:root {
  --primary: #8c6de6;
  --primary-hover: #7E5DDD;
  --bg: #DDE0F4;
  --soft: #F7F7FC;
  --soft-2: #EEF0FA;
  --card: #FFFFFF;
  --text: #2E2E3A;
  --muted: #66667A;
  --footer: #4B4A6B;
  --footer-text: #F3F2FB;
  --border: rgba(140,109,230,0.16);
  --shadow: 0 14px 36px rgba(140,109,230,0.10);
  --glow: 0 10px 22px rgba(140,109,230,0.22);
}

* { box-sizing: border-box; }
html { scroll-behavior: smooth; }
body {
  margin: 0;
  font-family: -apple-system, BlinkMacSystemFont, "Segoe UI", "PingFang SC", "Microsoft YaHei", Arial, sans-serif;
  background: linear-gradient(180deg, #DDE0F4 0%, #EEF0FA 45%, #F7F7FC 100%);
  color: var(--text);
  line-height: 1.75;
  overflow-x: hidden;
}
a { color: inherit; text-decoration: none; }
img { display: block; max-width: 100%; height: auto; }
.container { width: min(1200px, calc(100% - 40px)); margin: 0 auto; }
.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);
}
.desktop-header {
  min-height: 76px;
  display: grid;
  grid-template-columns: 168px minmax(0, 1fr) auto;
  align-items: center;
  gap: 20px;
}
.brand img, .mobile-brand img, .drawer-logo img, .footer-brand img { width: 142px; height: auto; object-fit: contain; }
.nav-links { display: flex; justify-content: center; align-items: center; gap: 4px; white-space: nowrap; }
.nav-links a {
  color: #554B7A;
  font-size: 15px;
  padding: 8px 12px;
  border-radius: 999px;
  transition: .22s ease;
}
.nav-links a:hover, .nav-links a.active {
  color: var(--primary);
  background: rgba(255,255,255,0.78);
  box-shadow: inset 0 0 0 1px rgba(140,109,230,0.12);
}
.main-btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 6px;
  background: #8c6de6;
  color: #FFFFFF;
  border-radius: 999px;
  box-shadow: 0 10px 22px rgba(140,109,230,0.22);
  padding: 10px 22px;
  font-weight: 700;
  line-height: 1.2;
  transition: .22s ease;
  border: 0;
}
.main-btn:hover { background: #7E5DDD; transform: translateY(-1px); box-shadow: 0 14px 28px rgba(140,109,230,0.28); }
.header-btn { white-space: nowrap; }
.mobile-header { display: none; }
.menu-toggle, .drawer-close, .slider-arrow {
  border: 0;
  cursor: pointer;
  font-family: inherit;
}
.menu-toggle {
  width: 44px;
  height: 44px;
  border-radius: 16px;
  background: rgba(255,255,255,0.78);
  border: 1px solid var(--border);
  display: inline-flex;
  align-items: center;
  justify-content: center;
  flex-direction: column;
  gap: 5px;
}
.menu-toggle span { width: 20px; height: 2px; background: #554B7A; border-radius: 99px; }
.drawer-mask {
  position: fixed;
  inset: 0;
  z-index: 10000;
  background: rgba(0,0,0,0.38);
  opacity: 0;
  visibility: hidden;
  transition: .25s ease;
}
.mobile-drawer {
  position: fixed;
  top: 0;
  left: 0;
  z-index: 10001;
  width: min(84vw, 320px);
  height: 100vh;
  background: linear-gradient(180deg, #FFFFFF 0%, #F7F7FC 100%);
  box-shadow: 18px 0 40px rgba(75,74,107,0.18);
  transform: translateX(-104%);
  transition: transform .28s ease;
  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-top { display: flex; justify-content: space-between; align-items: center; gap: 12px; margin-bottom: 18px; }
.drawer-close {
  width: 40px;
  height: 40px;
  border-radius: 14px;
  background: #EEF0FA;
  color: var(--primary);
  font-size: 28px;
  line-height: 1;
}
.drawer-nav { display: grid; gap: 8px; }
.drawer-nav a {
  color: #554B7A;
  padding: 12px 14px;
  border-radius: 16px;
  border: 1px solid rgba(140,109,230,0.10);
  background: rgba(255,255,255,0.76);
}
.drawer-nav a.active, .drawer-nav a:hover { color: var(--primary); border-color: var(--border); box-shadow: var(--shadow); }
.site-main { min-height: 56vh; }
.banner-slider {
  max-width: 1200px;
  margin: 28px auto 36px;
  border-radius: 22px;
  background: #FFFFFF;
  box-shadow: 0 18px 40px rgba(140,109,230,0.10);
  overflow: hidden;
  position: relative;
  min-height: 360px;
}
.banner-track { position: relative; height: clamp(220px, 32vw, 410px); }
.banner-slide {
  position: absolute;
  inset: 0;
  opacity: 0;
  transform: scale(1.01);
  transition: opacity .65s ease, transform .65s ease;
  background: linear-gradient(135deg, #FFFFFF 0%, #EEF0FA 100%);
}
.banner-slide.active { opacity: 1; transform: scale(1); z-index: 1; }
.banner-slide img {
  width: 100%;
  height: 100%;
  object-fit: cover;
}
.slider-arrow {
  position: absolute;
  top: 50%;
  z-index: 3;
  transform: translateY(-50%);
  width: 46px;
  height: 46px;
  border-radius: 50%;
  background: rgba(255,255,255,0.75);
  border: 1px solid rgba(140,109,230,0.18);
  color: var(--primary);
  font-size: 30px;
  line-height: 1;
  display: flex;
  align-items: center;
  justify-content: center;
  box-shadow: 0 10px 24px rgba(75,74,107,0.12);
}
.slider-arrow:hover { background: #FFFFFF; }
.slider-prev { left: 18px; }
.slider-next { right: 18px; }
.slider-dots {
  position: absolute;
  left: 0;
  right: 0;
  bottom: 16px;
  z-index: 4;
  display: flex;
  justify-content: center;
  gap: 9px;
}
.slider-dot {
  width: 10px;
  height: 10px;
  border-radius: 999px;
  border: 0;
  background: rgba(140,109,230,0.25);
  cursor: pointer;
  transition: .22s ease;
}
.slider-dot.active { width: 28px; background: #8c6de6; }
.quick-pills {
  display: flex;
  gap: 14px;
  overflow-x: auto;
  padding: 4px 0 18px;
  scrollbar-width: thin;
}
.quick-pill {
  min-width: 190px;
  border-radius: 20px;
  padding: 16px;
  background: rgba(255,255,255,0.86);
  border: 1px solid rgba(140,109,230,0.16);
  box-shadow: 0 10px 26px rgba(140,109,230,0.08);
  transition: .22s ease;
}
.quick-pill:hover { transform: translateY(-2px); border-color: rgba(140,109,230,0.34); }
.quick-pill b { display: block; color: var(--primary); font-size: 13px; letter-spacing: .04em; }
.quick-pill strong { display: block; margin: 4px 0 3px; color: var(--text); font-size: 17px; }
.quick-pill span { color: var(--muted); font-size: 14px; }
.section { padding: 34px 0; }
.section-tight { padding: 18px 0 34px; }
.section-title { text-align: center; margin: 0 auto 22px; max-width: 760px; }
h1, h2, h3 { color: #8c6de6; line-height: 1.35; }
h1 { font-size: clamp(32px, 5vw, 54px); margin: 0 0 18px; }
h2 { font-size: clamp(26px, 3vw, 36px); margin: 0 0 12px; }
h3 { font-size: 22px; margin: 0 0 10px; }
p { margin: 0 0 14px; }
.lead { color: #4f4e66; font-size: 18px; }
.text-link { color: #8c6de6; font-weight: 700; display: inline-flex; align-items: center; gap: 6px; }
.text-link::after { content: '›'; font-size: 20px; line-height: 1; }
.intro-strip, .notice-strip {
  background: linear-gradient(135deg, rgba(255,255,255,0.92), rgba(247,247,252,0.82));
  border: 1px solid var(--border);
  box-shadow: var(--shadow);
  border-radius: 24px;
  padding: 24px 28px;
}
.intro-strip p, .notice-strip p { margin-bottom: 0; color: #4f4e66; }
.info-board { display: grid; grid-template-columns: repeat(4, 1fr); gap: 18px; }
.card, .zone-card, .info-card, .feature-card, .faq-item, .article-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);
  border-radius: 24px;
}
.info-card { padding: 22px; }
.kicker, .num-tag {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  min-width: 40px;
  height: 28px;
  padding: 0 10px;
  border-radius: 999px;
  background: rgba(140,109,230,0.10);
  color: var(--primary);
  font-weight: 800;
  font-size: 13px;
  margin-bottom: 12px;
}
.info-card p, .feature-card p, .zone-card p, .article-card p, .faq-item p { color: var(--muted); }
.alt-block { display: grid; grid-template-columns: 1fr 1fr; gap: 28px; align-items: center; margin-bottom: 28px; }
.alt-block.reverse .alt-media { order: 2; }
.alt-block.reverse .alt-copy { order: 1; }
.alt-media {
  min-height: 300px;
  border-radius: 26px;
  background: linear-gradient(135deg, #FFFFFF, #EEF0FA);
  border: 1px solid var(--border);
  box-shadow: var(--shadow);
  display: flex;
  align-items: center;
  justify-content: center;
  padding: 22px;
  overflow: hidden;
}
.content-img, .zone-card img, .app-section img, .banner-slider img, .page-hero img {
  max-width: 100%;
  height: auto;
}
.alt-media img { max-height: 300px; object-fit: contain; }
.alt-copy { padding: 10px 8px; }
.point-list { list-style: none; padding: 0; margin: 16px 0; display: grid; gap: 10px; }
.point-list li { position: relative; padding-left: 26px; color: #4f4e66; }
.point-list li::before { content: ''; position: absolute; left: 0; top: .72em; width: 10px; height: 10px; border-radius: 50%; background: #8c6de6; box-shadow: 0 0 0 5px rgba(140,109,230,0.12); }
.zone-grid { display: grid; grid-template-columns: repeat(4, 1fr); gap: 18px; }
.zone-card { padding: 18px; overflow: hidden; }
.zone-img-wrap {
  height: 168px;
  border-radius: 20px;
  background: linear-gradient(135deg, #F7F7FC, #EEF0FA);
  display: flex;
  align-items: center;
  justify-content: center;
  padding: 14px;
  margin-bottom: 16px;
}
.zone-card img { max-height: 140px; object-fit: contain; }
.zone-card.pure { min-height: 328px; display: flex; flex-direction: column; justify-content: center; }
.app-section {
  display: grid;
  grid-template-columns: .95fr 1.05fr;
  gap: 28px;
  align-items: center;
  padding: 30px;
  border-radius: 28px;
  background: linear-gradient(135deg, rgba(255,255,255,0.94), rgba(238,240,250,0.88));
  border: 1px solid var(--border);
  box-shadow: var(--shadow);
}
.app-visual {
  min-height: 260px;
  display: flex;
  align-items: center;
  justify-content: center;
  border-radius: 24px;
  background: rgba(255,255,255,0.58);
  padding: 20px;
}
.app-visual img { max-height: 300px; object-fit: contain; }
.feature-grid { display: grid; grid-template-columns: repeat(2, 1fr); gap: 14px; margin: 18px 0; }
.feature-card { padding: 18px; }
.security-layout { display: grid; grid-template-columns: .9fr 1.1fr; gap: 24px; align-items: start; }
.security-cards { display: grid; grid-template-columns: repeat(2, 1fr); gap: 16px; }
.faq-grid { display: grid; grid-template-columns: repeat(2, 1fr); gap: 18px; }
.faq-item { padding: 22px; }
.page-hero {
  padding: 44px 0 24px;
}
.page-hero-inner {
  display: grid;
  grid-template-columns: 1.1fr .9fr;
  gap: 28px;
  align-items: center;
  padding: 34px;
  border-radius: 30px;
  background: linear-gradient(135deg, rgba(255,255,255,0.94), rgba(247,247,252,0.82));
  border: 1px solid var(--border);
  box-shadow: var(--shadow);
}
.page-hero.no-image .page-hero-inner { grid-template-columns: 1fr; }
.hero-image {
  min-height: 260px;
  border-radius: 24px;
  background: linear-gradient(135deg, #FFFFFF, #EEF0FA);
  display: flex;
  align-items: center;
  justify-content: center;
  padding: 22px;
}
.hero-image img { max-height: 280px; object-fit: contain; }
.article-grid { display: grid; grid-template-columns: repeat(3, 1fr); gap: 18px; }
.article-card { padding: 22px; }
.wide-card { padding: 28px; }
.two-col { display: grid; grid-template-columns: repeat(2, 1fr); gap: 18px; }
.timeline { display: grid; gap: 16px; }
.timeline-item { display: grid; grid-template-columns: 70px 1fr; gap: 16px; align-items: start; }
.timeline-item .num-tag { margin-bottom: 0; }
.contact-list { display: grid; gap: 14px; }
.contact-list a, .contact-list span { display: block; color: var(--text); }
.site-footer {
  background: #4B4A6B;
  color: #F3F2FB;
  margin-top: 48px;
  padding: 42px 0 24px;
}
.footer-grid { display: grid; grid-template-columns: 1.6fr 1fr 1fr 1fr; gap: 28px; }
.footer-brand img { filter: brightness(0) invert(1) opacity(.94); margin-bottom: 16px; }
.footer-brand p, .footer-bottom p { color: rgba(243,242,251,0.82); }
.footer-col { display: grid; align-content: start; gap: 8px; }
.footer-col h3 { color: #FFFFFF; font-size: 18px; margin-bottom: 6px; }
.footer-col a { color: rgba(243,242,251,0.82); }
.footer-col a:hover { color: #FFFFFF; }
.footer-bottom {
  border-top: 1px solid rgba(255,255,255,0.16);
  margin-top: 28px;
  padding-top: 18px;
  display: flex;
  justify-content: space-between;
  gap: 16px;
  flex-wrap: wrap;
}
.footer-bottom p { margin: 0; }

@media (max-width: 1080px) {
  .desktop-header { grid-template-columns: 140px 1fr auto; gap: 10px; }
  .nav-links a { padding: 8px 8px; font-size: 14px; }
  .info-board, .zone-grid { grid-template-columns: repeat(2, 1fr); }
  .article-grid { grid-template-columns: repeat(2, 1fr); }
}
@media (max-width: 860px) {
  .container { width: min(100% - 28px, 1200px); }
  .desktop-header { display: none; }
  .mobile-header {
    min-height: 68px;
    display: grid;
    grid-template-columns: 56px 1fr auto;
    align-items: center;
    gap: 10px;
    padding: 0 14px;
  }
  .mobile-brand { display: flex; justify-content: center; }
  .mobile-brand img { width: 126px; }
  .mobile-reg { padding: 9px 13px; font-size: 14px; }
  .banner-slider { margin: 20px 14px 26px; border-radius: 18px; min-height: 210px; }
  .banner-track { height: clamp(180px, 52vw, 290px); }
  .slider-arrow { width: 36px; height: 36px; font-size: 24px; }
  .slider-prev { left: 10px; }
  .slider-next { right: 10px; }
  .section { padding: 28px 0; }
  .intro-strip, .notice-strip { padding: 22px; border-radius: 22px; }
  .alt-block, .alt-block.reverse, .app-section, .security-layout, .page-hero-inner, .two-col { grid-template-columns: 1fr; }
  .alt-block.reverse .alt-media, .alt-block.reverse .alt-copy { order: initial; }
  .alt-media { min-height: 230px; }
  .alt-media img { max-height: 220px; }
  .app-section { padding: 22px; }
  .app-visual { min-height: 220px; }
  .page-hero { padding-top: 30px; }
  .page-hero-inner { padding: 24px; }
  .hero-image { min-height: 220px; }
  .footer-grid { grid-template-columns: 1fr 1fr; }
}
@media (max-width: 620px) {
  body { line-height: 1.7; }
  h1 { font-size: 31px; }
  h2 { font-size: 25px; }
  .info-board, .zone-grid, .feature-grid, .security-cards, .faq-grid, .article-grid { grid-template-columns: 1fr; }
  .quick-pill { min-width: 168px; }
  .zone-card.pure { min-height: auto; }
  .timeline-item { grid-template-columns: 1fr; gap: 8px; }
  .footer-grid { grid-template-columns: 1fr; }
  .footer-bottom { display: grid; }
}