'] .nav-contact { margin-left: 20px; }
  [data-theme='d'] .nav-login { margin-left: 16px; }
  [data-theme='d'] .hero .hero-inner { gap: 36px; }
  [data-theme='d'] .hero h1 { font-size: 36px; }
}
@media (max-width: 991px) {
  [data-theme='d'] .brand img { width: 200px; height: 40px; }
  [data-theme='d'] .nav-login { display: inline-flex; margin: 16px 0 4px; }
  [data-theme='d'] .nav-contact { display: flex; margin: 14px 0 8px; }
  [data-theme='d'] .nav-contact span { min-width: 150px; text-align: center; }
  [data-theme='d'] .hero .hero-inner { gap: 28px; min-height: 500px; }
  [data-theme='d'] .hero h1 { font-size: 30px; }
  [data-theme='d'] .hero-capability { font-size: 18px; }
  [data-theme='d'] .hero-picture { height: 276px; }
  [data-theme='d'] .hero-actions > .text-link, [data-theme='d'] .hero-actions > .solid-link { padding-left: 16px; padding-right: 16px; font-size: 13px; gap: 12px; }
  [data-theme='d'] .practice-grid { gap: 16px; }
  [data-theme='d'] .practice-copy { padding: 18px; }
  [data-theme='d'] .practice-item h3 { font-size: 18px; }
  [data-theme='d'] .digital-grid, [data-theme='d'] .cooperation-grid, [data-theme='d'] .about-grid { gap: 40px; }
}
@media (max-width: 767px) {
  [data-theme='d'] .hero-lines { display: none; }
  [data-theme='d'] .hero::before { content: ''; position: absolute; inset: 0; z-index: -1; background: url('../images/website-v2/ambient-flow.svg') no-repeat right bottom / 560px 224px; opacity: .48; pointer-events: none; }
  [data-theme='d'] :is(.site-header, .hero-visual, .subject-strip, .practice, .practice-item, .digital-band, .cooperation, .about-band, .contact-section, .site-footer, .modal-content)::before { opacity: calc(var(--ambient-strength) * .7); }
  [data-theme='d'] :is(.practice, .cooperation, .about-band, .contact-section) { --ambient-size: 560px 224px; }
  [data-theme='d'] .practice { --ambient-position: right top 56px; }
  [data-theme='d'] .about-band { --ambient-position: right bottom; }
  [data-theme='d'] .digital-lines { width: 260px; height: 163px; opacity: .32; }
  body[data-theme='d'] { --site-content-gutter: 20px; --section-title-size: 28px; }
  [data-theme='d'] .site-header .navbar { padding: 14px 0; }
  [data-theme='d'] .brand img { width: 180px; height: 36px; }
  [data-theme='d'] .hero .hero-inner { grid-template-columns: 1fr; padding-top: 44px; padding-bottom: 40px; min-height: auto; gap: 32px; }
  [data-theme='d'] .hero h1 { font-size: 30px; line-height: 1.45; }
  [data-theme='d'] .hero-capability { font-size: 18px; margin-bottom: 18px; }
  [data-theme='d'] .hero-lead { font-size: 14px; }
  [data-theme='d'] .hero-picture { height: 224px; }
  [data-theme='d'] .hero-image-caption { padding: 14px 18px; font-size: 12px; }
  [data-theme='d'] .subject-inner { padding-top: 18px; padding-bottom: 18px; }
  [data-theme='d'] .subject-items { font-size: 13px; justify-content: space-between; gap: 0; }
  [data-theme='d'] .section-pad { padding-top: 52px; padding-bottom: 52px; }
  [data-theme='d'] .section-heading { margin-bottom: 28px; }
  [data-theme='d'] .section-heading h2 { font-size: 27px; margin-bottom: 14px; }
  [data-theme='d'] .section-heading p { font-size: 14px; }
  [data-theme='d'] .practice-grid { grid-template-columns: 1fr; gap: 24px; }
  [data-theme='d'] .practice-copy { padding: 22px; }
  [data-theme='d'] .practice-item h3 { font-size: 21px; }
  [data-theme='d'] .digital-grid, [data-theme='d'] .cooperation-grid, [data-theme='d'] .about-grid { grid-template-columns: 1fr; gap: 36px; }
  [data-theme='d'] .digital-band h2, [data-theme='d'] .cooperation-intro .section-title, [data-theme='d'] .about-grid h2, [data-theme='d'] .contact-section h2 { font-size: 27px; }
  [data-theme='d'] .mode-list .accordion-button { font-size: 16px; }
  [data-theme='d'] .contact-section { padding: 52px 0; }
}
@media (max-width: 359px) {
  body[data-theme='d'] { --site-content-gutter: 16px; }
  [data-theme='d'] .hero h1 { font-size: 27px; }
}


/* 正式多页面：继承D融合版，不另设一套视觉风格。 */
:root { --focus: #75b2ff; --surface: #101725; --surface-deep: #080d18; }
[hidden] { display: none !important; }
body { overflow-wrap: break-word; }
a,button { touch-action: manipulation; }
button:focus-visible,a:focus-visible,summary:focus-visible { outline: 2px solid var(--focus); outline-offset: 5px; }
h1,h2,h3 { text-wrap: balance; }
[data-theme='d'] .brand .on-dark { display: block; }
[data-theme='d'] .navbar-nav { gap: 20px; }
.nav-group { position: relative; display: flex; align-items: center; gap: 2px; }
.nav-disclosure { border: 0; background: transparent; color: var(--muted); width: 32px; height: 44px; display: inline-grid; place-items: center; font-size: 16px; }
.dropdown-menu { --bs-dropdown-bg: #101725; --bs-dropdown-link-color: #dce5f1; --bs-dropdown-link-hover-bg: #1b2a40; --bs-dropdown-link-hover-color: #fff; --bs-dropdown-border-color: #34435a; border-radius: 6px; padding: 8px; min-width: 218px; }
.dropdown-item { min-height: 44px; padding: 10px 14px; font-size: 14px; }
[data-theme='d'] .nav-contact { margin-left: 18px; }
[data-theme='d'] .nav-login { margin-left: 18px; }
.subnav { background: var(--surface-deep); border-top: 1px solid var(--line); border-bottom: 1px solid var(--line); }
.subnav .container { display: flex; align-items: center; gap: 24px; overflow-x: auto; scrollbar-width: thin; }
.subnav a { display: inline-flex; align-items: center; min-height: 56px; white-space: nowrap; color: var(--muted); font-size: 14px; border-bottom: 2px solid transparent; }
.subnav a[aria-current='page'],.subnav a:hover { color: var(--ink); border-bottom-color: var(--cyan); }
.page-intro { padding: 64px 0 52px; }
.page-intro h1 { font-size: 40px; font-weight: 600; line-height: 1.4; margin-bottom: 20px; }
.page-intro .kicker { margin-bottom: 14px; color: var(--cyan-dark); }
.page-intro .lead { max-width: 740px; color: var(--muted); font-size: 16px; line-height: 1.85; margin: 0; }
.breadcrumbs { display: flex; flex-wrap: wrap; gap: 10px; color: var(--muted); font-size: 13px; margin-bottom: 24px; }
.surface-alt { background: var(--surface); }
.zone { position: relative; isolation: isolate; --ambient-pattern: url('../images/website-v2/ambient-flow.svg'); --ambient-strength: .55; --ambient-position: right bottom; --ambient-size: 900px 360px; }
.zone::before { content: ''; position: absolute; inset: 0; z-index: -1; pointer-events: none; border-radius: inherit; background: var(--ambient-pattern) no-repeat var(--ambient-position) / var(--ambient-size); opacity: var(--ambient-strength); }
.zone-arc { --ambient-pattern: url('../images/website-v2/ambient-arc.svg'); --ambient-position: left center; }
.zone-small { --ambient-pattern: url('../images/website-v2/ambient-trace.svg'); --ambient-size: 480px 180px; --ambient-strength: .3; }
.heading-row { display: flex; justify-content: space-between; align-items: end; gap: 32px; margin-bottom: 32px; }
.heading-row h2,.split-copy h2,.article-copy h2 { font-size: 30px; line-height: 1.5; font-weight: 600; margin-bottom: 18px; }
.heading-row p,.muted { color: var(--muted); }
.section-links { display: flex; justify-content: center; flex-wrap: wrap; gap: 24px; margin-top: 32px; color: var(--cyan-dark); }
.category { color: var(--cyan-dark); font-size: 12px; margin-bottom: 12px; }
.case-meta { color: var(--muted); font-size: 12px; margin: 12px 0 0; }
.filters { display: flex; flex-wrap: wrap; align-items: center; gap: 12px; margin: 28px 0; }
.filter-button { min-height: 44px; border: 1px solid var(--line); border-radius: 6px; padding: 8px 18px; background: transparent; color: var(--muted); font-size: 14px; }
.filter-button[aria-pressed='true'] { background: var(--navy); color: #fff; border-color: var(--navy); }
.filter-count { color: var(--muted); font-size: 13px; margin-left: auto; }
.case-list { row-gap: 28px; }
.scope-grid { display: grid; grid-template-columns: repeat(4,minmax(0,1fr)); gap: 28px; }
.scope-grid h3 { font-size: 18px; margin-bottom: 12px; }
.scope-grid p { font-size: 14px; color: var(--muted); }
.split-grid { display: grid; grid-template-columns: .9fr 1.1fr; gap: 64px; align-items: center; }
.split-copy p { color: var(--muted); line-height: 1.9; }
.split-copy p + p { margin-top: 16px; }
.split-copy .hero-actions { margin-top: 24px; }
.tag-list { display: flex; flex-wrap: wrap; gap: 10px; margin: 22px 0 0; padding: 0; list-style: none; }
.tag-list li { border: 1px solid var(--line); padding: 6px 12px; border-radius: 4px; font-size: 13px; color: #bac9dc; }
.image-link { display: block; position: relative; border: 1px solid #35435a; border-radius: 6px; background: #edf1f6; padding: 8px; overflow: hidden; }
.image-link img { width: 100%; height: auto; }
.image-link .image-action { position: absolute; bottom: 12px; right: 12px; padding: 4px 10px; font-size: 12px; background: #0d172b; color: #fff; border-radius: 4px; }
figure { margin: 0; }
figcaption { color: var(--muted); font-size: 12px; line-height: 1.7; margin-top: 12px; }
.app-grid { display: grid; grid-template-columns: repeat(2,minmax(0,1fr)); gap: 40px 32px; }
.app-card h3 { margin-top: 24px; margin-bottom: 14px; font-size: 21px; font-weight: 600; }
.app-card p { color: var(--muted); font-size: 14px; line-height: 1.9; }
.app-card .text-link { color: var(--cyan-dark); margin-top: 12px; }
.app-card .image-link img { aspect-ratio: 2.4 / 1; object-fit: contain; }
.service-layout { display: grid; grid-template-columns: .84fr 1.16fr; gap: 72px; align-items: start; }
.service-layout h2 { font-size: 29px; font-weight: 600; line-height: 1.5; margin-bottom: 20px; }
.service-layout .audience { margin-bottom: 14px; color: var(--cyan-dark); font-size: 13px; }
.service-body { color: var(--muted); line-height: 1.9; }
.service-body p + p { margin-top: 20px; }
.service-body h3 { color: var(--ink); font-size: 19px; margin: 26px 0 12px; }
.service-body ul,.article-copy ul { padding-left: 20px; margin: 20px 0; }
.service-body li,.article-copy li { margin-bottom: 12px; }
.related-links { display: flex; flex-wrap: wrap; gap: 12px 24px; margin-top: 22px; }
.related-links a { color: var(--cyan-dark); display: inline-flex; align-items: center; min-height: 44px; font-size: 14px; }
.process-list { display: grid; grid-template-columns: repeat(5,minmax(0,1fr)); list-style: none; padding: 0; gap: 24px; margin: 32px 0 0; counter-reset: process; }
.process-list li { border-top: 1px solid #34465e; padding-top: 20px; counter-increment: process; }
.process-list li::before { content: counter(process,decimal-leading-zero); color: var(--cyan-dark); display: block; font-family: Arial,sans-serif; font-size: 13px; margin-bottom: 14px; }
.process-list h3 { font-size: 17px; margin: 0 0 12px; }
.process-list p { font-size: 13px; color: var(--muted); line-height: 1.8; }
.team-panel { border-top: 1px solid var(--line); }
.team-panel .team-feature { grid-template-columns: 100px 1fr; }
.principles { display: grid; grid-template-columns: 1fr 1fr; gap: 36px; margin-top: 36px; }
.principles h3 { font-size: 18px; }
.principles p { font-size: 14px; }
.contact-layout { display: grid; grid-template-columns: .86fr 1.14fr; gap: 64px; align-items: start; }
.contact-details { margin: 28px 0; }
.contact-details dt { color: var(--cyan-dark); font-size: 12px; margin-top: 20px; margin-bottom: 8px; }
.contact-details dd { color: #d2dce9; line-height: 1.8; }
.contact-details a { display: inline-block; min-height: 44px; max-width: 100%; overflow-wrap: anywhere; }
.qr-figure { max-width: 160px; }
.qr-figure img { background: #fff; width: 160px; height: 160px; object-fit: contain; }
.form-panel { padding: 28px; border: 1px solid var(--line); border-radius: 8px; background: var(--surface-deep); }
.form-panel h3 { font-size: 20px; margin-bottom: 14px; }
.form-panel p { color: var(--muted); font-size: 14px; }
.form-panel iframe { border: 0; background: #fff; width: 100%; height: 620px; margin-top: 24px; border-radius: 4px; }
.article-copy { max-width: 860px; margin: 0 auto; }
.article-copy p,.article-copy li { color: var(--muted); line-height: 1.95; font-size: 16px; }
.article-copy h3 { font-size: 20px; margin-bottom: 14px; }
.work-list { display: grid; grid-template-columns: 1fr 1fr; gap: 28px; list-style: none; padding: 0 !important; margin: 32px 0 0 !important; }
.work-list li { padding-top: 22px; border-top: 1px solid var(--line); }
.work-list li h3 { color: var(--ink); font-size: 19px; }
.work-list li p { font-size: 14px; }
.evidence-grid { display: grid; grid-template-columns: 1fr 1fr; align-items: start; gap: 32px; }
.value-panel { border-left: 2px solid var(--cyan); padding: 4px 0 4px 24px; }
.value-panel p + p { margin-top: 20px; }
.module-grid { display: grid; grid-template-columns: 1fr 1fr; gap: 40px 32px; }
.module h3 { font-size: 22px; margin-bottom: 14px; }
.module p { font-size: 15px; color: var(--muted); margin-bottom: 22px; }
.module .image-link img { aspect-ratio: 2.38/1; object-fit: contain; }
.video-panel { border: 1px solid var(--line); border-radius: 8px; padding: 28px; }
.video-panel summary { min-height: 44px; cursor: pointer; font-size: 18px; }
.video-panel video { width: 100%; max-height: 560px; background: #080d18; margin: 24px 0 12px; }
.video-panel p { color: var(--muted); font-size: 14px; }
.footer-grid { display: grid; grid-template-columns: 2fr 1fr 1fr; gap: 64px; padding: 20px 0 36px; }
.footer-grid h2 { font-size: 17px; margin-bottom: 16px; }
.footer-grid p { color: var(--muted); font-size: 13px; max-width: 430px; }
.footer-grid nav { display: grid; grid-template-columns: 1fr 1fr; gap: 8px 24px; }
.footer-grid a { display: inline-flex; align-items: center; min-height: 44px; font-size: 13px; color: #c4cfde; }
.footer-grid .footer-contact { display: grid; align-content: start; }
.footer-grid .footer-qr { width: 88px; padding: 4px; background: #fff; margin-top: 8px; }
.footer-grid .footer-qr img { width: 80px; height: 80px; object-fit: contain; }
.product-value { grid-template-columns: repeat(3,minmax(0,1fr)); }
.footer-inner { border-top: 1px solid var(--line); padding-top: 24px; }
.footer-inner a { min-height: 44px; display: inline-flex; align-items: center; }
[data-theme='d'] .footer-grid { padding-top: 16px; padding-bottom: 24px; }
[data-theme='d'] .footer-grid nav { align-content: start; }
@media (min-width: 1200px) {
  [data-theme='d'] .footer-grid .footer-contact { grid-template-columns: minmax(0, 1fr) 88px; column-gap: 12px; }
  [data-theme='d'] .footer-contact > a:not(.footer-qr) { grid-column: 1; }
  [data-theme='d'] .footer-contact > .footer-qr { grid-column: 2; grid-row: 1 / span 3; align-self: center; margin-top: 0; }
}
.image-viewer { max-width: min(1200px,96vw); }
.image-viewer .modal-body { overflow: auto; }
.image-viewer img { width: 100%; height: auto; max-height: 75vh; object-fit: contain; }
.image-viewer.is-zoomed img { width: auto; max-width: none; max-height: none; }
.viewer-controls { display: flex; flex-wrap: wrap; gap: 12px; margin-bottom: 16px; }
.viewer-controls button { color: var(--ink); border: 1px solid var(--line); border-radius: 4px; background: transparent; min-height: 44px; padding: 8px 14px; }
.image-failed img { visibility: hidden; }
.image-failed { min-height: 160px; display: grid; place-items: center; background: var(--surface); }
.image-failure-note { padding: 24px; color: var(--muted); font-size: 14px; }
html.no-js .navbar-collapse { display: block; }
html.no-js .navbar-toggler,html.no-js .nav-disclosure { display: none; }
html.no-js .dropdown-menu { display: block; position: static; background: transparent; border: 0; }
html.no-js .nav-group { display: block; }
html.no-js .mode-list .accordion-collapse { display: block; }
html.no-js .filter-button { display: none; }
@media (max-width:1199px) {
  [data-theme='d'] .navbar-nav { gap: 0; }
  [data-theme='d'] .nav-login,[data-theme='d'] .nav-contact { margin: 14px 0; width: fit-content; }
  .navbar-collapse { padding-top: 16px; max-height: calc(100dvh - 96px); overflow-y: auto; }
  .nav-group { flex-wrap: wrap; justify-content: space-between; }
  .nav-group .dropdown-menu { position: static !important; transform: none !important; flex-basis: 100%; margin: 0 0 12px; }
  .split-grid,.service-layout,.contact-layout { gap: 40px; }
  .footer-grid { gap: 32px; }
}
@media (max-width:991px) {
  .scope-grid { grid-template-columns: 1fr 1fr; }
  .product-value { grid-template-columns: 1fr; }
  .practice-grid.case-list { grid-template-columns: 1fr 1fr; }
  .process-list { gap: 16px; }
  .process-list h3 { font-size: 15px; }
  .footer-grid { grid-template-columns: 1.5fr 1fr; }
  .footer-contact { grid-column: 1/-1; }
}
@media (max-width:767px) {
  .zone { --ambient-size: 560px 224px; --ambient-strength: .38; }
  .zone-small { --ambient-size: 360px 135px; --ambient-strength: .24; }
  .page-intro { padding: 44px 0 36px; }
  .page-intro h1 { font-size: 30px; }
  .page-intro .lead { font-size: 14px; }
  .breadcrumbs { font-size: 12px; }
  .heading-row { display: block; margin-bottom: 28px; }
  .heading-row h2,.split-copy h2,.article-copy h2 { font-size: 27px; }
  .heading-row .text-link { margin-top: 16px; }
  .split-grid,.service-layout,.contact-layout,.evidence-grid,.app-grid,.module-grid,.work-list { grid-template-columns: 1fr; gap: 32px; }
  .scope-grid { gap: 24px; }
  .scope-grid h3 { font-size: 17px; }
  .practice-grid.case-list { grid-template-columns: 1fr; }
  .filter-button { padding: 8px 12px; }
  .filter-count { margin-left: 0; width: 100%; }
  .service-layout h2 { font-size: 26px; }
  .process-list { grid-template-columns: 1fr; margin-top: 24px; }
  .process-list li { display: grid; grid-template-columns: 32px 1fr; gap: 0 14px; padding-top: 16px; }
  .process-list li::before { grid-row: 1/3; margin-bottom: 0; }
  .process-list h3 { font-size: 17px; }
  .principles { grid-template-columns: 1fr; gap: 24px; }
  .form-panel,.video-panel { padding: 20px; }
  .form-panel iframe { height: 580px; }
  .article-copy p,.article-copy li { font-size: 15px; }
  .footer-grid { grid-template-columns: 1fr; gap: 24px; padding-top: 8px; }
  .footer-contact { grid-column: auto; }
  .subnav .container { gap: 22px; }
  .subnav a { min-height: 52px; font-size: 13px; }
  .team-panel .team-feature { grid-template-columns: 80px 1fr; gap: 18px; }
  .digital-links { grid-template-columns: 1fr 1fr; }
}
@media(max-width:359px) {
  .digital-links { grid-template-columns: 1fr; }
  .scope-grid { grid-template-columns: 1fr; }
  .page-intro h1 { font-size: 27px; }
}

/* 2026-10-08细节调整：扁平导航、清晰标题和紧凑页头。 */
[data-theme='d'] .site-header .navbar { padding-top: 12px; padding-bottom: 12px; }
[data-theme='d'] .navbar-nav { align-items: center; gap: 32px; }
[data-theme='d'] .navbar .nav-link { display: inline-flex; position: relative; align-items: center; min-height: 44px; padding-top: 0 !important; padding-bottom: 0 !important; line-height: 1.5; }
[data-theme='d'] .navbar .nav-link.active::after { position: absolute; bottom: 0; left: 0; right: 0; margin: 0; height: 2px; }
[data-theme='d'] .nav-login { display: inline-flex; align-items: center; min-height: 44px; }
[data-theme='d'] .nav-contact { display: inline-flex; align-items: center; min-height: 44px; margin-top: 0; }
[data-theme='d'] .nav-contact span { display: inline-flex; align-items: center; min-height: 44px; }
[data-theme='d'] .subject-inner { gap: 32px; padding-top: 16px; padding-bottom: 16px; align-items: center; }
[data-theme='d'] .subject-label { line-height: 1.5; margin-bottom: 0; }
[data-theme='d'] .subject-items { align-items: center; line-height: 1.5; }
[data-theme='d'] .page-intro { padding-top: 36px; padding-bottom: 32px; }
[data-theme='d'] .page-intro .kicker { margin-bottom: 10px; }
[data-theme='d'] .page-intro h1 { font-size: 36px; font-weight: 650; margin-bottom: 12px; line-height: 1.4; }
[data-theme='d'] .page-intro .lead { max-width: 860px; line-height: 1.75; }
[data-theme='d'] .breadcrumbs { margin-bottom: 16px; }
[data-theme='d'] .section-pad { padding-top: 60px; padding-bottom: 60px; }
[data-theme='d'][data-page='inner'] .page-intro + .section-pad { padding-top: 40px; }
[data-theme='d'] .hero .hero-inner { min-height: 488px; padding-top: 44px; padding-bottom: 44px; }
[data-theme='d'][data-page] main h2, [data-theme='d'][data-page] main h2.section-title { font-family: var(--font-display); font-size: 30px; font-weight: 650; line-height: 1.45; letter-spacing: -.02em; color: var(--ink); margin-bottom: 22px; }
[data-theme='d'][data-page] main h2::after { content: ''; display: block; width: 36px; height: 3px; margin-top: 14px; background: var(--cyan); opacity: .85; }
[data-theme='d'][data-page] .section-heading h2::after { width: 36px; height: 3px; margin: 14px auto 0; background: var(--cyan); opacity: .85; }
[data-theme='d'] .heading-row { align-items: center; margin-bottom: 28px; }
[data-theme='d'] .heading-row h2 { margin-bottom: 16px; }
[data-theme='d'] main h3 { font-family: var(--font-display); font-weight: 600; line-height: 1.5; color: var(--ink); }
[data-theme='d'] :is(.app-card,.module,.practice-copy,.service-body,.scope-grid,.work-list,.principles,.digital-links) h3 { font-size: 20px; font-weight: 600; margin-bottom: 12px; }
[data-theme='d'] .cooperation-intro .kicker { margin-top: 0; }
[data-theme='d'] .home-concept-image { object-fit: cover; padding: 0; }
[data-theme='d'] .digital-image.home-concept-image { aspect-ratio: 16 / 9; height: auto; object-fit: cover; }
[data-theme='d'] .concept-note { color: var(--muted); font-size: 11px; line-height: 1.6; margin-top: 8px; }
[data-theme='d'] .hero-image-caption .concept-note { display: block; margin-top: 4px; }
[data-theme='d'] .subject-mark { line-height: 1.5; }
html { scroll-padding-top: 88px; }
@media(max-width:1199px) {
  [data-theme='d'] .navbar-nav { align-items: stretch; gap: 0; }
  [data-theme='d'] .navbar .nav-link { display: flex; padding-top: 12px !important; padding-bottom: 12px !important; }
  [data-theme='d'] .navbar .nav-link.active::after { display: none; }
  [data-theme='d'] .nav-login,[data-theme='d'] .nav-contact { margin-top: 12px; margin-bottom: 8px; }
}
@media(max-width:767px) {
  [data-theme='d'] .site-header .navbar { padding-top: 10px; padding-bottom: 10px; }
  [data-theme='d'] .hero .hero-inner { min-height: auto; padding-top: 32px; padding-bottom: 32px; }
  [data-theme='d'] .subject-inner { display: flex; flex-wrap: wrap; gap: 12px 20px; padding-top: 16px; padding-bottom: 16px; }
  [data-theme='d'] .subject-label { font-size: 12px; margin: 0; }
  [data-theme='d'] .subject-items { flex: 1; justify-content: space-between; gap: 12px; font-size: 12px; }
  [data-theme='d'] .page-intro { padding-top: 28px; padding-bottom: 24px; }
  [data-theme='d'] .page-intro h1 { font-size: 28px; }
  [data-theme='d'] .section-pad { padding-top: 40px; padding-bottom: 40px; }
  [data-theme='d'][data-page='inner'] .page-intro + .section-pad { padding-top: 32px; }
  [data-theme='d'][data-page] main h2, [data-theme='d'][data-page] main h2.section-title { font-size: 26px; margin-bottom: 18px; }
  [data-theme='d'][data-page] main h2::after { width: 32px; height: 2px; margin-top: 12px; }
  [data-theme='d'][data-page] .section-heading h2::after { width: 32px; height: 2px; margin: 12px auto 0; }
  [data-theme='d'] .section-heading { margin-bottom: 24px; }
  [data-theme='d'] .heading-row { margin-bottom: 24px; }
  html { scroll-padding-top: 80px; }
}
@media(max-width:359px) {
  [data-theme='d'] .subject-inner { gap: 10px 14px; }
  [data-theme='d'] .subject-items { gap: 8px; font-size: 11px; }
  [data-theme='d'] .page-intro h1 { font-size: 26px; }
}

/* 首页整屏Banner：导航与首屏合计约一屏，正文从下一屏开始。 */
[data-theme='d'][data-page='home'] { --banner-header-height: 69px; }
[data-theme='d'][data-page='home'] .hero .hero-inner {
  min-height: calc(100vh - var(--banner-header-height));
  min-height: calc(100svh - var(--banner-header-height));
  padding-top: clamp(40px, 6svh, 72px);
  padding-bottom: clamp(40px, 6svh, 72px);
  align-content: center;
  align-items: center;
  gap: clamp(32px, 4vw, 72px);
}
[data-theme='d'][data-page='home'] .hero h1 { font-size: clamp(34px, 4vw, 60px); line-height: 1.35; }
[data-theme='d'][data-page='home'] .hero-capability { font-size: 26px; }
[data-theme='d'][data-page='home'] .hero-lead { max-width: 640px; font-size: 20px; line-height: 1.85; }
[data-theme='d'][data-page='home'] .hero-actions > a { font-size: 18px; }
[data-theme='d'][data-page='home'] .hero-picture { height: clamp(320px, 46svh, 560px); }
@media(min-width:768px) and (max-width:1199px) {
  [data-theme='d'][data-page='home'] .hero-capability { font-size: 24px; }
  [data-theme='d'][data-page='home'] .hero-lead { font-size: 18px; }
  [data-theme='d'][data-page='home'] .hero-actions > a { font-size: 16px; }
}
@media(max-width:767px) {
  [data-theme='d'][data-page='home'] { --banner-header-height: 57px; }
  [data-theme='d'][data-page='home'] .hero .hero-inner { padding-top: 32px; padding-bottom: 32px; gap: 28px; }
  [data-theme='d'][data-page='home'] .hero h1 { font-size: 32px; }
  [data-theme='d'][data-page='home'] .hero-capability { font-size: 21px; }
  [data-theme='d'][data-page='home'] .hero-lead { font-size: 17px; }
  [data-theme='d'][data-page='home'] .hero-actions > a { font-size: 15px; }
  [data-theme='d'][data-page='home'] .hero-picture { height: clamp(160px, 28svh, 244px); }
}
@media(max-width:359px) {
  [data-theme='d'][data-page='home'] .hero h1 { font-size: 28px; }
}

/* 首页模块统一：居中标题、三色拼接短线、描边分类小标题。 */
[data-theme='d'][data-page='home'] { --brand-blue: #4096ff; --brand-cyan: #00a9be; --brand-orange: #f57d30; }
[data-theme='d'][data-page='home'] .home-section-heading { display: block; text-align: center; margin-bottom: 40px; }
[data-theme='d'][data-page='home'] .home-section-heading h2 { margin: 0 0 18px; }
[data-theme='d'][data-page='home'] .home-section-heading h2::after { width: 72px; height: 3px; margin: 16px auto 0; opacity: 1; background: linear-gradient(to right, var(--brand-blue) 0 33.333%, var(--brand-cyan) 33.333% 66.666%, var(--brand-orange) 66.666% 100%); }
[data-theme='d'][data-page='home'] .home-section-heading p { max-width: 720px; margin: 0 auto; color: var(--muted); font-size: 15px; line-height: 1.8; }
[data-theme='d'][data-page='home'] .classification-heading {
  --classification-accent: var(--brand-blue);
  display: flex; align-items: center; gap: 12px;
  position: relative; isolation: isolate; overflow: hidden;
  padding: 20px 22px; min-height: 76px; margin: 0;
  background: #132239; border: 1px solid #344a67;
  border-left: 3px solid var(--classification-accent);
  color: var(--ink); font-size: 24px; font-weight: 650; line-height: 1.4;
}
[data-theme='d'][data-page='home'] .classification-heading::before { content: ''; position: absolute; inset: 0; z-index: -1; background: url('../images/website-v2/ambient-trace.svg') no-repeat right center / 280px 105px; opacity: .28; pointer-events: none; }
[data-theme='d'][data-page='home'] .classification-icon { flex: 0 0 28px; width: 28px; height: 28px; color: var(--classification-accent); }
[data-theme='d'][data-page='home'] .practice-item[data-client='group'] .classification-heading { --classification-accent: var(--brand-cyan); }
[data-theme='d'][data-page='home'] .practice-item[data-client='store'] .classification-heading { --classification-accent: var(--brand-orange); }
[data-theme='d'][data-page='home'] .practice-item > .classification-heading { border-top: 0; border-right: 0; border-bottom: 1px solid #344a67; }
[data-theme='d'][data-page='home'] .practice-copy .case-title { font-family: var(--font-display); font-size: 20px; font-weight: 600; line-height: 1.5; color: var(--ink); margin: 0 0 12px; }
[data-theme='d'][data-page='home'] .digital-links { gap: 20px; }
[data-theme='d'][data-page='home'] .digital-band > .container { position: relative; z-index: 1; }
[data-theme='d'][data-page='home'] .digital-links > .digital-topic { padding: 0; border: 1px solid #344a67; border-radius: 6px; overflow: hidden; background: #0c1524; }
[data-theme='d'][data-page='home'] .digital-topic .classification-heading { min-height: 72px; padding: 16px 14px; border-top: 0; border-right: 0; border-bottom: 1px solid #344a67; font-size: 20px; gap: 10px; }
[data-theme='d'][data-page='home'] .digital-topic:nth-child(2) .classification-heading { --classification-accent: var(--brand-cyan); }
[data-theme='d'][data-page='home'] .digital-topic-copy { padding: 18px; }
[data-theme='d'][data-page='home'] .digital-topic-copy .text-link { margin-top: 12px; }
[data-theme='d'][data-page='home'] .cooperation-intro { max-width: none; }
[data-theme='d'][data-page='home'] .cooperation-intro > .classification-heading { border-radius: 6px; font-size: 22px; }
[data-theme='d'][data-page='home'] .cooperation-intro > p { margin-top: 20px; }
[data-theme='d'][data-page='home'] .mode-list { display: grid; gap: 12px; }
[data-theme='d'][data-page='home'] .mode-list .accordion-item { border: 1px solid #344a67; border-radius: 6px !important; overflow: hidden; background: #0c1524; }
[data-theme='d'][data-page='home'] .mode-list .accordion-button { min-height: 68px; padding: 18px 20px; background: #132239; border-left: 3px solid var(--brand-blue); font-size: 19px; font-weight: 600; }
[data-theme='d'][data-page='home'] .mode-list .accordion-body { padding: 18px 24px 20px; }
[data-theme='d'][data-page='home'] .section-thesis { font-size: 26px; font-weight: 650; line-height: 1.5; margin-bottom: 20px; }
[data-theme='d'][data-page='home'] .team-feature { grid-template-columns: 136px 1fr; align-items: center; padding-top: 12px; padding-bottom: 12px; }
[data-theme='d'][data-page='home'] .classification-heading--compact { min-height: 56px; font-size: 18px; padding: 12px 16px; border-radius: 4px; }
[data-theme='d'][data-page='home'] .home-contact-content { text-align: center; }
[data-theme='d'][data-page='home'] .home-contact-content p { color: var(--muted); margin: 0 0 24px; }
@media(max-width:991px) {
  [data-theme='d'][data-page='home'] .digital-grid { grid-template-columns: 1fr; gap: 32px; }
}
@media(max-width:767px) {
  [data-theme='d'][data-page='home'] .home-section-heading { margin-bottom: 28px; }
  [data-theme='d'][data-page='home'] .home-section-heading p { font-size: 14px; }
  [data-theme='d'][data-page='home'] .home-section-heading h2::after { width: 60px; height: 3px; margin-top: 14px; }
  [data-theme='d'][data-page='home'] .classification-heading { min-height: 68px; padding: 16px 20px; font-size: 22px; }
  [data-theme='d'][data-page='home'] .digital-links { grid-template-columns: 1fr; }
  [data-theme='d'][data-page='home'] .cooperation-intro > .classification-heading { font-size: 22px; }
  [data-theme='d'][data-page='home'] .mode-list .accordion-button { min-height: 64px; font-size: 17px; padding: 16px; }
  [data-theme='d'][data-page='home'] .team-feature { grid-template-columns: 120px 1fr; gap: 16px; }
  [data-theme='d'][data-page='home'] .classification-heading--compact { min-height: 52px; font-size: 18px; padding: 12px; }
  [data-theme='d'][data-page='home'] .section-thesis { font-size: 24px; }
}
/* 合作模式：可选择的五层服务金字塔。只增强此页，不恢复全站二级导航。 */
[data-theme='d'] .service-overview { padding-top: 36px; padding-bottom: 36px; }
.service-overview-grid { display: grid; grid-template-columns: .85fr 1.15fr; gap: 64px; align-items: center; }
.service-overview-copy { max-width: 440px; }
.service-overview-copy .lead { font-weight: 400; }
.service-combination-note { margin: 20px 0 0; font-size: 14px; line-height: 1.8; color: var(--muted); }
.service-pyramid { display: flex; flex-direction: column; gap: 4px; width: 100%; max-width: 600px; justify-self: end; }
.pyramid-layer { --layer-fill: #153b61; --layer-ink: #f4f6fa; position: relative; display: flex; justify-content: center; align-items: center; align-self: center; height: 60px; width: 100%; text-align: center; color: var(--layer-ink); text-decoration: none; }
.pyramid-shape { position: absolute; inset: 0; width: 100%; height: 100%; pointer-events: none; }
.pyramid-shape polygon { fill: var(--layer-fill); stroke: transparent; stroke-width: 2; }
.pyramid-label { position: relative; display: block; font-size: 16px; font-weight: 600; line-height: 1.45; color: var(--layer-ink); }
.pyramid-layer--1 { width: 40%; height: 160px; align-items: end; padding-bottom: 12px; }
.pyramid-symbol { position: absolute; bottom: 68px; width: 28px; height: 28px; color: var(--layer-ink); pointer-events: none; }
.pyramid-layer--2 { --layer-fill: #165274; width: 55%; }
.pyramid-layer--3 { --layer-fill: #087b96; width: 70%; }
.pyramid-layer--4 { --layer-fill: #00a9be; --layer-ink: #031b29; width: 85%; }
.pyramid-layer--5 { --layer-fill: #f57d30; --layer-ink: #25150c; }
.pyramid-layer:hover { color: var(--layer-ink); }
.pyramid-layer:hover .pyramid-shape polygon { stroke: #a3bfd4; }
.pyramid-layer[aria-selected='true'] .pyramid-shape polygon { stroke: #f4f6fa; }
.pyramid-check { position: absolute; top: 50%; transform: translateY(-50%); left: calc(100% + 10px); visibility: hidden; font-size: 15px; font-weight: 700; }
.pyramid-layer[aria-selected='true'] .pyramid-check { visibility: visible; }
.pyramid-layer:focus-visible { outline: 2px solid #f4f6fa; outline-offset: 4px; border-radius: 2px; }
.service-details [data-service-panel] { background-color: #101725; border-top: 1px solid #283447; scroll-margin-top: 88px; }
.service-details [data-service-panel]:focus-visible { outline: 2px solid var(--cyan); outline-offset: -4px; }
.service-details .service-layout > div:first-child { border-left: 3px solid var(--cyan); padding-left: 24px; }
.service-details .service-body > p:first-child { margin-top: 0; }
.service-details .service-description { margin: 0 0 20px; color: var(--muted); font-size: 16px; line-height: 1.9; }
.service-details .service-summary .audience { margin-bottom: 0; }
.service-details .service-body > h3:first-child { margin-top: 0; }
@media(max-width:991px) {
  .service-overview-grid { grid-template-columns: 1fr 1.1fr; gap: 32px; }
  .pyramid-label { font-size: 14px; }
}
@media(max-width:767px) {
  [data-theme='d'] .service-overview { padding-top: 28px; padding-bottom: 32px; }
  .service-overview-grid { grid-template-columns: 1fr; gap: 24px; }
  .service-overview-copy { max-width: none; }
  .service-combination-note { margin-top: 12px; font-size: 13px; }
  .service-pyramid { max-width: 480px; justify-self: center; }
  .pyramid-layer { height: 51px; }
  .pyramid-layer--1 { height: 136px; padding-bottom: 8px; }
  .pyramid-label { font-size: 13px; }
  .pyramid-symbol { bottom: 56px; width: 24px; height: 24px; }
  .pyramid-check { left: calc(100% + 6px); font-size: 12px; }
  .service-details [data-service-panel] { scroll-margin-top: 80px; }
  .service-details .service-layout > div:first-child { padding-left: 16px; }
}
/* 首页宽幅内容：模块对齐首屏，服务对象介绍不再充当具体案例卡片。 */
[data-theme='d'][data-page='home'] main h2,
[data-theme='d'][data-page='home'] main h2.section-title { font-size: 38px; }
[data-theme='d'][data-page='home'] .home-section-heading { margin-bottom: 48px; }
[data-theme='d'][data-page='home'] .home-section-heading p { font-size: 18px; max-width: 1000px; }
[data-theme='d'][data-page='home'] .practice-grid { gap: 28px; }
[data-theme='d'][data-page='home'] .practice-image { height: auto; aspect-ratio: 16 / 9; }
[data-theme='d'][data-page='home'] .classification-heading { font-size: 28px; padding: 24px 28px; min-height: 88px; }
[data-theme='d'][data-page='home'] .practice-copy { padding: 28px; }
[data-theme='d'][data-page='home'] .practice-copy p { font-size: 17px; line-height: 1.85; }
[data-theme='d'][data-page='home'] .practice-copy .service-focus { font-size: 23px; font-weight: 600; color: var(--ink); margin-bottom: 16px; line-height: 1.5; }
[data-theme='d'][data-page='home'] .practice-copy .service-scope { font-size: 15px; margin-top: 24px; padding-top: 20px; border-top: 1px solid #283447; }
[data-theme='d'][data-page='home'] main > section:not(.hero) .text-link { font-size: 16px; }
[data-theme='d'][data-page='home'] .digital-grid { gap: 48px; }
[data-theme='d'][data-page='home'] .digital-topic .classification-heading { font-size: 24px; padding: 20px; min-height: 80px; }
[data-theme='d'][data-page='home'] .digital-topic-copy { padding: 24px; }
[data-theme='d'][data-page='home'] .digital-links p { font-size: 17px; line-height: 1.85; }
[data-theme='d'][data-page='home'] .cooperation-intro > .classification-heading { font-size: 26px; }
[data-theme='d'][data-page='home'] .cooperation-intro > p { font-size: 18px; }
[data-theme='d'][data-page='home'] .mode-list .accordion-button { font-size: 22px; padding: 20px 24px; min-height: 76px; }
[data-theme='d'][data-page='home'] .mode-list .accordion-body { font-size: 17px; padding: 24px; }
[data-theme='d'][data-page='home'] .mode-list .audience { font-size: 15px; }
[data-theme='d'][data-page='home'] .section-thesis { font-size: 32px; }
[data-theme='d'][data-page='home'] .about-grid .about-text { font-size: 18px; }
[data-theme='d'][data-page='home'] .about-detail strong { font-size: 40px; }
[data-theme='d'][data-page='home'] .about-detail span { font-size: 15px; }
[data-theme='d'][data-page='home'] .team-feature { grid-template-columns: 152px 1fr; padding-top: 16px; padding-bottom: 16px; }
[data-theme='d'][data-page='home'] .classification-heading--compact { min-height: 60px; font-size: 21px; padding: 16px 20px; }
[data-theme='d'][data-page='home'] .team-feature p { font-size: 17px; }
[data-theme='d'][data-page='home'] .home-contact-content p { font-size: 18px; }
@media(min-width:768px) {
  [data-theme='d'][data-page='home'] .section-pad { padding-top: 80px; padding-bottom: 80px; }
}
@media(min-width:768px) and (max-width:1199px) {
  [data-theme='d'][data-page='home'] .classification-heading { padding: 20px; font-size: 24px; }
  [data-theme='d'][data-page='home'] .practice-copy { padding: 22px; }
  [data-theme='d'][data-page='home'] .practice-copy .service-focus { font-size: 21px; }
  [data-theme='d'][data-page='home'] .practice-grid { gap: 20px; }
  [data-theme='d'][data-page='home'] .about-grid { gap: 48px; }
  [data-theme='d'][data-page='home'] .team-feature { grid-template-columns: 132px 1fr; gap: 20px; }
  [data-theme='d'][data-page='home'] .classification-heading--compact { font-size: 18px; padding: 12px 16px; }
}
@media(max-width:767px) {
  [data-theme='d'][data-page='home'] main h2,
  [data-theme='d'][data-page='home'] main h2.section-title { font-size: 28px; }
  [data-theme='d'][data-page='home'] .home-section-heading { margin-bottom: 32px; }
  [data-theme='d'][data-page='home'] .home-section-heading p { font-size: 16px; }
  [data-theme='d'][data-page='home'] .classification-heading { font-size: 24px; min-height: 72px; padding: 18px 20px; }
  [data-theme='d'][data-page='home'] .practice-copy { padding: 24px; }
  [data-theme='d'][data-page='home'] .practice-copy p { font-size: 16px; }
  [data-theme='d'][data-page='home'] .practice-copy .service-focus { font-size: 21px; }
  [data-theme='d'][data-page='home'] .practice-copy .service-scope { font-size: 14px; margin-top: 20px; padding-top: 16px; }
  [data-theme='d'][data-page='home'] .digital-grid { gap: 32px; }
  [data-theme='d'][data-page='home'] .digital-topic .classification-heading { font-size: 22px; }
  [data-theme='d'][data-page='home'] .digital-links p { font-size: 16px; }
  [data-theme='d'][data-page='home'] .cooperation-intro > .classification-heading { font-size: 24px; }
  [data-theme='d'][data-page='home'] .cooperation-intro > p { font-size: 16px; }
  [data-theme='d'][data-page='home'] .mode-list .accordion-button { font-size: 18px; min-height: 68px; padding: 18px 20px; gap: 14px; }
  [data-theme='d'][data-page='home'] .mode-list .accordion-body { font-size: 16px; padding: 20px; }
  [data-theme='d'][data-page='home'] .mode-list .audience { font-size: 14px; }
  [data-theme='d'][data-page='home'] .section-thesis { font-size: 28px; }
  [data-theme='d'][data-page='home'] .about-grid .about-text { font-size: 16px; }
  [data-theme='d'][data-page='home'] .about-detail strong { font-size: 36px; }
  [data-theme='d'][data-page='home'] .about-detail span { font-size: 13px; }
  [data-theme='d'][data-page='home'] .team-feature { grid-template-columns: 124px 1fr; gap: 16px; }
  [data-theme='d'][data-page='home'] .classification-heading--compact { font-size: 18px; min-height: 56px; padding: 12px 16px; }
  [data-theme='d'][data-page='home'] .team-feature p { font-size: 16px; }
  [data-theme='d'][data-page='home'] .home-contact-content p { font-size: 16px; }
}
/* 全站尺寸规范：同一宽幅容器；内页文字、图片与布局按屏幕适配。 */
[data-theme='d'][data-page] main h2,
[data-theme='d'][data-page] main h2.section-title { font-size: var(--section-title-size); }
[data-theme='d'][data-page='inner'] main { font-size: 18px; }
[data-theme='d'][data-page='inner'] .page-intro h1 { font-size: clamp(32px, 3vw, 48px); }
[data-theme='d'][data-page='inner'] .page-intro .lead { font-size: 18px; font-weight: 400; max-width: 1040px; }
[data-theme='d'][data-page='inner'] .kicker { font-size: 14px; }
[data-theme='d'][data-page='inner'] .breadcrumbs { font-size: 14px; }
[data-theme='d'][data-page='inner'] .section-pad { padding-top: 64px; padding-bottom: 64px; }
[data-theme='d'][data-page='inner'] .heading-row p { font-size: 18px; }
[data-theme='d'][data-page='inner'] .text-link,
[data-theme='d'][data-page='inner'] .solid-link,
[data-theme='d'][data-page='inner'] .related-links a { font-size: 16px; }
[data-theme='d'][data-page='inner'] :is(.app-card,.module,.service-body,.scope-grid,.work-list,.principles) h3 { font-size: 24px; }
[data-theme='d'][data-page='inner'] :is(.scope-grid,.app-card,.module,.principles,.work-list) p { font-size: 17px; }
[data-theme='d'][data-page='inner'] .split-copy > p:not(.kicker) { font-size: 18px; }
[data-theme='d'][data-page='inner'] .tag-list li { font-size: 15px; }
[data-theme='d'][data-page='inner'] .article-copy { max-width: none; margin-left: 0; margin-right: 0; }
[data-theme='d'][data-page='inner'] .container.article-copy { max-width: var(--site-content-width); margin-left: auto; margin-right: auto; display: grid; grid-template-columns: .64fr 1.36fr; column-gap: 64px; align-items: start; }
[data-theme='d'][data-page='inner'] .container.article-copy > h2 { grid-column: 1; }
[data-theme='d'][data-page='inner'] .container.article-copy > :not(h2) { grid-column: 2; }
[data-theme='d'][data-page='inner'] .container.article-copy > .work-list { margin-top: 0 !important; }
[data-theme='d'][data-page='inner'] .article-copy p,
[data-theme='d'][data-page='inner'] .article-copy li { font-size: 18px; }
[data-theme='d'][data-page='inner'] .work-list li p { font-size: 17px; }
[data-theme='d'][data-page='inner'] .practice-grid { gap: 28px; }
[data-theme='d'][data-page='inner'] .practice-copy { padding: 28px; }
[data-theme='d'][data-page='inner'] .practice-copy h3 { font-size: 24px; }
[data-theme='d'][data-page='inner'] .practice-copy p { font-size: 17px; }
[data-theme='d'][data-page='inner'] .practice-copy .category,
[data-theme='d'][data-page='inner'] .practice-copy .case-meta { font-size: 15px; }
[data-theme='d'][data-page='inner'] .practice-image { height: auto; aspect-ratio: 16 / 9; }
[data-theme='d'][data-page='inner'] .filter-button { font-size: 16px; padding: 10px 20px; }
[data-theme='d'][data-page='inner'] .filter-count { font-size: 15px; }
[data-theme='d'][data-page='inner'] .service-layout { gap: 64px; }
[data-theme='d'][data-page='inner'] .service-body { font-size: 18px; }
[data-theme='d'][data-page='inner'] .service-layout .audience { font-size: 15px; }
[data-theme='d'][data-page='inner'] .service-overview-copy { max-width: 580px; }
[data-theme='d'][data-page='inner'] .service-combination-note,
[data-theme='d'][data-page='inner'] .service-pyramid { max-width: 680px; }
[data-theme='d'][data-page='inner'] .pyramid-label { font-size: 18px; }
[data-theme='d'][data-page='inner'] .process-list h3 { font-size: 22px; }
[data-theme='d'][data-page='inner'] .process-list p { font-size: 16px; }
[data-theme='d'][data-page='inner'] .team-feature h3 { font-size: 21px; }
[data-theme='d'][data-page='inner'] .team-feature p { font-size: 17px; }
[data-theme='d'][data-page='inner'] .team-panel .team-feature { grid-template-columns: 120px 1fr; }
[data-theme='d'][data-page='inner'] .about-detail strong { font-size: 40px; }
[data-theme='d'][data-page='inner'] .about-detail span { font-size: 15px; }
[data-theme='d'][data-page='inner'] .contact-details dt { font-size: 14px; }
[data-theme='d'][data-page='inner'] .form-panel h3 { font-size: 24px; }
[data-theme='d'][data-page='inner'] :is(.form-panel,.video-panel) p { font-size: 16px; }
[data-theme='d'][data-page='inner'] .contact-section p { font-size: 17px; }
[data-theme='d'] .footer-grid p { font-size: 15px; max-width: 560px; }
[data-theme='d'] .footer-grid a { font-size: 15px; }
@media(min-width:768px) and (max-width:1199px) {
  [data-theme='d'][data-page='inner'] .container.article-copy { grid-template-columns: .7fr 1.3fr; column-gap: 40px; }
  [data-theme='d'][data-page='inner'] .practice-grid { gap: 20px; }
  [data-theme='d'][data-page='inner'] .practice-copy { padding: 22px; }
  [data-theme='d'][data-page='inner'] .practice-copy h3 { font-size: 22px; }
  [data-theme='d'][data-page='inner'] .service-layout { gap: 40px; }
  [data-theme='d'][data-page='inner'] .pyramid-label { font-size: 14px; }
  [data-theme='d'][data-page='inner'] .process-list h3 { font-size: 19px; }
}
@media(max-width:767px) {
  [data-theme='d'][data-page='inner'] main { font-size: 16px; }
  [data-theme='d'][data-page='inner'] .page-intro h1 { font-size: 28px; }
  [data-theme='d'][data-page='inner'] .page-intro .lead { font-size: 16px; }
  [data-theme='d'][data-page='inner'] .section-pad { padding-top: 40px; padding-bottom: 40px; }
  [data-theme='d'][data-page='inner'] .kicker { font-size: 12px; }
  [data-theme='d'][data-page='inner'] .breadcrumbs { font-size: 13px; }
  [data-theme='d'][data-page='inner'] .heading-row p { font-size: 16px; }
  [data-theme='d'][data-page='inner'] :is(.app-card,.module,.service-body,.scope-grid,.work-list,.principles) h3 { font-size: 22px; }
  [data-theme='d'][data-page='inner'] :is(.scope-grid,.app-card,.module,.principles,.work-list) p { font-size: 16px; }
  [data-theme='d'][data-page='inner'] .split-copy > p:not(.kicker) { font-size: 16px; }
  [data-theme='d'][data-page='inner'] .container.article-copy { display: block; }
  [data-theme='d'][data-page='inner'] .container.article-copy > .work-list { margin-top: 24px !important; }
  [data-theme='d'][data-page='inner'] .article-copy p,
  [data-theme='d'][data-page='inner'] .article-copy li { font-size: 16px; }
  [data-theme='d'][data-page='inner'] .work-list li p { font-size: 16px; }
  [data-theme='d'][data-page='inner'] .practice-copy { padding: 24px; }
  [data-theme='d'][data-page='inner'] .practice-copy h3 { font-size: 22px; }
  [data-theme='d'][data-page='inner'] .practice-copy p { font-size: 16px; }
  [data-theme='d'][data-page='inner'] .practice-copy .category,
  [data-theme='d'][data-page='inner'] .practice-copy .case-meta { font-size: 14px; }
  [data-theme='d'][data-page='inner'] .filter-button { font-size: 15px; padding: 8px 14px; }
  [data-theme='d'][data-page='inner'] .service-layout { gap: 32px; }
  [data-theme='d'][data-page='inner'] .service-body { font-size: 16px; }
  [data-theme='d'][data-page='inner'] .service-layout .audience { font-size: 14px; }
  [data-theme='d'][data-page='inner'] .service-combination-note,
  [data-theme='d'][data-page='inner'] .service-pyramid { max-width: 480px; }
  [data-theme='d'][data-page='inner'] .pyramid-label { font-size: 13px; }
  [data-theme='d'][data-page='inner'] .process-list h3 { font-size: 20px; }
  [data-theme='d'][data-page='inner'] .team-feature h3 { font-size: 19px; }
  [data-theme='d'][data-page='inner'] .team-feature p { font-size: 16px; }
  [data-theme='d'][data-page='inner'] .team-panel .team-feature { grid-template-columns: 96px 1fr; }
  [data-theme='d'][data-page='inner'] .about-detail strong { font-size: 36px; }
  [data-theme='d'][data-page='inner'] .about-detail span { font-size: 13px; }
  [data-theme='d'][data-page='inner'] .form-panel h3 { font-size: 22px; }
  [data-theme='d'][data-page='inner'] .contact-section p { font-size: 16px; }
  [data-theme='d'] .footer-grid p,
  [data-theme='d'] .footer-grid a { font-size: 14px; }
}
/* 2026-10-09：保留紧凑字号，主体宽度按窗口独立适配，不整体缩放网页。 */
body[data-theme='d'] { --site-content-width: calc(60vw + 480px); --site-content-gutter: 16px; --section-title-size: 28px; }
[data-theme='d'][data-page] main h2,
[data-theme='d'][data-page] main h2.section-title { font-size: var(--section-title-size); }
[data-theme='d'][data-page] .section-pad { padding-top: 48px; padding-bottom: 48px; }
[data-theme='d'][data-page] .contact-section { padding-top: 48px; padding-bottom: 48px; }
[data-theme='d'] .brand img { width: 190px; height: 40px; }
[data-theme='d'] .navbar-nav { gap: 24px; }
[data-theme='d'] .navbar .nav-link { font-size: 14px; }
[data-theme='d'] .nav-login { margin-left: 24px; font-size: 13px; }
[data-theme='d'] .nav-contact { margin-left: 18px; }
[data-theme='d'][data-page] main .solid-link,
[data-theme='d'][data-page] main .text-link { font-size: 14px; }
[data-theme='d'][data-page='home'] .hero h1 { font-size: clamp(30px, 3.2vw, 44px); }
[data-theme='d'][data-page='home'] .hero-capability { font-size: 20px; }
[data-theme='d'][data-page='home'] .hero-lead { font-size: 16px; max-width: 480px; }
[data-theme='d'][data-page='home'] .hero .hero-inner { gap: 40px; padding-top: 36px; padding-bottom: 36px; }
[data-theme='d'][data-page='home'] .hero-picture { height: clamp(260px, 34svh, 400px); }
[data-theme='d'][data-page='home'] .hero-actions > a { font-size: 14px; padding-left: 18px; padding-right: 18px; gap: 14px; }
[data-theme='d'][data-page='home'] .home-section-heading { margin-bottom: 32px; }
[data-theme='d'][data-page='home'] .home-section-heading p { font-size: 15px; max-width: 800px; }
[data-theme='d'][data-page='home'] main > section:not(.hero) .text-link { font-size: 14px; }
[data-theme='d'][data-page='home'] .classification-heading { font-size: 20px; padding: 16px 20px; min-height: 64px; }
[data-theme='d'][data-page='home'] .classification-icon { width: 22px; height: 22px; flex-basis: 22px; }
[data-theme='d'][data-page='home'] .practice-grid { gap: 20px; }
[data-theme='d'][data-page='home'] .practice-copy { padding: 20px; }
[data-theme='d'][data-page='home'] .practice-copy p { font-size: 15px; }
[data-theme='d'][data-page='home'] .practice-copy .service-focus { font-size: 18px; margin-bottom: 12px; }
[data-theme='d'][data-page='home'] .practice-copy .service-scope { font-size: 13px; margin-top: 16px; padding-top: 16px; }
[data-theme='d'][data-page='home'] .digital-grid { gap: 32px; }
[data-theme='d'][data-page='home'] .digital-topic .classification-heading { font-size: 18px; padding: 16px; min-height: 64px; gap: 8px; }
[data-theme='d'][data-page='home'] .digital-topic-copy { padding: 18px; }
[data-theme='d'][data-page='home'] .digital-links p { font-size: 15px; }
[data-theme='d'][data-page='home'] .about-grid { gap: 48px; align-items: center; }
[data-theme='d'][data-page='home'] .section-thesis { font-size: 24px; }
[data-theme='d'][data-page='home'] .about-grid .about-text { font-size: 16px; }
[data-theme='d'][data-page='home'] .about-detail strong { font-size: 30px; }
[data-theme='d'][data-page='home'] .about-detail span { font-size: 13px; }
[data-theme='d'][data-page='home'] .home-contact-content p { font-size: 16px; }
[data-theme='d'][data-page='inner'] main { font-size: 16px; }
[data-theme='d'][data-page='inner'] .page-intro h1 { font-size: clamp(28px, 2.5vw, 36px); }
[data-theme='d'][data-page='inner'] .page-intro .lead { font-size: 16px; max-width: 880px; }
[data-theme='d'][data-page='inner'] .kicker { font-size: 12px; }
[data-theme='d'][data-page='inner'] .heading-row p { font-size: 16px; }
[data-theme='d'][data-page='inner'] :is(.app-card,.module,.service-body,.scope-grid,.work-list,.principles) h3 { font-size: 20px; }
[data-theme='d'][data-page='inner'] :is(.scope-grid,.app-card,.module,.principles,.work-list) p { font-size: 15px; }
[data-theme='d'][data-page='inner'] .split-copy > p:not(.kicker) { font-size: 16px; }
[data-theme='d'][data-page='inner'] .article-copy p,
[data-theme='d'][data-page='inner'] .article-copy li { font-size: 16px; }
[data-theme='d'][data-page='inner'] .container.article-copy { column-gap: 48px; }
[data-theme='d'][data-page='inner'] .work-list li p { font-size: 15px; }
[data-theme='d'][data-page='inner'] .practice-grid { gap: 20px; }
[data-theme='d'][data-page='inner'] .practice-copy { padding: 20px; }
[data-theme='d'][data-page='inner'] .practice-copy h3 { font-size: 20px; }
[data-theme='d'][data-page='inner'] .practice-copy p { font-size: 15px; }
[data-theme='d'][data-page='inner'] .practice-copy .category,
[data-theme='d'][data-page='inner'] .practice-copy .case-meta { font-size: 13px; }
[data-theme='d'][data-page='inner'] .filter-button { font-size: 14px; padding: 8px 16px; }
[data-theme='d'][data-page='inner'] .service-layout { gap: 48px; }
[data-theme='d'][data-page='inner'] .service-body { font-size: 16px; }
[data-theme='d'][data-page='inner'] .service-layout .audience { font-size: 13px; }
[data-theme='d'][data-page='inner'] .service-overview-copy { max-width: 480px; }
[data-theme='d'][data-page='inner'] .service-overview-grid { gap: 48px; }
[data-theme='d'][data-page='inner'] .service-combination-note,
[data-theme='d'][data-page='inner'] .service-pyramid { max-width: 480px; gap: 3px; }
[data-theme='d'][data-page='inner'] .pyramid-layer { height: 42px; }
[data-theme='d'][data-page='inner'] .pyramid-layer--1 { height: 112px; padding-bottom: 8px; }
[data-theme='d'][data-page='inner'] .pyramid-symbol { width: 22px; height: 22px; bottom: 50px; }
[data-theme='d'][data-page='inner'] .pyramid-label { font-size: 14px; }
[data-theme='d'][data-page='inner'] .process-list h3 { font-size: 18px; }
[data-theme='d'][data-page='inner'] .process-list p { font-size: 14px; }
[data-theme='d'][data-page='inner'] .about-detail strong { font-size: 30px; }
[data-theme='d'][data-page='inner'] .about-detail span { font-size: 13px; }
[data-theme='d'][data-page='inner'] .contact-section p { font-size: 15px; }
[data-theme='d'][data-page='inner'] .related-links a { font-size: 14px; }
[data-theme='d'][data-page='inner'] .form-panel h3 { font-size: 20px; }
[data-theme='d'] .footer-grid p,
[data-theme='d'] .footer-grid a { font-size: 13px; }

/* 首页五项合作方式，横向并列而非购买顺序。 */
.home-service-row { display: grid; grid-template-columns: repeat(5,minmax(0,1fr)); gap: 16px; }
.home-service-card { --service-accent: #4096ff; display: flex; flex-direction: column; padding: 20px 16px 12px; background: #0c1524; border-top: 3px solid var(--service-accent); border-bottom: 1px solid #283447; }
.home-service-card:nth-child(2) { --service-accent: #3182b7; }
.home-service-card:nth-child(3) { --service-accent: #07839b; }
.home-service-card:nth-child(4) { --service-accent: #00a9be; }
.home-service-card:nth-child(5) { --service-accent: #f57d30; }
.home-service-icon { width: 26px; height: 26px; color: var(--service-accent); margin-bottom: 16px; }
[data-theme='d'] .home-service-card h3 { font-size: 18px; margin: 0 0 12px; }
.home-service-card p { font-size: 14px; line-height: 1.85; color: var(--muted); margin-bottom: 16px; }
.home-service-card .text-link { margin-top: auto; color: #75b2ff; gap: 12px; }

/* 团队特征关系图：文字保持HTML，线条为SVG，手机端不把整张图缩小。 */
.team-diagram { position: relative; width: 100%; max-width: 600px; height: 400px; margin: 0 auto; }
.team-diagram-lines { position: absolute; inset: 0; width: 100%; height: 100%; pointer-events: none; stroke: #4e7b9a; stroke-width: 1; }
.team-orbit { stroke: #2d445a; stroke-dasharray: 4 8; }
.team-line-nodes { fill: #75b2ff; stroke: none; }
.team-diagram-core { position: absolute; left: 50%; top: 51%; transform: translate(-50%,-50%); width: 112px; height: 112px; border: 1px solid #477da9; border-radius: 50%; display: flex; flex-direction: column; align-items: center; justify-content: center; gap: 8px; background: #132239; text-align: center; }
.team-diagram-core strong { font-size: 17px; font-weight: 600; color: var(--ink); }
.team-diagram-core span { font-size: 12px; line-height: 1.5; color: #a0afc1; }
.team-diagram-nodes { list-style: none; margin: 0; padding: 0; }
.team-diagram-nodes li { position: absolute; width: 36%; min-height: 104px; padding: 14px; border: 1px solid #344a67; border-radius: 4px; background: #101c2c; text-align: center; }
.team-diagram-nodes li:nth-child(1) { top: 0; left: 50%; transform: translateX(-50%); border-top: 2px solid #4096ff; }
.team-diagram-nodes li:nth-child(2) { top: 28%; right: 0; border-right: 2px solid #00a9be; }
.team-diagram-nodes li:nth-child(3) { bottom: 0; right: 6%; border-bottom: 2px solid #4096ff; }
.team-diagram-nodes li:nth-child(4) { bottom: 0; left: 6%; border-bottom: 2px solid #00a9be; }
.team-diagram-nodes li:nth-child(5) { top: 28%; left: 0; border-left: 2px solid #f57d30; }
[data-theme='d'][data-page] .team-diagram-nodes h3 { font-size: 17px; font-weight: 600; margin: 0 0 6px; }
.team-diagram-nodes p { font-size: 13px; line-height: 1.7; color: var(--muted); }
@media(max-width:1199px) {
  [data-theme='d'] .navbar-nav { gap: 0; }
  [data-theme='d'] .nav-login,
  [data-theme='d'] .nav-contact { margin-left: 0; }
}
@media(min-width:768px) and (max-width:991px) {
  .home-service-row { grid-template-columns: repeat(3,minmax(0,1fr)); }
  [data-theme='d'][data-page='home'] .about-grid,
  [data-theme='d'][data-page='inner'] #team .about-grid { grid-template-columns: 1fr; gap: 32px; }
  .team-diagram { max-width: 540px; }
  [data-theme='d'][data-page='inner'] .service-overview-grid { gap: 28px; }
  [data-theme='d'][data-page='inner'] .pyramid-label { font-size: 13px; }
}
@media(max-width:767px) {
  body[data-theme='d'] { --site-content-gutter: 20px; --section-title-size: 26px; }
  [data-theme='d'] .brand img { width: 172px; height: 36px; }
  [data-theme='d'][data-page] .section-pad,
  [data-theme='d'][data-page] .contact-section { padding-top: 36px; padding-bottom: 36px; }
  [data-theme='d'][data-page='home'] .hero h1 { font-size: 30px; }
  [data-theme='d'][data-page='home'] .hero-lead { font-size: 16px; }
  [data-theme='d'][data-page='home'] .hero-capability { font-size: 20px; }
  [data-theme='d'][data-page='home'] .hero-picture { height: clamp(160px,24svh,224px); }
  [data-theme='d'][data-page='home'] .hero .hero-inner { gap: 24px; padding-top: 28px; padding-bottom: 28px; }
  [data-theme='d'][data-page='home'] .about-grid { gap: 28px; }
  [data-theme='d'][data-page='inner'] .page-intro h1 { font-size: 28px; }
  [data-theme='d'][data-page='inner'] .service-layout { gap: 28px; }
  [data-theme='d'][data-page='inner'] .service-pyramid { max-width: 400px; }
  [data-theme='d'][data-page='inner'] .pyramid-layer { height: 48px; }
  [data-theme='d'][data-page='inner'] .pyramid-layer--1 { height: 128px; }
  [data-theme='d'][data-page='inner'] .pyramid-symbol { bottom: 52px; }
  [data-theme='d'][data-page='inner'] .pyramid-label { font-size: 13px; }
  .home-service-row { grid-template-columns: repeat(2,minmax(0,1fr)); gap: 16px; }
  .home-service-card { padding: 18px 16px 12px; }
  [data-theme='d'] .home-service-card h3 { font-size: 17px; }
  .home-service-card p { font-size: 15px; }
  .team-diagram { height: 360px; }
  .team-diagram-core { width: 88px; height: 88px; gap: 4px; }
  .team-diagram-core strong { font-size: 14px; }
  .team-diagram-core span { font-size: 11px; }
  .team-diagram-nodes li { min-height: 92px; padding: 10px; }
  [data-theme='d'][data-page] .team-diagram-nodes h3 { font-size: 16px; }
  .team-diagram-nodes p { font-size: 12px; }
}
@media(max-width:359px) {
  body[data-theme='d'] { --site-content-gutter: 16px; }
  [data-theme='d'][data-page='home'] .hero h1 { font-size: 27px; }
  .home-service-row { grid-template-columns: 1fr; }
  .team-diagram-core { width: 72px; height: 72px; }
  .team-diagram-nodes li { width: 37%; padding: 8px; }
}
/* 首页服务等级：培训在左，联盟陪跑在右；对象标签不是可点击按钮。 */
.home-service-card[data-service-level='1'] { --service-accent: #f57d30; }
.home-service-card[data-service-level='2'] { --service-accent: #00a9be; }
.home-service-card[data-service-level='3'] { --service-accent: #07839b; }
.home-service-card[data-service-level='4'] { --service-accent: #3182b7; }
.home-service-card[data-service-level='5'] { --service-accent: #4096ff; }
.home-service-overview { border-radius: 2px; }
.home-service-overview:focus-visible { outline: 2px solid #75b2ff; outline-offset: 6px; }
.home-service-row { grid-template-columns: repeat(5,minmax(0,1fr)); }
.home-service-card { padding-bottom: 20px; }
.home-service-card-top { display: flex; align-items: center; justify-content: space-between; gap: 12px; margin-bottom: 16px; }
.home-service-card-top .home-service-icon { margin: 0; }
.service-level { flex: 0 0 auto; font-family: var(--font-utility); font-size: 12px; font-weight: 600; line-height: 1.5; letter-spacing: .04em; color: #c8d8e8; border: 1px solid #344a67; padding: 4px 8px; border-radius: 3px; }
.service-audiences { display: flex; flex-wrap: wrap; align-content: start; gap: 6px; min-height: 80px; list-style: none; padding: 16px 0 0; margin: auto 0 0; border-top: 1px solid #283447; }
.service-audiences li { font-size: 12px; line-height: 1.5; color: #b7c6d8; padding: 4px 6px; border: 1px solid #30445b; border-radius: 3px; background: #142237; }
.service-level-flow { height: 80px; margin-top: 8px; }
.service-level-flow svg { display: block; width: 100%; height: 100%; }
.service-flow-base { stroke: #354c63; stroke-width: 2; }
.service-flow-segments { stroke-width: 2; stroke-linecap: round; stroke-linejoin: round; }
.service-flow-segments path:nth-child(1) { stroke: #f57d30; }
.service-flow-segments path:nth-child(2) { stroke: #00a9be; }
.service-flow-segments path:nth-child(3) { stroke: #07839b; }
.service-flow-segments path:nth-child(4) { stroke: #3182b7; }
.service-flow-segments path:nth-child(5) { stroke: #4096ff; stroke-width: 3; }
.service-flow-points { fill: #75b2ff; stroke: #030510; stroke-width: 2; }
.service-flow-points circle:nth-child(1) { fill: #f57d30; }
.service-flow-points circle:nth-child(2) { fill: #00a9be; }
.service-level-note { text-align: center; color: var(--muted); font-size: 13px; line-height: 1.8; margin-top: 8px; }
.service-swipe-hint { display: none; }
@media(max-width:991px) {
  .home-service-overview { overflow-x: auto; padding-bottom: 12px; scroll-snap-type: x proximity; scrollbar-width: thin; scrollbar-color: #477da9 #101725; }
  .home-service-track { min-width: 1100px; }
  .home-service-row { grid-template-columns: repeat(5,minmax(0,1fr)); }
  .home-service-card { scroll-snap-align: start; }
  .service-swipe-hint { display: block; text-align: center; color: var(--muted); font-size: 13px; margin-bottom: 16px; }
  .service-swipe-hint span { color: #75b2ff; margin-left: 8px; }
  .service-level-flow { height: 64px; }
}
/* 首屏单独适配可用屏幕：保持整屏框架，图文不沿用下方模块的紧凑比例。 */
@media(min-width:768px) {
  [data-theme='d'][data-page='home'] .hero h1 { font-size: clamp(30px, 3.8vw, 56px); }
  [data-theme='d'][data-page='home'] .hero-capability { font-size: 24px; }
  [data-theme='d'][data-page='home'] .hero-lead { font-size: 18px; }
  [data-theme='d'][data-page='home'] .hero-actions > a { font-size: 16px; }
}
@media(min-width:768px) and (max-width:991px) {
  [data-theme='d'][data-page='home'] .hero-capability { font-size: 21px; }
  [data-theme='d'][data-page='home'] .hero-lead { font-size: 16px; }
  [data-theme='d'][data-page='home'] .hero-actions > a { font-size: 14px; }
}
/* 首页原图完整展示：自动计算高度，不通过固定高度和cover裁切图像。 */
[data-theme='d'][data-page='home'] .hero-picture { width: 100%; height: auto; aspect-ratio: auto; object-fit: contain; object-position: center; }
[data-theme='d'][data-page='home'] .hero-lead { max-width: 640px; }

/* 数字化概览：标准化产品与现场开发分开说明，桌面三块等高。 */
[data-theme='d'][data-page='home'] .digital-grid { align-items: stretch; }
[data-theme='d'][data-page='home'] .digital-links { align-items: stretch; min-width: 0; }
[data-theme='d'][data-page='home'] .digital-links > .digital-topic { display: flex; flex-direction: column; }
[data-theme='d'][data-page='home'] .digital-topic .classification-heading { flex: 0 0 auto; margin: 0; }
[data-theme='d'][data-page='home'] .digital-topic-copy { display: flex; flex-direction: column; flex: 1; gap: 8px; padding: 16px 18px; }
[data-theme='d'][data-page='home'] .digital-topic-copy > p { margin: 0; line-height: 1.65; }
[data-theme='d'][data-page='home'] .digital-topic-copy .digital-positioning { font-size: 12px; color: #b3c8e0; }
.digital-capabilities { display: grid; gap: 8px; padding: 12px 0; margin: 0; list-style: none; border-top: 1px solid #283447; }
.digital-capabilities li { display: grid; gap: 2px; }
.digital-capabilities strong { font-size: 14px; font-weight: 600; color: var(--ink); }
.digital-capabilities span { font-size: 13px; line-height: 1.5; color: var(--muted); }
.digital-master-modules li { position: relative; padding-left: 18px; }
.digital-master-modules li::before { content: ''; position: absolute; left: 2px; top: 9px; width: 5px; height: 5px; border-radius: 50%; background: #75b2ff; }
.digital-fde-process { counter-reset: fde-step; }
.digital-fde-process li { position: relative; padding-left: 28px; counter-increment: fde-step; }
.digital-fde-process li::before { content: counter(fde-step, decimal-leading-zero); position: absolute; top: 0; left: 0; font-family: var(--font-utility); color: #65cbd6; font-size: 12px; line-height: 21px; }
.digital-fde-process span { display: block; }
/* 宽幅桌面按语义分三行，窄屏恢复自然换行，不截断介绍。 */
@media(max-width:1439px) {
  .digital-intro-break { display: none; }
}
.digital-topic-footer { margin-top: auto; padding-top: 12px; border-top: 1px solid #283447; }
.digital-audiences { display: flex; flex-wrap: wrap; gap: 6px; padding: 0; margin: 0 0 8px; list-style: none; }
.digital-audiences li { padding: 4px 6px; font-size: 12px; line-height: 1.5; color: #b7c6d8; border: 1px solid #30445b; border-radius: 3px; background: #142237; }
[data-theme='d'][data-page='home'] .digital-topic-footer .text-link { margin: 0; }
.home-product-video { display: flex; flex-direction: column; align-self: stretch; min-width: 0; overflow: hidden; border: 1px solid #344a67; border-radius: 6px; background: #080d18; }
.home-video-media { position: relative; display: flex; flex: 1; align-items: center; min-width: 0; }
.home-product-video video { display: block; width: 100%; height: auto; aspect-ratio: 16 / 9; object-fit: contain; background: #080d18; margin: 0; }
.home-video-play { position: absolute; top: 50%; left: 50%; transform: translate(-50%,-50%); display: flex; align-items: center; flex-direction: column; gap: 12px; padding: 16px; border: 0; background: transparent; color: #fff; font-size: 15px; font-weight: 600; text-shadow: 0 1px 4px #030510; }
.home-video-play[hidden] { display: none; }
.home-video-play-icon { display: grid; place-items: center; width: 64px; height: 64px; border: 1px solid #75b2ff; border-radius: 50%; background: #165dce; }
.home-video-play-icon svg { width: 28px; height: 28px; }
.home-video-play:hover .home-video-play-icon { background: #2876e0; }
.home-product-video video:focus-visible { outline: 2px solid #75b2ff; outline-offset: -3px; }
.home-video-caption { position: relative; padding: 16px 24px; border-top: 1px solid #283447; background: #0c1524; }
[data-theme='d'][data-page='home'] .home-video-caption h3 { margin: 0 0 4px; font-size: 18px; font-weight: 600; }
.home-video-caption p { margin: 0; color: var(--muted); font-size: 13px; line-height: 1.5; }
.home-video-alternative { display: inline-flex; align-items: center; min-height: 32px; gap: 8px; margin-top: 4px; color: #75b2ff; font-size: 13px; }
@media(min-width:1600px) {
  [data-theme='d'][data-page='home'] .digital-topic-copy { padding: 20px 24px; gap: 12px; }
}
@media(max-width:1199px) {
  [data-theme='d'][data-page='home'] .digital-grid { grid-template-columns: 1fr; }
  [data-theme='d'][data-page='home'] .digital-links { grid-template-columns: repeat(2,minmax(0,1fr)); }
}
@media(max-width:767px) {
  [data-theme='d'][data-page='home'] .digital-links { grid-template-columns: 1fr; gap: 20px; }
  .home-video-caption { padding: 16px 20px; }
  .home-video-alternative { min-height: 44px; }
}

/* 服务案例页：四类项目经验 → 双分类案例展示。 */
[data-theme='d'][data-page='inner'] .cases-showcase { padding-top: 32px; background: var(--surface); border-top: 1px solid #202b3c; --ambient-pattern: url('../images/website-v2/ambient-case-framework.svg'), url('../images/website-v2/ambient-flow.svg'); --ambient-position: right -24px top 8px, left bottom; --ambient-size: 900px 280px, 720px 288px; --ambient-strength: .55; }
.cases-showcase::before { background-image: var(--ambient-pattern); background-repeat: no-repeat; background-position: var(--ambient-position); background-size: var(--ambient-size); }
@media(max-width:767px) {
  [data-theme='d'][data-page='inner'] .cases-showcase { --ambient-position: right -140px top 0, left bottom; --ambient-size: 540px 168px, 480px 192px; --ambient-strength: .35; }
}
.cases-tabs { display: flex; justify-content: center; gap: 64px; margin: 0 0 40px; border-bottom: 0; }
.cases-tab { position: relative; display: inline-flex; align-items: center; min-height: 72px; padding: 12px 8px 20px; color: var(--muted); font-family: var(--font-display); font-size: 28px; font-weight: 600; line-height: 1.5; white-space: nowrap; }
.cases-tab::after { content: ''; position: absolute; left: 8px; right: 8px; bottom: -1px; height: 4px; background: transparent; }
.cases-tab:hover,.cases-tab.is-active { color: #75b2ff; }
.cases-tab.is-active::after { background: #4096ff; }
.cases-panel[hidden] { display: none; }
.cases-panel + .cases-panel:not([hidden]) { margin-top: 48px; }
.cases-tabs-enhanced .cases-panel + .cases-panel { margin-top: 0; }
.cases-panel:focus-visible { outline: 2px solid #75b2ff; outline-offset: 8px; }
.digital-project-list { display: grid; gap: 24px; }
.digital-project-card { display: grid; grid-template-columns: repeat(2,minmax(0,1fr)); border: 1px solid var(--line); border-radius: 8px; overflow: hidden; background: #0e1727; }
@media(min-width:768px) {
  #digital-cases .digital-project-copy { width: 77%; justify-self: center; padding: 28px 0; }
  #digital-cases #fde > .digital-project-visual { grid-column: 1; grid-row: 1; }
  #digital-cases #fde > .digital-project-copy { grid-column: 2; grid-row: 1; }
}
.digital-project-copy { display: flex; flex-direction: column; justify-content: center; align-items: flex-start; padding: 28px; }
[data-theme='d'] .digital-project-copy .category { color: #75b2ff; font-size: 13px; margin: 0 0 8px; }
[data-theme='d'] .digital-project-copy h3 { font-size: 24px; margin: 0; }
.digital-project-description { color: var(--muted); font-size: 15px; line-height: 1.8; margin: 20px 0 12px; }
.digital-project-capabilities { color: #bfd1e7; font-size: 13px; line-height: 1.7; margin: 0 0 24px; }
.digital-project-visual { display: flex; align-items: center; justify-content: center; padding: 8px 0; }
.digital-project-visual img { display: block; width: 77%; height: auto; aspect-ratio: 1200 / 689; object-fit: contain; border-radius: 4px; }
.brochure-detail-visual img { display: block; width: 100%; height: auto; aspect-ratio: 1200 / 689; object-fit: contain; }
/* 车盈详情集合原官网产品价值与四大模块，保留当前官网背景系统。 */
/* 单店陪跑详情集合原官网指定服务、体系与六门店成果。 */
.store-original-heading { text-align: center; }
.heading-row.store-original-heading > div { width: 100%; }
.store-original-heading h2::after { margin-inline: auto; }
.store-original-heading p { max-width: 1120px; margin-inline: auto; }
.store-original-value { max-width: 960px; margin: 0 auto; }
.store-original-framework { max-width: 1080px; margin: 0 auto; }
.store-original-section figure a { display: block; }
.store-original-section figure img { display: block; width: 100%; height: auto; object-fit: contain; }
.store-service-grid { display: grid; grid-template-columns: repeat(2,minmax(0,1fr)); gap: 24px; }
.store-service-card { display: grid; grid-template-columns: 1fr 1fr; align-items: center; min-width: 0; border: 1px solid var(--line); border-radius: 12px; overflow: hidden; background: var(--surface); }
.store-service-copy { padding: 28px; }
.store-service-copy h3 { font-size: 20px; margin: 0 0 20px; line-height: 1.5; }
.store-service-copy p { font-size: 15px; line-height: 1.85; color: var(--muted); margin: 0; }
.store-service-visual { margin: 0; padding: 24px; }
.store-service-visual img { border-radius: 6px; }
.store-result-row { display: grid; grid-template-columns: 100px minmax(0,1fr); gap: 24px; align-items: center; }
.store-result-row + .store-result-row { margin-top: 32px; }
.store-result-group { padding-left: 16px; border-left: 2px solid var(--cyan-dark); }
.store-result-group h3 { font-size: 20px; line-height: 1.5; margin: 0 0 8px; }
.store-result-group p { color: var(--muted); font-size: 12px; margin: 0; }
.store-result-grid { display: grid; grid-template-columns: repeat(3,minmax(0,1fr)); gap: 24px; }
.store-result-card { min-width: 0; align-self: stretch; overflow: hidden; border: 1px solid var(--line); border-radius: 12px; background: var(--surface); }
.store-result-card h4 { margin: 0; padding: 16px 20px; background: #142d50; font-size: 18px; line-height: 1.5; }
.store-result-meta { display: flex; flex-wrap: wrap; gap: 8px; margin: 0; padding: 12px 20px; border-bottom: 1px solid var(--line); color: var(--muted); font-size: 13px; }
.store-chart-title { font-size: 16px; text-align: center; margin: 20px 12px 12px; }
.store-result-chart { width: calc(100% - 24px); height: auto; display: block; margin-inline: auto; font-family: var(--font-utility); }
.store-chart-legend { display: flex; justify-content: center; flex-wrap: wrap; gap: 8px 12px; padding: 0 12px; margin: 8px 0 0; list-style: none; font-size: 11px; color: var(--muted); }
.store-chart-legend li { display: flex; gap: 6px; align-items: center; }
.store-chart-legend i { width: 8px; height: 8px; border-radius: 50%; background: var(--series-color); }
.store-result-metrics { padding: 20px; margin: 0; display: grid; gap: 8px; }
.store-result-metrics div { display: flex; flex-wrap: wrap; gap: 4px; }
.store-result-metrics dt { color: var(--muted); font-size: 14px; font-weight: 400; }
.store-result-metrics dd { color: #75b2ff; font-size: 14px; font-weight: 600; margin: 0; }
.store-original-back { display: flex; justify-content: flex-end; margin-top: 32px; }
@media(max-width:1199px) {
  .store-service-grid { grid-template-columns: 1fr; }
  .store-result-row { grid-template-columns: 1fr; gap: 20px; }
  .store-result-group { display: flex; align-items: baseline; gap: 12px; }
  .store-result-group h3 { margin: 0; }
}
@media(max-width:767px) {
  .store-service-card { grid-template-columns: 1fr; }
  .store-service-copy { padding: 24px 24px 0; }
  .store-result-grid { grid-template-columns: 1fr; }
}
.master-original-heading { text-align: center; }
.heading-row.master-original-heading > div { width: 100%; }
.master-original-heading .lead { margin-inline: auto; }
.master-original-value { width: min(100%,960px); margin: 40px auto 8px; }
.master-original-value img { width: 100%; height: auto; }
.master-original-heading h2::after { margin-inline: auto; }
.master-original-modules { grid-template-columns: repeat(4,minmax(0,1fr)); gap: 24px; }
.master-original-module { min-width: 0; padding: 24px; border: 1px solid var(--line); border-radius: 12px; background: #101b2e; }
.master-original-screen { margin: 0 0 24px; }
.master-original-image { display: block; border: 1px solid #34465e; border-radius: 6px; overflow: hidden; }
.master-original-image img { display: block; width: 100%; height: auto; aspect-ratio: 16 / 9; object-fit: contain; background: #08182b; }
.master-window-chrome { display: flex; gap: 6px; padding: 8px 10px; background: #263348; }
.master-window-chrome i { width: 7px; height: 7px; border-radius: 50%; background: #ea756c; }
.master-window-chrome i:nth-child(2) { background: #e2b856; }
.master-window-chrome i:nth-child(3) { background: #52b781; }
[data-theme='d'][data-page='inner'] .master-original-module h3 { margin: 0 0 20px; font-size: 20px; line-height: 1.5; font-weight: 600; text-align: center; }
[data-theme='d'][data-page='inner'] .master-original-module p { color: var(--muted); font-size: 15px; line-height: 1.9; margin: 0; }
.master-original-demo { width: 100%; max-width: none; margin: 32px 0 0; padding: 20px; }
.master-original-demo summary { display: flex; align-items: center; gap: 16px; list-style: none; }
.master-original-demo summary::-webkit-details-marker { display: none; }
.master-original-demo .demo-play-icon { display: grid; place-items: center; flex: 0 0 44px; width: 44px; height: 44px; border-radius: 50%; background: var(--navy); color: var(--ink); }
.master-original-demo .demo-play-icon svg { width: 20px; height: 20px; }
.master-original-demo .demo-entry-label { flex: 1; min-width: 0; }
.master-original-demo .demo-expand-icon { flex: 0 0 24px; width: 24px; height: 24px; color: var(--cyan-dark); }
.master-original-demo details[open] .demo-expand-icon { transform: rotate(180deg); }
.master-original-demo video { display: block; width: min(100%,960px); margin: 24px auto 12px; }
@media(max-width:1199px) {
  .master-original-modules { grid-template-columns: repeat(2,minmax(0,1fr)); }
}
@media(max-width:767px) {
  .master-original-modules { grid-template-columns: 1fr; }
  .master-original-value { margin-top: 24px; }
  .master-original-module { padding: 20px; }
}
/* 车盈详情按v95画册第13页，以FDE同款深色卡片呈现四个真实模块。 */
.master-brochure-overview { padding-block: 32px; }
.master-brochure-summary { display: grid; grid-template-columns: 1fr 1fr; gap: 48px; align-items: center; }
.master-brochure-summary h2 { margin-bottom: 16px; }
.master-brochure-summary h2::after { display: none; }
.master-brochure-summary p { max-width: 560px; color: var(--muted); margin: 0; }
.master-brochure-summary .master-brochure-subtitle { color: var(--cyan-dark); font-size: 18px; margin-bottom: 12px; }
.master-brochure-value { padding-left: 32px; border-left: 1px solid var(--line); }
.master-brochure-value-head,.master-brochure-value dl > div { display: grid; grid-template-columns: 1fr 1.5fr; gap: 24px; }
.master-brochure-value-head { margin-bottom: 12px; font-size: 13px; color: var(--cyan-dark); }
.master-brochure-value-head span:first-child { color: #f57d30; }
.master-brochure-value dl { margin: 0; }
.master-brochure-value dl > div { padding-block: 12px; border-bottom: 1px solid var(--line); }
.master-brochure-value dl > div:last-child { border-bottom: 0; }
.master-brochure-value dt { color: var(--muted); font-weight: 400; }
.master-brochure-value dd { margin: 0; color: var(--ink); }
.master-brochure-value dd span { color: var(--cyan-dark); margin-right: 24px; }
.master-brochure-body { background: var(--surface); --ambient-strength: .25; }
.master-brochure-body .master-brochure-grid { display: grid; grid-template-columns: repeat(2,minmax(0,1fr)); gap: 24px; }
.master-brochure-card { min-width: 0; padding: 20px; border: 1px solid var(--line); border-radius: 8px; background: var(--surface-deep); scroll-margin-top: 100px; }
[data-theme='d'][data-page='inner'] .master-brochure-card h3 { color: var(--ink); font-size: 18px; font-weight: 600; line-height: 1.5; margin: 0 0 16px; }
.master-brochure-label { display: block; margin-bottom: 8px; color: var(--cyan-dark); font-size: 12px; font-weight: 400; line-height: 20px; font-family: var(--font-utility); }
/* Quiet neutral business linework stays behind live heading text. */
.master-brochure-card h3,
.fde-brochure-app h3 { position: relative; isolation: isolate; }
.master-brochure-card h3 > span,
.fde-brochure-app h3 > span { position: relative; z-index: 1; }
.detail-heading-art { position: absolute; top: 0; right: 0; width: min(160px, 44%); height: 100%; max-height: 80px; color: #d6dbe3; opacity: .24; pointer-events: none; user-select: none; mask-image: linear-gradient(90deg, transparent, #000 35%); }
.detail-heading-art :is(path, rect, circle, ellipse) { vector-effect: non-scaling-stroke; }
@media (max-width: 767px) {
  .detail-heading-art { width: min(128px, 40%); }
}
.master-brochure-card figure { margin: 0; }
.master-brochure-card .image-link { display: block; padding: 8px; border: 1px solid var(--line); border-radius: 4px; background: #f7f9fb; }
.master-brochure-card .image-link img { display: block; width: 100%; height: auto; aspect-ratio: 2.4 / 1; object-fit: contain; padding: 0; background: transparent; }
[data-theme='d'][data-page='inner'] .master-brochure-card p { color: var(--muted); font-size: 14px; line-height: 1.85; margin: 16px 0 0; }
@media(max-width:767px) {
  .master-brochure-summary { grid-template-columns: 1fr; gap: 24px; }
  .master-brochure-value { padding: 24px 0 0; border-left: 0; border-top: 1px solid var(--line); }
  .master-brochure-value dd span { margin-right: 12px; }
  .master-brochure-body .master-brochure-grid { grid-template-columns: 1fr; }
}
/* 车盈四模块采用原官网显示器式卡片；内嵌真实截图保持完整可放大。 */
.master-brochure-body .master-site-modules { display: grid; grid-template-columns: repeat(4,minmax(0,1fr)); gap: 24px; }
.master-site-module { --master-card-border: #2b527b; --master-card-bottom: #1b2942; --master-chrome: #2e2d46; --master-screen-width: 120%; min-width: 0; padding: 28px 16px; border: 1px solid var(--master-card-border); border-radius: 18px; background: linear-gradient(145deg,#0d182a,var(--master-card-bottom)); scroll-margin-top: 100px; }
.master-site-module#data-center { --master-screen-width: 140%; }
.master-site-module#retention-platform { --master-screen-width: 128%; }
.master-site-screen { margin: 0 0 24px; }
.master-site-image { display: block; padding: 0; overflow: hidden; border: 0; border-radius: 8px; background: #f7f9fb; }
.master-site-chrome { display: flex; align-items: center; gap: 6px; height: 28px; padding: 0 12px; background: var(--master-chrome); }
.master-site-chrome i { width: 8px; height: 8px; border-radius: 50%; background: #ff625b; }
.master-site-chrome i:nth-child(2) { background: #ffbd44; }
.master-site-chrome i:nth-child(3) { background: #28c840; }
.master-site-viewport { position: relative; display: block; overflow: hidden; aspect-ratio: 16 / 10; background: #f7f9fb; }
.master-site-image img { position: absolute; left: 50%; top: 50%; transform: translate(-50%,-50%); display: block; width: var(--master-screen-width); max-width: none; height: auto; aspect-ratio: auto; object-fit: contain; padding: 0; background: #f7f9fb; }
.master-site-image::after { content: ''; display: block; height: 12px; background: var(--master-chrome); }
.master-site-stand { display: block; width: 60%; height: 5px; margin-inline: auto; border-radius: 0 0 4px 4px; background: #45465c; }
[data-theme='d'][data-page='inner'] .master-site-module h3 { min-height: 48px; margin: 0 0 16px; color: var(--ink); font-size: clamp(16px,1.1vw,20px); font-weight: 600; line-height: 1.5; text-align: center; text-wrap: balance; }
[data-theme='d'][data-page='inner'] .master-site-module p { margin: 0; color: var(--muted); font-size: 14px; line-height: 1.85; }
[data-theme='d'][data-page='inner'] .master-site-module p + p { margin-top: 8px; }
@media(max-width:1199px) {
  .master-brochure-body .master-site-modules { grid-template-columns: repeat(2,minmax(0,1fr)); }
  [data-theme='d'][data-page='inner'] .master-site-module h3 { min-height: 0; font-size: 18px; }
}
@media(max-width:767px) {
  .master-brochure-body .master-site-modules { grid-template-columns: 1fr; }
  .master-site-module { padding: 24px 16px; }
}
/* FDE五步：简洁分栏、轻量编号，不使用圆形节点或连接箭头。 */
.fde-development-flow { margin-bottom: 40px; padding: 24px; border: 1px solid var(--line); border-radius: 8px; background: var(--surface-deep); scroll-margin-top: 100px; }
.fde-flow-heading { margin-bottom: 24px; padding-bottom: 20px; border-bottom: 1px solid var(--line); }
[data-theme='d'][data-page='inner'] .fde-flow-heading h2 { font-size: 22px; margin: 0 0 8px; }
[data-theme='d'][data-page='inner'] .fde-flow-heading h2::after { display: none; }
.fde-flow-heading p { margin: 0; color: var(--muted); font-size: 13px; line-height: 1.7; }
.fde-development-steps { display: grid; grid-template-columns: repeat(5,minmax(0,1fr)); gap: 0; list-style: none; padding: 0; margin: 0; }
.fde-development-steps li { min-width: 0; padding-right: 24px; }
.fde-development-steps li + li { padding-left: 24px; border-left: 1px solid var(--line); }
.fde-development-steps li:last-child { padding-right: 0; }
.fde-step-number { display: flex; align-items: center; gap: 12px; color: var(--muted); font-family: var(--font-utility); font-size: 20px; font-weight: 400; line-height: 1.2; font-variant-numeric: tabular-nums; }
.fde-step-number::after { content: ''; width: 24px; height: 1px; background: var(--cyan-dark); opacity: .65; pointer-events: none; }
.fde-development-steps h3 { color: var(--ink); font-size: 17px; font-weight: 600; line-height: 1.5; margin: 16px 0 8px; }
.fde-development-steps p { color: var(--muted); font-size: 13px; line-height: 1.8; margin: 0; text-wrap: balance; }
@media(max-width:991px) {
  .fde-development-steps { grid-template-columns: 1fr; gap: 20px; }
  .fde-development-steps li { display: grid; grid-template-columns: 40px minmax(0,1fr); gap: 4px 16px; padding: 0; }
  .fde-development-steps li + li { padding: 20px 0 0; border-left: 0; border-top: 1px solid var(--line); }
  .fde-step-number { grid-row: 1 / span 2; align-items: start; padding-top: 2px; font-size: 18px; }
  .fde-step-number::after { display: none; }
  .fde-development-steps h3 { margin: 0; }
  .fde-development-steps p { grid-column: 2; }
}
@media(max-width:767px) {
  .fde-development-flow { padding: 20px; margin-bottom: 32px; }
}
/* FDE六类应用：深色卡片，标题、原始截图与简述依次排列。 */
.fde-brochure-body { background: var(--surface); color: var(--ink); --ambient-strength: .25; }
.fde-brochure-body .fde-brochure-grid { grid-template-columns: repeat(3,minmax(0,1fr)); gap: 24px; }
.fde-brochure-app { min-width: 0; padding: 20px; border: 1px solid var(--line); border-radius: 8px; background: var(--surface-deep); scroll-margin-top: 100px; }
.fde-brochure-app figure { margin: 0; }
.fde-brochure-app .image-link { display: block; padding: 8px; border: 1px solid var(--line); border-radius: 4px; background: #f7f9fb; }
.fde-brochure-app .image-link img { display: block; width: 100%; height: auto; aspect-ratio: 2.4 / 1; object-fit: contain; padding: 0; background: transparent; }
[data-theme='d'][data-page='inner'] .fde-brochure-body .app-card h3 { position: relative; min-height: 84px; color: var(--ink); font-size: 18px; font-weight: 600; line-height: 1.5; margin: 0 0 16px; }
.fde-brochure-app h3::after { content: ''; position: absolute; left: 0; right: 0; bottom: -8px; border-bottom: 1px dashed var(--line); pointer-events: none; }
.fde-scene-label { display: block; margin-bottom: 8px; color: var(--cyan-dark); font-size: 12px; font-weight: 400; line-height: 20px; font-family: var(--font-utility); }
[data-theme='d'][data-page='inner'] .fde-brochure-body .app-card p { color: var(--muted); font-size: 14px; line-height: 1.85; margin: 16px 0 0; }
@media(min-width:768px) and (max-width:991px) {
  .fde-brochure-body .fde-brochure-grid { grid-template-columns: repeat(2,minmax(0,1fr)); }
}
@media(max-width:767px) {
  .fde-brochure-body .fde-brochure-grid { grid-template-columns: 1fr; gap: 24px; }
  [data-theme='d'][data-page='inner'] .fde-brochure-body .app-card h3 { min-height: 0; }
}
@media(max-width:767px) {
  .digital-project-card { grid-template-columns: minmax(0,1fr); }
  .digital-project-copy { padding: 20px; }
  [data-theme='d'] .digital-project-copy h3 { font-size: 20px; }
  .digital-project-description { margin-top: 16px; }
}
/* 咨询案例封面：分类与标题在上、同系列场景图在中、正文与入口在下。 */
.case-list .case-cover-card { display: flex; flex-direction: column; }
.case-card-heading { position: relative; isolation: isolate; padding: 16px 20px; min-height: 144px; border-bottom: 1px solid var(--line); background-color: #132239; background-image: var(--case-heading-image); background-position: center; background-size: cover; background-repeat: no-repeat; }
.case-card-heading[data-case-background='sales'] { --case-heading-image: url('../images/website-v2/experience-sales-header-v1.webp'); }
.case-card-heading[data-case-background='aftersales'],.case-card-heading[data-case-background='store'] { --case-heading-image: url('../images/website-v2/experience-aftersales-header-v1.webp'); }
.case-card-heading[data-case-background='direct-service'],.case-card-heading[data-case-background='wecom'] { --case-heading-image: url('../images/website-v2/experience-marketing-header-v2.webp'); }
.case-card-heading[data-case-background='group'] { --case-heading-image: url('../images/website-v2/experience-other-header-v2.webp'); }
.case-card-heading::before { content: ''; position: absolute; z-index: 0; inset: 0; background: rgba(3,8,16,.7); pointer-events: none; }
.case-card-heading > * { position: relative; z-index: 1; }
[data-theme='d'] .case-card-heading .category { margin: 0 0 8px; color: #75b2ff; }
[data-theme='d'] .case-card-heading h3 { margin: 0; font-size: 20px; line-height: 1.5; }
.case-tags { display: flex; flex-wrap: wrap; gap: 6px; list-style: none; margin: 12px 0 0; padding: 0; }
[data-theme='d'] .case-tags li { border: 1px solid #435872; border-radius: 3px; padding: 4px 8px; color: #bfd1e7; background: #172b43; font-size: 12px; line-height: 1.5; }
.case-card-visual { display: block; flex: 0 0 auto; }
[data-theme='d'] .case-list .practice-image.case-cover-image { display: block; width: 100%; height: auto; aspect-ratio: 16 / 9; object-fit: contain; padding: 0; background: #101725; }
.case-cover-card .practice-copy { display: flex; flex: 1; flex-direction: column; }
[data-theme='d'] .case-cover-card .practice-copy > .text-link { margin-top: auto; padding-top: 0; }
@media (min-width: 992px) and (max-width: 1199px) {
  .case-card-heading { min-height: 168px; }
}
@media(max-width:767px) {
  .case-card-heading { min-height: 0; padding: 18px 20px; }
  [data-theme='d'] .case-card-heading h3 { font-size: 18px; }
}
.case-digital-block + .case-digital-block { padding-top: 40px; margin-top: 40px; border-top: 1px solid var(--line); }
.case-fde-definition { color: var(--muted); font-size: 13px; }
[data-theme='d'][data-page='inner'] #experience-list { padding-top: 40px; padding-bottom: 40px; background: var(--paper); }
.experience-catalog { display: grid; grid-template-columns: repeat(4,minmax(0,1fr)); gap: 20px; }
.experience-domain { --experience-accent: #4096ff; min-width: 0; padding: 16px 12px; background: #0c1524; }
.experience-domain[data-experience-domain='sales'] { --experience-image: url('../images/website-v2/experience-sales-header-v1.webp'); }
.experience-domain[data-experience-domain='aftersales'] { --experience-accent: #f57d30; --experience-image: url('../images/website-v2/experience-aftersales-header-v1.webp'); }
.experience-domain[data-experience-domain='marketing'] { --experience-accent: #00a9be; --experience-image: url('../images/website-v2/experience-marketing-header-v2.webp'); }
.experience-domain[data-experience-domain='other'] { --experience-accent: #75b2ff; --experience-image: url('../images/website-v2/experience-other-header-v2.webp'); }
.experience-domain-heading { position: relative; isolation: isolate; display: flex; align-items: center; justify-content: center; min-height: 72px; margin-bottom: 20px; padding: 12px 8px; border-bottom: 1px solid var(--line); background-color: #142438; background-image: var(--experience-image); background-position: center; background-size: cover; background-repeat: no-repeat; }
.experience-domain-heading::before { content: ''; position: absolute; z-index: 0; inset: 0; background: rgba(3, 8, 16, .35); pointer-events: none; }
.experience-domain-heading::after { content: ''; position: absolute; bottom: -1px; left: 20%; width: 60%; height: 2px; background: var(--experience-accent); }
.experience-domain-heading h3 { position: relative; z-index: 1; display: flex; align-items: center; justify-content: center; gap: 10px; margin: 0; padding: 0; border: 0; background: transparent; text-align: center; font-size: 18px; font-weight: 600; line-height: 1.5; color: var(--ink); }
.experience-domain-icon { flex: 0 0 22px; width: 22px; height: 22px; color: var(--experience-accent); fill: none; stroke: currentColor; stroke-width: 1.5; stroke-linecap: round; stroke-linejoin: round; }
.experience-domain ol { display: grid; grid-template-columns: minmax(0,1fr); gap: 10px; padding: 0 0 6px; margin: 0; list-style: none; counter-reset: experience; overflow-x: auto; overscroll-behavior-inline: contain; scrollbar-width: thin; scrollbar-color: #435872 transparent; }
.experience-domain ol:focus-visible { outline: 2px solid var(--experience-accent); outline-offset: 4px; }
.experience-domain li { display: grid; grid-template-columns: 16px minmax(0,1fr); gap: 6px; width: max-content; min-width: 100%; white-space: nowrap; counter-increment: experience; color: #c7d4e5; font-size: 14px; line-height: 1.7; }
.experience-domain li::before { content: counter(experience,decimal-leading-zero); color: var(--experience-accent); font-family: var(--font-utility); font-size: 12px; line-height: 23.8px; }

/* 四个车企案例共用已确认版式，不影响其他页面。 */
.oem-case-study .case-report-top,.case-detail-intro .case-report-top { display: flex; flex-direction: column; align-items: flex-start; gap: 8px; margin-bottom: 12px; }
.oem-case-study .case-report-top .kicker,.case-detail-intro .case-report-top .kicker { margin: 0; }
.oem-case-study .case-report-top .breadcrumbs,.case-detail-intro .case-report-top .breadcrumbs { margin: 0; align-items: center; justify-content: flex-start; font-size: 13px; line-height: 1.7; }
.oem-case-study .case-report-top .breadcrumbs a,.case-detail-intro .case-report-top .breadcrumbs a { display: inline-flex; align-items: center; min-height: 32px; }
.oem-case-study .case-report-intro .lead { max-width: 960px; }
.oem-case-study .case-report-scope { display: flex; flex-wrap: wrap; gap: 8px; list-style: none; padding: 0; margin: 0 0 16px; }
.oem-case-study .case-report-scope li { padding: 4px 12px; border: 1px solid var(--line); background: var(--surface); color: var(--muted); font-size: 13px; line-height: 1.7; border-radius: 3px; }
.oem-case-study .case-report-challenge { padding: 32px 0; background: var(--surface); border-block: 1px solid var(--line); }
.oem-case-study .case-challenge-grid { display: grid; grid-template-columns: 1.35fr 1fr; align-items: center; gap: 48px; }
.oem-case-study .case-challenge-statement { color: var(--ink); font-size: 18px; line-height: 1.85; margin: 0; }
.oem-case-study .case-challenge-approach { border-left: 2px solid var(--cyan); padding-left: 24px; }
.oem-case-study .case-challenge-approach > p:last-child { color: var(--muted); font-size: 15px; line-height: 1.85; margin: 0; }
.oem-case-study .case-report-label { color: var(--cyan-dark); font-size: 13px; font-weight: 600; margin: 0 0 8px; }
.oem-case-study .case-delivery-grid { display: grid; grid-template-columns: 1fr 1fr; gap: 48px; align-items: start; }
.oem-case-study .case-actions { display: flex; flex-direction: column; min-width: 0; }
.oem-case-study .case-action-list { counter-reset: case-action; list-style: none; padding: 0; margin: 0; flex: 1; display: grid; grid-template-rows: repeat(4,1fr); }
.oem-case-study .case-action-list--three { grid-template-rows: repeat(3,1fr); }
.oem-case-study .case-action-list li { counter-increment: case-action; position: relative; padding: 16px 0 16px 48px; border-top: 1px solid var(--line); }
.oem-case-study .case-action-list li::before { content: counter(case-action,decimal-leading-zero); position: absolute; left: 0; top: 18px; color: var(--cyan-dark); font-family: var(--font-utility); font-size: 14px; line-height: 1.7; }
.oem-case-study .case-action-list li:nth-child(even)::before { color: #f57d30; }
.oem-case-study .case-action-list h3 { font-size: 20px; margin: 0 0 12px; }
.oem-case-study .case-action-list p { color: var(--muted); font-size: 15px; line-height: 1.85; margin: 0; max-width: 560px; }
.oem-case-study .case-evidence { min-width: 0; }
.oem-case-study .case-evidence figure { margin: 0; }
.oem-case-study .case-evidence figure + figure { margin-top: 24px; }
.oem-case-study .case-evidence.is-enhanced figure + figure { margin-top: 0; }
.oem-case-study .case-evidence.is-enhanced .case-evidence-fallback-title { display: none; }
.oem-case-study .case-evidence-controls { display: flex; justify-content: flex-start; gap: 24px; margin-bottom: 12px; }
.oem-case-study .case-evidence-controls[hidden] { display: none; }
.oem-case-study .case-evidence-controls button { min-height: 44px; border: 0; border-bottom: 2px solid transparent; border-radius: 0; padding: 8px 0; background: transparent; color: var(--muted); font-size: 14px; font-weight: 400; line-height: 1.5; }
.oem-case-study .case-evidence-controls button[aria-selected='true'] { color: #c8d4e4; border-bottom-color: #507eae; }
.oem-case-study .case-evidence-controls button:focus-visible { outline: 1px dashed var(--cyan-dark); outline-offset: 4px; }
.oem-case-study .case-evidence-stage [hidden] { display: none; }
.oem-case-study .case-evidence.is-enhanced .image-link img { height: 300px; }
.oem-case-study .case-evidence h3 { font-size: 15px; color: var(--cyan-dark); margin: 0 0 12px; }
.oem-case-study .case-evidence .image-link { padding: 12px; background: #f5f8fb; }
.oem-case-study .case-evidence .image-link img { display: block; width: 100%; height: 240px; object-fit: contain; }
.oem-case-study .case-evidence figcaption { font-size: 13px; color: var(--muted); line-height: 1.7; margin-top: 8px; }
.oem-case-study .case-evidence.is-enhanced figcaption { min-height: 44px; }
.oem-case-study .case-results-grid { display: grid; grid-template-columns: repeat(3,minmax(0,1fr)); gap: 40px; }
.oem-case-study .case-result { border-top: 2px solid var(--cyan); padding-top: 20px; }
.oem-case-study .case-result:nth-child(2) { border-color: #f57d30; }
.oem-case-study .case-result h3 { font-size: 18px; margin: 0 0 12px; }
.oem-case-study .case-result > p:last-child { color: var(--muted); font-size: 15px; line-height: 1.85; margin: 0; }
.oem-case-study .case-result-change { display: flex; align-items: baseline; gap: 12px; font-family: var(--font-utility); font-size: clamp(24px,2.25vw,36px); line-height: 1.4; margin: 0 0 16px; color: var(--muted); }
.oem-case-study .case-result-change strong { color: var(--ink); font-weight: 600; }
.oem-case-study .case-result-arrow { font-size: 24px; color: var(--cyan-dark); }
.oem-case-study .case-results-grid--cards .case-result { min-width: 0; border: 1px solid var(--line); border-top: 2px solid var(--cyan); padding: 24px; }
.oem-case-study .case-results-grid--cards .case-result:nth-child(2) { border-top-color: #f57d30; }
.oem-case-study .case-results-grid--cards .case-result-change { gap: 8px; font-size: clamp(20px,2.25vw,36px); }
.oem-case-study .case-report-back { display: flex; justify-content: flex-end; margin-top: 24px; }
/* 单店案例沿用统一案例结构；保留原服务配图、体系图与六店数据。 */
.store-case-study h2 { text-align: left; }
.store-case-study .store-case-questions { list-style: none; padding: 0; margin: 0; color: var(--ink); font-size: 18px; line-height: 1.85; }
.store-case-study .store-case-questions li + li { margin-top: 8px; }
.store-case-study .store-case-values { display: grid; grid-template-columns: repeat(3,minmax(0,1fr)); gap: 24px; margin: 24px 0 0; padding-top: 20px; border-top: 1px solid var(--line); }
.store-case-study .store-case-values > div + div { padding-left: 24px; border-left: 1px solid var(--line); }
.store-case-study .store-case-values dt { color: var(--ink); font-size: 15px; line-height: 1.7; font-weight: 500; margin-bottom: 4px; }
.store-case-study .store-case-values dd { margin: 0; color: var(--muted); font-size: 14px; line-height: 1.8; }
.store-case-study .store-case-section-lead { color: var(--muted); font-size: 14px; line-height: 1.85; margin: 0 0 20px; }
.store-case-study .store-case-visual-grid { display: grid; grid-template-columns: repeat(2,minmax(0,1fr)); gap: 24px; }
.store-case-study .store-case-visual-grid figure { min-width: 0; margin: 0; }
.store-case-study .store-case-visual-grid a { display: block; padding: 8px; border: 1px solid var(--line); border-radius: 4px; background: var(--surface-deep); }
.store-case-study .store-case-visual-grid img { display: block; width: 100%; height: 180px; object-fit: contain; }
.store-case-study .store-case-visual-grid figcaption { margin-top: 8px; color: var(--muted); font-size: 13px; line-height: 1.7; }
.store-case-study .store-case-system-grid { display: grid; grid-template-columns: 1fr 1.35fr; align-items: center; gap: 48px; }
.store-case-study .store-case-system-grid p { color: var(--muted); font-size: 15px; line-height: 1.85; }
.store-case-study .store-case-dimensions { display: grid; grid-template-columns: repeat(3,minmax(0,1fr)); gap: 12px 16px; list-style: none; padding: 20px 0 0; margin: 20px 0 0; border-top: 1px solid var(--line); color: var(--ink); font-size: 14px; line-height: 1.7; }
.store-case-study .store-original-framework { margin: 0; max-width: none; min-width: 0; }
.store-case-study .store-original-framework a { display: block; }
.store-case-study .store-original-framework img { display: block; width: 100%; height: auto; object-fit: contain; }
.store-case-study .store-original-heading { text-align: left; }
.store-case-study .store-original-heading h2::after { margin-inline: 0; }
.store-case-study .store-original-heading p { margin-inline: 0; }
.store-case-study .store-result-row { display: block; }
.store-case-study .store-result-group { display: flex; flex-wrap: wrap; align-items: baseline; gap: 12px; padding: 0; margin-bottom: 16px; border: 0; }
.store-case-study .store-result-group h3 { font-size: 18px; margin: 0; }
.store-case-study .store-result-card { border-radius: 4px; border-top: 2px solid var(--cyan); background: var(--surface-deep); }
.store-case-study .store-result-card:nth-child(2) { border-top-color: #f57d30; }
.store-case-study .store-result-card h4 { padding: 20px 20px 12px; background: transparent; font-weight: 600; }
.store-case-study .store-result-meta { padding-top: 0; }
.store-case-study .store-result-metrics { border-top: 1px dashed var(--line); margin-top: 16px; }
@media(max-width:1199px) {
  .store-case-study .store-case-system-grid { gap: 32px; }
  .store-case-study .store-case-visual-grid { gap: 16px; }
  .store-case-study .store-case-visual-grid img { height: 150px; }
}
@media(max-width:767px) {
  .store-case-study .store-case-questions { font-size: 16px; }
  .store-case-study .store-case-values { grid-template-columns: 1fr; gap: 16px; }
  .store-case-study .store-case-values > div + div { padding-left: 0; padding-top: 16px; border-left: 0; border-top: 1px dashed var(--line); }
  .store-case-study .store-case-system-grid { grid-template-columns: 1fr; gap: 24px; }
  .store-case-study .store-case-visual-grid img { height: auto; aspect-ratio: 3 / 2; }
  .store-case-study .store-case-dimensions { grid-template-columns: repeat(2,minmax(0,1fr)); }
}
/* 六店成果紧凑同排，保留原两类分组与全部图表、指标。 */
.store-case-study .store-results-compact { display: grid; grid-template-columns: repeat(6,minmax(0,1fr)); gap: 12px; }
.store-case-study .store-results-compact .store-result-row,
.store-case-study .store-results-compact .store-result-grid { display: contents; }
.store-case-study .store-results-compact .store-result-group { grid-column: span 3; grid-row: 1; margin: 0 0 4px; }
.store-case-study .store-results-compact .store-result-card { grid-row: 2; display: grid; grid-template-rows: auto 40px 40px auto 32px 1fr; }
.store-case-study .store-results-compact h4 { grid-row: 1; font-size: 15px; padding: 16px 12px 8px; }
.store-case-study .store-results-compact .store-result-meta { grid-row: 2; display: block; padding: 0 12px 12px; font-size: 12px; line-height: 1.6; }
.store-case-study .store-results-compact .store-result-meta > span { margin-inline: 4px; }
.store-case-study .store-results-compact .store-chart-title { grid-row: 3; display: flex; align-items: center; justify-content: center; margin: 0 8px; font-size: 13px; line-height: 1.5; }
.store-case-study .store-results-compact .store-result-chart { grid-row: 4; width: calc(100% - 12px); }
.store-case-study .store-results-compact .store-chart-legend { grid-row: 5; align-content: center; margin: 0; padding: 0 8px; gap: 2px 8px; font-size: 10px; line-height: 1.3; }
.store-case-study .store-results-compact .store-result-metrics { grid-row: 6; margin-top: 8px; padding: 12px; gap: 8px; }
.store-case-study .store-results-compact .store-result-metrics > div { flex-direction: column; gap: 2px; }
.store-case-study .store-results-compact .store-result-metrics dt { font-size: 12px; line-height: 1.6; }
.store-case-study .store-results-compact .store-result-metrics dd { font-size: 14px; line-height: 1.6; }
@media(max-width:1199px) {
  .store-case-study .store-results-compact { display: block; }
  .store-case-study .store-results-compact .store-result-row { display: block; }
  .store-case-study .store-results-compact .store-result-grid { display: grid; grid-template-columns: repeat(3,minmax(0,1fr)); gap: 16px; }
  .store-case-study .store-results-compact .store-result-card { grid-row: auto; }
  .store-case-study .store-results-compact .store-result-group { margin-bottom: 16px; }
}
@media(max-width:767px) {
  .store-case-study .store-results-compact .store-result-grid { grid-template-columns: repeat(2,minmax(0,1fr)); }
}
@media(max-width:575px) {
  .store-case-study .store-results-compact .store-result-grid { grid-template-columns: 1fr; }
}
/* 成果区与举措区交替深色层级；卡片头部蓝、青、橙三色循环。 */
.store-case-study #store-results { background: var(--surface); border-block: 1px solid var(--line); }
.store-case-study .store-results-compact .store-result-card { --store-result-accent: #4096ff; --store-result-header: rgba(64,150,255,.2); border-top-color: var(--store-result-accent); }
.store-case-study .store-results-compact .store-result-card:nth-child(3n + 2) { --store-result-accent: #00a9be; --store-result-header: rgba(0,169,190,.2); }
.store-case-study .store-results-compact .store-result-card:nth-child(3n) { --store-result-accent: var(--orange); --store-result-header: rgba(245,125,48,.2); }
.store-case-study .store-results-compact .store-result-card h4,
.store-case-study .store-results-compact .store-result-card .store-result-meta { background: var(--store-result-header); }
/* 集团五项成果统一标题与导入前后结构，桌面五列。 */
.dealer-group-case .case-results-grid.case-results-grid--cards { grid-template-columns: repeat(5,minmax(0,1fr)); gap: 16px; }
.dealer-group-case .case-results-grid.case-results-grid--cards .case-result { padding: 16px; }
.dealer-group-case .case-results-grid.case-results-grid--cards .case-result h3 { font-size: 16px; line-height: 1.5; margin: 0 0 12px; }
@media(min-width:1200px) {
  .dealer-group-case .group-result-comparison > div:first-child { min-height: 112px; }
}
@media(max-width:1199px) {
  .dealer-group-case .case-results-grid.case-results-grid--cards { grid-template-columns: repeat(2,minmax(0,1fr)); gap: 24px; }
}
@media(max-width:767px) {
  .dealer-group-case .case-results-grid.case-results-grid--cards { grid-template-columns: 1fr; }
}
/* 集团成果保留原前后说明与数据口径。 */
@media(max-width:767px) {
  .dealer-group-case .case-evidence-controls { gap: 12px; }
  .dealer-group-case .case-evidence-controls button { font-size: 13px; white-space: nowrap; }
}
.dealer-group-case .group-result-comparison { margin: 0; font-size: 14px; line-height: 1.85; }
.dealer-group-case .group-result-comparison > div + div { margin-top: 12px; padding-top: 12px; border-top: 1px dashed var(--line); }
.dealer-group-case .group-result-comparison dt { color: var(--cyan-dark); font-size: 12px; font-weight: 400; margin-bottom: 4px; }
.dealer-group-case .group-result-comparison dd { color: var(--muted); margin: 0; }
.dealer-group-case .group-result-highlight { margin: 0 0 16px; }
.dealer-group-case .group-result-highlight strong { display: block; color: var(--ink); font-family: var(--font-utility); font-size: clamp(24px,2.25vw,32px); font-weight: 600; line-height: 1.4; }
.dealer-group-case .group-result-highlight span { display: block; margin-top: 4px; color: var(--muted); font-size: 13px; line-height: 1.7; }
@media(max-width:1199px) {
  .oem-case-study .case-challenge-grid,.oem-case-study .case-delivery-grid { gap: 32px; }
  .oem-case-study .case-results-grid { gap: 24px; }
  .oem-case-study .case-results-grid--cards .case-result { padding: 20px; }
  .oem-case-study .case-action-list li { padding-left: 40px; }
}
@media(max-width:767px) {
  .oem-case-study .case-report-top,.case-detail-intro .case-report-top { align-items: flex-start; }
  .oem-case-study .case-report-top .breadcrumbs,.case-detail-intro .case-report-top .breadcrumbs { align-self: flex-start; }
  .oem-case-study .case-report-top .breadcrumbs a,.case-detail-intro .case-report-top .breadcrumbs a { min-height: 44px; }
  .oem-case-study .case-challenge-grid,.oem-case-study .case-delivery-grid,.oem-case-study .case-results-grid { grid-template-columns: 1fr; gap: 32px; }
  .oem-case-study .case-challenge-statement { font-size: 16px; }
  .oem-case-study .case-report-challenge { padding: 24px 0; }
  .oem-case-study .case-action-list { grid-template-rows: none; }
  .oem-case-study .case-action-list li { padding-block: 20px; }
  .oem-case-study .case-action-list li::before { top: 22px; }
  .oem-case-study .case-action-list h3 { font-size: 18px; }
  .oem-case-study .case-evidence .image-link img { height: auto; }
  .oem-case-study .case-evidence.is-enhanced .image-link img { height: 220px; }
  .oem-case-study .case-result-change { font-size: 32px; }
  .oem-case-study .case-results-grid--cards .case-result-change { font-size: 32px; }
}
@media(max-width:1199px) {
  .experience-catalog { grid-template-columns: repeat(2,minmax(0,1fr)); }
}
@media(max-width:767px) {
  .cases-tabs { gap: 28px; margin-bottom: 28px; }
  .cases-tab { font-size: 22px; min-height: 64px; padding-left: 4px; padding-right: 4px; }
  .cases-tab::after { left: 4px; right: 4px; }
  .experience-catalog { grid-template-columns: 1fr; gap: 24px; }
  .experience-domain { padding: 20px; }
  .experience-domain-heading h3 { font-size: 18px; }
  .experience-domain li { font-size: 14px; }
  .experience-domain li::before { line-height: 23.8px; }
}
@media(max-width:359px) {
  .cases-tabs { gap: 20px; }
  .cases-tab { font-size: 20px; }
}

/* 关于我们：园区原图展示、服务实景与画册数据；不影响其他页面。 */
.about-page .about-company { --ambient-strength: .25; }
.about-page .about-company-grid { display: grid; grid-template-columns: .78fr 1.22fr; gap: 48px; align-items: center; }
.about-page .about-company-visual { width: 100%; max-width: none; margin: 0; }
.about-page .about-company-visual .image-link,
.about-page .about-practice-photos .image-link { display: block; border: 1px solid var(--line); border-radius: 4px; overflow: hidden; }
.about-page .about-company-visual img,
.about-page .about-practice-photos img { display: block; width: 100%; height: auto; object-fit: contain; }
.about-page .about-company-visual img { aspect-ratio: 4/5; max-height: 560px; object-fit: cover; object-position: 50% 60%; }
.about-page .about-company-visual figcaption,
.about-page .about-practice-photos figcaption { margin-top: 12px; color: var(--muted); font-size: 13px; line-height: 1.7; }
.about-page .about-practice { background: var(--deep); --ambient-strength: .3; --ambient-pattern: url('../images/website-v2/ambient-trace.svg'); }
.about-page .about-practice-grid { display: grid; grid-template-columns: .9fr 1.1fr; gap: 48px; align-items: center; }
.about-page .about-practice-photos { min-width: 0; margin: 0; }
.about-page .about-service-stats { display: grid; grid-template-columns: repeat(2,minmax(0,1fr)); gap: 16px; margin: 28px 0 0; }
.about-page .about-service-stats > div { padding: 18px 20px; border: 1px solid var(--line); background: var(--surface-deep); }
.about-page .about-service-stats dt { display: flex; gap: 10px; align-items: baseline; margin-bottom: 10px; }
.about-page .about-service-stats strong { color: #4096ff; font-family: var(--font-utility); font-size: 34px; font-weight: 600; line-height: 1.25; }
.about-page .about-service-stats > div:nth-child(2) strong,
.about-page .about-service-stats > div:nth-child(4) strong { color: var(--cyan); }
.about-page .about-service-stats > div:nth-child(3) strong { color: var(--orange); }
.about-page .about-service-stats dt span { color: var(--muted); font-size: 13px; font-weight: 400; }
.about-page .about-service-stats dd { margin: 0; color: var(--muted); font-size: 14px; line-height: 1.8; }
.about-page .about-team { background: var(--surface); border-block: 1px solid var(--line); --ambient-strength: .3; }
.about-page #team .about-grid { gap: 48px; align-items: center; }
.about-page .about-team-visual { min-width: 0; text-align: center; }
.about-page .team-diagram { height: 560px; }
.about-page .team-diagram-core { top: 53%; }
.about-page .team-diagram-nodes li { min-height: 160px; padding: 12px; }
.about-page .team-diagram-nodes li:nth-child(2),
.about-page .team-diagram-nodes li:nth-child(5) { top: 33%; }
.about-page .team-feature-icon { display: block; width: 32px; height: 32px; margin: 0 auto 8px; color: #becbdc; overflow: visible; }
.about-page .team-diagram-nodes p { margin: 0; }
.about-page .team-motion-toggle { min-height: 44px; margin-top: 12px; padding: 8px 12px; border: 1px solid var(--line); border-radius: 3px; color: var(--muted); background: transparent; font-size: 12px; }
.about-page .team-motion-toggle:hover { color: var(--ink); border-color: #477da9; }
/* 只移动图标中的线稿，卡片、正文及连接结构保持静止。 */
.about-page [data-team-motion] .team-feature-motion { animation: team-feature-drift 6s ease-in-out infinite; animation-play-state: paused; }
.about-page [data-team-motion][data-motion='playing'] .team-feature-motion { animation-play-state: running; }
.about-page .team-diagram-nodes li:nth-child(2) .team-feature-motion { animation-delay: -1.2s; }
.about-page .team-diagram-nodes li:nth-child(3) .team-feature-motion { animation-delay: -2.4s; }
.about-page .team-diagram-nodes li:nth-child(4) .team-feature-motion { animation-delay: -3.6s; }
.about-page .team-diagram-nodes li:nth-child(5) .team-feature-motion { animation-delay: -4.8s; }
@keyframes team-feature-drift { 0%,100% { transform: translateY(0); opacity: .65; } 50% { transform: translateY(-1.5px); opacity: 1; } }
.about-page #contact .contact-layout { gap: 48px; align-items: start; }
.about-page .about-contact-copy { min-width: 0; }
.about-page #contact .heading-row { margin-bottom: 32px; }
.about-page #contact .heading-row p { line-height: 1.85; }
/* 五步服务理念从公司页移至集团案例背景与举措之间。 */
.dealer-group-case .group-service-philosophy { background: var(--deep); border-bottom: 1px solid var(--line); --ambient-pattern: url('../images/website-v2/ambient-trace.svg'); --ambient-size: 720px 280px; --ambient-position: right bottom; --ambient-strength: .25; }
.dealer-group-case .case-report-delivery { background: var(--surface); --ambient-pattern: url('../images/website-v2/ambient-arc.svg'); --ambient-position: left bottom; --ambient-strength: .3; }
.dealer-group-case .case-report-results { background: var(--deep); border-block: 1px solid var(--line); --ambient-strength: .3; }
.dealer-group-case + .contact-section { background: var(--surface); border-bottom: 1px solid var(--line); }
@media(max-width:991px) {
  .about-page .about-company-grid,
  .about-page .about-practice-grid { grid-template-columns: 1fr; gap: 32px; }
  .about-page .about-company-visual { max-width: 340px; }
  .about-page .about-company-visual img { aspect-ratio: auto; max-height: none; object-fit: contain; }
  .about-page .about-practice-photos { width: 100%; }
  .about-page #team .about-grid { grid-template-columns: 1fr; gap: 32px; }
  .about-page .team-diagram { max-width: 600px; }
}
@media(max-width:767px) {
  .about-page #contact .contact-layout { grid-template-columns: 1fr; gap: 32px; }
  .about-page .about-company-visual { max-width: 300px; }
  .about-page .about-service-stats > div { padding: 16px; }
  .about-page .about-service-stats strong { font-size: 30px; }
  .about-page .team-diagram { height: auto; }
  .about-page .team-diagram-lines { display: none; }
  .about-page .team-diagram-core { position: static; transform: none; width: 112px; height: 112px; margin: 0 auto 24px; }
  .about-page .team-diagram-nodes { display: grid; grid-template-columns: repeat(2,minmax(0,1fr)); gap: 12px; }
  .about-page .team-diagram-nodes li { position: static; transform: none; width: auto; min-height: 0; padding: 16px; }
  .about-page .team-diagram-nodes li:last-child { grid-column: 1/-1; }
  .dealer-group-case .group-service-philosophy { --ambient-size: 480px 180px; --ambient-strength: .18; }
}
@media(max-width:575px) {
  .about-page .about-service-stats { gap: 12px; }
  .about-page .about-service-stats > div { padding: 14px 12px; }
  .about-page .about-service-stats dd { font-size: 13px; }
  .about-page .team-diagram-nodes { grid-template-columns: 1fr; }
  .about-page .team-diagram-nodes li { display: grid; grid-template-columns: 32px 1fr; gap: 0 12px; text-align: left; }
  .about-page .team-feature-icon { grid-row: 1/3; margin: 2px 0 0; }
  .about-page .team-diagram-nodes p { font-size: 13px; }
}
@media(prefers-reduced-motion:reduce) {
  .about-page [data-team-motion] .team-feature-motion { animation: none; }
}

/* 全站页脚：用户提供的两个视频号及运营小助理原始二维码。 */
.site-footer .footer-grid--channels { grid-template-columns: minmax(0,1.4fr) minmax(180px,.9fr) minmax(185px,.8fr) 340px; gap: 32px; align-items: start; }
.site-footer .footer-grid--channels > * { min-width: 0; }
.site-footer .footer-grid--channels .footer-contact { grid-template-columns: 1fr; grid-column: auto; }
.site-footer .footer-channels { display: grid; grid-template-columns: repeat(3,minmax(0,1fr)); gap: 14px; width: 100%; max-width: 340px; }
.site-footer .footer-channels figure { min-width: 0; margin: 0; text-align: center; }
.site-footer .footer-channels .footer-channel-link { display: block; width: min(104px,100%); aspect-ratio: 1; min-height: 44px; margin: 0 auto; padding: 4px; border: 1px solid var(--line); border-radius: 3px; background: #fff; }
.site-footer .footer-channel-link img { display: block; width: 100%; height: 100%; object-fit: contain; }
.site-footer .footer-channels figcaption { margin-top: 10px; color: #c4cfde; font-size: 12px; line-height: 1.7; }
.site-footer .footer-channels figcaption span { display: block; }
@media(max-width:1199px) {
  .site-footer .footer-grid--channels { grid-template-columns: minmax(0,1.1fr) minmax(340px,1fr); gap: 24px 32px; }
}
@media(max-width:767px) {
  .site-footer .footer-grid--channels { grid-template-columns: 1fr; gap: 24px; }
}
@media(max-width:359px) {
  .site-footer .footer-channels { gap: 8px; }
}

/* 2026-10-10 final responsive scale. Content, media and DOM order stay unchanged.
   One bounded reading canvas; no whole-page transforms or fixed-height copy. */
body[data-theme='d'] {
  --site-content-width: 1664px;
  --site-content-gutter: clamp(20px, 3vw, 48px);
  --section-title-size: clamp(26px, 1.8vw + 8px, 32px);
  --section-space: clamp(36px, 3.6vw, 56px);
  --layout-gap: clamp(24px, 2.6vw, 40px);
  font-size: 16px;
  line-height: 1.75;
}
[data-theme='d'] .container { width: 100%; max-width: var(--site-content-width); }
[data-theme='d'][data-page] :is(.section-pad,.contact-section) { padding-block: var(--section-space); }
[data-theme='d'][data-page='inner'] .page-intro { padding-block: 32px; }
[data-theme='d'][data-page='inner'] .page-intro h1 { font-size: clamp(28px, 2.2vw + 4px, 38px); line-height: 1.4; }
[data-theme='d'][data-page] main h2 { line-height: 1.45; margin-bottom: 20px; }
[data-theme='d'][data-page='inner'] :is(.page-intro .lead,.split-copy > p:not(.kicker),.article-copy p,.article-copy li,.service-body) { font-size: 16px; line-height: 1.8; }
[data-theme='d'] :is(.split-grid,.service-layout,.service-overview-grid,.evidence-grid,.about-grid,.contact-layout) { gap: var(--layout-gap); }
[data-theme='d'][data-page='inner'] :is(.service-layout,.service-overview-grid,.container.article-copy) { column-gap: var(--layout-gap); }
[data-theme='d'] :is(.split-grid,.service-layout,.service-overview-grid,.evidence-grid,.about-grid,.contact-layout) > * { min-width: 0; }
[data-theme='d'] :is(.kicker,.category,.breadcrumbs,figcaption) { font-size: 13px; }
[data-theme='d'][data-page='inner'] .kicker { font-size: 13px; }
[data-theme='d'] :is(.heading-row,.section-heading) { margin-bottom: 28px; }
[data-theme='d'] :is(.tag-list,.case-report-scope) { gap: 8px; }
[data-theme='d'] :is(.tag-list li,.case-report-scope li) { font-size: 13px; }
[data-theme='d'] :is(.text-link,.solid-link,.nav-login,.nav-contact,.navbar-toggler,summary) { min-height: 44px; }
[data-theme='d'] .site-header .navbar { padding-block: 10px; }
[data-theme='d'] .navbar-nav { gap: clamp(16px, 1.8vw, 28px); }
[data-theme='d'] .brand img { width: 190px; height: 40px; }
[data-theme='d'] .navbar .nav-link { font-size: 14px; }
html { scroll-padding-top: 88px; }

/* The opening section is content-led rather than stretched to a full screen. */
[data-theme='d'][data-page='home'] .hero .hero-inner {
  min-height: clamp(440px, 60svh, 620px);
  padding-block: clamp(32px, 4svh, 56px);
  gap: var(--layout-gap);
}
[data-theme='d'][data-page='home'] .hero h1 { font-size: clamp(30px, 3.2vw + 4px, 50px); line-height: 1.35; }
[data-theme='d'][data-page='home'] .hero-capability { font-size: clamp(20px, 1.5vw + 2px, 24px); margin-bottom: 18px; }
[data-theme='d'][data-page='home'] .hero-lead { font-size: 16px; line-height: 1.8; max-width: 600px; }
[data-theme='d'][data-page='home'] .hero-actions { margin-top: 24px; }
[data-theme='d'][data-page='home'] .hero-actions > a { font-size: 15px; min-height: 46px; padding: 10px 18px; }
[data-theme='d'][data-page='home'] .hero-picture { height: auto; object-fit: contain; }
[data-theme='d'][data-page='home'] .home-section-heading { margin-bottom: 28px; }
[data-theme='d'][data-page='home'] .home-section-heading p { font-size: 16px; max-width: 800px; }
[data-theme='d'][data-page='home'] .practice-grid { gap: 20px; align-items: stretch; }
[data-theme='d'][data-page='home'] .practice-item { display: flex; flex-direction: column; }
[data-theme='d'][data-page='home'] .classification-heading { font-size: 20px; padding: 14px 20px; min-height: 60px; }
[data-theme='d'][data-page='home'] .practice-copy { display: flex; flex: 1; flex-direction: column; padding: 20px; }
[data-theme='d'][data-page='home'] .practice-copy p { font-size: 15px; line-height: 1.8; }
[data-theme='d'][data-page='home'] .practice-copy .service-focus { font-size: 18px; }
[data-theme='d'][data-page='home'] .practice-copy .service-scope { font-size: 14px; margin-top: auto; padding-top: 14px; }
[data-theme='d'][data-page='home'] .practice-copy > p:not(.service-scope):last-of-type { margin-bottom: 16px; }
[data-theme='d'][data-page='home'] .digital-grid { gap: 24px; grid-template-columns: minmax(0,1fr) minmax(0,1.05fr); }
[data-theme='d'][data-page='home'] .digital-topic .classification-heading { font-size: 18px; padding: 14px; min-height: 60px; }
[data-theme='d'][data-page='home'] .digital-topic-copy { padding: 16px; gap: 8px; }
[data-theme='d'][data-page='home'] .digital-topic-copy > p { font-size: 15px; line-height: 1.75; }
[data-theme='d'][data-page='home'] .digital-topic-copy .digital-positioning { font-size: 13px; }
.digital-capabilities { gap: 8px; padding-block: 12px; }
.digital-capabilities span { font-size: 14px; line-height: 1.6; }
.home-video-caption { padding: 14px 20px; }
.home-video-caption p { font-size: 14px; line-height: 1.7; }
.home-video-alternative { min-height: 44px; }
.home-service-card { padding: 18px 16px; }
.home-service-card p { font-size: 15px; line-height: 1.75; }
.service-audiences { min-height: 64px; padding-top: 12px; }
.service-audiences li,.digital-audiences li { font-size: 13px; }
.service-level-note,.service-swipe-hint { font-size: 14px; }
.service-level-flow { height: 60px; }

/* Details: predictable readable text and matched edges in paired columns. */
.service-details .service-description { font-size: 16px; line-height: 1.8; }
[data-theme='d'][data-page='inner'] .service-overview-copy { max-width: 560px; }
[data-theme='d'][data-page='inner'] .service-pyramid { max-width: 500px; }
[data-theme='d'][data-page='inner'] .service-body h3 { font-size: 20px; }
.oem-case-study :is(.case-challenge-grid,.case-delivery-grid) { gap: var(--layout-gap); }
.oem-case-study .case-challenge-statement,.store-case-study .store-case-questions { font-size: 16px; line-height: 1.85; }
.oem-case-study .case-action-list h3 { font-size: 19px; margin-bottom: 8px; }
.oem-case-study .case-action-list p { font-size: 15px; line-height: 1.8; max-width: 640px; }
.oem-case-study .case-evidence.is-enhanced .image-link img { height: clamp(240px, 21vw, 330px); object-fit: contain; }
.oem-case-study .case-results-grid { gap: 24px; }
.oem-case-study .case-result-change { font-size: clamp(26px, 2vw, 34px); }
.dealer-group-case .group-result-comparison { font-size: 15px; line-height: 1.8; }
.dealer-group-case .group-result-comparison dt { font-size: 13px; }
.dealer-group-case .case-results-grid.case-results-grid--cards .case-result { padding: 16px; }
.process-list { gap: 24px; }
[data-theme='d'][data-page='inner'] .process-list h3 { font-size: 18px; }
[data-theme='d'][data-page='inner'] .process-list p { font-size: 15px; line-height: 1.8; }
.fde-flow-heading p,.fde-development-steps p { font-size: 14px; line-height: 1.75; }
.fde-development-steps li { padding-right: 16px; }
.fde-development-steps li + li { padding-left: 16px; }
.fde-brochure-body .fde-brochure-grid,.master-brochure-body .master-site-modules { gap: 20px; }
[data-theme='d'][data-page='inner'] :is(.master-site-module p,.fde-brochure-body .app-card p) { font-size: 15px; line-height: 1.8; }
.master-site-module { padding-block: 22px; }
.master-site-screen { margin-bottom: 20px; }
[data-theme='d'][data-page='inner'] .master-site-module h3 { font-size: 18px; min-height: 54px; margin-bottom: 12px; }
.master-original-demo { margin-top: 24px; }
.master-brochure-summary { gap: var(--layout-gap); }
.master-brochure-value { padding-left: 24px; }
.fde-scene-label { font-size: 13px; }
.store-case-study .store-results-compact .store-result-card { grid-template-rows: auto minmax(48px,auto) 44px auto minmax(40px,auto) 1fr; }
.store-case-study .store-results-compact .store-result-meta { font-size: 13px; line-height: 1.7; }
.store-case-study .store-results-compact .store-chart-title { font-size: 14px; }
.store-case-study .store-results-compact .store-chart-legend { font-size: 12px; line-height: 1.5; gap: 4px 8px; }
.store-case-study .store-results-compact .store-result-metrics dt { font-size: 13px; }
.store-case-study .store-results-compact .store-result-card { container-type: inline-size; }
/* Compensate for SVG viewBox scaling: labels remain approximately 12–15 physical
   CSS pixels whether a chart sits in a narrow six-column row or a wide phone card. */
.store-case-study .store-result-chart { overflow: visible; margin-bottom: 56px; }
.store-case-study .store-result-chart text { font-size: clamp(11px, calc(32px - 5cqw), 19px); }
.store-case-study .store-result-chart[data-original-chart='2'] text[text-anchor='middle'] { transform: translateY(28px) rotate(-55deg); transform-box: fill-box; transform-origin: center; }

/* About and footer use the same canvas, with top-aligned consultation columns. */
.about-page :is(.about-company-grid,.about-practice-grid) { gap: var(--layout-gap); }
.about-page .about-company-visual img { max-height: 480px; }
.about-page .about-practice-grid { align-items: start; }
.about-page #team .about-grid,.about-page #contact .contact-layout { gap: var(--layout-gap); }
.about-page .about-service-stats > div { padding: 16px; }
.about-page .about-service-stats dd { font-size: 14px; }
.about-page .team-diagram { height: 580px; }
.about-page .team-diagram-nodes li { min-height: 168px; }
.about-page .team-diagram-nodes p { font-size: 14px; line-height: 1.7; }
.about-page .team-motion-toggle { font-size: 13px; }
.about-page #contact .contact-layout { align-items: start; }
.form-panel { padding: 24px; }
.site-footer .footer-grid--channels { gap: 24px; padding-block: 12px 24px; }
[data-theme='d'] .footer-grid p,[data-theme='d'] .footer-grid a { font-size: 14px; line-height: 1.75; }
.site-footer .footer-channels figcaption { font-size: 13px; }
.site-footer .footer-channels .footer-channel-link { display: block; }
.footer-inner { font-size: 12px; line-height: 1.7; padding-top: 16px; }

@media(min-width:1200px) {
  .dealer-group-case .group-result-comparison > div:first-child { min-height: 140px; }
}
@supports (grid-template-rows: subgrid) {
  @media(min-width:768px) {
    .case-list .case-cover-card { display: grid; grid-row: span 3; grid-template-rows: subgrid; row-gap: 0; }
  }
  @media(min-width:1200px) {
    .dealer-group-case .case-results-grid.case-results-grid--cards { row-gap: 0; }
    .dealer-group-case .case-results-grid.case-results-grid--cards .case-result { display: grid; grid-row: span 3; grid-template-rows: subgrid; row-gap: 0; }
    .dealer-group-case .group-result-comparison { display: grid; grid-row: 2 / span 2; grid-template-rows: subgrid; row-gap: 0; }
    .dealer-group-case .group-result-comparison > div:first-child { min-height: 0; }
  }
}
/* Charts need sufficient real pixel width, not six illegibly scaled plots on a laptop. */
@media(min-width:1200px) and (max-width:1663px) {
  .store-case-study .store-results-compact { display: block; }
  .store-case-study .store-results-compact .store-result-row { display: block; }
  .store-case-study .store-results-compact .store-result-grid { display: grid; grid-template-columns: repeat(3,minmax(0,1fr)); gap: 20px; }
  .store-case-study .store-results-compact .store-result-card { grid-row: auto; }
  .store-case-study .store-results-compact .store-result-group { margin-bottom: 16px; }
}
@media(max-width:1199px) {
  [data-theme='d'] .navbar-nav { gap: 0; align-items: stretch; }
  [data-theme='d'] :is(.nav-login,.nav-contact) { margin-left: 0; }
  [data-theme='d'] .nav-login { margin-right: 12px; }
  [data-theme='d'] .navbar-collapse { max-height: calc(100dvh - 64px); overflow-y: auto; padding-top: 12px; }
  [data-theme='d'][data-page='home'] .digital-grid { grid-template-columns: 1fr; }
  .home-service-overview { overflow-x: auto; padding-bottom: 12px; scroll-snap-type: x proximity; scrollbar-width: thin; scrollbar-color: #477da9 #101725; }
  .home-service-track { min-width: 1100px; }
  .home-service-card { scroll-snap-align: start; }
  .service-swipe-hint { display: block; }
  .about-page #team .about-grid { grid-template-columns: 1fr; }
  .about-page .team-diagram { max-width: 600px; }
}
@media(max-width:991px) {
  [data-theme='d'][data-page='home'] .hero h1 { font-size: clamp(28px, 3.4vw, 34px); }
  [data-theme='d'][data-page='home'] .practice-grid { grid-template-columns: 1fr; }
  [data-theme='d'][data-page='home'] .practice-item { display: grid; grid-template-columns: 1fr 1.2fr; }
  [data-theme='d'][data-page='home'] .practice-item .classification-heading { grid-column: 1/-1; }
  [data-theme='d'][data-page='home'] .practice-image { align-self: stretch; height: 100%; object-fit: cover; }
  .about-page .about-company-visual { max-width: 240px; }
  .about-page .about-company-visual img { max-height: none; }
  .fde-development-steps li,.fde-development-steps li + li { padding-inline: 0; }
  .fde-development-steps li + li { padding-top: 20px; }
  [data-theme='d'][data-page='inner'] .container.article-copy { display: block; }
  [data-theme='d'][data-page='inner'] .container.article-copy > .work-list { margin-top: 24px !important; }
  .process-list { grid-template-columns: repeat(3,minmax(0,1fr)); }
  .store-case-study .store-results-compact .store-result-grid { grid-template-columns: repeat(2,minmax(0,1fr)); }
}
@media(max-width:767px) {
  body[data-theme='d'] { --site-content-gutter: 20px; --section-title-size: 26px; --section-space: 36px; --layout-gap: 24px; }
  [data-theme='d'] .brand img { width: 172px; height: 36px; }
  [data-theme='d'][data-page='home'] .hero .hero-inner { min-height: 0; grid-template-columns: 1fr; padding-block: 28px; gap: 24px; }
  [data-theme='d'][data-page='home'] .hero h1 { font-size: clamp(26px, 7.4vw, 32px); }
  [data-theme='d'][data-page='home'] .hero-capability { font-size: 20px; }
  [data-theme='d'][data-page='home'] .home-section-heading p { font-size: 15px; }
  [data-theme='d'][data-page='home'] .practice-item { display: flex; }
  [data-theme='d'][data-page='home'] .practice-image { height: auto; aspect-ratio: 16/9; }
  [data-theme='d'][data-page='home'] .practice-copy .service-scope { margin-top: 16px; }
  [data-theme='d'][data-page='inner'] .page-intro h1 { font-size: 28px; }
  [data-theme='d'][data-page='inner'] .service-overview-grid { grid-template-columns: 1fr; }
  [data-theme='d'][data-page='inner'] .service-overview-copy { max-width: none; }
  .oem-case-study :is(.case-challenge-grid,.case-delivery-grid,.case-results-grid) { grid-template-columns: 1fr; }
  .oem-case-study .case-evidence.is-enhanced .image-link img { height: auto; aspect-ratio: 3/2; }
  .process-list { grid-template-columns: 1fr; }
  [data-theme='d'][data-page='inner'] .process-list h3 { font-size: 18px; }
  .master-brochure-value { padding: 20px 0 0; }
  [data-theme='d'][data-page='inner'] .master-site-module h3 { min-height: 0; }
  .about-page .about-company-visual { max-width: 224px; }
  .about-page .about-service-stats dd { font-size: 14px; }
  .about-page .team-diagram { height: auto; }
  .about-page .team-diagram-nodes li { min-height: 0; }
  .about-page .team-diagram-nodes p { font-size: 14px; }
  .site-footer .footer-grid--channels { grid-template-columns: 1fr; gap: 20px; }
  .footer-inner { gap: 12px; }
  .cases-tabs { gap: 24px; margin-bottom: 24px; }
  .cases-tab { font-size: 22px; }
}
@media(max-width:359px) {
  body[data-theme='d'] { --site-content-gutter: 16px; }
  [data-theme='d'][data-page='home'] .hero-actions { gap: 10px; }
  [data-theme='d'][data-page='home'] .hero-actions > a { font-size: 14px; gap: 10px; padding-inline: 12px; }
  .cases-tab { font-size: 20px; }
  .cases-tabs { gap: 20px; }
}
@media(max-width:575px) {
  .store-case-study .store-results-compact .store-result-grid { grid-template-columns: 1fr; }
}
@media(min-width:768px) and (max-height:800px) {
  [data-theme='d'][data-page='home'] .hero .hero-inner { min-height: 420px; padding-block: 32px; }
}

/* Shared consultation card: the site's quiet blue canvas with an intact,
   high-contrast QR as the single visual emphasis. No remote form or submission. */
.contact-modal { --bs-modal-width: 740px; --bs-modal-margin: 1.75rem; }
[data-theme='d'] .contact-modal .contact-card {
  background: var(--surface); color: var(--ink); border: 1px solid #34465e;
  border-radius: 8px; box-shadow: 0 24px 80px rgba(0,0,0,.3);
  overflow: hidden; isolation: isolate;
}
.contact-card::after {
  content: ''; position: absolute; inset: 0 0 auto; height: 3px; pointer-events: none;
  background: linear-gradient(90deg,var(--cyan) 0 60%,#00a9be 60% 88%,var(--orange) 88%);
}
.contact-card-header {
  display: flex; align-items: flex-start; justify-content: space-between; gap: 24px;
  padding: 24px 28px 20px; border-bottom: 1px solid var(--line); flex-shrink: 0;
}
.contact-card-header img { width: 176px; height: 36px; object-fit: contain; object-position: left center; }
.contact-card-header p { color: var(--muted); font-size: 13px; line-height: 1.6; margin-top: 8px; }
.contact-card-close {
  display: grid; place-items: center; width: 44px; height: 44px; flex: 0 0 44px;
  padding: 10px; border: 1px solid var(--line); border-radius: 4px;
  background: transparent; color: #c4cfde;
}
.contact-card-close svg { width: 22px; height: 22px; }
.contact-card-close:hover { background: #1b2a40; border-color: #507eae; color: #fff; }
.contact-card-body { display: grid; grid-template-columns: minmax(0,1fr) 208px; align-items: start; gap: 32px; padding: 28px; }
.contact-card-copy { min-width: 0; }
.contact-card-copy h2 { color: var(--ink); font-size: 28px; font-weight: 600; line-height: 1.4; margin: 0 0 12px; }
.contact-card-copy > p { color: #bac9dc; font-size: 15px; line-height: 1.8; margin: 0; }
.contact-card-details { margin: 20px 0 0; }
.contact-card-details > div { display: grid; grid-template-columns: 40px minmax(0,1fr); gap: 12px; align-items: start; }
.contact-card-details dt { color: var(--cyan-dark); font-size: 13px; font-weight: 400; line-height: 44px; }
.contact-card-details dd { min-width: 0; margin: 0; font-size: 16px; line-height: 1.8; color: #e0e7f0; }
.contact-card-details a { display: inline-flex; align-items: center; min-height: 44px; max-width: 100%; overflow-wrap: anywhere; }
.contact-card-details a:hover { color: var(--cyan-dark); }
.contact-card-details .contact-card-address { margin-top: 16px; padding-top: 16px; border-top: 1px solid var(--line); }
.contact-card-address dt { line-height: 1.8; }
.contact-card-address dd { color: var(--muted); font-size: 14px; line-height: 1.8; }
.contact-card-qr { min-width: 0; margin: 0; text-align: center; }
.contact-card-qr > a { display: block; padding: 12px; background: #fff; border: 1px solid #d7e2e8; border-radius: 4px; }
.contact-card-qr img { display: block; width: 100%; height: auto; aspect-ratio: 1; object-fit: contain; }
.contact-card-qr figcaption { color: var(--ink); font-size: 15px; line-height: 1.7; margin-top: 16px; }
.contact-card-qr figcaption span { display: block; color: var(--muted); font-size: 13px; margin-top: 4px; }
.contact-card-footer { padding: 16px 28px; color: var(--muted); background: var(--surface-deep); border-top: 1px solid var(--line); font-size: 13px; line-height: 1.7; flex-shrink: 0; }
.site-footer .footer-address { margin: 16px 0 0; color: var(--muted); font-size: 13px; line-height: 1.8; font-style: normal; max-width: 480px; }
.site-footer .footer-address span { display: block; margin-bottom: 4px; color: #c4cfde; }
@media(max-width:767px) {
  .contact-card-header { padding: 20px; }
  .contact-card-body { padding: 24px; gap: 24px; grid-template-columns: minmax(0,1fr) 184px; }
  .contact-card-copy h2 { font-size: 26px; }
  .contact-card-details dd { font-size: 15px; }
  .contact-card-footer { padding: 16px 20px; }
}
@media(max-width:575px) {
  .contact-modal { --bs-modal-margin: 16px; }
  .contact-modal .modal-dialog { width: calc(100% - 32px); margin: 16px; }
  .contact-card-header { padding: 20px 20px 16px; gap: 16px; }
  .contact-card-header img { width: 156px; height: 32px; }
  .contact-card-body { grid-template-columns: minmax(0,1fr); padding: 20px; gap: 24px; }
  .contact-card-qr { width: 208px; max-width: 100%; justify-self: center; }
  .contact-card-details { margin-top: 16px; }
  .contact-card-details .contact-card-address { margin-top: 12px; padding-top: 12px; }
}

/* Homepage: remove four secondary summaries, keep clean title-to-content rhythm. */
[data-theme='d'][data-page='home'] :is(#practice,#digital-summary,#cooperation) .home-section-heading { margin-bottom: 32px; }
[data-theme='d'][data-page='home'] :is(#practice,#digital-summary,#cooperation) .home-section-heading h2 { margin-bottom: 0; }
[data-theme='d'][data-page='home'] #cooperation .service-level-flow { height: 48px; }
[data-theme='d'][data-page='home'] #cooperation .section-links { margin-top: 20px; }
@media(max-width:767px) {
  [data-theme='d'][data-page='home'] :is(#practice,#digital-summary,#cooperation) .home-section-heading { margin-bottom: 24px; }
  [data-theme='d'][data-page='home'] #cooperation .service-level-flow { height: 44px; }
  [data-theme='d'][data-page='home'] #cooperation .section-links { margin-top: 16px; }
}