:root {
  --primary: #8c6de6;
  --primary-hover: #7E5DDD;
  --bg: #DDE0F4;
  --soft: #F7F7FC;
  --soft-2: #EEF0FA;
  --white: #FFFFFF;
  --text: #2E2E3A;
  --muted: #66667A;
  --line: rgba(140,109,230,0.16);
  --shadow: 0 14px 36px rgba(140,109,230,0.10);
  --footer: #4B4A6B;
  --footer-text: #F3F2FB;
}

* { box-sizing: border-box; }
html { scroll-behavior: smooth; }
body {
  margin: 0;
  min-height: 100vh;
  background: linear-gradient(180deg, #DDE0F4 0%, #EEF0FA 45%, #F7F7FC 100%);
  color: var(--text);
  font-family: -apple-system, BlinkMacSystemFont, "Segoe UI", "Microsoft YaHei", "PingFang SC", Arial, sans-serif;
  line-height: 1.75;
}
a { color: inherit; text-decoration: none; }
img { display: block; max-width: 100%; height: auto; }
body.drawer-open { overflow: hidden; }

.site-header {
  position: sticky;
  top: 0;
  z-index: 9999;
  background: #DDE0F4;
  backdrop-filter: blur(10px);
  box-shadow: 0 6px 18px rgba(140,109,230,0.08);
}
.header-shell {
  max-width: 1220px;
  margin: 0 auto;
  min-height: 76px;
  padding: 0 22px;
  display: grid;
  grid-template-columns: 178px 1fr auto;
  align-items: center;
  gap: 18px;
}
.brand img, .mobile-brand img, .drawer-logo img, .footer-brand img {
  width: 142px;
  max-height: 52px;
  object-fit: contain;
}
.main-nav {
  display: flex;
  justify-content: center;
  align-items: center;
  gap: 4px;
  white-space: nowrap;
}
.main-nav a {
  color: #554B7A;
  font-size: 15px;
  padding: 8px 12px;
  border-radius: 999px;
  transition: all .25s ease;
}
.main-nav a:hover, .main-nav a.active {
  color: var(--primary);
  background: rgba(255,255,255,0.72);
  box-shadow: inset 0 0 0 1px var(--line);
}
.main-btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  background: #8c6de6;
  color: #fff;
  border-radius: 999px;
  padding: 10px 22px;
  line-height: 1.2;
  font-weight: 700;
  border: 0;
  box-shadow: 0 10px 22px rgba(140,109,230,0.22), 0 0 0 1px rgba(255,255,255,0.3) inset;
  transition: transform .25s ease, background .25s ease, box-shadow .25s ease;
}
.main-btn:hover {
  background: #7E5DDD;
  transform: translateY(-1px);
  box-shadow: 0 14px 28px rgba(140,109,230,0.26), 0 0 16px rgba(140,109,230,0.20);
}
.mobile-top { display: none; }

.drawer-mask {
  position: fixed;
  inset: 0;
  background: rgba(0,0,0,.36);
  opacity: 0;
  pointer-events: none;
  z-index: 10000;
  transition: opacity .25s ease;
}
.drawer-mask.open { opacity: 1; pointer-events: auto; }
.mobile-drawer {
  position: fixed;
  top: 0;
  left: 0;
  width: 84vw;
  max-width: 320px;
  height: 100vh;
  background: linear-gradient(180deg, #FFFFFF 0%, #F7F7FC 100%);
  z-index: 10001;
  transform: translateX(-105%);
  transition: transform .28s ease;
  box-shadow: 18px 0 42px rgba(75,74,107,.18);
  padding: 18px;
  overflow-y: auto;
}
.mobile-drawer.open { transform: translateX(0); }
.drawer-head { display: flex; align-items: center; justify-content: space-between; gap: 12px; margin-bottom: 18px; }
.drawer-close, .menu-toggle {
  width: 42px;
  height: 42px;
  border-radius: 14px;
  border: 1px solid var(--line);
  background: rgba(255,255,255,.76);
  color: var(--primary);
  font-size: 24px;
  cursor: pointer;
}
.drawer-nav { display: grid; gap: 9px; }
.drawer-nav a {
  padding: 12px 14px;
  border-radius: 16px;
  color: #554B7A;
  background: rgba(238,240,250,.8);
  border: 1px solid transparent;
}
.drawer-nav a.active, .drawer-nav a:hover { color: var(--primary); background: #fff; border-color: var(--line); }
.drawer-note {
  margin-top: 18px;
  padding: 14px;
  border-radius: 18px;
  background: #EEF0FA;
  color: var(--muted);
  font-size: 13px;
}

.site-main { min-height: 62vh; }
.section, .page-section { max-width: 1200px; margin: 0 auto; padding: 36px 20px; }
.section-head { max-width: 820px; margin-bottom: 22px; }
.eyebrow, .tag, .number {
  color: var(--primary);
  font-weight: 800;
  letter-spacing: .03em;
}
h1, h2, h3 { color: #8c6de6; line-height: 1.28; margin-top: 0; }
h1 { font-size: clamp(32px, 5vw, 54px); margin-bottom: 18px; }
h2 { font-size: clamp(25px, 3vw, 36px); margin-bottom: 12px; }
h3 { font-size: 20px; margin-bottom: 8px; }
p { margin: 0 0 14px; }
.text-muted { color: var(--muted); }
.text-link {
  display: inline-flex;
  color: var(--primary);
  font-weight: 800;
  margin-top: 6px;
  align-items: center;
  gap: 6px;
}
.text-link::after { content: "›"; font-size: 18px; }

.banner-slider {
  max-width: 1200px;
  height: clamp(190px, 34vw, 420px);
  margin: 28px auto 36px;
  border-radius: 24px;
  background: #FFFFFF;
  box-shadow: 0 18px 40px rgba(140,109,230,0.10);
  overflow: hidden;
  position: relative;
  border: 1px solid rgba(255,255,255,0.7);
}
.banner-slide {
  position: absolute;
  inset: 0;
  opacity: 0;
  transition: opacity .6s ease;
  background: linear-gradient(135deg, #FFFFFF 0%, #EEF0FA 100%);
}
.banner-slide.active { opacity: 1; z-index: 1; }
.banner-slider img {
  width: 100%;
  height: 100%;
  object-fit: contain;
  object-position: center;
  background: radial-gradient(circle at center, #fff 0%, #EEF0FA 100%);
}
.banner-caption {
  position: absolute;
  left: 32px;
  bottom: 28px;
  max-width: 460px;
  padding: 16px 18px;
  border-radius: 20px;
  background: rgba(255,255,255,.78);
  border: 1px solid var(--line);
  backdrop-filter: blur(10px);
  box-shadow: 0 10px 24px rgba(140,109,230,.10);
}
.banner-caption strong { display: block; color: var(--primary); font-size: 22px; margin-bottom: 4px; }
.banner-caption span { color: var(--muted); font-size: 14px; }
.slider-arrow {
  position: absolute;
  top: 50%;
  z-index: 3;
  transform: translateY(-50%);
  width: 42px;
  height: 42px;
  border-radius: 50%;
  border: 1px solid rgba(140,109,230,0.18);
  background: rgba(255,255,255,0.75);
  color: #8c6de6;
  font-size: 28px;
  line-height: 1;
  cursor: pointer;
  transition: all .25s ease;
}
.slider-arrow:hover { background: #fff; box-shadow: 0 10px 20px rgba(140,109,230,.12); }
.slider-prev { left: 18px; }
.slider-next { right: 18px; }
.slider-dots {
  position: absolute;
  z-index: 4;
  left: 50%;
  bottom: 16px;
  transform: translateX(-50%);
  display: flex;
  gap: 8px;
}
.slider-dot {
  width: 10px;
  height: 10px;
  border-radius: 50%;
  border: 0;
  background: rgba(140,109,230,0.25);
  cursor: pointer;
  padding: 0;
}
.slider-dot.active { background: #8c6de6; width: 24px; border-radius: 999px; }

.quick-capsules {
  max-width: 1200px;
  margin: 0 auto;
  padding: 0 20px 28px;
  display: grid;
  grid-template-columns: repeat(4, minmax(0, 1fr));
  gap: 14px;
}
.capsule-card, .info-card, .zone-card, .card, .faq-item, .notice-card {
  background: rgba(255,255,255,0.92);
  border: 1px solid rgba(140,109,230,0.16);
  box-shadow: 0 14px 36px rgba(140,109,230,0.10);
}
.capsule-card {
  border-radius: 22px;
  padding: 16px;
  min-height: 118px;
  transition: all .25s ease;
}
.capsule-card:hover { transform: translateY(-2px); border-color: rgba(140,109,230,.36); }
.capsule-card span { display: block; color: var(--primary); font-weight: 900; font-size: 13px; }
.capsule-card strong { display: block; color: #554B7A; font-size: 18px; margin: 4px 0; }
.capsule-card p { color: var(--muted); font-size: 14px; margin: 0; }

.intro-strip {
  max-width: 1200px;
  margin: 0 auto 8px;
  padding: 26px 28px;
  border-radius: 26px;
  background: linear-gradient(135deg, rgba(255,255,255,.92), rgba(238,240,250,.92));
  border: 1px solid var(--line);
  box-shadow: var(--shadow);
}
.intro-strip p { font-size: 17px; color: #4f4b69; margin: 0; }

.info-grid { display: grid; grid-template-columns: repeat(4, minmax(0, 1fr)); gap: 16px; }
.info-card { border-radius: 22px; padding: 22px; }
.info-card .number { display: inline-block; margin-bottom: 8px; }

.split-stack { display: grid; gap: 28px; }
.split-card {
  display: grid;
  grid-template-columns: minmax(0, .95fr) minmax(0, 1.05fr);
  gap: 28px;
  align-items: center;
  padding: 26px;
  border-radius: 30px;
  background: rgba(255,255,255,.82);
  border: 1px solid var(--line);
  box-shadow: var(--shadow);
}
.split-card.reverse { grid-template-columns: minmax(0, 1.05fr) minmax(0, .95fr); }
.media-frame {
  border-radius: 24px;
  min-height: 220px;
  max-height: 340px;
  padding: 12px;
  display: flex;
  align-items: center;
  justify-content: center;
  background: linear-gradient(135deg, #F7F7FC, #EEF0FA);
  border: 1px solid rgba(140,109,230,.12);
  overflow: hidden;
}
.content-img { width: 100%; max-height: 316px; object-fit: contain; object-position: center; }
.point-list { display: grid; gap: 8px; margin: 14px 0 4px; padding: 0; list-style: none; }
.point-list li {
  position: relative;
  padding-left: 22px;
  color: var(--muted);
}
.point-list li::before {
  content: "";
  position: absolute;
  left: 0;
  top: .72em;
  width: 8px;
  height: 8px;
  border-radius: 50%;
  background: var(--primary);
  box-shadow: 0 0 0 5px rgba(140,109,230,.12);
}

.zone-grid { display: grid; grid-template-columns: repeat(4, minmax(0, 1fr)); gap: 18px; }
.zone-card { border-radius: 24px; padding: 16px; display: flex; flex-direction: column; gap: 12px; min-height: 100%; }
.zone-card .zone-img {
  height: 156px;
  border-radius: 18px;
  padding: 10px;
  display: flex;
  align-items: center;
  justify-content: center;
  background: linear-gradient(135deg, #F7F7FC, #EEF0FA);
  overflow: hidden;
}
.zone-card img { max-width: 100%; max-height: 136px; width: auto; height: auto; object-fit: contain; }
.zone-card.text-only { justify-content: center; background: linear-gradient(135deg, rgba(255,255,255,.94), rgba(238,240,250,.94)); }

.app-section {
  display: grid;
  grid-template-columns: .8fr 1.2fr;
  gap: 28px;
  align-items: center;
  background: linear-gradient(135deg, rgba(255,255,255,.96), rgba(238,240,250,.9));
  border: 1px solid var(--line);
  border-radius: 32px;
  box-shadow: var(--shadow);
  padding: 30px;
}
.app-section img { width: 100%; max-height: 360px; object-fit: contain; }
.feature-list { display: grid; grid-template-columns: repeat(2, minmax(0,1fr)); gap: 12px; margin-top: 18px; }
.feature-list span {
  background: rgba(255,255,255,.82);
  border: 1px solid var(--line);
  border-radius: 16px;
  padding: 12px 14px;
  color: #554B7A;
  font-weight: 700;
}

.security-layout { display: grid; grid-template-columns: .9fr 1.1fr; gap: 24px; align-items: start; }
.security-list { display: grid; grid-template-columns: repeat(2, minmax(0, 1fr)); gap: 14px; }
.notice-card { border-radius: 20px; padding: 18px; }

.faq-grid { display: grid; grid-template-columns: repeat(2, minmax(0, 1fr)); gap: 16px; }
.faq-item { border-radius: 22px; padding: 20px; }
.faq-item p { color: var(--muted); margin-bottom: 0; }
.compliance-box {
  max-width: 1200px;
  margin: 0 auto 44px;
  padding: 24px 26px;
  border-radius: 26px;
  color: #514e68;
  background: linear-gradient(135deg, rgba(255,255,255,.94), rgba(238,240,250,.92));
  border: 1px solid var(--line);
  box-shadow: var(--shadow);
}

.page-hero {
  max-width: 1200px;
  margin: 30px auto 0;
  padding: 34px;
  border-radius: 32px;
  background: linear-gradient(135deg, rgba(255,255,255,.94), rgba(238,240,250,.9));
  border: 1px solid var(--line);
  box-shadow: var(--shadow);
}
.hero-grid { display: grid; grid-template-columns: 1.08fr .92fr; gap: 28px; align-items: center; }
.hero-copy p { color: #4f4b69; font-size: 17px; }
.hero-visual { min-height: 260px; border-radius: 26px; background: #F7F7FC; border: 1px solid var(--line); padding: 14px; display: flex; align-items: center; justify-content: center; overflow: hidden; }
.hero-visual img { width: 100%; max-height: 330px; object-fit: contain; }
.page-grid { display: grid; grid-template-columns: repeat(3, minmax(0, 1fr)); gap: 18px; }
.page-card { border-radius: 24px; padding: 22px; background: rgba(255,255,255,.92); border: 1px solid var(--line); box-shadow: var(--shadow); }
.article-block { background: rgba(255,255,255,.88); border: 1px solid var(--line); border-radius: 28px; padding: 28px; box-shadow: var(--shadow); margin-bottom: 22px; }
.article-block p { color: #4f4b69; }
.steps { counter-reset: step; display: grid; gap: 14px; padding: 0; margin: 16px 0 0; list-style: none; }
.steps li { counter-increment: step; padding: 18px 18px 18px 58px; border-radius: 20px; background: #fff; border: 1px solid var(--line); position: relative; color: var(--muted); }
.steps li::before { content: counter(step); position: absolute; left: 18px; top: 18px; width: 28px; height: 28px; border-radius: 50%; background: var(--primary); color: #fff; display: grid; place-items: center; font-weight: 800; }
.contact-box { display: grid; grid-template-columns: repeat(2, minmax(0,1fr)); gap: 18px; }

.site-footer { background: #4B4A6B; color: #F3F2FB; margin-top: 20px; }
.footer-shell { max-width: 1200px; margin: 0 auto; padding: 42px 20px 26px; display: grid; grid-template-columns: 1.45fr .8fr .8fr 1.1fr; gap: 28px; }
.footer-brand p, .footer-reminder p { color: rgba(243,242,251,.78); margin-top: 14px; }
.footer-links h2, .footer-reminder h2 { color: #fff; font-size: 18px; margin-bottom: 12px; }
.footer-links a { display: block; color: rgba(243,242,251,.82); margin: 7px 0; }
.footer-links a:hover { color: #fff; }
.footer-btn { margin-top: 8px; }
.footer-bottom { border-top: 1px solid rgba(255,255,255,.14); text-align: center; padding: 18px 20px; color: rgba(243,242,251,.72); font-size: 14px; }

@media (max-width: 1080px) {
  .header-shell { grid-template-columns: 150px 1fr auto; gap: 10px; }
  .main-nav a { padding: 7px 8px; font-size: 14px; }
  .quick-capsules, .info-grid, .zone-grid { grid-template-columns: repeat(2, minmax(0, 1fr)); }
  .footer-shell { grid-template-columns: repeat(2, minmax(0, 1fr)); }
}
@media (max-width: 820px) {
  .desktop-header { display: none; }
  .mobile-top {
    display: grid;
    grid-template-columns: 78px 1fr 100px;
    align-items: center;
    min-height: 68px;
    padding: 0 14px;
    gap: 8px;
  }
  .mobile-brand { justify-self: center; }
  .mobile-brand img { width: 132px; }
  .mobile-entry { justify-self: end; padding: 9px 13px; font-size: 13px; }
  .menu-toggle { justify-self: start; }
  .banner-slider { margin: 18px 14px 26px; border-radius: 20px; }
  .banner-caption { left: 14px; right: 14px; bottom: 40px; padding: 10px 12px; }
  .banner-caption strong { font-size: 16px; }
  .banner-caption span { font-size: 12px; }
  .slider-arrow { width: 34px; height: 34px; font-size: 22px; }
  .quick-capsules { display: flex; overflow-x: auto; padding: 0 14px 26px; scroll-snap-type: x mandatory; }
  .capsule-card { min-width: 210px; scroll-snap-align: start; }
  .section, .page-section { padding: 28px 14px; }
  .intro-strip { margin: 0 14px; padding: 20px; }
  .info-grid, .zone-grid, .faq-grid, .page-grid, .contact-box { grid-template-columns: 1fr; }
  .split-card, .split-card.reverse, .app-section, .security-layout, .hero-grid { grid-template-columns: 1fr; }
  .split-card, .app-section, .page-hero { padding: 20px; border-radius: 24px; }
  .reverse .split-copy { order: 1; }
  .reverse .media-frame { order: 2; }
  .feature-list, .security-list { grid-template-columns: 1fr; }
  .hero-visual, .media-frame { min-height: 190px; }
  .footer-shell { grid-template-columns: 1fr; }
}
@media (max-width: 520px) {
  h1 { font-size: 30px; }
  .mobile-top { grid-template-columns: 54px 1fr 88px; padding: 0 10px; }
  .mobile-brand img { width: 116px; }
  .mobile-entry { padding: 8px 10px; font-size: 12px; }
  .banner-slider { height: 210px; }
  .slider-prev { left: 8px; }
  .slider-next { right: 8px; }
  .page-hero { margin: 18px 12px 0; }
}