:root {
  --paper: #fffaf4;
  --surface: #ffffff;
  --ink: #252229;
  --muted: #756d78;
  --line: rgba(42, 34, 40, .1);
  --brand: #c76686;
  --brand-dark: #a94f6e;
  --orange: #ff8a3d;
  --amber: #ffd96b;
  --shadow: 0 24px 70px rgba(76, 47, 49, .12);
}

* { box-sizing: border-box; }
html { scroll-behavior: smooth; }
body {
  margin: 0;
  color: var(--ink);
  background: var(--paper);
  font-family: Inter, "PingFang SC", "Microsoft YaHei", system-ui, -apple-system, sans-serif;
  -webkit-font-smoothing: antialiased;
}
a { color: inherit; text-decoration: none; }
img { display: block; max-width: 100%; }

.site-header {
  position: sticky;
  z-index: 20;
  top: 0;
  display: flex;
  align-items: center;
  justify-content: space-between;
  height: 76px;
  padding: 0 clamp(24px, 5vw, 78px);
  border-bottom: 1px solid rgba(42, 34, 40, .07);
  background: rgba(255, 250, 244, .88);
  backdrop-filter: blur(18px);
}
.brand { display: inline-flex; align-items: center; gap: 11px; font-weight: 800; letter-spacing: -.02em; }
.brand img { width: 39px; height: 39px; border-radius: 12px; object-fit: cover; box-shadow: 0 8px 24px rgba(255, 138, 61, .24); }
.site-header nav { display: flex; align-items: center; gap: 34px; color: #5f5861; font-size: 14px; font-weight: 600; }
.site-header nav a:hover { color: var(--brand-dark); }
.site-header .nav-cta { padding: 11px 19px; color: white; border-radius: 999px; background: var(--ink); }
.site-header .nav-cta:hover { color: white; background: #3a343d; }

.hero {
  position: relative;
  min-height: min(760px, calc(100vh - 76px));
  overflow: hidden;
  isolation: isolate;
  display: flex;
  align-items: center;
  padding: 78px clamp(28px, 7vw, 118px) 96px;
  background: #fff7ed;
}
.hero::after {
  content: "";
  position: absolute;
  z-index: -1;
  inset: 0;
  background: linear-gradient(90deg, rgba(255, 249, 241, .98) 0%, rgba(255, 249, 241, .94) 31%, rgba(255, 249, 241, .3) 55%, rgba(255, 249, 241, 0) 75%);
}
.hero-art { position: absolute; z-index: -2; inset: 0; width: 100%; height: 100%; object-fit: cover; object-position: center; }
.hero-content { width: min(620px, 48vw); }
.eyebrow { display: flex; align-items: center; gap: 10px; margin: 0 0 21px; color: var(--brand-dark); font-size: 13px; font-weight: 800; letter-spacing: .12em; text-transform: uppercase; }
.eyebrow span { display: block; width: 28px; height: 2px; border-radius: 99px; background: currentColor; }
.hero h1 { margin: 0; font-family: "Songti SC", STSong, Georgia, serif; font-size: clamp(48px, 5.2vw, 82px); font-weight: 600; line-height: 1.08; letter-spacing: -.055em; }
.hero-copy { max-width: 585px; margin: 29px 0 0; color: #68616b; font-size: clamp(16px, 1.3vw, 19px); line-height: 1.85; }
.hero-actions { display: flex; flex-wrap: wrap; gap: 13px; margin-top: 37px; }
.button { display: inline-flex; align-items: center; justify-content: center; gap: 24px; min-height: 54px; padding: 0 25px; border: 1px solid transparent; border-radius: 15px; font-size: 15px; font-weight: 800; transition: transform .2s ease, box-shadow .2s ease, background .2s ease; }
.button:hover { transform: translateY(-2px); }
.button-primary { color: white; background: var(--brand); box-shadow: 0 16px 34px rgba(199, 102, 134, .27); }
.button-primary:hover { background: var(--brand-dark); box-shadow: 0 18px 38px rgba(169, 79, 110, .3); }
.button-secondary { border-color: var(--line); background: rgba(255, 255, 255, .72); backdrop-filter: blur(8px); }
.button-secondary:hover { background: white; }
.hero-proof { display: flex; flex-wrap: wrap; gap: 22px; margin-top: 31px; color: #655e67; font-size: 13px; font-weight: 600; }
.hero-proof span { display: flex; align-items: center; gap: 7px; }
.hero-proof i { display: grid; place-items: center; width: 19px; height: 19px; border-radius: 50%; color: #8d6545; background: #ffe4a3; font-size: 11px; font-style: normal; }

.section { width: min(1280px, calc(100% - 48px)); margin: 0 auto; }
.feature-section { padding: 126px 0 116px; }
.section-heading { max-width: 700px; margin-bottom: 49px; }
.section-heading h2 { margin: 0; font-family: "Songti SC", STSong, Georgia, serif; font-size: clamp(38px, 4vw, 58px); font-weight: 600; line-height: 1.15; letter-spacing: -.045em; }
.section-heading > p:last-child { margin: 18px 0 0; color: var(--muted); font-size: 17px; line-height: 1.7; }
.feature-grid { display: grid; grid-template-columns: 1.12fr .88fr; gap: 22px; }
.feature-card { position: relative; overflow: hidden; min-height: 295px; padding: 34px; border: 1px solid var(--line); border-radius: 28px; background: var(--surface); box-shadow: 0 18px 54px rgba(77, 54, 49, .055); }
.feature-card-main { grid-row: span 2; min-height: 612px; padding: 44px; background: linear-gradient(145deg, #fff 0%, #fff8f0 100%); }
.feature-icon { display: grid; place-items: center; width: 48px; height: 48px; border-radius: 15px; color: white; background: var(--brand); box-shadow: 0 11px 24px rgba(199, 102, 134, .23); font-size: 23px; font-weight: 800; }
.feature-icon-amber { color: #755223; background: var(--amber); box-shadow: 0 11px 24px rgba(255, 202, 74, .25); }
.feature-icon-dark { background: var(--ink); box-shadow: 0 11px 24px rgba(37, 34, 41, .18); }
.card-label { margin: 24px 0 10px; color: var(--brand-dark); font-size: 12px; font-weight: 800; letter-spacing: .12em; text-transform: uppercase; }
.feature-card h3 { max-width: 600px; margin: 0; font-size: clamp(23px, 2.3vw, 34px); line-height: 1.26; letter-spacing: -.035em; }
.feature-card > p:last-of-type { max-width: 580px; margin: 16px 0 0; color: var(--muted); line-height: 1.75; }
.mini-itinerary { position: absolute; right: 36px; bottom: 38px; left: 44px; display: grid; grid-template-columns: 72px 1fr auto; align-items: center; gap: 13px 16px; padding: 24px 25px; border: 1px solid rgba(199, 102, 134, .14); border-radius: 20px; background: rgba(255, 255, 255, .85); box-shadow: 0 20px 50px rgba(83, 56, 50, .09); }
.mini-itinerary span { color: var(--brand); font-size: 11px; font-weight: 900; letter-spacing: .09em; }
.mini-itinerary strong { font-size: 16px; }
.mini-itinerary i { color: var(--muted); font-size: 12px; font-style: normal; }
.mini-itinerary b { padding-top: 13px; border-top: 1px solid var(--line); }
.mini-itinerary em { grid-column: span 2; padding-top: 13px; border-top: 1px solid var(--line); color: #544e57; font-style: normal; }

.workflow-section { padding: 105px 0; border-top: 1px solid var(--line); }
.workflow-list { display: grid; grid-template-columns: repeat(3, 1fr); gap: 18px; margin: 0; padding: 0; list-style: none; }
.workflow-list li { min-height: 235px; padding: 29px; border-radius: 24px; background: #f5ede7; }
.workflow-list li:nth-child(2) { background: #f5e7ec; }
.workflow-list li:nth-child(3) { background: #f8edc8; }
.workflow-list b { color: rgba(37, 34, 41, .45); font-size: 13px; letter-spacing: .1em; }
.workflow-list div { margin-top: 71px; }
.workflow-list h3 { margin: 0 0 10px; font-size: 21px; letter-spacing: -.02em; }
.workflow-list p { margin: 0; color: #6f6871; font-size: 14px; line-height: 1.7; }

.cta-section { position: relative; display: grid; grid-template-columns: minmax(0, 1fr) auto; align-items: center; gap: clamp(44px, 7vw, 100px); overflow: hidden; margin-bottom: 92px; padding: clamp(38px, 5vw, 68px); border-radius: 34px; color: white; background: var(--ink); box-shadow: var(--shadow); }
.cta-section::before { content: ""; position: absolute; right: -130px; bottom: -190px; width: 460px; height: 460px; border-radius: 50%; background: radial-gradient(circle, rgba(255, 138, 61, .22), rgba(255, 138, 61, 0) 68%); pointer-events: none; }
.cta-copy { position: relative; z-index: 1; }
.cta-section .eyebrow { color: #f1a9c0; }
.cta-section h2 { max-width: 700px; margin: 0; font-family: "Songti SC", STSong, Georgia, serif; font-size: clamp(34px, 3.5vw, 52px); font-weight: 600; line-height: 1.18; }
.cta-copy > p { max-width: 650px; margin: 18px 0 0; color: #c4bcc6; line-height: 1.8; }
.cta-actions { display: flex; align-items: center; flex-wrap: wrap; gap: 16px 22px; margin-top: 31px; }
.wechat-tip { display: inline-flex; align-items: center; gap: 9px; color: #eee8ef; font-size: 14px; font-weight: 700; }
.wechat-tip i { display: grid; place-items: center; width: 38px; height: 38px; border-radius: 12px; color: white; background: #07c160; font-size: 11px; font-style: normal; }
.button-light { flex: 0 0 auto; min-height: 48px; color: var(--ink); background: white; }
.miniapp-code-card { position: relative; z-index: 1; width: clamp(240px, 21vw, 290px); margin: 0; padding: 16px 16px 19px; border: 1px solid rgba(255, 255, 255, .12); border-radius: 27px; color: var(--ink); background: white; box-shadow: 0 24px 58px rgba(0, 0, 0, .25); transform: rotate(1deg); }
.code-image-wrap { overflow: hidden; aspect-ratio: 1; border-radius: 18px; background: #fff; }
.code-image-wrap img { width: 100%; height: 100%; object-fit: cover; }
.miniapp-code-card figcaption { display: flex; align-items: center; justify-content: space-between; gap: 12px; padding: 15px 5px 0; }
.miniapp-code-card strong { font-size: 15px; }
.miniapp-code-card span { color: #807781; font-size: 12px; }

footer { display: flex; align-items: center; gap: 28px; padding: 30px clamp(24px, 5vw, 78px); border-top: 1px solid var(--line); color: #7c747d; font-size: 13px; }
.footer-brand { color: var(--ink); }
.footer-brand img { width: 33px; height: 33px; border-radius: 10px; }
footer p:last-child { margin-left: auto; }

@media (max-width: 980px) {
  .hero { min-height: 690px; padding-top: 65px; align-items: flex-start; }
  .hero::after { background: linear-gradient(90deg, rgba(255, 249, 241, .99) 0%, rgba(255, 249, 241, .92) 54%, rgba(255, 249, 241, .08) 100%); }
  .hero-art { object-position: 63% center; opacity: .77; }
  .hero-content { width: min(620px, 70vw); }
  .feature-grid { grid-template-columns: 1fr; }
  .feature-card-main { grid-row: auto; }
  .workflow-list { grid-template-columns: 1fr; }
  .workflow-list li { min-height: 170px; }
  .workflow-list div { margin-top: 38px; }
  .cta-section { grid-template-columns: minmax(0, 1fr) 230px; gap: 35px; }
  .miniapp-code-card { width: 230px; }
}

@media (max-width: 680px) {
  .site-header { height: 66px; padding: 0 18px; }
  .site-header nav > a:not(.nav-cta) { display: none; }
  .site-header nav { gap: 0; }
  .site-header .nav-cta { padding: 9px 14px; font-size: 13px; }
  .brand img { width: 36px; height: 36px; }
  .hero { min-height: 730px; padding: 50px 22px 330px; }
  .hero::after { background: linear-gradient(180deg, rgba(255, 249, 241, .99) 0%, rgba(255, 249, 241, .97) 50%, rgba(255, 249, 241, .2) 77%, rgba(255, 249, 241, 0) 100%); }
  .hero-art { object-position: 66% bottom; }
  .hero-content { width: 100%; }
  .hero h1 { font-size: clamp(43px, 13vw, 58px); }
  .hero-copy { margin-top: 22px; font-size: 15px; line-height: 1.75; }
  .hero-actions { margin-top: 26px; }
  .button { width: 100%; }
  .hero-proof { gap: 12px 16px; margin-top: 23px; }
  .section { width: min(100% - 32px, 1280px); }
  .feature-section { padding: 86px 0 78px; }
  .section-heading { margin-bottom: 32px; }
  .feature-grid { gap: 16px; }
  .feature-card, .feature-card-main { min-height: auto; padding: 27px; border-radius: 23px; }
  .feature-card-main { padding-bottom: 265px; }
  .mini-itinerary { right: 20px; bottom: 24px; left: 20px; grid-template-columns: 58px 1fr; padding: 19px; }
  .mini-itinerary i { grid-column: 1 / -1; }
  .workflow-section { padding: 76px 0; }
  .cta-section { grid-template-columns: 1fr; width: calc(100% - 32px); margin-bottom: 55px; padding: 31px 25px; border-radius: 25px; }
  .cta-actions { align-items: stretch; flex-direction: column; }
  .miniapp-code-card { justify-self: center; width: min(100%, 280px); transform: none; }
  footer { align-items: flex-start; flex-direction: column; gap: 8px; padding: 27px 20px; }
  footer p { margin: 0; }
  footer p:last-child { margin-left: 0; }
}

@media (prefers-reduced-motion: reduce) {
  html { scroll-behavior: auto; }
  .button { transition: none; }
}