@import url("https://fonts.googleapis.com/css2?family=Outfit:wght@500;700;800&family=Noto+Sans+SC:wght@400;500;700&display=swap");

:root {
  --bg: #fff8f1;
  --bg-soft: #fff1e3;
  --ink: #1e1a17;
  --ink-soft: #4e4640;
  --brand: #ff6740;
  --brand-deep: #d34725;
  --accent: #0c9f9a;
  --line: rgba(37, 24, 16, 0.1);
  --glass: rgba(255, 255, 255, 0.55);
  --shadow: 0 20px 60px rgba(120, 52, 24, 0.16);
}

* { box-sizing: border-box; }
html { scroll-behavior: smooth; }
body {
  margin: 0;
  font-family: "Noto Sans SC", "PingFang SC", sans-serif;
  color: var(--ink);
  background:
    radial-gradient(circle at 8% 10%, #ffe7d0 0%, transparent 40%),
    radial-gradient(circle at 92% 12%, #d9fff2 0%, transparent 32%),
    linear-gradient(180deg, var(--bg) 0%, #fffdfa 100%);
  overflow-x: hidden;
}
.wechat-tip {
  display: none;
  position: sticky;
  top: 0;
  z-index: 120;
  width: 100%;
  padding: 10px 14px;
  background: rgba(255, 244, 224, 0.96);
  border-bottom: 1px solid rgba(204, 166, 102, 0.45);
  color: #5a4626;
  font-size: 0.9rem;
  line-height: 1.4;
}
.wechat-tip.show {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 12px;
}
.wechat-tip-close {
  border: 0;
  background: transparent;
  color: #7a5b2e;
  font-size: 1.2rem;
  line-height: 1;
  cursor: pointer;
}

.bg-orb {
  position: fixed;
  z-index: -1;
  border-radius: 999px;
  filter: blur(38px);
  opacity: 0.55;
}
.orb-a {
  width: 320px;
  height: 320px;
  background: #ffd1bf;
  top: 6%;
  left: -80px;
}
.orb-b {
  width: 260px;
  height: 260px;
  background: #b9f2e4;
  right: -60px;
  top: 40%;
}

.container {
  width: min(1120px, 92vw);
  margin: 0 auto;
}

.glass {
  backdrop-filter: blur(14px);
  -webkit-backdrop-filter: blur(14px);
  background: var(--glass);
  border: 1px solid rgba(255, 255, 255, 0.7);
  box-shadow: var(--shadow);
}

.topbar {
  position: sticky;
  top: 12px;
  z-index: 30;
  margin: 12px auto 0;
  width: min(1160px, 94vw);
  border-radius: 16px;
}
.topbar-inner {
  display: flex;
  align-items: center;
  justify-content: space-between;
  min-height: 58px;
  gap: 22px;
  padding: 12px 18px;
}
.brand {
  display: inline-flex;
  align-items: center;
  gap: 10px;
  text-decoration: none;
  color: var(--ink);
  font-family: "Outfit", sans-serif;
  font-weight: 700;
  line-height: 1;
}
.brand img {
  width: 32px;
  height: 32px;
  border-radius: 8px;
}
.brand span {
  display: inline-flex;
  align-items: center;
  min-height: 32px;
}
.nav-actions {
  display: inline-flex;
  align-items: center;
  justify-content: flex-end;
  gap: 16px;
  margin-left: auto;
}
.nav {
  display: flex;
  justify-content: flex-end;
  align-items: center;
  gap: 14px;
}
.nav a {
  display: inline-flex;
  align-items: center;
  min-height: 36px;
  padding: 0 8px;
  color: var(--ink-soft);
  text-decoration: none;
  font-size: 0.92rem;
  line-height: 1;
  border-radius: 999px;
}
.nav a:hover {
  background: rgba(255, 255, 255, 0.6);
}

.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  text-decoration: none;
  color: #fff;
  background: linear-gradient(135deg, var(--brand), var(--brand-deep));
  border-radius: 999px;
  padding: 12px 20px;
  font-weight: 700;
  border: 0;
  transition: transform 0.2s ease, filter 0.2s ease;
}
.btn:hover {
  transform: translateY(-1px);
  filter: brightness(1.03);
}
.btn-small {
  padding: 0 16px;
  font-size: 0.88rem;
  line-height: 1;
  min-height: 36px;
  white-space: nowrap;
}
.btn-ghost {
  background: rgba(255, 255, 255, 0.7);
  color: var(--ink);
  border: 1px solid var(--line);
}

.hero {
  display: grid;
  grid-template-columns: 1fr 1.05fr;
  gap: 18px;
  align-items: center;
  padding-top: 64px;
}
.hero-copy {
  max-width: 580px;
  padding-right: 18px;
}
.eyebrow {
  margin: 0;
  font-family: "Outfit", sans-serif;
  letter-spacing: 0.12em;
  font-size: 0.76rem;
  color: var(--accent);
  font-weight: 700;
}
.hero h1 {
  margin: 10px 0 14px;
  font-family: "Outfit", sans-serif;
  font-size: clamp(2rem, 5vw, 3.7rem);
  line-height: 1.03;
  max-width: 11ch;
}
.lead {
  margin: 0;
  max-width: 52ch;
  line-height: 1.75;
  color: var(--ink-soft);
}
.hero-cta {
  display: flex;
  gap: 12px;
  margin-top: 24px;
}
.hero-metrics {
  margin: 24px 0 0;
  padding: 0;
  list-style: none;
  display: flex;
  gap: 16px;
  flex-wrap: wrap;
}
.hero-metrics li {
  border: 1px solid var(--line);
  border-radius: 999px;
  padding: 7px 12px;
  color: var(--ink-soft);
  background: rgba(255, 255, 255, 0.75);
}
.hero-metrics span {
  font-family: "Outfit", sans-serif;
  font-weight: 800;
  color: var(--brand-deep);
  margin-right: 4px;
}
.hero-metric-note {
  margin: 10px 0 0;
  font-size: 0.86rem;
  color: #6f6158;
}
html[lang="en"] .hero-metric-note {
  display: none;
}

.hero-visual {
  position: relative;
  min-height: 560px;
  display: flex;
  align-items: flex-end;
  justify-content: center;
  overflow: visible;
}
.hero-visual-mobile {
  display: none;
}
.hero-visual::before {
  content: "";
  position: absolute;
  width: 600px;
  height: 600px;
  border-radius: 50%;
  background:
    radial-gradient(circle at 35% 35%, rgba(255, 176, 132, 0.35), rgba(255, 176, 132, 0) 62%),
    radial-gradient(circle at 65% 62%, rgba(100, 206, 188, 0.22), rgba(100, 206, 188, 0) 60%);
  filter: blur(12px);
  z-index: -1;
  transform: translateX(56px) translateY(12px);
}
.hero-visual img {
  width: min(720px, 130%);
  max-width: none;
  display: block;
  filter: drop-shadow(0 36px 42px rgba(116, 57, 28, 0.22));
  transform: translateX(48px) translateY(22px) scale(1.08);
}
.floating-note {
  position: absolute;
  bottom: 42px;
  right: 8px;
  padding: 10px 14px;
  border-radius: 999px;
  font-size: 0.86rem;
  background: rgba(255, 255, 255, 0.85);
  border: 1px solid var(--line);
  backdrop-filter: blur(8px);
}

.section {
  padding: 84px 0 6px;
}
.section-head h2 {
  margin: 8px 0 0;
  font-family: "Outfit", sans-serif;
  font-size: clamp(1.55rem, 3vw, 2.45rem);
}

.feature-showcase {
  padding-top: 68px;
}
.feature-row {
  display: grid;
  grid-template-columns: 1.02fr 0.98fr;
  gap: 30px;
  align-items: center;
}
.feature-row.reverse .showcase-visual {
  order: 2;
}
.feature-row.reverse .showcase-copy {
  order: 1;
}
.showcase-visual {
  margin: 0;
  border-radius: 0;
  overflow: visible;
  border: 0;
  background: transparent;
  box-shadow: none;
}
.showcase-visual img {
  width: 100%;
  height: auto;
  min-height: 560px;
  max-height: 560px;
  object-fit: contain;
  display: block;
}
.showcase-copy h2 {
  margin: 10px 0 14px;
  font-family: "Outfit", sans-serif;
  font-size: clamp(1.7rem, 3.2vw, 2.6rem);
  line-height: 1.12;
}
.showcase-copy p {
  margin: 0;
  color: var(--ink-soft);
  line-height: 1.78;
}

.feature-grid,
.scene-grid {
  margin-top: 22px;
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 16px;
}
.card {
  border-radius: 20px;
  padding: 20px;
  border: 1px solid rgba(255, 255, 255, 0.66);
  height: 100%;
  display: flex;
  flex-direction: column;
}
.card h3 {
  margin: 0 0 8px;
  font-size: 1.12rem;
}
.card p {
  margin: 0;
  color: var(--ink-soft);
  line-height: 1.72;
}
.feature-media {
  margin: 0 0 14px;
  border-radius: 14px;
  overflow: hidden;
  background: rgba(255, 255, 255, 0.72);
  border: 1px solid rgba(255, 255, 255, 0.8);
}
.feature-media img {
  width: 100%;
  height: 168px;
  object-fit: cover;
  display: block;
  image-rendering: auto;
}
.feature-media figcaption {
  padding: 10px 12px;
  font-size: 0.82rem;
  font-weight: 600;
  color: var(--ink-soft);
  background: linear-gradient(180deg, rgba(255, 255, 255, 0.96), rgba(255, 245, 236, 0.96));
  border-top: 1px solid var(--line);
}

.scene img {
  width: 64px;
  height: 64px;
  object-fit: cover;
  border-radius: 14px;
  margin-bottom: 12px;
}

.highlight-inner {
  border-radius: 24px;
  padding: 30px;
}
.highlight h2 {
  margin: 0;
  font-family: "Outfit", sans-serif;
  font-size: clamp(1.4rem, 3vw, 2rem);
}
.highlight p {
  margin: 10px 0 0;
  color: var(--ink-soft);
}

.faq-list {
  margin-top: 22px;
  display: grid;
  gap: 12px;
}
.faq-item {
  border-radius: 14px;
  padding: 14px 16px;
}
.faq-item h3 {
  margin: 0;
  font-size: 1rem;
  font-weight: 700;
}
.faq-item p {
  margin: 8px 0 0;
  color: var(--ink-soft);
}

.footer {
  padding: 56px 0;
  border-top: 1px solid var(--line);
  margin-top: 58px;
}
.prefooter-share {
  margin-top: 36px;
}
.footer-inner {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 18px;
}
.footer-title {
  margin: 0 0 8px;
  font-family: "Outfit", sans-serif;
  font-size: 1.14rem;
}
.footer p { margin: 0; color: var(--ink-soft); }
.footer-links {
  display: flex;
  flex-wrap: wrap;
  justify-content: flex-end;
  gap: 14px;
}
.footer-links a {
  color: var(--ink-soft);
  text-decoration: none;
}
.footer-links a:hover,
.nav a:hover {
  color: var(--ink);
}
.lang-switch {
  display: inline-flex;
  align-items: center;
  gap: 6px;
  padding: 4px;
  border-radius: 999px;
  background: rgba(255, 255, 255, 0.78);
  border: 1px solid var(--line);
}
.lang-btn {
  border: 0;
  background: transparent;
  color: var(--ink-soft);
  font-size: 0.8rem;
  font-weight: 700;
  padding: 6px 10px;
  border-radius: 999px;
  cursor: pointer;
}
.lang-btn.active {
  background: #fff;
  color: var(--ink);
}
.share-box {
  display: flex;
  align-items: center;
  gap: 10px;
}
.share-title {
  margin: 0;
  font-size: 0.86rem;
  color: var(--ink-soft);
}
.share-actions {
  display: inline-flex;
  align-items: center;
  gap: 8px;
}
.share-btn {
  border: 1px solid var(--line);
  background: rgba(255, 255, 255, 0.75);
  color: var(--ink-soft);
  text-decoration: none;
  font-size: 0.82rem;
  padding: 6px 10px;
  border-radius: 999px;
  cursor: pointer;
}

.reveal {
  opacity: 1;
  transform: none;
}
.reveal.in {
  opacity: 1;
  transform: none;
  transition: none;
}

@media (max-width: 900px) {
  .nav { display: none; }
  .glass {
    backdrop-filter: none;
    -webkit-backdrop-filter: none;
    background: rgba(255, 255, 255, 0.82);
  }
  .topbar-inner {
    min-height: 52px;
  }
  .hero {
    grid-template-columns: 1fr;
    padding-top: 36px;
  }
  .hero-copy {
    max-width: none;
    padding-right: 0;
  }
  .hero h1 {
    max-width: none;
  }
  .hero-visual-desktop {
    display: none;
  }
  .hero-visual-mobile {
    display: flex;
  }
  .hero-visual {
    min-height: 360px;
    margin: 12px 0 8px;
  }
  .hero-visual::before {
    width: 390px;
    height: 390px;
    transform: translateX(0) translateY(0);
  }
  .hero-visual img {
    width: min(430px, 108%);
    transform: translateX(0) translateY(8px) scale(1.01);
  }
  .floating-note {
    right: 50%;
    bottom: 24px;
    transform: translateX(50%);
    white-space: nowrap;
    backdrop-filter: none;
    -webkit-backdrop-filter: none;
  }
  .feature-showcase {
    padding-top: 46px;
  }
  .feature-row {
    grid-template-columns: 1fr;
    gap: 16px;
  }
  .feature-row.reverse .showcase-visual,
  .feature-row.reverse .showcase-copy {
    order: initial;
  }
  .showcase-visual img {
    min-height: 360px;
    max-height: 360px;
  }
  .showcase-copy h2 {
    margin-top: 8px;
  }

  .feature-grid,
  .scene-grid,
  .footer-inner {
    grid-template-columns: 1fr;
    display: grid;
  }
  .nav-actions {
    width: auto;
  }
  .footer-links {
    justify-content: flex-start;
  }
  .lang-switch {
    justify-self: flex-start;
  }
  .share-box {
    flex-direction: column;
    align-items: flex-start;
    gap: 8px;
  }
  .prefooter-share {
    margin-top: 24px;
  }
  .share-actions {
    flex-wrap: wrap;
  }
  .hero-cta {
    flex-wrap: wrap;
  }
}