/* 免费看片 | 车库编辑部：新工业编辑设计。深墨底、信号橙、工单条与不对称叙事。 */
:root{--ink:#101210;--panel:#171a18;--panel-2:#202522;--paper:#f2eee7;--muted:#a9afaa;--line:rgba(242,238,231,.16);--orange:#ff5a1f;--silver:#d9ded9;--ease:cubic-bezier(.23,1,.32,1);--serif:"Noto Serif SC",STSong,"Songti SC",serif;--sans:"Noto Sans SC","Microsoft YaHei",sans-serif}
*{box-sizing:border-box}html{scroll-behavior:smooth}body{margin:0;background:var(--ink);color:var(--paper);font-family:var(--sans);font-size:16px;line-height:1.7}a{color:inherit;text-decoration:none}img{max-width:100%;display:block}button,input{font:inherit}.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}.shell{width:min(1240px,calc(100% - 48px));margin:auto}.eyebrow{display:inline-flex;align-items:center;gap:9px;font-size:12px;letter-spacing:.16em;text-transform:uppercase;color:var(--silver)}.eyebrow:before{content:"";display:block;width:16px;height:8px;background:var(--orange);clip-path:polygon(0 0,70% 0,100% 100%,30% 100%)}.section{position:relative;padding:104px 0;overflow:hidden}.section--paper{background:var(--paper);color:var(--ink)}.section--soft{background:#232824}.section--ink{background:var(--ink)}.section-num{font:700 13px/1 var(--sans);letter-spacing:.17em;color:var(--orange);margin-bottom:20px}.title-xl,.title-lg,.title-md{font-family:var(--serif);letter-spacing:-.05em;margin:0}.title-xl{font-size:clamp(48px,6.3vw,95px);line-height:1.03}.title-lg{font-size:clamp(34px,4vw,58px);line-height:1.13}.title-md{font-size:clamp(25px,2.4vw,35px);line-height:1.25}.text-lead{font-size:18px;line-height:1.85;color:var(--muted);max-width:670px}.text-dark{color:#4d554f}.rule{height:1px;background:var(--line);margin:32px 0}.btn{display:inline-flex;align-items:center;justify-content:center;gap:10px;border:1px solid var(--orange);background:var(--orange);color:#16110f;padding:13px 20px;font-size:14px;font-weight:800;letter-spacing:.05em;transition:transform .16s var(--ease),background .16s var(--ease),color .16s var(--ease)}.btn:hover{background:transparent;color:var(--orange);transform:translateY(-2px)}.btn:active{transform:scale(.97)}.btn--ghost{background:transparent;color:var(--paper);border-color:rgba(242,238,231,.45)}.btn--ghost:hover{color:var(--ink);border-color:var(--paper);background:var(--paper)}.btn--light{background:transparent;color:var(--ink);border-color:#949b95}.btn--light:hover{background:var(--ink);color:var(--paper);border-color:var(--ink)}
/* header */
.topline{height:4px;background:var(--orange)}.site-header{position:absolute;z-index:5;left:0;right:0;top:4px}.nav-wrap{display:flex;align-items:center;justify-content:space-between;gap:28px;padding:22px 0;border-bottom:1px solid rgba(255,255,255,.22)}.brand{display:flex;align-items:center;gap:10px;min-width:max-content}.brand img{width:42px;height:42px;object-fit:contain}.brand strong{font-size:19px;letter-spacing:.04em}.brand small{display:block;font-size:10px;letter-spacing:.13em;color:var(--muted)}.nav-list{display:flex;gap:22px;align-items:center;font-size:14px;color:#e9e7e0}.nav-list a{position:relative;padding:7px 0}.nav-list a:after{content:"";position:absolute;height:2px;background:var(--orange);left:0;right:0;bottom:0;transform:scaleX(0);transform-origin:left;transition:transform .2s var(--ease)}.nav-list a:hover:after{transform:scaleX(1)}.search-trigger{border:0;background:transparent;color:var(--paper);display:flex;align-items:center;gap:9px;font-size:13px;cursor:pointer}.search-icon{width:17px;height:17px;border:2px solid currentColor;border-radius:100%;position:relative}.search-icon:after{content:"";width:7px;height:2px;background:currentColor;position:absolute;right:-6px;bottom:-3px;transform:rotate(48deg)}.mobile-toggle{display:none;background:transparent;border:1px solid var(--line);color:var(--paper);font-size:13px;padding:7px 10px}
/* hero */
.hero{min-height:840px;position:relative;display:flex;align-items:end;background:#111;isolation:isolate}.hero:before{content:"";position:absolute;inset:0;background-image:linear-gradient(90deg,rgba(11,12,11,.96) 0%,rgba(11,12,11,.86) 29%,rgba(11,12,11,.23) 68%,rgba(11,12,11,.5) 100%),linear-gradient(0deg,rgba(11,12,11,.85),transparent 52%);z-index:-1}.hero:after{content:"";position:absolute;inset:0;z-index:-1;opacity:.09;background-image:url("data:image/svg+xml,%3Csvg viewBox='0 0 180 180' xmlns='http://www.w3.org/2000/svg'%3E%3Cfilter id='n'%3E%3CfeTurbulence type='fractalNoise' baseFrequency='.9' numOctaves='2' stitchTiles='stitch'/%3E%3C/filter%3E%3Crect width='100%25' height='100%25' filter='url(%23n)' opacity='.7'/%3E%3C/svg%3E")}.hero-bg{position:absolute;inset:0;width:100%;height:100%;object-fit:cover;z-index:-2}.hero-grid{display:grid;grid-template-columns:minmax(0,680px) 1fr;gap:40px;padding:196px 0 82px}.hero-kicker{font-size:13px;letter-spacing:.13em;color:#f8d6c4;margin-bottom:22px}.hero .title-xl{max-width:740px}.hero h1 em{font-style:normal;color:var(--orange)}.hero-copy{max-width:620px;color:#dedbd3;font-size:17px;margin:28px 0}.hero-actions{display:flex;flex-wrap:wrap;gap:12px}.hero-meta{align-self:end;justify-self:end;width:min(290px,100%);border-left:2px solid var(--orange);padding:7px 0 7px 20px;color:#d0d3d0;font-size:13px}.hero-meta strong{display:block;font-size:20px;color:var(--paper);margin:4px 0}.hero-tags{display:flex;flex-wrap:wrap;gap:8px;margin-top:32px}.hero-tags span,.tag{border:1px solid rgba(242,238,231,.3);padding:3px 9px;font-size:12px;color:#d7d7d1}
/* editorial intro */
.intro-layout{display:grid;grid-template-columns:.82fr 1.18fr;gap:clamp(44px,9vw,135px);align-items:end}.intro-panel{border-left:1px solid #bec5bf;padding:0 0 3px 24px}.intro-panel p{margin:0;color:#4e554f;max-width:340px}.stat-row{display:grid;grid-template-columns:repeat(3,1fr);gap:1px;background:#bdc3bd;margin-top:56px}.stat{background:var(--paper);padding:24px}.stat b{display:block;font:700 clamp(26px,3vw,40px)/1 var(--serif);color:var(--orange)}.stat span{font-size:12px;color:#58605a}.ticker{display:flex;overflow:hidden;border-top:1px solid var(--line);border-bottom:1px solid var(--line);padding:12px 0;white-space:nowrap;font-size:12px;letter-spacing:.11em;color:var(--muted)}.ticker-track{display:inline-block;animation:ticker 28s linear infinite}.ticker b{color:var(--orange);margin:0 25px}@keyframes ticker{to{transform:translateX(-50%)}}
/* videos */
.feature-head{display:flex;align-items:end;justify-content:space-between;gap:24px;margin-bottom:45px}.film-rail{display:grid;grid-template-columns:1.25fr .85fr .85fr;gap:16px}.video-card{position:relative;display:block;min-height:320px;overflow:hidden;background:#090a09;color:var(--paper);isolation:isolate;cursor:pointer}.video-card:after{content:"";position:absolute;z-index:1;inset:0;background:linear-gradient(0deg,rgba(0,0,0,.9) 2%,rgba(0,0,0,.08) 70%);transition:background .25s var(--ease)}.video-card img{height:100%;width:100%;object-fit:cover;position:absolute;inset:0;transition:transform .45s var(--ease),filter .45s var(--ease)}.video-card:hover img{transform:scale(1.055);filter:saturate(1.16)}.video-card:hover:after{background:linear-gradient(0deg,rgba(0,0,0,.92),rgba(0,0,0,.25))}.video-card:first-child{min-height:450px}.card-info{position:absolute;z-index:2;inset:auto 0 0;padding:24px}.card-info h3{font:700 24px/1.25 var(--serif);margin:10px 0 0}.video-card:not(:first-child) .card-info h3{font-size:18px}.work-order{display:flex;flex-wrap:wrap;gap:8px;color:#d8ddd8;font-size:11px;letter-spacing:.04em}.work-order b{color:var(--orange)}.play{position:absolute;z-index:3;right:21px;top:21px;width:54px;height:54px;border:1px solid rgba(255,255,255,.7);border-radius:50%;display:grid;place-items:center;opacity:0;transform:translate(8px,8px);transition:opacity .2s var(--ease),transform .2s var(--ease);background:rgba(16,18,16,.45);backdrop-filter:blur(5px)}.play:after{content:"";width:0;height:0;border-top:8px solid transparent;border-bottom:8px solid transparent;border-left:12px solid var(--orange);margin-left:4px}.video-card:hover .play,.video-card:focus .play{opacity:1;transform:none}.film-holes{position:absolute;z-index:4;top:0;bottom:0;left:7px;width:5px;opacity:.55;background:repeating-linear-gradient(to bottom,#e9e7df 0 8px,transparent 8px 19px);mix-blend-mode:overlay}
/* media services */
.media-layout{display:grid;grid-template-columns:1fr 1.5fr;gap:68px}.service-list{border-top:1px solid var(--line)}.service-item{display:grid;grid-template-columns:50px 1fr auto;gap:18px;align-items:center;padding:19px 0;border-bottom:1px solid var(--line);transition:padding .2s var(--ease),color .2s var(--ease)}.service-item:hover{padding-left:10px;color:var(--orange)}.service-item small{color:var(--muted);font-size:12px}.service-item strong{font:700 20px var(--serif)}.service-item i{font-style:normal;font-size:21px}.side-note{align-self:end;background:var(--orange);color:#1b1612;padding:30px;clip-path:polygon(0 0,100% 0,100% 89%,92% 100%,0 100%)}.side-note b{display:block;font:700 31px/1.2 var(--serif);margin:7px 0 16px}.side-note p{font-size:14px;line-height:1.8;margin:0}
/* ai */
.ai-grid{display:grid;grid-template-columns:1.25fr .75fr;gap:16px}.ai-visual{min-height:510px;position:relative;overflow:hidden}.ai-visual img{width:100%;height:100%;object-fit:cover;filter:brightness(.74)}.ai-copy{position:absolute;left:28px;bottom:28px;max-width:460px}.ai-copy p{color:#ddd7ce}.ai-stack{display:grid;gap:16px}.ai-tile{border:1px solid var(--line);padding:28px;min-height:157px;display:flex;flex-direction:column;justify-content:space-between;background:rgba(255,255,255,.025);transition:background .2s var(--ease),transform .2s var(--ease)}.ai-tile:hover{background:rgba(255,90,31,.1);transform:translateX(-5px)}.ai-tile b{font:700 22px var(--serif)}.ai-tile span{color:var(--muted);font-size:13px}.ai-code{font-family:monospace;font-size:11px;color:var(--orange);letter-spacing:.1em}
/* community */
.community-grid{display:grid;grid-template-columns:1fr .92fr;gap:70px;align-items:start}.topic-list{border-top:1px solid #b7bdb7}.topic{display:grid;grid-template-columns:64px 1fr auto;gap:18px;align-items:center;padding:20px 0;border-bottom:1px solid #b7bdb7}.topic-num{font-family:var(--serif);font-size:25px;color:var(--orange)}.topic h3{margin:0;font:700 22px var(--serif)}.topic p{margin:4px 0 0;color:#59615a;font-size:13px}.topic span{font-size:12px;color:#707971}.community-quote{padding:38px 0 38px 32px;border-left:3px solid var(--orange);margin-top:100px}.community-quote blockquote{margin:0;font:700 clamp(26px,3vw,42px)/1.45 var(--serif)}.community-quote cite{display:block;font:normal 13px var(--sans);margin-top:19px;color:#68716a}.community-picture{height:330px;margin-top:38px;background:linear-gradient(135deg,#d7ddd6,#909b免费看片);position:relative;overflow:hidden}.community-picture:before,.community-picture:after{content:"免费看片";position:absolute;font:900 230px/1 var(--serif);color:rgba(255,255,255,.32);top:30px}.community-picture:before{left:9px}.community-picture:after{right:-41px;top:105px;color:rgba(255,90,31,.6)}
/* experts */
.expert-head{max-width:690px;margin-bottom:42px}.experts{display:grid;grid-template-columns:repeat(4,1fr);border-top:1px solid var(--line);border-left:1px solid var(--line)}.expert{padding:25px;border-right:1px solid var(--line);border-bottom:1px solid var(--line);min-height:312px;display:flex;flex-direction:column;transition:background .22s var(--ease)}.expert:hover{background:#222723}.avatar{width:62px;height:62px;border-radius:50%;display:grid;place-items:center;background:#353d36;color:var(--orange);font:700 26px var(--serif);margin-bottom:28px}.expert h3{font:700 23px/1.2 var(--serif);margin:0}.expert p{font-size:13px;color:var(--muted);margin:10px 0}.expert small{font-size:11px;color:#d9ded9}.expert-actions{margin-top:auto;display:flex;gap:13px;font-size:12px;color:var(--orange)}
/* join faq */
.join-layout{display:grid;grid-template-columns:.8fr 1.2fr;gap:70px}.steps{counter-reset:step}.step{border-top:1px solid #c1c6c0;padding:21px 0 24px;display:grid;grid-template-columns:45px 1fr;gap:16px}.step:before{counter-increment:step;content:"0" counter(step);font:700 15px var(--sans);color:var(--orange)}.step h3{margin:0;font:700 22px var(--serif)}.step p{grid-column:2;margin:7px 0 0;color:#576057;font-size:14px}.faq{border-top:1px solid #c1c6c0}.faq-item{border-bottom:1px solid #c1c6c0}.faq-q{width:100%;border:0;padding:20px 0;background:none;text-align:left;display:flex;justify-content:space-between;gap:22px;color:var(--ink);font:700 18px var(--serif);cursor:pointer}.faq-q span:last-child{color:var(--orange);font-family:var(--sans);font-size:22px;line-height:1}.faq-a{display:grid;grid-template-rows:0fr;transition:grid-template-rows .25s var(--ease)}.faq-a>div{overflow:hidden}.faq-a p{margin:0;padding:0 40px 0 0;color:#565e57;font-size:14px}.faq-item.is-open .faq-a{grid-template-rows:1fr}.faq-item.is-open .faq-a p{padding-bottom:19px}.faq-item.is-open .faq-q span:last-child{transform:rotate(45deg)}
/* testimonials and contact */
.integrity-note{border:1px solid var(--line);padding:22px;margin-top:26px;color:var(--muted);font-size:13px}.integrity-note b{color:var(--orange)}.contact-layout{display:grid;grid-template-columns:1.1fr .9fr;gap:16px}.contact-main{padding:42px;background:#2b312d;min-height:460px;display:flex;flex-direction:column}.contact-main .title-lg{max-width:590px}.contact-info{display:grid;grid-template-columns:1fr 1fr;gap:12px;margin-top:auto;padding-top:38px}.contact-info div{border-top:1px solid var(--line);padding-top:12px;font-size:13px;color:var(--muted)}.contact-info b{display:block;font-size:15px;color:var(--paper);margin-top:4px}.contact-side{display:grid;gap:16px}.contact-card{padding:29px;background:var(--orange);color:#1b1611;min-height:220px}.contact-card--dark{background:#161a17;color:var(--paper)}.contact-card h3{margin:7px 0 13px;font:700 27px var(--serif)}.contact-card p{font-size:14px;line-height:1.8;margin:0}.qr{width:76px;height:76px;margin-top:18px;background:repeating-linear-gradient(90deg,#111 0 4px,transparent 4px 7px),repeating-linear-gradient(#111 0 4px,#f5f1e9 4px 7px);border:6px solid #f5f1e9;box-shadow:inset 0 0 0 3px #111;opacity:.9}
/* footer */
.footer{background:#0b0d0c;padding:64px 0 29px}.footer-top{display:grid;grid-template-columns:1fr auto;gap:36px;align-items:start}.footer-title{font:700 clamp(34px,4vw,60px)/1.1 var(--serif);margin:19px 0}.footer-nav{display:grid;grid-template-columns:repeat(2,150px);gap:11px;font-size:13px;color:var(--muted);padding-top:30px}.footer-nav a:hover{color:var(--orange)}.footer-bottom{border-top:1px solid var(--line);padding-top:22px;margin-top:54px;display:flex;justify-content:space-between;gap:15px;flex-wrap:wrap;color:#888f89;font-size:12px}.footer-qr{display:flex;gap:18px;align-items:center}.footer-qr .qr{margin:0;width:57px;height:57px;border-width:4px}.sharebar{position:fixed;z-index:10;right:20px;bottom:20px;background:#f1ede6;color:var(--ink);box-shadow:0 18px 35px rgba(0,0,0,.27);padding:9px;display:flex;align-items:center;gap:2px}.sharebar b{font-size:11px;padding:0 9px}.sharebar button{border:0;background:transparent;color:#2a302c;padding:7px 8px;font-size:12px;cursor:pointer}.sharebar button:hover{color:var(--orange)}
/* overlays and inner */
.search-layer{position:fixed;z-index:30;inset:0;background:rgba(8,10,9,.93);display:grid;place-items:center;padding:22px;opacity:0;pointer-events:none;transition:opacity .22s var(--ease)}.search-layer.is-open{opacity:1;pointer-events:auto}.search-box{width:min(700px,100%);border-bottom:2px solid var(--orange);display:flex;align-items:center}.search-box input{width:100%;padding:19px 0;border:0;outline:0;background:transparent;color:var(--paper);font:700 28px var(--serif)}.search-close{border:0;background:transparent;color:var(--paper);font-size:25px;cursor:pointer}.search-hint{font-size:12px;color:var(--muted);margin-top:14px}.inner-hero{padding:175px 0 70px;background:#1c211e;position:relative;overflow:hidden}.inner-hero:after{content:"免费看片";position:absolute;right:2vw;bottom:-54px;font:900 260px/1 var(--serif);color:rgba(255,255,255,.035)}.crumb{font-size:12px;color:var(--muted);margin-bottom:29px}.crumb b{color:var(--orange)}.page-grid{display:grid;grid-template-columns:minmax(0,1fr) 260px;gap:65px;padding:70px 0}.content-list{border-top:1px solid var(--line)}.content-row{display:grid;grid-template-columns:180px 1fr auto;gap:22px;padding:21px 0;border-bottom:1px solid var(--line);align-items:center}.content-thumb{height:105px;position:relative;overflow:hidden}.content-thumb img{height:100%;width:100%;object-fit:cover}.content-row h2{font:700 23px/1.35 var(--serif);margin:0}.content-row p{margin:7px 0 0;color:var(--muted);font-size:13px}.side-index{border-left:1px solid var(--line);padding-left:22px;position:sticky;top:20px;height:max-content}.side-index h2{font:700 18px var(--serif);margin-top:0}.side-index a{display:block;padding:9px 0;color:var(--muted);font-size:13px}.side-index a:hover{color:var(--orange)}
@media(max-width:900px){.nav-list{display:none}.mobile-toggle{display:block}.site-header.menu-open .nav-list{display:flex;position:absolute;left:0;right:0;top:86px;flex-direction:column;align-items:stretch;gap:0;padding:16px 24px;background:#151815;border:1px solid var(--line)}.site-header.menu-open .nav-list a{padding:11px 0}.hero{min-height:760px}.hero-grid{grid-template-columns:1fr;padding-top:165px}.hero-meta{justify-self:start}.intro-layout,.media-layout,.community-grid,.join-layout,.contact-layout,.ai-grid{grid-template-columns:1fr;gap:44px}.film-rail{grid-template-columns:1fr 1fr}.video-card:first-child{grid-column:span 2}.experts{grid-template-columns:1fr 1fr}.community-quote{margin-top:25px}.page-grid{grid-template-columns:1fr}.side-index{display:none}}
@media(max-width:600px){.shell{width:min(100% - 32px,1240px)}.section{padding:70px 0}.nav-wrap{padding:17px 0}.brand img{width:37px;height:37px}.search-trigger span{display:none}.hero{min-height:720px}.hero-grid{padding:145px 0 42px}.hero-copy{font-size:15px}.hero-tags{margin-top:23px}.stat-row{margin-top:34px}.stat{padding:17px 10px}.stat span{font-size:10px}.feature-head{display:block}.feature-head .btn{margin-top:20px}.film-rail{grid-template-columns:1fr}.video-card:first-child{grid-column:auto;min-height:385px}.video-card{min-height:300px}.ai-visual{min-height:390px}.experts{grid-template-columns:1fr}.contact-main{min-height:410px;padding:29px}.contact-info{grid-template-columns:1fr}.footer-top{grid-template-columns:1fr}.footer-nav{padding-top:0;grid-template-columns:repeat(2,1fr)}.footer-bottom{margin-top:37px}.sharebar{right:10px;bottom:10px}.sharebar b{display:none}.content-row{grid-template-columns:100px 1fr}.content-thumb{height:78px}.content-row>span{display:none}.content-row h2{font-size:17px}.content-row p{display:none}.title-xl{font-size:46px}.search-box input{font-size:22px}.topic{grid-template-columns:42px 1fr}.topic>span{display:none}}
@media(prefers-reduced-motion:reduce){*,*:before,*:after{animation-duration:.01ms!important;animation-iteration-count:1!important;scroll-behavior:auto!important;transition-duration:.01ms!important}}