:root {
  color: #1f2937;
  background: #f4f2ee;
  font-family:
    "PingFang SC", "Hiragino Sans GB", "Microsoft YaHei", "Segoe UI",
    sans-serif;
  line-height: 1.6;
}

* {
  box-sizing: border-box;
}

html {
  scroll-behavior: smooth;
}

body {
  margin: 0;
  background:
    radial-gradient(circle at top right, rgba(196, 169, 122, 0.18), transparent 28%),
    linear-gradient(180deg, #f7f5f1 0%, #f1eee8 100%);
}

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

img {
  display: block;
  max-width: 100%;
}

h1,
h2,
h3,
h4,
p,
dl {
  margin: 0;
}

p {
  color: #5b6473;
}

.site-header {
  position: sticky;
  top: 0;
  z-index: 20;
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 24px;
  min-height: 72px;
  padding: 14px clamp(20px, 5vw, 72px);
  border-bottom: 1px solid rgba(30, 41, 59, 0.08);
  background: rgba(247, 245, 241, 0.94);
  backdrop-filter: blur(16px);
}

.brand {
  display: inline-flex;
  align-items: center;
  gap: 10px;
  font-size: 20px;
  font-weight: 900;
  white-space: nowrap;
  color: #151b26;
}

.brand img {
  width: 38px;
  height: 38px;
  border-radius: 10px;
}

nav {
  display: flex;
  flex-wrap: wrap;
  justify-content: flex-end;
  gap: 8px 18px;
  color: #5b6473;
  font-size: 14px;
  font-weight: 760;
}

nav a {
  min-height: 32px;
  display: inline-flex;
  align-items: center;
}

main {
  overflow: hidden;
}

.hero {
  display: grid;
  grid-template-columns: minmax(0, 0.94fr) minmax(320px, 1.06fr);
  align-items: center;
  gap: clamp(28px, 5vw, 72px);
  min-height: calc(100vh - 72px);
  padding: clamp(36px, 6vw, 84px) clamp(20px, 5vw, 72px);
}

.hero-company {
  background:
    linear-gradient(130deg, rgba(247, 245, 241, 0.9), rgba(247, 245, 241, 0.52)),
    radial-gradient(circle at 85% 14%, rgba(196, 169, 122, 0.28), transparent 22%);
}

.hero:not(.hero-company) {
  background:
    linear-gradient(120deg, rgba(247, 245, 241, 0.92), rgba(247, 245, 241, 0.48)),
    url("./assets/storybook-reader.png") center / cover no-repeat;
}

.hero-copy {
  max-width: 660px;
}

.eyebrow {
  color: #8d6c3d;
  font-size: 13px;
  font-weight: 900;
}

h1 {
  margin-top: 10px;
  color: #151b26;
  font-size: clamp(44px, 8vw, 88px);
  line-height: 0.98;
}

h2 {
  margin-top: 10px;
  color: #151b26;
  font-size: clamp(30px, 4vw, 42px);
  line-height: 1.14;
}

h3 {
  color: #151b26;
  font-size: 20px;
  line-height: 1.28;
}

.lead {
  margin-top: 22px;
  max-width: 620px;
  color: #455062;
  font-size: 18px;
}

.hero-actions,
.inline-links,
.hero-notes,
.footer-links {
  display: flex;
  flex-wrap: wrap;
}

.hero-actions {
  gap: 12px;
  margin-top: 28px;
}

.primary-action,
.secondary-action {
  min-height: 46px;
  display: inline-flex;
  align-items: center;
  justify-content: center;
  padding: 0 18px;
  border-radius: 10px;
  font-weight: 900;
}

.primary-action {
  background: #151b26;
  color: #fff;
}

.secondary-action {
  border: 1px solid rgba(21, 27, 38, 0.14);
  background: rgba(255, 255, 255, 0.78);
  color: #151b26;
}

.hero-notes {
  gap: 10px;
  margin-top: 18px;
}

.hero-notes span {
  min-height: 34px;
  display: inline-flex;
  align-items: center;
  padding: 0 12px;
  border: 1px solid rgba(21, 27, 38, 0.08);
  border-radius: 999px;
  background: rgba(255, 255, 255, 0.72);
  color: #4f5a6b;
  font-size: 13px;
  font-weight: 760;
}

.hero-media,
.hero-panel {
  justify-self: center;
  width: min(100%, 620px);
}

.hero-media {
  border: 1px solid rgba(21, 27, 38, 0.1);
  border-radius: 14px;
  background: #fff;
  box-shadow: 0 28px 80px rgba(43, 46, 54, 0.16);
  overflow: hidden;
}

.hero-media img {
  width: 100%;
  aspect-ratio: 4 / 3;
  object-fit: cover;
  object-position: top center;
}

.hero-panel {
  display: grid;
  gap: 16px;
}

.hero-panel-card {
  padding: 24px;
  border: 1px solid rgba(21, 27, 38, 0.1);
  border-radius: 14px;
  background: rgba(255, 255, 255, 0.76);
  box-shadow: 0 18px 48px rgba(43, 46, 54, 0.08);
}

.hero-panel-card strong {
  display: block;
  margin-top: 8px;
  color: #151b26;
  font-size: 24px;
}

.hero-panel-card span {
  display: block;
  margin-top: 8px;
  color: #5b6473;
}

.section,
.showcase,
.parent-section {
  padding: clamp(44px, 7vw, 92px) clamp(20px, 5vw, 72px);
}

.section.compact {
  display: grid;
  grid-template-columns: repeat(3, minmax(0, 1fr));
  gap: 18px;
  background: rgba(255, 255, 255, 0.72);
}

.metric,
.feature-grid article,
.safety-grid article,
.audience-card,
.product-card,
.faq-grid article {
  border: 1px solid rgba(21, 27, 38, 0.08);
  border-radius: 14px;
  background: rgba(255, 255, 255, 0.82);
  box-shadow: 0 18px 42px rgba(43, 46, 54, 0.06);
}

.metric {
  min-height: 122px;
  display: grid;
  align-content: center;
  gap: 6px;
  padding: 22px;
}

.metric strong {
  color: #151b26;
  font-size: 22px;
}

.metric span {
  color: #5b6473;
}

.two-column,
.split,
.compliance-band {
  display: grid;
  grid-template-columns: minmax(0, 0.82fr) minmax(0, 1.18fr);
  gap: clamp(28px, 5vw, 66px);
  align-items: start;
}

.two-column > div:first-child p,
.showcase-copy p,
.parent-copy p,
.split > div:first-child p,
.product-card-copy p {
  margin-top: 18px;
  max-width: 650px;
}

.feature-grid,
.safety-grid,
.faq-grid {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 16px;
}

.feature-grid article,
.safety-grid article,
.faq-grid article,
.audience-card,
.product-card {
  min-height: 164px;
  padding: 24px;
}

.feature-grid p,
.safety-grid p,
.faq-grid p,
.audience-card p,
.product-card p {
  margin-top: 10px;
}

.story-flow,
.company-story,
.product-spotlight,
.faq-section {
  background: rgba(255, 255, 255, 0.46);
}

.section-heading {
  max-width: 720px;
}

.timeline {
  display: grid;
  grid-template-columns: repeat(4, minmax(0, 1fr));
  gap: 16px;
  margin-top: 26px;
}

.timeline article {
  min-height: 190px;
  padding: 24px;
  border-top: 4px solid #b79259;
  border-radius: 14px;
  background: rgba(255, 255, 255, 0.82);
  box-shadow: 0 18px 42px rgba(43, 46, 54, 0.06);
}

.timeline strong {
  color: #151b26;
  font-size: 18px;
}

.timeline p {
  margin-top: 12px;
}

.showcase,
.parent-section {
  display: grid;
  grid-template-columns: minmax(290px, 0.72fr) minmax(0, 1fr);
  gap: clamp(28px, 6vw, 80px);
  align-items: center;
  background: rgba(231, 222, 205, 0.32);
}

.phone-frame {
  justify-self: center;
  width: min(100%, 420px);
  border: 1px solid rgba(21, 27, 38, 0.08);
  border-radius: 14px;
  background: #fff;
  box-shadow: 0 22px 56px rgba(31, 45, 74, 0.14);
  overflow: hidden;
}

.phone-frame img {
  width: 100%;
  aspect-ratio: 9 / 16;
  object-fit: cover;
  object-position: top center;
}

.parent-section {
  grid-template-columns: minmax(0, 1fr) minmax(260px, 0.62fr);
  background: rgba(255, 255, 255, 0.58);
}

.compact-phone {
  width: min(100%, 360px);
}

.audience-grid {
  display: grid;
  grid-template-columns: minmax(0, 1.2fr) repeat(3, minmax(0, 0.8fr));
  gap: 16px;
  align-items: stretch;
}

.product-grid {
  display: grid;
  grid-template-columns: repeat(3, minmax(0, 1fr));
  gap: 16px;
  margin-top: 26px;
}

.product-card.wide {
  grid-column: span 2;
  display: grid;
  grid-template-columns: minmax(220px, 0.92fr) minmax(0, 1.08fr);
  gap: 18px;
  align-items: center;
}

.product-card-media {
  overflow: hidden;
  border-radius: 12px;
}

.product-card-media img {
  width: 100%;
  aspect-ratio: 4 / 3;
  object-fit: cover;
}

.inline-links {
  gap: 18px;
  margin-top: 16px;
}

.info-list {
  display: grid;
  gap: 12px;
  margin: 0;
}

.info-list div {
  display: grid;
  grid-template-columns: 120px minmax(0, 1fr);
  gap: 18px;
  padding: 16px 0;
  border-bottom: 1px solid rgba(21, 27, 38, 0.08);
}

.info-list dt {
  color: #5b6473;
  font-weight: 800;
}

.info-list dd {
  margin: 0;
  color: #151b26;
  font-weight: 760;
  word-break: break-word;
}

.compliance-band {
  background: rgba(255, 255, 255, 0.72);
}

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

.compliance-grid a {
  min-height: 164px;
  display: grid;
  align-content: start;
  gap: 10px;
  padding: 22px;
  border: 1px solid rgba(21, 27, 38, 0.08);
  border-radius: 14px;
  background: rgba(255, 255, 255, 0.82);
  box-shadow: 0 18px 42px rgba(43, 46, 54, 0.06);
}

.compliance-grid strong {
  color: #151b26;
  font-size: 18px;
}

.compliance-grid span {
  color: #5b6473;
}

.text-link {
  color: #8d6c3d;
  font-weight: 900;
  text-decoration: underline;
  text-underline-offset: 3px;
}

.site-footer {
  display: flex;
  justify-content: space-between;
  gap: 24px;
  padding: 28px clamp(20px, 5vw, 72px);
  border-top: 1px solid rgba(21, 27, 38, 0.08);
  background: #151b26;
  color: #fff;
}

.site-footer p,
.site-footer a,
.site-footer span {
  color: rgba(255, 255, 255, 0.72);
}

.footer-links {
  justify-content: flex-end;
  gap: 12px 18px;
}

.policy-shell {
  max-width: 1120px;
  margin: 0 auto;
  padding: clamp(32px, 6vw, 72px) 20px;
}

.policy-hero {
  padding: 44px;
  border-radius: 14px;
  background: rgba(231, 222, 205, 0.45);
}

.policy-hero h1 {
  font-size: clamp(38px, 7vw, 68px);
}

.policy-hero p {
  margin-top: 18px;
  max-width: 820px;
}

.policy-content {
  margin-top: 28px;
  padding: clamp(28px, 5vw, 52px);
  border: 1px solid rgba(21, 27, 38, 0.08);
  border-radius: 14px;
  background: rgba(255, 255, 255, 0.88);
}

.policy-content section + section {
  margin-top: 34px;
  padding-top: 30px;
  border-top: 1px solid rgba(21, 27, 38, 0.08);
}

.policy-content h2 {
  font-size: 26px;
}

.policy-content h3 {
  margin-top: 18px;
}

.policy-content p,
.policy-content ul {
  margin-top: 14px;
}

.policy-content ul {
  padding-left: 22px;
  color: #4a5568;
}

.policy-content li + li {
  margin-top: 8px;
}

.policy-table {
  display: grid;
  margin-top: 18px;
  overflow: hidden;
  border: 1px solid rgba(21, 27, 38, 0.08);
  border-radius: 14px;
}

.policy-table > div {
  display: grid;
  grid-template-columns: 0.9fr 1.1fr 1.3fr;
}

.policy-table > div + div {
  border-top: 1px solid rgba(21, 27, 38, 0.08);
}

.policy-table strong,
.policy-table span {
  padding: 14px;
}

.policy-table strong {
  background: rgba(247, 245, 241, 0.9);
}

@media (max-width: 1100px) {
  .audience-grid,
  .product-grid,
  .timeline {
    grid-template-columns: 1fr 1fr;
  }

  .product-card.wide {
    grid-column: span 2;
  }
}

@media (max-width: 920px) {
  .hero,
  .two-column,
  .split,
  .showcase,
  .parent-section,
  .compliance-band,
  .audience-grid {
    grid-template-columns: 1fr;
  }

  .hero {
    min-height: auto;
  }

  .section.compact,
  .feature-grid,
  .safety-grid,
  .faq-grid,
  .compliance-grid,
  .product-grid,
  .timeline {
    grid-template-columns: 1fr;
  }

  .product-card.wide {
    grid-column: auto;
    grid-template-columns: 1fr;
  }
}

@media (max-width: 680px) {
  .site-header {
    align-items: flex-start;
    flex-direction: column;
  }

  nav,
  .footer-links {
    justify-content: flex-start;
  }

  h2 {
    font-size: 28px;
  }

  .lead {
    font-size: 16px;
  }

  .site-footer {
    flex-direction: column;
  }

  .policy-hero,
  .policy-content {
    padding: 24px;
  }

  .policy-table > div {
    grid-template-columns: 1fr;
  }

  .policy-table strong + strong,
  .policy-table span + span {
    border-top: 1px solid rgba(21, 27, 38, 0.08);
  }

  .info-list div {
    grid-template-columns: 1fr;
    gap: 6px;
  }
}