@charset "UTF-8";
:root{color-scheme:dark;--bg:#0E1117;--deep:#080A0E;--panel:#161B24;--panel-2:#1B2230;--line:#293241;--line-soft:#202938;--text:#F1F5F9;--muted:#94A3B8;--orange:#F25C36;--cyan:#38BDF8;--bluegray:#232B3A;--radius:10px;--content:1200px}
*{box-sizing:border-box}html{scroll-behavior:smooth;scroll-padding-top:90px}body{margin:0;background:var(--bg);color:var(--text);font-family:system-ui,-apple-system,"Segoe UI","PingFang SC","Microsoft YaHei",sans-serif;font-size:15px;line-height:1.7;-webkit-font-smoothing:antialiased}a{color:inherit;text-decoration:none}button,input{font:inherit}img{max-width:100%;display:block}.container{width:min(var(--content),calc(100% - 48px));margin-inline:auto}.skip-link{position:absolute;left:12px;top:-60px;z-index:100;background:var(--orange);padding:8px 14px;border-radius:6px}.skip-link:focus{top:12px}:focus-visible{outline:2px solid var(--cyan);outline-offset:3px}
.site-header{height:76px;background:rgba(8,10,14,.96);border-bottom:1px solid #1e2632;position:sticky;top:0;z-index:30;backdrop-filter:blur(14px)}.header-inner{width:min(var(--content),calc(100% - 48px));height:100%;margin:auto;display:flex;align-items:center;gap:32px}.brand{display:inline-flex;align-items:center;gap:10px;min-width:190px}.brand img{width:42px;height:42px;object-fit:contain;border-radius:8px}.brand-copy{display:flex;flex-direction:column;line-height:1.25}.brand-copy strong{font-size:19px;letter-spacing:.03em}.brand-copy small{color:var(--muted);font-size:10px;margin-top:4px;letter-spacing:.08em}.main-nav{display:flex;align-items:center;gap:8px;height:100%}.main-nav a{height:100%;display:flex;align-items:center;padding:0 17px;color:#aab5c5;font-size:14px;position:relative}.main-nav a:hover,.main-nav a.active{color:var(--text)}.main-nav a.active:after{content:"";position:absolute;bottom:0;left:17px;right:17px;height:2px;background:var(--orange)}.header-download{margin-left:auto;border:1px solid #24516a;background:rgba(56,189,248,.08);color:var(--cyan);padding:9px 15px;border-radius:6px;font-size:13px}.header-download span{margin-left:8px}.nav-toggle,.mobile-nav{display:none}
.intro-band{padding:46px 0 30px;display:grid;grid-template-columns:minmax(0,1.2fr) minmax(320px,.8fr);gap:52px;align-items:center}.eyebrow{display:inline-flex;align-items:center;gap:8px;color:var(--cyan);font-size:11px;font-weight:700;letter-spacing:.12em}.live-dot{width:7px;height:7px;border-radius:50%;background:var(--orange);box-shadow:0 0 12px rgba(242,92,54,.7)}h1,h2,h3,p{margin-top:0}.intro-copy h1{font-size:clamp(28px,4vw,42px);line-height:1.25;letter-spacing:-.04em;margin:13px 0 12px}.intro-copy>p{max-width:650px;color:#aab5c5;font-size:15px;line-height:1.9;margin-bottom:22px}.intro-actions,.download-hero-links,.error-actions{display:flex;align-items:center;gap:12px;flex-wrap:wrap}.button{display:inline-flex;align-items:center;justify-content:center;gap:12px;padding:10px 17px;border-radius:7px;font-size:13px;font-weight:650;transition:transform .2s,border-color .2s,background .2s}.button:hover{transform:translateY(-2px)}.button-primary{background:var(--orange);color:#fff;border:1px solid var(--orange)}.button-outline{border:1px solid #394454;color:#d5deea;background:transparent}.button-cyan{background:rgba(56,189,248,.12);border:1px solid #27617b;color:var(--cyan)}.search-panel{padding:21px;background:var(--panel);border:1px solid var(--line);border-radius:10px}.search-panel>label{display:block;font-size:13px;font-weight:700;margin-bottom:12px}.search-form{display:flex;gap:8px}.search-form input{min-width:0;flex:1;background:#0e141d;border:1px solid #303b4b;border-radius:6px;color:var(--text);padding:11px 13px;font-size:13px}.search-form input::placeholder{color:#64748b}.search-form button{border:0;border-radius:6px;background:var(--cyan);color:#07121a;padding:0 18px;font-weight:700;font-size:13px;cursor:pointer}.search-hints{display:flex;align-items:center;gap:14px;margin-top:13px;font-size:11px;color:var(--muted)}.search-hints a{color:#c5d0df}.search-hints a:hover{color:var(--cyan)}
.category-strip{padding:12px 0 24px;border-top:1px solid var(--line-soft)}.section-heading{display:flex;justify-content:space-between;align-items:flex-end;gap:20px;margin-bottom:22px}.section-heading h2,.about-copy h2,.device-copy h2,.notes-heading h2,.download-return h2{font-size:24px;line-height:1.35;letter-spacing:-.025em;margin:5px 0 6px}.section-heading p{font-size:13px;color:var(--muted);margin:0}.compact-heading{margin-bottom:13px}.compact-heading h2{font-size:18px;margin:3px 0}.heading-note,.section-mark{font-size:11px;color:#748196}.category-pills{display:flex;gap:8px;flex-wrap:wrap}.category-pills a{padding:7px 15px;border:1px solid #303a49;border-radius:5px;background:var(--bluegray);color:#c3ccda;font-size:12px}.category-pills a:hover,.category-pills a.selected{background:rgba(242,92,54,.14);border-color:rgba(242,92,54,.65);color:#ff997f}
.catalog-section{padding:27px 0 42px}.category-grid{display:grid;grid-template-columns:repeat(5,minmax(0,1fr));gap:17px}.category-card{min-width:0;background:var(--panel);border:1px solid var(--line);border-radius:10px;overflow:hidden;transition:border-color .2s,transform .2s}.category-card:hover{border-color:#566477;transform:translateY(-3px)}.poster-wrap{display:block;position:relative;aspect-ratio:2/3;background:#202938;overflow:hidden}.poster-wrap img{width:100%;height:100%;object-fit:cover;transition:transform .35s}.category-card:hover .poster-wrap img{transform:scale(1.035)}.poster-shade{position:absolute;inset:35% 0 0;background:linear-gradient(transparent,rgba(5,8,12,.82))}.poster-number{position:absolute;top:11px;left:12px;font-size:11px;color:#fff;background:rgba(8,10,14,.68);padding:3px 7px;border-radius:4px}.poster-tag{position:absolute;bottom:12px;left:12px;background:var(--orange);color:white;padding:3px 8px;border-radius:4px;font-size:10px}.card-copy{padding:13px 13px 15px}.card-title-row{display:flex;align-items:center;justify-content:space-between}.card-title-row h3{font-size:16px;margin:0;font-weight:700}.card-arrow{color:var(--cyan);font-size:16px}.card-copy p{font-size:11px;line-height:1.7;color:var(--muted);min-height:57px;margin:7px 0 10px}.card-more{font-size:11px;color:#f58b70}.card-more span{margin-left:5px}.empty-state{padding:48px 20px;text-align:center;border:1px dashed #3a4657;border-radius:10px;background:rgba(22,27,36,.6)}.empty-icon{font-size:30px;color:var(--cyan)}.empty-state h3{font-size:18px;margin:8px 0}.empty-state p{font-size:13px;color:var(--muted)}.text-link{color:var(--cyan);font-size:13px}
.feature-section{padding:17px 0 42px;border-top:1px solid var(--line-soft)}.feature-grid{display:grid;grid-template-columns:repeat(4,minmax(0,1fr));gap:12px}.feature-card{padding:19px;background:linear-gradient(145deg,#1a2230,#141a23);border:1px solid var(--line);border-radius:9px;min-height:160px;position:relative;transition:border-color .2s}.feature-card:hover{border-color:#496077}.feature-badge{display:inline-block;background:#26364a;color:var(--cyan);padding:3px 8px;border-radius:4px;font-size:10px}.feature-card h3{font-size:19px;margin:13px 0 5px}.feature-card p{font-size:12px;color:var(--muted);line-height:1.7;margin-bottom:14px}.feature-link{font-size:11px;color:#f58b70}.feature-link b{margin-left:7px}.device-banner{display:flex;align-items:center;gap:24px;padding:23px 27px;margin-bottom:42px;background:linear-gradient(110deg,#172333,#14202a);border:1px solid #294257;border-radius:10px}.device-symbol{width:60px;height:60px;flex:0 0 60px;border-radius:9px;background:rgba(56,189,248,.1);border:1px solid #2a617b;display:grid;place-items:center;color:var(--cyan);font-size:29px;position:relative}.device-symbol i{font-style:normal;position:absolute;font-size:16px;right:8px;bottom:3px}.device-copy{flex:1}.device-copy h2{font-size:19px;margin:3px 0}.device-copy p{font-size:12px;color:var(--muted);margin:0}.about-section{padding:28px 0 52px;border-top:1px solid var(--line-soft);display:grid;grid-template-columns:1fr 1fr;gap:70px}.about-copy h2{margin-top:7px}.about-copy p{font-size:13px;line-height:1.9;color:var(--muted);max-width:540px;margin:0}.about-points{display:grid;grid-template-columns:repeat(3,1fr);gap:12px;align-self:center}.about-points>div{border-left:1px solid #344153;padding-left:13px;display:flex;flex-direction:column}.about-points b{font-size:11px;color:var(--orange);margin-bottom:10px}.about-points span{font-size:13px;font-weight:700}.about-points small{font-size:10px;color:var(--muted);margin-top:4px}
.site-footer{background:var(--deep);border-top:1px solid #1d2632}.footer-main{width:min(var(--content),calc(100% - 48px));margin:auto;padding:31px 0;display:grid;grid-template-columns:2fr 1fr 1fr;gap:50px}.footer-brand p{max-width:390px;color:#8491a4;font-size:11px;line-height:1.8;margin:13px 0 0}.footer-brand .brand img{width:38px;height:38px}.footer-brand .brand-copy strong{font-size:17px}.footer-links{display:flex;flex-direction:column;gap:8px;font-size:11px;color:#9ba8b9}.footer-links strong{color:#e8edf4;font-size:12px;margin-bottom:3px}.footer-links a:hover{color:var(--cyan)}.footer-bottom{width:min(var(--content),calc(100% - 48px));margin:auto;border-top:1px solid #202938;padding:13px 0 17px;display:flex;justify-content:space-between;gap:20px;color:#647286;font-size:10px}
.download-hero{min-height:330px;padding:52px 0 45px;display:grid;grid-template-columns:1.1fr .9fr;align-items:center;border-bottom:1px solid var(--line-soft)}.download-hero-copy h1{font-size:clamp(30px,4vw,43px);line-height:1.25;margin:13px 0}.download-hero-copy>p{max-width:610px;color:var(--muted);font-size:14px;line-height:1.9;margin-bottom:22px}.download-hero-links{gap:20px}.device-visual{height:235px;position:relative;display:flex;align-items:center;justify-content:center;gap:25px;overflow:hidden}.device-phone{width:86px;height:164px;border:4px solid #5c6a7e;border-radius:17px;background:linear-gradient(145deg,#263449,#101722);position:relative;z-index:2;box-shadow:0 18px 40px #070a0f}.device-phone span{position:absolute;top:8px;left:30px;width:20px;height:4px;border-radius:4px;background:#5c6a7e}.device-phone i,.device-screen i{position:absolute;inset:34px 12px 48px;background:linear-gradient(145deg,#f25c36,#773f45 50%,#1d4051);border-radius:5px}.device-phone b{position:absolute;bottom:15px;left:28px;width:22px;height:22px;border:1px solid #617188;border-radius:50%}.device-screen{width:205px;height:132px;border:5px solid #56677d;border-radius:10px;background:#131b27;position:relative;z-index:2;box-shadow:0 18px 40px #070a0f}.device-screen span{position:absolute;bottom:-15px;left:82px;width:34px;height:11px;background:#56677d}.device-screen:after{content:"";position:absolute;bottom:-20px;left:58px;width:82px;height:5px;border-radius:5px;background:#56677d}.device-screen i{inset:10px 12px 12px;background:linear-gradient(120deg,#1c3448,#a44b3b)}.device-screen b{position:absolute;z-index:1;left:22px;top:25px;width:35px;height:35px;border-radius:50%;background:rgba(242,92,54,.8)}.device-orbit{position:absolute;border:1px solid rgba(56,189,248,.2);border-radius:50%;width:260px;height:260px}.orbit-two{width:340px;height:340px;border-color:rgba(242,92,54,.12)}.client-section{padding:37px 0 48px}.client-grid{display:grid;grid-template-columns:repeat(3,minmax(0,1fr));gap:15px}.client-card{padding:20px;background:var(--panel);border:1px solid var(--line);border-radius:10px;min-width:0}.client-topline{display:flex;justify-content:space-between;align-items:center}.client-index{font-size:11px;color:#68778d}.status-pill{display:inline-flex;align-items:center;gap:6px;font-size:9px;color:#eab18f;background:rgba(242,92,54,.09);padding:4px 7px;border-radius:4px}.status-pill i{width:5px;height:5px;border-radius:50%;background:var(--orange)}.client-icon{width:48px;height:48px;border:1px solid #2c526b;background:rgba(56,189,248,.09);border-radius:9px;display:grid;place-items:center;color:var(--cyan);font-size:26px;margin:20px 0 15px}.client-icon.tv-icon{border-color:#68453b;background:rgba(242,92,54,.08);color:#ff9277}.client-card>.eyebrow{font-size:10px}.client-card h3{font-size:21px;margin:5px 0}.client-card>p{font-size:12px;color:var(--muted);min-height:42px;margin-bottom:13px}.client-card ul{list-style:none;padding:0;margin:0 0 18px}.client-card li{font-size:11px;color:#b2bdcc;padding:6px 0 6px 17px;border-bottom:1px solid #252e3b;position:relative}.client-card li:before{content:"";position:absolute;left:1px;top:14px;width:5px;height:5px;border-radius:50%;background:var(--cyan)}.download-unavailable{padding:11px 12px;background:#111720;border:1px dashed #3c4a5d;border-radius:6px;display:flex;justify-content:space-between;align-items:center;gap:8px}.download-unavailable span{font-size:11px;color:#e4a18d;font-weight:700}.download-unavailable small{font-size:9px;color:#78869a;text-align:right}.install-notes{padding:31px 0 45px;border-top:1px solid var(--line-soft);display:grid;grid-template-columns:.8fr 1.2fr;gap:65px}.notes-heading h2{margin-top:8px}.notes-heading p{font-size:12px;color:var(--muted)}.notes-list article{display:grid;grid-template-columns:35px 1fr;gap:14px;padding:0 0 17px;margin-bottom:17px;border-bottom:1px solid var(--line-soft)}.notes-list article:last-child{border:0;margin:0}.notes-list article>b{font-size:12px;color:var(--orange);padding-top:3px}.notes-list h3{font-size:14px;margin:0 0 5px}.notes-list p{font-size:11px;line-height:1.8;color:var(--muted);margin:0}.download-return{padding:22px 25px;margin-bottom:45px;background:#171f2a;border:1px solid #2d3b4c;border-radius:9px;display:flex;justify-content:space-between;align-items:center;gap:20px}.download-return h2{font-size:19px;margin:4px 0}.download-return p{font-size:11px;color:var(--muted);margin:0}
.error-panel{min-height:430px;display:flex;flex-direction:column;align-items:flex-start;justify-content:center;padding-block:60px}.error-code{font-size:clamp(70px,12vw,120px);line-height:1;font-weight:800;letter-spacing:-.08em;color:#29394c}.error-panel h1{font-size:29px;margin:10px 0}.error-panel p{color:var(--muted);max-width:540px;font-size:13px;margin-bottom:22px}
@media(max-width:1000px){.category-grid{grid-template-columns:repeat(4,minmax(0,1fr))}.intro-band{gap:28px}.about-section{gap:35px}.footer-main{gap:25px}}
@media(max-width:760px){.container,.header-inner,.footer-main,.footer-bottom{width:calc(100% - 32px)}.site-header{height:66px}.header-inner{gap:12px}.brand{min-width:0}.brand img{width:37px;height:37px}.brand-copy strong{font-size:17px}.brand-copy small{font-size:9px}.main-nav,.header-download{display:none}.nav-toggle{margin-left:auto;display:flex;width:40px;height:40px;border:1px solid #344052;background:#151c27;border-radius:6px;flex-direction:column;justify-content:center;align-items:center;gap:5px}.nav-toggle span{display:block;width:16px;height:2px;background:#dce5ef;border-radius:2px}.mobile-nav{display:flex;position:absolute;top:66px;left:0;right:0;background:#0b0f15;border-bottom:1px solid #2a3544;padding:12px 16px;flex-direction:column;gap:4px}.mobile-nav[hidden]{display:none}.mobile-nav a{padding:10px 12px;border-radius:5px;color:#c7d1df;font-size:13px}.mobile-nav a:hover{background:#1b2532}.intro-band{padding:34px 0 24px;grid-template-columns:1fr;gap:22px}.intro-copy h1{font-size:30px}.intro-copy>p{font-size:13px}.search-panel{padding:16px}.category-strip{padding-top:17px}.catalog-section{padding:23px 0 32px}.section-heading{align-items:flex-start}.section-heading h2{font-size:21px}.section-mark{white-space:nowrap;padding-top:18px}.category-grid{grid-template-columns:repeat(3,minmax(0,1fr));gap:10px}.card-copy{padding:10px}.card-copy p{font-size:10px;min-height:68px}.card-title-row h3{font-size:14px}.feature-grid{grid-template-columns:repeat(2,minmax(0,1fr))}.feature-card{min-height:145px;padding:14px}.feature-card h3{font-size:17px}.feature-card p{font-size:11px}.device-banner{padding:17px;gap:13px;flex-wrap:wrap}.device-symbol{width:48px;height:48px;flex-basis:48px;font-size:23px}.device-copy{min-width:calc(100% - 65px)}.device-copy h2{font-size:16px}.device-copy p{font-size:11px}.device-banner .button{margin-left:61px}.about-section{grid-template-columns:1fr;gap:22px;padding:25px 0 35px}.about-points{gap:8px}.about-points>div{padding-left:9px}.about-points small{font-size:9px}.footer-main{grid-template-columns:1fr 1fr;gap:24px;padding:25px 0}.footer-brand{grid-column:1/-1}.footer-bottom{flex-direction:column;gap:5px}.download-hero{padding:35px 0 28px;grid-template-columns:1fr;min-height:0}.download-hero-copy h1{font-size:31px}.download-hero-copy>p{font-size:13px}.device-visual{height:190px}.client-section{padding:27px 0 35px}.client-grid{grid-template-columns:1fr;gap:11px}.client-card{padding:17px}.client-icon{margin:13px 0 10px}.client-card>p{min-height:0}.install-notes{grid-template-columns:1fr;gap:15px;padding:26px 0 35px}.download-return{align-items:flex-start;flex-direction:column;padding:18px;margin-bottom:30px}}
@media(max-width:420px){.category-grid{grid-template-columns:repeat(2,minmax(0,1fr))}.poster-wrap{aspect-ratio:2/2.7}.search-hints{gap:9px}.intro-actions .button{padding:9px 12px;font-size:12px}.section-heading p{max-width:270px}.feature-grid{gap:9px}.about-points{grid-template-columns:1fr;gap:12px}.about-points>div{display:grid;grid-template-columns:30px 1fr;align-items:center}.about-points b{grid-row:span 2;margin:0}.about-points small{margin:0}.device-banner .button{margin-left:0}.download-unavailable{align-items:flex-start;flex-direction:column}.download-unavailable small{text-align:left}}
@media(prefers-reduced-motion:reduce){*,*::before,*::after{scroll-behavior:auto!important;transition:none!important;animation:none!important}}

/* 细节状态与窄屏可读性补充 */
.category-card:focus-within,.feature-card:focus-visible{outline:2px solid var(--cyan);outline-offset:3px}.category-card a:focus-visible,.main-nav a:focus-visible,.category-pills a:focus-visible{outline-offset:-3px}.search-form input:focus{border-color:var(--cyan);outline:2px solid rgba(56,189,248,.15)}.search-form button:hover{background:#69cdfb}.button-primary:hover{background:#ff704c;border-color:#ff704c}.button-outline:hover{border-color:#77869b;background:rgba(255,255,255,.035)}.button-cyan:hover{background:rgba(56,189,248,.2);border-color:var(--cyan)}.category-pills a:active,.button:active{transform:translateY(1px)}
@media(min-width:1201px){.intro-band{padding-top:52px}.catalog-section{padding-top:32px}.category-card:nth-child(5n+2){transform:translateY(7px)}.category-card:nth-child(5n+2):hover{transform:translateY(3px)}}
@media(min-width:761px) and (max-width:1000px){.header-inner{gap:18px}.brand{min-width:170px}.main-nav a{padding-inline:12px}.category-grid{grid-template-columns:repeat(4,minmax(0,1fr))}.client-grid{grid-template-columns:repeat(2,minmax(0,1fr))}.client-card:last-child{grid-column:1/-1}.download-hero{gap:20px}.device-screen{width:170px}}
@media(max-width:560px){.section-heading{gap:8px}.section-heading p{font-size:11px;line-height:1.65}.section-mark{font-size:9px}.category-pills{gap:6px}.category-pills a{padding:6px 11px;font-size:11px}.poster-number{top:8px;left:8px}.poster-tag{bottom:8px;left:8px}.card-copy p{min-height:76px}.feature-card p{min-height:55px}.footer-links{gap:7px}.footer-links a{line-height:1.5}.download-hero-links{align-items:flex-start;flex-direction:column;gap:12px}.device-visual{transform:scale(.88);margin-inline:-20px}.client-topline{gap:6px}.status-pill{font-size:8px}.notes-list article{gap:8px}.error-panel{min-height:390px}.error-panel h1{font-size:24px}.error-actions{align-items:stretch;flex-direction:column}}
@media print{.site-header,.site-footer,.nav-toggle,.button,.search-panel{display:none!important}body{background:#fff;color:#111}.container{width:100%}.category-card,.client-card,.feature-card{break-inside:avoid;border:1px solid #bbb;background:#fff;color:#111}.category-card p,.client-card p,.feature-card p{color:#444}}