*{box-sizing:border-box}html,body{margin:0;padding:0;font-family:"PingFang SC","Microsoft YaHei",system-ui,-apple-system,sans-serif;color:#0f172a;background:#f7f8fb}a{text-decoration:none;color:inherit}img{max-width:100%;height:auto;display:block}
:root{--primary:#1d4ed8;--accent:#f97316;--bg:#f7f8fb;--card:#ffffff;--line:#e5e7eb;--muted:#64748b;--shadow:0 14px 36px rgba(15,23,42,.08)}
.container{max-width:1200px;margin:0 auto;padding:0 20px}
.top{position:sticky;top:0;z-index:50;background:#ffffffd9;backdrop-filter:blur(10px);border-bottom:1px solid var(--line)}
.nav-wrap{display:flex;align-items:center;justify-content:space-between;gap:14px;padding:14px 0}
.brand{display:flex;align-items:center;gap:8px}
.brand img{height:32px;width:auto;object-fit:contain}
.brand strong{font-size:13px;font-weight:600}
.brand span{display:block;font-size:10px;color:var(--muted)}
.nav{display:flex;gap:10px;align-items:center}
.nav a{padding:8px 14px;border-radius:999px;border:1px solid var(--line);background:#fff;font-weight:600;font-size:13px;transition:.2s}
.nav a:hover{border-color:var(--primary);color:var(--primary);transform:translateY(-1px)}
.nav-toggle{display:none;border:0;background:#0f172a;color:#fff;border-radius:10px;padding:10px 12px;font-size:18px}
.nav-mask{position:fixed;inset:0;display:none;z-index:99;pointer-events:none}.nav-mask.show{display:block}

.hero{padding:60px 0 30px;background:radial-gradient(800px 320px at 10% 0,#dbeafe,transparent),radial-gradient(600px 260px at 90% 10%,#fee2e2,transparent)}
.hero-grid{display:grid;grid-template-columns:1.15fr .85fr;gap:26px;align-items:center}
.hero-text h1{margin:8px 0 10px;font-size:36px;line-height:1.2}
.hero-text p{color:var(--muted);margin:0 0 16px}
.tag{display:inline-flex;background:#eef2ff;color:#1d4ed8;border-radius:999px;padding:6px 12px;font-size:12px}
.cta{display:flex;gap:12px;flex-wrap:wrap}
.btn{border-radius:999px;border:1px solid var(--line);padding:10px 18px;background:#fff;font-weight:700;transition:.2s}
.btn.primary{background:var(--primary);color:#fff;border-color:var(--primary)}
.btn.primary:hover{background:#1e40af}
.btn.ghost:hover{border-color:var(--accent);color:var(--accent)}
.chips{display:flex;gap:8px;flex-wrap:wrap;margin-top:8px}
.chips span{background:#f1f5f9;border:1px solid var(--line);padding:6px 10px;border-radius:999px;font-size:12px}
.hero-media{position:relative}
.hero-media img{border-radius:22px;box-shadow:var(--shadow)}
.hero-card{position:absolute;right:12px;bottom:-18px;background:#fff;border:1px solid var(--line);border-radius:16px;padding:12px 14px;box-shadow:var(--shadow)}

.band{background:#0f172a;color:#e2e8f0;padding:22px 0;margin-top:8px}
.band-grid{display:grid;grid-template-columns:repeat(4,minmax(0,1fr));gap:12px;text-align:center}
.band-grid strong{font-size:22px;color:#fff}
.band-grid span{display:block;color:#cbd5f5;font-size:12px}

.section{padding:52px 0}
.section.alt{background:#ffffff}
.section-head{display:flex;justify-content:space-between;align-items:flex-end;gap:12px;margin-bottom:18px}
.grid-4{display:grid;grid-template-columns:repeat(4,minmax(0,1fr));gap:14px}
.card{background:#fff;border:1px solid var(--line);border-radius:18px;padding:16px;box-shadow:var(--shadow);transition:.2s}
.card:hover{transform:translateY(-4px);border-color:var(--primary)}
.card h3{margin:0 0 6px}
.card p{margin:0;color:var(--muted)}
.split{display:grid;grid-template-columns:repeat(2,minmax(0,1fr));gap:22px;align-items:center}
.split.reverse{direction:rtl}
.split.reverse > *{direction:ltr}
.media img{border-radius:18px;box-shadow:var(--shadow)}
.platforms{display:grid;grid-template-columns:repeat(2,minmax(0,1fr));gap:10px;margin:14px 0}
.plat{display:flex;align-items:center;gap:10px;background:#fff;border:1px solid var(--line);border-radius:14px;padding:10px 12px;box-shadow:var(--shadow)}
.plat img{width:22px;height:22px}
.list{margin:0;padding:0 0 0 16px;color:var(--muted)}
.adv-grid{display:grid;grid-template-columns:repeat(4,minmax(0,1fr));gap:14px}
.adv{background:#fff;border:1px solid var(--line);border-radius:16px;padding:16px;box-shadow:var(--shadow);transition:.2s}
.adv:hover{transform:translateY(-4px);border-color:var(--accent)}
.timeline{display:grid;gap:12px}
.t-item{display:grid;grid-template-columns:90px 1fr;gap:12px;background:#fff;border:1px solid var(--line);border-radius:16px;padding:14px;box-shadow:var(--shadow)}
.t-year{font-weight:700;color:var(--primary)}
.team{display:grid;gap:10px;margin-top:10px}
.member{background:#fff;border:1px solid var(--line);border-radius:14px;padding:12px;box-shadow:var(--shadow)}
.member span{display:block;color:var(--muted);font-size:12px;margin-top:4px}
.global{display:grid;grid-template-columns:repeat(4,minmax(0,1fr));gap:12px;margin-top:10px}
.global strong{font-size:20px}
.global span{display:block;color:var(--muted);font-size:12px}
.faq details{background:#fff;border:1px solid var(--line);border-radius:14px;padding:12px 14px;margin-bottom:10px;box-shadow:var(--shadow)}
.faq summary{cursor:pointer;font-weight:700}
.faq p{color:var(--muted)}
.news-grid{display:grid;grid-template-columns:repeat(5,minmax(0,1fr));gap:16px}
.news-card{background:#fff;border:1px solid var(--line);border-radius:18px;overflow:hidden;box-shadow:var(--shadow);transition:.2s}
.news-card:hover{transform:translateY(-4px);border-color:var(--primary)}
.news-card img{width:100%;height:180px;object-fit:cover}
.news-body{padding:14px}
.news-meta{display:flex;gap:10px;color:var(--muted);font-size:12px;margin-bottom:6px}
.news-body h3{margin:0 0 6px;font-size:16px}
.news-body p{margin:0;color:var(--muted)}
.coin-grid{display:grid;grid-template-columns:repeat(10,minmax(0,1fr));gap:12px}
.coin-card{background:#fff;border:1px solid var(--line);border-radius:14px;padding:10px;display:grid;place-items:center;gap:6px;box-shadow:var(--shadow);transition:.2s}
.coin-card:hover{transform:translateY(-4px);border-color:var(--primary)}
.coin-card img{width:28px;height:28px}
.coin-card span{font-size:12px;color:var(--muted)}
.partner-grid{display:grid;grid-template-columns:repeat(6,minmax(0,1fr));gap:14px}
.partner{background:#fff;border:1px solid var(--line);border-radius:14px;padding:14px;display:grid;place-items:center;box-shadow:var(--shadow);transition:.2s}
.partner:hover{transform:translateY(-4px);border-color:var(--accent)}
.partner img{height:26px;max-width:110px}

.footer{background:#0f172a;color:#e2e8f0;padding:40px 0;margin-top:30px}
.foot-grid{display:grid;grid-template-columns:minmax(260px,1.2fr) repeat(3,minmax(160px,1fr));gap:24px;align-items:start}
.foot-grid > div:first-child{min-width:260px}
.foot-brand{display:flex;align-items:flex-start;gap:12px}
.foot-brand div{min-width:0}
.foot-brand strong{display:block;font-size:16px;margin-bottom:6px}
.foot-brand span{display:block;color:#cbd5f5;font-size:12px;line-height:1.6;white-space:nowrap;word-break:normal;overflow-wrap:normal;max-width:none}
.footer h4{margin:0 0 10px;font-size:14px}
.footer a{display:block;line-height:1.7;word-break:keep-all;overflow-wrap:break-word;font-size:12px}
.foot-brand img{height:44px;width:auto}
.footer a{color:#cbd5f5}
.copy{border-top:1px solid rgba(148,163,184,.2);margin-top:16px;padding-top:10px;font-size:12px;color:#94a3b8}
.security-badges{display:flex;gap:12px;align-items:center;flex-wrap:wrap;margin:20px 0}
.badge{display:inline-flex;align-items:center;gap:6px;background:#f0fdf4;border:1px solid #86efac;border-radius:8px;padding:8px 12px;font-size:12px;color:#166534;font-weight:600}
.badge::before{content:"✓";font-size:14px}
.mpdl-download-bar{background:linear-gradient(135deg,#1a1a2e 0%,#16213e 50%,#0f3460 100%);padding:48px 20px;text-align:center;color:#fff}
.mpdl-container{max-width:960px;margin:0 auto}
.mpdl-title{font-size:24px;font-weight:700;margin:0 0 8px;color:#fff}
.mpdl-subtitle{font-size:14px;color:rgba(255,255,255,.7);margin:0 0 32px}
.mpdl-cards{display:flex;gap:20px;justify-content:center;flex-wrap:wrap}
.mpdl-card{display:flex;flex-direction:column;align-items:center;gap:8px;padding:28px 24px;border-radius:16px;background:rgba(255,255,255,.08);backdrop-filter:blur(8px);border:1px solid rgba(255,255,255,.12);min-width:200px;flex:1;max-width:280px;text-decoration:none;color:#fff;transition:transform .2s,box-shadow .2s,background .2s;cursor:pointer}
.mpdl-card:hover{transform:translateY(-4px);box-shadow:0 12px 32px rgba(0,0,0,.3);background:rgba(255,255,255,.14)}
.mpdl-icon{font-size:36px;margin-bottom:4px}
.mpdl-card-android .mpdl-icon{color:#3ddc84}
.mpdl-card-ios .mpdl-icon{color:#fff}
.mpdl-card-windows .mpdl-icon{color:#0078d4}
.mpdl-card-title{font-size:16px;font-weight:600}
.mpdl-card-desc{font-size:12px;color:rgba(255,255,255,.6)}
.mpdl-disabled{opacity:.45;pointer-events:none;cursor:not-allowed}
.mpdl-disabled .mpdl-card-desc{color:#fbbf24}
.download-security{background:#f8fafc;border:1px solid #e2e8f0;border-radius:12px;padding:16px;margin-top:24px;display:grid;grid-template-columns:repeat(3,1fr);gap:12px}
.security-item{display:flex;gap:8px;align-items:flex-start}
.security-icon{font-size:20px;flex-shrink:0;color:#1d4ed8}
.security-text h4{margin:0;font-size:12px;font-weight:700;color:#0f172a}
.security-text p{margin:4px 0 0;font-size:11px;color:#64748b}
@media(max-width:768px){.download-security{grid-template-columns:1fr}}
@media(max-width:640px){.mpdl-cards{flex-direction:column;align-items:center}.mpdl-card{min-width:0;width:100%;max-width:320px}.mpdl-title{font-size:20px}.mpdl-download-bar{padding:32px 16px}.download-security{grid-template-columns:1fr}.mpdl-cards{gap:12px}.mpdl-card{padding:20px 16px}}

@media (max-width:1100px){.news-grid{grid-template-columns:repeat(3,minmax(0,1fr))}.coin-grid{grid-template-columns:repeat(6,minmax(0,1fr))}.partner-grid{grid-template-columns:repeat(4,minmax(0,1fr))}}
@media (max-width:980px){.hero-grid{grid-template-columns:1fr}.grid-4{grid-template-columns:repeat(2,minmax(0,1fr))}.split{grid-template-columns:1fr}.band-grid{grid-template-columns:repeat(2,minmax(0,1fr))}.adv-grid{grid-template-columns:repeat(2,minmax(0,1fr))}.global{grid-template-columns:repeat(2,minmax(0,1fr))}.foot-grid{grid-template-columns:1fr 1fr}.news-grid{grid-template-columns:repeat(2,minmax(0,1fr))}.coin-grid{grid-template-columns:repeat(4,minmax(0,1fr))}.partner-grid{grid-template-columns:repeat(3,minmax(0,1fr))}}
@media (max-width:768px){.hero-text h1{font-size:28px}.hero-grid{grid-template-columns:1fr}.section-head{flex-direction:column;align-items:flex-start}}
@media (max-width:640px){.nav-wrap{padding:10px 0}.brand img{height:28px}.brand strong{font-size:12px}.brand span{font-size:9px}.nav-toggle{display:inline-flex;padding:8px 10px;font-size:16px}.nav{position:fixed;left:10px;right:10px;top:54px;background:#fff;border-radius:18px;padding:14px;display:grid;grid-template-columns:repeat(2,minmax(0,1fr));gap:10px;box-shadow:0 18px 40px rgba(15,23,42,.12);opacity:0;pointer-events:none;transform:translateY(-6px);transition:.2s;z-index:999}.nav.open{opacity:1;pointer-events:auto;transform:translateY(0)}.nav a{text-align:center;font-size:12px}.grid-4,.adv-grid{grid-template-columns:1fr}.platforms{grid-template-columns:1fr}.global{grid-template-columns:1fr}.foot-grid{grid-template-columns:1fr}.news-grid{grid-template-columns:1fr}.coin-grid{grid-template-columns:repeat(2,minmax(0,1fr))}.partner-grid{grid-template-columns:repeat(2,minmax(0,1fr))}.hero{padding:40px 0 20px}.hero-text h1{font-size:24px;line-height:1.3}.hero-text p{font-size:14px}.cta{gap:8px}.btn{padding:8px 14px;font-size:12px}.band{margin-top:0}.band-grid{grid-template-columns:repeat(2,minmax(0,1fr));gap:8px}.band-grid strong{font-size:18px}.band-grid span{font-size:11px}.section{padding:32px 0}.adv{padding:12px}.card{padding:12px}.card h3{font-size:14px}.card p{font-size:12px}}