:root {
  --brand: rgb(89, 126, 247);
  --brand-hex: #597EF7;
  --brand-dark: #1D2B5F;
  --text: #222222;
  --muted: #5B647A;
  --soft: #ECF0FF;
  --soft-2: #F6F8FF;
  --soft-3: #EAF7FF;
  --white: #FFFFFF;
  --line: rgba(89,126,247,0.16);
  --shadow: 0 16px 40px rgba(89,126,247,0.10);
  --radius: 24px;
}
* { box-sizing: border-box; }
html { scroll-behavior: smooth; }
body {
  margin: 0;
  font-family: -apple-system, BlinkMacSystemFont, "Segoe UI", "PingFang SC", "Hiragino Sans GB", "Microsoft YaHei", Arial, sans-serif;
  color: var(--text);
  background: #F6F8FF;
  line-height: 1.78;
  overflow-x: hidden;
}
a { color: inherit; text-decoration: none; }
img { max-width: 100%; height: auto; display: block; }
.container { width: min(1180px, 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);
  border-bottom: 1px solid rgba(89,126,247,0.12);
}
.desktop-nav-wrap {
  min-height: 76px;
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 22px;
}
.brand, .drawer-brand { display: flex; align-items: center; gap: 10px; font-weight: 900; color: var(--brand-dark); white-space: nowrap; }
.brand img { width: 128px; height: 42px; object-fit: contain; }
.drawer-brand img, .footer-brand img { width: 120px; height: 42px; object-fit: contain; }
.brand span { font-size: 18px; letter-spacing: 1px; }
.desktop-nav { display: flex; align-items: center; justify-content: center; gap: 5px; flex: 1; }
.desktop-nav a {
  padding: 9px 12px;
  border-radius: 999px;
  color: var(--brand-dark);
  font-size: 14px;
  font-weight: 700;
  transition: .22s ease;
}
.desktop-nav a:hover, .desktop-nav a.active {
  color: var(--brand-hex);
  background: rgba(255,255,255,0.72);
  box-shadow: 0 8px 18px rgba(89,126,247,0.10);
}
.main-btn {
  position: relative;
  overflow: hidden;
  isolation: isolate;
  display: inline-flex;
  align-items: center;
  justify-content: center;
  min-height: 44px;
  padding: 0 22px;
  background: linear-gradient(135deg, #7580EE 0%, #597EF7 48%, #7AC4F5 100%);
  color: #fff;
  border-radius: 999px;
  box-shadow: 0 10px 24px rgba(89, 126, 247, 0.28);
  font-weight: 800;
  letter-spacing: .5px;
  border: 0;
  white-space: nowrap;
  transition: transform .22s ease, box-shadow .22s ease;
}
.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 14px 30px rgba(89,126,247,0.34); }
@keyframes btnShine { 0% { transform: translateX(-120%); } 55% { transform: translateX(120%); } 100% { transform: translateX(120%); } }
.mobile-topbar { display: none; }
.drawer-mask, .mobile-drawer { display: none; }
.site-main { min-height: 60vh; }
.hero-section {
  background:
    radial-gradient(circle at 18% 20%, rgba(255,255,255,0.95) 0%, rgba(255,255,255,0) 32%),
    linear-gradient(135deg, #F7F9FF 0%, #ECF0FF 52%, #EAF7FF 100%);
  padding: 74px 0 46px;
  overflow: hidden;
}
.hero-grid { display: grid; grid-template-columns: 1.02fr .98fr; gap: 42px; align-items: center; }
.eyebrow, .blue-tag {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  padding: 7px 13px;
  border-radius: 999px;
  color: var(--brand-hex);
  background: rgba(255,255,255,0.76);
  border: 1px solid var(--line);
  font-weight: 800;
  font-size: 14px;
}
.hero-title, .section-title, .page-hero h1 { color: var(--brand-dark); margin: 16px 0 18px; line-height: 1.16; letter-spacing: -1px; }
.hero-title { font-size: clamp(38px, 5vw, 64px); }
.hero-lead { font-size: 18px; color: #3F4A66; margin: 0 0 28px; max-width: 700px; }
.hero-actions { display: flex; align-items: center; gap: 18px; flex-wrap: wrap; margin-bottom: 22px; }
.text-link { color: var(--brand-hex); font-weight: 800; display: inline-flex; align-items: center; gap: 6px; }
.text-link::after { content: "›"; font-size: 22px; line-height: 1; }
.text-link:hover { color: var(--brand-dark); }
.pill-row { display: flex; flex-wrap: wrap; gap: 10px; }
.pill-row span, .mini-pill {
  display: inline-flex;
  align-items: center;
  padding: 8px 13px;
  border-radius: 999px;
  background: rgba(255,255,255,0.78);
  border: 1px solid rgba(89,126,247,0.14);
  color: var(--brand-dark);
  font-weight: 700;
  font-size: 14px;
}
.visual-board {
  border-radius: 32px;
  border: 1px solid rgba(255,255,255,0.72);
  background: rgba(255,255,255,0.52);
  box-shadow: 0 28px 70px rgba(89,126,247,0.16);
  padding: 18px;
  backdrop-filter: blur(16px);
}
.hero-image-wrap {
  min-height: 370px;
  display: flex;
  align-items: center;
  justify-content: center;
  border-radius: 26px;
  background: linear-gradient(145deg, rgba(255,255,255,0.94), rgba(236,240,255,0.72));
  border: 1px solid rgba(89,126,247,0.12);
  overflow: hidden;
}
.hero-image-wrap img { width: 100%; max-height: 390px; object-fit: contain; object-position: center; padding: 4px; }
.info-row { display: grid; grid-template-columns: repeat(3, 1fr); gap: 12px; margin-top: 14px; }
.info-chip { background: rgba(255,255,255,0.88); border: 1px solid var(--line); border-radius: 18px; padding: 13px; }
.info-chip strong { display: block; color: var(--brand-hex); font-size: 15px; }
.info-chip span { color: var(--muted); font-size: 12px; }
.section { padding: 64px 0; }
.section.alt { background: #fff; }
.section.gradient { background: linear-gradient(135deg, #F7F9FF 0%, #ECF0FF 55%, #EAF7FF 100%); }
.section-head { display: flex; align-items: end; justify-content: space-between; gap: 28px; margin-bottom: 26px; }
.section-head p { margin: 0; color: var(--muted); max-width: 690px; }
.section-title { font-size: clamp(28px, 4vw, 42px); margin: 10px 0 0; }
.quick-grid { display: grid; grid-template-columns: repeat(4, 1fr); gap: 18px; }
.card, .quick-card, .metric-card, .service-card, .content-card, .faq-item, .feature-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);
}
.quick-card { padding: 22px; min-height: 174px; transition: .22s ease; }
.quick-card:hover { transform: translateY(-4px); box-shadow: 0 22px 52px rgba(89,126,247,.14); }
.card-no { color: var(--brand-hex); font-weight: 900; font-size: 15px; }
.quick-card h3, .metric-card h3, .service-card h3, .content-card h3 { margin: 8px 0 8px; color: var(--brand-dark); }
.quick-card p, .metric-card p, .service-card p, .content-card p, .faq-item p { color: var(--muted); margin: 0 0 12px; }
.metric-grid { display: grid; grid-template-columns: repeat(4, 1fr); gap: 18px; }
.metric-card { padding: 24px; background: linear-gradient(180deg, rgba(255,255,255,.92), rgba(236,240,255,.58)); }
.metric-value { font-size: 30px; line-height: 1; color: var(--brand-hex); font-weight: 900; margin-bottom: 12px; }
.bento-grid { display: grid; grid-template-columns: 1.2fr .8fr; gap: 18px; }
.bento-side { display: grid; gap: 18px; }
.content-card { padding: 22px; overflow: hidden; }
.content-card.large { min-height: 520px; display: flex; flex-direction: column; }
.card-img { height: 210px; display: flex; align-items: center; justify-content: center; border-radius: 20px; background: linear-gradient(135deg, #F7F9FF, #ECF0FF); overflow: hidden; margin-bottom: 18px; }
.card-img img { width: 100%; height: 100%; object-fit: contain; padding: 8px; }
.content-card.large .card-img { height: 270px; }
.dual-grid { display: grid; grid-template-columns: repeat(2, 1fr); gap: 22px; }
.dual-card { padding: 26px; background: rgba(255,255,255,.84); border: 1px solid var(--line); border-radius: 28px; box-shadow: var(--shadow); }
.dual-media { height: 230px; border-radius: 22px; background: linear-gradient(135deg, #F7F9FF, #ECF0FF); display: flex; align-items: center; justify-content: center; overflow: hidden; margin: 18px 0; }
.dual-media img { width: 100%; height: 100%; object-fit: contain; padding: 6px; }
.check-list, .plain-list { list-style: none; margin: 18px 0; padding: 0; display: grid; gap: 10px; }
.check-list li, .plain-list li { position: relative; padding-left: 28px; color: #3F4A66; }
.check-list li::before, .plain-list li::before { content: ""; position: absolute; left: 0; top: 12px; width: 10px; height: 10px; border-radius: 50%; background: var(--brand-hex); box-shadow: 0 0 0 5px rgba(89,126,247,0.12); }
.app-band { display: grid; grid-template-columns: .8fr 1.2fr; gap: 34px; align-items: center; padding: 32px; border-radius: 32px; background: linear-gradient(135deg, #F7F9FF 0%, #ECF0FF 55%, #EAF7FF 100%); border: 1px solid rgba(89,126,247,.14); box-shadow: var(--shadow); }
.app-visual { min-height: 330px; display: flex; align-items: center; justify-content: center; background: rgba(255,255,255,.65); border-radius: 28px; border: 1px solid rgba(255,255,255,.78); }
.app-visual img { max-height: 330px; object-fit: contain; }
.feature-grid { display: grid; grid-template-columns: repeat(2, 1fr); gap: 14px; margin-top: 18px; }
.feature-card { padding: 16px; }
.feature-card strong { color: var(--brand-dark); display: block; margin-bottom: 4px; }
.feature-card span { color: var(--muted); font-size: 14px; }
.service-grid { display: grid; grid-template-columns: repeat(3, 1fr); gap: 18px; }
.service-card { padding: 22px; }
.faq-grid { display: grid; grid-template-columns: repeat(2, 1fr); gap: 18px; }
.faq-item { padding: 22px; }
.faq-item h3 { color: var(--brand-dark); margin: 0 0 10px; }
.notice-box {
  padding: 28px;
  border-radius: 28px;
  background: linear-gradient(135deg, rgba(29,43,95,.96), rgba(43,43,43,.96));
  color: #fff;
  box-shadow: 0 22px 60px rgba(29,43,95,.22);
}
.notice-box h2 { margin: 0 0 10px; }
.notice-box p { color: rgba(255,255,255,.82); margin: 0; }
.page-hero {
  background:
    radial-gradient(circle at 18% 20%, rgba(255,255,255,0.95) 0%, rgba(255,255,255,0) 32%),
    linear-gradient(135deg, #F7F9FF 0%, #ECF0FF 52%, #EAF7FF 100%);
  padding: 64px 0 42px;
}
.page-hero-grid { display: grid; grid-template-columns: 1.1fr .9fr; gap: 34px; align-items: center; }
.page-hero h1 { font-size: clamp(34px, 4.5vw, 56px); }
.page-hero p { color: #3F4A66; font-size: 18px; margin: 0; }
.page-visual { height: 340px; border-radius: 30px; background: rgba(255,255,255,.65); border: 1px solid rgba(255,255,255,.82); box-shadow: var(--shadow); display: flex; align-items: center; justify-content: center; overflow: hidden; }
.page-visual img { width: 100%; height: 100%; object-fit: contain; padding: 12px; }
.article-grid { display: grid; grid-template-columns: 1fr 330px; gap: 28px; align-items: start; }
.article-card { padding: 30px; }
.article-card h2 { color: var(--brand-dark); margin-top: 0; }
.article-card p { color: #3F4A66; margin: 0 0 16px; }
.side-panel { position: sticky; top: 104px; display: grid; gap: 16px; }
.side-card { padding: 20px; border-radius: 22px; background: rgba(255,255,255,.86); border: 1px solid var(--line); box-shadow: var(--shadow); }
.side-card h3 { color: var(--brand-dark); margin: 0 0 8px; }
.side-card p { color: var(--muted); margin: 0; font-size: 14px; }
.table-wrap { overflow-x: auto; border-radius: 22px; border: 1px solid var(--line); background: rgba(255,255,255,.9); }
table { width: 100%; border-collapse: collapse; min-width: 680px; }
th, td { padding: 15px 16px; border-bottom: 1px solid rgba(89,126,247,.12); text-align: left; color: #3F4A66; }
th { color: var(--brand-dark); background: rgba(236,240,255,.66); }
.contact-grid { display: grid; grid-template-columns: repeat(3, 1fr); gap: 18px; }
.contact-card { padding: 24px; }
.site-footer { background: linear-gradient(135deg, #1F1F1F 0%, #2B2B2B 100%); color: #fff; padding: 48px 0 24px; }
.footer-grid { display: grid; grid-template-columns: 1.3fr repeat(3, 1fr); gap: 26px; }
.footer-brand h2, .site-footer h3 { margin: 10px 0 12px; color: #fff; }
.footer-brand p, .footer-bottom p { color: rgba(255,255,255,.72); margin: 0; }
.site-footer a { display: block; color: rgba(255,255,255,.76); margin: 8px 0; }
.site-footer a:hover { color: #fff; }
.footer-bottom { border-top: 1px solid rgba(255,255,255,.12); margin-top: 32px; padding-top: 18px; display: grid; gap: 10px; }
@media (max-width: 1024px) {
  .desktop-nav a { padding: 8px 8px; font-size: 13px; }
  .quick-grid, .metric-grid { grid-template-columns: repeat(2, 1fr); }
  .article-grid { grid-template-columns: 1fr; }
  .side-panel { position: static; grid-template-columns: repeat(2, 1fr); }
}
@media (max-width: 820px) {
  .container { width: min(100% - 28px, 1180px); }
  .desktop-nav-wrap { display: none; }
  .mobile-topbar {
    display: grid;
    grid-template-columns: 52px 1fr auto;
    align-items: center;
    min-height: 64px;
    gap: 8px;
    padding: 0 12px;
    background: linear-gradient(135deg, #F7F9FF 0%, #ECF0FF 52%, #EAF7FF 100%);
  }
  .menu-toggle { width: 42px; height: 42px; border-radius: 14px; border: 1px solid var(--line); background: rgba(255,255,255,.74); display: grid; place-items: center; padding: 8px; }
  .menu-toggle span { display: block; width: 20px; height: 2px; border-radius: 4px; background: var(--brand-dark); margin: 2px 0; }
  .mobile-logo { justify-self: center; }
  .mobile-logo img { width: 118px; height: 40px; object-fit: contain; }
  .mobile-join { min-height: 38px; padding: 0 14px; font-size: 13px; }
  .drawer-mask { display: block; position: fixed; inset: 0; background: rgba(0,0,0,.42); opacity: 0; pointer-events: none; transition: opacity .25s ease; z-index: 10000; }
  .mobile-drawer { display: block; position: fixed; left: 0; top: 0; width: min(84vw, 320px); height: 100vh; background: linear-gradient(135deg, #FFFFFF 0%, #ECF0FF 100%); transform: translateX(-105%); transition: transform .28s ease; z-index: 10001; box-shadow: 22px 0 60px rgba(29,43,95,.22); padding: 16px; overflow-y: auto; }
  .drawer-open { overflow: hidden; }
  .drawer-open .drawer-mask { opacity: 1; pointer-events: auto; }
  .drawer-open .mobile-drawer { transform: translateX(0); }
  .drawer-head { display: flex; align-items: center; justify-content: space-between; margin-bottom: 18px; }
  .drawer-close { width: 40px; height: 40px; border: 1px solid var(--line); background: #fff; border-radius: 14px; color: var(--brand-dark); font-size: 26px; line-height: 1; }
  .drawer-nav { display: grid; gap: 10px; }
  .drawer-nav a { padding: 14px 16px; border-radius: 18px; background: rgba(255,255,255,.68); border: 1px solid rgba(89,126,247,.12); color: var(--brand-dark); font-weight: 800; }
  .drawer-nav a.active { color: var(--brand-hex); background: rgba(236,240,255,.92); }
  .hero-section { padding: 42px 0 34px; }
  .hero-grid, .page-hero-grid, .app-band, .dual-grid, .bento-grid { grid-template-columns: 1fr; }
  .hero-title { font-size: 38px; }
  .hero-lead, .page-hero p { font-size: 16px; }
  .hero-image-wrap { min-height: 260px; }
  .info-row { grid-template-columns: 1fr; }
  .section { padding: 46px 0; }
  .section-head { display: block; }
  .quick-grid, .metric-grid, .feature-grid, .service-grid, .faq-grid, .contact-grid, .side-panel { grid-template-columns: 1fr; }
  .content-card.large { min-height: 0; }
  .content-card.large .card-img, .card-img, .dual-media, .page-visual { height: 240px; }
  .app-band { padding: 20px; }
  .app-visual { min-height: 240px; }
  .app-visual img { max-height: 250px; }
  .footer-grid { grid-template-columns: 1fr; }
}
@media (max-width: 520px) {
  .quick-grid, .metric-grid { grid-template-columns: repeat(2, 1fr); gap: 12px; }
  .quick-card, .metric-card, .service-card, .faq-item, .content-card { padding: 16px; border-radius: 20px; }
  .quick-card { min-height: 188px; }
  .section-title { font-size: 28px; }
  .page-hero h1 { font-size: 34px; }
  .hero-actions { align-items: stretch; }
  .hero-actions .main-btn { width: 100%; }
}