:root {
  --primary: rgb(89, 126, 247);
  --primary-hex: #597EF7;
  --grad: linear-gradient(135deg, #7580EE 0%, #597EF7 48%, #7AC4F5 100%);
  --header-grad: linear-gradient(135deg, #F7F9FF 0%, #ECF0FF 52%, #EAF7FF 100%);
  --bg: #F6F8FF;
  --bg-soft: #ECF0FF;
  --bg-blue: #EAF7FF;
  --text: #222222;
  --title: #1D2B5F;
  --muted: #5B647A;
  --white: #FFFFFF;
  --dark: #101827;
  --line: rgba(89,126,247,0.16);
  --shadow: 0 16px 40px rgba(89,126,247,0.10);
  --radius: 22px;
}
* { box-sizing: border-box; }
html { scroll-behavior: smooth; }
body {
  margin: 0;
  background: var(--bg);
  color: var(--text);
  font-family: -apple-system, BlinkMacSystemFont, "Segoe UI", "PingFang SC", "Microsoft YaHei", Arial, sans-serif;
  line-height: 1.75;
  overflow-x: hidden;
}
a { color: inherit; text-decoration: none; }
img { display: block; max-width: 100%; height: auto; }
button { font: inherit; }
.container { width: min(1200px, calc(100% - 40px)); margin: 0 auto; }
.site-header {
  position: sticky;
  top: 0;
  z-index: 9999;
  background: linear-gradient(135deg, #F7F9FF 0%, #ECF0FF 52%, #EAF7FF 100%);
  backdrop-filter: blur(12px);
  box-shadow: 0 8px 24px rgba(89, 126, 247, 0.10);
  transition: box-shadow .25s ease, transform .25s ease;
}
.site-header.is-scrolled { box-shadow: 0 16px 34px rgba(89, 126, 247, 0.16); }
.desktop-header { height: 78px; display: flex; align-items: center; gap: 24px; }
.brand, .mobile-brand, .drawer-brand { display: flex; align-items: center; flex-shrink: 0; }
.brand-logo { width: 146px; max-height: 48px; object-fit: contain; }
.desktop-nav { flex: 1; display: flex; align-items: center; justify-content: center; gap: 6px; }
.nav-link {
  color: var(--title);
  font-weight: 700;
  font-size: 15px;
  padding: 10px 12px;
  border-radius: 999px;
  transition: color .2s ease, background .2s ease, transform .2s ease;
  white-space: nowrap;
}
.nav-link:hover, .nav-link.is-active {
  color: var(--primary-hex);
  background: rgba(255,255,255,0.72);
  box-shadow: inset 0 0 0 1px rgba(89,126,247,0.18);
}
.main-btn {
  position: relative;
  overflow: hidden;
  isolation: isolate;
  display: inline-flex;
  align-items: center;
  justify-content: center;
  min-height: 42px;
  padding: 10px 22px;
  background: linear-gradient(135deg, #7580EE 0%, #597EF7 48%, #7AC4F5 100%);
  color: #fff;
  border-radius: 999px;
  border: 0;
  font-weight: 800;
  letter-spacing: .02em;
  box-shadow: 0 10px 24px rgba(89, 126, 247, 0.28);
  transition: transform .2s ease, box-shadow .2s ease;
  white-space: nowrap;
}
.main-btn::before {
  content: "";
  position: absolute;
  inset: -2px;
  border-radius: inherit;
  background: linear-gradient(120deg, transparent 0%, rgba(255,255,255,.85) 35%, transparent 70%);
  transform: translateX(-120%);
  animation: btnShine 2.4s infinite;
  z-index: -1;
}
.main-btn::after {
  content: "";
  position: absolute;
  inset: -1px;
  border-radius: inherit;
  border: 1px solid rgba(255,255,255,.65);
  box-shadow: 0 0 8px rgba(122,196,245,.55), 0 0 18px rgba(89,126,247,.35);
  pointer-events: none;
}
.main-btn:hover { transform: translateY(-2px); box-shadow: 0 16px 34px rgba(89, 126, 247, 0.36); }
@keyframes btnShine {
  0% { transform: translateX(-120%); }
  55% { transform: translateX(120%); }
  100% { transform: translateX(120%); }
}
.mobile-header { display: none; height: 68px; align-items: center; justify-content: space-between; padding: 0 14px; }
.menu-toggle { width: 42px; height: 42px; border: 1px solid rgba(89,126,247,0.18); border-radius: 14px; background: rgba(255,255,255,0.72); display: inline-flex; flex-direction: column; justify-content: center; gap: 5px; padding: 0 10px; }
.menu-toggle span { height: 2px; background: var(--title); border-radius: 8px; }
.mobile-brand { position: absolute; left: 50%; transform: translateX(-50%); }
.mobile-brand .brand-logo { width: 126px; }
.mobile-reg { min-height: 38px; padding: 8px 14px; font-size: 13px; }
.drawer-mask { position: fixed; inset: 0; background: rgba(15,23,42,0.44); z-index: 10000; opacity: 0; visibility: hidden; transition: .25s ease; }
.mobile-drawer { position: fixed; top: 0; left: 0; width: 84vw; max-width: 320px; height: 100vh; z-index: 10001; background: linear-gradient(135deg, #FFFFFF 0%, #F7F9FF 52%, #ECF0FF 100%); transform: translateX(-105%); transition: transform .28s ease; box-shadow: 22px 0 46px rgba(29,43,95,0.18); padding: 18px; overflow-y: auto; }
.drawer-open { overflow: hidden; }
.drawer-open .drawer-mask { opacity: 1; visibility: visible; }
.drawer-open .mobile-drawer { transform: translateX(0); }
.drawer-head { display: flex; align-items: center; justify-content: space-between; padding-bottom: 18px; border-bottom: 1px solid var(--line); }
.drawer-close { width: 38px; height: 38px; border-radius: 14px; border: 1px solid var(--line); background: #fff; color: var(--title); font-size: 28px; line-height: 1; }
.drawer-nav { padding-top: 16px; display: grid; gap: 10px; }
.drawer-link { padding: 13px 14px; border-radius: 16px; color: var(--title); background: rgba(255,255,255,.72); border: 1px solid rgba(89,126,247,0.12); font-weight: 700; }
.drawer-link.is-active { color: var(--primary-hex); background: #fff; box-shadow: var(--shadow); }
.site-main { min-height: 64vh; }
.section { padding: 46px 0; }
.section-head { margin-bottom: 24px; display: flex; align-items: end; justify-content: space-between; gap: 18px; }
.eyebrow { display: inline-flex; color: var(--primary-hex); font-weight: 800; letter-spacing: .08em; font-size: 13px; text-transform: uppercase; margin-bottom: 8px; }
h1, h2, h3 { color: var(--title); line-height: 1.3; margin: 0; }
h1 { font-size: clamp(30px, 5vw, 54px); letter-spacing: -.03em; }
h2 { font-size: clamp(25px, 3.5vw, 38px); }
h3 { font-size: 21px; }
p { margin: 0; color: var(--muted); }
.text-link { color: var(--primary-hex); font-weight: 800; display: inline-flex; align-items: center; gap: 6px; }
.text-link::after { content: "›"; font-size: 20px; line-height: 1; }
.banner-slider { max-width: 1200px; height: 390px; margin: 28px auto 42px; border-radius: 18px; background: #101827; box-shadow: 0 24px 55px rgba(16, 24, 39, 0.22); overflow: hidden; position: relative; }
.slider-track { height: 100%; display: flex; transition: transform .55s cubic-bezier(.22,.61,.36,1); }
.slider-slide { min-width: 100%; height: 100%; display: flex; align-items: center; justify-content: center; background: #101827; }
.slider-slide img { width: 100%; height: 100%; object-fit: contain; object-position: center; }
.slider-arrow { position: absolute; top: 50%; transform: translateY(-50%); width: 46px; height: 46px; border-radius: 50%; border: 1px solid rgba(255,255,255,0.18); background: rgba(15,23,42,0.45); color: #fff; font-size: 34px; display: grid; place-items: center; cursor: pointer; transition: .2s ease; }
.slider-arrow:hover { background: rgba(15,23,42,0.72); }
.slider-arrow.prev { left: 18px; }
.slider-arrow.next { right: 18px; }
.slider-dots { position: absolute; bottom: 18px; left: 0; right: 0; display: flex; justify-content: center; gap: 8px; }
.slider-dot { width: 9px; height: 9px; border-radius: 999px; border: 0; background: rgba(255,255,255,0.35); cursor: pointer; transition: width .25s ease, background .25s ease; }
.slider-dot.is-active { width: 30px; background: linear-gradient(135deg, #7580EE 0%, #597EF7 48%, #7AC4F5 100%); }
.capsule-scroll { display: grid; grid-template-columns: repeat(4, 1fr); gap: 14px; }
.capsule-card { min-height: 108px; padding: 18px; border-radius: 20px; background: rgba(255,255,255,0.82); border: 1px solid rgba(89,126,247,0.16); box-shadow: var(--shadow); transition: transform .2s ease, border-color .2s ease; }
.capsule-card:hover { transform: translateY(-4px); border-color: rgba(89,126,247,0.42); }
.capsule-card span { color: var(--primary-hex); font-weight: 900; font-size: 13px; }
.capsule-card strong { display: block; color: var(--title); font-size: 18px; margin: 4px 0; }
.intro-ribbon { padding: 30px; border-radius: 24px; background: linear-gradient(135deg, rgba(255,255,255,0.92) 0%, #ECF0FF 55%, #EAF7FF 100%); border: 1px solid rgba(89,126,247,0.18); box-shadow: var(--shadow); }
.intro-ribbon p { font-size: 17px; color: #34405C; }
.info-board { display: grid; grid-template-columns: repeat(4, 1fr); gap: 16px; }
.info-card, .card, .zone-card, .faq-item, .support-card, .article-card { background: rgba(255,255,255,0.86); border: 1px solid rgba(89,126,247,0.16); box-shadow: 0 16px 40px rgba(89,126,247,0.10); border-radius: var(--radius); }
.info-card { padding: 22px; }
.info-card .num, .support-card .num, .article-card .num { color: var(--primary-hex); font-weight: 900; font-size: 14px; }
.info-card h3 { margin: 6px 0 10px; }
.alt-list { display: grid; gap: 26px; }
.alt-row { display: grid; grid-template-columns: 1fr 1fr; gap: 28px; align-items: center; }
.alt-row.reverse .alt-text { order: 1; }
.alt-row.reverse .content-visual { order: 2; }
.alt-text { padding: 30px; }
.alt-text p { margin: 14px 0 18px; }
.point-list { display: grid; gap: 9px; margin: 18px 0 18px; padding: 0; list-style: none; }
.point-list li { position: relative; padding-left: 20px; color: #34405C; }
.point-list li::before { content: ""; position: absolute; left: 0; top: .75em; width: 8px; height: 8px; border-radius: 50%; background: var(--primary-hex); }
.content-visual { padding: 14px; min-height: 260px; display: flex; align-items: center; justify-content: center; background: linear-gradient(135deg, #FFFFFF 0%, #ECF0FF 100%); }
.content-img { max-width: 100%; max-height: 300px; object-fit: contain; border-radius: 18px; }
.zone-wall { display: grid; grid-template-columns: repeat(3, 1fr); gap: 18px; }
.zone-card { overflow: hidden; }
.zone-card.featured { grid-column: span 2; }
.zone-card img { width: 100%; height: 176px; object-fit: contain; background: linear-gradient(135deg, #F7F9FF, #EAF7FF); padding: 12px; }
.zone-body { padding: 20px; }
.tag { display: inline-flex; align-items: center; color: var(--primary-hex); background: rgba(89,126,247,0.10); border: 1px solid rgba(89,126,247,0.16); border-radius: 999px; padding: 4px 10px; font-size: 12px; font-weight: 800; margin-bottom: 10px; }
.zone-body h3 { margin-bottom: 10px; }
.zone-body p { margin-bottom: 14px; }
.zone-card.text-only { min-height: 100%; padding: 20px; display: flex; align-items: stretch; }
.zone-card.text-only .zone-body { padding: 0; }
.app-section { border-radius: 28px; background: linear-gradient(135deg, #F7F9FF 0%, #ECF0FF 55%, #EAF7FF 100%); border: 1px solid rgba(89,126,247,0.18); box-shadow: var(--shadow); padding: 34px; display: grid; grid-template-columns: .9fr 1.1fr; gap: 34px; align-items: center; }
.app-section img { max-height: 360px; width: 100%; object-fit: contain; }
.feature-grid { display: grid; grid-template-columns: repeat(2, 1fr); gap: 12px; margin: 18px 0 18px; }
.feature-grid span { background: rgba(255,255,255,0.78); border: 1px solid rgba(89,126,247,0.14); border-radius: 16px; padding: 12px 14px; color: var(--title); font-weight: 700; }
.safety-layout { display: grid; grid-template-columns: .78fr 1.22fr; gap: 24px; align-items: start; }
.safety-copy { padding: 30px; }
.safety-copy p { margin: 14px 0 0; }
.support-grid { display: grid; grid-template-columns: repeat(3, 1fr); gap: 14px; }
.support-card { padding: 18px; }
.support-card h3 { margin: 4px 0 8px; font-size: 18px; }
.faq-grid { display: grid; grid-template-columns: repeat(2, 1fr); gap: 16px; }
.faq-item { padding: 22px; }
.faq-item h3 { font-size: 19px; margin-bottom: 8px; }
.compliance-strip { border-radius: 24px; background: #fff; border: 1px solid rgba(89,126,247,0.18); padding: 22px 26px; box-shadow: var(--shadow); }
.compliance-strip p { color: #34405C; }
.page-hero { padding: 54px 0 30px; background: linear-gradient(135deg, #F7F9FF 0%, #ECF0FF 58%, #EAF7FF 100%); border-bottom: 1px solid rgba(89,126,247,0.14); }
.page-hero .container { display: grid; grid-template-columns: 1.05fr .95fr; gap: 34px; align-items: center; }
.page-hero p { font-size: 17px; margin-top: 16px; color: #34405C; }
.hero-panel { background: rgba(255,255,255,0.76); border: 1px solid rgba(89,126,247,0.16); border-radius: 26px; padding: 22px; box-shadow: var(--shadow); }
.hero-panel img { width: 100%; max-height: 320px; object-fit: contain; border-radius: 20px; }
.breadcrumb { color: var(--primary-hex); font-weight: 800; margin-bottom: 10px; }
.content-wrap { padding: 46px 0; }
.two-col { display: grid; grid-template-columns: 1.1fr .9fr; gap: 24px; align-items: start; }
.article { display: grid; gap: 18px; }
.article-card { padding: 26px; }
.article-card h2, .article-card h3 { margin-bottom: 12px; }
.article-card p + p { margin-top: 12px; }
.check-grid { display: grid; grid-template-columns: repeat(2, 1fr); gap: 12px; margin-top: 16px; }
.check-grid div { padding: 14px; border-radius: 16px; background: rgba(236,240,255,0.72); color: #34405C; font-weight: 700; }
.side-stack { display: grid; gap: 16px; position: sticky; top: 100px; }
.side-box { padding: 22px; border-radius: 22px; background: rgba(255,255,255,.86); border: 1px solid rgba(89,126,247,.16); box-shadow: var(--shadow); }
.side-box h3 { margin-bottom: 10px; }
.link-list { display: grid; gap: 10px; margin-top: 12px; }
.link-list a { color: var(--primary-hex); font-weight: 800; }
.content-list { padding-left: 18px; margin: 12px 0 0; color: #34405C; }
.content-list li { margin: 6px 0; }
.faq-page { display: grid; gap: 14px; }
.faq-page .faq-item { padding: 24px; }
.site-footer { background: linear-gradient(180deg, #2B2B2B 0%, #1F1F1F 100%); color: #fff; margin-top: 30px; }
.footer-grid { display: grid; grid-template-columns: 1.4fr repeat(3, 1fr); gap: 30px; padding: 46px 0; }
.footer-logo { width: 148px; max-height: 52px; object-fit: contain; margin-bottom: 16px; filter: drop-shadow(0 8px 18px rgba(122,196,245,.22)); }
.footer-brand p, .footer-col a, .footer-bottom span { color: rgba(255,255,255,0.72); }
.footer-notice { margin-top: 12px; }
.footer-col { display: grid; align-content: start; gap: 9px; }
.footer-col h3 { color: #fff; font-size: 18px; margin-bottom: 6px; }
.footer-col a:hover { color: #fff; }
.footer-bottom { border-top: 1px solid rgba(255,255,255,0.12); }
.bottom-inner { min-height: 54px; display: flex; align-items: center; justify-content: space-between; gap: 20px; font-size: 14px; }
@media (max-width: 1080px) {
  .desktop-nav { gap: 2px; }
  .nav-link { font-size: 14px; padding: 9px 9px; }
  .capsule-scroll { grid-template-columns: repeat(2, 1fr); }
  .info-board, .support-grid { grid-template-columns: repeat(2, 1fr); }
  .zone-wall { grid-template-columns: repeat(2, 1fr); }
  .footer-grid { grid-template-columns: repeat(2, 1fr); }
}
@media (max-width: 820px) {
  .container { width: min(100% - 28px, 1200px); }
  .desktop-header { display: none; }
  .mobile-header { display: flex; }
  .banner-slider { height: 220px; margin: 18px auto 28px; width: min(100% - 24px, 1200px); border-radius: 16px; }
  .slider-arrow { width: 36px; height: 36px; font-size: 26px; }
  .slider-arrow.prev { left: 10px; }
  .slider-arrow.next { right: 10px; }
  .capsule-scroll { display: flex; gap: 12px; overflow-x: auto; padding: 2px 2px 12px; scroll-snap-type: x mandatory; }
  .capsule-card { min-width: 220px; scroll-snap-align: start; }
  .section { padding: 34px 0; }
  .section-head { display: block; }
  .info-board, .faq-grid, .feature-grid, .support-grid, .check-grid { grid-template-columns: 1fr; }
  .alt-row, .alt-row.reverse, .app-section, .safety-layout, .page-hero .container, .two-col { grid-template-columns: 1fr; }
  .alt-row.reverse .alt-text, .alt-row.reverse .content-visual { order: initial; }
  .zone-wall { grid-template-columns: 1fr; }
  .zone-card.featured { grid-column: span 1; }
  .app-section { padding: 24px; }
  .page-hero { padding: 36px 0 22px; }
  .side-stack { position: static; }
  .footer-grid { grid-template-columns: 1fr; padding: 34px 0; }
  .bottom-inner { flex-direction: column; align-items: flex-start; justify-content: center; padding: 16px 0; }
}
@media (max-width: 460px) {
  .mobile-reg { padding: 7px 10px; font-size: 12px; }
  .mobile-brand .brand-logo { width: 112px; }
  h1 { font-size: 29px; }
  .banner-slider { height: 190px; }
  .intro-ribbon, .alt-text, .article-card, .side-box, .safety-copy { padding: 20px; }
  .zone-card img { height: 148px; }
}