*{box-sizing:border-box}html{scroll-behavior:smooth}body{margin:0;font-family:-apple-system,BlinkMacSystemFont,"Segoe UI","Microsoft YaHei",Arial,sans-serif;color:#333;background:#fff;line-height:1.75;overflow-x:hidden}body.locked{overflow:hidden}a{color:inherit;text-decoration:none}img{display:block;max-width:100%;height:auto}.sr-only{position:absolute;width:1px;height:1px;padding:0;margin:-1px;overflow:hidden;clip:rect(0,0,0,0);white-space:nowrap;border:0}.skip-link{position:fixed;left:12px;top:-70px;z-index:9999;background:#1a1a1a;color:#fff;padding:10px 14px;border-radius:8px}.skip-link:focus{top:10px}.site-header{position:sticky;top:0;z-index:1000;background:rgba(255,255,255,.96);backdrop-filter:blur(14px);border-bottom:1px solid rgba(230,57,70,.15)}.nav-wrap{max-width:1280px;height:72px;margin:auto;padding:0 22px;display:flex;align-items:center;gap:24px}.brand{display:flex;align-items:center;gap:9px;min-width:max-content}.brand strong{font-size:20px;color:#c1121f}.brand em{font-style:normal;font-size:10px;letter-spacing:.14em;color:#888}.brand-logo{max-width:152px;max-height:42px;object-fit:contain}.desktop-nav{display:flex;align-items:center;gap:6px;flex:1}.desktop-nav a{padding:10px 12px;border-radius:999px;font-weight:600;font-size:15px}.desktop-nav a:hover,.desktop-nav a.active{color:#e63946;background:#fff0f1}.nav-actions{display:flex;align-items:center;gap:8px}.text-btn,.primary,.secondary,.icon-btn{border:0;font:inherit;cursor:pointer}.text-btn{background:transparent;padding:10px 12px;border-radius:999px}.text-btn:hover{background:#f7f7f7}.primary{display:inline-flex;align-items:center;justify-content:center;min-height:44px;padding:10px 18px;border-radius:999px;color:#fff;background:linear-gradient(135deg,#ff4d5a 0%,#e63946 50%,#c1121f 100%);box-shadow:0 10px 28px rgba(230,57,70,.18);font-weight:700}.primary.mini{min-height:40px;padding:8px 16px}.secondary{display:inline-flex;align-items:center;justify-content:center;min-height:44px;padding:10px 18px;border-radius:999px;border:1px solid rgba(230,57,70,.35);color:#e63946;background:#fff;font-weight:700}.primary:focus-visible,.secondary:focus-visible,a:focus-visible,button:focus-visible,input:focus-visible{outline:3px solid rgba(230,57,70,.28);outline-offset:3px}.icon-btn{width:44px;height:44px;display:inline-flex;align-items:center;justify-content:center;background:#fff;border:1px solid #eee;border-radius:50%;font-size:27px}.menu-toggle{display:none;flex-direction:column;gap:4px}.menu-toggle span{width:18px;height:2px;background:#333;border-radius:3px}.overlay{position:fixed;inset:0;z-index:1100;background:rgba(0,0,0,.36);opacity:0;pointer-events:none;transition:.2s}.overlay.show{opacity:1;pointer-events:auto}.channel-panel{position:fixed;right:0;top:0;bottom:0;width:min(460px,88vw);z-index:1200;background:#fff;box-shadow:-18px 0 44px rgba(0,0,0,.14);transform:translateX(105%);visibility:hidden;pointer-events:none;transition:.25s;overflow-y:auto}.channel-panel.open{transform:none;visibility:visible;pointer-events:auto}.panel-head{position:sticky;top:0;background:#fff;display:flex;align-items:center;justify-content:space-between;padding:18px 20px;border-bottom:1px solid #eee;z-index:2}.channel-groups{padding:10px 20px 32px}.channel-groups section{padding:14px 0;border-bottom:1px solid #eee}.channel-groups h2{font-size:14px;color:#c1121f;margin:0 0 8px}.channel-groups a{display:block;padding:12px;border-radius:12px}.channel-groups a:hover{background:#f7f7f7}.channel-groups b{display:block}.channel-groups small{display:block;color:#777;margin-top:2px}.search-panel{position:fixed;z-index:1190;left:0;right:0;top:72px;background:#fff;border-bottom:1px solid #eee;box-shadow:0 18px 44px rgba(0,0,0,.12);transform:translateY(-115%);visibility:hidden;pointer-events:none;transition:.24s}.search-panel.open{transform:none;visibility:visible;pointer-events:auto}.search-inner{max-width:1000px;margin:auto;padding:28px 22px 34px}.search-top{display:flex;align-items:center;justify-content:space-between}.search-top h2{margin:0;font-size:24px}.search-box{display:block;margin:16px 0}.search-box input{width:100%;height:56px;border:1px solid rgba(230,57,70,.25);border-radius:14px;padding:0 18px;font-size:17px;background:#f7f7f7}.search-tags{display:flex;gap:8px;flex-wrap:wrap;align-items:center}.search-tags span{font-weight:700}.search-tags button{border:1px solid #eee;background:#fff;padding:8px 12px;border-radius:999px;cursor:pointer}.search-links{margin-top:18px;display:grid;grid-template-columns:repeat(4,1fr);gap:10px}.search-links a{padding:14px;background:#f7f7f7;border-radius:12px}.search-links a:hover{color:#e63946;background:#fff0f1}main{min-height:60vh}.container{max-width:1280px;margin:auto;padding:0 22px}.page-hero{padding:72px 0 48px;background:linear-gradient(180deg,#fff6f6 0%,#fff 100%)}.page-hero .eyebrow,.eyebrow{color:#e63946;font-weight:800;letter-spacing:.08em;font-size:13px;text-transform:uppercase}.page-hero h1{font-size:clamp(34px,5vw,64px);line-height:1.12;margin:8px 0 18px;color:#1a1a1a;max-width:900px}.page-hero p{font-size:18px;color:#555;max-width:850px;margin:0}.hero-home{padding:44px 0 26px}.home-grid{display:grid;grid-template-columns:minmax(0,1.85fr) minmax(300px,1fr);gap:26px;align-items:stretch}.hero-visual{border-radius:22px;overflow:hidden;background:linear-gradient(135deg,#fff0f1,#f7f7f7);min-height:430px;display:flex;align-items:center;justify-content:center;border:1px solid rgba(230,57,70,.12)}.hero-visual img{width:100%;height:100%;object-fit:contain}.visual-fallback{padding:50px;text-align:center}.visual-fallback strong{display:block;font-size:clamp(36px,6vw,78px);color:#e63946}.hero-copy{border:1px solid rgba(230,57,70,.15);border-radius:22px;padding:34px;background:#fff;box-shadow:0 12px 36px rgba(0,0,0,.06)}.hero-copy h1{font-size:42px;line-height:1.15;margin:8px 0 18px;color:#1a1a1a}.hero-copy .backup{display:inline-block;margin-bottom:12px;color:#c1121f;background:#fff0f1;border:1px solid rgba(230,57,70,.15);padding:6px 11px;border-radius:999px;font-weight:700}.button-row{display:flex;gap:10px;flex-wrap:wrap;margin:22px 0}.micro-list{display:grid;gap:9px;margin-top:20px}.micro-list a{padding:12px 14px;background:#f7f7f7;border-radius:12px}.quickbar-wrap{position:relative;overflow:hidden}.quickbar{display:flex;gap:10px;overflow-x:auto;padding:12px 0 22px;scrollbar-width:none}.quickbar::-webkit-scrollbar{display:none}.quickbar a{white-space:nowrap;padding:8px 13px;border:1px solid rgba(230,57,70,.18);border-radius:999px;background:#fff}.section{padding:64px 0}.section.alt{background:#f7f7f7}.section.dark{background:#1a1a1a;color:#eee}.section.dark h2,.section.dark h3{color:#fff}.section-head{display:flex;justify-content:space-between;align-items:end;gap:18px;margin-bottom:28px}.section-head h2{font-size:clamp(28px,4vw,42px);line-height:1.2;margin:0;color:#1a1a1a}.section-head p{max-width:680px;margin:0;color:#666}.section.dark .section-head p{color:#bbb}.grid-2{display:grid;grid-template-columns:repeat(2,minmax(0,1fr));gap:20px}.grid-3{display:grid;grid-template-columns:repeat(3,minmax(0,1fr));gap:18px}.grid-4{display:grid;grid-template-columns:repeat(4,minmax(0,1fr));gap:16px}.card{background:#fff;border:1px solid rgba(230,57,70,.14);border-radius:16px;padding:22px;box-shadow:0 12px 36px rgba(0,0,0,.04)}.card h3{margin:0 0 8px;color:#1a1a1a}.card p{margin:0;color:#555}.card a.more{display:inline-block;margin-top:12px;color:#e63946;font-weight:700}.dark .card{background:#242424;border-color:rgba(255,255,255,.1);box-shadow:none}.dark .card p{color:#ccc}.pill-grid{display:grid;grid-template-columns:repeat(4,1fr);gap:12px}.pill{border:1px solid rgba(230,57,70,.18);background:#fff;border-radius:999px;padding:14px 16px}.pill b{color:#c1121f}.feature-split{display:grid;grid-template-columns:1.25fr .75fr;gap:24px;align-items:start}.feature-media{border-radius:18px;overflow:hidden;background:#f0f0f0;min-height:300px}.feature-media img{width:100%;height:100%;object-fit:cover}.number-list{display:grid;gap:12px}.number-item{display:grid;grid-template-columns:74px 1fr;gap:16px;padding:18px 0;border-bottom:1px solid #eee}.number-item .no{font-size:40px;line-height:1;font-weight:900;color:#e63946}.timeline{display:grid;gap:16px}.time-item{position:relative;padding:18px 20px 18px 34px;background:#fff;border:1px solid #eee;border-radius:14px}.time-item:before{content:"";position:absolute;left:15px;top:24px;width:8px;height:8px;border-radius:50%;background:#e63946}.status{display:inline-flex;padding:4px 9px;border-radius:999px;background:#fff0f1;color:#c1121f;font-size:12px;font-weight:800}.article-list{display:grid;gap:16px}.article-row{padding:22px;border:1px solid #eee;border-radius:16px;background:#fff}.article-row h2,.article-row h3{margin:0 0 8px}.article-row .meta{color:#e63946;font-weight:700;font-size:13px}.prose{max-width:900px}.prose p{margin:0 0 1em}.callout{padding:20px 22px;border-left:4px solid #e63946;background:#fff6f6;border-radius:0 14px 14px 0}.image-block{border-radius:18px;overflow:hidden;background:#f0f0f0}.image-block img{width:100%;height:auto}.faq{display:grid;gap:12px}.faq details{background:#fff;border:1px solid #eee;border-radius:14px;padding:0 18px}.faq summary{cursor:pointer;font-weight:800;padding:17px 0;color:#1a1a1a}.faq details p{margin:0 0 18px;color:#555}.app-showcase{display:grid;grid-template-columns:.85fr 1.15fr;gap:34px;align-items:center}.app-art{background:#fff0f1;border-radius:26px;padding:26px}.app-art img{margin:auto;max-height:620px}.site-footer{background:#1a1a1a;color:#ccc;padding:54px 22px 24px}.footer-grid{max-width:1280px;margin:auto;display:grid;grid-template-columns:1.6fr repeat(4,1fr);gap:28px}.footer-grid h2,.footer-grid h3{color:#fff;margin-top:0}.footer-grid a{display:block;padding:5px 0;color:#ccc}.footer-grid a:hover{color:#ff8a93}.footer-brand p{max-width:360px}.footer-logo{max-width:150px;max-height:44px;object-fit:contain;margin-bottom:12px}.footer-note,.copyright{max-width:1280px;margin:26px auto 0;border-top:1px solid rgba(255,255,255,.1);padding-top:18px;font-size:13px}.copyright{margin-top:14px}.mobile-bottom{display:none}.only-mobile{display:none}@media(max-width:980px){.desktop-nav{display:none}.menu-toggle{display:flex}.nav-wrap{gap:12px}.brand{flex:1}.brand em{display:none}.home-grid{grid-template-columns:1fr}.hero-copy{order:-1}.grid-4,.pill-grid{grid-template-columns:repeat(2,1fr)}.grid-3{grid-template-columns:repeat(2,1fr)}.feature-split,.app-showcase{grid-template-columns:1fr}.footer-grid{grid-template-columns:repeat(2,1fr)}.footer-brand{grid-column:1/-1}.search-links{grid-template-columns:repeat(2,1fr)}}@media(max-width:640px){body{padding-bottom:66px}.site-header{position:sticky}.nav-wrap{height:64px;padding:0 15px}.brand{justify-content:center;min-width:0}.brand strong{font-size:18px}.brand-logo{max-width:132px;max-height:38px}.nav-actions{margin-left:auto}.desktop-only,.search-toggle{display:none}.menu-toggle{flex:0 0 44px}.nav-actions .primary{min-width:58px;padding:8px 12px}.hero-home{padding-top:22px}.container{padding:0 15px}.hero-copy{padding:24px 20px}.hero-copy h1{font-size:34px}.hero-visual{min-height:250px}.page-hero{padding:46px 0 34px}.page-hero h1{font-size:36px}.section{padding:48px 0}.section-head{display:block}.section-head p{margin-top:8px}.grid-2,.grid-3,.grid-4,.pill-grid{grid-template-columns:1fr}.number-item{grid-template-columns:54px 1fr}.number-item .no{font-size:32px}.search-panel{top:0;bottom:0;overflow-y:auto}.search-inner{padding:18px 15px 30px}.search-links{grid-template-columns:1fr}.footer-grid{grid-template-columns:1fr}.footer-brand{grid-column:auto}.mobile-bottom{position:fixed;left:0;right:0;bottom:0;z-index:900;display:grid;grid-template-columns:repeat(5,1fr);height:58px;padding-bottom:env(safe-area-inset-bottom);background:rgba(255,255,255,.97);border-top:1px solid #e6e6e6}.mobile-bottom a{display:flex;align-items:center;justify-content:center;font-size:12px;min-height:48px}.mobile-bottom a.active{color:#e63946;font-weight:800}.channel-panel{width:88vw}.only-mobile{display:block}}@media(prefers-reduced-motion:reduce){*{scroll-behavior:auto!important;transition:none!important;animation:none!important}}