/* ========================================
   Foutbit Labs — Design System v4
   ======================================== */
:root {
  --brand-name: 'Foutbit Labs';
  --bg: #050812;
  --bg-soft: #08111f;
  --card: rgba(12, 20, 35, 0.72);
  --card-strong: rgba(15, 26, 45, 0.92);
  --border: rgba(255, 255, 255, 0.08);
  --border-strong: rgba(240, 185, 11, 0.28);
  --text-main: #eef3ff;
  --text-muted: #8e9bb2;
  --text-soft: #66748a;
  --gold: #f0b90b;
  --gold-2: #fcd535;
  --cyan: #22d3ee;
  --green: #14f195;

  --container-max: 1200px;
  --header-height: 72px;
  --section-y: clamp(100px, 9vw, 120px);
  --section-y-mobile: clamp(64px, 12vw, 80px);

  --gap-sm: 14px;
  --gap-md: 24px;
  --gap-lg: 40px;
  --gap-xl: 56px;

  --radius-sm: 6px;
  --radius-md: 10px;
  --radius-lg: 14px;
  --radius-xl: 18px;

  --font-sans: 'Inter', 'PingFang SC', 'Microsoft YaHei', 'Noto Sans SC', sans-serif;
  --font-mono: 'JetBrains Mono', 'Fira Code', monospace;
  --ease: 0.22s ease;
}

*, *::before, *::after { box-sizing: border-box; margin: 0; padding: 0; }

html { scroll-behavior: smooth; font-size: 17px; }

body {
  font-family: var(--font-sans);
  background: var(--bg);
  color: var(--text-main);
  line-height: 1.6;
  overflow-x: hidden;
  -webkit-font-smoothing: antialiased;
}

body::before {
  content: '';
  position: fixed;
  inset: 0;
  z-index: -2;
  pointer-events: none;
  background:
    radial-gradient(ellipse 60% 50% at 8% 5%, rgba(240, 185, 11, 0.09), transparent 62%),
    radial-gradient(ellipse 55% 45% at 94% 12%, rgba(34, 211, 238, 0.06), transparent 58%),
    linear-gradient(180deg, var(--bg) 0%, var(--bg-soft) 42%, var(--bg) 100%);
}

body::after {
  content: '';
  position: fixed;
  inset: 0;
  z-index: -1;
  pointer-events: none;
  background-image:
    linear-gradient(rgba(255, 255, 255, 0.035) 1px, transparent 1px),
    linear-gradient(90deg, rgba(255, 255, 255, 0.035) 1px, transparent 1px);
  background-size: 80px 80px;
  mask-image: linear-gradient(180deg, rgba(0,0,0,0.48) 0%, rgba(0,0,0,0.1) 48%, transparent 100%);
  -webkit-mask-image: linear-gradient(180deg, rgba(0,0,0,0.48) 0%, rgba(0,0,0,0.1) 48%, transparent 100%);
}

.nowrap { white-space: nowrap; }

/* Language-specific typography */
body.lang-en .hero__title {
  max-width: 680px;
  font-size: clamp(2.25rem, 4.6vw, 3.375rem);
  letter-spacing: -0.035em;
}

body.lang-zh .hero__title {
  max-width: 580px;
  font-size: clamp(2rem, 4.2vw, 2.875rem);
  line-height: 1.28;
  letter-spacing: 0.01em;
}

body.lang-zh .hero__subtitle,
body.lang-zh .section__subtitle,
body.lang-zh .service-card__desc,
body.lang-zh .arch-node__desc,
body.lang-zh .use-case__desc,
body.lang-zh .capability__desc,
body.lang-zh .cta__subtitle { line-height: 1.7; }

body.lang-en .section__title { letter-spacing: -0.03em; }
body.lang-en .section__header--left { max-width: 800px; }
body.lang-zh .section__header--left { max-width: 720px; }

img { max-width: 100%; display: block; }
a { color: inherit; text-decoration: none; }
ul, dl { list-style: none; }
button { font: inherit; cursor: pointer; border: none; background: none; }

.container {
  width: 100%;
  max-width: var(--container-max);
  margin: 0 auto;
  padding: 0 28px;
}

.section { padding: var(--section-y) 0; }

.section__header {
  max-width: 780px;
  margin: 0 auto var(--gap-xl);
  text-align: center;
}

.section__header--left {
  text-align: left;
  margin-left: 0;
  margin-right: 0;
}

.section__header--compact { margin-bottom: var(--gap-lg); }
.section__header--flush { margin-bottom: var(--gap-lg); }

.section__title {
  font-size: clamp(1.875rem, 3.5vw, 2.5rem);
  font-weight: 700;
  color: var(--text-main);
  margin-bottom: var(--gap-sm);
}

.section__subtitle {
  font-size: 1.0625rem;
  color: var(--text-muted);
  line-height: 1.75;
  max-width: 700px;
}

.section__header--left .section__subtitle { margin: 0; }

/* Buttons */
.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  padding: 12px 26px;
  font-size: 0.9375rem;
  font-weight: 600;
  border-radius: var(--radius-md);
  transition: transform var(--ease), background var(--ease), border-color var(--ease), color var(--ease);
  white-space: nowrap;
}

.btn--lg { min-height: 46px; padding: 14px 30px; font-size: 1rem; }
.btn--header { min-height: 42px; padding: 10px 22px; font-size: 0.875rem; }

.btn--primary {
  background: linear-gradient(180deg, var(--gold-2) 0%, var(--gold) 100%);
  color: #0a0e17;
  border: 1px solid rgba(240, 185, 11, 0.35);
}

.btn--primary:hover { transform: translateY(-2px); }

.btn--ghost {
  background: rgba(255, 255, 255, 0.02);
  color: var(--text-main);
  border: 1px solid var(--border);
}

.btn--ghost:hover {
  transform: translateY(-2px);
  border-color: rgba(255, 255, 255, 0.16);
  background: rgba(255, 255, 255, 0.04);
}

.btn--code {
  padding: 6px 14px;
  font-size: 0.8125rem;
  font-weight: 500;
  color: var(--text-muted);
  background: rgba(255, 255, 255, 0.04);
  border: 1px solid var(--border);
  border-radius: var(--radius-sm);
}

.btn--code:hover { color: var(--gold); border-color: var(--border-strong); }
.btn--code.is-copied { color: var(--cyan); border-color: rgba(34, 211, 238, 0.35); }

/* Logo */
.logo {
  display: inline-flex;
  align-items: center;
  gap: 13px;
  font-size: 1.25rem;
  letter-spacing: -0.02em;
  color: var(--text-main);
}

.logo__icon {
  flex-shrink: 0;
  width: 36px;
  height: 36px;
  display: flex;
  align-items: center;
  justify-content: center;
}

.logo__icon svg { width: 36px; height: 36px; display: block; }

.logo--footer .logo__icon svg { width: 32px; height: 32px; }

.logo__text {
  display: inline-flex;
  align-items: baseline;
  color: var(--text-main);
}

.logo__name { font-weight: 700; }

.logo__labs {
  margin-left: 0.32em;
  font-weight: 500;
  letter-spacing: -0.01em;
}

/* Header */
.header {
  position: fixed;
  inset: 0 0 auto;
  z-index: 1000;
  height: var(--header-height);
  border-bottom: 1px solid transparent;
  transition: background var(--ease), border-color var(--ease), backdrop-filter var(--ease);
}

.header--scrolled {
  background: rgba(5, 8, 18, 0.86);
  backdrop-filter: blur(14px);
  -webkit-backdrop-filter: blur(14px);
  border-bottom-color: var(--border);
}

.header__inner {
  display: flex;
  align-items: center;
  justify-content: space-between;
  height: 100%;
  gap: var(--gap-md);
}

.nav__list { display: flex; align-items: center; gap: 36px; }

.nav__link {
  font-size: 0.875rem;
  font-weight: 500;
  color: var(--text-muted);
  transition: color var(--ease);
}

.nav__link:hover { color: var(--text-main); }

.nav__link--active {
  color: var(--gold);
}

.header__actions { display: flex; align-items: center; gap: var(--gap-sm); }

.lang-switch {
  display: flex;
  align-items: center;
  gap: 4px;
  padding: 5px 8px;
  border: 1px solid var(--border);
  border-radius: var(--radius-sm);
  background: rgba(255, 255, 255, 0.02);
}

.lang-switch__btn {
  padding: 4px 10px;
  font-size: 0.8125rem;
  font-weight: 500;
  color: var(--text-soft);
  border-radius: 4px;
  transition: color var(--ease), background var(--ease);
}

.lang-switch__btn:hover { color: var(--text-main); }
.lang-switch__btn--active { color: var(--gold); background: rgba(240, 185, 11, 0.1); }
.lang-switch__sep { color: var(--text-soft); font-size: 0.75rem; opacity: 0.5; }

.menu-toggle {
  display: none;
  flex-direction: column;
  justify-content: center;
  gap: 5px;
  width: 42px;
  height: 42px;
  padding: 10px;
  border-radius: var(--radius-sm);
}

.menu-toggle:hover { background: rgba(255, 255, 255, 0.04); }

.menu-toggle__bar {
  display: block;
  width: 100%;
  height: 2px;
  background: var(--text-main);
  border-radius: 1px;
  transition: transform var(--ease), opacity var(--ease);
}

.menu-toggle--active .menu-toggle__bar:nth-child(1) { transform: translateY(7px) rotate(45deg); }
.menu-toggle--active .menu-toggle__bar:nth-child(2) { opacity: 0; }
.menu-toggle--active .menu-toggle__bar:nth-child(3) { transform: translateY(-7px) rotate(-45deg); }

/* Hero */
.hero {
  position: relative;
  min-height: clamp(680px, 94vh, 760px);
  padding-top: calc(var(--header-height) + 56px);
  padding-bottom: 44px;
  display: flex;
  align-items: center;
  overflow: hidden;
}

.hero__glow {
  position: absolute;
  border-radius: 50%;
  pointer-events: none;
  filter: blur(90px);
}

.hero__glow--gold {
  width: 500px;
  height: 500px;
  top: 2%;
  left: -12%;
  background: rgba(240, 185, 11, 0.1);
}

.hero__glow--cyan {
  width: 440px;
  height: 440px;
  top: 6%;
  right: -10%;
  background: rgba(34, 211, 238, 0.07);
}

.hero__inner {
  display: grid;
  grid-template-columns: 50% 50%;
  gap: var(--gap-lg);
  align-items: center;
  width: 100%;
}

.hero__eyebrow {
  display: inline-block;
  margin-bottom: 20px;
  padding: 6px 14px;
  font-size: 0.8125rem;
  font-weight: 600;
  letter-spacing: 0.06em;
  text-transform: uppercase;
  color: var(--gold);
  background: rgba(240, 185, 11, 0.08);
  border: 1px solid rgba(240, 185, 11, 0.18);
  border-radius: 100px;
}

.hero__title {
  font-weight: 800;
  line-height: 1.12;
  margin-bottom: 22px;
}

.hero__subtitle {
  max-width: 580px;
  font-size: 1.125rem;
  color: var(--text-muted);
  line-height: 1.75;
  margin-bottom: 34px;
}

body.lang-en .hero__subtitle { max-width: 620px; }

.hero__actions {
  display: flex;
  flex-wrap: wrap;
  gap: var(--gap-sm);
  margin-bottom: 34px;
}

.hero__trust {
  display: flex;
  flex-wrap: wrap;
  gap: 14px 24px;
}

.hero__trust li {
  position: relative;
  padding-left: 16px;
  font-size: 0.9375rem;
  color: var(--text-soft);
}

.hero__trust li::before {
  content: '';
  position: absolute;
  left: 0;
  top: 0.55em;
  width: 6px;
  height: 6px;
  border-radius: 50%;
  background: var(--gold);
  opacity: 0.75;
}

/* Console */
.hero__panel {
  width: 100%;
  display: flex;
  justify-content: flex-end;
}

.console {
  width: 100%;
  max-width: 600px;
  min-height: 340px;
  background: var(--card-strong);
  border: 1px solid var(--border);
  border-radius: var(--radius-xl);
  overflow: hidden;
  box-shadow: 0 32px 80px rgba(0, 0, 0, 0.42);
  display: flex;
  flex-direction: column;
}

.console__bar {
  display: flex;
  align-items: center;
  gap: 8px;
  padding: 15px 20px;
  background: rgba(0, 0, 0, 0.32);
  border-bottom: 1px solid var(--border);
  flex-shrink: 0;
}

.console__dot { width: 10px; height: 10px; border-radius: 50%; }
.console__dot--red { background: #ef4444; }
.console__dot--amber { background: #f59e0b; }
.console__dot--green { background: #22c55e; }

.console__bar-title {
  margin-left: 8px;
  font-family: var(--font-mono);
  font-size: 0.875rem;
  color: var(--text-muted);
}

.console__bar-status {
  margin-left: auto;
  display: flex;
  align-items: center;
  gap: 8px;
  font-family: var(--font-mono);
  font-size: 0.8125rem;
  color: var(--green);
}

.console__status-dot {
  width: 7px;
  height: 7px;
  border-radius: 50%;
  background: var(--green);
  box-shadow: 0 0 5px rgba(20, 241, 149, 0.35);
}

.console__body {
  flex: 1;
  padding: 24px 22px 26px;
  display: flex;
  flex-direction: column;
}

.console__metrics {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 10px;
  margin-bottom: 24px;
  padding-bottom: 22px;
  border-bottom: 1px solid var(--border);
}

.console__metric {
  padding: 12px 8px;
  background: rgba(255, 255, 255, 0.02);
  border: 1px solid var(--border);
  border-radius: var(--radius-sm);
  text-align: center;
}

.console__metric-label {
  display: block;
  margin-bottom: 7px;
  font-family: var(--font-mono);
  font-size: 0.625rem;
  color: var(--text-soft);
  line-height: 1.35;
}

.console__metric-value {
  display: block;
  font-size: 0.8125rem;
  font-weight: 600;
  color: var(--text-main);
}

.console__metric-value--ok { color: var(--green); }

.console__section-label {
  margin-bottom: 18px;
  font-family: var(--font-mono);
  font-size: 0.8125rem;
  font-weight: 500;
  letter-spacing: 0.06em;
  text-transform: uppercase;
  color: var(--text-soft);
}

.console__pipeline {
  flex: 1;
  display: grid;
  grid-template-columns: 1fr auto 1fr auto 1fr auto 1fr;
  align-items: center;
}

.pipeline-step__node {
  padding: 20px 12px;
  background: rgba(255, 255, 255, 0.02);
  border: 1px solid var(--border);
  border-radius: var(--radius-md);
  text-align: center;
}

.pipeline-step--active .pipeline-step__node {
  border-color: var(--border-strong);
  background: rgba(240, 185, 11, 0.07);
}

.pipeline-step--core .pipeline-step__node {
  border-color: rgba(34, 211, 238, 0.28);
  background: rgba(34, 211, 238, 0.05);
}

.pipeline-step--chain .pipeline-step__node {
  border-color: rgba(34, 211, 238, 0.22);
  background: rgba(34, 211, 238, 0.04);
}

.pipeline-step__name {
  display: block;
  font-size: 0.875rem;
  font-weight: 600;
  line-height: 1.35;
  color: var(--text-main);
}

.pipeline-connector {
  width: 30px;
  display: flex;
  align-items: center;
  justify-content: center;
}

.pipeline-connector span {
  display: block;
  width: 100%;
  height: 1px;
  background: linear-gradient(90deg, var(--border), rgba(240, 185, 11, 0.28), var(--border));
  position: relative;
}

.pipeline-connector span::after {
  content: '';
  position: absolute;
  right: -1px;
  top: 50%;
  transform: translateY(-50%);
  width: 4px;
  height: 4px;
  border-radius: 50%;
  background: var(--gold);
  opacity: 0.6;
}

/* Capabilities */
.capabilities { padding: 0 0 16px; margin-top: -8px; }

.capabilities__track {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 1px;
  padding: 5px;
  border: 1px solid var(--border);
  border-radius: var(--radius-lg);
  background: rgba(255, 255, 255, 0.04);
}

.capability {
  display: flex;
  gap: 16px;
  padding: 26px 22px;
  background: var(--card);
}

.capability:first-child { border-radius: calc(var(--radius-lg) - 2px) 0 0 calc(var(--radius-lg) - 2px); }
.capability:last-child { border-radius: 0 calc(var(--radius-lg) - 2px) calc(var(--radius-lg) - 2px) 0; }

.capability__icon {
  flex-shrink: 0;
  width: 44px;
  height: 44px;
  display: flex;
  align-items: center;
  justify-content: center;
  color: var(--gold);
  background: rgba(240, 185, 11, 0.08);
  border: 1px solid rgba(240, 185, 11, 0.14);
  border-radius: var(--radius-sm);
}

.capability__title {
  font-size: 1.0625rem;
  font-weight: 600;
  margin-bottom: 6px;
  color: var(--text-main);
}

.capability__desc {
  font-size: 0.9375rem;
  color: var(--text-soft);
  line-height: 1.6;
}

/* Services */
.services__grid {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: 24px;
}

.service-card {
  background: var(--card);
  border: 1px solid var(--border);
  border-radius: var(--radius-lg);
  transition: transform var(--ease), border-color var(--ease), background var(--ease);
}

.service-card:hover {
  transform: translateY(-2px);
  border-color: rgba(255, 255, 255, 0.12);
  background: var(--card-strong);
}

.service-card--primary {
  grid-column: span 2;
  display: grid;
  grid-template-columns: 1fr 1.05fr;
  gap: 0;
  border-top: 2px solid rgba(240, 185, 11, 0.35);
  overflow: hidden;
}

.service-card--primary .service-card__main { padding: 38px 34px; }

.service-card--primary .service-card__preview {
  padding: 30px 28px;
  background: rgba(0, 0, 0, 0.24);
  border-left: 1px solid var(--border);
  display: flex;
  align-items: stretch;
}

.service-card--secondary { padding: 30px 28px; }

.service-card__tag {
  display: inline-block;
  margin-bottom: 16px;
  padding: 4px 10px;
  font-family: var(--font-mono);
  font-size: 0.6875rem;
  font-weight: 500;
  letter-spacing: 0.08em;
  color: var(--gold);
  background: rgba(240, 185, 11, 0.08);
  border: 1px solid rgba(240, 185, 11, 0.16);
  border-radius: 4px;
}

.service-card__tag--private { color: var(--cyan); background: rgba(34, 211, 238, 0.08); border-color: rgba(34, 211, 238, 0.16); }
.service-card__tag--advisory { color: #a78bfa; background: rgba(167, 139, 250, 0.08); border-color: rgba(167, 139, 250, 0.16); }
.service-card__tag--enterprise { color: var(--text-muted); background: rgba(255, 255, 255, 0.04); border-color: var(--border); }

.service-card__title {
  font-size: 1.4375rem;
  font-weight: 700;
  margin-bottom: 14px;
  letter-spacing: -0.02em;
}

.service-card--secondary .service-card__title { font-size: 1.25rem; }

.service-card__desc {
  font-size: 1.0625rem;
  color: var(--text-muted);
  line-height: 1.7;
  margin-bottom: 22px;
}

.service-card__list { display: flex; flex-direction: column; gap: 11px; }

.service-card__list li {
  position: relative;
  padding-left: 18px;
  font-size: 0.9375rem;
  color: var(--text-soft);
  line-height: 1.55;
}

.service-card__list li::before {
  content: '';
  position: absolute;
  left: 0;
  top: 0.55em;
  width: 5px;
  height: 5px;
  border-radius: 1px;
  background: var(--text-soft);
  opacity: 0.55;
}

.service-card--primary:hover { border-top-color: rgba(240, 185, 11, 0.55); }

/* Preview panels */
.preview-panel {
  width: 100%;
  padding: 22px 20px;
  background: rgba(255, 255, 255, 0.02);
  border: 1px solid var(--border);
  border-radius: var(--radius-md);
  display: flex;
  flex-direction: column;
  justify-content: center;
}

.preview-panel--lg { min-height: 220px; }

.preview-panel__head {
  margin-bottom: 16px;
  font-family: var(--font-mono);
  font-size: 0.8125rem;
  font-weight: 500;
  color: var(--text-soft);
  letter-spacing: 0.04em;
  text-transform: uppercase;
}

.preview-row {
  display: grid;
  grid-template-columns: 58px 1fr auto;
  gap: 12px;
  align-items: center;
  padding: 12px 0;
  border-bottom: 1px solid rgba(255, 255, 255, 0.04);
}

.preview-row:last-child { border-bottom: none; }

.preview-row__label {
  font-family: var(--font-mono);
  font-size: 0.75rem;
  color: var(--text-soft);
}

.preview-row__value {
  font-family: var(--font-mono);
  font-size: 0.875rem;
  color: var(--text-main);
}

.preview-row__value--ok { color: var(--green); }

.preview-badge {
  padding: 4px 9px;
  font-family: var(--font-mono);
  font-size: 0.6875rem;
  font-weight: 500;
  color: var(--text-muted);
  background: rgba(255, 255, 255, 0.04);
  border: 1px solid var(--border);
  border-radius: 4px;
  white-space: nowrap;
}

.preview-badge--ok { color: var(--green); border-color: rgba(20, 241, 149, 0.25); background: rgba(20, 241, 149, 0.06); }
.preview-badge--muted { color: var(--text-soft); }

.preview-route {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  gap: 8px;
  margin-bottom: 18px;
  font-family: var(--font-mono);
  font-size: 0.875rem;
  color: var(--text-muted);
}

.preview-route--lg { font-size: 0.9375rem; margin-bottom: 20px; }

.preview-route__highlight { color: var(--gold); font-weight: 600; }
.preview-route__core { color: var(--cyan); font-weight: 600; }
.preview-route__arrow { color: var(--text-soft); opacity: 0.55; }

.preview-tags { display: flex; flex-wrap: wrap; gap: 8px; }

/* Partner Capabilities */
.partners { padding-top: 0; }

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

.partner-cap {
  padding: 28px 24px;
  background: var(--card);
  border: 1px solid var(--border);
  border-radius: var(--radius-lg);
  transition: border-color var(--ease), transform var(--ease), background var(--ease);
}

.partner-cap:hover {
  transform: translateY(-2px);
  border-color: rgba(255, 255, 255, 0.12);
  background: var(--card-strong);
}

.partner-cap__tag {
  display: inline-block;
  margin-bottom: 14px;
  padding: 3px 8px;
  font-family: var(--font-mono);
  font-size: 0.625rem;
  font-weight: 500;
  letter-spacing: 0.08em;
  color: var(--gold);
  background: rgba(240, 185, 11, 0.08);
  border: 1px solid rgba(240, 185, 11, 0.16);
  border-radius: 4px;
}

.partner-cap__title {
  font-size: 1.0625rem;
  font-weight: 700;
  margin-bottom: 10px;
  line-height: 1.3;
}

.partner-cap__desc {
  font-size: 0.9375rem;
  color: var(--text-muted);
  line-height: 1.65;
}

body.lang-zh .partner-cap__desc { line-height: 1.7; }

/* Architecture */
.arch__wrap {
  position: relative;
  padding: 36px 32px;
  background: var(--card);
  border: 1px solid var(--border);
  border-radius: var(--radius-xl);
}

.arch__rail {
  display: none;
}

@media (min-width: 1025px) {
  .arch__rail {
    display: block;
    position: absolute;
    top: 88px;
    left: 12%;
    right: 12%;
    height: 1px;
    background: linear-gradient(90deg, transparent, rgba(240, 185, 11, 0.22), rgba(240, 185, 11, 0.22), transparent);
    z-index: 0;
  }
}

.arch__diagram {
  position: relative;
  z-index: 1;
  display: grid;
  grid-template-columns: 1fr auto 1fr auto 1fr auto 1fr;
  align-items: stretch;
  gap: 0;
}

.arch-node {
  padding: 30px 24px;
  background: rgba(255, 255, 255, 0.02);
  border: 1px solid var(--border);
  border-radius: var(--radius-lg);
  transition: border-color var(--ease), transform var(--ease);
}

.arch-node:hover {
  transform: translateY(-2px);
  border-color: rgba(255, 255, 255, 0.12);
}

.arch-node--highlight {
  border-color: var(--border-strong);
  background: rgba(240, 185, 11, 0.05);
  box-shadow: 0 0 0 1px rgba(240, 185, 11, 0.08);
}

.arch-node--chain {
  border-color: rgba(34, 211, 238, 0.22);
  background: rgba(34, 211, 238, 0.04);
}

.arch-node__icon {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  width: 40px;
  height: 40px;
  margin-bottom: 18px;
  font-family: var(--font-mono);
  font-size: 0.875rem;
  font-weight: 600;
  color: var(--gold);
  background: rgba(240, 185, 11, 0.08);
  border: 1px solid rgba(240, 185, 11, 0.18);
  border-radius: var(--radius-sm);
}

.arch-node--chain .arch-node__icon {
  color: var(--cyan);
  background: rgba(34, 211, 238, 0.08);
  border-color: rgba(34, 211, 238, 0.18);
}

.arch-node__title {
  font-size: 1.125rem;
  font-weight: 700;
  margin-bottom: 10px;
  line-height: 1.3;
}

.arch-node__desc {
  font-size: 0.9375rem;
  color: var(--text-muted);
  line-height: 1.65;
}

.arch-arrow {
  width: 40px;
  align-self: center;
  display: flex;
  align-items: center;
  justify-content: center;
}

.arch-arrow span {
  display: block;
  width: 100%;
  height: 1px;
  background: linear-gradient(90deg, var(--border), rgba(240, 185, 11, 0.32), var(--border));
  position: relative;
}

.arch-arrow span::after {
  content: '';
  position: absolute;
  right: 0;
  top: 50%;
  transform: translateY(-50%);
  border: 5px solid transparent;
  border-left-color: rgba(240, 185, 11, 0.45);
}

/* Use Cases */
.use-cases__grid {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 18px;
}

.use-cases__grid--5 { grid-template-columns: repeat(5, 1fr); }

.use-case {
  padding: 26px 22px;
  background: rgba(255, 255, 255, 0.02);
  border: 1px solid var(--border);
  border-radius: var(--radius-md);
  transition: border-color var(--ease), background var(--ease);
}

.use-case:hover {
  background: var(--card);
  border-color: rgba(255, 255, 255, 0.1);
}

.use-case__title {
  font-size: 1.0625rem;
  font-weight: 600;
  margin-bottom: 10px;
}

.use-case__desc {
  font-size: 0.9375rem;
  color: var(--text-muted);
  line-height: 1.65;
}

/* Developer Panel */
.dev-panel {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: var(--gap-lg);
  padding: 44px 40px;
  background: var(--card);
  border: 1px solid var(--border);
  border-radius: var(--radius-xl);
  align-items: stretch;
}

.dev-panel__meta { margin-top: 4px; }

.dev-panel__row {
  display: grid;
  grid-template-columns: 155px 1fr;
  gap: 14px;
  padding: 15px 0;
  border-bottom: 1px solid rgba(255, 255, 255, 0.05);
}

.dev-panel__row:last-child { border-bottom: none; }

.dev-panel__row dt { font-size: 0.9375rem; color: var(--text-soft); }
.dev-panel__row dd { font-size: 1.0625rem; font-weight: 500; color: var(--text-main); }
.dev-panel__row dd a { color: var(--gold-2); transition: color var(--ease); }
.dev-panel__row dd a:hover { color: var(--gold); }

.dev-panel__code-wrap {
  display: flex;
  flex-direction: column;
  min-height: 100%;
  background: rgba(0, 0, 0, 0.32);
  border: 1px solid var(--border);
  border-radius: var(--radius-lg);
  overflow: hidden;
}

.dev-panel__code-header {
  display: flex;
  align-items: center;
  gap: 12px;
  padding: 13px 18px;
  background: rgba(0, 0, 0, 0.28);
  border-bottom: 1px solid var(--border);
  font-family: var(--font-mono);
  font-size: 0.8125rem;
  color: var(--text-soft);
}

.dev-panel__code-label { color: var(--gold); font-weight: 500; }
.dev-panel__code-header .btn--code { margin-left: auto; }

.dev-panel__code-body {
  flex: 1;
  display: flex;
  flex-direction: column;
  align-items: flex-start;
  justify-content: flex-start;
  overflow: auto;
}

.dev-panel__code {
  margin: 0;
  padding: 22px 20px;
  width: 100%;
  overflow-x: auto;
  text-align: left;
}

.dev-panel__code code {
  display: block;
  font-family: var(--font-mono);
  font-size: 0.9375rem;
  line-height: 1.75;
  color: #c9d4ea;
  text-align: left;
}

/* CTA */
.cta { padding-bottom: calc(var(--section-y) * 0.5); }

.cta__card {
  position: relative;
  text-align: center;
  min-height: 230px;
  padding: 58px 44px;
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  background: var(--card-strong);
  border: 1px solid var(--border);
  border-radius: var(--radius-xl);
  overflow: hidden;
}

.cta__card::before {
  content: '';
  position: absolute;
  top: 0;
  left: 0;
  right: 0;
  height: 2px;
  background: linear-gradient(90deg, transparent, var(--gold), transparent);
}

.cta__card::after {
  content: '';
  position: absolute;
  inset: 0;
  background: radial-gradient(ellipse 78% 95% at 50% -35%, rgba(240, 185, 11, 0.13), transparent 68%);
  pointer-events: none;
}

.cta__title {
  position: relative;
  font-size: clamp(1.875rem, 3.4vw, 2.125rem);
  font-weight: 700;
  letter-spacing: -0.02em;
  margin-bottom: 14px;
}

body.lang-en .cta__title { font-size: clamp(1.875rem, 3.2vw, 2.125rem); }
body.lang-zh .cta__title { font-size: clamp(1.75rem, 3.2vw, 2rem); line-height: 1.3; }

.cta__subtitle {
  position: relative;
  max-width: 620px;
  margin: 0 auto 30px;
  font-size: 1.0625rem;
  color: var(--text-muted);
  line-height: 1.75;
}

.cta__actions {
  position: relative;
  display: flex;
  flex-wrap: wrap;
  justify-content: center;
  gap: var(--gap-sm);
}

/* Footer */
.footer {
  border-top: 1px solid var(--border);
  background: rgba(3, 5, 12, 0.96);
  padding: 18px 0 22px;
}

.footer__copyright {
  font-size: 0.8125rem;
  color: var(--text-soft);
  text-align: center;
}

/* Responsive */
@media (max-width: 1100px) {
  .console__metrics { grid-template-columns: repeat(2, 1fr); }
  .partners__grid { grid-template-columns: repeat(2, 1fr); }
}

@media (max-width: 1024px) {
  .use-cases__grid--5 { grid-template-columns: repeat(2, 1fr); }

  .hero__inner {
    grid-template-columns: 1fr;
    gap: 48px;
  }

  .hero__content { text-align: center; }
  .hero__title, .hero__subtitle { margin-left: auto; margin-right: auto; }
  body.lang-en .hero__title, body.lang-zh .hero__title { max-width: 640px; }
  .hero__actions, .hero__trust { justify-content: center; }

  .hero__panel { justify-content: center; }
  .console { max-width: 100%; }

  .console__pipeline { grid-template-columns: 1fr; gap: 0; }

  .pipeline-connector {
    width: auto;
    height: 22px;
    padding: 4px 0;
  }

  .pipeline-connector span {
    width: 1px;
    height: 100%;
    margin: 0 auto;
    background: linear-gradient(180deg, var(--border), rgba(240, 185, 11, 0.28), var(--border));
  }

  .pipeline-connector span::after {
    right: auto;
    bottom: -1px;
    top: auto;
    left: 50%;
    transform: translateX(-50%);
  }

  .capabilities__track { grid-template-columns: repeat(2, 1fr); }
  .capability:first-child { border-radius: calc(var(--radius-lg) - 2px) 0 0 0; }
  .capability:nth-child(2) { border-radius: 0 calc(var(--radius-lg) - 2px) 0 0; }
  .capability:nth-child(3) { border-radius: 0 0 0 calc(var(--radius-lg) - 2px); }
  .capability:last-child { border-radius: 0 0 calc(var(--radius-lg) - 2px) 0; }

  .service-card--primary {
    grid-column: span 2;
    grid-template-columns: 1fr;
  }

  .service-card--primary .service-card__preview {
    border-left: none;
    border-top: 1px solid var(--border);
  }

  .arch__diagram { grid-template-columns: 1fr; gap: 0; }

  .arch-arrow {
    width: auto;
    height: 30px;
    margin: 0 auto;
  }

  .arch-arrow span {
    width: 1px;
    height: 100%;
    margin: 0 auto;
    background: linear-gradient(180deg, var(--border), rgba(240, 185, 11, 0.32), var(--border));
  }

  .arch-arrow span::after {
    right: auto;
    bottom: 0;
    left: 50%;
    transform: translateX(-50%);
    border: 5px solid transparent;
    border-top-color: rgba(240, 185, 11, 0.45);
    border-left-color: transparent;
  }

  .use-cases__grid { grid-template-columns: repeat(2, 1fr); }
  .partners__grid { grid-template-columns: 1fr; }
  .dev-panel { grid-template-columns: 1fr; }
}

@media (max-width: 768px) {
  html { font-size: 16px; }
  :root { --section-y: var(--section-y-mobile); }

  .nav {
    position: fixed;
    top: var(--header-height);
    left: 0;
    right: 0;
    padding: 16px 28px 24px;
    background: rgba(5, 8, 18, 0.96);
    backdrop-filter: blur(14px);
    -webkit-backdrop-filter: blur(14px);
    border-bottom: 1px solid var(--border);
    transform: translateY(-110%);
    opacity: 0;
    visibility: hidden;
    transition: transform var(--ease), opacity var(--ease), visibility var(--ease);
  }

  .nav--open { transform: translateY(0); opacity: 1; visibility: visible; }
  .nav__list { flex-direction: column; align-items: stretch; gap: 0; }

  .nav__link {
    display: block;
    padding: 14px 0;
    font-size: 1rem;
    border-bottom: 1px solid rgba(255, 255, 255, 0.04);
  }

  .header__cta { display: none; }
  .menu-toggle { display: flex; }

  .hero {
    min-height: auto;
    padding-top: calc(var(--header-height) + 36px);
    padding-bottom: 28px;
  }

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

  .capabilities__track { grid-template-columns: 1fr; }
  .capability { border-radius: 0 !important; }
  .capability:first-child { border-radius: calc(var(--radius-lg) - 2px) calc(var(--radius-lg) - 2px) 0 0 !important; }
  .capability:last-child { border-radius: 0 0 calc(var(--radius-lg) - 2px) calc(var(--radius-lg) - 2px) !important; }

  .services__grid { grid-template-columns: 1fr; }
  .service-card--primary { grid-column: span 1; }

  .use-cases__grid { grid-template-columns: 1fr; }
  .use-cases__grid--5 { grid-template-columns: 1fr; }

  .dev-panel { padding: 28px 22px; }
  .dev-panel__row { grid-template-columns: 1fr; gap: 4px; }

  .cta__card { min-height: auto; padding: 42px 24px; }
}

@media (max-width: 480px) {
  .hero__actions,
  .cta__actions {
    flex-direction: column;
    width: 100%;
  }

  .hero__actions .btn,
  .cta__actions .btn { width: 100%; }

  .console__metrics { grid-template-columns: 1fr; }
}

/* ========================================
   Subpage & Shared Components
   ======================================== */

.page-hero {
  position: relative;
  padding-top: calc(var(--header-height) + 56px);
  padding-bottom: 56px;
  overflow: hidden;
}

.page-hero--compact { padding-bottom: 40px; }

/* Subpage hero — matches homepage hero layout */
.hero--subpage {
  min-height: clamp(560px, 84vh, 700px);
  padding-bottom: 36px;
}

.hero--subpage .console { min-height: 300px; max-width: 100%; }

.hero--subpage .hero__title {
  font-size: clamp(2rem, 4vw, 2.75rem);
  max-width: 580px;
}

body.lang-zh .hero--subpage .hero__title {
  font-size: clamp(1.875rem, 3.8vw, 2.5rem);
  line-height: 1.28;
}

.section--after-hero { padding-top: 0; }

.service-showcase {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: 24px;
}

.service-showcase .service-card--secondary { height: 100%; }

.compare-grid {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: 24px;
}

.compare-card {
  padding: 32px 28px;
  background: var(--card);
  border: 1px solid var(--border);
  border-radius: var(--radius-lg);
}

.compare-card--highlight {
  border-color: var(--border-strong);
  background: rgba(240, 185, 11, 0.05);
  box-shadow: 0 0 0 1px rgba(240, 185, 11, 0.08);
}

.compare-card__tag {
  display: inline-block;
  margin-bottom: 14px;
  padding: 4px 10px;
  font-family: var(--font-mono);
  font-size: 0.6875rem;
  font-weight: 500;
  letter-spacing: 0.08em;
  color: var(--text-muted);
  background: rgba(255, 255, 255, 0.04);
  border: 1px solid var(--border);
  border-radius: 4px;
}

.compare-card--highlight .compare-card__tag {
  color: var(--gold);
  background: rgba(240, 185, 11, 0.08);
  border-color: rgba(240, 185, 11, 0.16);
}

.compare-card__title {
  font-size: 1.25rem;
  font-weight: 700;
  margin-bottom: 12px;
}

.compare-card__desc {
  font-size: 0.9375rem;
  color: var(--text-muted);
  line-height: 1.7;
  margin-bottom: 18px;
}

.doc-card__link {
  display: inline-flex;
  align-items: center;
  margin-top: 14px;
  font-size: 0.875rem;
  font-weight: 600;
  color: var(--gold);
  transition: color var(--ease);
}

.doc-card__link:hover { color: var(--gold-2); }

.docs-split {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: 24px;
}

.notice-box--spaced { margin-top: 24px; }

.contact-option__tag {
  display: inline-block;
  margin-bottom: 10px;
  padding: 3px 8px;
  font-family: var(--font-mono);
  font-size: 0.625rem;
  font-weight: 500;
  letter-spacing: 0.08em;
  color: var(--gold);
  background: rgba(240, 185, 11, 0.08);
  border: 1px solid rgba(240, 185, 11, 0.16);
  border-radius: 4px;
}

@media (max-width: 1024px) {
  .service-showcase,
  .compare-grid,
  .docs-split { grid-template-columns: 1fr; }

  .hero--subpage { min-height: auto; padding-bottom: 28px; }
}

.page-hero__glow {
  position: absolute;
  width: 420px;
  height: 420px;
  top: -8%;
  left: 50%;
  transform: translateX(-50%);
  border-radius: 50%;
  background: rgba(240, 185, 11, 0.07);
  filter: blur(90px);
  pointer-events: none;
}

.page-hero__inner {
  position: relative;
  max-width: 780px;
  text-align: center;
  margin: 0 auto;
}

.page-hero__eyebrow {
  display: inline-block;
  margin-bottom: 18px;
  padding: 6px 14px;
  font-size: 0.8125rem;
  font-weight: 600;
  letter-spacing: 0.06em;
  text-transform: uppercase;
  color: var(--gold);
  background: rgba(240, 185, 11, 0.08);
  border: 1px solid rgba(240, 185, 11, 0.18);
  border-radius: 100px;
}

.page-hero__title {
  font-size: clamp(2rem, 4vw, 2.75rem);
  font-weight: 800;
  line-height: 1.18;
  letter-spacing: -0.03em;
  margin-bottom: 20px;
}

body.lang-zh .page-hero__title {
  font-size: clamp(1.875rem, 3.8vw, 2.5rem);
  line-height: 1.28;
  letter-spacing: 0.01em;
}

.page-hero__subtitle {
  max-width: 640px;
  margin: 0 auto 32px;
  font-size: 1.125rem;
  color: var(--text-muted);
  line-height: 1.75;
}

.page-hero__actions {
  display: flex;
  flex-wrap: wrap;
  justify-content: center;
  gap: var(--gap-sm);
}

.section--tight { padding-top: 0; }

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

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

.feature-card {
  padding: 28px 24px;
  background: var(--card);
  border: 1px solid var(--border);
  border-radius: var(--radius-lg);
  transition: border-color var(--ease), transform var(--ease), background var(--ease);
}

.feature-card:hover {
  transform: translateY(-2px);
  border-color: rgba(255, 255, 255, 0.12);
  background: var(--card-strong);
}

.feature-card__icon {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  width: 40px;
  height: 40px;
  margin-bottom: 16px;
  font-family: var(--font-mono);
  font-size: 0.8125rem;
  font-weight: 600;
  color: var(--gold);
  background: rgba(240, 185, 11, 0.08);
  border: 1px solid rgba(240, 185, 11, 0.16);
  border-radius: var(--radius-sm);
}

.feature-card__title {
  font-size: 1.0625rem;
  font-weight: 700;
  margin-bottom: 10px;
  line-height: 1.35;
}

.feature-card__desc {
  font-size: 0.9375rem;
  color: var(--text-muted);
  line-height: 1.65;
}

body.lang-zh .feature-card__desc { line-height: 1.7; }

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

.step-card {
  position: relative;
  padding: 28px 24px;
  background: rgba(255, 255, 255, 0.02);
  border: 1px solid var(--border);
  border-radius: var(--radius-lg);
}

.step-card__num {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  width: 36px;
  height: 36px;
  margin-bottom: 16px;
  font-family: var(--font-mono);
  font-size: 0.875rem;
  font-weight: 600;
  color: var(--gold);
  background: rgba(240, 185, 11, 0.08);
  border: 1px solid rgba(240, 185, 11, 0.18);
  border-radius: var(--radius-sm);
}

.step-card__title {
  font-size: 1.0625rem;
  font-weight: 700;
  margin-bottom: 10px;
}

.step-card__desc {
  font-size: 0.9375rem;
  color: var(--text-muted);
  line-height: 1.65;
}

.notice-box {
  padding: 24px 28px;
  background: rgba(240, 185, 11, 0.05);
  border: 1px solid rgba(240, 185, 11, 0.18);
  border-radius: var(--radius-lg);
}

.notice-box--muted {
  background: rgba(255, 255, 255, 0.02);
  border-color: var(--border);
}

.notice-box__title {
  font-size: 1rem;
  font-weight: 700;
  margin-bottom: 10px;
  color: var(--gold);
}

.notice-box--muted .notice-box__title { color: var(--text-main); }

.notice-box__text {
  font-size: 0.9375rem;
  color: var(--text-muted);
  line-height: 1.7;
}

.info-list li {
  position: relative;
  padding-left: 18px;
  font-size: 0.9375rem;
  color: var(--text-soft);
  line-height: 1.65;
  margin-bottom: 11px;
}

.info-list li:last-child { margin-bottom: 0; }

.info-list li::before {
  content: '';
  position: absolute;
  left: 0;
  top: 0.55em;
  width: 5px;
  height: 5px;
  border-radius: 1px;
  background: var(--gold);
  opacity: 0.65;
}

.route-banner {
  padding: 36px 32px;
  background: var(--card);
  border: 1px solid var(--border);
  border-radius: var(--radius-xl);
  text-align: center;
}

.route-banner__label {
  margin-bottom: 20px;
  font-family: var(--font-mono);
  font-size: 0.8125rem;
  font-weight: 500;
  letter-spacing: 0.06em;
  text-transform: uppercase;
  color: var(--text-soft);
}

.route-banner__path {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  justify-content: center;
  gap: 10px;
  font-family: var(--font-mono);
  font-size: clamp(0.8125rem, 2vw, 1rem);
  color: var(--text-muted);
}

.route-banner__highlight { color: var(--gold); font-weight: 600; }
.route-banner__core { color: var(--cyan); font-weight: 600; }
.route-banner__arrow { color: var(--text-soft); opacity: 0.55; }

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

.doc-card {
  padding: 28px 26px;
  background: var(--card);
  border: 1px solid var(--border);
  border-radius: var(--radius-lg);
  transition: border-color var(--ease), transform var(--ease);
}

.doc-card:hover {
  transform: translateY(-2px);
  border-color: rgba(255, 255, 255, 0.12);
}

.doc-card__tag {
  display: inline-block;
  margin-bottom: 12px;
  padding: 3px 8px;
  font-family: var(--font-mono);
  font-size: 0.625rem;
  font-weight: 500;
  letter-spacing: 0.08em;
  color: var(--gold);
  background: rgba(240, 185, 11, 0.08);
  border: 1px solid rgba(240, 185, 11, 0.16);
  border-radius: 4px;
}

.doc-card__title {
  font-size: 1.125rem;
  font-weight: 700;
  margin-bottom: 10px;
}

.doc-card__desc {
  font-size: 0.9375rem;
  color: var(--text-muted);
  line-height: 1.65;
}

.faq-list { display: flex; flex-direction: column; gap: 14px; }

.faq-item {
  padding: 24px 26px;
  background: var(--card);
  border: 1px solid var(--border);
  border-radius: var(--radius-lg);
}

.faq-item__q {
  font-size: 1rem;
  font-weight: 700;
  margin-bottom: 10px;
  color: var(--text-main);
}

.faq-item__a {
  font-size: 0.9375rem;
  color: var(--text-muted);
  line-height: 1.7;
}

.contact-grid {
  display: grid;
  grid-template-columns: 1fr 1.1fr;
  gap: var(--gap-lg);
  align-items: start;
}

.contact-options { display: flex; flex-direction: column; gap: 14px; }

.contact-option {
  padding: 22px 24px;
  background: var(--card);
  border: 1px solid var(--border);
  border-radius: var(--radius-lg);
}

.contact-option__label {
  display: block;
  margin-bottom: 6px;
  font-family: var(--font-mono);
  font-size: 0.6875rem;
  font-weight: 500;
  letter-spacing: 0.08em;
  text-transform: uppercase;
  color: var(--gold);
}

.contact-option__value {
  font-size: 1rem;
  font-weight: 600;
  color: var(--text-main);
}

.contact-option__desc {
  margin-top: 8px;
  font-size: 0.875rem;
  color: var(--text-muted);
  line-height: 1.6;
}

.contact-form-wrap {
  padding: 32px 28px;
  background: var(--card);
  border: 1px solid var(--border);
  border-radius: var(--radius-xl);
}

.contact-form__title {
  font-size: 1.25rem;
  font-weight: 700;
  margin-bottom: 24px;
}

.form-group { margin-bottom: 18px; }

.form-group label {
  display: block;
  margin-bottom: 8px;
  font-size: 0.875rem;
  font-weight: 500;
  color: var(--text-muted);
}

.form-group input,
.form-group select,
.form-group textarea {
  width: 100%;
  padding: 12px 14px;
  font-family: var(--font-sans);
  font-size: 0.9375rem;
  color: var(--text-main);
  background: rgba(0, 0, 0, 0.28);
  border: 1px solid var(--border);
  border-radius: var(--radius-md);
  transition: border-color var(--ease);
}

.form-group input:focus,
.form-group select:focus,
.form-group textarea:focus {
  outline: none;
  border-color: rgba(240, 185, 11, 0.35);
}

.form-group textarea {
  min-height: 120px;
  resize: vertical;
}

.form-group select { cursor: pointer; }

.form-notice {
  display: none;
  margin-top: 16px;
  padding: 14px 16px;
  font-size: 0.875rem;
  color: var(--cyan);
  background: rgba(34, 211, 238, 0.06);
  border: 1px solid rgba(34, 211, 238, 0.2);
  border-radius: var(--radius-md);
}

.form-notice.is-visible { display: block; }

.legal-content {
  max-width: 780px;
  margin: 0 auto;
}

.legal-content h2 {
  font-size: 1.25rem;
  font-weight: 700;
  margin: 36px 0 14px;
  color: var(--text-main);
}

.legal-content h2:first-child { margin-top: 0; }

.legal-content p,
.legal-content li {
  font-size: 0.9375rem;
  color: var(--text-muted);
  line-height: 1.75;
  margin-bottom: 14px;
}

.legal-content ul {
  list-style: disc;
  padding-left: 1.25rem;
  margin-bottom: 14px;
}

.legal-content ul li { margin-bottom: 8px; }

.disclaimer-list {
  display: flex;
  flex-direction: column;
  gap: 16px;
}

.disclaimer-item {
  padding: 22px 24px;
  background: var(--card);
  border: 1px solid var(--border);
  border-left: 3px solid rgba(240, 185, 11, 0.45);
  border-radius: var(--radius-md);
}

.disclaimer-item p {
  font-size: 0.9375rem;
  color: var(--text-muted);
  line-height: 1.7;
  margin: 0;
}

/* Footer extended */
.footer { padding: 48px 0 24px; }

.footer__inner { display: flex; flex-direction: column; gap: 36px; }

.footer__top {
  display: grid;
  grid-template-columns: 1.2fr 2fr;
  gap: var(--gap-xl);
  padding-bottom: 36px;
  border-bottom: 1px solid var(--border);
}

.footer__brand { max-width: 320px; }

.logo--footer { margin-bottom: 16px; }

.footer__desc {
  font-size: 0.9375rem;
  color: var(--text-muted);
  line-height: 1.65;
}

.footer__nav {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: var(--gap-lg);
}

.footer__col-title {
  font-size: 0.8125rem;
  font-weight: 600;
  letter-spacing: 0.04em;
  text-transform: uppercase;
  color: var(--text-soft);
  margin-bottom: 16px;
}

.footer__links { display: flex; flex-direction: column; gap: 10px; }

.footer__links a {
  font-size: 0.9375rem;
  color: var(--text-muted);
  transition: color var(--ease);
}

.footer__links a:hover { color: var(--gold); }

@media (max-width: 1024px) {
  .feature-grid,
  .steps-grid { grid-template-columns: repeat(2, 1fr); }
  .feature-grid--3 { grid-template-columns: repeat(2, 1fr); }

  .contact-grid { grid-template-columns: 1fr; }
  .doc-grid { grid-template-columns: 1fr; }
  .footer__top { grid-template-columns: 1fr; }
  .footer__nav { grid-template-columns: repeat(3, 1fr); }
}

@media (max-width: 768px) {
  .page-hero { padding-top: calc(var(--header-height) + 36px); }

  .page-hero__actions {
    flex-direction: column;
    width: 100%;
  }

  .page-hero__actions .btn { width: 100%; }

  .feature-grid,
  .steps-grid { grid-template-columns: 1fr; }
  .feature-grid--3 { grid-template-columns: 1fr; }

  .footer__nav { grid-template-columns: 1fr; gap: 28px; }

  .route-banner { padding: 28px 20px; }
}