/* FortShop — Design Tokens & Global Styles */
/* Inter + JetBrains Mono loaded via HTML <link> (same online fonts as trae.cn) */

@font-face {
  font-family: 'Alimama ShuHeiTi';
  src: url('https://acc-1258344699.cos.accelerate.myqcloud.com/web/website/assets/AlimamaShuHeiTi-Bold.woff2') format('woff2');
  font-weight: 700;
  font-style: normal;
  font-display: swap;
}

:root {
  --bg-deep: #0A0E17;
  --bg-panel: #111827;
  --bg-elevated: #1a2332;
  --surface-glass: rgba(17, 24, 39, 0.78);
  --primary: #3B82F6;
  --primary-dim: rgba(59, 130, 246, 0.15);
  --ai-accent: #8B5CF6;
  --ai-dim: rgba(139, 92, 246, 0.15);
  --cyan-glow: #22D3EE;
  --cyan-dim: rgba(34, 211, 238, 0.12);
  --cta-gold: #F59E0B;
  --cta-gold-hover: #D97706;
  --success: #10B981;
  --text-primary: #F9FAFB;
  --text-secondary: #D1D5DB;
  --text-muted: #9CA3AF;
  --border: rgba(255, 255, 255, 0.08);
  --border-glow: rgba(34, 211, 238, 0.35);
  --radius-sm: 8px;
  --radius-md: 12px;
  --radius-lg: 16px;
  --radius-xl: 24px;
  --shadow-glow: 0 0 40px rgba(59, 130, 246, 0.15);
  --shadow-gold: 0 0 30px rgba(245, 158, 11, 0.25);
  --font-display: -apple-system, BlinkMacSystemFont, 'SF Pro', 'Segoe UI', Roboto, 'Helvetica Neue', Arial, 'PingFang SC', 'Microsoft YaHei', sans-serif;
  --font-body: 'Inter', -apple-system, BlinkMacSystemFont, 'SF Pro Text', 'Segoe UI', Roboto, 'Helvetica Neue', Arial, 'PingFang SC', 'Microsoft YaHei', sans-serif;
  --font-mono: 'JetBrains Mono', 'SF Mono', 'Fira Code', 'Fira Mono', Menlo, Monaco, Consolas, monospace;
  --font-nav: 'Alimama ShuHeiTi', 'PingFang SC', 'Microsoft YaHei', sans-serif;
  --max-width: 1200px;
  --nav-height: 80px;
  --nav-max-width: 1920px;
  --nav-padding-x: 80px;
  --nav-gap: 40px;
  --nav-link-size: 16px;
  --nav-link-padding: 8px 16px;
  --nav-accent: #28b894;
  --transition: 0.25s cubic-bezier(0.4, 0, 0.2, 1);
}

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

html {
  scroll-behavior: smooth;
  -webkit-font-smoothing: antialiased;
}

body {
  font-family: var(--font-body);
  font-size: 16px;
  line-height: 1.7;
  color: var(--text-secondary);
  background: var(--bg-deep);
  overflow-x: hidden;
  padding-bottom: env(safe-area-inset-bottom, 0);
}

body.has-mobile-tab { padding-bottom: 72px; }

img { max-width: 100%; height: auto; display: block; }
a { color: var(--primary); text-decoration: none; transition: color var(--transition); }
a:hover { color: var(--cyan-glow); }

h1, h2, h3, h4, h5 {
  font-family: var(--font-display);
  color: var(--text-primary);
  line-height: 1.25;
  font-weight: 700;
}

.container {
  width: 100%;
  max-width: var(--max-width);
  margin: 0 auto;
  padding: 0 24px;
}

.section {
  padding: 96px 0;
  position: relative;
}

.section--compact { padding: 64px 0; }

.section__eyebrow {
  font-family: var(--font-mono);
  font-size: 12px;
  letter-spacing: 0.12em;
  text-transform: uppercase;
  color: var(--cyan-glow);
  margin-bottom: 12px;
}

.section__title {
  font-size: clamp(28px, 4vw, 40px);
  margin-bottom: 16px;
}

.section__subtitle {
  font-size: 17px;
  color: var(--text-muted);
  max-width: 640px;
}

.section__header {
  margin-bottom: 48px;
}

.section__header--center {
  text-align: center;
}

.section__header--compact {
  margin-bottom: 32px;
}

.section__header--center .section__subtitle {
  margin-left: auto;
  margin-right: auto;
}

/* Buttons */
.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 8px;
  padding: 14px 28px;
  font-family: var(--font-body);
  font-size: 15px;
  font-weight: 600;
  border-radius: var(--radius-md);
  border: none;
  cursor: pointer;
  transition: all var(--transition);
  text-decoration: none;
  white-space: nowrap;
}

.btn--primary {
  background: linear-gradient(135deg, var(--cta-gold), var(--cta-gold-hover));
  color: #0A0E17;
  box-shadow: var(--shadow-gold);
}

.btn--primary:hover {
  transform: translateY(-2px);
  box-shadow: 0 8px 32px rgba(245, 158, 11, 0.4);
  color: #0A0E17;
}

.btn--ghost {
  background: transparent;
  color: var(--text-primary);
  border: 1px solid var(--border);
}

.btn--ghost:hover {
  border-color: var(--cyan-glow);
  color: var(--cyan-glow);
  background: var(--cyan-dim);
}

.btn--outline-gold {
  background: transparent;
  color: var(--cta-gold);
  border: 1px solid rgba(245, 158, 11, 0.5);
}

.btn--outline-gold:hover {
  background: rgba(245, 158, 11, 0.1);
  color: var(--cta-gold);
}

.btn--sm { padding: 10px 18px; font-size: 14px; }

.btn-group {
  display: flex;
  flex-wrap: wrap;
  gap: 12px;
}

/* Navigation — ref: copilot.tencent.com/work/ (CodeBuddy header) */
.site-header {
  position: fixed;
  top: 0;
  left: 0;
  right: 0;
  z-index: 1000;
  height: var(--nav-height);
  background: var(--surface-glass);
  backdrop-filter: blur(16px);
  -webkit-backdrop-filter: blur(16px);
  border-bottom: 1px solid var(--border);
  overflow: visible;
  transform: translateY(0);
  transition:
    transform 0.35s cubic-bezier(0.4, 0, 0.2, 1),
    background var(--transition);
  will-change: transform;
}

.site-header.is-scrolled {
  background: rgba(10, 14, 23, 0.95);
}

.site-header.is-hidden {
  transform: translateY(-100%);
  pointer-events: none;
}

.site-header .site-nav.container {
  max-width: var(--nav-max-width);
  padding: 0 var(--nav-padding-x);
}

.site-nav {
  display: grid;
  grid-template-columns: auto 1fr auto;
  align-items: center;
  gap: var(--nav-gap);
  height: var(--nav-height);
  min-width: 0;
  position: relative;
  z-index: 1;
}

.site-logo {
  display: flex;
  align-items: center;
  gap: 12px;
  font-family: var(--font-nav);
  font-size: 18px;
  font-weight: 700;
  color: var(--text-primary);
  text-decoration: none;
  flex-shrink: 0;
  border-radius: var(--radius-sm);
  transition: transform var(--transition);
}

.site-logo__mark {
  width: 32px;
  height: 32px;
  flex-shrink: 0;
  display: block;
  line-height: 0;
  transition: transform 0.3s ease;
}

.site-logo__mark img,
.site-logo__mark svg {
  width: 100%;
  height: 100%;
  display: block;
}

.site-logo:hover {
  color: var(--text-primary);
  transform: translateY(-1px);
}

.site-logo:hover .site-logo__mark {
  transform: scale(1.1) rotate(-5deg);
}

.nav-links {
  display: flex;
  align-items: center;
  justify-content: space-evenly;
  gap: 0;
  list-style: none;
  flex-wrap: nowrap;
  white-space: nowrap;
  min-width: 0;
  justify-self: stretch;
  margin: 0;
  padding: 0;
}

.nav-links a {
  display: flex;
  align-items: center;
  gap: 6px;
  padding: var(--nav-link-padding);
  font-family: var(--font-nav);
  font-size: var(--nav-link-size);
  font-weight: 700;
  font-style: normal;
  color: #fff;
  border-radius: var(--radius-sm);
  transition: color var(--transition);
  white-space: nowrap;
  flex-shrink: 0;
  text-decoration: none;
}

.nav-links a:not(.nav-link--animated):hover,
.nav-links a:not(.nav-link--animated)[aria-current="page"] {
  color: var(--nav-accent);
  background: none;
}

.nav-links a.nav-link--pricing {
  position: relative;
  overflow: visible;
}

.nav-link__badge {
  position: absolute;
  top: -6px;
  right: -14px;
  transform: none;
  display: inline-flex;
  align-items: center;
  padding: 1px 6px;
  font-size: 10px;
  font-weight: 700;
  line-height: 1.3;
  letter-spacing: 0.02em;
  color: #0A0E17;
  background: linear-gradient(135deg, var(--cta-gold), var(--cta-gold-hover));
  border-radius: 100px;
  white-space: nowrap;
  pointer-events: none;
}

.nav-actions {
  display: flex;
  align-items: center;
  gap: 16px;
  flex-shrink: 0;
}

.nav-actions .btn--sm {
  padding: 8px 16px;
  font-size: 14px;
  font-weight: 500;
  border-radius: var(--radius-sm);
}

.nav-toggle {
  display: none;
  background: none;
  border: none;
  color: var(--text-primary);
  cursor: pointer;
  padding: 8px;
  font-size: 22px;
  line-height: 1;
}

.mobile-nav {
  display: none;
  position: fixed;
  top: var(--nav-height);
  left: 0;
  right: 0;
  bottom: 0;
  background: rgba(10, 14, 23, 0.98);
  padding: 24px;
  z-index: 999;
  overflow-y: auto;
}

.mobile-nav.is-open { display: block; }

.mobile-nav ul {
  list-style: none;
}

.mobile-nav li { border-bottom: 1px solid var(--border); }

.mobile-nav a {
  display: block;
  padding: 16px 0;
  font-size: 16px;
  color: var(--text-secondary);
}

.mobile-nav a[aria-current="page"] { color: var(--cyan-glow); }

.mobile-nav a.nav-link--pricing {
  position: relative;
  display: block;
  overflow: visible;
  padding-right: 80px;
}

.mobile-nav .nav-link__badge {
  top: 14px;
  right: 0;
  transform: translate(0, -35%);
  font-size: 10px;
  padding: 2px 7px;
}

/* Cards */
.card {
  background: var(--bg-panel);
  border: 1px solid var(--border);
  border-radius: var(--radius-lg);
  padding: 28px;
  transition: all var(--transition);
}

.card:hover {
  border-color: var(--border-glow);
  box-shadow: var(--shadow-glow);
}

.card--glass {
  background: var(--surface-glass);
  backdrop-filter: blur(12px);
}

.card--tilt {
  transform-style: preserve-3d;
  perspective: 800px;
}

.card--tilt:hover {
  transform: translateY(-4px) rotateX(2deg) rotateY(-2deg);
}

.card__icon {
  width: 48px;
  height: 48px;
  border-radius: var(--radius-md);
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 22px;
  margin-bottom: 16px;
}

.card__icon--blue { background: var(--primary-dim); }
.card__icon--purple { background: var(--ai-dim); }
.card__icon--cyan { background: var(--cyan-dim); }
.card__icon--gold { background: rgba(245, 158, 11, 0.15); }

.card__icon--graphic {
  position: relative;
  width: 52px;
  height: 52px;
  border: 1px solid rgba(255, 255, 255, 0.06);
  box-shadow: inset 0 1px 0 rgba(255, 255, 255, 0.06);
}

.card__icon--graphic img {
  width: 28px;
  height: 28px;
  display: block;
}

.card__icon--graphic.card__icon--purple {
  background: linear-gradient(145deg, rgba(139, 92, 246, 0.22), rgba(34, 211, 238, 0.08));
  border-color: rgba(139, 92, 246, 0.25);
}

.card__icon--graphic.card__icon--blue {
  background: linear-gradient(145deg, rgba(59, 130, 246, 0.22), rgba(34, 211, 238, 0.08));
  border-color: rgba(59, 130, 246, 0.25);
}

.card__icon--graphic.card__icon--gold {
  background: linear-gradient(145deg, rgba(245, 158, 11, 0.2), rgba(34, 211, 238, 0.06));
  border-color: rgba(245, 158, 11, 0.28);
}

.card__icon--graphic.card__icon--cyan {
  background: linear-gradient(145deg, rgba(34, 211, 238, 0.18), rgba(59, 130, 246, 0.08));
  border-color: rgba(34, 211, 238, 0.28);
}

.card:hover .card__icon--graphic,
.card--tilt:hover .card__icon--graphic {
  box-shadow: 0 0 20px rgba(59, 130, 246, 0.12), inset 0 1px 0 rgba(255, 255, 255, 0.08);
}

.card__title {
  font-size: 18px;
  margin-bottom: 8px;
}

.card__text {
  font-size: 14px;
  color: var(--text-muted);
  line-height: 1.65;
}

/* Grid */
.grid-2 { display: grid; grid-template-columns: repeat(2, 1fr); gap: 24px; }
.grid-3 { display: grid; grid-template-columns: repeat(3, 1fr); gap: 24px; }
.grid-4 { display: grid; grid-template-columns: repeat(4, 1fr); gap: 20px; }
.grid-6 { display: grid; grid-template-columns: repeat(3, 1fr); gap: 16px; }

/* Page Banner */
.page-banner {
  padding: calc(var(--nav-height) + 64px) 0 64px;
  background:
    radial-gradient(ellipse 80% 60% at 50% -20%, rgba(59, 130, 246, 0.18), transparent),
    radial-gradient(ellipse 50% 40% at 80% 50%, rgba(139, 92, 246, 0.1), transparent),
    var(--bg-deep);
  border-bottom: 1px solid var(--border);
  text-align: center;
}

.page-banner__title {
  font-size: clamp(32px, 5vw, 48px);
  margin-bottom: 16px;
}

.page-banner__subtitle {
  font-size: 18px;
  color: var(--text-muted);
  max-width: 600px;
  margin: 0 auto;
}

/* Hero */
.hero {
  min-height: 100vh;
  display: flex;
  align-items: center;
  padding-top: var(--nav-height);
  position: relative;
  overflow: hidden;
}

.hero__bg {
  position: absolute;
  inset: 0;
  background:
    radial-gradient(ellipse 70% 50% at 20% 40%, rgba(59, 130, 246, 0.12), transparent),
    radial-gradient(ellipse 60% 50% at 80% 60%, rgba(139, 92, 246, 0.1), transparent),
    var(--bg-deep);
  pointer-events: none;
}

.hero__grid {
  position: absolute;
  inset: 0;
  background-image:
    linear-gradient(rgba(255,255,255,0.03) 1px, transparent 1px),
    linear-gradient(90deg, rgba(255,255,255,0.03) 1px, transparent 1px);
  background-size: 60px 60px;
  mask-image: radial-gradient(ellipse 80% 70% at 50% 50%, black, transparent);
  pointer-events: none;
}

.hero__inner {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 48px;
  align-items: center;
  position: relative;
  z-index: 1;
}

.hero__eyebrow {
  font-family: var(--font-mono);
  font-size: 12px;
  letter-spacing: 0.08em;
  color: var(--cyan-glow);
  margin-bottom: 20px;
  padding: 6px 14px;
  display: inline-block;
  border: 1px solid rgba(34, 211, 238, 0.3);
  border-radius: 100px;
  background: var(--cyan-dim);
}

.hero__title {
  display: flex;
  flex-direction: column;
  gap: 8px;
  margin-bottom: 20px;
  letter-spacing: -0.02em;
}

.hero__title-brand {
  font-size: clamp(48px, 7vw, 72px);
  font-weight: 900;
  line-height: 1.05;
  background: linear-gradient(135deg, #fff 30%, var(--cyan-glow));
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  background-clip: text;
}

.hero__title-keywords {
  font-size: clamp(16px, 2.5vw, 20px);
  font-weight: 600;
  line-height: 1.4;
  color: var(--text-primary);
}

.hero__slogan {
  font-size: clamp(16px, 2.5vw, 20px);
  font-weight: 600;
  color: var(--text-primary);
  margin-bottom: 20px;
}

.hero__desc {
  font-size: 16px;
  color: var(--text-muted);
  margin-bottom: 32px;
  max-width: 520px;
}

.hero__trust {
  display: flex;
  flex-wrap: wrap;
  gap: 20px;
  margin-top: 32px;
  padding-top: 24px;
  border-top: 1px solid var(--border);
}

.hero__trust-item {
  font-family: var(--font-mono);
  font-size: 12px;
  color: var(--text-muted);
  display: flex;
  align-items: center;
  gap: 6px;
}

.hero__trust-item::before {
  content: '';
  width: 6px;
  height: 6px;
  border-radius: 50%;
  background: var(--success);
}

.hero__visual {
  position: relative;
  height: 520px;
}

#hero-orbit-canvas {
  position: absolute;
  inset: 0;
  border-radius: var(--radius-xl);
}

.hero__orbit-fallback {
  position: absolute;
  inset: 0;
  display: flex;
  align-items: center;
  justify-content: center;
}

.hero__mockups {
  position: absolute;
  bottom: 20px;
  right: 0;
  display: flex;
  gap: 16px;
  z-index: 2;
}

.mockup-phone {
  width: 140px;
  background: var(--bg-panel);
  border: 1px solid var(--border);
  border-radius: 20px;
  padding: 8px;
  box-shadow: 0 20px 60px rgba(0,0,0,0.4);
}

.mockup-phone__screen {
  border-radius: 14px;
  overflow: hidden;
  aspect-ratio: 9/16;
  background: linear-gradient(180deg, #1e293b, #0f172a);
  padding: 12px 10px;
  font-size: 9px;
}

.mockup-phone--offset {
  transform: translateY(-30px);
}

/* Loop Steps */
.loop-section {
  cursor: pointer;
  transition: background var(--transition);
}

.loop-section:hover {
  background: rgba(59, 130, 246, 0.03);
}

.loop-steps {
  display: grid;
  grid-template-columns: repeat(6, 1fr);
  gap: 12px;
  position: relative;
}

.loop-steps::before {
  content: '';
  position: absolute;
  top: 28px;
  left: 8%;
  right: 8%;
  height: 2px;
  background: linear-gradient(90deg, var(--primary), var(--ai-accent), var(--cyan-glow));
  opacity: 0.3;
}

.loop-step {
  text-align: center;
  position: relative;
  opacity: 0.5;
  transition: opacity 0.4s, transform 0.4s;
}

.loop-step.is-active {
  opacity: 1;
  transform: translateY(-4px);
}

.loop-step__num {
  width: 56px;
  height: 56px;
  margin: 0 auto 12px;
  border-radius: 50%;
  background: var(--bg-panel);
  border: 2px solid var(--border);
  display: flex;
  align-items: center;
  justify-content: center;
  font-family: var(--font-mono);
  font-size: 14px;
  color: var(--cyan-glow);
  position: relative;
  z-index: 1;
  transition: all var(--transition);
}

.loop-step.is-active .loop-step__num {
  border-color: var(--cyan-glow);
  box-shadow: 0 0 20px rgba(34, 211, 238, 0.4);
  background: var(--cyan-dim);
}

.loop-step__title {
  font-size: 13px;
  font-weight: 600;
  color: var(--text-primary);
  margin-bottom: 4px;
}

.loop-step__desc {
  font-size: 12px;
  color: var(--text-muted);
  line-height: 1.5;
}

/* Pricing Cards */
.pricing-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 24px;
  align-items: stretch;
}

.pricing-card {
  position: relative;
  display: flex;
  flex-direction: column;
}

.pricing-card.is-featured {
  border-color: rgba(245, 158, 11, 0.5);
  box-shadow: var(--shadow-gold);
  animation: float 4s ease-in-out infinite;
}

.pricing-card.is-highlighted {
  border-color: var(--cyan-glow);
  box-shadow: 0 0 40px rgba(34, 211, 238, 0.2);
}

.pricing-card__badge {
  position: absolute;
  top: -12px;
  left: 50%;
  transform: translateX(-50%);
  padding: 4px 16px;
  font-size: 12px;
  font-weight: 600;
  border-radius: 100px;
  white-space: nowrap;
}

.pricing-card__badge--gold {
  background: linear-gradient(135deg, var(--cta-gold), var(--cta-gold-hover));
  color: #0A0E17;
}

.pricing-card__badge--cyan {
  background: var(--cyan-dim);
  color: var(--cyan-glow);
  border: 1px solid rgba(34, 211, 238, 0.3);
}

.pricing-card__tag {
  font-family: var(--font-mono);
  font-size: 11px;
  color: var(--text-muted);
  text-transform: uppercase;
  letter-spacing: 0.08em;
  margin-bottom: 8px;
}

.pricing-card__title {
  font-size: 22px;
  margin-bottom: 8px;
}

.pricing-card__oneline {
  font-size: 14px;
  color: var(--text-muted);
  margin-bottom: 20px;
}

.pricing-card__intro {
  min-height: 72px;
  margin-bottom: 20px;
}

.pricing-card__intro .pricing-card__oneline {
  margin-bottom: 0;
}

.pricing-card__price-area {
  min-height: 68px;
  display: flex;
  flex-direction: column;
  justify-content: flex-end;
  margin-bottom: 4px;
}

.pricing-card__price-original {
  font-family: var(--font-display);
  font-size: 16px;
  font-weight: 500;
  color: var(--text-muted);
  text-decoration: line-through;
  margin-bottom: 4px;
  line-height: 1.2;
}

.pricing-card__body {
  flex-grow: 1;
  margin-top: 20px;
}

.pricing-card__price {
  font-family: var(--font-display);
  font-size: 36px;
  font-weight: 700;
  color: var(--text-primary);
  margin-bottom: 0;
  line-height: 1.1;
}

.pricing-card__price small {
  font-size: 14px;
  font-weight: 400;
  color: var(--text-muted);
}

.pricing-card__actions {
  margin-top: auto;
  padding-top: 24px;
  display: flex;
  flex-direction: column;
  gap: 10px;
}

/* Feature grid mini */
.feature-mini {
  display: flex;
  flex-direction: column;
  align-items: center;
  text-align: center;
  padding: 20px 12px;
  background: var(--bg-panel);
  border: 1px solid var(--border);
  border-radius: var(--radius-md);
  transition: all var(--transition);
  text-decoration: none;
  color: inherit;
}

.feature-mini:hover {
  border-color: var(--border-glow);
  color: inherit;
  transform: translateY(-2px);
}

.feature-mini__icon {
  width: 44px;
  height: 44px;
  border-radius: var(--radius-md);
  display: flex;
  align-items: center;
  justify-content: center;
  margin-bottom: 10px;
  border: 1px solid rgba(255, 255, 255, 0.06);
  box-shadow: inset 0 1px 0 rgba(255, 255, 255, 0.06);
  transition: box-shadow var(--transition);
}

.feature-mini__icon img {
  width: 22px;
  height: 22px;
  display: block;
}

.feature-mini__icon--purple {
  background: linear-gradient(145deg, rgba(139, 92, 246, 0.22), rgba(34, 211, 238, 0.08));
  border-color: rgba(139, 92, 246, 0.25);
}

.feature-mini__icon--blue {
  background: linear-gradient(145deg, rgba(59, 130, 246, 0.22), rgba(34, 211, 238, 0.08));
  border-color: rgba(59, 130, 246, 0.25);
}

.feature-mini__icon--gold {
  background: linear-gradient(145deg, rgba(245, 158, 11, 0.2), rgba(34, 211, 238, 0.06));
  border-color: rgba(245, 158, 11, 0.28);
}

.feature-mini__icon--cyan {
  background: linear-gradient(145deg, rgba(34, 211, 238, 0.18), rgba(59, 130, 246, 0.08));
  border-color: rgba(34, 211, 238, 0.28);
}

.feature-mini:hover .feature-mini__icon {
  box-shadow: 0 0 18px rgba(59, 130, 246, 0.14), inset 0 1px 0 rgba(255, 255, 255, 0.08);
}

.feature-mini__label { font-size: 13px; font-weight: 500; color: var(--text-primary); }
.feature-mini__desc {
  font-size: 11px;
  line-height: 1.45;
  color: var(--text-muted);
  margin-top: 6px;
}

@media (min-width: 1200px) {
  .grid-6 { grid-template-columns: repeat(4, 1fr); }
}

/* QR CTA Banner */
.qr-banner {
  background:
    radial-gradient(ellipse 60% 80% at 20% 50%, rgba(245, 158, 11, 0.08), transparent),
    radial-gradient(ellipse 50% 60% at 80% 50%, rgba(59, 130, 246, 0.1), transparent),
    var(--bg-panel);
  border: 1px solid var(--border);
  border-radius: var(--radius-xl);
  padding: 48px;
}

.qr-banner__inner {
  display: grid;
  grid-template-columns: auto 1fr;
  gap: 48px;
  align-items: center;
}

.qr-banner__code {
  width: 180px;
  padding: 12px;
  background: white;
  border-radius: var(--radius-md);
  box-shadow: var(--shadow-gold);
  border: 2px solid rgba(245, 158, 11, 0.4);
}

.qr-banner__title {
  font-size: clamp(22px, 3vw, 28px);
  margin-bottom: 20px;
}

.qr-banner__list {
  list-style: none;
  margin-bottom: 24px;
}

.qr-banner__list li {
  padding: 8px 0;
  padding-left: 24px;
  position: relative;
  color: var(--text-secondary);
}

.qr-banner__list li::before {
  content: '✓';
  position: absolute;
  left: 0;
  color: var(--cta-gold);
  font-weight: 700;
}

/* Contact panel (pricing #contact) */
.contact-panel {
  align-items: stretch;
}

.contact-panel__card {
  height: 100%;
  display: flex;
  flex-direction: column;
  background: var(--bg-panel);
  border: 1px solid var(--border);
  border-radius: var(--radius-lg);
  padding: 20px;
}

.contact-panel__card--qr {
  background:
    radial-gradient(ellipse 60% 80% at 20% 50%, rgba(245, 158, 11, 0.08), transparent),
    radial-gradient(ellipse 50% 60% at 80% 50%, rgba(59, 130, 246, 0.1), transparent),
    var(--bg-panel);
}

.contact-panel__title {
  font-size: 16px;
  font-weight: 600;
  margin: 0 0 12px;
  color: var(--text-primary);
  flex-shrink: 0;
}

.contact-panel__qr-body {
  flex: 1;
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  text-align: center;
}

.contact-panel__qr-code {
  width: 128px;
  padding: 6px;
  margin-bottom: 10px;
  cursor: pointer;
}

.contact-panel__qr-code img {
  display: block;
  width: 100%;
  height: auto;
}

.contact-panel__qr-desc {
  max-width: 220px;
  line-height: 1.5;
}

.contact-panel__qr-btn {
  margin-top: 12px;
}

.contact-panel__form-body {
  flex: 1;
  display: flex;
  flex-direction: column;
}

.contact-panel__form-grid {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: 10px 14px;
  margin-bottom: 12px;
}

.contact-panel__form-grid .form-group {
  margin-bottom: 0;
}

.contact-panel .form-label {
  font-size: 13px;
  margin-bottom: 4px;
}

.contact-panel .form-input,
.contact-panel .form-select {
  padding: 8px 10px;
  font-size: 14px;
}

.contact-panel__submit {
  width: 100%;
  margin-top: auto;
}

.contact-panel__form-note {
  margin-top: 8px;
  margin-bottom: 0;
  font-size: 12px;
}

@media (max-width: 768px) {
  .contact-panel__form-grid {
    grid-template-columns: 1fr;
    gap: 10px;
  }
}

/* Tabs */
.tabs {
  display: flex;
  gap: 4px;
  margin-bottom: 32px;
  border-bottom: 1px solid var(--border);
  overflow-x: auto;
}

.tab-btn {
  padding: 12px 24px;
  background: none;
  border: none;
  border-bottom: 2px solid transparent;
  color: var(--text-muted);
  font-family: var(--font-body);
  font-size: 15px;
  font-weight: 500;
  cursor: pointer;
  transition: all var(--transition);
  white-space: nowrap;
  margin-bottom: -1px;
}

.tab-btn:hover { color: var(--text-primary); }

.tab-btn.is-active {
  color: var(--cyan-glow);
  border-bottom-color: var(--cyan-glow);
}

.tab-panel { display: none; }
.tab-panel.is-active { display: block; }

/* Table */
.table-wrap {
  overflow-x: auto;
  border: 1px solid var(--border);
  border-radius: var(--radius-lg);
}

.data-table {
  width: 100%;
  border-collapse: collapse;
  font-size: 14px;
}

.data-table th,
.data-table td {
  padding: 14px 16px;
  text-align: left;
  border-bottom: 1px solid var(--border);
}

.data-table th {
  background: var(--bg-elevated);
  color: var(--text-primary);
  font-weight: 600;
  white-space: nowrap;
}

.data-table td { color: var(--text-muted); }

.data-table .check { color: var(--success); }
.data-table .cross { color: #EF4444; }

.data-table__group td {
  background: rgba(255, 255, 255, 0.03);
  color: var(--text-primary);
  font-size: 13px;
  font-weight: 600;
  letter-spacing: 0.04em;
  padding-top: 20px;
  padding-bottom: 10px;
  border-bottom-color: transparent;
}

.data-table__price-original {
  display: block;
  font-size: 13px;
  color: var(--text-muted);
  text-decoration: line-through;
  font-weight: 400;
  margin-bottom: 2px;
}

.data-table__highlight {
  color: var(--cta-gold);
  font-weight: 600;
}

/* FAQ */
.faq-item {
  border: 1px solid var(--border);
  border-radius: var(--radius-md);
  margin-bottom: 12px;
  overflow: hidden;
}

.faq-question {
  width: 100%;
  padding: 18px 20px;
  background: var(--bg-panel);
  border: none;
  text-align: left;
  font-family: var(--font-body);
  font-size: 15px;
  font-weight: 600;
  color: var(--text-primary);
  cursor: pointer;
  display: flex;
  justify-content: space-between;
  align-items: center;
}

.faq-question:hover { background: var(--bg-elevated); }

.faq-answer {
  display: none;
  padding: 0 20px 18px;
  font-size: 14px;
  color: var(--text-muted);
  line-height: 1.7;
}

.faq-item.is-open .faq-answer { display: block; }
.faq-item.is-open .faq-question { color: var(--cyan-glow); }

.faq-question span {
  flex-shrink: 0;
  margin-left: 12px;
  font-size: 18px;
  font-weight: 400;
  opacity: 0.55;
  transition: transform var(--transition), opacity var(--transition);
}

.faq-item.is-open .faq-question span {
  transform: rotate(45deg);
  opacity: 1;
}

/* Form */
.form-group { margin-bottom: 20px; }

.form-label {
  display: block;
  font-size: 14px;
  font-weight: 500;
  color: var(--text-primary);
  margin-bottom: 8px;
}

.form-input,
.form-select,
.form-textarea {
  width: 100%;
  padding: 12px 16px;
  background: var(--bg-deep);
  border: 1px solid var(--border);
  border-radius: var(--radius-md);
  color: var(--text-primary);
  font-family: var(--font-body);
  font-size: 15px;
  transition: border-color var(--transition);
}

.form-input:focus,
.form-select:focus,
.form-textarea:focus {
  outline: none;
  border-color: var(--primary);
  box-shadow: 0 0 0 3px var(--primary-dim);
}

.form-error {
  font-size: 12px;
  color: #EF4444;
  margin-top: 6px;
  display: none;
}

.form-group.has-error .form-error { display: block; }
.form-group.has-error .form-input { border-color: #EF4444; }

.form-success {
  display: none;
  padding: 16px;
  background: rgba(16, 185, 129, 0.1);
  border: 1px solid rgba(16, 185, 129, 0.3);
  border-radius: var(--radius-md);
  color: var(--success);
  text-align: center;
}

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

.form-submit-error {
  display: none;
  text-align: center;
  margin-top: 16px;
}

.form-submit-error.is-visible { display: block; }

.btn.is-loading {
  pointer-events: none;
  opacity: 0.72;
}

/* Float Bar — above footer (999) and footer QR (1001), below qr-modal (2000) */
.float-bar {
  position: fixed;
  right: 20px;
  bottom: 100px;
  z-index: 1100;
}

.float-bar__panel {
  display: flex;
  flex-direction: column;
  background: var(--surface-glass);
  backdrop-filter: blur(16px);
  -webkit-backdrop-filter: blur(16px);
  border: 1px solid var(--border);
  border-radius: var(--radius-md);
  overflow: hidden;
  box-shadow: 0 4px 20px rgba(0, 0, 0, 0.22);
}

.float-bar__btn {
  width: 42px;
  height: 42px;
  border: none;
  border-radius: 0;
  background: transparent;
  color: var(--text-muted);
  display: flex;
  align-items: center;
  justify-content: center;
  cursor: pointer;
  transition:
    color var(--transition),
    background var(--transition);
  text-decoration: none;
  position: relative;
}

.float-bar__btn + .float-bar__btn {
  border-top: 1px solid var(--border);
}

.float-bar__btn:hover,
.float-bar__btn:focus-visible {
  background: var(--cyan-dim);
  color: var(--cyan-glow);
  outline: none;
}

.float-bar__icon {
  width: 18px;
  height: 18px;
  flex-shrink: 0;
}

.float-bar__btn--wechat {
  color: var(--cta-gold);
}

.float-bar__btn--wechat:hover,
.float-bar__btn--wechat:focus-visible {
  background: rgba(245, 158, 11, 0.1);
  color: var(--cta-gold);
}

.float-bar__btn--wechat.is-pulse {
  animation: float-wechat-pulse 1.6s ease-in-out 2;
}

@keyframes float-wechat-pulse {
  0%, 100% { background: transparent; }
  50% { background: rgba(245, 158, 11, 0.14); }
}

.float-bar__btn--top {
  display: none;
}

.float-bar__btn--top.is-visible {
  display: flex;
}

.float-bar__qr-preview {
  position: absolute;
  right: calc(100% + 12px);
  top: 50%;
  transform: translateY(-50%) translateX(6px);
  opacity: 0;
  pointer-events: none;
  width: 132px;
  padding: 8px;
  background: var(--bg-panel);
  border: 1px solid var(--border);
  border-radius: var(--radius-sm);
  box-shadow: 0 8px 28px rgba(0, 0, 0, 0.35);
  transition:
    opacity var(--transition),
    transform var(--transition);
}

.float-bar__qr-preview img {
  border-radius: 4px;
}

.float-bar__btn--wechat:hover .float-bar__qr-preview,
.float-bar__btn--wechat:focus-visible .float-bar__qr-preview {
  opacity: 1;
  transform: translateY(-50%) translateX(0);
  pointer-events: auto;
}

/* Mobile Tab Bar */
.mobile-tab-bar {
  display: none;
  position: fixed;
  bottom: 0;
  left: 0;
  right: 0;
  height: 64px;
  background: var(--surface-glass);
  backdrop-filter: blur(16px);
  border-top: 1px solid var(--border);
  z-index: 1000;
  padding-bottom: env(safe-area-inset-bottom, 0);
}

.mobile-tab-bar__inner {
  display: flex;
  height: 100%;
}

.mobile-tab-bar a,
.mobile-tab-bar button {
  flex: 1;
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  gap: 4px;
  font-size: 10px;
  color: var(--text-muted);
  background: none;
  border: none;
  cursor: pointer;
  text-decoration: none;
  padding: 8px 4px;
}

.mobile-tab-bar a[aria-current="page"],
.mobile-tab-bar button.is-active {
  color: var(--cyan-glow);
}

.mobile-tab-bar__icon { font-size: 20px; }

/* QR Modal */
.qr-modal {
  position: fixed;
  inset: 0;
  z-index: 2000;
  display: flex;
  align-items: center;
  justify-content: center;
  padding: 24px;
  opacity: 0;
  visibility: hidden;
  transition: all 0.3s;
}

.qr-modal.is-open {
  opacity: 1;
  visibility: visible;
}

.qr-modal__backdrop {
  position: absolute;
  inset: 0;
  background: rgba(0, 0, 0, 0.75);
  backdrop-filter: blur(8px);
}

.qr-modal__dialog {
  position: relative;
  width: 100%;
  max-width: 420px;
  background: var(--bg-panel);
  border: 1px solid var(--border);
  border-radius: var(--radius-xl);
  padding: 40px 32px;
  text-align: center;
  transform: translateY(20px) scale(0.95);
  transition: transform 0.3s;
  overflow: hidden;
}

.qr-modal.is-open .qr-modal__dialog {
  transform: translateY(0) scale(1);
}

.qr-modal__glow {
  position: absolute;
  top: -50%;
  left: 50%;
  transform: translateX(-50%);
  width: 300px;
  height: 300px;
  background: radial-gradient(circle, rgba(245, 158, 11, 0.15), transparent 70%);
  animation: breathe 3s ease-in-out infinite;
  pointer-events: none;
}

.qr-modal__close {
  position: absolute;
  top: 16px;
  right: 16px;
  width: 36px;
  height: 36px;
  border: none;
  background: rgba(255,255,255,0.06);
  border-radius: 50%;
  color: var(--text-muted);
  cursor: pointer;
  font-size: 20px;
  transition: all var(--transition);
}

.qr-modal__close:hover {
  background: rgba(255,255,255,0.12);
  color: var(--text-primary);
}

.qr-modal__title {
  font-size: 22px;
  margin-bottom: 8px;
  position: relative;
}

.qr-modal__subtitle {
  font-size: 14px;
  color: var(--text-muted);
  margin-bottom: 28px;
  position: relative;
}

.qr-modal__code {
  width: 220px;
  margin: 0 auto 20px;
  padding: 14px;
  background: white;
  border-radius: var(--radius-md);
  border: 2px solid rgba(245, 158, 11, 0.5);
  box-shadow: var(--shadow-gold);
  position: relative;
}

.qr-modal__hint {
  font-size: 13px;
  color: var(--text-muted);
  margin-bottom: 20px;
  position: relative;
}

/* Footer — CodeBuddy-style */
.footer-container {
  position: relative;
  margin-top: auto;
}

.footer-qr-float {
  position: absolute;
  top: -70px;
  right: 100px;
  z-index: 1001;
  pointer-events: auto;
}

.footer-qr-float__item {
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 8px;
  padding: 0;
  border: none;
  background: none;
  cursor: pointer;
  transition: transform 0.3s ease;
}

.footer-qr-float__item:hover {
  transform: translateY(-2px);
}

.footer-qr-float__img {
  width: 116px;
  height: 116px;
  padding: 8px;
  border-radius: 8px;
  border: 2px solid rgba(255, 255, 255, 0.1);
  background: #111827;
  box-shadow: 0 4px 12px rgba(0, 0, 0, 0.3);
  object-fit: cover;
  transition: border-color 0.3s ease, box-shadow 0.3s ease;
}

.footer-qr-float__item:hover .footer-qr-float__img {
  border-color: rgba(255, 255, 255, 0.3);
  box-shadow: 0 8px 24px rgba(0, 0, 0, 0.4);
}

.footer-qr-float__label {
  font-size: 12px;
  font-weight: 500;
  color: #fff;
  text-align: center;
  line-height: 1.2;
  padding: 4px 8px;
  border-radius: 4px;
  background: rgba(0, 0, 0, 0.55);
  backdrop-filter: blur(4px);
}

.site-footer {
  background: #000;
  color: #e2e8f0;
  padding: 60px 0 20px;
  position: relative;
  z-index: 999;
  overflow: hidden;
}

.footer-content {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 16px;
  padding: 30px 0;
}

.footer-column {
  display: flex;
  flex-direction: column;
  align-items: flex-start;
  gap: 20px;
  padding: 17px;
  border-radius: 8px;
  border: 1px solid #4c4f6b;
}

.footer-column__title {
  width: 100%;
  display: flex;
  align-items: center;
  gap: 8px;
  padding-bottom: 12px;
  border-bottom: 1px solid rgba(255, 255, 255, 0.1);
  font-family: var(--font-display);
  font-size: 14px;
  font-weight: 700;
  line-height: 22px;
  color: #9ca3af;
}

.footer-column__indicator {
  width: 5px;
  height: 7px;
  flex-shrink: 0;
  background: #6b7280;
  border-radius: 1px;
}

.footer-column__links {
  list-style: none;
  display: flex;
  flex-direction: column;
  gap: 4px;
}

.footer-column__links a,
.footer-column__btn {
  display: inline-block;
  font-size: 14px;
  font-weight: 500;
  line-height: 22px;
  color: #d2d3e0;
  text-decoration: none;
  background: none;
  border: none;
  padding: 0;
  cursor: pointer;
  font-family: inherit;
  transition: color 0.2s ease;
}

.footer-column__links a:hover,
.footer-column__btn:hover {
  color: #fff;
}

.footer-brand-section {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 2rem;
  padding: 30px 0 60px;
  flex-wrap: wrap;
}

.site-logo__mark--footer {
  width: clamp(60px, 8vw, 120px);
  height: clamp(60px, 8vw, 120px);
}

.footer-brand-section__icon,
.footer-brand-section__wordmark {
  opacity: 0;
  transform: translateX(36px);
}

.footer-brand-section__icon.is-visible,
.footer-brand-section__wordmark.is-visible {
  animation: footer-slide-in 0.5s ease-out forwards;
  animation-delay: calc(var(--footer-i, 0) * 80ms);
}

.footer-brand-section__wordmark {
  display: flex;
  flex-direction: column;
  gap: 8px;
  flex: 1;
  min-width: 0;
}

.footer-brand-section__name {
  font-family: var(--font-display);
  font-size: clamp(48px, 10vw, 112px);
  font-weight: 700;
  line-height: 1;
  letter-spacing: -0.03em;
  color: #fff;
}

.footer-brand-section__name::after {
  content: '>';
  margin-left: 0.08em;
  font-weight: 900;
  color: var(--primary);
}

.footer-brand-section__tagline {
  font-size: clamp(13px, 1.5vw, 16px);
  color: #9ca3af;
  max-width: 640px;
}

.footer-bottom {
  display: flex;
  justify-content: space-between;
  align-items: flex-start;
  flex-wrap: wrap;
  gap: 16px;
  padding-bottom: 24px;
}

.footer-bottom__copyright,
.footer-bottom__legal {
  font-size: 14px;
  color: #a0aec0;
}

.footer-bottom__legal {
  display: flex;
  flex-direction: column;
  gap: 4px;
  text-align: right;
}

@keyframes footer-slide-in {
  from {
    opacity: 0;
    transform: translateX(36px);
  }
  to {
    opacity: 1;
    transform: translateX(0);
  }
}

/* Timeline (features loop) */
.timeline {
  position: relative;
  padding: 20px 0;
}

.timeline__track {
  display: grid;
  grid-template-columns: repeat(7, 1fr);
  gap: 8px;
}

.timeline__step {
  opacity: 0.45;
  transition: opacity 0.5s, transform 0.5s;
}

.timeline__step.is-active {
  opacity: 1;
  transform: scale(1.02);
}

.timeline__dot {
  width: 12px;
  height: 12px;
  border-radius: 50%;
  background: var(--border);
  margin: 0 auto 12px;
  transition: all var(--transition);
}

.timeline__step.is-active .timeline__dot {
  background: var(--cyan-glow);
  box-shadow: 0 0 16px var(--cyan-glow);
}

.timeline__label {
  font-size: 13px;
  font-weight: 600;
  color: var(--text-primary);
  text-align: center;
  margin-bottom: 6px;
}

.timeline__desc {
  font-size: 12px;
  color: var(--text-muted);
  text-align: center;
  line-height: 1.5;
  padding: 0 4px;
}

/* Scene cards */
.scene-card__role {
  font-family: var(--font-mono);
  font-size: 11px;
  color: var(--cyan-glow);
  margin-bottom: 8px;
}

.scene-card__plan {
  display: inline-block;
  padding: 2px 10px;
  font-size: 11px;
  background: var(--primary-dim);
  color: var(--primary);
  border-radius: 100px;
  margin-bottom: 12px;
}

/* Demo report */
.report-card {
  background: linear-gradient(145deg, #1e293b, #0f172a);
  border: 1px solid var(--border);
  border-radius: var(--radius-lg);
  padding: 28px;
  max-width: 400px;
}

.report-card__header {
  display: flex;
  align-items: center;
  gap: 12px;
  margin-bottom: 20px;
  padding-bottom: 16px;
  border-bottom: 1px solid var(--border);
}

.report-card__avatar {
  width: 48px;
  height: 48px;
  border-radius: 50%;
  background: linear-gradient(135deg, var(--ai-accent), var(--primary));
}

.report-card__meta h4 { font-size: 16px; margin-bottom: 2px; }
.report-card__meta span { font-size: 12px; color: var(--text-muted); }

.report-card__section {
  margin-bottom: 16px;
}

.report-card__section h5 {
  font-size: 13px;
  color: var(--cyan-glow);
  margin-bottom: 6px;
}

.report-card__section p {
  font-size: 13px;
  color: var(--text-secondary);
  line-height: 1.6;
}

/* Plugin grid */
.plugin-tag {
  display: inline-flex;
  align-items: center;
  gap: 6px;
  padding: 8px 14px;
  background: var(--bg-panel);
  border: 1px solid var(--border);
  border-radius: 100px;
  font-size: 13px;
  color: var(--text-secondary);
}

.plugin-tag__badge {
  font-size: 10px;
  padding: 1px 6px;
  border-radius: 4px;
  background: var(--ai-dim);
  color: var(--ai-accent);
}

/* Supply ring CSS 3D fallback */
.supply-ring {
  width: 200px;
  height: 200px;
  margin: 0 auto;
  position: relative;
  transform-style: preserve-3d;
  animation: ringRotate 12s linear infinite;
}

.supply-ring__bead {
  position: absolute;
  width: 16px;
  height: 16px;
  border-radius: 50%;
  background: linear-gradient(135deg, #92400e, #d97706);
  box-shadow: 0 0 8px rgba(217, 119, 6, 0.5);
}

/* Utility */
.text-center { text-align: center; }
.text-gold { color: var(--cta-gold); }
.text-muted { color: var(--text-muted); }
.text-small { font-size: 13px; }
.mt-24 { margin-top: 24px; }
.mt-48 { margin-top: 48px; }
.mb-24 { margin-bottom: 24px; }
.link-arrow {
  display: inline-flex;
  align-items: center;
  gap: 6px;
  font-size: 14px;
  font-weight: 500;
  color: var(--primary);
}

.compliance-note {
  font-size: 12px;
  color: var(--text-muted);
  font-style: italic;
  margin-top: 24px;
}

.sr-only {
  position: absolute;
  width: 1px;
  height: 1px;
  padding: 0;
  margin: -1px;
  overflow: hidden;
  clip: rect(0,0,0,0);
  border: 0;
}

/* Responsive */
@media (max-width: 1024px) {
  .hero__inner { grid-template-columns: 1fr; }
  .hero__visual { height: 360px; order: -1; }
  .loop-steps { grid-template-columns: repeat(3, 1fr); }
  .loop-steps::before { display: none; }
  .pricing-grid { grid-template-columns: 1fr; max-width: 420px; margin: 0 auto; }
  .footer-content { grid-template-columns: repeat(2, 1fr); gap: 24px; padding: 20px 0; }
  .footer-brand-section { flex-direction: column; text-align: center; padding: 20px 0 40px; }
  .footer-brand-section__wordmark { align-items: center; }
  .footer-bottom { flex-direction: column; text-align: center; }
  .footer-bottom__legal { text-align: center; align-items: center; }
  .footer-qr-float { right: 30px; top: -50px; }
  .footer-qr-float__img { width: 100px; height: 100px; }
  .timeline__track { grid-template-columns: repeat(2, 1fr); gap: 24px; }
  .qr-banner__inner { grid-template-columns: 1fr; text-align: center; }
  .qr-banner__code { margin: 0 auto; }
}

@media (max-width: 1440px) {
  :root {
    --nav-padding-x: 40px;
    --nav-gap: 20px;
    --nav-link-size: 14px;
    --nav-link-padding: 6px 8px;
  }
}

@media (max-width: 1200px) {
  .nav-links,
  .nav-actions .btn {
    display: none;
  }

  .nav-toggle {
    display: block;
    justify-self: end;
  }
}

@media (max-width: 768px) {
  :root {
    --nav-padding-x: 24px;
    --nav-gap: 16px;
  }

  .site-nav {
    grid-template-columns: 1fr auto;
  }

  .section { padding: 64px 0; }
  .grid-2, .grid-3, .grid-4, .grid-6 { grid-template-columns: 1fr; }
  .loop-steps { grid-template-columns: repeat(2, 1fr); }
  .float-bar { display: none; }
  .mobile-tab-bar { display: block; }
  body { padding-bottom: 64px; }
  .footer-content { grid-template-columns: 1fr; gap: 20px; padding: 16px 0; }
  .footer-qr-float {
    position: static;
    display: flex;
    justify-content: center;
    margin: 0 0 32px;
  }
  .footer-qr-float__img { width: 90px; height: 90px; }
  .footer-qr-float__label { font-size: 10px; }
  .footer-brand-section { padding: 16px 0 32px; gap: 1rem; }
  .footer-brand-section__name { font-size: clamp(36px, 12vw, 56px); }
  .hero__mockups { display: none; }
  .tab-content-grid { grid-template-columns: 1fr !important; }
}

@media (prefers-reduced-motion: reduce) {
  *, *::before, *::after {
    animation-duration: 0.01ms !important;
    animation-iteration-count: 1 !important;
    transition-duration: 0.01ms !important;
  }
  html { scroll-behavior: auto; }
  .footer-brand-section__icon,
  .footer-brand-section__wordmark {
    opacity: 1 !important;
    transform: none !important;
  }
  .float-bar__btn--wechat.is-pulse {
    animation: none;
    background: rgba(245, 158, 11, 0.14);
  }
}