:root {
  --ink: #0f172a;
  --ink-secondary: #334155;
  --muted: #64748b;
  --paper: #fcfdfc;
  --surface: #ffffff;
  --line: rgba(0, 0, 0, 0.06);
  --line-strong: rgba(0, 0, 0, 0.12);
  --accent: #166534;
  --accent-hover: #14532d;
  --accent-light: rgba(22, 101, 52, 0.08);
  --max: 1200px;
  --ease-spring: cubic-bezier(0.34, 1.56, 0.64, 1);
  --ease-smooth: cubic-bezier(0.16, 1, 0.3, 1);
  font-family: -apple-system, BlinkMacSystemFont, "SF Pro Display", "SF Pro Text", "Segoe UI", "PingFang SC", "Hiragino Sans GB", "Microsoft YaHei", sans-serif;
  color: var(--ink);
  background: var(--paper);
  font-synthesis: none;
  -webkit-font-smoothing: antialiased;
  -moz-osx-font-smoothing: grayscale;
}

* { box-sizing: border-box; }
html { scroll-behavior: smooth; scroll-padding-top: 75px; }
@supports (selector(:has(*))) {
  html:has(.product-subnav) { scroll-padding-top: 124px; }
}
body {
  margin: 0;
  font-size: 15px;
  line-height: 1.65;
  color: var(--ink);
  min-height: 100vh;
  min-height: 100dvh;
  display: flex;
  flex-direction: column;
}
main,
#main {
  flex: 1 0 auto;
}
button, input, select, textarea { font: inherit; }
a { color: inherit; text-decoration: none; }
button, a, summary, input, select, textarea { -webkit-tap-highlight-color: transparent; }
button, summary { cursor: pointer; }
button { border: 0; }
img { max-width: 100%; display: block; }
h1, h2, h3, p { margin: 0; }
h1, h2, h3 { font-weight: 700; line-height: 1.25; color: var(--ink); }
button:disabled { opacity: .5; cursor: wait; }

a:focus-visible, button:focus-visible, summary:focus-visible, input:focus-visible, textarea:focus-visible, select:focus-visible {
  outline: 2px solid var(--accent);
  outline-offset: 4px;
  border-radius: 6px;
}
a, button {
  transition:
    color .2s cubic-bezier(0.16, 1, 0.3, 1),
    background-color .2s cubic-bezier(0.16, 1, 0.3, 1),
    border-color .2s cubic-bezier(0.16, 1, 0.3, 1),
    transform .25s cubic-bezier(0.34, 1.56, 0.64, 1),
    box-shadow .25s cubic-bezier(0.16, 1, 0.3, 1);
}
a:hover { color: var(--accent); }
[hidden] { display: none !important; }
.sr-only { position: absolute; width: 1px; height: 1px; overflow: hidden; clip: rect(0, 0, 0, 0); }

/* Buttons & Links */
.primary-link {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 10px;
  background: #0f172a;
  color: #ffffff !important;
  padding: 12px 24px;
  border-radius: 9999px;
  font-size: 13.5px;
  font-weight: 550;
  line-height: 1.4;
  letter-spacing: -0.005em;
  box-shadow: 0 1px 2px rgba(0, 0, 0, 0.1), 0 4px 14px rgba(15, 23, 42, 0.16), inset 0 1px 0 rgba(255, 255, 255, 0.2);
  border: 1px solid rgba(255, 255, 255, 0.12);
  transition: transform 0.28s cubic-bezier(0.34, 1.56, 0.64, 1), box-shadow 0.28s cubic-bezier(0.16, 1, 0.3, 1), background-color 0.2s ease;
}
.primary-link:hover {
  background: #1e293b;
  transform: translateY(-2.5px) scale(1.015);
  box-shadow: 0 12px 28px -6px rgba(15, 23, 42, 0.26), 0 4px 10px -2px rgba(15, 23, 42, 0.12), inset 0 1px 0 rgba(255, 255, 255, 0.25);
}
.primary-link:active {
  transform: translateY(1px) scale(0.97);
  box-shadow: 0 2px 6px rgba(15, 23, 42, 0.2);
}
.primary-link i, .primary-link span[aria-hidden="true"] {
  display: inline-block;
  transition: transform 0.25s cubic-bezier(0.34, 1.56, 0.64, 1);
}
.primary-link:hover i, .primary-link:hover span[aria-hidden="true"] {
  transform: translateX(4px);
}
.primary-link.hero-primary-btn:hover i {
  transform: translateY(3px);
}
.secondary-link {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 8px;
  background: rgba(255, 255, 255, 0.85);
  color: #1e293b !important;
  padding: 12px 22px;
  border-radius: 9999px;
  font-size: 13.5px;
  font-weight: 550;
  border: 1px solid rgba(0, 0, 0, 0.08);
  box-shadow: 0 1px 3px rgba(0, 0, 0, 0.03);
  transition: transform 0.28s cubic-bezier(0.34, 1.56, 0.64, 1), box-shadow 0.28s cubic-bezier(0.16, 1, 0.3, 1), background-color 0.2s ease, border-color 0.2s ease;
}
.secondary-link:hover {
  background: #ffffff;
  border-color: rgba(0, 0, 0, 0.14);
  transform: translateY(-2.5px) scale(1.015);
  box-shadow: 0 8px 24px -4px rgba(0, 0, 0, 0.08), 0 2px 6px rgba(0, 0, 0, 0.03);
}
.secondary-link:active {
  transform: translateY(1px) scale(0.97);
}

.text-link {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  font-size: 13.5px;
  font-weight: 550;
  color: var(--accent);
  transition: gap 0.25s cubic-bezier(0.34, 1.56, 0.64, 1), color 0.2s ease;
}
.text-link:hover {
  gap: 12px;
}
.text-link i { transition: transform 0.25s cubic-bezier(0.34, 1.56, 0.64, 1); }
.text-link:hover i { transform: translateX(4px); }

/* Pulse Indicator Dot */
.pulse-dot {
  width: 7px;
  height: 7px;
  border-radius: 50%;
  background: #10b981;
  display: inline-block;
  position: relative;
}
.pulse-dot::after {
  content: '';
  position: absolute;
  inset: -3px;
  border-radius: 50%;
  background: #10b981;
  opacity: 0.4;
  /* Static status halo: no continuous animation while reading. */
}
@keyframes pulse-ring {
  0% { transform: scale(0.8); opacity: 0.8; }
  70% { transform: scale(2.2); opacity: 0; }
  100% { transform: scale(2.2); opacity: 0; }
}

/* ==========================================================================
   Home Hero Section
   ========================================================================== */
.home-intro {
  position: relative;
  min-height: calc(100svh - 64px);
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  padding: clamp(72px, 10vh, 120px) 24px clamp(60px, 8vh, 100px);
  text-align: center;
  box-sizing: border-box;
}
.intro-inner {
  max-width: 860px;
  margin: auto;
  width: 100%;
}

.hero-badge {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  padding: 6px 16px;
  border-radius: 9999px;
  background: rgba(255, 255, 255, 0.9);
  border: 1px solid rgba(0, 0, 0, 0.07);
  box-shadow: 0 2px 8px rgba(0, 0, 0, 0.03);
  font-size: 12.5px;
  font-weight: 550;
  color: #334155;
  margin-bottom: 20px;
}

.home-intro h1 {
  font-size: clamp(38px, 4.8vw, 62px);
  letter-spacing: -0.025em;
  line-height: 1.18;
  font-weight: 700;
  color: #0f172a;
}
.home-intro h1 span, .chapter-copy h2 span { display: block; }

.intro-subtitle {
  color: #475569;
  font-size: clamp(15.5px, 1.25vw, 17.5px);
  line-height: 1.68;
  margin: 18px auto 0;
  max-width: 560px;
  font-weight: 450;
}

.hero-actions {
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 14px;
  margin-top: 24px;
  margin-bottom: 6px;
}

/* ==========================================================================
   Hero Harmonious Entrance (Smooth, continuous & unified cascade)
   ========================================================================== */
@keyframes hero-harmonious-reveal {
  0% {
    opacity: 0;
    transform: translateY(var(--hero-from-y, 22px));
  }
  100% {
    opacity: 1;
    transform: translateY(0);
  }
}

@media (prefers-reduced-motion: no-preference) {
  .home-intro .hero-badge {
    --hero-from-y: 16px;
    animation: hero-harmonious-reveal 600ms cubic-bezier(0.22, 1, 0.36, 1) both;
  }

  .home-intro h1 span:first-child {
    --hero-from-y: 24px;
    animation: hero-harmonious-reveal 700ms cubic-bezier(0.22, 1, 0.36, 1) 80ms both;
  }

  .home-intro h1 span:last-child {
    --hero-from-y: 24px;
    animation: hero-harmonious-reveal 700ms cubic-bezier(0.22, 1, 0.36, 1) 180ms both;
  }

  .home-intro .intro-subtitle {
    --hero-from-y: 20px;
    animation: hero-harmonious-reveal 650ms cubic-bezier(0.22, 1, 0.36, 1) 280ms both;
  }

  .home-intro .hero-actions {
    --hero-from-y: 18px;
    animation: hero-harmonious-reveal 650ms cubic-bezier(0.22, 1, 0.36, 1) 380ms both;
  }

  .home-intro .app-dock-wrapper {
    --hero-from-y: 26px;
    animation: hero-harmonious-reveal 750ms cubic-bezier(0.22, 1, 0.36, 1) 480ms both;
  }
}

/* App Dock (Floating Glass Shelf) */
.app-dock-wrapper {
  margin-top: clamp(24px, 3.5vh, 36px);
  display: flex;
  justify-content: center;
}
.app-dock {
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 20px;
  padding: 14px 26px 12px;
  background: rgba(255, 255, 255, 0.78);
  border: 1px solid rgba(255, 255, 255, 0.95);
  box-shadow: 0 20px 45px -12px rgba(15, 23, 42, 0.08),
              0 0 0 1px rgba(0, 0, 0, 0.04),
              inset 0 1px 1px rgba(255, 255, 255, 0.95);
  border-radius: 24px;
}
.app-dock a {
  position: relative;
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 7px;
  color: #475569;
  padding-bottom: 6px;
  transition: transform 0.32s cubic-bezier(0.34, 1.56, 0.64, 1), color 0.2s ease;
}
.app-dock a:active {
  transform: translateY(-1px) scale(0.95);
}
.app-dock a::after {
  content: '';
  position: absolute;
  bottom: 0;
  width: 4.5px;
  height: 4.5px;
  border-radius: 50%;
  background: var(--accent);
  opacity: 0;
  transform: scale(0.4) translateY(4px);
  transition: opacity 0.2s ease, transform 0.3s cubic-bezier(0.34, 1.56, 0.64, 1);
}
.app-dock a:hover::after {
  opacity: 1;
  transform: scale(1) translateY(0);
}
.dock-icon {
  position: relative;
  width: 48px;
  height: 48px;
  border-radius: 14px;
  overflow: hidden;
  box-shadow: 0 4px 12px rgba(0, 0, 0, 0.08),
              0 1px 3px rgba(0, 0, 0, 0.04),
              inset 0 1px 0 rgba(255, 255, 255, 0.6),
              inset 0 0 0 1px rgba(0, 0, 0, 0.04);
  transition: transform 0.38s cubic-bezier(0.34, 1.56, 0.64, 1), box-shadow 0.38s cubic-bezier(0.16, 1, 0.3, 1);
}
.dock-icon img {
  width: 100%;
  height: 100%;
  object-fit: contain;
  transition: transform 0.38s cubic-bezier(0.34, 1.56, 0.64, 1);
}
.dock-shine {
  position: absolute;
  inset: 0;
  background: linear-gradient(135deg, rgba(255,255,255,0.45) 0%, transparent 45%, rgba(255,255,255,0.2) 100%);
  opacity: 0.7;
  pointer-events: none;
  transition: opacity 0.3s ease, transform 0.45s ease;
}
.app-dock a:hover .dock-icon {
  transform: translateY(-8px) scale(1.12);
  box-shadow: 0 16px 32px -4px rgba(0, 0, 0, 0.16), 0 0 0 1.5px rgba(22, 101, 52, 0.28);
}
.app-dock a:hover .dock-shine {
  opacity: 1;
  transform: scale(1.1);
}
.app-dock a:active .dock-icon {
  transform: translateY(-3px) scale(1.02);
  box-shadow: 0 8px 18px -2px rgba(0, 0, 0, 0.14);
}
.dock-title {
  font-size: 12px;
  font-weight: 500;
  letter-spacing: -0.01em;
  white-space: nowrap;
  transition: transform 0.28s cubic-bezier(0.34, 1.56, 0.64, 1), color 0.2s ease, font-weight 0.2s ease;
}
.app-dock a:hover .dock-title {
  color: #0f172a;
  font-weight: 600;
  transform: translateY(-2px);
}

.intro-bottom {
  margin-top: 50px;
  width: 100%;
  max-width: var(--max);
  display: flex;
  align-items: center;
  justify-content: space-between;
  color: #64748b;
  font-size: 11.5px;
  letter-spacing: 0.08em;
  font-weight: 500;
  padding: 0 16px;
}
.intro-scroll {
  display: flex;
  gap: 8px;
  align-items: center;
  color: #64748b;
  transition: color 0.2s ease;
}
.intro-scroll:hover { color: var(--ink); }
.intro-scroll i {
  font-size: 15px;
  display: inline-block;
  animation: scroll-float 2.4s ease-in-out infinite;
  transition: transform 0.25s cubic-bezier(0.34, 1.56, 0.64, 1);
}
.intro-scroll:hover i {
  animation: none;
  transform: translateY(3.5px);
}
@keyframes scroll-float {
  0%, 100% { transform: translateY(0); }
  50% { transform: translateY(3.5px); }
}
@media (prefers-reduced-motion: reduce) {
  .intro-scroll i { animation: none !important; }
}

/* ==========================================================================
   Product Chapter Layout
   ========================================================================== */
.product-chapter {
  position: relative;
  display: flex;
  align-items: center;
  padding: clamp(60px, 6.5vw, 84px) 36px;
  overflow: hidden;
  border-top: 1px solid var(--line);
}
.chapter-inner {
  width: 100%;
  max-width: var(--max);
  margin: auto;
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 80px;
  align-items: center;
}
.chapter-copy { max-width: 480px; }

.product-identity {
  display: flex;
  gap: 14px;
  align-items: center;
  margin-bottom: 24px;
}
.identity-icon {
  width: 44px;
  height: 44px;
  border-radius: 12px;
  overflow: hidden;
  box-shadow: 0 4px 14px rgba(0, 0, 0, 0.08), 0 0 0 1px rgba(0, 0, 0, 0.04);
}
.identity-icon img { width: 100%; height: 100%; object-fit: contain; }
.identity-info {
  display: flex;
  align-items: center;
  gap: 10px;
  flex-wrap: wrap;
}
.product-title {
  font-size: 18px;
  font-weight: 700;
  color: #0f172a;
  letter-spacing: -0.015em;
}

/* Enhanced Platform Badges */
.platform {
  display: inline-flex;
  align-items: center;
  gap: 5px;
  font-size: 11.5px;
  font-weight: 550;
  padding: 4px 10px;
  border-radius: 9999px;
  white-space: nowrap;
  letter-spacing: 0.01em;
}
.platform.is-phone,
.platform.is-macos {
  background: rgba(0, 0, 0, 0.05);
  color: #0f172a;
  border: 1px solid rgba(0, 0, 0, 0.06);
}
.platform.is-phone i,
.platform.is-macos i { font-size: 12px; color: #0f172a; }
.platform.is-extension {
  background: rgba(37, 99, 235, 0.08);
  color: #1d4ed8;
  border: 1px solid rgba(37, 99, 235, 0.14);
}
.platform.is-extension i { font-size: 12px; color: #2563eb; }
.platform.is-development {
  background: rgba(217, 119, 6, 0.08);
  color: #b45309;
  border: 1px solid rgba(217, 119, 6, 0.16);
}
.platform.is-development .pulse-dot { background: #d97706; }
.platform.is-miniprogram {
  background: rgba(7, 193, 96, 0.08);
  color: #07964e;
  border: 1px solid rgba(7, 193, 96, 0.16);
}
.platform.is-miniprogram i { font-size: 13px; color: #07c160; }
.platform.is-web {
  background: rgba(217, 145, 74, 0.1);
  color: #c2410c;
  border: 1px solid rgba(217, 145, 74, 0.2);
}
.platform.is-web i { font-size: 13px; color: #d97706; }

.chapter-copy h2 {
  font-size: clamp(34px, 3.8vw, 48px);
  letter-spacing: -0.025em;
  line-height: 1.22;
  font-weight: 700;
  color: #0f172a;
}
.chapter-description {
  font-size: 16px;
  line-height: 1.75;
  color: #475569;
  max-width: 440px;
  margin: 18px 0 24px;
}

.chapter-actions {
  display: flex;
  align-items: center;
  gap: 14px;
  flex-wrap: wrap;
}
.chapter-btn {
  padding: 12px 24px;
  font-size: 13.5px;
}
.chapter-actions .text-link {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 7px;
  padding: 11px 20px;
  border-radius: 9999px;
  background: rgba(255, 255, 255, 0.82);
  border: 1px solid rgba(0, 0, 0, 0.08);
  font-size: 13.5px;
  font-weight: 550;
  color: #334155;
  box-shadow: 0 1px 2px rgba(0, 0, 0, 0.02);
  transition: transform 0.28s cubic-bezier(0.34, 1.56, 0.64, 1), box-shadow 0.28s cubic-bezier(0.16, 1, 0.3, 1), background-color 0.2s ease, border-color 0.2s ease, color 0.2s ease;
}
.chapter-actions .text-link i {
  font-size: 14px;
  display: inline-block;
  transition: transform 0.25s cubic-bezier(0.34, 1.56, 0.64, 1);
}
.chapter-actions .text-link:hover {
  background: #ffffff;
  border-color: rgba(0, 0, 0, 0.16);
  color: #0f172a;
  transform: translateY(-2.5px) scale(1.015);
  box-shadow: 0 8px 20px -4px rgba(0, 0, 0, 0.08), 0 2px 6px rgba(0, 0, 0, 0.03);
}
.chapter-actions .text-link:hover i.ri-arrow-right-up-line,
.primary-link:hover i.ri-arrow-right-up-line {
  transform: translate(2px, -2px);
}
.chapter-actions .text-link:hover i.ri-download-2-line,
.primary-link:hover i.ri-download-2-line {
  transform: translateY(2px);
}
.chapter-actions .text-link:active {
  transform: translateY(1px) scale(0.97);
}
.primary-link > i:first-child:not(:only-child):not(.ri-arrow-right-up-line):not(.ri-arrow-down-line):not(.ri-arrow-right-line):not(.ri-download-2-line) {
  transform: none;
}

.chapter-action-hint {
  display: inline-flex;
  align-items: center;
  gap: 6px;
  margin: 12px 0 0;
  font-size: 12.5px;
  color: #64748b;
  line-height: 1.4;
}
.chapter-action-hint i {
  font-size: 14px;
  color: #10b981;
}

.miniprogram-qr-card {
  display: inline-flex;
  align-items: center;
  gap: 14px;
  margin-top: 22px;
  padding: 10px 18px 10px 12px;
  border-radius: 16px;
  background: rgba(255, 255, 255, 0.88);
  border: 1px solid rgba(0, 0, 0, 0.07);
  box-shadow: 0 4px 16px -2px rgba(0, 0, 0, 0.05), 0 1px 3px rgba(0, 0, 0, 0.02);
  transition: transform 0.28s cubic-bezier(0.34, 1.56, 0.64, 1), box-shadow 0.28s ease;
}
.miniprogram-qr-card:hover {
  transform: translateY(-2px);
  box-shadow: 0 10px 24px -4px rgba(0, 0, 0, 0.08), 0 2px 8px rgba(0, 0, 0, 0.03);
}
.miniprogram-qr-img {
  width: 72px;
  height: 72px;
  border-radius: 8px;
  display: block;
  flex-shrink: 0;
  box-shadow: 0 1px 3px rgba(0, 0, 0, 0.08);
}
.miniprogram-qr-info {
  display: flex;
  flex-direction: column;
  gap: 4px;
}
.miniprogram-qr-info .qr-tag {
  display: inline-flex;
  align-items: center;
  gap: 5px;
  font-size: 13px;
  font-weight: 600;
  color: #07964e;
}
.miniprogram-qr-info .qr-tag i {
  font-size: 16px;
  color: #07c160;
}
.miniprogram-qr-info .qr-desc {
  font-size: 12px;
  color: #64748b;
  line-height: 1.4;
  margin: 0;
}

/* Chapter Index Watermark / Tag */
.chapter-index {
  position: absolute;
  bottom: 28px;
  left: 48px;
  right: 48px;
  display: flex;
  justify-content: space-between;
  align-items: center;
  font-size: 11.5px;
  letter-spacing: 0.08em;
  color: #64748b;
  font-family: ui-monospace, SFMono-Regular, monospace;
}
.index-counter {
  display: flex;
  align-items: baseline;
  gap: 3px;
  font-weight: 600;
}
.index-current { color: #0f172a; font-weight: 700; font-size: 13.5px; }
.index-divider { opacity: 0.4; }
.index-total { opacity: 0.6; }
.index-name { font-weight: 500; }

.is-reversed .chapter-copy { grid-column: 2; grid-row: 1; margin-left: 20px; }
.is-reversed .product-visual { grid-column: 1; grid-row: 1; }

/* ==========================================================================
   Brand Philosophy & Manifesto
   ========================================================================== */
.brand-philosophy {
  padding: 120px 24px;
  display: flex;
  justify-content: center;
  align-items: center;
  background:
    radial-gradient(ellipse 700px 450px at 50% 50%, rgba(22, 101, 52, 0.06), transparent 70%),
    #fafbfa;
  border-top: 1px solid var(--line);
}
.philosophy-box {
  max-width: 720px;
  width: 100%;
  text-align: center;
  background: rgba(255, 255, 255, 0.9);
  border: 1px solid rgba(0, 0, 0, 0.06);
  border-radius: 28px;
  padding: 65px 50px;
  box-shadow: 0 20px 55px -15px rgba(15, 23, 42, 0.07),
              0 0 0 1px rgba(0, 0, 0, 0.02);
  position: relative;
  overflow: hidden;
}
.philosophy-box:before {
  content: '';
  position: absolute;
  top: 0;
  left: 50%;
  transform: translateX(-50%);
  width: 140px;
  height: 3px;
  background: linear-gradient(90deg, transparent, #166534, transparent);
}
.eyebrow {
  font-size: 11.5px;
  letter-spacing: 0.14em;
  font-weight: 600;
  color: var(--accent);
  text-transform: uppercase;
  margin-bottom: 16px;
}
.philosophy-box h2 {
  font-size: 34px;
  letter-spacing: -0.025em;
  margin-bottom: 18px;
  font-weight: 700;
  color: #0f172a;
}
.philosophy-box p:not(.eyebrow) {
  font-size: 15.5px;
  line-height: 1.85;
  color: #475569;
  max-width: 520px;
  margin: 0 auto;
}

/* ==========================================================================
   Footer Section
   ========================================================================== */
.site-header,
.compare-nav,
.footer {
  flex-shrink: 0;
}
.footer {
  padding: 60px max(30px, calc((100vw - 1160px) / 2)) 28px;
  background: #f2f5f1;
  border-top: 1px solid var(--line);
}
.footer-main {
  display: flex;
  align-items: flex-start;
  justify-content: space-between;
  gap: 40px;
  flex-wrap: wrap;
}
.footer-brand .wordmark { font-size: 26px; }
.footer-brand p {
  font-size: 13px;
  color: #5d6d60;
  margin-top: 8px;
}
.footer-links {
  display: flex;
  align-items: center;
  gap: 24px;
  font-size: 13.5px;
  font-weight: 500;
  color: #405244;
}
.footer-links a:hover { color: var(--accent); }
.footer-mail {
  display: inline-flex;
  align-items: center;
  gap: 6px;
  color: #3b4c3e;
}
.footer-mail i { font-size: 16px; color: var(--accent); }
.footer-bottom {
  border-top: 1px solid rgba(0, 0, 0, 0.07);
  margin-top: 40px;
  padding-top: 22px;
  font-size: 11px;
  color: #728477;
  display: flex;
  justify-content: space-between;
  align-items: center;
}
.footer-copyright {
  display: inline-flex;
  align-items: center;
  flex-wrap: wrap;
  gap: 4px;
}
.footer-sep {
  opacity: 0.4;
  margin: 0 4px;
}
.icp-link {
  color: inherit;
  text-decoration: none;
  transition: color 0.15s ease;
}
.icp-link:hover {
  color: var(--accent);
  text-decoration: underline;
}

/* ==========================================================================
   Product Detail Elements
   ========================================================================== */
.detail-hero { min-height: 720px; }
.detail-hero h1 {
  font-size: clamp(32px, 3.6vw, 48px);
  line-height: 1.35;
  letter-spacing: -0.03em;
}

/* Contact Banner */
.contact-banner {
  max-width: var(--max);
  margin: 0 auto 90px;
  padding: 44px 50px;
  background: linear-gradient(135deg, #eef4ec 0%, #e5ede3 100%);
  border: 1px solid rgba(22, 101, 52, 0.12);
  border-radius: 18px;
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 35px;
  box-shadow: 0 10px 30px -10px rgba(18, 38, 25, 0.08);
}
.contact-text h2 { font-size: 26px; letter-spacing: -0.02em; }
.contact-text p { font-size: 14px; color: #526356; margin-top: 8px; }

/* Related Apps Grid */
.related { max-width: var(--max); margin: 0 auto 100px; }
.related h2 { font-size: 22px; margin-bottom: 24px; font-weight: 650; }
.related-grid {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 20px;
}
.related-card {
  display: flex;
  align-items: center;
  gap: 14px;
  padding: 16px 20px;
  background: #ffffff;
  border: 1px solid rgba(0, 0, 0, 0.07);
  border-radius: 14px;
  box-shadow: 0 2px 8px rgba(0, 0, 0, 0.03);
  font-size: 14px;
  font-weight: 550;
  transition: transform 0.3s cubic-bezier(0.34, 1.56, 0.64, 1), box-shadow 0.3s cubic-bezier(0.16, 1, 0.3, 1), border-color 0.2s ease;
}
.related-card:hover {
  transform: translateY(-4px) scale(1.01);
  box-shadow: 0 14px 28px -6px rgba(18, 38, 25, 0.12);
  border-color: rgba(22, 101, 52, 0.25);
}
.related-card img {
  border-radius: 10px;
  object-fit: contain;
  box-shadow: 0 2px 6px rgba(0, 0, 0, 0.08);
  transition: transform 0.3s cubic-bezier(0.34, 1.56, 0.64, 1);
}
.related-card:hover img {
  transform: scale(1.06);
}
.related-card i {
  margin-left: auto;
  color: var(--accent);
  transition: transform 0.25s cubic-bezier(0.34, 1.56, 0.64, 1);
}
.related-card:hover i {
  transform: translateX(4px);
}

/* FAQ Accordion */
.faq { max-width: 820px; margin: 0 auto; padding: clamp(96px, 9.5vw, 136px) 24px clamp(110px, 11vw, 156px); }
.faq-header { text-align: center; margin-bottom: clamp(34px, 3.8vw, 46px); }
.faq h2 { font-size: 32px; letter-spacing: -0.02em; }
.faq-list { display: flex; flex-direction: column; gap: 12px; }
.faq-item {
  background: #ffffff;
  border: 1px solid rgba(0, 0, 0, 0.07);
  border-radius: 12px;
  padding: 0;
  overflow: hidden;
  transition: border-color 0.25s ease, box-shadow 0.25s ease, transform 0.25s cubic-bezier(0.34, 1.56, 0.64, 1);
}
.faq-item:hover {
  border-color: rgba(22, 101, 52, 0.2);
  box-shadow: 0 6px 18px rgba(0, 0, 0, 0.04);
  transform: translateY(-1.5px);
}
.faq-item summary {
  list-style: none;
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 20px;
  padding: 20px 24px;
  font-size: 15.5px;
  font-weight: 550;
  color: #1a271e;
}
.faq-item summary::-webkit-details-marker { display: none; }
.faq-toggle {
  display: flex;
  align-items: center;
  justify-content: center;
  width: 28px;
  height: 28px;
  border-radius: 50%;
  background: #f1f5f2;
  color: var(--accent);
  transition: transform 0.35s cubic-bezier(0.34, 1.56, 0.64, 1), background-color 0.25s ease, color 0.25s ease;
  flex-shrink: 0;
}
.faq-item[open] .faq-toggle {
  transform: rotate(45deg);
  background: var(--accent);
  color: #ffffff;
}
.faq-answer {
  display: grid;
  grid-template-rows: 0fr;
  transition: grid-template-rows 0.32s cubic-bezier(0.16, 1, 0.3, 1),
              opacity 0.26s ease,
              padding 0.32s cubic-bezier(0.16, 1, 0.3, 1);
  opacity: 0;
  padding: 0 24px 0;
  font-size: 14.5px;
  color: #55665a;
  line-height: 1.85;
}
.faq-item[open] .faq-answer {
  grid-template-rows: 1fr;
  opacity: 1;
  padding: 0 24px 22px;
}
.faq-answer > p {
  overflow: hidden;
  margin: 0;
}
.faq-item.is-closing .faq-answer {
  grid-template-rows: 0fr !important;
  opacity: 0 !important;
  padding: 0 24px 0 !important;
}
.faq-item.is-closing .faq-toggle {
  transform: rotate(0deg) !important;
  background: #f1f5f2 !important;
  color: var(--accent) !important;
}
@media (prefers-reduced-motion: reduce) {
  .faq-answer {
    transition: none !important;
  }
}

/* ==========================================================================
   Support & Feedback Form Section
   ========================================================================== */
.page-heading {
  max-width: 1000px;
  margin: auto;
  padding: 85px 30px 55px;
}
.page-heading h1 {
  font-size: 42px;
  line-height: 1.35;
  letter-spacing: -0.04em;
  max-width: 780px;
  font-weight: 650;
}
.page-heading > p:not(.eyebrow) {
  color: #536357;
  font-size: 16px;
  margin-top: 18px;
  max-width: 660px;
  line-height: 1.8;
}
.page-heading .text-link { margin-top: 24px; }

.app-list {
  max-width: 950px;
  margin: 0 auto 90px;
  display: flex;
  flex-direction: column;
  gap: 12px;
}
.app-list-item {
  display: flex;
  align-items: center;
  gap: 20px;
  padding: 18px 24px;
  background: #ffffff;
  border: 1px solid rgba(0, 0, 0, 0.07);
  border-radius: 14px;
  box-shadow: 0 2px 8px rgba(0, 0, 0, 0.02);
  transition: transform 0.3s cubic-bezier(0.34, 1.56, 0.64, 1), box-shadow 0.3s cubic-bezier(0.16, 1, 0.3, 1), border-color 0.2s ease;
}
.app-list-item:hover {
  background: #ffffff;
  border-color: rgba(22, 101, 52, 0.22);
  transform: translateY(-3px) scale(1.005);
  box-shadow: 0 12px 28px -6px rgba(18, 38, 25, 0.1);
}
.app-list-item:active {
  transform: translateY(-1px) scale(0.985);
}
.app-list-avatar img {
  border-radius: 12px;
  box-shadow: 0 2px 8px rgba(0, 0, 0, 0.08);
  transition: transform 0.3s cubic-bezier(0.34, 1.56, 0.64, 1);
}
.app-list-item:hover .app-list-avatar img {
  transform: scale(1.05);
}
.app-list-meta strong {
  display: block;
  font-weight: 600;
  font-size: 16px;
  color: #142018;
}
.app-list-meta span { font-size: 13px; color: #617366; }
.list-action {
  margin-left: auto;
  font-size: 13px;
  font-weight: 550;
  color: var(--accent);
  display: flex;
  align-items: center;
  gap: 6px;
  transition: gap 0.25s cubic-bezier(0.34, 1.56, 0.64, 1);
}
.list-action i {
  transition: transform 0.25s cubic-bezier(0.34, 1.56, 0.64, 1);
}
.app-list-item:hover .list-action {
  gap: 9px;
}
.app-list-item:hover .list-action i {
  transform: translateX(4px);
}

.feedback-section {
  max-width: 1100px;
  margin: auto;
  padding: 75px 30px 110px;
  display: grid;
  grid-template-columns: 0.85fr 1.15fr;
  gap: 80px;
  border-top: 1px solid var(--line);
}
.feedback-copy h2 { font-size: 32px; letter-spacing: -0.025em; font-weight: 650; }
.feedback-copy > p:not(.eyebrow) {
  margin: 18px 0 24px;
  color: #55665a;
  line-height: 1.85;
  font-size: 15px;
}
.feedback-direct {
  display: flex;
  flex-direction: column;
  gap: 6px;
  padding: 16px 20px;
  background: #f1f5f2;
  border-radius: 12px;
  border: 1px solid rgba(22, 101, 52, 0.1);
  margin-top: 10px;
}
.direct-label { font-size: 12px; color: #55665a; font-weight: 500; }
.direct-mail { font-weight: 600; }

.feedback-form {
  display: flex;
  flex-direction: column;
}
.form-field { margin-bottom: 20px; }
.form-field label {
  display: block;
  font-size: 13.5px;
  font-weight: 550;
  margin-bottom: 8px;
  color: #243329;
}
.field-header {
  display: flex;
  align-items: center;
  justify-content: space-between;
}
.field-counter {
  font-size: 11px;
  color: #728477;
  font-weight: 500;
}
.label-optional {
  font-size: 11px;
  color: #728477;
  font-weight: 400;
}

.feedback-form input,
.feedback-form select,
.feedback-form textarea {
  border: 1.5px solid #d4ddd3;
  background: #ffffff;
  color: var(--ink);
  border-radius: 9px;
  padding: 12px 14px;
  width: 100%;
  font-size: 14.5px;
  transition: all 0.2s ease;
  box-shadow: 0 1px 2px rgba(0, 0, 0, 0.02);
}
.feedback-form input:focus,
.feedback-form select:focus,
.feedback-form textarea:focus {
  border-color: var(--accent);
  box-shadow: 0 0 0 3px var(--accent-light);
  outline: none;
}
.feedback-form textarea {
  resize: vertical;
  min-height: 140px;
}
.feedback-form textarea::placeholder,
.feedback-form input::placeholder {
  color: #9aa79c;
  font-size: 13.5px;
}

.form-note {
  font-size: 12px;
  color: #617366;
  line-height: 1.75;
  margin-bottom: 20px;
}
.form-note a { text-decoration: underline; color: var(--accent); text-underline-offset: 3px; }

.form-actions {
  display: flex;
  align-items: center;
  gap: 20px;
}
.fallback-link {
  font-size: 12.5px;
  color: #55665a;
  text-decoration: underline;
  text-underline-offset: 3px;
}
.fallback-link:hover { color: var(--accent); }

.form-status {
  font-size: 13.5px;
  margin-top: 16px;
  line-height: 1.6;
  font-weight: 500;
  transition: all 0.25s ease;
}
.form-status:not(:empty) {
  animation: status-pop 0.35s cubic-bezier(0.34, 1.56, 0.64, 1);
}
@keyframes status-pop {
  0% { opacity: 0; transform: translateY(4px) scale(0.98); }
  100% { opacity: 1; transform: translateY(0) scale(1); }
}
.form-status[data-state="error"] { color: #dc2626; }
.form-status[data-state="success"] { color: #166534; }
.form-status[data-state="pending"] { color: #475569; }

/* Site Privacy Card */
.site-privacy {
  max-width: 950px;
  margin: 0 auto 100px;
  padding: 0 20px;
}
.site-privacy-inner {
  padding: 40px;
  background: #ffffff;
  border: 1px solid rgba(0, 0, 0, 0.07);
  border-radius: 16px;
  box-shadow: 0 4px 20px rgba(0, 0, 0, 0.03);
}
.site-privacy h2 { font-size: 24px; margin-bottom: 14px; }
.site-privacy p { font-size: 14.5px; color: #55665a; line-height: 1.85; margin-bottom: 20px; }

/* Legal Document */
.legal-top {
  max-width: 850px;
  margin: 36px auto 0;
  display: flex;
  justify-content: space-between;
  font-size: 13px;
  color: var(--muted);
  padding: 0 25px;
}
.legal-back, .legal-support { display: inline-flex; align-items: center; gap: 6px; }
.legal-document {
  max-width: 850px;
  margin: auto;
  padding: 40px 25px 90px;
}
.legal-content {
  line-height: 1.95;
  font-size: 14.5px;
  color: #3b4c40;
  overflow-wrap: anywhere;
}
.legal-content h1 { font-size: 36px; line-height: 1.35; color: var(--ink); margin-bottom: 22px; font-weight: 650; }
.legal-content h2 { font-size: 24px; margin: 38px 0 16px; color: var(--ink); font-weight: 600; }
.legal-content h3 { font-size: 18px; margin: 30px 0 12px; font-weight: 600; }
.legal-content p { margin: 14px 0; }
.legal-content li { margin: 6px 0; }
.legal-content a { text-decoration: underline; color: var(--accent); }
.legal-content table {
  display: block;
  overflow-x: auto;
  max-width: 100%;
  border-collapse: collapse;
}
.legal-content td, .legal-content th {
  padding: 10px 14px;
  border: 1px solid #d4ddd3;
}
.legal-content .warning, .legal-content .highlight, .legal-content blockquote {
  background: #f1f6f1;
  padding: 20px;
  margin: 20px 0;
  border-left: 3px solid var(--accent);
  border-radius: 0 8px 8px 0;
}
.legal-notice {
  background: #fbf5ea;
  border: 1px solid rgba(180, 120, 30, 0.15);
  border-radius: 8px;
  padding: 14px 20px;
  font-size: 12.5px;
  color: #78350f;
  margin-bottom: 30px;
}
.legal-contact {
  border-top: 1px solid var(--line);
  margin-top: 45px;
  padding-top: 24px;
}

.not-found { min-height: 65vh; }

/* ==========================================================================
   Polaris Modular Personalized System
   ========================================================================== */
.polaris-section {
  max-width: var(--max);
  margin: 0 auto clamp(76px, 7.5vw, 100px);
  padding: 0 24px;
}
.polaris-pillars {
  margin-bottom: clamp(68px, 6.8vw, 88px);
}
.polaris-actions {
  margin-bottom: clamp(68px, 6.8vw, 88px);
}
.polaris-rewards {
  margin-bottom: clamp(100px, 10.5vw, 148px);
}
.section-intro {
  text-align: center;
  max-width: 680px;
  margin: 0 auto clamp(34px, 3.8vw, 44px);
}
.section-intro .eyebrow {
  margin-bottom: 12px;
}
.section-intro h2 {
  font-size: clamp(26px, 3vw, 36px);
  letter-spacing: -0.025em;
  margin-bottom: 12px;
  color: #0f172a;
}
.section-intro .section-desc {
  font-size: 15.5px;
  color: #64748b;
  line-height: 1.75;
}

/* 1. Four Life Pillars Grid */
.pillars-grid {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 20px;
}
.pillar-card {
  background: #ffffff;
  border: 1px solid rgba(0, 0, 0, 0.06);
  border-radius: 20px;
  padding: 32px 24px;
  display: flex;
  flex-direction: column;
  box-shadow: 0 4px 20px rgba(0, 0, 0, 0.02);
  position: relative;
  overflow: hidden;
  transition: transform 0.35s cubic-bezier(0.34, 1.56, 0.64, 1), box-shadow 0.35s cubic-bezier(0.16, 1, 0.3, 1), border-color 0.2s ease;
}
.pillar-card:hover {
  transform: translateY(-5px) scale(1.01);
  box-shadow: 0 18px 40px -10px rgba(0, 0, 0, 0.08);
}
.pillar-top {
  display: flex;
  align-items: center;
  justify-content: space-between;
  margin-bottom: 20px;
}
.pillar-icon-badge {
  width: 44px;
  height: 44px;
  border-radius: 12px;
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 22px;
  transition: transform 0.3s cubic-bezier(0.34, 1.56, 0.64, 1);
}
.pillar-card:hover .pillar-icon-badge {
  transform: scale(1.1) rotate(5deg);
}
.pillar-en {
  font-size: 11.5px;
  font-weight: 600;
  letter-spacing: 0.06em;
  text-transform: uppercase;
  font-family: ui-monospace, SFMono-Regular, monospace;
  opacity: 0.55;
}
.pillar-card h3 {
  font-size: 19px;
  font-weight: 650;
  margin-bottom: 10px;
  color: #0f172a;
}
.pillar-card p {
  font-size: 14px;
  color: #475569;
  line-height: 1.65;
  margin: 0;
}

.pillar-blue .pillar-icon-badge { background: rgba(37, 99, 235, 0.1); color: #2563eb; }
.pillar-blue:hover { border-color: rgba(37, 99, 235, 0.3); }
.pillar-blue:before { content: ''; position: absolute; top: 0; left: 0; right: 0; height: 3px; background: #2563eb; }

.pillar-purple .pillar-icon-badge { background: rgba(124, 58, 237, 0.1); color: #7c3aed; }
.pillar-purple:hover { border-color: rgba(124, 58, 237, 0.3); }
.pillar-purple:before { content: ''; position: absolute; top: 0; left: 0; right: 0; height: 3px; background: #7c3aed; }

.pillar-amber .pillar-icon-badge { background: rgba(217, 119, 6, 0.1); color: #d97706; }
.pillar-amber:hover { border-color: rgba(217, 119, 6, 0.3); }
.pillar-amber:before { content: ''; position: absolute; top: 0; left: 0; right: 0; height: 3px; background: #d97706; }

.pillar-green .pillar-icon-badge { background: rgba(5, 150, 105, 0.1); color: #059669; }
.pillar-green:hover { border-color: rgba(5, 150, 105, 0.3); }
.pillar-green:before { content: ''; position: absolute; top: 0; left: 0; right: 0; height: 3px; background: #059669; }

/* 2. Action System & Heatmap */
.actions-container {
  display: grid;
  grid-template-columns: 1fr 1.3fr;
  gap: 60px;
  align-items: center;
}
.actions-container > * { min-width: 0; }
.actions-copy h2 {
  font-size: clamp(26px, 3vw, 36px);
  letter-spacing: -0.025em;
  margin-bottom: 16px;
  color: #0f172a;
}
.actions-copy .section-desc {
  font-size: 15.5px;
  color: #64748b;
  line-height: 1.8;
  margin-bottom: 24px;
}
.heatmap-tags {
  display: flex;
  flex-wrap: wrap;
  gap: 10px;
}
.heatmap-tag {
  display: inline-flex;
  align-items: center;
  gap: 6px;
  font-size: 13px;
  font-weight: 550;
  color: #166534;
  background: rgba(22, 101, 52, 0.08);
  padding: 6px 14px;
  border-radius: 9999px;
}
.heatmap-card {
  background: #ffffff;
  border: 1px solid rgba(0, 0, 0, 0.07);
  border-radius: 20px;
  padding: 28px 26px;
  box-shadow: 0 10px 30px -10px rgba(0, 0, 0, 0.06);
}
.heatmap-card-header {
  flex-wrap: wrap;
  gap: 12px;
  display: flex;
  align-items: center;
  justify-content: space-between;
  margin-bottom: 20px;
}
.heatmap-header-info {
  display: flex;
  align-items: center;
  gap: 12px;
}
.heatmap-header-icon {
  width: 36px;
  height: 36px;
  border-radius: 10px;
  background: rgba(22, 101, 52, 0.08);
  color: #166534;
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 18px;
}
.heatmap-header-info strong {
  display: block;
  font-size: 15px;
  color: #0f172a;
}
.heatmap-header-info small {
  font-size: 12px;
  color: #64748b;
}
.heatmap-live-badge {
  display: inline-flex;
  align-items: center;
  gap: 6px;
  font-size: 12px;
  font-weight: 600;
  color: #166534;
  background: rgba(22, 101, 52, 0.08);
  padding: 4px 10px;
  border-radius: 9999px;
}
.heatmap-matrix-scroll {
  overflow-x: auto;
  -webkit-overflow-scrolling: touch;
  padding-bottom: 4px;
}
.heatmap-matrix {
  display: flex;
  flex-direction: column;
  gap: 5px;
  min-width: 440px;
}
.heatmap-row {
  display: flex;
  align-items: center;
  gap: 8px;
}
.heatmap-day-label {
  font-size: 11px;
  font-family: ui-monospace, SFMono-Regular, monospace;
  color: #64748b;
  width: 14px;
  text-align: center;
  flex-shrink: 0;
}
.heatmap-dots {
  display: flex;
  gap: 4.5px;
  flex: 1;
}
.heatmap-dot {
  flex: 1;
  aspect-ratio: 1;
  max-width: 14px;
  max-height: 14px;
  border-radius: 3px;
  background: #e2e8f0;
  transition: transform 0.15s ease, background-color 0.15s ease;
}
.heatmap-dot:hover {
  transform: scale(1.35);
  z-index: 2;
}
.heatmap-dot.lvl-0 { background: #eef2ef; }
.heatmap-dot.lvl-1 { background: #a7f3d0; }
.heatmap-dot.lvl-2 { background: #34d399; }
.heatmap-dot.lvl-3 { background: #059669; }

.heatmap-footer {
  display: flex;
  align-items: center;
  justify-content: flex-end;
  gap: 8px;
  margin-top: 18px;
  font-size: 11px;
  color: #64748b;
}
.heatmap-legend-dots {
  display: flex;
  gap: 3px;
}
.heatmap-legend-dots .heatmap-dot {
  width: 10px;
  height: 10px;
}

/* 3. Rewards Section (Immersive Showcase with Cover Art for each Reward Event) */
.rewards-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 28px;
}
.reward-card {
  background: #ffffff;
  border: 1px solid rgba(0, 0, 0, 0.07);
  border-radius: 22px;
  overflow: hidden;
  box-shadow: 0 4px 20px rgba(0, 0, 0, 0.03);
  display: flex;
  flex-direction: column;
  transition: transform 0.35s cubic-bezier(0.16, 1, 0.3, 1), box-shadow 0.35s ease, border-color 0.25s ease;
}
.reward-card:hover {
  transform: translateY(-6px);
  box-shadow: 0 20px 40px -10px rgba(245, 158, 11, 0.16), 0 8px 16px -4px rgba(0, 0, 0, 0.04);
  border-color: rgba(245, 158, 11, 0.35);
}
.reward-cover {
  position: relative;
  width: 100%;
  aspect-ratio: 16 / 10;
  overflow: hidden;
  background: #0f172a;
}
.reward-cover img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  object-position: center;
  display: block;
  transition: transform 0.6s cubic-bezier(0.16, 1, 0.3, 1);
}
.reward-card:hover .reward-cover img {
  transform: scale(1.06);
}
.reward-cost-badge {
  position: absolute;
  top: 14px;
  right: 14px;
  background: rgba(15, 23, 42, 0.72);
  color: #fbbf24;
  font-size: 13px;
  font-weight: 700;
  padding: 6px 14px;
  border-radius: 9999px;
  display: inline-flex;
  align-items: center;
  gap: 6px;
  box-shadow: 0 4px 14px rgba(0, 0, 0, 0.25);
  border: 1px solid rgba(251, 191, 36, 0.28);
}
.reward-cost-badge i {
  color: #f59e0b;
  font-size: 14px;
}
.reward-card-body {
  padding: 22px 24px 26px;
  display: flex;
  flex-direction: column;
  flex-grow: 1;
}
.reward-badge-row {
  display: flex;
  align-items: center;
  margin-bottom: 10px;
}
.reward-category {
  display: inline-flex;
  align-items: center;
  gap: 5px;
  font-size: 12px;
  font-weight: 650;
  color: #d97706;
  background: rgba(245, 158, 11, 0.1);
  padding: 3px 10px;
  border-radius: 6px;
  letter-spacing: 0.02em;
}
.reward-category i {
  font-size: 13px;
}
.reward-card h3 {
  font-size: 19px;
  font-weight: 700;
  color: #0f172a;
  letter-spacing: -0.015em;
  margin: 0 0 8px 0;
}
.reward-desc {
  font-size: 14px;
  line-height: 1.6;
  color: #64748b;
  margin: 0;
}

/* StarWish Custom Sections */
.starwish-section {
  max-width: 1200px;
  margin: 0 auto;
  padding: 0 32px;
}
.starwish-modes {
  margin-bottom: clamp(68px, 6.8vw, 88px);
}
.starwish-icon-wall {
  margin-bottom: clamp(68px, 6.8vw, 88px);
}
.starwish-loop {
  margin-bottom: clamp(100px, 10.5vw, 148px);
}

/* 1. Dual-Mode Architecture */
.modes-grid {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: 28px;
}
.mode-card {
  background: #ffffff;
  border-radius: 24px;
  padding: 36px 32px;
  position: relative;
  display: flex;
  flex-direction: column;
  box-shadow: 0 4px 20px rgba(0, 0, 0, 0.03);
  transition: transform 0.35s cubic-bezier(0.16, 1, 0.3, 1), box-shadow 0.35s ease, border-color 0.25s ease;
  border: 1px solid rgba(0, 0, 0, 0.07);
  overflow: hidden;
}
.mode-card:hover {
  transform: translateY(-5px);
}
.mode-kid {
  border-top: 4px solid #f59e0b;
}
.mode-kid:hover {
  box-shadow: 0 20px 40px -12px rgba(245, 158, 11, 0.16);
  border-color: rgba(245, 158, 11, 0.35);
}
.mode-parent {
  border-top: 4px solid #3b82f6;
}
.mode-parent:hover {
  box-shadow: 0 20px 40px -12px rgba(59, 130, 246, 0.16);
  border-color: rgba(59, 130, 246, 0.35);
}
.mode-header {
  display: flex;
  align-items: flex-start;
  justify-content: space-between;
  gap: 16px;
  margin-bottom: 20px;
}
.mode-badge-wrap {
  display: flex;
  align-items: center;
  gap: 14px;
}
.mode-icon {
  width: 48px;
  height: 48px;
  border-radius: 14px;
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 24px;
  transition: transform 0.3s cubic-bezier(0.34, 1.56, 0.64, 1);
}
.mode-card:hover .mode-icon {
  transform: scale(1.08) rotate(4deg);
}
.mode-kid .mode-icon {
  background: rgba(245, 158, 11, 0.12);
  color: #d97706;
}
.mode-parent .mode-icon {
  background: rgba(59, 130, 246, 0.12);
  color: #2563eb;
}
.mode-tag {
  font-size: 12px;
  font-weight: 600;
  color: #64748b;
  text-transform: uppercase;
  letter-spacing: 0.05em;
  display: block;
  margin-bottom: 2px;
}
.mode-card h3 {
  font-size: 22px;
  font-weight: 700;
  color: #0f172a;
  letter-spacing: -0.015em;
  margin: 0;
}
.mode-chip {
  display: inline-flex;
  align-items: center;
  gap: 6px;
  font-size: 12px;
  font-weight: 600;
  padding: 5px 12px;
  border-radius: 9999px;
  white-space: nowrap;
}
.chip-kid {
  background: rgba(245, 158, 11, 0.1);
  color: #d97706;
}
.chip-parent {
  background: rgba(59, 130, 246, 0.1);
  color: #2563eb;
}
.mode-desc {
  font-size: 15px;
  color: #475569;
  line-height: 1.7;
  margin: 0 0 24px 0;
}
.mode-feature-list {
  list-style: none;
  padding: 0;
  margin: 0;
  display: flex;
  flex-direction: column;
  gap: 12px;
}
.mode-feature-list li {
  display: flex;
  align-items: flex-start;
  gap: 10px;
  font-size: 14px;
  color: #334155;
  line-height: 1.55;
}
.mode-kid .mode-feature-list i {
  color: #f59e0b;
  font-size: 17px;
  flex-shrink: 0;
  margin-top: 1px;
}
.mode-parent .mode-feature-list i {
  color: #3b82f6;
  font-size: 17px;
  flex-shrink: 0;
  margin-top: 1px;
}

/* 2. 3D Icon Background Wall (Dual-track infinite marquee) */
.wall-tags {
  display: flex;
  flex-wrap: wrap;
  justify-content: center;
  gap: 8px;
  margin-top: 20px;
}
.wall-tag {
  display: inline-flex;
  align-items: center;
  font-size: 12.5px;
  font-weight: 550;
  color: #475569;
  background: rgba(0, 0, 0, 0.04);
  padding: 5px 14px;
  border-radius: 9999px;
  border: 1px solid rgba(0, 0, 0, 0.05);
  transition: background-color 0.2s ease, color 0.2s ease;
}
.wall-tag:hover {
  background: rgba(245, 158, 11, 0.1);
  color: #d97706;
}
.wall-mosaic-grid {
  display: grid;
  grid-template-columns: repeat(8, 1fr);
  gap: 14px;
  margin-top: 28px;
}
.wall-icon-card {
  background: #ffffff;
  border: 1px solid rgba(0, 0, 0, 0.06);
  border-radius: 20px;
  padding: 18px 10px 16px;
  display: flex;
  flex-direction: column;
  align-items: center;
  text-align: center;
  box-shadow: 0 4px 16px rgba(0, 0, 0, 0.025);
  transition: transform 0.3s cubic-bezier(0.34, 1.56, 0.64, 1), box-shadow 0.3s ease, border-color 0.2s ease;
  cursor: default;
}
.wall-icon-card:hover {
  transform: translateY(-5px) scale(1.03);
  box-shadow: 0 14px 28px -6px rgba(245, 158, 11, 0.18), 0 4px 10px rgba(0, 0, 0, 0.04);
  border-color: rgba(245, 158, 11, 0.35);
}
.wall-icon-thumb {
  width: 64px;
  height: 64px;
  border-radius: 16px;
  overflow: hidden;
  box-shadow: 0 6px 14px rgba(0, 0, 0, 0.06);
  margin-bottom: 10px;
  flex-shrink: 0;
  transition: transform 0.35s cubic-bezier(0.34, 1.56, 0.64, 1), box-shadow 0.35s ease;
}
.wall-icon-card:hover .wall-icon-thumb {
  transform: scale(1.08) rotate(3deg);
  box-shadow: 0 10px 20px rgba(0, 0, 0, 0.1);
}
.wall-icon-thumb img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  display: block;
  border-radius: 16px;
}
.wall-icon-info {
  display: flex;
  flex-direction: column;
  gap: 2px;
  width: 100%;
}
.wall-icon-category {
  font-size: 10.5px;
  font-weight: 600;
  color: #94a3b8;
  letter-spacing: 0.03em;
  text-transform: uppercase;
}
.wall-icon-name {
  font-size: 13px;
  font-weight: 650;
  color: #1e293b;
  white-space: nowrap;
  overflow: hidden;
  text-overflow: ellipsis;
}

/* 3. Growth Flywheel Loop */
.loop-grid {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 20px;
  position: relative;
}
.loop-card {
  background: #ffffff;
  border: 1px solid rgba(0, 0, 0, 0.06);
  border-radius: 20px;
  padding: 30px 22px;
  display: flex;
  flex-direction: column;
  position: relative;
  box-shadow: 0 4px 20px rgba(0, 0, 0, 0.025);
  transition: transform 0.35s cubic-bezier(0.16, 1, 0.3, 1), box-shadow 0.35s ease, border-color 0.25s ease;
}
.loop-card:hover {
  transform: translateY(-5px);
  box-shadow: 0 16px 36px -10px rgba(0, 0, 0, 0.08);
  border-color: rgba(245, 158, 11, 0.3);
}
.loop-card-top {
  display: flex;
  align-items: center;
  justify-content: space-between;
  margin-bottom: 20px;
}
.loop-step-badge {
  font-size: 13px;
  font-weight: 700;
  font-family: ui-monospace, SFMono-Regular, monospace;
  color: #d97706;
  background: rgba(245, 158, 11, 0.12);
  padding: 4px 10px;
  border-radius: 8px;
}
.loop-step-icon {
  width: 40px;
  height: 40px;
  border-radius: 12px;
  background: #f8fafc;
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 20px;
  color: #334155;
  transition: transform 0.3s cubic-bezier(0.34, 1.56, 0.64, 1), background-color 0.3s ease, color 0.3s ease;
}
.loop-card:hover .loop-step-icon {
  transform: scale(1.1);
  background: rgba(245, 158, 11, 0.15);
  color: #d97706;
}
.loop-card h3 {
  font-size: 18px;
  font-weight: 700;
  color: #0f172a;
  margin: 0 0 10px 0;
  letter-spacing: -0.015em;
}
.loop-card p {
  font-size: 13.5px;
  color: #64748b;
  line-height: 1.65;
  margin: 0;
}
.loop-connector {
  position: absolute;
  top: 50%;
  right: -14px;
  transform: translateY(-50%);
  width: 24px;
  height: 24px;
  border-radius: 50%;
  background: #ffffff;
  border: 1px solid rgba(0, 0, 0, 0.08);
  box-shadow: 0 2px 6px rgba(0, 0, 0, 0.05);
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 14px;
  color: #94a3b8;
  z-index: 3;
}

/* ReaderMode Custom Sections */
.readermode-section {
  max-width: 1200px;
  margin: 0 auto;
  padding: 0 32px;
}
.readermode-themes {
  margin-bottom: clamp(68px, 6.8vw, 88px);
}
.readermode-ai {
  margin-bottom: clamp(68px, 6.8vw, 88px);
}
.readermode-flow {
  margin-bottom: clamp(100px, 10.5vw, 148px);
}

/* 1. Themes & Typography Showcase */
.themes-showcase-grid {
  display: grid;
  grid-template-columns: 1fr 1.12fr;
  gap: 32px;
  align-items: center;
}
.themes-side {
  display: flex;
  flex-direction: column;
  gap: 16px;
}
.palette-cards {
  display: flex;
  flex-direction: column;
  gap: 10px;
}
.palette-card {
  display: flex;
  align-items: center;
  gap: 16px;
  padding: 12px 18px;
  background: var(--palette-bg);
  color: var(--palette-fg);
  border: 1px solid var(--palette-border);
  border-radius: 16px;
  box-shadow: 0 2px 8px rgba(0, 0, 0, 0.03);
  transition: transform 0.25s cubic-bezier(0.16, 1, 0.3, 1), box-shadow 0.25s ease;
}
.palette-card:hover {
  transform: translateX(4px);
  box-shadow: 0 6px 18px rgba(0, 0, 0, 0.08);
}
.palette-card-sample {
  display: flex;
  align-items: center;
  gap: 10px;
  min-width: 105px;
}
.palette-card-font {
  font-size: 22px;
  font-family: Georgia, serif;
  font-weight: 700;
  line-height: 1;
}
.palette-card-tag {
  font-size: 13px;
  font-weight: 600;
  opacity: 0.9;
}
.palette-card-info {
  display: flex;
  flex-direction: column;
  gap: 2px;
}
.palette-card-en {
  font-size: 13px;
  font-weight: 600;
  opacity: 0.95;
}
.palette-card-desc {
  font-size: 12px;
  opacity: 0.75;
}
.readermode-specs {
  display: flex;
  flex-direction: column;
  gap: 8px;
  background: #ffffff;
  border: 1px solid rgba(0, 0, 0, 0.07);
  border-radius: 16px;
  padding: 16px 20px;
  box-shadow: 0 2px 12px rgba(0, 0, 0, 0.02);
}
.readermode-spec-item {
  display: flex;
  align-items: center;
  gap: 12px;
  font-size: 13px;
}
.spec-label {
  font-weight: 600;
  color: #0f172a;
  min-width: 68px;
  font-size: 12px;
  text-transform: uppercase;
  letter-spacing: 0.02em;
}
.spec-val {
  color: #64748b;
  font-size: 12.5px;
}

/* Preview Card */
.readermode-preview-card {
  background: #ffffff;
  border-radius: 22px;
  border: 1px solid rgba(0, 0, 0, 0.08);
  box-shadow: 0 16px 40px -12px rgba(15, 23, 42, 0.1);
  overflow: hidden;
  transition: transform 0.35s cubic-bezier(0.16, 1, 0.3, 1), box-shadow 0.35s ease;
}
.readermode-preview-card:hover {
  transform: translateY(-4px);
  box-shadow: 0 24px 50px -16px rgba(15, 23, 42, 0.15);
}
.readermode-card-header {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 14px 20px;
  background: #f8fafc;
  border-bottom: 1px solid rgba(0, 0, 0, 0.06);
}
.browser-window-dots {
  display: flex;
  gap: 6px;
}
.win-dot {
  width: 10px;
  height: 10px;
  border-radius: 50%;
}
.dot-red { background: #ff5f56; }
.dot-yellow { background: #ffbd2e; }
.dot-green { background: #27c93f; }
.readermode-header-badge {
  display: inline-flex;
  align-items: center;
  gap: 6px;
  font-size: 12px;
  font-weight: 600;
  color: #2563eb;
  background: rgba(37, 99, 235, 0.08);
  padding: 4px 10px;
  border-radius: 999px;
}
.readermode-screenshot-wrap {
  position: relative;
  background: #111827;
  overflow: hidden;
}
.readermode-screenshot-wrap img {
  display: block;
  width: 100%;
  height: auto;
  object-fit: contain;
}

/* 2. AI Reading Copilot */
.readermode-ai-grid {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: 24px;
}
.readermode-ai-card {
  background: #ffffff;
  border-radius: 20px;
  padding: 32px 28px;
  border: 1px solid rgba(0, 0, 0, 0.07);
  box-shadow: 0 4px 20px rgba(0, 0, 0, 0.03);
  display: flex;
  flex-direction: column;
  gap: 12px;
  transition: transform 0.3s cubic-bezier(0.16, 1, 0.3, 1), box-shadow 0.3s ease, border-color 0.25s ease;
}
.readermode-ai-card:hover {
  transform: translateY(-4px);
  border-color: rgba(99, 102, 241, 0.3);
  box-shadow: 0 16px 36px -10px rgba(99, 102, 241, 0.12);
}
.ai-card-icon {
  width: 46px;
  height: 46px;
  border-radius: 14px;
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 22px;
  background: rgba(99, 102, 241, 0.1);
  color: #4f46e5;
  transition: transform 0.3s cubic-bezier(0.34, 1.56, 0.64, 1);
}
.readermode-ai-card:hover .ai-card-icon {
  transform: scale(1.08) rotate(4deg);
}
.readermode-ai-card h3 {
  font-size: 19px;
  font-weight: 700;
  color: #0f172a;
  letter-spacing: -0.01em;
  margin: 0;
}
.readermode-ai-card p {
  font-size: 14.5px;
  line-height: 1.6;
  color: #475569;
  margin: 0;
}

/* 3. Focus Reading Workflow */
.readermode-flow-grid {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 20px;
  position: relative;
}
.readermode-flow-card {
  background: #ffffff;
  border-radius: 20px;
  padding: 28px 24px;
  border: 1px solid rgba(0, 0, 0, 0.07);
  box-shadow: 0 4px 18px rgba(0, 0, 0, 0.03);
  display: flex;
  flex-direction: column;
  position: relative;
  transition: transform 0.3s cubic-bezier(0.16, 1, 0.3, 1), box-shadow 0.3s ease, border-color 0.25s ease;
}
.readermode-flow-card:hover {
  transform: translateY(-4px);
  border-color: rgba(37, 99, 235, 0.3);
  box-shadow: 0 16px 36px -10px rgba(37, 99, 235, 0.12);
}
.flow-card-top {
  display: flex;
  align-items: center;
  justify-content: space-between;
  margin-bottom: 16px;
}
.flow-step-badge {
  font-size: 12px;
  font-weight: 800;
  letter-spacing: 0.05em;
  color: #2563eb;
  background: rgba(37, 99, 235, 0.1);
  padding: 4px 10px;
  border-radius: 8px;
}
.flow-step-icon {
  width: 38px;
  height: 38px;
  border-radius: 10px;
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 19px;
  background: #f1f5f9;
  color: #334155;
}
.flow-connector {
  position: absolute;
  right: -14px;
  top: 50%;
  transform: translateY(-50%);
  width: 24px;
  height: 24px;
  border-radius: 50%;
  background: #ffffff;
  border: 1px solid rgba(0, 0, 0, 0.1);
  color: #94a3b8;
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 14px;
  z-index: 2;
  box-shadow: 0 2px 6px rgba(0, 0, 0, 0.04);
}
.readermode-flow-card h3 {
  font-size: 17px;
  font-weight: 700;
  color: #0f172a;
  margin: 0 0 8px;
}
.readermode-flow-card p {
  font-size: 13.5px;
  line-height: 1.55;
  color: #475569;
  margin: 0;
}

/* ==========================================================================
   FeedLens (觅读) Bespoke Showcase Blocks (Restrained & Calm)
   ========================================================================== */
.feedlens-section {
  max-width: 1200px;
  margin: 0 auto;
  padding: 0 32px;
}
.feedlens-discovery {
  margin-bottom: clamp(100px, 10.5vw, 148px);
}

/* 1. Ambient Discovery & In-Tab Reading (3-column Flow Grid) */
.discovery-flow-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 24px;
}
.discovery-flow-card {
  background: #ffffff;
  border: 1px solid rgba(0, 0, 0, 0.07);
  border-radius: 20px;
  padding: 28px 26px;
  box-shadow: 0 4px 20px rgba(0, 0, 0, 0.02);
  display: flex;
  flex-direction: column;
  transition: transform 0.3s cubic-bezier(0.16, 1, 0.3, 1), box-shadow 0.3s ease, border-color 0.25s ease;
}
.discovery-flow-card:hover {
  transform: translateY(-4px);
  border-color: rgba(234, 88, 12, 0.25);
  box-shadow: 0 16px 36px -10px rgba(234, 88, 12, 0.1);
}
.flow-card-header {
  display: flex;
  align-items: center;
  justify-content: space-between;
  margin-bottom: 18px;
}
.flow-tag {
  font-size: 11.5px;
  font-weight: 700;
  color: #ea580c;
  background: rgba(234, 88, 12, 0.09);
  padding: 4px 10px;
  border-radius: 6px;
  letter-spacing: 0.02em;
}
.flow-icon {
  width: 38px;
  height: 38px;
  border-radius: 10px;
  background: #fff7ed;
  color: #ea580c;
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 19px;
}
.discovery-flow-card h3 {
  font-size: 18px;
  font-weight: 700;
  color: #0f172a;
  margin: 0 0 8px;
}
.discovery-flow-card p {
  font-size: 14px;
  line-height: 1.6;
  color: #475569;
  margin: 0 0 20px;
  flex: 1;
}
.flow-card-footer {
  padding-top: 14px;
  border-top: 1px solid rgba(0, 0, 0, 0.05);
  display: flex;
  align-items: center;
}
.flow-pill {
  font-size: 12px;
  color: #64748b;
  font-weight: 500;
  display: inline-flex;
  align-items: center;
  gap: 4px;
}
.flow-pill kbd {
  background: #f1f5f9;
  border: 1px solid #cbd5e1;
  border-radius: 4px;
  padding: 1px 5px;
  font-family: monospace;
  font-size: 11px;
  font-weight: 700;
  color: #334155;
}

/* ==========================================================================
   Jinshi (锦时起名) Custom Sections: Canons & Zen Name Card
   ========================================================================== */
.jinshi-section {
  max-width: 1200px;
  margin: 0 auto clamp(90px, 9.5vw, 136px);
  padding: 0 32px;
}
.jinshi-classics {
  margin-bottom: clamp(100px, 10.5vw, 148px);
}

/* Art Banner */
.jinshi-art-card {
  position: relative;
  margin: 0 0 36px;
  border-radius: 22px;
  overflow: hidden;
  box-shadow: 0 16px 40px -12px rgba(46, 78, 126, 0.12);
  border: 1px solid rgba(46, 78, 126, 0.1);
  background: #1a2e4d;
}
.jinshi-art-card img {
  width: 100%;
  height: auto;
  display: block;
}
.art-caption {
  position: absolute;
  bottom: 18px;
  left: 20px;
  right: 20px;
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 10px 18px;
  border-radius: 12px;
  background: rgba(15, 23, 42, 0.65);
  border: 1px solid rgba(255, 255, 255, 0.18);
  color: #ffffff;
}
.art-badge {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  font-size: 13px;
  font-weight: 600;
  letter-spacing: 0.04em;
  color: #fef08a;
}
.art-hint {
  font-size: 12.5px;
  color: rgba(255, 255, 255, 0.85);
  letter-spacing: 0.02em;
}

/* 9 Canons Grid */
.jinshi-classics-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 20px;
}
.classic-card {
  background: #ffffff;
  border: 1px solid rgba(46, 78, 126, 0.09);
  border-radius: 18px;
  padding: 24px 22px;
  display: flex;
  flex-direction: column;
  box-shadow: 0 4px 18px rgba(46, 78, 126, 0.03);
  transition: transform 0.28s cubic-bezier(0.16, 1, 0.3, 1), box-shadow 0.28s ease, border-color 0.25s ease;
}
.classic-card:hover {
  transform: translateY(-4px);
  border-color: rgba(46, 78, 126, 0.22);
  box-shadow: 0 14px 32px -8px rgba(46, 78, 126, 0.09);
}
.classic-card-header {
  display: flex;
  align-items: baseline;
  justify-content: space-between;
  margin-bottom: 8px;
}
.classic-title {
  font-family: "Songti SC", "STSong", "SimSun", "Noto Serif SC", serif;
  font-size: 18px;
  font-weight: 700;
  color: #1a2e4d;
  margin: 0;
}
.classic-source {
  font-size: 12px;
  color: #64748b;
  letter-spacing: 0.02em;
}
.classic-mood {
  font-size: 13px;
  font-weight: 600;
  color: #2e4e7e;
  margin: 0 0 12px;
  letter-spacing: 0.02em;
}
.classic-quote {
  font-family: "Songti SC", "STSong", "SimSun", "Noto Serif SC", serif;
  font-size: 13.5px;
  line-height: 1.68;
  color: #4b5563;
  margin: 0;
  padding-left: 12px;
  border-left: 2px solid rgba(196, 92, 72, 0.35);
  font-style: normal;
  flex: 1;
}

/* Poetic Name Card Layout */
.jinshi-namecard-layout {
  display: grid;
  grid-template-columns: 1.15fr 1fr;
  gap: 32px;
  align-items: center;
}
.jinshi-card-preview-wrap {
  display: flex;
  justify-content: center;
}
.zen-card-container {
  width: 100%;
  max-width: 480px;
  background: linear-gradient(145deg, #ffffff 0%, #faf8f5 100%);
  border: 1px solid rgba(46, 78, 126, 0.12);
  border-radius: 24px;
  padding: 32px 30px 24px;
  box-shadow: 0 16px 44px -10px rgba(46, 78, 126, 0.09);
  position: relative;
  overflow: hidden;
}
.zen-card-container::before {
  content: "";
  position: absolute;
  top: 0;
  left: 0;
  right: 0;
  height: 4px;
  background: linear-gradient(90deg, #2e4e7e 0%, #c45c48 100%);
}
.zen-card-tag-row {
  display: flex;
  align-items: center;
  justify-content: space-between;
  margin-bottom: 22px;
}
.zen-card-tag {
  display: inline-flex;
  align-items: center;
  gap: 6px;
  font-size: 12px;
  color: #2e4e7e;
  background: rgba(46, 78, 126, 0.07);
  padding: 4px 11px;
  border-radius: 8px;
  font-weight: 550;
}
.zen-seal-stamp {
  width: 44px;
  height: 44px;
  border: 2px solid #c45c48;
  border-radius: 6px;
  display: flex;
  align-items: center;
  justify-content: center;
  color: #c45c48;
  font-family: "Songti SC", "STSong", "SimSun", "Noto Serif SC", serif;
  font-size: 10.5px;
  font-weight: 700;
  line-height: 1.15;
  text-align: center;
  letter-spacing: 0.08em;
  padding: 2px;
  box-shadow: inset 0 0 0 1px rgba(196, 92, 72, 0.2);
  transform: rotate(-3deg);
  opacity: 0.9;
}
.zen-seal-stamp span {
  display: block;
  max-width: 26px;
}
.zen-name-header {
  margin-bottom: 20px;
}
.zen-fullname {
  font-family: "Songti SC", "STSong", "SimSun", "Noto Serif SC", serif;
  font-size: 34px;
  font-weight: 700;
  color: #1a2e4d;
  margin: 0 0 6px;
  letter-spacing: 0.08em;
}
.zen-phonetic {
  display: flex;
  align-items: center;
  gap: 12px;
}
.zen-pinyin {
  font-family: "Georgia", serif;
  font-size: 14px;
  color: #64748b;
  letter-spacing: 0.04em;
}
.zen-tone-tag {
  font-size: 11px;
  color: #c45c48;
  background: rgba(196, 92, 72, 0.08);
  padding: 2px 7px;
  border-radius: 4px;
  font-weight: 500;
}
.zen-verse-quote {
  background: #f4f6fa;
  border-radius: 14px;
  padding: 16px 18px;
  margin-bottom: 16px;
  display: flex;
  align-items: center;
  gap: 6px;
  border: 1px solid rgba(46, 78, 126, 0.06);
}
.zen-verse-quote .quote-mark {
  font-family: "Songti SC", "STSong", "SimSun", serif;
  font-size: 22px;
  color: #c45c48;
  line-height: 1;
}
.zen-verse-quote p {
  margin: 0;
  font-family: "Songti SC", "STSong", "SimSun", "Noto Serif SC", serif;
  font-size: 15px;
  font-weight: 600;
  color: #1e293b;
  line-height: 1.5;
  letter-spacing: 0.04em;
}
.zen-meaning-box {
  margin-bottom: 20px;
}
.zen-meaning-text {
  font-size: 13.5px;
  line-height: 1.7;
  color: #475569;
  margin: 0;
}
.zen-card-footer {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding-top: 14px;
  border-top: 1px dashed rgba(46, 78, 126, 0.12);
}
.zen-card-hint {
  font-size: 12px;
  color: #94a3b8;
}
.zen-fav-icon {
  font-size: 17px;
  color: #c45c48;
}

/* 3 Pillars List */
.jinshi-pillars-wrap {
  display: flex;
  flex-direction: column;
  gap: 16px;
}
.jinshi-pillar-card {
  background: #ffffff;
  border: 1px solid rgba(46, 78, 126, 0.08);
  border-radius: 18px;
  padding: 22px 24px;
  box-shadow: 0 4px 16px rgba(46, 78, 126, 0.025);
  transition: transform 0.25s ease, border-color 0.25s ease;
}
.jinshi-pillar-card:hover {
  transform: translateX(4px);
  border-color: rgba(46, 78, 126, 0.2);
}
.pillar-card-top {
  display: flex;
  align-items: center;
  justify-content: space-between;
  margin-bottom: 10px;
}
.pillar-num {
  font-size: 11px;
  font-weight: 700;
  letter-spacing: 0.06em;
  color: #94a3b8;
}
.pillar-icon {
  width: 34px;
  height: 34px;
  border-radius: 9px;
  background: rgba(46, 78, 126, 0.08);
  color: #2e4e7e;
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 17px;
}
.jinshi-pillar-card h3 {
  font-size: 17px;
  font-weight: 700;
  color: #0f172a;
  margin: 0 0 6px;
}
.jinshi-pillar-card p {
  font-size: 13.5px;
  line-height: 1.6;
  color: #475569;
  margin: 0;
}

/* ==========================================================================
   CStudy (哒哒算法岛) Immersive Large Hero & Custom Blocks
   ========================================================================== */

/* 1. Immersive Large Hero */
.cstudy-hero {
  padding: 88px 24px 72px;
  background: 
    radial-gradient(ellipse 65% 55% at 50% 0%, rgba(254, 215, 170, 0.35) 0%, rgba(255, 247, 237, 0.12) 60%, rgba(255, 255, 255, 0) 100%),
    linear-gradient(180deg, #fdfbf7 0%, #ffffff 100%);
  text-align: center;
  position: relative;
  overflow: hidden;
}
.cstudy-hero-inner {
  max-width: 1200px;
  margin: 0 auto;
}
.cstudy-hero-badge {
  display: inline-flex;
  align-items: center;
  gap: 6px;
  background: rgba(217, 119, 6, 0.08);
  border: 1px solid rgba(217, 119, 6, 0.22);
  border-radius: 9999px;
  padding: 6px 16px;
  font-size: 13px;
  font-weight: 600;
  color: #b45309;
  margin-bottom: 24px;
}
.cstudy-hero-badge i {
  font-size: 15px;
  color: #d97706;
}
.cstudy-hero-title {
  font-size: clamp(34px, 5.2vw, 58px);
  font-weight: 900;
  letter-spacing: -0.035em;
  line-height: 1.15;
  color: #0f172a;
  margin: 0 0 18px;
}
.cstudy-hero-sub {
  font-size: clamp(15px, 1.85vw, 19px);
  color: #475569;
  line-height: 1.65;
  max-width: 660px;
  margin: 0 auto 30px;
}
.cstudy-hero-actions {
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 14px;
  flex-wrap: wrap;
  margin-bottom: 16px;
}
.cstudy-cta-btn {
  padding: 13px 30px;
  font-size: 15px;
  font-weight: 650;
  box-shadow: 0 4px 16px rgba(217, 119, 6, 0.25);
}
.cstudy-sub-btn {
  display: inline-flex;
  align-items: center;
  gap: 6px;
  padding: 13px 24px;
  border-radius: 9999px;
  background: rgba(0, 0, 0, 0.035);
  border: 1px solid rgba(0, 0, 0, 0.08);
  color: #334155;
  font-size: 14.5px;
  font-weight: 600;
  text-decoration: none;
  transition: all 0.18s ease;
}
.cstudy-sub-btn:hover {
  background: rgba(0, 0, 0, 0.07);
  color: #0f172a;
  transform: translateY(-1px);
}
.cstudy-hero-hint {
  font-size: 12.5px;
  color: #94a3b8;
  margin: 0 0 48px;
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 6px;
}
.cstudy-hero-hint i {
  color: #16a34a;
  font-size: 14px;
}
.cstudy-hero-canvas {
  width: 100%;
  border-radius: 22px;
  overflow: hidden;
  box-shadow: 
    0 25px 65px -18px rgba(217, 119, 6, 0.22),
    0 10px 24px -8px rgba(15, 23, 42, 0.06),
    0 0 0 1px rgba(0, 0, 0, 0.06);
  background: #f8fafc;
  aspect-ratio: 16 / 9;
}
.cstudy-hero-img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  display: block;
}

/* 2. Compact Stats Bar */
.cstudy-stats-bar-section {
  max-width: 1100px;
  margin: -36px auto 72px;
  padding: 0 24px;
  position: relative;
  z-index: 2;
}
.cstudy-stats-bar {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  background: #ffffff;
  border: 1px solid rgba(217, 119, 6, 0.16);
  border-radius: 20px;
  box-shadow: 
    0 14px 34px -4px rgba(0, 0, 0, 0.06),
    0 2px 8px rgba(0, 0, 0, 0.02);
  padding: 24px 20px;
}
.cstudy-bar-item {
  text-align: center;
  padding: 8px 24px;
  border-right: 1px solid #f1f5f9;
}
.cstudy-bar-item:last-child {
  border-right: none;
}
.cstudy-bar-num {
  font-size: clamp(28px, 3.2vw, 40px);
  font-weight: 900;
  color: #d97706;
  line-height: 1;
  margin-bottom: 6px;
  letter-spacing: -0.02em;
}
.cstudy-bar-label {
  font-size: 14.5px;
  font-weight: 700;
  color: #1e293b;
  margin-bottom: 4px;
}
.cstudy-bar-desc {
  font-size: 12.5px;
  color: #64748b;
  margin: 0;
  line-height: 1.45;
}

/* 3. Common Section Container */
.cstudy-section {
  max-width: 1200px;
  margin: 0 auto 80px;
  padding: 0 24px;
}

/* 2. Learning Loop Grid */
.cstudy-loop-grid {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 20px;
}
.cstudy-loop-card {
  background: #ffffff;
  border: 1px solid rgba(0, 0, 0, 0.08);
  border-radius: 18px;
  padding: 28px 22px;
  box-shadow: 0 2px 12px rgba(0, 0, 0, 0.04);
  transition: transform 0.2s ease, box-shadow 0.2s ease;
}
.cstudy-loop-card:hover {
  transform: translateY(-3px);
  box-shadow: 0 10px 25px rgba(217, 145, 74, 0.1);
  border-color: rgba(217, 145, 74, 0.35);
}
.cstudy-loop-top {
  display: flex;
  align-items: center;
  justify-content: space-between;
  margin-bottom: 16px;
}
.cstudy-loop-step {
  font-size: 12px;
  font-weight: 800;
  color: #c2410c;
  background: #ffedd5;
  padding: 3px 10px;
  border-radius: 20px;
}
.cstudy-loop-icon {
  width: 36px;
  height: 36px;
  border-radius: 10px;
  background: rgba(217, 145, 74, 0.12);
  color: #d97706;
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 18px;
}
.cstudy-loop-card h3 {
  font-size: 17px;
  font-weight: 700;
  color: #1e293b;
  margin: 0 0 8px;
}
.cstudy-loop-card p {
  font-size: 13.5px;
  line-height: 1.65;
  color: #64748b;
  margin: 0;
}

/* 3. Island Roadmap Grid */
.cstudy-islands-grid {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 22px;
}
.cstudy-island-card {
  background: #ffffff;
  border: 1px solid rgba(0, 0, 0, 0.08);
  border-radius: 18px;
  overflow: hidden;
  box-shadow: 0 4px 16px rgba(0, 0, 0, 0.04);
  transition: transform 0.2s ease, box-shadow 0.2s ease;
}
.cstudy-island-card:hover {
  transform: translateY(-4px);
  box-shadow: 0 12px 30px rgba(0, 0, 0, 0.08);
}
.cstudy-island-media {
  width: 100%;
  aspect-ratio: 16 / 10;
  overflow: hidden;
  background: #f8fafc;
}
.cstudy-island-media img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  display: block;
  transition: transform 0.3s ease;
}
.cstudy-island-card:hover .cstudy-island-media img {
  transform: scale(1.04);
}
.cstudy-island-info {
  padding: 20px 20px 22px;
}
.cstudy-island-info h3 {
  font-size: 16px;
  font-weight: 700;
  color: #1e293b;
  margin: 0 0 6px;
}
.cstudy-island-info p {
  font-size: 13px;
  line-height: 1.6;
  color: #64748b;
  margin: 0;
}

/* Responsive adjustments */
@media (min-width: 1600px) {
  .chapter-inner { gap: 110px; }
}
@media (max-width: 1100px) {
  .chapter-inner { gap: 45px; }
  .contact-banner, .related, .features, .product-story { margin-left: 24px; margin-right: 24px; }
  .app-list { padding-inline: 24px; }
  .feedback-section { gap: 45px; }
  .pillars-grid { grid-template-columns: repeat(2, 1fr); gap: 16px; }
  .actions-container { grid-template-columns: 1fr; gap: 40px; }
  .rewards-grid { grid-template-columns: repeat(2, 1fr); gap: 20px; }
  .loop-grid { grid-template-columns: repeat(2, 1fr); gap: 20px; }
  .loop-connector { display: none; }
  .wall-mosaic-grid { grid-template-columns: repeat(4, 1fr); gap: 14px; }
  .themes-showcase-grid { grid-template-columns: 1fr; gap: 32px; }
  .readermode-flow-grid { grid-template-columns: repeat(2, 1fr); gap: 20px; }
  .flow-connector { display: none; }
  .discovery-flow-grid { gap: 18px; }
  .jinshi-classics-grid { grid-template-columns: repeat(2, 1fr); gap: 16px; }
  .jinshi-namecard-layout { grid-template-columns: 1fr; gap: 36px; }
  .cstudy-loop-grid { grid-template-columns: repeat(2, 1fr); gap: 16px; }
  .cstudy-islands-grid { grid-template-columns: repeat(2, 1fr); gap: 18px; }
}
@media (max-width: 850px) {
  .chapter-inner { gap: 30px; }
  .product-chapter { padding-left: 24px; padding-right: 24px; }
  .feedback-section { grid-template-columns: 1fr; gap: 40px; }
  .related-grid { grid-template-columns: repeat(2, 1fr); gap: 16px; }
  .modes-grid { grid-template-columns: 1fr; gap: 20px; }
  .readermode-ai-grid { grid-template-columns: 1fr; gap: 16px; }
  .discovery-flow-grid { grid-template-columns: 1fr; gap: 16px; }
  .art-caption { flex-direction: column; align-items: flex-start; gap: 6px; }
  .cstudy-hero { padding: 64px 20px 48px; }
  .cstudy-stats-bar-section { margin-top: -24px; margin-bottom: 56px; }
}
@media (max-width: 600px) {
  html { scroll-padding-top: 65px; }
  .page-heading, .legal-top, .legal-document { padding-inline: 20px; }
  .app-list { padding-inline: 20px; }
  .faq, .brand-philosophy { padding-inline: 20px; }
  .home-intro { min-height: calc(100svh - 64px); padding: 50px 20px 44px; }
  .home-intro h1 { font-size: clamp(28px, 7.5vw, 34px); line-height: 1.3; }
  .hero-actions { flex-direction: column; width: 100%; }
  .hero-actions a { width: 100%; }
  .app-dock { gap: 10px; padding: 12px 14px; }
  .dock-icon { width: 42px; height: 42px; }
  .dock-title { font-size: 10px; }
  .product-chapter { padding: 60px 20px 60px; }
  .chapter-inner { grid-template-columns: minmax(0, 1fr); gap: 35px; }
  .chapter-copy, .is-reversed .chapter-copy { grid-column: 1; grid-row: auto; margin: 0; max-width: none; }
  .is-reversed .product-visual { grid-column: 1; grid-row: auto; }
  .chapter-copy h2 { font-size: 30px; }
  .chapter-description { font-size: 14px; }
  .chapter-actions { flex-direction: column; align-items: flex-start; gap: 12px; }
  .chapter-actions a { width: 100%; text-align: center; }
  .chapter-jinshi .miniprogram-qr-card {
    display: flex;
    flex-direction: row-reverse;
    justify-content: space-between;
    width: 100%;
    gap: 14px;
    margin-top: 20px;
    padding: 14px 16px;
  }
  .chapter-jinshi .miniprogram-qr-img { width: 76px; height: 76px; }
  .chapter-jinshi .miniprogram-qr-info { flex: 1; min-width: 0; gap: 6px; }
  .chapter-index { left: 20px; right: 20px; bottom: 18px; }
  .philosophy-box { padding: 40px 24px; border-radius: 18px; }
  .philosophy-box h2 { font-size: 24px; }
  .contact-banner { flex-direction: column; align-items: flex-start; padding: 30px 24px; margin: 0 20px 60px; }
  .related-grid { grid-template-columns: 1fr; }
  .feedback-section { padding: 45px 20px 75px; }
  .footer { padding: 45px 20px 24px; }
  .footer-main { flex-direction: column; gap: 24px; }
  .footer-links { flex-wrap: wrap; gap: 16px; }
  .footer-bottom { flex-direction: column; gap: 10px; align-items: flex-start; }
  .polaris-section, .starwish-section, .readermode-section, .feedlens-section, .jinshi-section, .cstudy-section { margin-bottom: 54px; padding: 0 20px; }
  .polaris-pillars, .polaris-actions, .starwish-modes, .starwish-icon-wall, .readermode-themes, .readermode-ai, .feedlens-discovery, .jinshi-classics, .jinshi-namecard, .cstudy-stats, .cstudy-loop, .cstudy-islands { margin-bottom: 46px; }
  .polaris-rewards, .starwish-loop, .readermode-flow { margin-bottom: 68px; }
  .section-intro { margin-bottom: 30px; }
  .pillars-grid { grid-template-columns: 1fr; gap: 14px; }
  .rewards-grid { grid-template-columns: 1fr; gap: 18px; }
  .pillar-card, .heatmap-card, .mode-card { padding: 24px 20px; }
  .reward-card-body { padding: 18px 20px 22px; }
  .reward-card h3 { font-size: 17px; }
  .loop-grid { grid-template-columns: 1fr; gap: 14px; }
  .loop-card { padding: 24px 20px; }
  .readermode-flow-grid { grid-template-columns: 1fr; gap: 14px; }
  .readermode-flow-card, .readermode-ai-card { padding: 24px 20px; }
  .discovery-flow-card { padding: 22px 20px; }
  .jinshi-classics-grid { grid-template-columns: 1fr; gap: 14px; }
  .cstudy-hero { padding: 52px 20px 36px; }
  .cstudy-hero-actions { flex-direction: column; width: 100%; gap: 10px; }
  .cstudy-hero-actions a { width: 100%; justify-content: center; }
  .cstudy-hero-hint { margin-bottom: 32px; font-size: 12px; }
  .cstudy-hero-canvas { border-radius: 14px; }
  .cstudy-stats-bar-section { margin: 16px auto 48px; padding: 0 20px; }
  .cstudy-stats-bar { grid-template-columns: 1fr; gap: 14px; padding: 18px 16px; border-radius: 16px; }
  .cstudy-bar-item { border-right: none; border-bottom: 1px solid #f1f5f9; padding: 6px 12px 14px; }
  .cstudy-bar-item:last-child { border-bottom: none; padding-bottom: 4px; }
  .cstudy-loop-grid { grid-template-columns: 1fr; gap: 14px; }
  .cstudy-islands-grid { grid-template-columns: 1fr; gap: 16px; }
  .zen-card-container { padding: 24px 18px 20px; }
  .zen-fullname { font-size: 28px; }
  .palette-card { padding: 10px 14px; }
  .palette-card-sample { min-width: 92px; }
  .palette-card-font { font-size: 18px; }
  .palette-card-tag { font-size: 12px; }
  .wall-mosaic-grid { grid-template-columns: repeat(4, 1fr); gap: 8px; margin-top: 20px; }
  .wall-icon-card { padding: 12px 6px 10px; border-radius: 16px; }
  .wall-icon-thumb { width: 48px; height: 48px; border-radius: 12px; margin-bottom: 6px; }
  .wall-icon-thumb img { border-radius: 12px; }
  .wall-icon-name { font-size: 11.5px; }
  .wall-icon-category { font-size: 9.5px; }
}

@media (prefers-reduced-motion: reduce) {
  html { scroll-behavior: auto; }
  *, *:before, *:after { transition: none !important; animation: none !important; }
  .product-visual { transform: none !important; will-change: auto; }
}
.heatmap-scroll-hint { display: none; }
@media (max-width: 600px) {
  .heatmap-scroll-hint { display: block; margin: 8px 0 0; font-size: 12px; color: var(--muted); }
}

/* Short feedback on small controls only; no idle or scroll-driven animation. */
@media (prefers-reduced-motion: no-preference) {
  .primary-link, .secondary-link, .secondary-button,
  .chapter-actions .text-link, .text-link, .app-dock a {
    transition: transform 120ms ease-out, color 150ms ease-out, background-color 150ms ease-out;
  }
  .primary-link:active, .secondary-link:active, .secondary-button:active,
  .chapter-actions .text-link:active { transform: scale(.97); }
  .primary-link i, .text-link i, .chapter-actions .text-link i,
  .dock-icon, .dock-title, .app-dock a::after, .faq-toggle {
    transition: transform 150ms ease-out, opacity 150ms ease-out, color 150ms ease-out;
  }
  .app-dock a:focus-visible .dock-icon { transform: translateY(-3px); }
  .app-dock a:focus-visible::after { opacity: 1; transform: scale(1); }
  .primary-link:focus-visible > i:last-child,
  .text-link:focus-visible > i:last-child { transform: translateX(2px); }
  .hero-primary-btn:focus-visible > i:last-child { transform: translateY(2px); }
}
@media (hover: hover) and (pointer: fine) and (prefers-reduced-motion: no-preference) {
  .primary-link:hover, .secondary-link:hover { transform: translateY(-1px); }
  .primary-link:active, .secondary-link:active { transform: scale(.97); }
  .primary-link:hover i, .text-link:hover i,
  .chapter-actions .text-link:hover i { transform: none; }
  .primary-link:hover > i:last-child, .text-link:hover > i:last-child,
  .chapter-actions .text-link:hover > i:last-child { transform: translateX(2px); }
  .hero-primary-btn:hover > i:last-child { transform: translateY(2px); }
  .app-dock a:hover .dock-icon { transform: translateY(-3px); }
  .app-dock a:active, .app-dock a:active .dock-icon { transform: scale(.97); }
}
/* Keep inline links and labels in place; only their decorative arrow moves. */
.text-link:hover { gap: 8px; }
.chapter-actions .text-link:hover { gap: 7px; transform: none; }
@media (prefers-reduced-motion: no-preference) {
  .chapter-actions .text-link:active { transform: scale(.97); }
}
.app-dock a:hover .dock-title { font-weight: 500; transform: none; }
.dock-shine { transition: opacity 150ms ease-out; }
.app-dock a:hover .dock-shine { transform: none; }
.footer-links a:not(.footer-mail) {
  position: relative;
}
.footer-links a:not(.footer-mail)::after {
  content: '';
  position: absolute;
  inset-inline: 0;
  bottom: -3px;
  height: 1px;
  background: currentColor;
  transform: scaleX(0);
  transform-origin: left;
}
@media (prefers-reduced-motion: no-preference) {
  .footer-links a:not(.footer-mail)::after { transition: transform 150ms ease-out; }
}
.footer-links a:not(.footer-mail):is(:hover, :focus-visible)::after { transform: scaleX(1); }
@media (hover: none), (prefers-reduced-motion: reduce) {
  .primary-link:hover, .secondary-link:hover, .chapter-actions .text-link:hover,
  .primary-link:hover i, .text-link:hover i, .chapter-actions .text-link:hover i,
  .app-dock a:hover .dock-icon { transform: none; }
}

/* One-time content reveal; harmonious & silky smooth flow */
:root {
  --entry-duration: 600ms;
  --entry-distance: 20px;
  --entry-fade-ease: cubic-bezier(0.22, 1, 0.36, 1);
  --entry-move-ease: cubic-bezier(0.22, 1, 0.36, 1);
}
@media (prefers-reduced-motion: no-preference) {
  .entry-ready {
    opacity: 0;
    translate: 0 var(--entry-distance);
    will-change: opacity, translate;
  }
  .entry-ready.entry-visible {
    opacity: 1;
    translate: 0 0;
    transition: opacity var(--entry-duration) var(--entry-fade-ease),
                translate var(--entry-duration) var(--entry-move-ease);
  }

  /* 连贯图文流动：视觉界面展示微错开 90ms 随文字流光托起 */
  .chapter-inner .product-visual.entry-ready.entry-visible,
  .product-story .story-scene.entry-ready.entry-visible {
    transition: opacity 650ms var(--entry-fade-ease) 90ms,
                translate 650ms var(--entry-move-ease) 90ms;
  }

  /* 品牌理念板块：整块更从容地托起 */
  .philosophy-box.entry-ready.entry-visible {
    transition: opacity 700ms var(--entry-fade-ease),
                translate 700ms var(--entry-move-ease);
  }
}