:root {
    --bg: #F3F8FF;
    --white: #FFFFFF;
    --soft: #EAF4FF;
    --soft-gray: #F0F6FC;
    --blue: #0B55B5;
    --deep: #073B86;
    --sport: #126BCB;
    --bright: #1785E8;
    --sky: #55B9F5;
    --highlight: #91D9FF;
    --navy: #10243D;
    --text: #263B52;
    --muted: #667A91;
    --footer: #052B62;
    --border: rgba(11,85,181,.12);
    --shadow: 0 20px 50px rgba(7,59,134,.12);
    --gradient: linear-gradient(135deg, #073B86 0%, #0B55B5 32%, #126BCB 68%, #1785E8 100%);
}
* { 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", "Hiragino Sans GB", "Microsoft YaHei", Arial, sans-serif; line-height: 1.8; overflow-x: hidden; }
body.drawer-open { overflow: hidden; }
a { color: var(--blue); text-decoration: none; }
a:hover { color: var(--bright); }
img { max-width: 100%; height: auto; }
button, a { -webkit-tap-highlight-color: transparent; }
button:focus-visible, a:focus-visible { outline: 3px solid var(--highlight); outline-offset: 3px; }
.site-header { position: sticky; top: 0; width: 100%; z-index: 9999; background: rgba(7,59,134,.97); border-bottom: 1px solid rgba(255,255,255,.12); backdrop-filter: blur(14px); }
.header-inner { position: relative; max-width: 1320px; min-height: 72px; margin: 0 auto; padding: 0 20px; display: flex; align-items: center; justify-content: space-between; }
.menu-toggle { width: 44px; height: 44px; border: 1px solid rgba(255,255,255,.20); border-radius: 10px; background: rgba(255,255,255,.08); display: flex; flex-direction: column; align-items: center; justify-content: center; gap: 6px; cursor: pointer; }
.menu-toggle span { width: 25px; height: 2px; display: block; background: #FFFFFF; }
.site-logo { position: absolute; left: 50%; top: 50%; transform: translate(-50%, -50%); display: block; }
.site-logo img { display: block; width: auto; max-width: 150px; max-height: 48px; }
.main-btn { display: inline-flex; align-items: center; justify-content: center; min-height: 42px; padding: 0 22px; border-radius: 999px; background: linear-gradient(135deg, #55B9F5 0%, #1785E8 45%, #126BCB 100%); color: #FFFFFF; font-weight: 700; text-decoration: none; box-shadow: 0 10px 26px rgba(23,133,232,.28); transition: transform .18s ease, box-shadow .18s ease; }
.main-btn:hover { color: #fff; transform: translateY(-1px); box-shadow: 0 14px 30px rgba(23,133,232,.34); }
.channel-nav { background: #FFFFFF; border-bottom: 1px solid var(--border); }
.channel-nav-inner { max-width: 1320px; margin: 0 auto; padding: 0 20px; display: flex; align-items: center; gap: 26px; overflow-x: auto; scrollbar-width: thin; }
.channel-nav a { position: relative; display: inline-flex; align-items: center; min-height: 52px; color: #526B86; font-size: 15px; white-space: nowrap; font-weight: 600; }
.channel-nav a.is-active, .channel-nav a:hover { color: var(--blue); }
.channel-nav a.is-active::after { content: ""; position: absolute; left: 50%; bottom: 0; width: 28px; height: 3px; border-radius: 3px 3px 0 0; transform: translateX(-50%); background: var(--bright); }
.drawer-overlay { position: fixed; inset: 0; z-index: 10000; background: rgba(5,24,48,.46); opacity: 0; transition: opacity .22s ease; }
.drawer-overlay.is-visible { opacity: 1; }
.site-drawer { position: fixed; top: 0; left: 0; z-index: 10001; width: 420px; max-width: 92vw; height: 100vh; background: #fff; transform: translateX(-100%); transition: transform .25s ease; box-shadow: 22px 0 50px rgba(7,59,134,.18); overflow-y: auto; }
.site-drawer.is-open { transform: translateX(0); }
.drawer-head { min-height: 76px; padding: 16px 22px; display: flex; align-items: center; justify-content: space-between; border-bottom: 1px solid var(--border); }
.drawer-logo img { max-width: 138px; max-height: 44px; display: block; }
.drawer-close { width: 42px; height: 42px; border: 0; border-radius: 10px; background: var(--soft); color: var(--navy); font-size: 30px; line-height: 1; cursor: pointer; }
.drawer-nav { padding: 12px 22px 36px; }
.drawer-nav section { padding: 16px 0 18px; border-bottom: 1px solid var(--border); }
.drawer-nav h2 { margin: 0 0 10px; color: var(--blue); font-size: 14px; letter-spacing: .08em; }
.drawer-nav a { display: block; padding: 8px 2px; color: var(--navy); font-weight: 600; }
main { min-height: 55vh; }
.container { width: min(1320px, calc(100% - 40px)); margin: 0 auto; }
.reading { width: min(860px, 100%); }
.section { padding: 92px 0; }
.section-sm { padding: 64px 0; }
.section-white { background: #fff; }
.section-soft { background: var(--soft); }
.section-deep { color: #fff; background: radial-gradient(circle at 72% 35%, rgba(85,185,245,.40), transparent 38%), var(--gradient); }
.section-head { margin-bottom: 34px; }
.kicker { display: inline-block; margin-bottom: 10px; color: var(--bright); font-size: 13px; font-weight: 800; letter-spacing: .13em; }
.section-deep .kicker { color: var(--highlight); }
h1, h2, h3 { color: var(--navy); line-height: 1.25; }
h1 { margin: 0 0 22px; font-size: clamp(40px, 5vw, 62px); letter-spacing: -.03em; }
h2 { margin: 0 0 18px; font-size: clamp(30px, 3vw, 40px); }
h3 { margin: 0 0 10px; font-size: 22px; }
p { margin: 0 0 18px; }
.lead { font-size: 19px; color: #45617F; }
.section-deep h1, .section-deep h2, .section-deep h3, .section-deep p, .section-deep a { color: #fff; }
.text-link { display: inline-flex; align-items: center; gap: 8px; margin-top: 8px; font-weight: 800; }
.text-link::after { content: "→"; }
.section-deep .text-link { color: var(--highlight); }
.hero-slider { position: relative; max-width: 1320px; margin: 22px auto 0; overflow: hidden; border-radius: 18px; background: #073B86; box-shadow: 0 20px 50px rgba(7,59,134,.20); }
.hero-slide { display: none; }
.hero-slide.is-active { display: block; }
.hero-slider img { display: block; width: 100%; height: auto; object-fit: contain; }
.hero-control { position: absolute; top: 50%; z-index: 4; width: 46px; height: 46px; transform: translateY(-50%); border: 1px solid rgba(255,255,255,.36); border-radius: 50%; color: #fff; background: rgba(5,43,98,.62); font-size: 28px; cursor: pointer; }
.hero-prev { left: 18px; } .hero-next { right: 18px; }
.hero-dots { position: absolute; left: 50%; bottom: 16px; z-index: 4; transform: translateX(-50%); display: flex; gap: 9px; }
.hero-dot { width: 11px; height: 11px; padding: 0; border: 2px solid #fff; border-radius: 50%; background: transparent; cursor: pointer; }
.hero-dot.is-active { background: #fff; }
.home-title { padding: 44px 0 32px; text-align: center; }
.home-title h1 { margin-bottom: 10px; font-size: clamp(34px, 4vw, 52px); }
.home-title p { margin: 0 auto; max-width: 760px; color: var(--muted); }
.focus-strip { background: var(--deep); color: #fff; }
.focus-inner { width: min(1320px, calc(100% - 40px)); margin: 0 auto; padding: 36px 0; }
.focus-inner h2 { color: #fff; font-size: 28px; }
.focus-grid { display: grid; grid-template-columns: repeat(4, 1fr); gap: 28px; }
.focus-item { padding-right: 22px; border-right: 1px solid rgba(255,255,255,.16); }
.focus-item:last-child { border-right: 0; }
.focus-item h3 { color: #fff; font-size: 18px; }
.focus-item p { color: rgba(255,255,255,.78); font-size: 14px; line-height: 1.7; }
.focus-item a { color: var(--highlight); font-weight: 700; }
.editorial-grid { display: grid; grid-template-columns: 1.35fr .8fr; gap: 28px; }
.feature-panel { min-height: 520px; position: relative; overflow: hidden; border-radius: 24px; background: var(--deep); color: #fff; }
.feature-panel img { width: 100%; height: 100%; min-height: 520px; object-fit: contain; display: block; background: #073B86; }
.feature-panel::after { content: ""; position: absolute; inset: 0; background: linear-gradient(180deg, rgba(5,43,98,.04) 20%, rgba(5,43,98,.9) 100%); }
.feature-copy { position: absolute; left: 0; right: 0; bottom: 0; z-index: 2; padding: 34px; }
.feature-copy h2, .feature-copy p, .feature-copy a { color: #fff; }
.stack-panels { display: grid; grid-template-rows: 1fr 1fr; gap: 28px; }
.sport-panel { padding: 34px; border-radius: 24px; background: #fff; border: 1px solid var(--border); box-shadow: 0 16px 42px rgba(7,59,134,.08); display: flex; flex-direction: column; justify-content: flex-end; }
.sport-panel:nth-child(2) { background: linear-gradient(145deg, #EAF4FF, #fff); }
.zone-strip { display: grid; grid-template-columns: repeat(6, minmax(0,1fr)); gap: 16px; }
.zone-item { padding: 18px; background: #fff; border-top: 4px solid var(--bright); box-shadow: 0 12px 34px rgba(7,59,134,.07); }
.zone-item img { width: 100%; aspect-ratio: 4/3; object-fit: contain; display: block; margin-bottom: 16px; }
.zone-item h3 { font-size: 18px; }
.zone-item p { font-size: 14px; color: var(--muted); line-height: 1.65; }
.entertainment-grid { display: grid; grid-template-columns: 1.25fr .9fr; gap: 30px; align-items: stretch; }
.esports-feature { overflow: hidden; border-radius: 24px; background: rgba(255,255,255,.08); border: 1px solid rgba(255,255,255,.13); }
.esports-feature img { display: block; width: 100%; max-height: 420px; object-fit: contain; background: rgba(255,255,255,.04); }
.esports-copy { padding: 30px; }
.entertainment-list { display: grid; gap: 18px; }
.ent-row { display: grid; grid-template-columns: 150px 1fr; align-items: center; gap: 20px; padding: 16px; border-radius: 18px; background: rgba(255,255,255,.09); border: 1px solid rgba(255,255,255,.13); }
.ent-row img { width: 150px; height: 105px; object-fit: contain; }
.ent-row h3, .ent-row p, .ent-row a { color: #fff; }
.app-showcase { display: grid; grid-template-columns: .95fr 1.05fr; align-items: center; gap: 64px; }
.app-visual img { display: block; width: 100%; object-fit: contain; }
.action-row { display: flex; flex-wrap: wrap; align-items: center; gap: 18px; margin-top: 24px; }
.action-row .text-link { margin: 0; }
.activity-layout { display: grid; grid-template-columns: 1.3fr .8fr; gap: 34px; }
.activity-main { padding: 38px; min-height: 380px; display: flex; flex-direction: column; justify-content: flex-end; color: #fff; background: radial-gradient(circle at 80% 20%, rgba(145,217,255,.35), transparent 30%), var(--gradient); border-radius: 24px; }
.activity-main h2, .activity-main p, .activity-main a { color: #fff; }
.activity-notes { display: grid; gap: 18px; }
.activity-note { padding: 22px 0; border-bottom: 1px solid var(--border); }
.activity-note:last-child { border-bottom: 0; }
.news-layout { display: grid; grid-template-columns: 1.15fr .85fr; gap: 46px; }
.news-lead { padding: 34px; background: var(--soft); border-left: 5px solid var(--bright); }
.news-list article { padding: 0 0 22px; margin-bottom: 22px; border-bottom: 1px solid var(--border); }
.news-list article:last-child { border-bottom: 0; }
.news-category { color: var(--bright); font-size: 12px; font-weight: 800; letter-spacing: .08em; }
.split-service { display: grid; grid-template-columns: 1fr 1fr; gap: 32px; }
.service-pane { padding: 38px; background: #fff; border: 1px solid var(--border); }
.service-pane ul, .article-body ul, .article-body ol { padding-left: 1.25em; }
.testimonial-grid { display: grid; grid-template-columns: repeat(3,1fr); gap: 24px; }
.quote { padding: 28px; background: #fff; border-top: 3px solid var(--sky); box-shadow: 0 12px 36px rgba(7,59,134,.07); }
.quote p { margin: 0; color: #435B74; }
.faq-list { border-top: 1px solid var(--border); }
.faq-item { border-bottom: 1px solid var(--border); }
.faq-question { width: 100%; min-height: 64px; padding: 18px 0; display: flex; align-items: center; justify-content: space-between; gap: 20px; border: 0; background: transparent; color: var(--navy); font: inherit; font-weight: 800; text-align: left; cursor: pointer; }
.faq-question::after { content: "+"; flex: 0 0 auto; width: 30px; height: 30px; display: grid; place-items: center; border-radius: 50%; background: var(--soft); color: var(--blue); }
.faq-item.is-open .faq-question::after { content: "−"; }
.faq-answer { padding: 0 52px 22px 0; color: var(--muted); }
.notice-band { padding: 34px 0; background: #0A356F; color: #fff; }
.notice-band .container { display: grid; grid-template-columns: .6fr 1.4fr; gap: 40px; align-items: center; }
.notice-band h2, .notice-band p, .notice-band a { color: #fff; }
.inner-hero { padding: 88px 0 76px; color: #fff; background: radial-gradient(circle at 72% 35%, rgba(85,185,245,.40), transparent 38%), var(--gradient); }
.inner-hero h1, .inner-hero p { color: #fff; }
.inner-hero .lead { max-width: 820px; color: rgba(255,255,255,.84); }
.article-body { font-size: 17px; }
.article-body h2 { margin-top: 48px; font-size: 32px; }
.article-body h3 { margin-top: 30px; }
.article-body p { margin-bottom: 20px; }
.article-body .content-image { width: 100%; height: auto; object-fit: contain; margin: 28px 0 36px; border-radius: 18px; box-shadow: var(--shadow); }
.info-points { display: grid; grid-template-columns: repeat(3, 1fr); gap: 24px; margin: 34px 0; }
.info-point { padding: 26px; background: var(--soft-gray); border-top: 3px solid var(--bright); }
.toc-row { display: flex; flex-wrap: wrap; gap: 12px; margin: 28px 0 10px; }
.toc-row a { padding: 8px 13px; background: var(--soft); border-radius: 8px; font-size: 14px; font-weight: 700; }
.zone-detail { padding: 34px 0; border-bottom: 1px solid var(--border); display: grid; grid-template-columns: 240px 1fr; gap: 34px; align-items: start; }
.zone-detail img { width: 240px; object-fit: contain; }
.contact-visual { display: grid; grid-template-columns: .9fr 1.1fr; gap: 46px; align-items: center; }
.contact-visual img { width: 100%; object-fit: contain; border-radius: 20px; box-shadow: var(--shadow); }
.site-footer { background: var(--footer); color: #fff; }
.footer-topline { height: 4px; background: var(--bright); }
.footer-inner { width: min(1320px, calc(100% - 40px)); margin: 0 auto; padding: 62px 0 46px; display: grid; grid-template-columns: 1.5fr repeat(3,1fr); gap: 46px; }
.footer-brand img { max-width: 150px; max-height: 48px; margin-bottom: 18px; }
.footer-brand p { max-width: 420px; color: rgba(255,255,255,.72); }
.site-footer h2 { color: #fff; font-size: 16px; margin: 0 0 16px; }
.site-footer a { display: block; margin: 8px 0; color: rgba(255,255,255,.72); }
.site-footer a:hover { color: var(--highlight); }
.footer-legal { width: min(1320px, calc(100% - 40px)); margin: 0 auto; padding: 26px 0 34px; border-top: 1px solid rgba(255,255,255,.12); color: rgba(255,255,255,.62); font-size: 13px; }
.footer-legal p { margin: 0 0 8px; }
.mobile-bottom-nav { display: none; }
.sr-only { position: absolute !important; width: 1px !important; height: 1px !important; padding: 0 !important; margin: -1px !important; overflow: hidden !important; clip: rect(0,0,0,0) !important; white-space: nowrap !important; border: 0 !important; }
@media (max-width: 1100px) {
    .zone-strip { grid-template-columns: repeat(3, 1fr); }
    .focus-grid { grid-template-columns: repeat(2,1fr); }
    .focus-item:nth-child(2) { border-right: 0; }
    .editorial-grid, .entertainment-grid, .app-showcase, .activity-layout, .news-layout, .contact-visual { grid-template-columns: 1fr; }
    .stack-panels { grid-template-columns: 1fr 1fr; grid-template-rows: none; }
    .feature-panel, .feature-panel img { min-height: 440px; }
    .footer-inner { grid-template-columns: 1.4fr 1fr 1fr; }
    .footer-inner > div:last-child { grid-column: 2 / span 2; }
}
@media (max-width: 767px) {
    body { padding-bottom: 68px; }
    .header-inner { min-height: 64px; padding: 0 12px; }
    .menu-toggle { width: 40px; height: 40px; }
    .site-logo img { max-width: 112px; max-height: 38px; }
    .main-btn { min-height: 39px; padding: 0 16px; font-size: 14px; }
    .channel-nav { display: none; }
    .site-drawer { width: min(86vw, 360px); }
    .container, .focus-inner, .footer-inner, .footer-legal { width: min(100% - 28px, 1320px); }
    .section { padding: 62px 0; }
    .section-sm { padding: 48px 0; }
    h1 { font-size: clamp(34px, 10vw, 42px); }
    h2 { font-size: clamp(26px, 8vw, 32px); }
    .hero-slider { margin: 14px 14px 0; border-radius: 13px; }
    .hero-control { width: 40px; height: 40px; font-size: 23px; }
    .hero-prev { left: 10px; } .hero-next { right: 10px; }
    .hero-dots { bottom: 10px; }
    .home-title { padding: 34px 0 26px; }
    .focus-grid, .stack-panels, .split-service, .testimonial-grid, .info-points { grid-template-columns: 1fr; }
    .focus-item, .focus-item:nth-child(2) { padding: 0 0 20px; border-right: 0; border-bottom: 1px solid rgba(255,255,255,.16); }
    .focus-item:last-child { border-bottom: 0; }
    .feature-panel, .feature-panel img { min-height: 330px; }
    .feature-copy { padding: 24px; }
    .zone-strip { grid-template-columns: repeat(2,1fr); gap: 12px; }
    .zone-item { padding: 14px; }
    .zone-item p { font-size: 13px; }
    .ent-row { grid-template-columns: 100px 1fr; gap: 14px; }
    .ent-row img { width: 100px; height: 80px; }
    .activity-main, .service-pane { padding: 28px; }
    .notice-band .container { grid-template-columns: 1fr; gap: 8px; }
    .inner-hero { padding: 64px 0 54px; }
    .article-body { font-size: 16px; }
    .article-body h2 { margin-top: 38px; font-size: 27px; }
    .zone-detail { grid-template-columns: 1fr; gap: 18px; }
    .zone-detail img { width: 100%; max-width: 320px; }
    .footer-inner { grid-template-columns: 1fr 1fr; gap: 34px 26px; }
    .footer-brand { grid-column: 1 / -1; }
    .footer-inner > div:last-child { grid-column: auto; }
    .mobile-bottom-nav { position: fixed; left: 0; right: 0; bottom: 0; z-index: 9998; min-height: 62px; padding-bottom: env(safe-area-inset-bottom); display: grid; grid-template-columns: repeat(4,1fr); background: #fff; box-shadow: 0 -10px 30px rgba(7,59,134,.12); border-top: 1px solid var(--border); }
    .mobile-bottom-nav a { min-height: 62px; display: grid; place-items: center; color: var(--navy); font-size: 13px; font-weight: 700; }
    .mobile-bottom-nav a.is-active { color: var(--bright); }
}
@media (max-width: 430px) {
    .site-logo img { max-width: 100px; }
    .main-btn { padding: 0 14px; }
    .menu-toggle { width: 40px; }
    .zone-strip { grid-template-columns: 1fr 1fr; }
    .footer-inner { grid-template-columns: 1fr; }
    .footer-inner > div:last-child { grid-column: auto; }
}
@media (max-width: 390px) {
    .site-logo img { max-width: 94px; }
    .main-btn { min-height: 38px; padding: 0 12px; font-size: 13px; }
    .hero-control { width: 36px; height: 36px; }
}