/* Skyline Consulting — 官网样式 */
:root {
  --bg-deep: #090b11;
  --bg-soft: #101521;
  --bg-card: rgba(18, 24, 38, 0.86);
  --bg-card-strong: #151b29;
  --bg-card-muted: rgba(255, 255, 255, 0.04);
  --text: #eef2f7;
  --text-muted: #a8b1c1;
  --text-soft: #8993a4;
  --accent: #d53168;
  --accent-strong: #a71c4e;
  --accent-soft: rgba(213, 49, 104, 0.14);
  --accent-glow: rgba(213, 49, 104, 0.28);
  --line: rgba(255, 255, 255, 0.09);
  --line-strong: rgba(255, 255, 255, 0.16);
  --radius: 18px;
  --radius-lg: 28px;
  --shadow: 0 28px 90px rgba(0, 0, 0, 0.34);
  --font-sans: "Outfit", "Noto Sans SC", system-ui, sans-serif;
  --max: 1180px;
}

*,
*::before,
*::after {
  box-sizing: border-box;
}

html {
  scroll-behavior: smooth;
}

body {
  margin: 0;
  font-family: var(--font-sans);
  font-size: 17px;
  line-height: 1.68;
  color: var(--text);
  background: var(--bg-deep);
  -webkit-font-smoothing: antialiased;
  overflow-x: hidden;
}

img {
  display: block;
  max-width: 100%;
  height: auto;
}

a {
  color: inherit;
  text-decoration: none;
}

section[id] {
  scroll-margin-top: 104px;
}

.visually-hidden {
  position: absolute;
  width: 1px;
  height: 1px;
  padding: 0;
  margin: -1px;
  overflow: hidden;
  clip: rect(0, 0, 0, 0);
  white-space: nowrap;
  border: 0;
}

.bg-mesh {
  position: fixed;
  inset: 0;
  z-index: -2;
  background:
    radial-gradient(circle at 12% 12%, rgba(213, 49, 104, 0.22), transparent 28%),
    radial-gradient(circle at 86% 18%, rgba(70, 102, 169, 0.16), transparent 24%),
    radial-gradient(circle at 50% 100%, rgba(255, 255, 255, 0.05), transparent 32%),
    var(--bg-deep);
}

.bg-grid {
  position: fixed;
  inset: 0;
  z-index: -1;
  opacity: 0.05;
  background-image:
    linear-gradient(rgba(255, 255, 255, 0.06) 1px, transparent 1px),
    linear-gradient(90deg, rgba(255, 255, 255, 0.06) 1px, transparent 1px);
  background-size: 48px 48px;
  pointer-events: none;
  mask-image: linear-gradient(180deg, rgba(0, 0, 0, 0.75), transparent 88%);
}

.wrap {
  width: min(100% - 40px, var(--max));
  margin-inline: auto;
}

/* 导航 */
.site-header {
  position: sticky;
  top: 0;
  z-index: 100;
  isolation: isolate;
  backdrop-filter: blur(18px);
  background: rgba(9, 11, 17, 0.72);
  border-bottom: 1px solid var(--line);
}

.header-inner {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 24px;
  min-height: 82px;
}

.brand {
  display: flex;
  align-items: center;
  gap: 14px;
  font-weight: 700;
  font-size: 1.05rem;
  letter-spacing: 0.02em;
}

.brand img {
  width: 46px;
  border-radius: 12px;
  box-shadow: 0 14px 32px rgba(0, 0, 0, 0.28);
}

.brand span {
  display: inline-block;
  margin-top: 2px;
  font-size: 0.82rem;
  font-weight: 500;
  color: var(--text-soft);
}

.nav-desktop {
  display: flex;
  align-items: center;
  gap: 8px;
}

.nav-desktop a {
  padding: 10px 14px;
  border-radius: 999px;
  font-size: 0.88rem;
  color: var(--text-muted);
  transition: color 0.2s ease, background 0.2s ease, border-color 0.2s ease;
  white-space: nowrap;
}

.nav-desktop a:hover {
  color: var(--text);
  background: rgba(255, 255, 255, 0.05);
}

.nav-en {
  font-size: 0.68rem;
  margin-left: 4px;
  letter-spacing: 0.04em;
  color: var(--text-soft);
}

.nav-cta {
  color: #fff !important;
  background: linear-gradient(135deg, var(--accent), var(--accent-strong)) !important;
  box-shadow: 0 16px 28px rgba(167, 28, 78, 0.24);
}

.nav-cta .nav-en {
  color: rgba(255, 255, 255, 0.86);
}

.nav-toggle {
  display: none;
  width: 46px;
  height: 46px;
  border: 1px solid var(--line);
  border-radius: 12px;
  background: rgba(255, 255, 255, 0.03);
  cursor: pointer;
  align-items: center;
  justify-content: center;
  flex-direction: column;
  gap: 5px;
}

.nav-toggle span {
  display: block;
  width: 20px;
  height: 2px;
  border-radius: 999px;
  background: var(--text);
}

/* 通用 */
section {
  padding: 88px 0;
}

.section-head {
  display: grid;
  gap: 12px;
  margin-bottom: 42px;
}

.section-kicker,
.panel-eyebrow,
.mini-label,
.insight-label,
.hero-focus-label {
  font-size: 0.74rem;
  font-weight: 700;
  letter-spacing: 0.14em;
  text-transform: uppercase;
  color: #ff8fb5;
}

.section-kicker,
.panel-eyebrow {
  margin: 0;
}

.section-title {
  margin: 0;
  font-size: 2.25rem;
  line-height: 1.14;
  letter-spacing: 0;
}

.section-title-en {
  display: block;
  margin-top: 12px;
  font-size: 1.05rem;
  line-height: 1.45;
  font-weight: 500;
  color: #b5becc;
}

.section-desc,
.body-copy,
.case-intro,
.case-intro-en {
  margin: 0;
  color: var(--text-muted);
}

.section-desc {
  max-width: 54ch;
}

.section-desc-en,
.bi-en,
.card-title-en,
.story-title-en,
.mini-en,
.phase-en,
.metric-en,
.check-en,
.stat-en,
.focus-en,
.case-note-en {
  color: #aeb7c5;
  font-family: "Outfit", sans-serif;
}

.section-desc-en,
.bi-en {
  margin: 0;
  font-size: 0.95rem;
  line-height: 1.62;
}

.body-copy {
  font-size: 1rem;
  line-height: 1.76;
}

.card-title-en {
  margin: 0;
  font-size: 0.82rem;
  letter-spacing: 0.03em;
}

.story-title-en {
  margin: -8px 0 0;
  font-family: "Outfit", sans-serif;
  font-size: 0.96rem;
  line-height: 1.5;
}

.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  min-height: 52px;
  padding: 12px 24px;
  border: 1px solid transparent;
  border-radius: 999px;
  font-size: 0.95rem;
  font-weight: 600;
  cursor: pointer;
  transition: transform 0.18s ease, filter 0.18s ease, background 0.18s ease, border-color 0.18s ease;
}

.btn:hover {
  transform: translateY(-1px);
}

.btn-primary {
  background: linear-gradient(135deg, var(--accent), var(--accent-strong));
  color: #fff;
  box-shadow: 0 18px 32px rgba(167, 28, 78, 0.25);
}

.btn-primary:hover {
  filter: brightness(1.08);
}

.btn-ghost {
  border-color: var(--line);
  background: rgba(255, 255, 255, 0.02);
  color: var(--text);
}

.btn-ghost:hover {
  border-color: var(--line-strong);
  background: rgba(255, 255, 255, 0.05);
}

.btn-bi {
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 3px;
  line-height: 1.15;
}

.btn-en {
  font-size: 0.68rem;
  font-weight: 500;
  letter-spacing: 0.04em;
  opacity: 0.94;
}

/* Hero */
.hero {
  position: relative;
  padding: 104px 0 92px;
}

.hero::after {
  content: "";
  position: absolute;
  inset: auto 0 0;
  height: 180px;
  background: linear-gradient(180deg, transparent, rgba(213, 49, 104, 0.05));
  pointer-events: none;
}

.hero-layout {
  position: relative;
  display: grid;
  justify-items: center;
}

.hero-copy {
  position: relative;
  z-index: 1;
  max-width: 980px;
  text-align: center;
}

.hero-kicker {
  margin: 0 0 22px;
  color: #ff8fb5;
  font-size: 0.78rem;
  font-weight: 700;
  letter-spacing: 0.18em;
  text-transform: uppercase;
}

.hero h1 {
  margin: 0;
  max-width: 920px;
  font-size: 4.35rem;
  line-height: 1.04;
  letter-spacing: 0;
}

.hero-title-en {
  margin: 18px auto 0;
  max-width: 44rem;
  color: #b5becc;
  font-size: 1.16rem;
  font-weight: 500;
  line-height: 1.45;
}

.hero-lead {
  margin: 22px auto 0;
  max-width: 44rem;
  color: #d7dde7;
  font-size: 1.08rem;
  line-height: 1.8;
}

.hero-copy .bi-en {
  margin: 16px auto 0;
  max-width: 48rem;
}

.hero-actions {
  display: flex;
  flex-wrap: wrap;
  justify-content: center;
  gap: 14px;
  margin-top: 30px;
}

.approach-sections {
  padding: 0 0 88px;
}

.approach-stack {
  border-top: 1px solid var(--line);
}

.story-panel {
  display: grid;
  grid-template-columns: minmax(0, 0.78fr) minmax(0, 1.22fr);
  gap: 54px;
  align-items: center;
  min-height: 540px;
  padding: 82px 0;
  border-bottom: 1px solid var(--line);
}

.story-copy {
  max-width: 31rem;
}

.story-copy h2 {
  margin: 12px 0 18px;
  font-size: 2.1rem;
  line-height: 1.2;
  letter-spacing: 0;
}

.story-copy p {
  margin: 0;
  color: var(--text-muted);
  line-height: 1.78;
}

.story-copy .story-title-en {
  margin: -8px 0 16px;
  color: #aeb7c5;
  font-family: "Outfit", sans-serif;
  font-size: 0.96rem;
  line-height: 1.5;
}

.story-copy .bi-en {
  margin-top: 14px;
}

.coverage-board {
  display: grid;
  gap: 18px;
}

.hero-focus {
  margin: 0;
  padding: 18px 20px;
  max-width: none;
  border: 1px solid var(--line);
  border-radius: var(--radius);
  background: rgba(255, 255, 255, 0.03);
  color: var(--text-muted);
  font-size: 0.92rem;
}

.hero-focus-label {
  display: inline-block;
  margin-right: 10px;
  vertical-align: 0.08em;
}

.focus-en {
  display: block;
  margin-top: 8px;
  font-size: 0.83rem;
}

.hero-stats-grid {
  display: grid;
  grid-template-columns: repeat(3, minmax(0, 1fr));
  gap: 14px;
  margin-top: 0;
}

.hero-stat {
  padding: 18px;
  border: 1px solid var(--line);
  border-radius: var(--radius);
  background: linear-gradient(180deg, rgba(255, 255, 255, 0.05), rgba(255, 255, 255, 0.025));
  box-shadow: 0 20px 42px rgba(0, 0, 0, 0.22);
}

.hero-stat strong {
  display: block;
  margin-bottom: 6px;
  font-size: 1.25rem;
  color: #fff;
}

.hero-stat span {
  display: block;
  font-size: 0.87rem;
  color: #ced5df;
}

.hero-stat .stat-en {
  margin-top: 6px;
  font-size: 0.72rem;
  line-height: 1.45;
  color: #8e97a7;
}

.insight-card,
.info-card,
.mini-card,
.text-panel,
.why-card,
.process-card,
.why-bridge,
.mission-card,
.case-study-card,
.case-shell,
.footer-card {
  border: 1px solid var(--line);
  background: var(--bg-card);
  border-radius: var(--radius-lg);
  box-shadow: var(--shadow);
}

.hero-feature-board {
  display: grid;
  gap: 14px;
  padding: 24px;
  background:
    linear-gradient(180deg, rgba(213, 49, 104, 0.12), rgba(255, 255, 255, 0.02)),
    rgba(255, 255, 255, 0.02);
}

.story-panel-pathway .hero-feature-board {
  grid-template-columns: repeat(3, minmax(0, 1fr));
  padding: 0;
  background: transparent;
}

.board-row {
  display: grid;
  grid-template-columns: auto 1fr;
  gap: 14px;
  align-items: start;
  padding: 16px;
  border-radius: 20px;
  background: rgba(9, 11, 17, 0.28);
  border: 1px solid rgba(255, 255, 255, 0.07);
}

.story-panel-pathway .board-row {
  grid-template-columns: 1fr;
  min-height: 230px;
  padding: 24px;
  align-content: start;
}

.board-row span {
  display: grid;
  place-items: center;
  width: 42px;
  min-width: 42px;
  aspect-ratio: 1;
  border-radius: 14px;
  background: linear-gradient(135deg, var(--accent), var(--accent-strong));
  color: #fff;
  font-size: 0.82rem;
  font-weight: 700;
  box-shadow: 0 12px 24px rgba(167, 28, 78, 0.24);
}

.board-row strong {
  display: block;
  margin-bottom: 6px;
  font-size: 0.96rem;
  color: #fff;
}

.board-row p {
  margin: 0;
  color: var(--text-muted);
  font-size: 0.9rem;
  line-height: 1.65;
}

.board-row .bi-en {
  margin-top: 6px;
  font-size: 0.78rem;
  line-height: 1.5;
}

.insight-duo {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 18px;
}

.insight-card {
  overflow: hidden;
  background: linear-gradient(180deg, rgba(255, 255, 255, 0.035), rgba(255, 255, 255, 0.018));
}

.insight-copy {
  padding: 22px 22px 16px;
}

.insight-card h3 {
  margin: 10px 0 10px;
  font-size: 1.08rem;
  line-height: 1.35;
}

.insight-card p {
  margin: 0;
  color: var(--text-muted);
  font-size: 0.92rem;
}

.insight-card .bi-en {
  margin-top: 10px;
  font-size: 0.85rem;
}

.insight-card .card-title-en {
  margin: -4px 0 10px;
  color: #aeb7c5;
  font-size: 0.8rem;
}

.insight-card-metric,
.insight-card-phases {
  display: grid;
}

.metric-bars {
  display: flex;
  align-items: end;
  gap: 10px;
  min-height: 164px;
  padding: 0 22px 24px;
}

.metric-bars span {
  flex: 1;
  border-radius: 14px 14px 8px 8px;
  background: linear-gradient(180deg, rgba(255, 143, 181, 0.96), rgba(213, 49, 104, 0.3));
  box-shadow: inset 0 1px 0 rgba(255, 255, 255, 0.18);
}

.metric-bars span:nth-child(1) {
  height: 38%;
}

.metric-bars span:nth-child(2) {
  height: 52%;
}

.metric-bars span:nth-child(3) {
  height: 65%;
}

.metric-bars span:nth-child(4) {
  height: 82%;
}

.metric-bars span:nth-child(5) {
  height: 100%;
}

.phase-list {
  display: grid;
  gap: 12px;
  padding: 0 22px 22px;
}

.phase-item {
  padding: 14px 16px;
  border-radius: 18px;
  background: rgba(255, 255, 255, 0.04);
  border: 1px solid rgba(255, 255, 255, 0.07);
}

.phase-item strong {
  display: block;
  margin-bottom: 4px;
  font-size: 0.88rem;
  color: #fff;
}

.phase-item span {
  display: block;
  color: var(--text-muted);
  font-size: 0.86rem;
}

.phase-item .phase-en {
  margin-top: 4px;
  font-family: "Outfit", sans-serif;
  font-size: 0.76rem;
  line-height: 1.45;
}

/* About */
.about-layout {
  display: grid;
  grid-template-columns: 1fr;
  gap: 34px;
  align-items: start;
}

.about-copy {
  display: grid;
  gap: 18px;
  max-width: 960px;
}

.about-lead {
  margin: 0;
  font-size: 1.18rem;
  line-height: 1.78;
  color: #dce2eb;
}

.pullquote {
  margin: 6px 0 0;
  padding: 22px 24px;
  border-radius: 0 var(--radius) var(--radius) 0;
  border-left: 4px solid var(--accent);
  background: rgba(213, 49, 104, 0.08);
  color: #d6dde7;
  font-size: 1rem;
}

.pullquote-en {
  margin-top: 10px;
  padding-left: 20px;
  border-left: 2px solid rgba(255, 143, 181, 0.3);
}

.about-side {
  display: grid;
  grid-template-columns: 1fr;
  gap: 18px;
  align-items: stretch;
}

.info-card,
.mini-card {
  padding: 24px;
}

.emphasis-card {
  display: grid;
  align-content: center;
  background:
    linear-gradient(180deg, rgba(213, 49, 104, 0.08), rgba(255, 255, 255, 0.015)),
    var(--bg-card);
}

.emphasis-card h3 {
  margin: 10px 0 10px;
  font-size: 1.26rem;
}

.emphasis-card p {
  margin: 0;
  color: var(--text-muted);
}

.mini-card-grid {
  display: grid;
  grid-template-columns: repeat(3, minmax(0, 1fr));
  gap: 18px;
}

.mini-card {
  background: rgba(255, 255, 255, 0.03);
}

.mini-card h3,
.process-card h3,
.text-panel h3 {
  margin: 12px 0 10px;
  font-size: 1.08rem;
}

.mini-card p:last-child,
.process-card p:last-child {
  margin: 0;
  color: var(--text-muted);
  font-size: 0.92rem;
}

.mini-card .mini-en,
.process-card .bi-en {
  margin-top: 6px;
  font-size: 0.82rem;
  line-height: 1.55;
}

/* Services */
.services {
  position: relative;
}

.services::before {
  content: "";
  position: absolute;
  inset: 8% 0 auto;
  height: 78%;
  background: linear-gradient(180deg, transparent, rgba(213, 49, 104, 0.06) 25%, transparent 100%);
  pointer-events: none;
}

.services .wrap {
  position: relative;
}

.service-grid {
  display: grid;
  grid-template-columns: repeat(4, minmax(0, 1fr));
  gap: 18px;
}

.service-card {
  display: grid;
  gap: 12px;
  padding: 24px;
  border: 1px solid var(--line);
  border-radius: var(--radius-lg);
  background: linear-gradient(180deg, rgba(255, 255, 255, 0.045), rgba(255, 255, 255, 0.015));
  transition: transform 0.22s ease, border-color 0.22s ease, box-shadow 0.22s ease;
}

.service-card:hover {
  transform: translateY(-4px);
  border-color: rgba(255, 143, 181, 0.32);
  box-shadow: 0 24px 42px rgba(0, 0, 0, 0.24);
}

.service-head {
  display: grid;
  gap: 8px;
}

.service-num {
  margin: 0;
  font-size: 0.74rem;
  font-weight: 700;
  letter-spacing: 0.16em;
  color: #ff8fb5;
}

.service-card h3 {
  margin: 0;
  font-size: 1.14rem;
}

.service-card p {
  margin: 0;
}

.service-tags {
  display: flex;
  flex-wrap: wrap;
  gap: 8px;
  margin-top: 4px;
}

.service-tags span {
  display: grid;
  gap: 2px;
  padding: 7px 10px;
  border-radius: 999px;
  background: rgba(255, 255, 255, 0.05);
  border: 1px solid rgba(255, 255, 255, 0.08);
  color: #c8d0dc;
  font-size: 0.76rem;
}

.service-tags small {
  color: #9ea8b8;
  font-family: "Outfit", sans-serif;
  font-size: 0.66rem;
  font-weight: 500;
  line-height: 1.2;
}

.service-note {
  margin-top: 22px;
}

/* China */
.china-layout {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 18px;
}

.text-panel,
.china-summary {
  padding: 28px;
}

.text-panel {
  display: grid;
  gap: 12px;
  background: linear-gradient(180deg, rgba(255, 255, 255, 0.04), rgba(255, 255, 255, 0.02));
}

.text-panel p {
  margin: 0;
}

.china-summary {
  grid-column: 1 / -1;
  border: 1px solid var(--line);
  border-radius: var(--radius-lg);
  background: rgba(255, 255, 255, 0.03);
}

.china-summary h3 {
  margin: 10px 0 22px;
  font-size: 1.2rem;
}

.metric-list {
  display: grid;
  grid-template-columns: repeat(3, minmax(0, 1fr));
  gap: 16px;
}

.metric-item {
  padding: 18px;
  border-radius: 18px;
  background: rgba(255, 255, 255, 0.035);
  border: 1px solid rgba(255, 255, 255, 0.06);
}

.metric-item strong {
  display: block;
  margin-bottom: 8px;
  font-size: 0.95rem;
  color: #fff;
}

.metric-item span {
  display: block;
  color: var(--text-muted);
  font-size: 0.9rem;
}

.metric-item .metric-en {
  margin-top: 6px;
  font-family: "Outfit", sans-serif;
  font-size: 0.8rem;
  line-height: 1.5;
}

/* Why */
.why-layout {
  display: grid;
  grid-template-columns: 1fr;
  gap: 24px;
  align-items: start;
}

.why-card,
.process-card {
  padding: 28px;
}

.checklist {
  list-style: none;
  margin: 0;
  padding: 0;
  display: grid;
  grid-template-columns: repeat(3, minmax(0, 1fr));
  gap: 24px;
}

.why-card .checklist {
  grid-template-columns: repeat(2, minmax(0, 1fr));
}

.checklist li {
  position: relative;
  padding-left: 28px;
  color: var(--text-muted);
}

.checklist li::before {
  content: "";
  position: absolute;
  left: 0;
  top: 0.55em;
  width: 10px;
  height: 10px;
  border-radius: 50%;
  background: var(--accent);
  box-shadow: 0 0 0 4px var(--accent-soft);
}

.check-en {
  display: block;
  margin-top: 7px;
  font-size: 0.88rem;
  line-height: 1.55;
  color: #97a1b2;
}

.why-stats-grid {
  margin-top: 0;
}

.process-grid {
  display: grid;
  grid-template-columns: repeat(3, minmax(0, 1fr));
  gap: 18px;
}

.process-card {
  min-height: 210px;
  background: rgba(255, 255, 255, 0.03);
}

.work-grid {
  margin-top: 0;
}

.work-deliverables {
  margin-top: 22px;
}

.why-bridge {
  display: grid;
  grid-template-columns: minmax(0, 0.7fr) minmax(0, 1.3fr);
  gap: 28px;
  align-items: center;
  margin-top: 18px;
  padding: 28px 30px;
  background:
    linear-gradient(90deg, rgba(213, 49, 104, 0.12), transparent 55%),
    var(--bg-card);
}

.why-bridge h3 {
  margin: 10px 0 0;
  font-size: 1.3rem;
}

/* Mission */
.mission {
  position: relative;
  padding: 108px 0;
}

.mission::before {
  content: "";
  position: absolute;
  inset: 0;
  background: radial-gradient(circle at 50% 50%, rgba(213, 49, 104, 0.16), transparent 52%);
  pointer-events: none;
}

.mission-card {
  position: relative;
  max-width: 52rem;
  margin: 0 auto;
  padding: 44px 38px;
  text-align: center;
  background:
    linear-gradient(180deg, rgba(255, 255, 255, 0.05), rgba(255, 255, 255, 0.018)),
    var(--bg-card);
}

.mission-zh {
  margin: 0 0 16px;
  font-size: 1.8rem;
  line-height: 1.5;
}

.mission-zh strong {
  color: #fff;
}

.mission-en {
  margin: 0;
  font-size: 1.16rem;
  color: #cdd4de;
}

.mission-card cite {
  display: block;
  margin-top: 20px;
  font-size: 0.9rem;
  color: var(--text-soft);
  font-style: normal;
}

.cta-card {
  display: grid;
  justify-items: center;
  gap: 14px;
  max-width: 62rem;
}

.cta-card h2 {
  margin: 0;
  font-size: 2.2rem;
  line-height: 1.25;
}

.cta-card .body-copy,
.cta-card .bi-en {
  max-width: 52rem;
}

.cta-card .hero-actions {
  width: 100%;
  justify-content: center;
  margin-top: 12px;
}

/* Case */
.case-shell {
  padding: 20px;
  display: grid;
  gap: 18px;
  background:
    linear-gradient(180deg, rgba(255, 255, 255, 0.04), rgba(255, 255, 255, 0.018)),
    var(--bg-card);
}

.case-overview {
  display: grid;
  grid-template-columns: minmax(0, 1fr) auto;
  gap: 20px;
  align-items: end;
  padding: 6px 4px 4px;
}

.case-intro {
  max-width: 58rem;
  font-size: 1.08rem;
  line-height: 1.78;
  color: #e0e6ee;
}

.case-intro-en {
  max-width: 62rem;
  margin-top: 8px;
  font-size: 0.92rem;
  line-height: 1.62;
}

.case-note,
.case-note-en {
  margin: 8px 0 0;
  font-size: 0.82rem;
  color: var(--text-soft);
}

.case-meta-row {
  display: flex;
  flex-wrap: wrap;
  justify-content: flex-end;
  gap: 10px;
  min-width: min(100%, 24rem);
}

.case-meta-row span {
  display: inline-flex;
  flex-direction: column;
  gap: 3px;
  align-items: flex-start;
  padding: 10px 13px;
  border-radius: 18px;
  border: 1px solid rgba(255, 255, 255, 0.08);
  background: rgba(255, 255, 255, 0.04);
  color: var(--text-muted);
  font-size: 0.82rem;
}

.case-meta-row strong {
  color: #fff;
}

.case-meta-row b {
  color: #dce3ee;
}

.case-meta-row em {
  color: #aeb7c5;
  font-family: "Outfit", sans-serif;
  font-size: 0.76rem;
  font-style: normal;
}

.case-promo-grid {
  display: grid;
  grid-template-columns: repeat(3, minmax(0, 1fr));
  gap: 16px;
}

.case-promo-grid figure {
  margin: 0;
  overflow: hidden;
  aspect-ratio: 16 / 10;
  border-radius: 12px;
  border: 1px solid rgba(255, 255, 255, 0.08);
  background: var(--bg-card-strong);
  min-width: 0;
}

.case-tile-feature {
  grid-column: auto;
  grid-row: auto;
}

.case-tile-wide {
  grid-column: auto;
}

.case-promo-grid img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  transition: transform 0.35s ease;
}

.case-promo-grid figure:hover img {
  transform: scale(1.04);
}

.case-study-grid {
  display: grid;
  grid-template-columns: repeat(3, minmax(0, 1fr));
  gap: 16px;
}

.case-study-card {
  display: grid;
  gap: 10px;
  padding: 22px;
  background: rgba(255, 255, 255, 0.03);
}

.case-study-card h3 {
  margin: 0;
  font-size: 1.06rem;
  line-height: 1.35;
}

.case-study-card p {
  margin: 0;
  color: var(--text-muted);
  font-size: 0.92rem;
  line-height: 1.65;
}

.case-study-card .bi-en {
  font-size: 0.82rem;
  line-height: 1.55;
}

.case-study-card .card-title-en {
  color: #aeb7c5;
}

/* Footer */
.site-footer {
  padding: 0 0 48px;
}

.footer-shell {
  display: grid;
  grid-template-columns: minmax(0, 1.1fr) minmax(320px, 0.9fr);
  gap: 20px;
  padding-top: 22px;
  border-top: 1px solid var(--line);
  align-items: start;
}

.footer-brand-block {
  padding: 18px 0;
}

.footer-brand {
  display: flex;
  align-items: center;
  gap: 14px;
  font-size: 1.04rem;
  font-weight: 700;
}

.footer-brand img {
  width: 44px;
  border-radius: 12px;
}

.footer-brand span {
  display: inline-block;
  margin-top: 3px;
  color: var(--text-soft);
  font-size: 0.86rem;
  font-weight: 500;
}

.footer-copy {
  margin: 18px 0 0;
  max-width: 40rem;
  color: var(--text-muted);
}

.footer-brand-block .bi-en {
  margin-top: 10px;
}

.footer-card {
  padding: 24px;
}

.footer-location {
  margin: 12px 0 18px;
  color: var(--text-muted);
}

.footer-location strong {
  color: var(--text);
}

.footer-location span {
  display: block;
  margin-top: 5px;
  color: var(--text-soft);
  font-size: 0.88rem;
}

.footer-btn {
  width: fit-content;
}

.footer-note {
  margin: 18px 0 0;
  color: var(--text-soft);
  font-size: 0.82rem;
}

/* 响应式 */
@media (max-width: 1080px) {
  .about-layout,
  .case-overview,
  .footer-shell {
    grid-template-columns: 1fr;
  }

  .hero h1 {
    max-width: 820px;
    font-size: 3.65rem;
  }

  .story-panel,
  .story-panel-pathway .hero-feature-board,
  .insight-duo,
  .about-side,
  .checklist,
  .why-card .checklist,
  .case-study-grid,
  .process-grid {
    grid-template-columns: 1fr;
  }

  .story-panel {
    min-height: 0;
    padding: 72px 0;
  }

  .service-grid {
    grid-template-columns: repeat(2, minmax(0, 1fr));
  }

  .mini-card-grid,
  .metric-list {
    grid-template-columns: 1fr;
  }

  .case-promo-grid {
    grid-template-columns: repeat(3, minmax(0, 1fr));
  }
}

@media (max-width: 900px) {
  .nav-toggle {
    display: flex;
  }

  .nav-desktop {
    position: absolute;
    top: 100%;
    left: 0;
    right: 0;
    display: none;
    flex-direction: column;
    align-items: stretch;
    padding: 14px 20px 24px;
    background: rgba(9, 11, 17, 0.98);
    border-bottom: 1px solid var(--line);
  }

  .site-header.is-open .nav-desktop {
    display: flex;
  }

  section {
    padding: 72px 0;
  }

  .hero {
    padding-top: 56px;
  }

  .china-layout,
  .why-layout,
  .why-bridge {
    grid-template-columns: 1fr;
  }

  .hero-stats-grid {
    grid-template-columns: 1fr;
  }

  .service-grid {
    grid-template-columns: repeat(2, minmax(0, 1fr));
  }

  .case-promo-grid {
    grid-template-columns: repeat(2, minmax(0, 1fr));
  }

  .case-overview {
    grid-template-columns: 1fr;
  }

  .case-meta-row {
    justify-content: flex-start;
  }
}

@media (max-width: 640px) {
  body {
    font-size: 16px;
  }

  .wrap {
    width: min(100% - 24px, var(--max));
  }

  .header-inner {
    min-height: 74px;
  }

  .brand {
    font-size: 0.96rem;
  }

  .brand span {
    font-size: 0.76rem;
  }

  .hero h1 {
    max-width: none;
    font-size: 2.7rem;
  }

  .section-title,
  .story-copy h2 {
    font-size: 1.85rem;
  }

  .hero-focus,
  .hero-stat,
  .story-panel-pathway .board-row,
  .insight-copy,
  .info-card,
  .mini-card,
  .text-panel,
  .why-card,
  .process-card,
  .why-bridge,
  .mission-card,
  .case-study-card,
  .case-shell,
  .footer-card {
    padding-left: 18px;
    padding-right: 18px;
  }

  .service-grid,
  .case-promo-grid,
  .mini-card-grid {
    grid-template-columns: 1fr;
  }

  .service-card {
    padding: 20px;
  }
}