:root{--bg:#000;--deep:#0a0a0a;--panel:#121212;--panel2:#1c1c1c;--hover:#262626;--text:#e6e6e6;--muted:#a8a8a8;--dim:#7a7a7a;--white:#fff;--orange:#ff9f00;--orange2:#ffb84d;--orange3:#e08a00;--line:rgba(255,159,0,.18);--line2:rgba(255,184,77,.45);--shadow:0 16px 42px rgba(0,0,0,.55)}
*{box-sizing:border-box}html{scroll-behavior:smooth}body{margin:0;background:var(--bg);color:var(--text);font-family:-apple-system,BlinkMacSystemFont,"Segoe UI","PingFang SC","Microsoft YaHei",Arial,sans-serif;line-height:1.75;overflow-x:hidden}body.no-scroll{overflow:hidden}a{color:inherit;text-decoration:none}img{max-width:100%;height:auto;display:block}button,input{font:inherit}.site-header{position:sticky;top:0;z-index:60;background:rgba(0,0,0,.94);border-bottom:1px solid var(--line);backdrop-filter:blur(14px)}.header-inner{max-width:1320px;height:74px;margin:auto;padding:0 20px;display:flex;align-items:center;gap:18px}.icon-btn{width:44px;height:44px;border:1px solid var(--line);background:transparent;color:var(--white);display:inline-flex;align-items:center;justify-content:center;cursor:pointer;border-radius:6px}.icon-btn:hover,.icon-btn:focus-visible{border-color:var(--orange2);outline:2px solid transparent}.menu-toggle{flex-direction:column;gap:5px}.menu-toggle span{width:18px;height:1.5px;background:var(--orange2)}.brand{display:flex;align-items:center;min-width:116px}.brand img{max-height:42px;width:auto}.brand-fallback{font-weight:900;letter-spacing:.08em;color:var(--white);font-size:21px}.desktop-nav{display:flex;align-items:center;gap:26px;white-space:nowrap;margin-left:8px}.desktop-nav a{position:relative;height:74px;display:flex;align-items:center;color:var(--muted);font-size:15px}.desktop-nav a:hover,.desktop-nav a:focus-visible{color:#fff}.desktop-nav a.active{color:#fff}.desktop-nav a.active:after{content:"";position:absolute;left:0;right:0;bottom:0;height:2px;background:var(--orange)}.header-actions{margin-left:auto;display:flex;align-items:center;gap:10px}.app-button,.btn-primary{display:inline-flex;min-height:44px;align-items:center;justify-content:center;padding:0 18px;background:linear-gradient(135deg,#ffb84d 0%,#ff9f00 55%,#e08a00 100%);color:#111;font-weight:800;border-radius:6px;white-space:nowrap}.btn-ghost{display:inline-flex;min-height:44px;align-items:center;justify-content:center;padding:0 17px;border:1px solid var(--line2);color:var(--orange2);border-radius:6px;white-space:nowrap}.app-button:hover,.btn-primary:hover{filter:brightness(1.06)}.btn-ghost:hover{background:rgba(255,159,0,.08)}a:focus-visible,button:focus-visible,input:focus-visible{outline:2px solid var(--orange2);outline-offset:3px}
main{min-height:60vh}.container{width:min(1320px,calc(100% - 40px));margin:0 auto}.section{padding:72px 0}.section-sm{padding:48px 0}.eyebrow{font-size:12px;text-transform:uppercase;letter-spacing:.18em;color:var(--orange2);font-weight:800}.display{font-size:clamp(38px,6vw,86px);line-height:1.02;margin:.25em 0;color:#fff;letter-spacing:-.035em}.section-title{font-size:clamp(27px,4vw,46px);line-height:1.18;color:#fff;margin:0 0 16px}.lead{font-size:clamp(17px,2vw,21px);color:#c9c9c9;max-width:860px}.muted{color:var(--muted)}.orange{color:var(--orange2)}.rule{border-top:1px solid var(--line)}.tag{display:inline-flex;border:1px solid var(--line);padding:4px 9px;color:var(--orange2);font-size:12px;border-radius:4px}.text-link{color:var(--orange2);font-weight:700}.text-link:hover{text-decoration:underline}.actions{display:flex;flex-wrap:wrap;gap:12px;margin-top:24px}
.hero{padding:28px 0 0}.hero-poster{position:relative;background:linear-gradient(135deg,#151515,#050505);border:1px solid var(--line);overflow:hidden;min-height:330px}.hero-poster img{width:100%;height:auto;object-fit:contain}.hero-poster.no-image{min-height:clamp(330px,48vw,650px);display:flex;align-items:end;padding:40px;background:radial-gradient(circle at 75% 30%,rgba(255,159,0,.16),transparent 36%),linear-gradient(145deg,#1a1a1a 0%,#050505 72%)}.hero-poster.no-image:before{content:"LAO SIJI";position:absolute;right:3%;top:12%;font-size:clamp(48px,12vw,180px);font-weight:900;color:rgba(255,255,255,.035);line-height:.8}.hero-poster.no-image .poster-copy{position:relative;z-index:1;max-width:760px}.poster-copy p{font-size:18px;color:#bdbdbd}.hero-strip{border-top:3px solid var(--orange);background:#080808;display:grid;grid-template-columns:1.5fr auto;gap:28px;padding:28px 32px}.hero-strip h1{font-size:32px;margin:0 0 8px;color:#fff}.hero-strip p{margin:0;color:#bcbcbc;max-width:760px}.hero-keywords{display:flex;align-items:center;gap:10px;flex-wrap:wrap}.hero-keywords span{border:1px solid var(--line);padding:8px 11px;color:var(--orange2);font-size:13px}
.editorial-grid{display:grid;grid-template-columns:1.35fr .85fr;gap:26px}.focus-story{background:var(--panel);padding:34px;border-left:3px solid var(--orange)}.focus-story h2{font-size:34px;line-height:1.2;color:#fff;margin:8px 0 18px}.news-stack{display:grid;gap:1px;background:var(--line)}.news-item{background:#0b0b0b;padding:20px}.news-item h3{margin:0 0 8px;color:#fff}.news-item p{margin:0 0 12px;color:var(--muted)}
.mosaic{display:grid;grid-template-columns:1.2fr .8fr 1fr;grid-auto-rows:minmax(180px,auto);gap:14px}.mosaic article{background:var(--panel);padding:26px;border:1px solid var(--line)}.mosaic article:nth-child(1){grid-row:span 2}.mosaic article:nth-child(4){grid-column:span 2}.mosaic h3{font-size:24px;color:#fff;margin:8px 0}.topic-grid,.interest-wall,.faq-grid,.support-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:14px}.topic-card,.interest-card,.support-card{background:var(--panel);border:1px solid var(--line);padding:24px}.topic-card h3,.interest-card h3,.support-card h3{margin:0 0 8px;color:#fff}.topic-card p,.interest-card p,.support-card p{margin:0;color:var(--muted)}
.magazine{display:grid;grid-template-columns:1.1fr .9fr;gap:30px}.magazine-main{background:var(--panel);padding:34px;border-top:2px solid var(--orange)}.magazine-side{display:grid;gap:14px}.magazine-side article{padding:22px;background:#0b0b0b;border:1px solid var(--line)}
.safety-band{background:linear-gradient(135deg,#0b0b0b,#161109);border-top:1px solid var(--line2);border-bottom:1px solid var(--line2)}.safety-list{display:grid;grid-template-columns:repeat(3,1fr);gap:14px;margin-top:24px}.safety-list div{padding:20px;background:rgba(255,159,0,.04);border:1px solid var(--line)}
.story-layout{display:grid;grid-template-columns:1.3fr .7fr;gap:22px}.story-main{padding:34px;background:var(--panel)}.story-short{display:grid;gap:12px}.story-short article{padding:20px;background:#0c0c0c;border-left:1px solid var(--orange)}
.photo-grid{display:grid;grid-template-columns:repeat(6,1fr);grid-auto-rows:150px;gap:10px}.photo{background:linear-gradient(135deg,#242424,#080808);border:1px solid var(--line);overflow:hidden;position:relative}.photo img{width:100%;height:100%;object-fit:cover}.photo.wide{grid-column:span 6;grid-row:span 2}.photo.medium{grid-column:span 3;grid-row:span 2}.photo.small{grid-column:span 2}.photo span{position:absolute;left:14px;bottom:12px;background:rgba(0,0,0,.72);padding:5px 8px;color:#fff;font-size:12px}
.split-block{display:grid;grid-template-columns:1fr 1fr;gap:30px;align-items:start}.offset-panel{padding:36px;background:var(--panel);border:1px solid var(--line)}.offset-panel:nth-child(2){margin-top:54px}.brand-statement{padding:64px;background:linear-gradient(140deg,#111,#050505);border-top:2px solid var(--orange);position:relative;overflow:hidden}.brand-statement:after{content:"老司机";position:absolute;right:10px;bottom:-42px;font-size:160px;font-weight:900;color:rgba(255,159,0,.035)}
.page-hero{padding:70px 0 46px;border-bottom:1px solid var(--line);background:radial-gradient(circle at 80% 30%,rgba(255,159,0,.10),transparent 34%)}.page-hero .kicker{color:var(--orange2);font-weight:800}.page-hero h1{font-size:clamp(42px,7vw,82px);line-height:1.04;color:#fff;margin:10px 0 18px}.page-hero p{font-size:19px;color:#bdbdbd;max-width:880px}.page-visual{margin-top:30px;min-height:280px;background:linear-gradient(140deg,#191919,#060606);border:1px solid var(--line);overflow:hidden}.page-visual img{width:100%;height:auto;object-fit:contain}
.article-index{display:grid;grid-template-columns:300px 1fr;gap:38px}.index-list{position:sticky;top:98px;align-self:start;background:#0c0c0c;border:1px solid var(--line);padding:22px}.index-list a{display:block;padding:9px 0;color:var(--muted);border-bottom:1px solid rgba(255,255,255,.05)}.prose{font-size:17px}.prose h2{font-size:30px;color:#fff;margin:45px 0 14px}.prose h3{font-size:21px;color:#fff;margin:28px 0 10px}.prose p{color:#c9c9c9}.prose ul,.prose ol{padding-left:1.35em;color:#c9c9c9}.prose li{margin:.55em 0}.note{padding:20px;border-left:3px solid var(--orange);background:rgba(255,159,0,.055);color:#d8d8d8}.checklist{display:grid;gap:12px}.checkitem{padding:22px;background:var(--panel);border:1px solid var(--line);display:grid;grid-template-columns:42px 1fr;gap:16px}.checkitem b{width:34px;height:34px;border-radius:50%;border:1px solid var(--line2);display:flex;align-items:center;justify-content:center;color:var(--orange2)}.checkitem h3{margin:0 0 5px;color:#fff}.checkitem p{margin:0;color:var(--muted)}
.route-log{position:relative;padding-left:34px}.route-log:before{content:"";position:absolute;left:8px;top:0;bottom:0;width:1px;background:var(--orange)}.route-stop{position:relative;padding:0 0 34px 24px}.route-stop:before{content:"";position:absolute;left:-31px;top:8px;width:11px;height:11px;background:#000;border:2px solid var(--orange);border-radius:50%}.route-stop h2{margin:0 0 8px;color:#fff}.route-stop p{color:#c6c6c6}
.numbered{counter-reset:item;display:grid;gap:16px}.numbered article{counter-increment:item;padding:26px 26px 26px 84px;background:var(--panel);border:1px solid var(--line);position:relative}.numbered article:before{content:counter(item,decimal-leading-zero);position:absolute;left:24px;top:21px;font-size:28px;font-weight:900;color:var(--orange2)}.numbered h2{margin:0 0 8px;color:#fff;font-size:24px}.numbered p{margin:0;color:#bdbdbd}
.interest-index{display:grid;grid-template-columns:repeat(4,1fr);gap:1px;background:var(--line)}.interest-index article{background:#0d0d0d;padding:28px;min-height:220px}.interest-index h2{margin:0 0 12px;color:#fff}.interest-index p{color:#bdbdbd;font-size:16px}.interest-index a{color:var(--orange2)}
.timeline{border-left:1px solid var(--orange);margin-left:12px;padding-left:28px}.timeline article{position:relative;padding:0 0 32px}.timeline article:before{content:"";position:absolute;width:9px;height:9px;border-radius:50%;background:var(--orange);left:-33px;top:8px}.timeline h2{margin:0 0 8px;color:#fff}.timeline p{color:#bdbdbd}
.faq-list details{background:var(--panel);border:1px solid var(--line);margin:0 0 10px}.faq-list summary{cursor:pointer;padding:18px 20px;font-weight:800;color:#fff}.faq-list details p{padding:0 20px 20px;color:#c5c5c5;margin:0}.faq-list summary::marker{color:var(--orange)}
.drawer-backdrop{position:fixed;inset:0;z-index:89;background:rgba(0,0,0,.66);opacity:0;transition:opacity .2s;pointer-events:none}.drawer-backdrop.show{opacity:1;pointer-events:auto}.site-drawer{position:fixed;left:0;top:0;bottom:0;width:min(460px,88vw);z-index:90;background:#090909;border-right:1px solid var(--line2);transform:translateX(-102%);visibility:hidden;pointer-events:none;transition:transform .24s ease,visibility 0s linear .24s;overflow:auto}.site-drawer.open{transform:none;visibility:visible;pointer-events:auto;transition:transform .24s ease}.drawer-head{position:sticky;top:0;background:#090909;z-index:2;display:flex;align-items:center;justify-content:space-between;padding:18px;border-bottom:1px solid var(--line)}.drawer-brand{display:flex;align-items:center;gap:12px}.drawer-brand img{max-width:100px;max-height:40px}.drawer-brand span{display:flex;flex-direction:column}.drawer-brand small{color:var(--orange2);letter-spacing:.12em}.drawer-groups{padding:8px 18px 30px}.drawer-groups section{padding:16px 0;border-bottom:1px solid rgba(255,255,255,.06)}.drawer-groups h3{font-size:12px;color:var(--orange2);letter-spacing:.14em}.drawer-groups a{display:block;padding:9px 0}.drawer-groups b{display:block;color:#fff}.drawer-groups span{display:block;color:var(--dim);font-size:13px;line-height:1.55;margin-top:3px}
.search-panel{position:fixed;inset:0;z-index:95;background:rgba(0,0,0,.82);display:flex;align-items:flex-start;justify-content:center;padding:100px 20px 20px;opacity:0;visibility:hidden;pointer-events:none;transition:.18s}.search-panel.open{opacity:1;visibility:visible;pointer-events:auto}.search-box{width:min(760px,100%);background:#0d0d0d;border:1px solid var(--line2);padding:24px;box-shadow:var(--shadow)}.search-head{display:flex;align-items:center;justify-content:space-between;margin-bottom:12px}.search-box label{display:block;color:var(--muted);font-size:13px;margin-bottom:7px}.search-box input{width:100%;height:50px;border:1px solid var(--line);background:#151515;color:#fff;padding:0 14px;border-radius:4px}.search-results{display:grid;grid-template-columns:1fr 1fr;gap:8px;margin-top:14px}.search-results a{padding:12px;background:#151515;border:1px solid rgba(255,255,255,.05);display:flex;justify-content:space-between}.search-results a span{color:var(--orange2);font-size:12px}
.site-footer{background:#050505;border-top:1px solid var(--line2);padding:58px 0 100px}.footer-inner{width:min(1320px,calc(100% - 40px));margin:auto}.footer-brand{display:flex;gap:18px;align-items:flex-start;padding-bottom:28px;border-bottom:1px solid var(--line)}.footer-brand img{max-width:130px;max-height:46px}.footer-brand strong{display:block;font-size:22px;color:#fff}.footer-brand span{display:block;color:var(--orange2);font-size:12px;letter-spacing:.15em}.footer-brand p{max-width:660px;color:var(--muted);margin:8px 0 0}.footer-grid{display:grid;grid-template-columns:repeat(4,1fr);gap:28px;padding:34px 0}.footer-grid h3{color:#fff;font-size:15px}.footer-grid a{display:block;color:var(--muted);padding:4px 0}.footer-grid a:hover{color:var(--orange2)}.footer-note{color:var(--dim);border-top:1px solid rgba(255,255,255,.05);padding-top:20px}.footer-bottom{display:flex;justify-content:space-between;gap:20px;color:#6f6f6f;font-size:13px}.mobile-bottom{display:none}
@media(max-width:1050px){.desktop-nav{gap:14px}.desktop-nav a{font-size:13px}.mosaic{grid-template-columns:1fr 1fr}.mosaic article:nth-child(1){grid-row:auto}.mosaic article:nth-child(4){grid-column:auto}.topic-grid,.support-grid{grid-template-columns:repeat(2,1fr)}.interest-index{grid-template-columns:repeat(2,1fr)}}
@media(max-width:820px){.header-inner{height:62px;padding:0 14px;justify-content:space-between}.desktop-nav,.app-button{display:none}.brand{position:absolute;left:50%;transform:translateX(-50%);min-width:0}.brand img{max-height:36px;max-width:130px}.header-actions{margin-left:0}.menu-toggle{margin-right:auto}.search-toggle{margin-left:auto}.container,.footer-inner{width:min(100% - 28px,1320px)}.section{padding:52px 0}.hero{padding-top:14px}.hero-strip{grid-template-columns:1fr;padding:22px 18px}.hero-strip h1{font-size:26px}.editorial-grid,.magazine,.story-layout,.split-block,.article-index{grid-template-columns:1fr}.index-list{position:relative;top:auto}.offset-panel:nth-child(2){margin-top:0}.mosaic,.topic-grid,.interest-wall,.faq-grid,.support-grid,.safety-list{grid-template-columns:1fr}.interest-index{grid-template-columns:1fr 1fr}.photo-grid{grid-template-columns:1fr 1fr;grid-auto-rows:150px}.photo.wide{grid-column:span 2}.photo.medium{grid-column:span 1}.photo.small{grid-column:span 1}.footer-grid{grid-template-columns:1fr 1fr}.footer-bottom{flex-direction:column}.mobile-bottom{position:fixed;left:0;right:0;bottom:0;z-index:55;display:grid;grid-template-columns:repeat(5,1fr);padding-bottom:env(safe-area-inset-bottom);background:rgba(5,5,5,.96);border-top:1px solid var(--line)}.mobile-bottom a{min-height:54px;display:flex;align-items:center;justify-content:center;color:var(--muted);font-size:13px}.mobile-bottom a.active{color:var(--orange2);box-shadow:inset 0 2px 0 var(--orange)}.site-footer{padding-bottom:130px}.page-hero{padding-top:48px}.brand-statement{padding:40px 24px}.search-results{grid-template-columns:1fr}}
@media(max-width:520px){.interest-index{grid-template-columns:1fr}.photo-grid{grid-template-columns:1fr}.photo.wide,.photo.medium,.photo.small{grid-column:span 1}.photo.wide{grid-row:span 1}.focus-story,.magazine-main,.story-main,.offset-panel{padding:24px}.numbered article{padding-left:72px}.footer-grid{grid-template-columns:1fr}.display{font-size:42px}}
@media(prefers-reduced-motion:reduce){*{scroll-behavior:auto!important;transition:none!important;animation:none!important}}