:root {
  --bg: #eff8fd;
  --surface: #ffffff;
  --fg: #121e2a;
  --muted: #596571;
  --border: #d3dee7;
  --accent: #0090ea;
  --accent-2: #00beac;
  --soft: #d7f2ff;
  --deep: #004495;
  --warning: #e5b650;
  --container: 1240px;
  --gutter: clamp(18px, 4vw, 40px);
  --radius: 14px;
  --shadow: 0 18px 42px rgba(0, 144, 234, 0.12);
  color-scheme: light;
}

* { box-sizing: border-box; }
html { scroll-behavior: smooth; }
body {
  margin: 0;
  min-width: 320px;
  background: linear-gradient(180deg, var(--bg) 0%, #f7fbfe 46%, #fff 100%);
  color: var(--fg);
  font-family: "Noto Sans SC", "PingFang SC", "Microsoft YaHei", system-ui, sans-serif;
  line-height: 1.6;
  -webkit-font-smoothing: antialiased;
  overflow-x: hidden;
}
a { color: inherit; text-decoration: none; }
img { display: block; max-width: 100%; }
h1, h2, h3, p { margin: 0; }
button { font: inherit; }
.container {
  width: min(100%, var(--container));
  margin-inline: auto;
  padding-inline: var(--gutter);
}
.narrow { max-width: 960px; }

.topbar {
  position: fixed;
  inset: 0 0 auto;
  z-index: 50;
  height: 72px;
  border-bottom: 1px solid rgba(211, 222, 231, 0.84);
  background: rgba(239, 248, 253, 0.86);
  backdrop-filter: blur(18px);
}
.topbar-inner {
  height: 72px;
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 24px;
}
.brand {
  display: inline-flex;
  align-items: center;
  gap: 9px;
  font-weight: 800;
  color: var(--fg);
}
.brand-mark {
  display: grid;
  place-items: center;
  width: 22px;
  height: 22px;
  border-radius: 6px;
  background: var(--accent);
  color: #fff;
  font-size: 10px;
  line-height: 1;
}
.brand.dark { color: var(--fg); }
.brand.dark .brand-mark { background: var(--accent-2); }
.brand-text { font-size: 20px; }
.desktop-nav {
  position: absolute;
  left: 50%;
  transform: translateX(-50%);
  display: flex;
  gap: 8px;
}
.desktop-nav a {
  border-radius: 999px;
  padding: 8px 14px;
  color: var(--muted);
  font-size: 14px;
  transition: background 180ms ease, color 180ms ease;
}
body[data-page="home"] [data-nav="home"],
body[data-page="features"] [data-nav="features"],
body[data-page="pricing"] [data-nav="pricing"],
.desktop-nav a:hover {
  background: #fff;
  color: var(--accent);
}
.nav-cta,
.btn,
.price-card button {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  min-height: 42px;
  border: 0;
  border-radius: 999px;
  padding: 10px 20px;
  background: var(--accent);
  color: #fff;
  font-weight: 800;
  cursor: pointer;
  transition: transform 180ms ease, background 180ms ease, box-shadow 180ms ease;
}
.nav-cta:hover,
.btn:hover,
.price-card button:hover {
  transform: translateY(-1px);
  box-shadow: 0 12px 28px rgba(0, 144, 234, 0.22);
}
.btn.green,
.price-card button.filled { background: var(--accent-2); }
.menu-toggle {
  display: none;
  width: 42px;
  height: 42px;
  border: 1px solid var(--border);
  border-radius: 999px;
  background: #fff;
  cursor: pointer;
}
.menu-toggle span,
.menu-toggle span::before,
.menu-toggle span::after {
  display: block;
  width: 18px;
  height: 2px;
  border-radius: 999px;
  background: var(--fg);
}
.menu-toggle span { position: relative; margin: auto; }
.menu-toggle span::before,
.menu-toggle span::after {
  content: "";
  position: absolute;
  left: 0;
}
.menu-toggle span::before { top: -6px; }
.menu-toggle span::after { top: 6px; }
.mobile-nav {
  display: none;
  position: fixed;
  inset: 72px 0 auto;
  padding: 22px var(--gutter) 28px;
  background: linear-gradient(180deg, var(--bg), var(--soft));
  box-shadow: var(--shadow);
}
.mobile-nav a {
  display: block;
  border-radius: 12px;
  padding: 14px 10px;
  color: var(--fg);
  font-weight: 700;
}
body.menu-open .mobile-nav { display: block; }

.scroll-hero {
  position: relative;
  height: 200vh;
  background: linear-gradient(120deg, var(--bg) 0%, #f7fbfe 58%, var(--soft) 100%);
}
.hero-shell {
  position: sticky;
  top: 0;
  min-height: 100dvh;
  display: flex;
  align-items: center;
  overflow: hidden;
}
.hero-motif {
  position: absolute;
  right: -10vw;
  top: 0;
  bottom: 0;
  z-index: 0;
  width: 52vw;
  min-width: 420px;
  clip-path: polygon(24% 0, 100% 0, 100% 100%, 0 100%);
  background:
    radial-gradient(circle at 32% 22%, rgba(255,255,255,.42), transparent 30%),
    radial-gradient(circle at 72% 62%, rgba(0,190,172,.2), transparent 34%),
    linear-gradient(140deg, rgba(0,144,234,.34) 0%, rgba(215,242,255,.78) 54%, rgba(0,68,149,.16) 100%);
  border-left: 1px solid rgba(0,144,234,.12);
}
.hero-ring {
  position: absolute;
  right: 5vw;
  top: 18%;
  z-index: 1;
  width: 112px;
  height: 112px;
  border: 14px solid rgba(255,255,255,.18);
  border-radius: 24px;
  transform: rotate(18deg);
}
.hero-star {
  position: absolute;
  top: 15%;
  right: 15%;
  z-index: 4;
  color: var(--accent-2);
  font-size: 32px;
  opacity: .62;
  animation: spinSlow 8s linear infinite;
}
.hero-carousel {
  position: absolute;
  inset: 0;
  z-index: 1;
  display: grid;
  place-items: center;
  perspective: 900px;
  pointer-events: none;
}
.carousel-stage {
  position: relative;
  width: min(60vw, 700px);
  height: min(34vw, 400px);
  transform-style: preserve-3d;
  transform: translateZ(-550px);
  will-change: transform;
}
.carousel-panel {
  position: absolute;
  inset: 0;
  margin: 0;
  overflow: hidden;
  border-radius: 14px;
  transform: rotateY(var(--angle)) translateZ(550px);
  backface-visibility: hidden;
  box-shadow: 0 25px 50px -12px rgba(0,144,234,.28);
}
.carousel-panel img {
  width: 100%;
  height: 100%;
  object-fit: cover;
}
.hero-copy {
  position: relative;
  z-index: 3;
  width: 100%;
  padding: 120px 48px 80px;
  background: linear-gradient(90deg, rgba(247,251,254,.94) 0%, rgba(247,251,254,.72) 55%, rgba(247,251,254,0) 100%);
}
.hero-copy-inner { max-width: 620px; }
.eyebrow {
  color: var(--accent-2);
  font-size: 13px;
  font-weight: 800;
}
.hero-copy h1,
.chapter-copy h1,
.dark-hero h1 {
  color: var(--accent);
  font-size: clamp(42px, 5vw, 72px);
  line-height: 1.12;
  font-weight: 800;
}
.lead {
  max-width: 540px;
  margin-top: 20px;
  color: var(--fg);
  font-size: clamp(16px, 1.2vw, 18px);
}
.hero-actions {
  display: flex;
  align-items: center;
  flex-wrap: wrap;
  gap: 16px;
  margin-top: 30px;
}
.text-link {
  color: var(--accent);
  font-weight: 800;
}
.text-link span { display: inline-block; transition: transform 180ms ease; }
.text-link:hover span { transform: translateX(4px); }
.hero-progress {
  position: absolute;
  left: 0;
  right: 0;
  bottom: 56px;
  z-index: 4;
  width: min(100% - 40px, var(--container));
  margin-inline: auto;
}
.carousel-tabs {
  display: flex;
  justify-content: center;
  gap: 16px;
  margin-bottom: 12px;
  color: var(--muted);
  font-size: 12px;
}
.carousel-tabs span::before {
  content: "";
  display: inline-block;
  width: 8px;
  height: 8px;
  margin-right: 7px;
  border-radius: 50%;
  background: rgba(0,144,234,.22);
}
.carousel-tabs span.is-active {
  color: var(--accent);
  font-weight: 800;
}
.carousel-tabs span.is-active::before { background: var(--warning); }
.progress-track {
  height: 4px;
  overflow: hidden;
  border-radius: 999px;
  background: rgba(0,144,234,.16);
}
.progress-fill {
  display: block;
  height: 100%;
  transform-origin: left;
  transform: scaleX(0);
  background: linear-gradient(90deg, var(--accent), var(--accent-2));
}
.page-strip {
  position: absolute;
  left: 0;
  right: 0;
  bottom: 0;
  z-index: 4;
  height: 48px;
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding-inline: max(var(--gutter), calc((100vw - var(--container)) / 2 + var(--gutter)));
  background: rgba(239,248,253,.92);
  color: var(--muted);
  font-size: 12px;
}

.section {
  padding: clamp(64px, 8vw, 100px) 0;
  background: #fff;
}
.section.soft,
.pricing-section,
.faq-section,
.stats-section {
  background: linear-gradient(180deg, var(--bg), #f7fbfe);
}
.section-head {
  max-width: 760px;
  margin: 0 auto 42px;
  text-align: center;
}
.section-head h2 {
  margin-top: 10px;
  color: var(--accent);
  font-size: clamp(32px, 4vw, 50px);
  line-height: 1.12;
}
.section-head p:not(.eyebrow) {
  margin-top: 14px;
  color: var(--muted);
}
.value-grid,
.feature-grid,
.testimonial-grid,
.pricing-grid {
  display: grid;
  gap: 24px;
}
.value-grid { grid-template-columns: repeat(2, minmax(0, 1fr)); }
.feature-grid { grid-template-columns: repeat(3, minmax(0, 1fr)); }
.testimonial-grid,
.pricing-grid { grid-template-columns: repeat(3, minmax(0, 1fr)); }
.card,
.price-card {
  position: relative;
  overflow: hidden;
  border: 1px solid rgba(0,144,234,.12);
  border-radius: var(--radius);
  background: #fff;
  box-shadow: 0 14px 36px rgba(0,144,234,.07);
  transition: transform 220ms ease, box-shadow 220ms ease, border-color 220ms ease;
}
.card:hover,
.price-card:hover {
  transform: translateY(-4px);
  border-color: rgba(0,144,234,.3);
  box-shadow: 0 18px 42px rgba(0,144,234,.13);
}
.card-bar {
  position: absolute;
  left: 0;
  top: 0;
  width: 80px;
  height: 6px;
  background: linear-gradient(90deg, var(--warning), var(--accent-2));
}
.card-bar.green { background: var(--accent-2); }
.card-bar.warn { background: var(--warning); }
.value-card { padding: 32px; }
.icon-chip {
  display: grid;
  place-items: center;
  width: 48px;
  height: 48px;
  margin-bottom: 18px;
  border-radius: 12px;
  background: var(--soft);
  color: var(--accent);
  font-weight: 800;
}
.icon-chip.green {
  background: rgba(0,190,172,.14);
  color: var(--accent-2);
}
.value-card h3,
.feature-card h3,
.quote-card b,
.module-row h3 {
  color: var(--accent);
}
.value-card p,
.feature-card p,
.quote-card p,
.module-row p {
  color: var(--fg);
}
.feature-card img {
  width: calc(100% - 16px);
  margin: 8px;
  aspect-ratio: 16 / 9;
  border-radius: 10px;
  object-fit: cover;
  background: var(--bg);
}
.feature-copy { padding: 20px; }
.feature-copy > div {
  display: flex;
  align-items: center;
  gap: 10px;
  margin-bottom: 10px;
}
.num,
.chapter-num {
  display: inline-grid;
  place-items: center;
  min-width: 36px;
  height: 32px;
  border-radius: 8px;
  background: linear-gradient(135deg, var(--accent), var(--fg));
  color: #fff;
  font-weight: 800;
  font-size: 13px;
}
.feature-copy a { color: var(--accent-2); font-weight: 800; }
.stats-grid {
  display: grid;
  grid-template-columns: repeat(4, minmax(0, 1fr));
  gap: 20px;
}
.stat {
  position: relative;
  text-align: center;
}
.stat:not(:last-child)::after {
  content: "";
  position: absolute;
  top: 20%;
  right: 0;
  width: 2px;
  height: 60%;
  background: var(--warning);
}
.stat strong {
  color: var(--accent-2);
  font-size: clamp(42px, 5vw, 78px);
  line-height: 1;
}
.stat h3 { margin-top: 10px; color: var(--accent); }
.stat p { color: var(--fg); font-size: 14px; }
.quote-card {
  padding: 32px;
}
.quote-card > span {
  position: absolute;
  left: 0;
  top: 0;
  width: 6px;
  height: 100%;
  background: var(--accent-2);
}
.quote-card:nth-child(1) > span { background: var(--warning); }
.quote-card p {
  font-style: italic;
}
.quote-card div {
  margin-top: 24px;
  display: grid;
  gap: 4px;
}
.quote-card small { color: var(--muted); }

.chapter-hero,
.dark-hero,
.cta-section {
  position: relative;
  overflow: hidden;
  background: var(--fg);
  color: #fff;
}
.chapter-hero {
  min-height: 68dvh;
  padding-top: 120px;
  display: flex;
  align-items: center;
}
.chapter-hero > img {
  position: absolute;
  inset: 0;
  width: 100%;
  height: 100%;
  object-fit: cover;
}
.chapter-overlay,
.dark-hero::before,
.cta-section::before {
  content: "";
  position: absolute;
  inset: 0;
  background:
    linear-gradient(120deg, rgba(18,30,42,.9), rgba(0,144,234,.72) 58%, rgba(18,30,42,.76)),
    radial-gradient(ellipse at 70% 40%, rgba(0,190,172,.18), transparent 54%);
}
.chapter-line {
  position: absolute;
  left: 0;
  top: 120px;
  width: 8px;
  height: 112px;
  background: var(--warning);
  z-index: 2;
}
.chapter-copy {
  position: relative;
  z-index: 2;
  max-width: 820px;
  padding-block: 80px;
}
.chapter-copy h1 {
  margin-top: 18px;
  color: #fff;
}
.chapter-copy p:not(.eyebrow) {
  max-width: 680px;
  margin-top: 18px;
  color: var(--bg);
}
.module-list {
  display: grid;
  gap: 24px;
}
.module-row {
  display: grid;
  grid-template-columns: minmax(0, .9fr) minmax(320px, 1.1fr);
  align-items: center;
  gap: 28px;
  border: 1px solid rgba(0,144,234,.12);
  border-radius: 16px;
  background: #fff;
  padding: 28px;
  box-shadow: var(--shadow);
}
.module-row img {
  width: 100%;
  border-radius: 12px;
}
.module-row h3 { margin-top: 16px; font-size: 26px; }
.module-row p { margin-top: 10px; }

.page-hero {
  position: relative;
  overflow: hidden;
  padding: 128px 0 120px;
  background:
    radial-gradient(circle at 18% 14%, rgba(0,144,234,.14), transparent 28%),
    radial-gradient(circle at 82% 26%, rgba(0,190,172,.14), transparent 30%),
    linear-gradient(135deg, var(--bg) 0%, #f7fbfe 58%, var(--soft) 100%);
}
.pricing-hero { padding-bottom: 160px; }
.page-hero::before {
  content: "";
  position: absolute;
  inset: auto -12vw -42% auto;
  width: min(58vw, 680px);
  aspect-ratio: 1;
  border-radius: 36px;
  background: linear-gradient(135deg, rgba(0,144,234,.13), rgba(0,68,149,.09));
  transform: rotate(18deg);
}
.hero-center {
  position: relative;
  z-index: 1;
  text-align: center;
}
.hero-title {
  margin-top: 14px;
  color: var(--accent);
  font-size: clamp(38px, 5vw, 68px);
  line-height: 1.12;
}
.hero-subtitle {
  max-width: 740px;
  margin: 20px auto 0;
  color: var(--muted);
  font-size: clamp(16px, 1.4vw, 20px);
}
.hero-overline,
.hero-title,
.hero-subtitle,
.hero-toggle,
.cta-title,
.cta-headline,
.cta-subtitle,
.cta-button,
.cta-note,
.cta-link,
.faq-header,
.faq-accordion {
  opacity: 0;
  transform: translateY(30px);
  transition: opacity 720ms cubic-bezier(.16,1,.3,1), transform 720ms cubic-bezier(.16,1,.3,1);
}
.is-visible .hero-overline,
.is-visible .hero-title,
.is-visible .hero-subtitle,
.is-visible .hero-toggle,
.is-visible .cta-title,
.is-visible .cta-headline,
.is-visible .cta-subtitle,
.is-visible .cta-button,
.is-visible .cta-note,
.is-visible .cta-link,
.faq-header.is-visible,
.faq-accordion.is-visible {
  opacity: 1;
  transform: translateY(0);
}
.feature-module {
  overflow: hidden;
  padding: clamp(72px, 9vw, 118px) 0;
  background: linear-gradient(180deg, #fff, var(--bg));
}
.feature-module:nth-of-type(even) {
  background: linear-gradient(180deg, var(--bg), #fff);
}
.feature-module-inner {
  display: grid;
  grid-template-columns: minmax(0, 1.08fr) minmax(320px, .92fr);
  align-items: center;
  gap: clamp(28px, 5vw, 72px);
}
.feature-module[data-image-left="false"] .fm-image { order: 2; }
.feature-module[data-image-left="false"] .fm-text { order: 1; }
.fm-image {
  position: relative;
  overflow: hidden;
  margin: 0;
  border: 1px solid rgba(0,144,234,.14);
  border-radius: 18px;
  background: #fff;
  box-shadow: 0 22px 54px rgba(0,144,234,.13);
  opacity: 0;
  transform: translateX(var(--image-x, -40px));
  transition: opacity 760ms cubic-bezier(.16,1,.3,1), transform 760ms cubic-bezier(.16,1,.3,1), box-shadow 220ms ease;
}
.fm-image::before {
  content: "";
  position: absolute;
  inset: 0 0 auto;
  height: 6px;
  background: linear-gradient(90deg, var(--accent), var(--accent-2));
  z-index: 1;
}
.fm-image img {
  width: 100%;
  aspect-ratio: 16 / 10;
  object-fit: cover;
  transition: transform 380ms ease;
}
.fm-image:hover {
  box-shadow: 0 26px 62px rgba(0,144,234,.18);
}
.fm-image:hover img { transform: scale(1.02); }
.fm-text {
  opacity: 0;
  transform: translateX(var(--text-x, 40px));
  transition: opacity 760ms cubic-bezier(.16,1,.3,1), transform 760ms cubic-bezier(.16,1,.3,1);
}
.feature-module.is-visible .fm-image,
.feature-module.is-visible .fm-text {
  opacity: 1;
  transform: translateX(0);
}
.fm-badge {
  display: inline-flex;
  align-items: center;
  min-height: 30px;
  border-radius: 999px;
  padding: 5px 13px;
  background: rgba(0,190,172,.13);
  color: var(--accent-2);
  font-size: 13px;
  font-weight: 800;
}
.fm-text h2 {
  margin-top: 18px;
  color: var(--accent);
  font-size: clamp(32px, 4vw, 52px);
  line-height: 1.12;
}
.fm-text > p {
  margin-top: 16px;
  color: var(--muted);
  font-size: 17px;
}
.fm-list {
  display: grid;
  gap: 12px;
  margin: 24px 0 0;
  padding: 0;
  list-style: none;
}
.fm-feature-item {
  display: flex;
  align-items: flex-start;
  gap: 10px;
  color: var(--fg);
  opacity: 0;
  transform: translateY(20px);
  transition: opacity 520ms cubic-bezier(.16,1,.3,1), transform 520ms cubic-bezier(.16,1,.3,1);
}
.feature-module.is-visible .fm-feature-item {
  opacity: 1;
  transform: translateY(0);
}
.fm-feature-item::before {
  content: "✓";
  display: inline-grid;
  flex: 0 0 auto;
  place-items: center;
  width: 22px;
  height: 22px;
  margin-top: 2px;
  border-radius: 999px;
  background: var(--soft);
  color: var(--accent);
  font-size: 13px;
  font-weight: 900;
}
.feature-icon-row {
  display: flex;
  flex-wrap: wrap;
  gap: 10px;
  margin-top: 26px;
}
.feature-icon-row span {
  display: inline-grid;
  place-items: center;
  min-width: 54px;
  height: 38px;
  border-radius: 10px;
  background: #fff;
  color: var(--accent);
  font-size: 13px;
  font-weight: 900;
  box-shadow: 0 8px 22px rgba(0,144,234,.09);
}

.billing-toggle {
  display: inline-flex;
  align-items: center;
  gap: 12px;
  margin-top: 34px;
  border: 1px solid rgba(0,144,234,.16);
  border-radius: 999px;
  padding: 8px 12px;
  background: rgba(255,255,255,.78);
  box-shadow: 0 16px 38px rgba(0,144,234,.1);
}
.billing-toggle button {
  border: 0;
  border-radius: 999px;
  padding: 8px 14px;
  background: transparent;
  color: var(--muted);
  font-weight: 800;
  cursor: pointer;
}
.billing-toggle button.is-active {
  background: var(--accent);
  color: #fff;
}
.toggle-track {
  position: relative;
  width: 46px;
  height: 24px;
  border-radius: 999px;
  background: var(--soft);
}
.toggle-track i {
  position: absolute;
  top: 4px;
  left: 4px;
  width: 16px;
  height: 16px;
  border-radius: 50%;
  background: var(--accent-2);
  transition: transform 220ms ease;
}
.billing-toggle.is-yearly .toggle-track i {
  transform: translateX(22px);
}
.billing-toggle small {
  color: var(--accent-2);
  font-weight: 800;
}
.pricing-section {
  margin-top: -40px;
  padding-top: 0;
}
.pricing-grid {
  position: relative;
  z-index: 2;
}
.pricing-card {
  opacity: 0;
  transform: translateY(40px);
  transition: opacity 680ms cubic-bezier(.16,1,.3,1), transform 680ms cubic-bezier(.16,1,.3,1), box-shadow 220ms ease, border-color 220ms ease;
}
.pricing-card.recommended {
  transform: translateY(24px) scale(1.02);
}
.pricing-card.is-visible {
  opacity: 1;
  transform: translateY(0);
}
.pricing-card.recommended.is-visible {
  transform: translateY(-18px) scale(1.02);
}
.compare-row {
  opacity: 0;
  transform: translateX(-20px);
  transition: opacity 560ms cubic-bezier(.16,1,.3,1), transform 560ms cubic-bezier(.16,1,.3,1);
}
.compare-row.is-visible {
  opacity: 1;
  transform: translateX(0);
}
.light-cta {
  background:
    radial-gradient(circle at 22% 18%, rgba(0,190,172,.14), transparent 28%),
    linear-gradient(135deg, var(--soft), #f7fbfe 56%, #fff);
  color: var(--fg);
}
.light-cta::before {
  background:
    linear-gradient(120deg, rgba(255,255,255,.35), rgba(0,144,234,.08)),
    radial-gradient(ellipse at 70% 40%, rgba(0,190,172,.13), transparent 54%);
}
.light-cta::after {
  background-image: radial-gradient(rgba(0,144,234,.12) 1px, transparent 1px);
}
.cta-section.light-cta h2 {
  color: var(--accent);
}
.cta-section.light-cta p {
  color: var(--muted);
}
.cta-section.light-cta .cta-note {
  margin-top: 16px;
  margin-bottom: 0;
  color: var(--accent-2);
  font-weight: 800;
}
.cta-link {
  display: block;
  width: max-content;
  margin: 18px auto 0;
  color: var(--accent);
  font-weight: 800;
}
.cta-section.home-cta {
  background:
    radial-gradient(circle at 20% 18%, rgba(0,190,172,.15), transparent 30%),
    radial-gradient(circle at 84% 30%, rgba(0,144,234,.13), transparent 34%),
    linear-gradient(135deg, var(--bg) 0%, #f7fbfe 58%, var(--soft) 100%);
  color: var(--fg);
}
.cta-section.home-cta::before {
  background:
    linear-gradient(120deg, rgba(255,255,255,.28), rgba(0,144,234,.06)),
    radial-gradient(ellipse at 70% 42%, rgba(0,190,172,.12), transparent 54%);
}
.cta-section.home-cta::after {
  background-image: radial-gradient(rgba(0,144,234,.12) 1px, transparent 1px);
}
.cta-section.home-cta h2 {
  color: var(--accent);
}
.cta-section.home-cta p {
  color: var(--muted);
}

.dark-hero {
  padding: 150px 0 96px;
  text-align: center;
}
.dark-hero > .container {
  position: relative;
  z-index: 1;
}
.dark-hero h1 {
  color: #fff;
  font-size: clamp(34px, 4vw, 50px);
}
.dark-hero p {
  margin: 18px auto 0;
  max-width: 620px;
  color: var(--bg);
}
.price-card {
  padding: 34px 30px 30px;
}
.price-card.recommended {
  border: 2px solid var(--accent);
  transform: scale(1.02);
}
.price-card h2 { color: var(--accent); font-size: 28px; }
.price-card > p { color: var(--muted); margin-top: 4px; }
.badge {
  position: absolute;
  top: -14px;
  left: 50%;
  transform: translateX(-50%);
  border-radius: 999px;
  padding: 6px 18px;
  background: var(--warning);
  color: #fff;
  font-size: 12px;
  font-weight: 800;
}
.price {
  display: flex;
  align-items: baseline;
  margin-top: 22px;
  color: var(--accent-2);
}
.price strong {
  font-size: 50px;
  line-height: 1;
}
.price em {
  margin-left: 6px;
  color: var(--muted);
  font-style: normal;
}
.price-card mark {
  display: inline-block;
  margin-top: 10px;
  border-radius: 999px;
  padding: 5px 12px;
  background: rgba(0,190,172,.1);
  color: var(--accent-2);
  font-weight: 800;
}
.price-card ul {
  list-style: none;
  padding: 22px 0 0;
  margin: 22px 0 0;
  border-top: 1px solid rgba(0,144,234,.12);
  display: grid;
  gap: 12px;
}
.price-card li::before {
  content: "✓";
  display: inline-grid;
  place-items: center;
  width: 18px;
  height: 18px;
  margin-right: 9px;
  border-radius: 999px;
  background: rgba(0,190,172,.18);
  color: var(--accent-2);
  font-size: 12px;
  font-weight: 900;
}
.price-card button {
  width: 100%;
  margin-top: 26px;
  border: 1px solid var(--accent);
  background: transparent;
  color: var(--accent);
}
.price-card button.filled {
  border-color: transparent;
  color: #fff;
}
.pricing-note {
  margin-top: 28px;
  text-align: center;
  color: var(--fg);
}
.compare-table {
  overflow: hidden;
  border: 1px solid rgba(0,144,234,.12);
  border-radius: 14px;
  box-shadow: var(--shadow);
}
.compare-head,
.compare-row {
  display: grid;
  grid-template-columns: repeat(3, minmax(0, 1fr));
}
.compare-head {
  background: var(--accent);
  color: #fff;
  font-weight: 800;
}
.compare-head div:nth-child(2) {
  background: linear-gradient(135deg, var(--accent), var(--fg));
}
.compare-head div:nth-child(3) {
  background: var(--deep);
}
.compare-head div,
.compare-row div {
  padding: 14px 16px;
}
.compare-row {
  border-bottom: 1px solid rgba(0,144,234,.1);
  background: #fff;
}
.compare-row:nth-child(odd) { background: #f7fbfe; }
.compare-row div:first-child::before {
  content: "×";
  margin-right: 8px;
  color: var(--warning);
  font-weight: 900;
}
.compare-row div:nth-child(2) {
  background: var(--soft);
  color: var(--accent);
  font-weight: 800;
}
.compare-row div:nth-child(2)::before {
  content: "✓";
  margin-right: 8px;
  color: var(--accent-2);
}
.faq-list {
  display: grid;
  gap: 12px;
}
.faq-list details {
  border: 1px solid rgba(0,144,234,.12);
  border-radius: 14px;
  background: #fff;
  box-shadow: 0 10px 28px rgba(0,144,234,.06);
}
.faq-list summary {
  cursor: pointer;
  padding: 18px 20px;
  color: var(--fg);
  font-weight: 800;
}
.faq-list p {
  padding: 0 20px 18px;
  color: var(--muted);
}
.cta-section {
  padding: clamp(80px, 10vw, 128px) 0;
  text-align: center;
}
.cta-section::after,
.dark-hero::after {
  content: "";
  position: absolute;
  inset: 0;
  background-image: radial-gradient(rgba(255,255,255,.06) 1px, transparent 1px);
  background-size: 32px 32px;
}
.cta-inner {
  position: relative;
  z-index: 1;
}
.cta-section h2 {
  color: #fff;
  font-size: clamp(32px, 4vw, 50px);
}
.cta-section p {
  margin: 14px 0 28px;
  color: var(--bg);
}
.footer {
  border-top: 1px solid var(--border);
  background:
    radial-gradient(circle at 78% 0%, rgba(0,144,234,.1), transparent 34%),
    linear-gradient(180deg, #fff 0%, var(--bg) 100%);
  color: var(--fg);
  padding: 72px 0 30px;
}
.footer-grid {
  display: grid;
  grid-template-columns: 1.4fr repeat(3, 1fr);
  gap: 36px;
}
.footer p,
.footer a {
  display: block;
  color: var(--muted);
  font-size: 14px;
}
.footer p { margin-top: 10px; }
.footer h3 {
  color: var(--accent);
  margin: 0 0 12px;
}
.footer a {
  margin-top: 8px;
  transition: color 180ms ease;
}
.footer a:hover { color: var(--accent); }
.footer-bottom {
  margin-top: 44px;
  padding-top: 24px;
  border-top: 1px solid var(--border);
  color: var(--muted);
  font-size: 12px;
}

.reveal {
  opacity: 0;
  transform: translateY(26px);
  transition: opacity 680ms cubic-bezier(.16,1,.3,1), transform 680ms cubic-bezier(.16,1,.3,1);
}
.reveal.in-view {
  opacity: 1;
  transform: translateY(0);
}

@keyframes spinSlow {
  to { transform: rotate(360deg); }
}

@media (prefers-reduced-motion: reduce) {
  html { scroll-behavior: auto; }
  *, *::before, *::after {
    animation-duration: .01ms !important;
    animation-iteration-count: 1 !important;
    transition-duration: .01ms !important;
  }
  .scroll-hero { height: auto; }
  .hero-shell { position: relative; }
}

@media (max-width: 980px) {
  .desktop-nav, .nav-cta { display: none; }
  .menu-toggle { display: grid; }
  .hero-motif { opacity: .34; }
  .carousel-stage {
    width: min(82vw, 560px);
    height: min(46vw, 320px);
  }
  .hero-copy {
    padding: 120px var(--gutter) 88px;
    background: linear-gradient(180deg, rgba(247,251,254,.96), rgba(247,251,254,.74));
  }
  .value-grid,
  .feature-grid,
  .testimonial-grid,
  .pricing-grid,
  .stats-grid,
  .footer-grid {
    grid-template-columns: 1fr 1fr;
  }
  .module-row {
    grid-template-columns: 1fr;
  }
  .page-hero {
    padding: 112px 0 84px;
  }
  .pricing-hero {
    padding-bottom: 120px;
  }
  .feature-module-inner {
    grid-template-columns: 1fr;
  }
  .feature-module[data-image-left="false"] .fm-image,
  .feature-module[data-image-left="false"] .fm-text {
    order: initial;
  }
  .feature-module[data-image-left="false"] .fm-image { order: 1; }
  .feature-module[data-image-left="false"] .fm-text { order: 2; }
  .fm-image {
    transform: translateY(26px);
  }
  .fm-text {
    transform: translateY(26px);
  }
  .feature-module.is-visible .fm-image,
  .feature-module.is-visible .fm-text {
    transform: translateY(0);
  }
  .pricing-card.recommended.is-visible {
    transform: translateY(0) scale(1.01);
  }
  .compare-head,
  .compare-row {
    min-width: 760px;
  }
  .compare-table {
    overflow-x: auto;
  }
}

@media (max-width: 640px) {
  .topbar, .topbar-inner { height: 64px; }
  .mobile-nav { inset: 64px 0 auto; }
  .brand-text { font-size: 18px; }
  .scroll-hero { height: auto; }
  .hero-shell {
    position: relative;
    min-height: 100dvh;
  }
  .hero-carousel {
    opacity: .32;
    transform: translateY(80px);
  }
  .carousel-tabs { display: none; }
  .hero-progress { bottom: 52px; }
  .hero-copy h1,
  .chapter-copy h1 {
    font-size: 40px;
  }
  .hero-title {
    font-size: 38px;
  }
  .hero-subtitle {
    font-size: 16px;
  }
  .billing-toggle {
    width: 100%;
    justify-content: center;
    flex-wrap: wrap;
    border-radius: 18px;
  }
  .feature-module {
    padding: 58px 0;
  }
  .fm-text h2 {
    font-size: 34px;
  }
  .fm-image img {
    aspect-ratio: 4 / 3;
  }
  .value-grid,
  .feature-grid,
  .testimonial-grid,
  .pricing-grid,
  .stats-grid,
  .footer-grid {
    grid-template-columns: 1fr;
  }
  .stat:not(:last-child)::after { display: none; }
  .section { padding: 58px 0; }
  .price-card.recommended { transform: none; }
  .chapter-hero { min-height: 74dvh; }
}