:root{--primary:#E53935;--primary-2:#FF7043;--primary-light:#FFCDD2;--primary-soft:#FFF3E0;--gold:#F9A825;--gold-deep:#C62828;--sky:#3B82F6;--ink:#172033;--ink-2:#25324A;--ink-3:#34435E;--bg:#F7FAFC;--bg-2:#FFF8F1;--bg-3:#EFF6FF;--surface:#FFFFFF;--surface-soft:rgba(255,255,255,.88);--surface-strong:rgba(255,255,255,.97);--text:#172033;--text-2:#475569;--text-3:#718096;--line:rgba(229,57,53,.11);--line-strong:rgba(229,57,53,.24);--shadow:0 8px 28px rgba(23,32,51,.08);--shadow-hover:0 18px 44px rgba(23,32,51,.14);--radius:12px;--radius-card:16px;--radius-large:22px;--radius-pill:999px;--wrap:1320px}
*{box-sizing:border-box}html{scroll-behavior:smooth}body{margin:0;background:var(--bg);color:var(--text);font:16px/1.75 system-ui,-apple-system,"Segoe UI","Microsoft YaHei",sans-serif;overflow-x:hidden}body.search-open{overflow:hidden}a{color:var(--gold-deep);text-decoration:none}a:hover{color:var(--primary)}img{display:block;max-width:100%;object-fit:cover}button,input{font:inherit}.wrap{width:min(calc(100% - 40px),var(--wrap));margin-inline:auto}.narrow{max-width:900px}.center{text-align:center}.announcement{height:30px;overflow:hidden;background:linear-gradient(90deg,#E53935,#FF7043,#F9A825);color:#fff;font-size:13px;text-align:center}.ticker{padding:3px 20px;white-space:nowrap}.site-header{position:sticky;top:0;z-index:50;height:68px;background:rgba(255,255,255,.92);border-bottom:1px solid var(--line);backdrop-filter:blur(16px);transition:.2s}.site-header.scrolled{background:rgba(255,255,255,.97);box-shadow:0 3px 16px rgba(23,32,51,.14)}.header-inner{height:100%;display:flex;align-items:center;gap:24px}.brand{display:flex;align-items:center;gap:9px;flex:none}.brand img{width:42px;height:42px;border-radius:10px}.brand strong{font-size:19px;color:var(--gold-deep)}.desktop-nav{display:flex;align-items:center;gap:17px;flex:1;overflow:hidden}.desktop-nav a{position:relative;color:var(--text-2);font-size:14px;white-space:nowrap}.desktop-nav a:hover,.desktop-nav a.active{color:var(--primary)}.desktop-nav a.active:after{content:"";position:absolute;left:20%;right:20%;bottom:-10px;height:2px;background:var(--primary)}.header-actions{display:flex;align-items:center;gap:8px}.icon-button,.menu-button,.app-link{border:1px solid var(--line-strong);background:#fff;color:var(--gold-deep);border-radius:var(--radius-pill);padding:8px 14px;cursor:pointer}.app-link{background:var(--primary);color:#fff}.menu-button{display:none}.drawer[hidden]{display:none!important}.drawer{position:fixed;inset:98px 0 auto 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0;background:#fff}.section.warm{background:var(--bg-2)}.section.soft,.app-preview{background:var(--bg-3)}.channel-grid{display:grid;grid-template-columns:repeat(4,1fr);gap:16px;margin-top:28px}.channel-card{display:flex;min-height:128px;flex-direction:column;justify-content:center;padding:22px;border:1px solid var(--line);border-radius:var(--radius-card);background:#fff;box-shadow:0 4px 18px rgba(23,32,51,.05);transition:.2s}.channel-card:nth-child(3n){background:var(--bg-3)}.channel-card:nth-child(4n){background:var(--bg-2)}.channel-card:hover{transform:translateY(-3px);background:var(--primary-soft);box-shadow:var(--shadow)}.channel-card strong{font-size:20px}.channel-card span{color:var(--text-2);font-size:14px}.featured-grid{display:grid;grid-template-columns:repeat(4,1fr);gap:18px;margin-top:30px}.featured-main{grid-column:span 2;grid-row:span 2}.media-card,.featured-main,.hero-media{overflow:hidden;background:#fff;border:1px solid var(--line);border-radius:var(--radius-card)}.media-card img,.featured-main img{width:100%;aspect-ratio:16/10}.featured-main img{aspect-ratio:16/9}.card-body{padding:17px}.card-body h3{margin:0 0 7px}.card-body p{margin:0;color:var(--text-2)}.content-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:18px;margin-top:30px}.content-card{padding:24px;border:1px solid var(--line);border-radius:var(--radius-card);background:#fff}.content-card:hover,.media-card:hover{box-shadow:var(--shadow-hover);transform:translateY(-3px)}.badge{display:inline-block;padding:3px 10px;border-radius:var(--radius-pill);background:var(--primary-soft);color:var(--gold-deep);font-size:13px}.topic-grid,.screen-grid{display:grid;grid-template-columns:repeat(2,1fr);gap:20px;margin-top:28px}.screen-grid{grid-template-columns:repeat(3,1fr)}.split{display:grid;grid-template-columns:2fr 1fr;align-items:center;gap:50px}.notice{padding:25px;border-left:4px solid var(--primary);border-radius:0 var(--radius-card) 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repeat(3,1fr);gap:36px}.site-footer h2,.site-footer h3{color:#fff}.site-footer nav{display:flex;flex-direction:column;gap:7px}.site-footer a{color:rgba(255,255,255,.76)}.site-footer a:hover{color:var(--primary-light)}.footer-bottom{margin-top:35px;padding-top:20px;border-top:1px solid rgba(249,168,37,.3)}.mobile-bar{display:none}#backTop{position:fixed;right:22px;bottom:24px;width:44px;height:44px;border:0;border-radius:50%;background:var(--primary);color:#fff;box-shadow:var(--shadow);opacity:0;pointer-events:none;transition:.2s}#backTop.visible{opacity:1;pointer-events:auto}.reveal{opacity:0;transform:translateY(18px);transition:.45s}.reveal.visible{opacity:1;transform:none}.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}:focus-visible{outline:3px solid var(--sky);outline-offset:3px}
@media(max-width:1200px){.desktop-nav{gap:10px}.desktop-nav a:nth-last-child(-n+3){display:none}.hero-grid{gap:32px}}
@media(max-width:900px){.desktop-nav{display:none}.menu-button{display:inline-block}.hero-grid,.split{grid-template-columns:1fr}.home-hero{min-height:auto}.channel-grid{grid-template-columns:repeat(2,1fr)}.featured-grid{grid-template-columns:repeat(2,1fr)}.content-grid{grid-template-columns:repeat(2,1fr)}.footer-grid{grid-template-columns:repeat(2,1fr)}.feature-stack .media-card{grid-template-columns:1fr}.feature-stack .media-card:nth-child(even) img{order:0}}
@media(max-width:600px){.wrap{width:min(calc(100% - 28px),var(--wrap))}.announcement{font-size:12px}.brand strong{font-size:16px}.icon-button{padding:7px 10px}.app-link{display:none}.home-hero,.page-hero,.section{padding:52px 0}.home-hero h1,.page-hero h1{font-size:36px}.channel-grid,.featured-grid,.content-grid,.topic-grid,.screen-grid,.footer-grid{grid-template-columns:1fr}.featured-main{grid-column:auto;grid-row:auto}.mobile-bar{position:fixed;display:grid;grid-template-columns:repeat(4,1fr);z-index:40;bottom:0;left:0;right:0;background:#fff;border-top:1px solid var(--primary-light);padding:8px 4px calc(8px + env(safe-area-inset-bottom));text-align:center}.mobile-bar a{font-size:13px}.site-footer{padding-bottom:110px}#backTop{bottom:70px}.search-dialog{padding:28px 20px}.search-dialog form{flex-direction:column}.search-dialog form button{padding:11px}.drawer{inset:98px 0 auto}}
@media(prefers-reduced-motion:reduce){*{scroll-behavior:auto!important;animation:none!important;transition:none!important}.reveal{opacity:1;transform:none}}
.guide-grid{display:grid;grid-template-columns:repeat(2,minmax(0,1fr));gap:18px;margin-top:30px}.guide-card{padding:26px;border:1px solid var(--line);border-radius:var(--radius-card);background:linear-gradient(145deg,#fff,#fffaf5)}.guide-card h3{margin:12px 0 8px;font-size:21px}.guide-card p{margin:0;color:var(--text-2)}.section-action{margin-top:28px;text-align:center}.calendar-grid{display:grid;gap:12px;margin-top:28px}.calendar-item{display:grid;grid-template-columns:76px 1fr;align-items:center;gap:20px;padding:18px 22px;background:#fff;border:1px solid var(--line);border-radius:var(--radius-card)}.calendar-item>strong{display:grid;place-items:center;width:58px;height:58px;border-radius:50%;background:var(--primary-soft);color:var(--gold-deep)}.calendar-item h3,.calendar-item p{margin:0}.calendar-item p{color:var(--text-2)}.collection-grid,.standard-grid{display:grid;grid-template-columns:repeat(4,minmax(0,1fr));gap:16px;margin-top:28px}.collection-grid article,.standard-grid article{padding:23px;background:#fff;border:1px solid var(--line);border-radius:var(--radius-card)}.collection-grid h3,.standard-grid h3{margin-top:0}.collection-grid p,.standard-grid p{color:var(--text-2)}.standard-grid article:nth-child(odd){background:var(--bg-2)}
@media(max-width:900px){.collection-grid,.standard-grid{grid-template-columns:repeat(2,minmax(0,1fr))}}
@media(max-width:600px){.guide-grid,.collection-grid,.standard-grid{grid-template-columns:1fr}.calendar-item{grid-template-columns:58px 1fr;padding:15px}.calendar-item>strong{width:48px;height:48px}}
.viewing-scenes{background:linear-gradient(180deg,#fff,#f7fafc)}.scene-list{display:grid;grid-template-columns:repeat(2,minmax(0,1fr));gap:18px;margin-top:30px}.scene-list article{display:grid;grid-template-columns:56px 1fr;gap:16px;padding:24px;background:#fff;border:1px solid var(--line);border-radius:var(--radius-card)}.scene-number{display:grid;place-items:center;width:48px;height:48px;border-radius:14px;background:var(--ink);color:#fff;font-weight:800}.scene-list h3{margin:2px 0 8px}.scene-list p{margin:0 0 10px;color:var(--text-2)}@media(max-width:700px){.scene-list{grid-template-columns:1fr}}
