:root {
  --bg: #ffffff;
  --bg-soft: #ffffff;
  --surface: rgba(255, 255, 255, 0.92);
  --surface-strong: rgba(255, 255, 255, 0.98);
  --ink: #0a2340;
  --ink-soft: #54708d;
  --ink-inverse: #f5faff;
  --line: rgba(27, 91, 177, 0.12);
  --line-strong: rgba(27, 91, 177, 0.22);
  --deep: #072a56;
  --deep-soft: #0b4b98;
  --accent: #1a7cff;
  --accent-strong: #005fd6;
  --accent-cyan: #63d6ff;
  --accent-soft: rgba(26, 124, 255, 0.12);
  --shadow: 0 26px 72px rgba(10, 61, 132, 0.12);
  --shadow-strong: 0 26px 84px rgba(10, 61, 132, 0.18);
  --radius-xl: 36px;
  --radius-lg: 28px;
  --radius-md: 22px;
  --page-offset: clamp(18px, 3vw, 40px);
  --container: min(1480px, 80vw);
}

* {
  box-sizing: border-box;
}

html {
  scroll-behavior: smooth;
  scroll-padding-top: 96px;
}

body {
  margin: 0;
  color: var(--ink);
  font-family: "PingFang SC", "Hiragino Sans GB", "Microsoft YaHei", sans-serif;
  background:
    radial-gradient(circle at 12% 10%, rgba(26, 124, 255, 0.16), transparent 24%),
    radial-gradient(circle at 88% 12%, rgba(99, 214, 255, 0.14), transparent 22%),
    linear-gradient(180deg, #f6fbff 0%, #ffffff 35%, #ffffff 100%);
  padding-top: 124px;
}

body::before {
  content: "";
  position: fixed;
  inset: 0;
  pointer-events: none;
  background-image:
    linear-gradient(rgba(16, 88, 178, 0.04) 1px, transparent 1px),
    linear-gradient(90deg, rgba(16, 88, 178, 0.035) 1px, transparent 1px);
  background-size: 120px 120px;
  mask-image: linear-gradient(180deg, rgba(0, 0, 0, 0.3), transparent 84%);
}

body::after {
  content: "";
  position: fixed;
  right: -12vw;
  top: -16vh;
  width: 44vw;
  height: 44vw;
  pointer-events: none;
  background: radial-gradient(circle, rgba(26, 124, 255, 0.14), transparent 64%);
  filter: blur(18px);
}

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

p {
  margin: 0;
}

em {
  font-style: normal;
}

.page-shell {
  position: relative;
  padding-bottom: 30px;
}

.hero,
.section,
.site-footer {
  width: var(--container);
  margin: 0 auto;
}

.site-header {
  position: fixed;
  top: 0;
  left: 0;
  right: 0;
  width: 100%;
  margin: 0;
  z-index: 10;
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 24px;
  padding: 18px max(var(--page-offset), 10vw);
  margin-bottom: 26px;
  border-radius: 0;
  border-bottom: 1px solid rgba(26, 124, 255, 0.1);
  background: linear-gradient(180deg, rgba(255, 255, 255, 0.92), rgba(245, 250, 255, 0.84));
  backdrop-filter: blur(22px);
  box-shadow: 0 14px 40px rgba(10, 61, 132, 0.06);
}

.site-header::after {
  content: "";
  position: absolute;
  left: max(var(--page-offset), 10vw);
  right: max(var(--page-offset), 10vw);
  bottom: 0;
  height: 1px;
  background: linear-gradient(90deg, rgba(26, 124, 255, 0.04), rgba(26, 124, 255, 0.22), rgba(99, 214, 255, 0.12));
}

.brand {
  display: inline-flex;
  align-items: center;
  gap: 16px;
}

.brand-mark {
  width: 54px;
  height: 54px;
  display: grid;
  place-items: center;
  border-radius: 18px;
  border: 1px solid rgba(99, 214, 255, 0.34);
  background:
    radial-gradient(circle at 30% 25%, rgba(99, 214, 255, 0.68), transparent 34%),
    linear-gradient(135deg, #0d5ac8, #07397c);
  box-shadow:
    inset 0 1px 0 rgba(255, 255, 255, 0.24),
    0 14px 28px rgba(10, 61, 132, 0.22);
  color: var(--ink-inverse);
  font-size: 15px;
  font-weight: 700;
  letter-spacing: 0.14em;
}

.brand-copy {
  display: flex;
  flex-direction: column;
  gap: 4px;
}

.brand-copy strong {
  font-size: 20px;
  letter-spacing: 0.08em;
}

.brand-copy small,
.section-tag,
.mini-tag,
.hero-panel-head span,
.stat-card span,
.dark-card span,
.quote-label,
.culture-card span,
.contact-card span {
  color: var(--ink-soft);
  font-size: 12px;
  letter-spacing: 0.24em;
  text-transform: uppercase;
}

.site-nav {
  display: flex;
  align-items: center;
  gap: 24px;
  color: #345271;
  font-size: 14px;
}

.nav-toggle {
  display: none;
  align-items: center;
  justify-content: center;
  flex-direction: column;
  gap: 5px;
  width: 52px;
  height: 52px;
  padding: 0;
  border: 1px solid rgba(26, 124, 255, 0.14);
  border-radius: 18px;
  background: rgba(255, 255, 255, 0.76);
  color: var(--accent-strong);
  box-shadow:
    inset 0 0 0 1px rgba(255, 255, 255, 0.68),
    0 12px 28px rgba(10, 61, 132, 0.1);
  cursor: pointer;
  transition:
    transform 0.24s ease,
    box-shadow 0.24s ease,
    background-color 0.24s ease;
}

.nav-toggle:hover,
.nav-toggle:focus-visible {
  transform: translateY(-1px);
  box-shadow:
    inset 0 0 0 1px rgba(255, 255, 255, 0.82),
    0 16px 34px rgba(10, 61, 132, 0.14);
}

.nav-toggle span {
  width: 18px;
  height: 2px;
  border-radius: 999px;
  background: currentColor;
  transition: transform 0.24s ease, opacity 0.2s ease;
}

.site-nav a {
  position: relative;
  padding: 10px 14px;
  border-radius: 999px;
  transition:
    color 0.24s ease,
    background-color 0.24s ease,
    box-shadow 0.24s ease;
}

.site-nav a::after {
  display: none;
}

.site-nav a:hover,
.site-nav a:focus-visible {
  color: var(--accent-strong);
  background: rgba(26, 124, 255, 0.08);
  box-shadow: inset 0 0 0 1px rgba(26, 124, 255, 0.12);
}

.site-header.is-scrolled {
  box-shadow: 0 18px 44px rgba(10, 61, 132, 0.1);
}

.hero {
  position: relative;
  display: grid;
  grid-template-columns: minmax(0, 1.08fr) minmax(320px, 0.92fr);
  gap: 28px;
  padding: 44px 0 42px;
}

.hero::before {
  content: "";
  position: absolute;
  inset: 0 34% auto 0;
  height: 100%;
  border-radius: calc(var(--radius-xl) + 10px);
  background:
    linear-gradient(140deg, rgba(255, 255, 255, 0.98), rgba(244, 250, 255, 0.78)),
    linear-gradient(180deg, rgba(26, 124, 255, 0.08), transparent 58%);
  border: 1px solid rgba(26, 124, 255, 0.1);
  box-shadow: var(--shadow-strong);
  z-index: -1;
}

.hero::after {
  content: "";
  position: absolute;
  right: 18%;
  top: 4%;
  width: 260px;
  height: 260px;
  border-radius: 50%;
  background: radial-gradient(circle, rgba(26, 124, 255, 0.15), transparent 68%);
  filter: blur(6px);
  z-index: -1;
}

.hero-copy {
  padding: 58px 10px 52px 54px;
}

.hero-copy h1,
.section-heading h2,
.panel-quote h3,
.dark-card h3,
.panel-emphasis h3,
.culture-card h3,
.mission-card h2 {
  margin: 0;
  font-family: "PingFang SC", "Hiragino Sans GB", "Microsoft YaHei", sans-serif;
  font-weight: 700;
}

.hero-copy h1 {
  max-width: 13ch;
  margin-top: 18px;
  font-size: clamp(42px, 5vw, 70px);
  line-height: 1.08;
  letter-spacing: 0.01em;
}

.hero-lead {
  max-width: 640px;
  margin-top: 24px;
  color: var(--ink-soft);
  font-size: 17px;
  line-height: 1.95;
}

.eyebrow {
  display: inline-flex;
  align-items: center;
  width: fit-content;
  padding: 10px 14px;
  border-radius: 999px;
  border: 1px solid rgba(26, 124, 255, 0.14);
  background: rgba(26, 124, 255, 0.06);
  color: var(--accent-strong);
  font-size: 12px;
  letter-spacing: 0.22em;
  text-transform: uppercase;
  box-shadow: inset 0 0 0 1px rgba(255, 255, 255, 0.6);
}

.hero-actions {
  display: flex;
  flex-wrap: wrap;
  gap: 14px;
  margin-top: 32px;
}

.hero-highlights {
  display: grid;
  grid-template-columns: repeat(3, minmax(0, 1fr));
  gap: 14px;
  margin-top: 30px;
}

.hero-highlight {
  padding: 18px 18px 16px;
  border-radius: 20px;
  background: linear-gradient(180deg, rgba(255, 255, 255, 0.92), rgba(246, 251, 255, 0.84));
  border: 1px solid rgba(26, 124, 255, 0.08);
  box-shadow: 0 14px 30px rgba(10, 61, 132, 0.08);
}

.hero-highlight span,
.panel-headline span,
.detail-item span,
.metric-chip span,
.emphasis-cell span,
.mission-point span,
.hero-panel-note span,
.card-meta span {
  display: block;
  color: var(--accent-strong);
  font-size: 12px;
  letter-spacing: 0.18em;
  text-transform: uppercase;
}

.hero-highlight strong,
.detail-item strong,
.metric-chip strong,
.emphasis-cell strong,
.mission-point strong,
.contact-banner strong {
  display: block;
  margin-top: 10px;
  font-size: 18px;
  line-height: 1.5;
}

.hero-highlight p,
.detail-item p,
.metric-chip p,
.emphasis-cell p,
.mission-point p,
.hero-panel-note p,
.contact-card p,
.culture-foot,
.contact-banner span {
  margin-top: 10px;
  color: var(--ink-soft);
  font-size: 14px;
  line-height: 1.8;
}

.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  position: relative;
  overflow: hidden;
  min-width: 148px;
  padding: 15px 24px;
  border-radius: 999px;
  border: 1px solid transparent;
  font-weight: 600;
  transition:
    transform 0.24s ease,
    box-shadow 0.24s ease,
    border-color 0.24s ease,
    background-color 0.24s ease;
}

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

.btn-primary {
  color: var(--ink-inverse);
  background: linear-gradient(135deg, var(--accent-strong), var(--accent), var(--accent-cyan));
  box-shadow: 0 18px 38px rgba(26, 124, 255, 0.26);
}

.btn-secondary {
  color: var(--accent-strong);
  border-color: rgba(26, 124, 255, 0.14);
  background: rgba(255, 255, 255, 0.86);
  box-shadow: inset 0 0 0 1px rgba(255, 255, 255, 0.65);
}

.hero-panel {
  position: relative;
  overflow: hidden;
  padding: 28px;
  border-radius: calc(var(--radius-xl) + 6px);
  background:
    radial-gradient(circle at top right, rgba(99, 214, 255, 0.3), transparent 30%),
    linear-gradient(180deg, rgba(255, 255, 255, 0.07), transparent 32%),
    linear-gradient(180deg, #08356b, #082b57 58%, #061d3c);
  border: 1px solid rgba(125, 204, 255, 0.18);
  color: var(--ink-inverse);
  box-shadow: 0 34px 86px rgba(7, 43, 86, 0.28);
}

.hero-panel::before {
  content: "";
  position: absolute;
  inset: 0;
  background-image:
    linear-gradient(rgba(255, 255, 255, 0.06) 1px, transparent 1px),
    linear-gradient(90deg, rgba(255, 255, 255, 0.04) 1px, transparent 1px);
  background-size: 86px 86px;
  mask-image: linear-gradient(180deg, rgba(0, 0, 0, 0.34), transparent 88%);
}

.hero-panel::after {
  content: "";
  position: absolute;
  top: -18%;
  right: -12%;
  width: 260px;
  height: 260px;
  border-radius: 50%;
  background: radial-gradient(circle, rgba(99, 214, 255, 0.28), transparent 66%);
}

.hero-panel-head,
.hero-stats {
  position: relative;
  z-index: 1;
}

.hero-panel-head {
  display: flex;
  flex-direction: column;
  gap: 10px;
  margin-bottom: 24px;
}

.hero-panel-head span,
.hero-panel .stat-card span {
  color: rgba(238, 246, 255, 0.68);
}

.hero-panel-head strong {
  font-size: 28px;
  line-height: 1.5;
}

.hero-stats {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 14px;
}

.hero-panel-note {
  position: relative;
  z-index: 1;
  margin-top: 18px;
  padding-top: 18px;
  border-top: 1px solid rgba(174, 225, 255, 0.16);
}

.hero-panel-note span {
  color: rgba(238, 246, 255, 0.68);
}

.hero-panel-note p {
  color: rgba(238, 246, 255, 0.76);
}

.stat-card {
  padding: 22px 20px;
  border-radius: var(--radius-md);
  background: linear-gradient(180deg, rgba(255, 255, 255, 0.12), rgba(255, 255, 255, 0.05));
  border: 1px solid rgba(174, 225, 255, 0.16);
  backdrop-filter: blur(18px);
}

.stat-card strong {
  display: block;
  margin-top: 12px;
  font-family: "Iowan Old Style", "Palatino Linotype", "Book Antiqua", "Songti SC", serif;
  font-size: 34px;
  font-weight: 600;
  line-height: 1.1;
}

.stat-card p {
  margin-top: 10px;
  color: rgba(238, 246, 255, 0.76);
  line-height: 1.7;
  font-size: 14px;
}

.section {
  padding: 84px 0 0;
}

.section-heading {
  display: grid;
  gap: 14px;
  margin-bottom: 32px;
  padding-left: 0;
  border-left: 0;
}

.section-tag,
.mini-tag {
  display: inline-flex;
  align-items: center;
  width: fit-content;
  padding: 8px 14px;
  border-radius: 999px;
  border: 1px solid rgba(26, 124, 255, 0.14);
  background: rgba(26, 124, 255, 0.06);
  color: var(--accent-strong);
  box-shadow: inset 0 0 0 1px rgba(255, 255, 255, 0.8);
}

.section-heading::after {
  content: "";
  width: 88px;
  height: 2px;
  background: linear-gradient(90deg, var(--accent), rgba(99, 214, 255, 0.2));
}

.section-heading h2 {
  max-width: 18ch;
  font-size: clamp(30px, 4vw, 48px);
  line-height: 1.35;
  letter-spacing: 0.02em;
}

.panel-headline {
  display: grid;
  gap: 10px;
  margin-bottom: 18px;
}

.panel-headline strong {
  font-size: 24px;
  line-height: 1.55;
}

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

.detail-item,
.metric-chip,
.emphasis-cell,
.mission-point {
  padding: 18px;
  border-radius: 20px;
  border: 1px solid rgba(26, 124, 255, 0.08);
  background: rgba(255, 255, 255, 0.72);
}

.quote-tags,
.culture-points {
  display: flex;
  flex-wrap: wrap;
  gap: 10px;
  margin-top: 20px;
}

.quote-tags span,
.culture-points b {
  display: inline-flex;
  align-items: center;
  padding: 8px 12px;
  border-radius: 999px;
  border: 1px solid rgba(26, 124, 255, 0.12);
  background: rgba(26, 124, 255, 0.06);
  color: var(--accent-strong);
  font-size: 12px;
  font-weight: 600;
  letter-spacing: 0.08em;
}

.foundation-grid,
.team-layout,
.contact-grid {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 22px;
}

.panel,
.contact-card,
.culture-card,
.dark-card,
.mission-card {
  position: relative;
  overflow: hidden;
  border-radius: var(--radius-lg);
  box-shadow: var(--shadow);
  transition:
    transform 0.26s ease,
    box-shadow 0.26s ease,
    border-color 0.26s ease;
}

.panel,
.contact-card,
.culture-card {
  background:
    linear-gradient(180deg, rgba(255, 255, 255, 0.98), rgba(247, 251, 255, 0.92)),
    var(--surface);
  border: 1px solid rgba(26, 124, 255, 0.1);
  backdrop-filter: blur(14px);
}

.panel::before,
.contact-card::before,
.culture-card::before,
.mission-card::before {
  content: "";
  position: absolute;
  left: 0;
  right: 0;
  top: 0;
  height: 1px;
  background: linear-gradient(90deg, rgba(26, 124, 255, 0.04), rgba(26, 124, 255, 0.26), rgba(99, 214, 255, 0.12));
}

.panel:hover,
.contact-card:hover,
.culture-card:hover,
.mission-card:hover {
  transform: translateY(-4px);
  box-shadow: var(--shadow-strong);
  border-color: rgba(26, 124, 255, 0.18);
}

.panel {
  padding: 30px;
}

.panel-soft {
  display: grid;
  gap: 18px;
}

.panel-soft p,
.panel-quote p,
.dark-card p,
.timeline-item p,
.panel-emphasis p,
.culture-card p,
.mission-card p,
.contact-card strong {
  color: var(--ink-soft);
  line-height: 1.9;
  font-size: 16px;
}

.foundation-facts {
  margin-top: 12px;
}

.panel-quote {
  padding: 34px;
  background:
    radial-gradient(circle at top right, rgba(99, 214, 255, 0.12), transparent 32%),
    linear-gradient(150deg, rgba(255, 255, 255, 0.98), rgba(243, 249, 255, 0.92)),
    var(--surface);
}

.panel-quote h3 {
  margin-top: 14px;
  font-size: 34px;
  line-height: 1.5;
}

.panel-quote p:last-child {
  margin-top: 16px;
}

.section-dark {
  padding: 92px 34px 44px;
}

.section-dark .section-heading h2,
.section-dark .section-tag {
  color: var(--ink-inverse);
}

.section-dark .section-heading {
  margin-bottom: 34px;
}

.section-dark .section-tag,
.section-dark .mini-tag {
  color: var(--ink-inverse);
  border-color: rgba(174, 225, 255, 0.18);
  background: rgba(255, 255, 255, 0.08);
  box-shadow: none;
}

.section-dark .section-heading::after {
  background: linear-gradient(90deg, rgba(99, 214, 255, 0.88), rgba(99, 214, 255, 0.14));
}

.section-dark {
  position: relative;
  overflow: hidden;
  width: var(--container);
  margin-top: 44px;
  border-radius: 36px;
  background:
    radial-gradient(circle at top right, rgba(99, 214, 255, 0.24), transparent 28%),
    linear-gradient(180deg, rgba(255, 255, 255, 0.04), transparent 22%),
    linear-gradient(180deg, #072a56, #0a3870 46%, #08254c);
  border: 1px solid rgba(125, 204, 255, 0.14);
  box-shadow: 0 34px 90px rgba(7, 43, 86, 0.26);
  margin-left: auto;
  margin-right: auto;
}

.section-dark::before {
  content: "";
  position: absolute;
  inset: 0;
  background-image:
    linear-gradient(rgba(255, 255, 255, 0.05) 1px, transparent 1px),
    linear-gradient(90deg, rgba(255, 255, 255, 0.04) 1px, transparent 1px);
  background-size: 110px 110px;
  mask-image: linear-gradient(180deg, rgba(0, 0, 0, 0.38), transparent 92%);
}

.section-dark::after {
  content: "";
  position: absolute;
  width: 420px;
  height: 420px;
  top: -24%;
  right: -6%;
  border-radius: 50%;
  background: radial-gradient(circle, rgba(99, 214, 255, 0.2), transparent 68%);
}

.section-dark > * {
  position: relative;
  z-index: 1;
}

.section-dark .section-heading,
.section-dark .business-grid {
  width: auto;
  margin-left: 0;
  margin-right: 0;
}

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

.card-meta {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 12px;
  margin-bottom: 14px;
}

.card-meta em {
  color: rgba(245, 250, 255, 0.54);
  font-size: 12px;
  letter-spacing: 0.14em;
  text-transform: uppercase;
}

.dark-card {
  padding: 28px;
  border: 1px solid rgba(174, 225, 255, 0.14);
  background: linear-gradient(180deg, rgba(255, 255, 255, 0.1), rgba(255, 255, 255, 0.05));
  backdrop-filter: blur(16px);
}

.dark-card::before {
  content: "";
  position: absolute;
  left: 0;
  right: 0;
  top: 0;
  height: 1px;
  background: linear-gradient(90deg, rgba(255, 255, 255, 0.04), rgba(99, 214, 255, 0.26), rgba(255, 255, 255, 0.04));
}

.dark-card:hover {
  transform: translateY(-4px);
  box-shadow: 0 24px 56px rgba(0, 0, 0, 0.18);
}

.dark-card span {
  color: rgba(238, 246, 255, 0.6);
}

.dark-card h3 {
  margin-top: 14px;
  color: var(--ink-inverse);
  font-size: 28px;
  line-height: 1.5;
}

.dark-card p {
  margin-top: 16px;
  color: rgba(238, 246, 255, 0.76);
}

.micro-list {
  margin: 20px 0 0;
  padding: 0;
  list-style: none;
  display: grid;
  gap: 10px;
}

.micro-list li {
  position: relative;
  padding-left: 16px;
  color: rgba(238, 246, 255, 0.8);
  line-height: 1.75;
  font-size: 14px;
}

.micro-list li::before {
  content: "";
  position: absolute;
  left: 0;
  top: 10px;
  width: 6px;
  height: 6px;
  border-radius: 50%;
  background: linear-gradient(135deg, var(--accent-cyan), rgba(255, 255, 255, 0.96));
  box-shadow: 0 0 0 4px rgba(99, 214, 255, 0.08);
}

.panel-timeline {
  display: grid;
  gap: 20px;
  padding: 34px 30px;
}

.timeline-item {
  position: relative;
  padding-left: 24px;
}

.timeline-item::before {
  content: "";
  position: absolute;
  left: 0;
  top: 8px;
  bottom: 8px;
  width: 2px;
  background: linear-gradient(180deg, rgba(26, 124, 255, 0.86), rgba(26, 124, 255, 0.12));
}

.timeline-item span {
  display: inline-block;
  margin-bottom: 8px;
  color: var(--ink);
  font-weight: 600;
}

.team-inline-metrics,
.emphasis-grid {
  display: grid;
  grid-template-columns: repeat(3, minmax(0, 1fr));
  gap: 14px;
  margin-top: 8px;
}

.panel-emphasis {
  display: flex;
  flex-direction: column;
  justify-content: center;
  padding: 34px;
  background:
    radial-gradient(circle at top left, rgba(26, 124, 255, 0.14), transparent 36%),
    linear-gradient(180deg, rgba(255, 255, 255, 0.98), rgba(243, 249, 255, 0.92));
}

.panel-emphasis h3 {
  margin-top: 14px;
  font-size: 34px;
  line-height: 1.45;
}

.panel-emphasis p {
  margin-top: 16px;
}

.culture-grid {
  display: grid;
  grid-template-columns: 1.15fr 1fr 1fr;
  gap: 18px;
}

.culture-card {
  min-height: 240px;
  padding: 30px;
}

.culture-card-wide {
  background:
    radial-gradient(circle at top left, rgba(26, 124, 255, 0.14), transparent 34%),
    var(--surface-strong);
}

.culture-card h3 {
  margin-top: 14px;
  font-size: 32px;
  line-height: 1.45;
}

.culture-card p {
  margin-top: 16px;
}

.culture-foot {
  padding-top: 16px;
  border-top: 1px solid rgba(26, 124, 255, 0.08);
}

.mission {
  padding-top: 96px;
}

.mission-card {
  display: grid;
  grid-template-columns: minmax(0, 0.95fr) minmax(0, 1.05fr);
  gap: 20px;
  padding: 54px 58px;
  text-align: left;
  background:
    radial-gradient(circle at top left, rgba(26, 124, 255, 0.14), transparent 28%),
    linear-gradient(180deg, rgba(255, 255, 255, 0.98), rgba(243, 249, 255, 0.92));
  border: 1px solid rgba(26, 124, 255, 0.12);
}

.mission-copy {
  display: grid;
  align-content: start;
  gap: 14px;
}

.mission-grid {
  display: grid;
  gap: 14px;
}

.mission-card h2 {
  max-width: 18ch;
  margin: 14px 0 0;
  font-size: clamp(32px, 4vw, 50px);
  line-height: 1.45;
}

.mission-card p:last-child {
  max-width: 760px;
  margin: 20px 0 0;
}

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

.contact-card {
  display: flex;
  flex-direction: column;
  gap: 16px;
  padding: 28px;
}

.contact-card strong {
  color: var(--ink);
  font-weight: 600;
  font-size: 20px;
  line-height: 1.65;
}

.contact-banner {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 20px;
  margin-top: 20px;
  padding: 22px 26px;
  border-radius: 24px;
  border: 1px solid rgba(26, 124, 255, 0.1);
  background: linear-gradient(180deg, rgba(255, 255, 255, 0.98), rgba(243, 249, 255, 0.92));
  box-shadow: 0 18px 44px rgba(10, 61, 132, 0.08);
}

.contact-banner-tag {
  flex-shrink: 0;
  display: inline-flex;
  align-items: center;
  justify-content: center;
  min-height: 46px;
  padding: 12px 18px;
  border-radius: 999px;
  border: 1px solid rgba(26, 124, 255, 0.12);
  background: rgba(26, 124, 255, 0.06);
  color: var(--accent-strong);
  font-size: 13px;
  font-weight: 600;
  letter-spacing: 0.12em;
}

.site-footer {
  display: flex;
  align-items: center;
  justify-content: flex-start;
  gap: 16px;
  padding: 34px 0 12px;
  color: var(--ink-soft);
  font-size: 14px;
}

.back-to-top {
  position: fixed;
  right: clamp(16px, 4vw, 30px);
  bottom: clamp(18px, 4vw, 30px);
  z-index: 12;
  display: inline-flex;
  align-items: center;
  justify-content: center;
  width: 56px;
  height: 56px;
  padding: 0;
  border: 0;
  border-radius: 50%;
  background: linear-gradient(135deg, var(--accent-strong), var(--accent), var(--accent-cyan));
  box-shadow: 0 22px 42px rgba(26, 124, 255, 0.3);
  color: var(--ink-inverse);
  font-size: 26px;
  line-height: 1;
  cursor: pointer;
  opacity: 0;
  pointer-events: none;
  transform: translateY(18px) scale(0.92);
  transition:
    opacity 0.24s ease,
    transform 0.24s ease,
    box-shadow 0.24s ease;
}

.back-to-top:hover,
.back-to-top:focus-visible {
  box-shadow: 0 26px 48px rgba(26, 124, 255, 0.38);
}

.back-to-top.is-visible {
  opacity: 1;
  pointer-events: auto;
  transform: translateY(0) scale(1);
}

@media (max-width: 1080px) {
  .hero,
  .foundation-grid,
  .team-layout,
  .culture-grid,
  .contact-grid,
  .business-grid {
    grid-template-columns: 1fr;
  }

  .hero-highlights,
  .detail-grid,
  .team-inline-metrics,
  .emphasis-grid,
  .mission-card {
    grid-template-columns: 1fr;
  }

  .hero-copy {
    padding: 34px 24px 24px 28px;
  }

  .hero::before {
    inset: 0;
  }

  .section-dark .section-heading,
  .section-dark .business-grid {
    margin-left: 0;
    margin-right: 0;
  }

  .section-dark {
    padding-left: 24px;
    padding-right: 24px;
  }

  .section-heading h2,
  .mission-card h2 {
    max-width: none;
  }

  .contact-banner {
    flex-direction: column;
    align-items: flex-start;
  }
}

@media (max-width: 860px) {
  :root {
    --container: calc(100% - 24px);
  }

  body {
    padding-top: 108px;
  }

  body.nav-open {
    overflow: hidden;
  }

  .site-header {
    position: fixed;
    display: grid;
    grid-template-columns: minmax(0, 1fr) auto;
    align-items: center;
    gap: 14px;
    padding: 14px 12px;
  }

  .site-header::after {
    left: 12px;
    right: 12px;
  }

  .site-header.nav-open {
    box-shadow: 0 20px 50px rgba(10, 61, 132, 0.14);
  }

  .brand {
    min-width: 0;
    gap: 12px;
  }

  .brand-mark {
    width: 48px;
    height: 48px;
    border-radius: 16px;
    font-size: 14px;
  }

  .brand-copy {
    min-width: 0;
  }

  .brand-copy strong {
    font-size: 18px;
    letter-spacing: 0.04em;
  }

  .brand-copy small {
    max-width: 100%;
    font-size: 10px;
    letter-spacing: 0.12em;
    white-space: nowrap;
    overflow: hidden;
    text-overflow: ellipsis;
  }

  .nav-toggle {
    display: inline-flex;
  }

  .site-header.nav-open .nav-toggle span:nth-child(1) {
    transform: translateY(7px) rotate(45deg);
  }

  .site-header.nav-open .nav-toggle span:nth-child(2) {
    opacity: 0;
  }

  .site-header.nav-open .nav-toggle span:nth-child(3) {
    transform: translateY(-7px) rotate(-45deg);
  }

  .site-nav {
    grid-column: 1 / -1;
    display: grid;
    grid-template-columns: 1fr;
    gap: 10px;
    width: 100%;
    max-height: 0;
    margin-top: 0;
    overflow: hidden;
    opacity: 0;
    padding-top: 0;
    pointer-events: none;
    transform: translateY(-8px);
    transition:
      max-height 0.32s ease,
      opacity 0.24s ease,
      transform 0.24s ease,
      padding-top 0.24s ease;
  }

  .site-header.nav-open .site-nav {
    max-height: 360px;
    opacity: 1;
    padding-top: 8px;
    pointer-events: auto;
    transform: translateY(0);
  }

  .site-nav a {
    display: flex;
    align-items: center;
    justify-content: center;
    min-height: 48px;
    padding: 14px 16px;
    border: 1px solid rgba(26, 124, 255, 0.1);
    border-radius: 18px;
    background: rgba(255, 255, 255, 0.86);
    box-shadow: 0 12px 24px rgba(10, 61, 132, 0.06);
  }

  .hero {
    padding-top: 12px;
  }

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

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

  .panel-quote h3,
  .panel-emphasis h3,
  .culture-card h3,
  .dark-card h3 {
    font-size: 28px;
  }
}

@media (max-width: 640px) {
  :root {
    --page-offset: 12px;
    --container: calc(100% - 24px);
    --radius-xl: 28px;
    --radius-lg: 22px;
    --radius-md: 18px;
  }

  body {
    padding-top: 100px;
  }

  .section-dark {
    padding-left: 16px;
    padding-right: 16px;
    border-radius: 24px;
  }

  .hero-copy {
    padding: 28px 18px 18px;
  }

  .hero-copy h1 {
    font-size: 36px;
  }

  .hero-lead,
  .panel-soft p,
  .panel-quote p,
  .dark-card p,
  .timeline-item p,
  .panel-emphasis p,
  .culture-card p,
  .mission-card p,
  .contact-card strong {
    font-size: 15px;
  }

  .hero-panel,
  .panel,
  .dark-card,
  .culture-card,
  .contact-card,
  .mission-card {
    padding: 22px;
  }

  .panel-headline strong,
  .hero-highlight strong,
  .detail-item strong,
  .metric-chip strong,
  .emphasis-cell strong,
  .mission-point strong,
  .contact-banner strong {
    font-size: 17px;
  }

  .mission-card {
    text-align: left;
  }

  .site-footer {
    flex-direction: column;
    align-items: flex-start;
    padding-top: 28px;
  }

  .back-to-top {
    width: 52px;
    height: 52px;
    font-size: 24px;
  }
}

@media (prefers-reduced-motion: reduce) {
  html {
    scroll-behavior: auto;
  }

  .nav-toggle,
  .nav-toggle span,
  .site-nav,
  .site-nav a,
  .site-header,
  .back-to-top {
    transition: none;
  }
}