:root{--red:rgb(213,5,5);--red-dark:#ad0000;--soft-red:#fff0f0;--text:#171717;--muted:#666;--line:#e8e8e8;--light:#f7f7f7;--dark:#222;--radius:18px;--shadow:0 12px 30px rgba(0,0,0,.06)}
*{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;color:var(--text);background:#fff;line-height:1.72;overflow-x:hidden}a{text-decoration:none;color:inherit}img{max-width:100%;display:block}.container{width:min(1180px,calc(100% - 32px));margin:0 auto}.site-header{background:#fff;border-bottom:1px solid var(--line);position:sticky;top:0;z-index:50}.header-inner{height:64px;display:grid;grid-template-columns:52px 1fr auto;align-items:center;width:min(1240px,calc(100% - 24px));margin:0 auto}.brand{justify-self:center}.brand img{height:34px;width:auto}.menu-toggle{width:40px;height:40px;border:0;background:#fff;padding:9px;display:flex;flex-direction:column;gap:5px;justify-content:center}.menu-toggle span{height:2px;background:#222;border-radius:2px}.desktop-nav,.search-icon{display:none}.top-action{background:var(--red);color:#fff;border-radius:999px;padding:8px 15px;font-size:14px;font-weight:700;box-shadow:0 8px 20px rgba(213,5,5,.22)}.mobile-nav{display:none;background:#fff;border-top:1px solid var(--line);padding:10px 16px 16px;grid-template-columns:repeat(2,1fr);gap:8px}.mobile-nav.open{display:grid}.mobile-nav a{padding:10px 12px;border-radius:12px;background:var(--light);font-size:14px}.main-btn{display:inline-flex;align-items:center;justify-content:center;background:var(--red);color:#fff;border-radius:999px;padding:13px 24px;font-weight:800;box-shadow:0 12px 28px rgba(213,5,5,.22);transition:.2s}.main-btn:hover,.top-action:hover{background:var(--red-dark);transform:translateY(-1px)}.section{padding:54px 0}.section.alt{background:var(--light)}.section-head{margin-bottom:24px}.section-head h2,.content-section h2{font-size:28px;line-height:1.25;margin:8px 0 10px}.section-head p,.page-summary{color:var(--muted);max-width:760px}.badge{display:inline-flex;padding:5px 12px;border-radius:999px;background:var(--soft-red);color:var(--red);font-weight:800;font-size:13px}.hero{padding:42px 0 58px;background:linear-gradient(180deg,#fff 0%,#f8f8f8 100%)}.hero-grid{display:grid;gap:28px;align-items:center}.hero h1{font-size:34px;line-height:1.2;margin:14px 0}.hero p{color:#555;font-size:16px}.hero-tags{display:flex;flex-wrap:wrap;gap:10px;margin:20px 0}.hero-tags span{background:#fff;border:1px solid var(--line);border-radius:999px;padding:7px 12px;color:#333;font-weight:700}.hero-media{position:relative;border-radius:24px;overflow:hidden;box-shadow:var(--shadow);background:#fff}.hero-media img{width:100%;min-height:250px;object-fit:cover}.floating-panel{position:static;margin-top:12px;background:#fff;border:1px solid var(--line);border-radius:18px;padding:14px;box-shadow:var(--shadow)}.panel-row{display:flex;justify-content:space-between;gap:12px;padding:8px 0;border-bottom:1px dashed #ddd}.panel-row:last-child{border-bottom:0}.status{color:var(--red);font-weight:800}.category-grid,.service-grid,.info-grid,.faq-grid,.score-grid,.checklist{display:grid;gap:16px}.category-grid,.service-grid,.info-grid,.faq-grid{grid-template-columns:1fr}.sports-card,.service-card,.info-card,.faq-item,.score-card,.data-panel,.content-box{background:#fff;border:1px solid var(--line);border-radius:var(--radius);padding:20px;box-shadow:var(--shadow)}.sports-card h3,.service-card h3,.info-card h3,.faq-item h3{margin:6px 0 8px;font-size:19px}.sports-card p,.service-card p,.info-card p,.faq-item p,.content-box p{color:var(--muted);margin:0}.card-link{display:inline-flex;margin-top:14px;color:var(--red);font-weight:800}.service-card .mini{display:inline-block;background:var(--soft-red);color:var(--red);border-radius:999px;padding:4px 10px;font-size:12px;font-weight:800}.split{display:grid;gap:24px;align-items:center}.split img{border-radius:24px;box-shadow:var(--shadow);border:1px solid var(--line)}.feature-list{display:grid;gap:12px;margin-top:18px}.feature-list div{background:#fff;border:1px solid var(--line);border-radius:14px;padding:13px 15px}.score-panel{background:#fff;border:1px solid var(--line);border-radius:24px;padding:20px;box-shadow:var(--shadow)}.score-card{box-shadow:none}.score-card strong{font-size:20px}.score-card small{display:block;color:var(--muted)}.data-panel{background:#fff}.data-line{display:flex;justify-content:space-between;border-bottom:1px dashed #ddd;padding:10px 0}.data-line:last-child{border-bottom:0}.app-showcase{background:var(--light)}.security-section .info-card{border-left:4px solid var(--red)}.responsible{background:var(--soft-red)}.responsible .info-card{box-shadow:none}.page-hero{padding:46px 0;background:linear-gradient(180deg,#fff,#f8f8f8);border-bottom:1px solid var(--line)}.page-hero h1{font-size:32px;line-height:1.25;margin:12px 0}.content-section{padding:42px 0}.content-section p{color:#555}.checklist{list-style:none;padding:0;margin:18px 0}.checklist li{background:#fff;border:1px solid var(--line);border-radius:14px;padding:12px 14px;color:#444}.checklist li:before{content:"✓";color:var(--red);font-weight:900;margin-right:8px}.cta{padding:50px 0;background:#f6f6f6;text-align:center}.cta h2{margin:0 0 10px;font-size:28px}.cta p{color:var(--muted);margin:0 auto 20px;max-width:720px}.site-footer{background:#202020;color:#ddd;padding:44px 0 20px}.footer-grid{display:grid;gap:24px}.footer-logo{height:36px;margin-bottom:12px}.site-footer h3{color:#fff;margin:0 0 10px}.site-footer a{display:block;color:#ccc;margin:8px 0}.site-footer p{color:#bbb;margin:0 0 8px}.footer-note{border-top:1px solid rgba(255,255,255,.12);margin-top:28px;padding-top:18px;font-size:13px}.download-panel{text-align:center;max-width:760px;margin:0 auto}.download-panel .main-btn{margin:18px 0}.only-btn-note{color:var(--muted);font-size:14px}.notice{background:var(--soft-red);border:1px solid #ffd2d2;color:#4d1c1c;border-radius:16px;padding:16px}.table-like{display:grid;gap:10px}.table-like div{display:grid;grid-template-columns:1fr auto;gap:12px;padding:12px;border:1px solid var(--line);border-radius:14px;background:#fff}.kpi{display:grid;grid-template-columns:repeat(2,1fr);gap:12px;margin-top:16px}.kpi div{background:#fff;border:1px solid var(--line);border-radius:16px;padding:14px}.kpi strong{display:block;font-size:22px;color:var(--red)}
@media (min-width:700px){.category-grid,.service-grid,.info-grid,.faq-grid{grid-template-columns:repeat(2,1fr)}.score-grid{grid-template-columns:repeat(2,1fr)}.split{grid-template-columns:1fr 1fr}.footer-grid{grid-template-columns:1.5fr 1fr 1fr 1fr}.hero h1{font-size:44px}.page-hero h1{font-size:42px}.floating-panel{position:absolute;left:18px;right:18px;bottom:18px;margin:0}.hero-media img{min-height:420px}.kpi{grid-template-columns:repeat(4,1fr)}}
@media (min-width:1024px){.header-inner{height:76px;grid-template-columns:auto 1fr auto auto;gap:18px}.menu-toggle,.mobile-nav{display:none!important}.brand{justify-self:start}.brand img{height:42px}.desktop-nav{display:flex;align-items:center;justify-content:center;gap:20px}.desktop-nav a{font-size:15px;color:#333;font-weight:700;padding:26px 0}.desktop-nav a.active,.desktop-nav a:hover{color:var(--red)}.search-icon{display:inline-block;width:22px;height:22px;border:2px solid #444;border-radius:50%;position:relative}.search-icon:after{content:"";position:absolute;width:8px;height:2px;background:#444;right:-6px;bottom:0;transform:rotate(45deg);border-radius:2px}.hero-grid{grid-template-columns:1.05fr .95fr}.category-grid{grid-template-columns:repeat(3,1fr)}.service-grid{grid-template-columns:repeat(3,1fr)}.info-grid{grid-template-columns:repeat(3,1fr)}.faq-grid{grid-template-columns:repeat(2,1fr)}.score-grid{grid-template-columns:repeat(3,1fr)}.section{padding:72px 0}.hero{padding:70px 0}.hero h1{font-size:52px}.content-section{padding:58px 0}}