/* 网飞猫：暗室索引视觉系统。样式使用可读的语义选择器，兼顾小屏与键盘操作。 */
:root{color-scheme:dark;--page:#0E1117;--surface:#161B24;--surface-soft:#1c2330;--steel:#232B3A;--nav:#080A0E;--line:#2A3341;--text:#F1F5F9;--muted:#94A3B8;--warm:#F25C36;--warm-hover:#ff7855;--cool:#38BDF8;--focus:#7dd3fc;--radius:10px;--tight:8px;--shadow:0 14px 40px rgba(0,0,0,.16);font-family:system-ui,-apple-system,"PingFang SC","Microsoft YaHei","Noto Sans CJK SC",sans-serif;font-synthesis:none;text-rendering:optimizeLegibility}
*,*::before,*::after{box-sizing:border-box}
html{scroll-behavior:smooth;scroll-padding-top:88px}
body{margin:0;background:var(--page);color:var(--text);font-size:15px;line-height:1.65;-webkit-font-smoothing:antialiased}
a{color:inherit;text-decoration:none}
img{max-width:100%;height:auto;display:block}
button,input{font:inherit}
button{cursor:pointer}
button,input,summary{accent-color:var(--warm)}
:focus-visible{outline:2px solid var(--focus);outline-offset:4px}
::selection{background:var(--warm);color:#fff}
.wrap{width:min(1280px,calc(100% - 64px));margin-inline:auto}
.visually-hidden{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;z-index:99;top:-90px;left:12px;background:var(--warm);padding:12px 18px;border-radius:6px;font-weight:700}
.skip-link:focus{top:10px}
.site-header{position:sticky;top:0;background:rgba(8,10,14,.96);border-bottom:1px solid #222a36;z-index:30;backdrop-filter:blur(14px)}
.header-inner{min-height:72px;display:flex;align-items:center;gap:34px}
.brand{display:inline-flex;align-items:center;gap:11px;font-size:22px;letter-spacing:-.055em;font-weight:850;white-space:nowrap}
.brand img{width:36px;height:36px;object-fit:contain;border-radius:7px}
.brand span{color:var(--text)}
.top-nav{display:flex;align-items:center;gap:8px;margin-inline-end:auto}
.top-nav a{font-size:14px;color:var(--muted);font-weight:600;padding:10px 15px;border-radius:6px;transition:color .2s,background .2s}
.top-nav a:hover,.top-nav a[aria-current="page"]{background:#20232c;color:var(--text)}
.top-nav a[aria-current="page"]{box-shadow:inset 0 -2px var(--warm)}
.header-cta{display:flex;align-items:center;gap:12px;color:var(--cool);border:1px solid rgba(56,189,248,.26);background:rgba(56,189,248,.055);font-size:13px;font-weight:700;border-radius:6px;padding:9px 14px;transition:background .2s,border .2s}
.header-cta:hover{background:rgba(56,189,248,.13);border-color:rgba(56,189,248,.65)}
.hub{display:grid;grid-template-columns:minmax(0,1.55fr) minmax(260px,.65fr);gap:22px;padding-top:42px;padding-bottom:24px;align-items:stretch}
.hub-copy{padding:11px 0 8px}
.eyebrow{display:flex;align-items:center;gap:9px;color:var(--cool);font-size:12px;font-weight:800;letter-spacing:.045em}
.status-dot{width:7px;height:7px;background:var(--warm);border-radius:50%;box-shadow:0 0 0 4px rgba(242,92,54,.11);display:inline-block;flex:none}
.hub h1,.download-intro h1{font-size:clamp(31px,3.75vw,54px);line-height:1.2;letter-spacing:-.055em;margin:17px 0 15px;font-weight:840}
.hub h1 em,.download-intro h1 em{font-style:normal;color:var(--warm)}
.hub-copy>p{font-size:15px;line-height:1.9;color:#adb9ca;max-width:640px;margin:0}
.hub-side{background:linear-gradient(142deg,rgba(56,189,248,.07),transparent 72%),var(--surface);border:1px solid #303a49;border-radius:10px;padding:23px 25px;display:flex;flex-direction:column;justify-content:center;gap:9px}
.side-caption{font-size:12px;color:var(--cool);font-weight:800}
.hub-side strong{font-size:18px;line-height:1.45;font-weight:800}
.hub-side p{color:var(--muted);font-size:13px;line-height:1.8;margin:0}
.hub-side a{color:var(--cool);font-size:13px;font-weight:800;display:flex;justify-content:space-between;align-items:center;margin-top:6px}
.hub-side a:hover{text-decoration:underline}
.discovery{background:var(--surface);border:1px solid #273141;border-radius:10px;padding:14px;display:grid;gap:14px;margin-bottom:28px}
.search-bar{position:relative;display:flex;align-items:center;gap:8px;background:#0e131b;border:1px solid #344052;border-radius:7px;min-width:0;overflow:hidden}
.search-bar:focus-within{border-color:var(--cool);box-shadow:0 0 0 2px rgba(56,189,248,.13)}
.search-icon{font-size:28px;line-height:1;color:#96aabd;padding-left:17px;transform:rotate(-18deg)}
.search-bar input{min-width:0;flex:1;background:transparent;color:var(--text);border:0;outline:0;padding:13px 9px;font-size:14px}
.search-bar input::placeholder{color:#7f90a5;opacity:1}
.search-bar input::-webkit-search-cancel-button{cursor:pointer}
.search-bar button{color:#fff;border:0;border-radius:5px;background:var(--warm);font-weight:800;padding:10px 23px;margin:5px;font-size:13px;white-space:nowrap;min-height:40px}
.search-bar button:hover,.primary-button:hover{background:var(--warm-hover)}
.category-tabs{display:flex;align-items:center;gap:7px;flex-wrap:wrap}
.category-tabs a{border:1px solid transparent;background:var(--steel);color:#b9c5d6;font-size:13px;padding:7px 18px;border-radius:4px;transition:background .2s,color .2s;min-width:68px;text-align:center}
.category-tabs a:hover{color:#fff;background:#354155}
.category-tabs a[aria-current="page"]{background:rgba(242,92,54,.13);border-color:rgba(242,92,54,.42);color:#ffaf98;font-weight:800}
.section{margin-top:31px;margin-bottom:34px}
.section-heading{display:flex;align-items:end;justify-content:space-between;gap:16px;margin-bottom:17px}
.section-kicker{display:block;color:var(--cool);font-size:11px;font-weight:800;letter-spacing:.06em;margin-bottom:4px}
.section-heading h2{font-size:clamp(20px,2.1vw,27px);letter-spacing:-.035em;line-height:1.3;margin:0;font-weight:800}
.count-label{color:var(--muted);font-size:12px;white-space:nowrap;padding-bottom:4px}
.section-more{font-size:13px;color:var(--cool);font-weight:700;padding-bottom:3px;white-space:nowrap}
.section-more:hover{text-decoration:underline}
.poster-grid{display:grid;grid-template-columns:repeat(6,minmax(0,1fr));gap:16px 13px}
.poster-card{min-width:0;background:var(--surface);border:1px solid #283140;border-radius:9px;overflow:hidden;transition:border-color .2s,transform .2s,background .2s;display:flex;flex-direction:column}
.poster-card:hover{border-color:#42516a;background:#1a212c;transform:translateY(-3px)}
.poster-link{display:flex;flex-direction:column;height:100%;outline-offset:0}
.poster-media{position:relative;aspect-ratio:2/3;overflow:hidden;background:#263040}
.poster-media::before{content:"";position:absolute;z-index:1;inset:auto 0 0;height:28%;background:linear-gradient(transparent,rgba(0,0,0,.78));pointer-events:none}
.poster-media img{width:100%;height:100%;object-fit:cover;aspect-ratio:2/3;transition:transform .4s ease;color:#b6c3d3;font-size:12px}
.poster-card:hover .poster-media img{transform:scale(1.045)}
.poster-badge{z-index:2;position:absolute;bottom:9px;left:9px;background:rgba(8,10,14,.82);border:1px solid rgba(255,255,255,.15);font-size:10px;color:#e4eefa;padding:3px 7px;line-height:1.4;border-radius:4px;max-width:calc(100% - 18px);overflow:hidden;white-space:nowrap;text-overflow:ellipsis}
.poster-meta{display:flex;align-items:center;flex-wrap:wrap;gap:5px 8px;font-size:10px;color:#9fb2c8;margin:12px 11px 4px;letter-spacing:.01em}
.poster-meta span:not(:last-child)::after{content:"·";color:#657991;padding-left:8px}
.poster-card h3{font-size:15px;letter-spacing:-.025em;font-weight:750;line-height:1.45;margin:0 11px 7px;overflow-wrap:anywhere}
.poster-summary{margin:0 11px 10px;color:#a1afbf;font-size:12px;line-height:1.65;display:-webkit-box;-webkit-line-clamp:3;-webkit-box-orient:vertical;overflow:hidden;min-height:59px}
.poster-action{font-size:11px;font-weight:750;color:#fd9075;border-top:1px solid #2b3341;padding:10px 11px;margin-top:auto;display:flex;justify-content:space-between;gap:7px;align-items:center}
.poster-card:hover .poster-action{color:var(--warm-hover)}
.category-section{border-top:1px solid #26303e;padding-top:28px}
.device-banner{margin-top:40px;margin-bottom:55px;padding:27px 30px;background:linear-gradient(115deg,rgba(56,189,248,.09),rgba(242,92,54,.025) 70%),var(--surface);border:1px solid #304052;border-radius:10px;display:flex;align-items:center;justify-content:space-between;gap:28px}
.device-banner h2{font-size:23px;margin:2px 0 8px;letter-spacing:-.03em}
.device-banner p{color:var(--muted);font-size:13px;max-width:680px;margin:0;line-height:1.85}
.device-banner>a{flex:none;border-radius:6px;border:1px solid rgba(56,189,248,.5);padding:12px 19px;color:var(--cool);font-size:13px;font-weight:800;white-space:nowrap}
.device-banner>a:hover{background:rgba(56,189,248,.12)}
.site-footer{background:var(--nav);border-top:1px solid #27303c;margin-top:20px}
.footer-inner{display:flex;justify-content:space-between;gap:40px;padding-block:38px 27px}
.footer-brand{font-size:20px;font-weight:800;letter-spacing:-.03em}
.footer-inner p{font-size:12px;line-height:1.85;color:var(--muted);max-width:660px;margin:10px 0 0}
.footer-inner p.disclaimer{color:#7f91a6}
.footer-inner nav{max-width:380px;display:flex;align-content:start;justify-content:flex-end;flex-wrap:wrap;gap:10px 21px;padding-top:5px}
.footer-inner nav a{font-size:12px;color:#b4c1d1;white-space:nowrap}
.footer-inner nav a:hover{color:var(--cool)}
.footer-bottom{border-top:1px solid #1e2630;display:flex;justify-content:space-between;gap:20px;padding-top:15px;padding-bottom:22px;color:#718197;font-size:11px}
.breadcrumbs{display:flex;align-items:center;flex-wrap:wrap;gap:11px;font-size:12px;color:#8fa0b6;margin:26px 0}
.breadcrumbs a:hover{color:var(--cool)}
.breadcrumbs span[aria-hidden]{color:#53647b}
.download-intro{padding:31px 38px 36px;border:1px solid #313b4a;background:radial-gradient(circle at 100% 0,rgba(56,189,248,.12),transparent 34%),linear-gradient(110deg,#171d28,#10151d);border-radius:10px}
.download-intro h1{font-size:clamp(32px,4vw,52px);margin:18px 0 17px}
.download-intro>p{max-width:740px;color:#b3c0d0;margin:0 0 23px;line-height:1.9}
.primary-button,.outline-button{display:inline-flex;gap:17px;align-items:center;justify-content:center;padding:11px 18px;font-size:13px;font-weight:800;border-radius:6px;min-height:44px;transition:background .2s,border .2s}
.primary-button{background:var(--warm);color:#fff}
.outline-button{border:1px solid #4a566a;color:#d2dfed;background:transparent}
.outline-button:hover{border-color:var(--cool);background:rgba(56,189,248,.08)}
.download-cards{display:grid;grid-template-columns:repeat(3,minmax(0,1fr));gap:14px}
.download-card{min-width:0;padding:23px;border-radius:9px;border:1px solid #333e4d;background:var(--surface);display:flex;flex-direction:column;gap:8px}
.download-card .device-icon{font-size:35px;line-height:1.2;color:var(--cool);width:51px;height:53px;display:grid;place-items:center;background:rgba(56,189,248,.09);border:1px solid rgba(56,189,248,.2);border-radius:7px}
.download-card.tv .device-icon{color:#ffa289;background:rgba(242,92,54,.08);border-color:rgba(242,92,54,.2)}
.download-card.web .device-icon{color:#b2c7e0;background:rgba(158,181,214,.09);border-color:rgba(158,181,214,.2)}
.device-label{font-size:11px;color:var(--cool);font-weight:800;margin-top:9px}
.download-card h3{font-size:19px;line-height:1.45;letter-spacing:-.035em;margin:0 0 2px}
.download-card>p{font-size:13px;line-height:1.8;color:#adbacb;min-height:91px;margin:0}
.info-rows{display:grid;grid-template-columns:74px 1fr;gap:12px 8px;margin-top:9px;padding:15px 0;border-top:1px solid #2b3543;border-bottom:1px solid #2b3543;align-content:start;flex:1}
.info-rows span{font-size:11px;color:#8094ab}
.info-rows strong{font-size:11px;color:#c7d6e5;font-weight:600}
.download-card>a{display:flex;justify-content:space-between;gap:10px;align-items:center;color:var(--cool);font-size:12px;font-weight:800;margin-top:9px}
.download-card>a:hover{text-decoration:underline}
.setup-layout{display:grid;grid-template-columns:1fr 1fr;gap:16px}
.setup-panel{background:#131923;border:1px solid #2b3745;border-radius:10px;padding:24px 28px;scroll-margin-top:100px}
.setup-panel .number{font-size:22px;color:var(--warm);font-weight:900;letter-spacing:-.045em}
.setup-panel h3{font-size:20px;letter-spacing:-.035em;margin:5px 0 18px}
.setup-panel ol{counter-reset:checks;list-style:none;padding:0;margin:0;display:grid;gap:16px}
.setup-panel li{position:relative;padding-left:31px;font-size:13px;color:#acbbcc;line-height:1.9}
.setup-panel li::before{counter-increment:checks;content:counter(checks);position:absolute;top:3px;left:0;width:21px;height:21px;line-height:20px;text-align:center;background:var(--steel);border-radius:4px;font-size:11px;color:var(--cool);font-weight:800}
.setup-panel li strong{color:#e8edf5;font-weight:750}
.faq-list{display:grid;grid-template-columns:1fr 1fr;gap:11px}
.faq-list details{background:var(--surface);border:1px solid #2d3746;border-radius:8px;padding:0 17px;align-self:start}
.faq-list details[open]{border-color:#516179}
.faq-list summary{cursor:pointer;list-style:none;padding:17px 23px 17px 0;font-size:13px;font-weight:740;position:relative}
.faq-list summary::-webkit-details-marker{display:none}
.faq-list summary::after{content:"+";position:absolute;right:0;top:15px;font-size:19px;color:var(--cool);line-height:1}
.faq-list details[open] summary::after{content:"−"}
.faq-list details p{font-size:12px;line-height:1.95;color:#aab9cb;padding:0 0 17px;margin:0}
.back-catalog{border:1px solid #344050;background:linear-gradient(120deg,rgba(242,92,54,.07),transparent 65%),var(--surface);border-radius:9px;padding:25px 28px;display:flex;align-items:center;justify-content:space-between;gap:26px;margin:38px 0 53px}
.back-catalog h2{font-size:22px;margin:5px 0 7px}
.back-catalog p{font-size:13px;line-height:1.8;color:var(--muted);margin:0 0 15px}
.quick-links{display:flex;flex-wrap:wrap;gap:7px}
.quick-links a{padding:5px 10px;font-size:11px;background:var(--steel);border:1px solid #374253;border-radius:4px;color:#c7d6e8}
.quick-links a:hover{border-color:var(--cool)}
.back-catalog>.primary-button{flex:none}
.detail-page{padding-bottom:25px}
.detail-hero{display:grid;grid-template-columns:minmax(225px,305px) minmax(0,1fr);gap:44px;margin:37px 0 42px;align-items:start}
.detail-cover{border-radius:9px;overflow:hidden;background:var(--surface);border:1px solid var(--line);aspect-ratio:2/3}
.detail-cover img{width:100%;height:100%;object-fit:cover}
.detail-copy{padding-top:9px}
.detail-copy h1{font-size:clamp(31px,3.5vw,49px);letter-spacing:-.045em;line-height:1.2;margin:12px 0 18px}
.detail-tags{display:flex;flex-wrap:wrap;gap:7px;margin-bottom:30px}
.detail-tags span{font-size:11px;padding:5px 10px;background:var(--steel);border:1px solid #3a4759;border-radius:4px;color:#c8d5e4}
.detail-copy h2{font-size:20px;margin:0 0 11px;letter-spacing:-.03em}
.detail-copy>p{max-width:820px;font-size:15px;line-height:2;color:#bdc9d8;margin:0}
.availability-note{margin-top:26px;padding:18px 21px;background:rgba(56,189,248,.045);border:1px solid rgba(56,189,248,.22);border-left:3px solid var(--cool);border-radius:4px}
.availability-note strong{font-size:13px;color:var(--cool)}
.availability-note p{margin:6px 0 0;color:#aebfd0;font-size:12px;line-height:1.85}
.detail-actions{display:flex;gap:11px;flex-wrap:wrap;margin-top:26px}
.empty-state{border:1px dashed #48586b;background:var(--surface);border-radius:9px;padding:43px;text-align:center}
.empty-state h3{font-size:19px;margin:0 0 6px}
.empty-state p{color:var(--muted);font-size:13px;margin:0 0 15px}
.empty-state a{color:var(--cool);font-weight:700;font-size:13px}
.error-page{text-align:center;min-height:55vh;padding:95px 20px 105px}
.error-code{font-size:75px;font-weight:900;color:var(--warm);line-height:1.05}
.error-page h1{font-size:32px;letter-spacing:-.04em;margin:12px 0}
.error-page p{color:var(--muted);margin:0 0 27px}
.error-page>a{margin:4px}
@media(min-width:1450px){.poster-grid{grid-template-columns:repeat(6,minmax(0,1fr))}.wrap{width:min(1320px,calc(100% - 80px))}}
@media(max-width:1160px){.poster-grid{grid-template-columns:repeat(5,minmax(0,1fr))}.wrap{width:min(1100px,calc(100% - 48px))}.hub{grid-template-columns:minmax(0,1.3fr) minmax(250px,.8fr)}.detail-hero{gap:34px}.download-card{padding:20px}.info-rows{grid-template-columns:65px 1fr}}
@media(max-width:950px){.poster-grid{grid-template-columns:repeat(4,minmax(0,1fr))}.hub{grid-template-columns:1fr;gap:15px;padding-top:30px}.hub-side{padding:20px 22px;display:grid;grid-template-columns:1fr auto;align-items:center}.hub-side .side-caption,.hub-side strong,.hub-side p{grid-column:1}.hub-side a{grid-column:2;grid-row:1/4;max-width:180px;line-height:1.6}.download-cards{grid-template-columns:repeat(2,minmax(0,1fr))}.download-card.web{grid-column:1/-1}.download-card>p{min-height:0}.footer-inner{gap:28px}.site-header .header-inner{gap:16px}.top-nav a{padding-inline:11px}}
@media(max-width:720px){html{scroll-padding-top:70px}.wrap{width:calc(100% - 32px)}.header-inner{min-height:64px;gap:10px}.brand{font-size:20px;gap:8px}.brand img{width:32px;height:32px}.top-nav{gap:2px}.top-nav a{font-size:12px;padding:7px 8px}.header-cta{display:none}.hub{padding-top:22px}.hub h1,.download-intro h1{font-size:clamp(30px,7vw,41px)}.hub-copy>p{font-size:13px}.hub-side{display:flex;align-items:stretch;gap:5px}.hub-side a{max-width:none;margin-top:8px}.search-bar input{font-size:13px}.search-bar button{padding-inline:13px}.poster-grid{grid-template-columns:repeat(3,minmax(0,1fr));gap:11px}.poster-card h3{font-size:13px;margin-inline:9px}.poster-meta{margin:9px 9px 4px;gap:4px;font-size:10px}.poster-meta span:not(:last-child)::after{padding-left:4px}.poster-summary{font-size:11px;margin-inline:9px;min-height:51px;-webkit-line-clamp:3}.poster-action{padding:9px;font-size:10px}.section{margin-block:27px}.section-heading h2{font-size:21px}.device-banner{padding:23px;display:block;margin-bottom:38px}.device-banner h2{font-size:22px}.device-banner>a{display:inline-flex;margin-top:17px}.footer-inner{flex-direction:column;padding-block:27px 22px}.footer-inner nav{justify-content:flex-start}.download-intro{padding:28px 23px}.download-cards,.setup-layout{grid-template-columns:1fr}.download-card.web{grid-column:auto}.faq-list{grid-template-columns:1fr}.back-catalog{display:block;padding:22px}.back-catalog>.primary-button{margin-top:20px}.detail-hero{grid-template-columns:minmax(130px,220px) 1fr;gap:23px}.detail-copy h1{font-size:30px}.detail-tags{margin-bottom:17px}.availability-note{margin-top:17px}}
@media(max-width:520px){.wrap{width:calc(100% - 26px)}.site-header{position:sticky}.header-inner{flex-wrap:wrap;padding-top:9px;padding-bottom:8px;min-height:unset;justify-content:space-between}.brand{font-size:19px}.top-nav{margin:0;max-width:100%}.top-nav a{font-size:11px;padding:6px}.hub h1{font-size:34px}.hub-copy{padding:5px 0}.hub-side{padding:18px}.discovery{padding:10px;gap:10px}.search-icon{padding-left:10px;font-size:23px}.search-bar input{padding:10px 0;font-size:12px}.search-bar button{margin:4px;padding:7px 10px;font-size:11px;min-height:38px}.category-tabs{gap:5px}.category-tabs a{flex:1;padding:7px 8px;font-size:11px;min-width:0}.poster-grid{grid-template-columns:repeat(2,minmax(0,1fr));gap:11px}.poster-card h3{font-size:14px}.poster-summary{font-size:11px}.poster-action{font-size:11px}.section-heading{align-items:center}.section-heading h2{font-size:19px}.section-kicker{font-size:10px}.count-label{font-size:10px;max-width:100px;white-space:normal;text-align:right}.section-more{font-size:11px}.device-banner{padding:19px}.device-banner h2{font-size:19px}.device-banner p{font-size:12px}.device-banner>a{font-size:12px;padding:10px 13px;white-space:normal}.footer-bottom{font-size:10px}.breadcrumbs{margin:17px 0;font-size:11px}.download-intro{padding:24px 19px}.download-intro h1{font-size:31px}.download-intro>p{font-size:13px}.download-card{padding:19px}.setup-panel{padding:19px}.setup-panel li{font-size:12px}.faq-list summary{font-size:12px}.back-catalog h2{font-size:20px}.detail-hero{grid-template-columns:1fr;gap:21px;margin:18px 0}.detail-cover{width:min(70vw,265px);margin-inline:auto}.detail-copy{padding:0}.detail-copy h1{font-size:31px}.detail-copy>p{font-size:13px}.detail-tags{gap:5px}.error-page{padding-top:70px}}
@media(max-width:350px){.brand{font-size:17px}.brand img{width:28px;height:28px}.top-nav a{font-size:10px}.category-tabs a{font-size:10px}.poster-grid{gap:8px}.poster-meta{font-size:9px}.poster-card h3{font-size:12px}.poster-summary{font-size:10px}}
@media(prefers-reduced-motion:reduce){*,*::before,*::after{scroll-behavior:auto!important;animation-duration:.01ms!important;animation-iteration-count:1!important;transition-duration:.01ms!important}.poster-card:hover{transform:none}.poster-card:hover img{transform:none}}
@media print{body{background:#fff;color:#111}.site-header,.site-footer,.discovery,.detail-actions,.device-banner{display:none}.wrap{width:100%}.poster-grid{grid-template-columns:repeat(4,1fr)}.poster-card,.download-card,.setup-panel{break-inside:avoid;background:#fff;color:#111}.poster-card h3,.section-heading h2,.download-card h3{color:#111}}