:root {
  --brand: rgb(89, 126, 247);
  --brand-hex: #597EF7;
  --brand-soft: #ECF0FF;
  --page-soft: #F6F8FF;
  --sky-soft: #EAF7FF;
  --deep: #1D2B5F;
  --text: #222222;
  --muted: #5B647A;
  --line: rgba(89, 126, 247, 0.16);
  --white: #FFFFFF;
  --footer: #1F1F1F;
  --footer-2: #2B2B2B;
  --shadow: 0 18px 45px rgba(89, 126, 247, 0.13);
}
* { box-sizing: border-box; }
html { scroll-behavior: smooth; }
body {
  margin: 0;
  font-family: -apple-system, BlinkMacSystemFont, "Segoe UI", "Microsoft YaHei", "PingFang SC", Arial, sans-serif;
  color: var(--text);
  background: #F6F8FF;
  line-height: 1.75;
  overflow-x: hidden;
}
a { color: inherit; text-decoration: none; }
img { max-width: 100%; display: block; }
.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(255, 255, 255, .82);
}
.header-shell {
  width: min(1180px, calc(100% - 40px));
  margin: 0 auto;
  min-height: 78px;
  display: flex;
  align-items: center;
  gap: 24px;
}
.brand img { width: 142px; height: auto; object-fit: contain; }
.desktop-nav {
  flex: 1;
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 4px;
  white-space: nowrap;
}
.nav-link {
  color: var(--deep);
  font-size: 15px;
  font-weight: 700;
  padding: 9px 12px;
  border-radius: 999px;
  transition: .25s ease;
}
.nav-link:hover, .nav-link.active {
  color: var(--brand);
  background: rgba(255,255,255,.72);
  box-shadow: inset 0 0 0 1px rgba(89,126,247,.12);
}
.main-btn {
  position: relative;
  overflow: hidden;
  isolation: isolate;
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 8px;
  min-height: 42px;
  padding: 10px 22px;
  background: linear-gradient(135deg, #7580EE 0%, #597EF7 48%, #7AC4F5 100%);
  color: #fff;
  border-radius: 999px;
  font-weight: 800;
  letter-spacing: .02em;
  box-shadow: 0 10px 24px rgba(89, 126, 247, 0.28);
  transform: translateY(0);
  transition: .25s 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 16px 34px rgba(89,126,247,.34); }
@keyframes btnShine {
  0% { transform: translateX(-120%); }
  55% { transform: translateX(120%); }
  100% { transform: translateX(120%); }
}
.mobile-header { display: none; }
.drawer-mask, .mobile-drawer { display: none; }
.container, .section-inner { width: min(1180px, calc(100% - 40px)); margin: 0 auto; }
.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: 76px 0 34px;
}
.hero-grid {
  display: grid;
  grid-template-columns: minmax(0, 1fr) minmax(360px, 520px);
  align-items: center;
  gap: 44px;
}
.eyebrow, .blue-tag {
  display: inline-flex;
  align-items: center;
  color: var(--brand);
  background: rgba(89,126,247,.10);
  border: 1px solid rgba(89,126,247,.18);
  border-radius: 999px;
  padding: 6px 13px;
  font-size: 14px;
  font-weight: 800;
}
h1, h2, h3 { color: var(--deep); line-height: 1.25; margin: 0; }
.hero h1 { margin-top: 18px; font-size: clamp(36px, 5vw, 62px); color: var(--brand); letter-spacing: -0.04em; }
.hero-lead { margin: 20px 0 26px; color: #3F4A66; font-size: 17px; max-width: 650px; }
.hero-actions { display: flex; align-items: center; gap: 18px; flex-wrap: wrap; }
.hero-mini-tags { display: flex; flex-wrap: wrap; gap: 10px; margin-top: 24px; }
.hero-mini-tags span {
  color: var(--deep);
  background: rgba(255,255,255,.72);
  border: 1px solid rgba(89,126,247,.14);
  border-radius: 999px;
  padding: 8px 14px;
  font-weight: 700;
}
.hero-board {
  background: rgba(255,255,255,.70);
  border: 1px solid rgba(255,255,255,.88);
  border-radius: 34px;
  padding: 20px;
  box-shadow: var(--shadow);
}
.hero-image-box {
  min-height: 360px;
  border-radius: 28px;
  background: linear-gradient(145deg, #ffffff 0%, #ECF0FF 58%, #EAF7FF 100%);
  display: flex;
  align-items: center;
  justify-content: center;
  overflow: hidden;
  border: 1px solid rgba(89,126,247,.14);
}
.hero-image-box img { width: 100%; height: 100%; max-height: 420px; object-fit: contain; object-position: center bottom; }
.hero-info-strip { display: grid; grid-template-columns: repeat(3, 1fr); gap: 10px; margin-top: 14px; }
.hero-info-strip span {
  text-align: center;
  color: var(--deep);
  background: #fff;
  border: 1px solid rgba(89,126,247,.14);
  border-radius: 16px;
  padding: 10px 8px;
  font-size: 13px;
  font-weight: 800;
}
.sports-rail { margin-top: 26px; }
.rail-scroll {
  display: flex;
  gap: 12px;
  overflow-x: auto;
  padding: 8px 2px 10px;
  scrollbar-width: thin;
}
.rail-item {
  flex: 0 0 auto;
  display: inline-flex;
  align-items: center;
  gap: 8px;
  padding: 10px 15px;
  border-radius: 999px;
  background: rgba(255,255,255,.78);
  color: var(--deep);
  border: 1px solid rgba(89,126,247,.16);
  font-weight: 800;
}
.rail-item small { color: var(--brand); font-weight: 900; }
.section { padding: 76px 0; }
.section.white { background: #fff; }
.section.soft { background: var(--page-soft); }
.section.blue { background: var(--brand-soft); }
.section.dark {
  background: linear-gradient(135deg, #172244 0%, #1D2B5F 60%, #273A77 100%);
  color: #fff;
}
.section.dark h2, .section.dark h3 { color: #fff; }
.section.dark p { color: rgba(255,255,255,.78); }
.section-title { display: flex; justify-content: space-between; align-items: end; gap: 18px; margin-bottom: 28px; }
.section-title h2 { font-size: clamp(28px, 4vw, 42px); }
.section-title p { margin: 10px 0 0; color: var(--muted); max-width: 680px; }
.text-link {
  display: inline-flex;
  color: var(--brand);
  font-weight: 900;
  margin-top: 12px;
  align-items: center;
}
.text-link::after { content: "›"; margin-left: 6px; font-size: 18px; }
.focus-grid { display: grid; grid-template-columns: minmax(0, 1.25fr) minmax(320px, .75fr); gap: 24px; }
.focus-card, .info-list, .card, .app-panel, .service-banner, .notice-box, .faq-card, .inner-card {
  background: rgba(255,255,255,.92);
  border: 1px solid rgba(89,126,247,.14);
  border-radius: 28px;
  box-shadow: 0 12px 35px rgba(89,126,247,.10);
}
.focus-card { overflow: hidden; }
.image-wrap { background: linear-gradient(135deg, #fff, #ECF0FF); border-bottom: 1px solid rgba(89,126,247,.12); display: flex; align-items: center; justify-content: center; }
.focus-card .image-wrap { height: 300px; }
.image-wrap img { width: 100%; height: 100%; object-fit: contain; }
.focus-body { padding: 26px; }
.focus-body h3 { margin: 12px 0 10px; font-size: 28px; }
.focus-body p, .card p, .inner-card p, .faq-card p { color: var(--muted); margin: 10px 0 0; }
.info-list { padding: 14px; display: grid; gap: 12px; }
.info-item { padding: 18px; border-radius: 20px; background: #F6F8FF; border: 1px solid rgba(89,126,247,.12); }
.info-item h3 { font-size: 20px; margin-bottom: 6px; }
.info-item p { color: var(--muted); margin: 0; font-size: 15px; }
.duo-grid { display: grid; grid-template-columns: 1fr 1fr; gap: 24px; }
.duo-card { border-radius: 30px; overflow: hidden; border: 1px solid rgba(89,126,247,.16); background: #fff; box-shadow: var(--shadow); }
.duo-card.deep { background: linear-gradient(135deg, #1D2B5F, #324DA4); color: #fff; }
.duo-card.deep h3, .duo-card.deep .blue-tag { color: #fff; }
.duo-card.deep .blue-tag { background: rgba(255,255,255,.16); border-color: rgba(255,255,255,.2); }
.duo-card.deep p, .duo-card.deep li { color: rgba(255,255,255,.78); }
.duo-img { height: 260px; display: flex; align-items: center; justify-content: center; background: linear-gradient(135deg,#fff,#ECF0FF); }
.duo-img img { width: 100%; height: 100%; object-fit: contain; }
.duo-content { padding: 28px; }
.duo-content h3 { font-size: 30px; margin: 12px 0; }
.point-list { padding: 0; margin: 18px 0 0; list-style: none; display: grid; gap: 9px; }
.point-list li { color: var(--muted); padding-left: 22px; position: relative; }
.point-list li::before { content: ""; position: absolute; left: 0; top: .72em; width: 8px; height: 8px; border-radius: 50%; background: var(--brand); box-shadow: 0 0 0 4px rgba(89,126,247,.12); }
.matrix-grid { display: grid; grid-template-columns: repeat(4, 1fr); grid-auto-flow: dense; gap: 18px; }
.card { overflow: hidden; min-height: 100%; }
.card.feature-wide { grid-column: span 2; }
.card.feature-tall { grid-row: span 2; }
.card .image-wrap { height: 180px; }
.card.feature-tall .image-wrap { height: 300px; }
.card-body { padding: 22px; }
.card-body h3 { font-size: 23px; margin: 10px 0 8px; }
.app-panel { display: grid; grid-template-columns: minmax(280px, 440px) 1fr; align-items: center; gap: 34px; padding: 34px; background: linear-gradient(135deg, #ECF0FF 0%, #F6F8FF 58%, #EAF7FF 100%); }
.app-visual { min-height: 390px; display: flex; align-items: center; justify-content: center; border-radius: 26px; background: rgba(255,255,255,.72); border: 1px solid rgba(89,126,247,.14); }
.app-visual img { width: 100%; max-height: 430px; object-fit: contain; }
.feature-list { display: grid; grid-template-columns: 1fr 1fr; gap: 12px; margin-top: 20px; }
.feature-list span { background: #fff; color: var(--deep); border: 1px solid rgba(89,126,247,.14); border-radius: 16px; padding: 12px 14px; font-weight: 800; }
.service-banner { padding: 24px 28px; margin-bottom: 18px; background: linear-gradient(135deg,#fff,#ECF0FF); }
.service-banner strong { color: var(--brand); }
.service-grid { display: grid; grid-template-columns: repeat(3, 1fr); gap: 16px; }
.service-card { background: #fff; border: 1px solid rgba(89,126,247,.14); border-radius: 22px; padding: 22px; }
.service-card b { display: inline-flex; color: var(--brand); font-size: 22px; margin-bottom: 10px; }
.service-card h3 { font-size: 20px; }
.service-card p { color: var(--muted); margin: 8px 0 0; }
.notice-box { padding: 30px; background: linear-gradient(135deg, #FFFFFF 0%, #ECF0FF 100%); }
.notice-box h2 { margin-bottom: 12px; }
.notice-box p { color: var(--muted); margin: 0; }
.faq-grid { display: grid; grid-template-columns: repeat(2, 1fr); gap: 16px; }
.faq-card { padding: 24px; }
.faq-card h3 { font-size: 20px; margin-bottom: 8px; }
.inner-hero { padding: 70px 0; background: radial-gradient(circle at 80% 20%, rgba(255,255,255,.9) 0%, rgba(255,255,255,0) 30%), linear-gradient(135deg, #F7F9FF 0%, #ECF0FF 52%, #EAF7FF 100%); }
.inner-hero-grid { display: grid; grid-template-columns: minmax(0, 1fr) minmax(300px, 450px); align-items: center; gap: 44px; }
.inner-hero h1 { font-size: clamp(34px, 4.8vw, 56px); margin: 16px 0; color: var(--deep); }
.inner-hero p { color: #3F4A66; font-size: 17px; margin: 0; }
.inner-visual { min-height: 320px; border-radius: 30px; background: rgba(255,255,255,.74); border: 1px solid rgba(89,126,247,.14); box-shadow: var(--shadow); display: flex; align-items: center; justify-content: center; padding: 18px; }
.inner-visual img { width: 100%; max-height: 360px; object-fit: contain; }
.content-grid { display: grid; grid-template-columns: 1.1fr .9fr; gap: 24px; }
.inner-card { padding: 28px; }
.inner-card h2 { font-size: 30px; margin-bottom: 14px; }
.inner-card h3 { font-size: 22px; margin: 22px 0 8px; }
.inner-card ul, .inner-card ol { color: var(--muted); padding-left: 20px; }
.split-list { display: grid; grid-template-columns: repeat(2,1fr); gap: 14px; }
.mini-card { padding: 20px; border-radius: 22px; background: #fff; border: 1px solid rgba(89,126,247,.14); }
.mini-card h3 { color: var(--deep); margin: 0 0 8px; }
.mini-card p { color: var(--muted); margin: 0; }
.long-read { display: grid; gap: 18px; }
.long-read p { color: var(--muted); margin: 0; }
.contact-grid { display: grid; grid-template-columns: repeat(3,1fr); gap: 16px; }
.table-like { display: grid; gap: 12px; margin-top: 16px; }
.table-row { display: grid; grid-template-columns: 160px 1fr; gap: 14px; padding: 14px; border-radius: 16px; background: #F6F8FF; color: var(--muted); }
.table-row strong { color: var(--deep); }
.site-footer { background: linear-gradient(135deg, #1F1F1F 0%, #2B2B2B 100%); color: #fff; padding-top: 54px; }
.footer-inner { width: min(1180px, calc(100% - 40px)); margin: 0 auto; display: grid; grid-template-columns: 1.1fr 1.9fr; gap: 52px; }
.footer-brand img { width: 150px; margin-bottom: 16px; filter: brightness(1.05); }
.footer-brand p, .footer-note p { color: rgba(255,255,255,.68); margin: 0; }
.footer-grid { display: grid; grid-template-columns: repeat(3,1fr); gap: 26px; }
.footer-grid h3 { color: #fff; margin-bottom: 12px; }
.footer-grid a { display: block; color: rgba(255,255,255,.72); margin: 8px 0; }
.footer-grid a:hover { color: #fff; }
.footer-note { width: min(1180px, calc(100% - 40px)); margin: 34px auto 0; padding: 22px 0 28px; border-top: 1px solid rgba(255,255,255,.12); display: grid; gap: 8px; }
@media (max-width: 1080px) {
  .desktop-nav { gap: 0; }
  .nav-link { padding: 8px 9px; font-size: 14px; }
  .matrix-grid { grid-template-columns: repeat(2,1fr); }
  .service-grid, .contact-grid { grid-template-columns: repeat(2,1fr); }
}
@media (max-width: 820px) {
  .desktop-header { display: none; }
  .mobile-header {
    min-height: 66px;
    display: grid;
    grid-template-columns: 48px 1fr auto;
    align-items: center;
    gap: 8px;
    padding: 0 12px;
    background: linear-gradient(135deg, #F7F9FF 0%, #ECF0FF 52%, #EAF7FF 100%);
  }
  .menu-toggle { width: 42px; height: 42px; border: 0; border-radius: 14px; background: rgba(255,255,255,.78); display: inline-grid; place-items: center; padding: 9px; box-shadow: inset 0 0 0 1px rgba(89,126,247,.12); }
  .menu-toggle span { display: block; width: 20px; height: 2px; background: var(--deep); border-radius: 99px; margin: 2px 0; }
  .mobile-brand { justify-self: center; }
  .mobile-brand img { width: 116px; height: auto; object-fit: contain; }
  .mobile-reg { min-height: 36px; padding: 8px 12px; font-size: 13px; white-space: nowrap; }
  .drawer-mask { display: block; position: fixed; inset: 0; background: rgba(0,0,0,.42); opacity: 0; visibility: hidden; transition: .25s ease; z-index: 10000; }
  .mobile-drawer { display: block; position: fixed; top: 0; left: 0; width: 82vw; max-width: 320px; height: 100vh; background: linear-gradient(135deg, #fff 0%, #ECF0FF 100%); transform: translateX(-105%); transition: transform .28s ease; z-index: 10001; padding: 18px; overflow-y: auto; box-shadow: 18px 0 45px rgba(29,43,95,.18); }
  .drawer-open .drawer-mask { opacity: 1; visibility: visible; }
  .drawer-open .mobile-drawer { transform: translateX(0); }
  body.drawer-open { overflow: hidden; }
  .drawer-head { display: flex; align-items: center; justify-content: space-between; gap: 14px; margin-bottom: 18px; }
  .drawer-head img { width: 126px; }
  .drawer-close { width: 38px; height: 38px; border: 0; border-radius: 50%; background: #fff; color: var(--deep); font-size: 26px; line-height: 1; box-shadow: inset 0 0 0 1px rgba(89,126,247,.15); }
  .drawer-nav { display: grid; gap: 9px; }
  .drawer-link { padding: 13px 14px; border-radius: 16px; background: rgba(255,255,255,.72); color: var(--deep); font-weight: 800; border: 1px solid rgba(89,126,247,.11); }
  .drawer-link.active { color: var(--brand); background: #fff; }
  .container, .section-inner { width: min(100% - 28px, 680px); }
  .hero { padding: 44px 0 28px; }
  .hero-grid, .inner-hero-grid, .focus-grid, .duo-grid, .app-panel, .content-grid, .footer-inner { grid-template-columns: 1fr; }
  .hero-content { text-align: center; }
  .hero-lead { margin-left: auto; margin-right: auto; font-size: 16px; }
  .hero-actions, .hero-mini-tags { justify-content: center; }
  .hero-image-box { min-height: 260px; }
  .hero-info-strip { grid-template-columns: 1fr; }
  .section { padding: 56px 0; }
  .section-title { display: block; }
  .focus-card .image-wrap, .duo-img, .card .image-wrap, .card.feature-tall .image-wrap { height: 220px; }
  .matrix-grid { grid-template-columns: 1fr; }
  .card.feature-wide, .card.feature-tall { grid-column: auto; grid-row: auto; }
  .app-panel { padding: 20px; }
  .app-content { order: -1; }
  .app-visual { min-height: 260px; }
  .feature-list, .service-grid, .faq-grid, .split-list, .contact-grid, .footer-grid { grid-template-columns: 1fr; }
  .inner-hero { padding: 48px 0; text-align: center; }
  .inner-visual { min-height: 230px; }
  .table-row { grid-template-columns: 1fr; }
}
@media (max-width: 420px) {
  .mobile-brand img { width: 102px; }
  .mobile-reg { padding: 8px 10px; font-size: 12px; }
  .hero h1 { font-size: 34px; }
  .hero-board { padding: 12px; border-radius: 24px; }
  .focus-body, .duo-content, .inner-card, .notice-box { padding: 22px; }
}