:root{--paper:#FFF8F6;--deep:#F3E8E6;--white:#FFFFFF;--soft:#F7D7D4;--ink:#1A1214;--text:#2A1C1E;--muted:#6B4A4E;--aux:#8A6A6E;--red:#C41E3A;--bright:#E23A4C;--dark:#8B1020;--border:rgba(196,30,58,.16);--border2:rgba(196,30,58,.45);--shadow:0 12px 28px rgba(139,16,32,.08);--max:1120px}
*{box-sizing:border-box}html{scroll-behavior:smooth}body{margin:0;background:var(--paper);color:var(--text);font-family:-apple-system,BlinkMacSystemFont,"Segoe UI","PingFang SC","Microsoft YaHei",sans-serif;font-size:15px;line-height:1.7;overflow-x:hidden}body.locked{overflow:hidden}a{color:inherit;text-decoration:none}button{font:inherit}a,button{outline-offset:3px}.site-head{position:fixed;left:0;top:0;width:100%;z-index:60}.redline{height:22px;background:var(--dark);color:#fff;font-size:12px}.head-inner{width:min(var(--max),calc(100% - 32px));margin:0 auto}.redline-inner{height:22px;display:flex;align-items:center;justify-content:space-between}.text-btn{border:0;background:transparent;color:#fff;min-height:22px;padding:0 4px;cursor:pointer}.mast{height:60px;background:#fff;border-bottom:1px solid var(--border)}.mast-inner{height:60px;display:grid;grid-template-columns:1fr auto 1fr;align-items:center;gap:16px}.brand{justify-self:start;display:inline-flex;align-items:center;min-height:44px;font-size:16px;font-weight:800;color:var(--dark)}.brand-img:empty{display:none}.brand-img:not(:empty)+.brand-fallback{display:none}.brand-logo{display:block;height:28px;max-width:180px;width:auto;object-fit:contain}.box-open{justify-self:center;min-width:72px;height:44px;border:1px solid var(--border2);background:#fff;color:var(--dark);border-radius:10px;cursor:pointer;font-size:14px}.app-link{justify-self:end;display:inline-flex;align-items:center;justify-content:center;min-width:82px;height:44px;background:linear-gradient(135deg,var(--bright),var(--red) 55%,var(--dark));color:#fff;border-radius:10px;font-size:14px}.film-tabs{height:40px;background:var(--paper);border-bottom:1px solid var(--border)}.tabs-inner{height:40px;display:flex;align-items:center;justify-content:center;gap:8px}.tabs-inner a{height:32px;display:inline-flex;align-items:center;padding:0 16px;font-size:13px;border-radius:9px;color:var(--dark)}.tabs-inner a.is-active{background:var(--red);color:#fff}.page-main{padding:146px 16px 64px;min-height:70vh}.content-wrap{width:min(var(--max),100%);margin:0 auto}.page-hero{margin:0 0 22px}.kicker{font-size:12px;letter-spacing:.08em;color:var(--red);font-weight:800;text-transform:uppercase}.page-hero h1{font-size:24px;line-height:1.3;color:var(--ink);margin:6px 0 10px}.lead{font-size:15px;color:var(--muted);max-width:880px;margin:0}.card,.panel-section,.article-card,.faq-item{background:#fff;border:1px solid var(--border);border-radius:12px;box-shadow:var(--shadow)}.section{margin:22px 0}.section h2{font-size:20px;line-height:1.35;color:var(--ink);margin:0 0 12px}.section h3{font-size:16px;line-height:1.4;color:var(--dark);margin:0 0 8px}.section p{margin:0 0 12px}.section p:last-child{margin-bottom:0}.image-slot{background:#fff;border:1px solid var(--border);border-radius:12px;display:flex;align-items:center;justify-content:center;overflow:hidden}.image-slot img{display:block;width:100%;height:100%;object-fit:contain;object-position:center}.hero-slot{width:100%;height:260px;background:var(--paper)}.hero-slot.empty:before{content:"精品视频";font-size:20px;font-weight:800;color:var(--dark)}.hero-copy{text-align:center;padding:18px 12px 0}.hero-copy h1{font-size:24px;line-height:1.3;margin:5px 0 10px;color:var(--ink)}.hero-copy p{max-width:820px;margin:0 auto;color:var(--muted)}.actions{display:flex;justify-content:center;gap:12px;margin-top:16px;flex-wrap:wrap}.btn{height:42px;display:inline-flex;align-items:center;justify-content:center;padding:0 18px;border-radius:10px;font-size:14px;border:1px solid var(--red)}.btn.primary{background:linear-gradient(135deg,var(--bright),var(--red) 55%,var(--dark));color:#fff;border-color:transparent}.btn.secondary{background:#fff;color:var(--dark)}.three-grid,.four-grid,.two-grid,.info-grid{display:grid;gap:16px}.three-grid{grid-template-columns:repeat(3,1fr)}.four-grid{grid-template-columns:repeat(4,1fr)}.two-grid{grid-template-columns:repeat(2,1fr)}.info-grid{grid-template-columns:repeat(3,1fr)}.feature-card{padding:14px}.feature-card .image-slot{height:180px;margin-bottom:12px}.feature-card p{color:var(--muted)}.featured{padding:18px}.featured-grid{display:grid;grid-template-columns:1.1fr .9fr;gap:18px;align-items:center}.featured .image-slot{height:200px}.number-list{display:grid;grid-template-columns:repeat(4,1fr);gap:10px;margin-top:14px}.number-item{padding:13px;border:1px solid var(--border);border-radius:10px;background:var(--paper)}.number-item strong{display:block;color:var(--red);font-size:20px}.directory{display:grid;grid-template-columns:repeat(4,1fr);gap:10px}.directory a,.shelf-item,.big-number,.status-node,.work-step,.method-card,.find-card{display:block;padding:14px;border:1px solid var(--border);border-radius:10px;background:#fff}.shelf{display:grid;grid-template-columns:repeat(3,1fr);gap:12px}.big-number strong{font-size:30px;color:var(--red);line-height:1}.big-number span{display:block;margin-top:8px}.timeline{position:relative;padding-left:22px}.timeline:before{content:"";position:absolute;left:7px;top:6px;bottom:6px;width:2px;background:var(--soft)}.status-node{position:relative;margin-bottom:12px}.status-node:before{content:"";position:absolute;left:-20px;top:19px;width:10px;height:10px;border-radius:50%;background:var(--red);box-shadow:0 0 0 4px var(--paper)}.app-block{display:grid;grid-template-columns:.7fr 1.3fr;gap:20px;align-items:center;padding:18px}.app-visual{height:360px}.app-icon{width:48px;height:48px;object-fit:contain;display:block;margin-bottom:10px}.late-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:16px}.late-grid .card{padding:16px}.ordinary-page .article-card{padding:18px;margin-bottom:16px}.ordinary-page .article-card p{margin:0 0 12px}.ordinary-page .article-card p:last-child{margin-bottom:0}.tagline{display:flex;gap:8px;flex-wrap:wrap;margin:10px 0 0}.tagline span{font-size:12px;color:var(--dark);background:var(--soft);padding:3px 8px;border-radius:7px}.faq-list{display:grid;gap:12px}.faq-item{padding:16px}.faq-item h3{margin:0 0 7px;font-size:16px;color:var(--dark)}.site-footer{background:var(--dark);color:var(--soft);border-top:1px solid #fff;padding:30px 16px 76px;font-size:13px}.footer-inner{width:min(var(--max),100%);margin:auto}.footer-brand{display:flex;align-items:center;gap:12px;margin-bottom:20px}.footer-brand strong{display:block;font-size:16px;color:#fff}.footer-brand span{display:block;color:var(--soft)}.footer-logo-img{display:block;height:28px;max-width:180px;object-fit:contain}.footer-grid{display:grid;grid-template-columns:repeat(4,1fr);gap:18px}.footer-grid h3{font-size:13px;margin:0 0 8px;color:#fff}.footer-grid a{display:block;margin:5px 0;color:var(--soft)}.footer-note{max-width:900px;margin:22px 0 8px}.copyright{margin:0;color:#fff}.overlay{position:fixed;inset:0;background:rgba(26,18,20,.44);z-index:80;opacity:0;visibility:hidden;pointer-events:none;transition:.2s}.overlay.open{opacity:1;visibility:visible;pointer-events:auto}.film-box{position:fixed;z-index:90;left:50%;bottom:0;width:min(720px,calc(100% - 32px));max-height:70vh;background:#fff;border:1px solid var(--border2);border-bottom:0;border-radius:14px 14px 0 0;box-shadow:0 -18px 40px rgba(139,16,32,.15);transform:translate(-50%,105%);visibility:hidden;pointer-events:none;transition:transform .25s ease,visibility .25s}.film-box.open{transform:translate(-50%,0);visibility:visible;pointer-events:auto}.box-top{height:58px;display:flex;align-items:center;justify-content:space-between;padding:0 16px;border-bottom:1px solid var(--border)}.box-brand{display:flex;align-items:center;gap:10px;color:var(--dark)}.box-logo{height:28px;max-width:160px;object-fit:contain}.box-close,.search-close{height:40px;min-width:64px;border:1px solid var(--border2);border-radius:10px;background:#fff;color:var(--dark);cursor:pointer}.box-body{padding:16px;display:grid;grid-template-columns:1fr 1fr;gap:16px;overflow-y:auto;max-height:calc(70vh - 58px)}.box-group h3{font-size:13px;color:var(--red);margin:0 0 8px}.box-links{display:grid;gap:6px}.box-links a{padding:9px 10px;border:1px solid var(--border);border-radius:10px;background:var(--paper)}.box-links strong{display:block;font-size:14px;color:var(--ink)}.box-links span{display:block;font-size:12px;line-height:1.5;color:var(--muted);margin-top:2px}.search-panel{position:fixed;z-index:95;top:82px;left:0;width:100%;visibility:hidden;pointer-events:none}.search-panel.open{visibility:visible;pointer-events:auto}.search-card{width:min(520px,calc(100% - 32px));margin:0 auto;background:var(--paper);border:1px solid var(--border2);border-radius:0 0 12px 12px;box-shadow:var(--shadow);padding:16px}.search-top{display:flex;align-items:center;justify-content:space-between;color:var(--dark)}.search-look{margin:14px 0;padding:14px;background:#fff;border:1px solid var(--border);border-radius:10px;color:var(--muted)}.preset-links{display:grid;grid-template-columns:repeat(3,1fr);gap:8px}.preset-links a{height:42px;display:flex;align-items:center;justify-content:center;border:1px solid var(--border);border-radius:10px;background:#fff;color:var(--dark)}.mobile-bottom{display:none}
a:hover,button:hover{filter:brightness(.96)}a:focus-visible,button:focus-visible{outline:3px solid rgba(196,30,58,.32)}
@media(max-width:820px){.film-tabs{display:none}.page-main{padding-top:106px}.head-inner{width:calc(100% - 32px)}.mast-inner{grid-template-columns:minmax(0,1fr) auto auto;gap:8px}.brand{min-width:0}.brand-logo{max-width:140px}.box-open{min-width:64px}.app-link{min-width:72px}.three-grid,.four-grid,.info-grid{grid-template-columns:1fr 1fr}.featured-grid,.app-block{grid-template-columns:1fr}.number-list{grid-template-columns:1fr 1fr}.directory{grid-template-columns:1fr 1fr}.shelf{grid-template-columns:1fr 1fr}.late-grid{grid-template-columns:1fr}.footer-grid{grid-template-columns:1fr 1fr}.film-box{width:100%;max-height:78vh;border-radius:14px 14px 0 0}.box-body{max-height:calc(78vh - 58px);grid-template-columns:1fr}.search-panel{inset:0;top:0;background:var(--dark);display:flex;align-items:flex-start;justify-content:center;padding:16px;overflow:auto}.search-card{margin:44px 0 0;width:100%;background:var(--dark);border-color:rgba(255,255,255,.35);color:#fff;box-shadow:none}.search-top{color:#fff}.search-close{background:#fff;color:var(--dark);border-color:#fff}.search-look{background:rgba(255,255,255,.08);color:#fff;border-color:rgba(255,255,255,.28)}.preset-links{grid-template-columns:1fr 1fr}.preset-links a{background:#fff;color:var(--dark);border-color:#fff}.mobile-bottom{position:fixed;z-index:55;left:0;bottom:0;width:100%;height:calc(48px + env(safe-area-inset-bottom));padding-bottom:env(safe-area-inset-bottom);display:grid;grid-template-columns:repeat(5,1fr);background:#fff;border-top:1px solid var(--border);font-size:12px}.mobile-bottom a{display:flex;align-items:center;justify-content:center;height:48px;color:var(--dark)}.mobile-bottom a.is-active{background:var(--red);color:#fff}.site-footer{padding-bottom:86px}}
@media(max-width:560px){.hero-slot{height:210px}.three-grid,.four-grid,.two-grid,.info-grid{grid-template-columns:1fr}.feature-card .image-slot{height:180px}.number-list,.directory,.shelf{grid-template-columns:1fr}.app-visual{height:320px}.footer-grid{grid-template-columns:1fr 1fr}.page-hero h1,.hero-copy h1{font-size:24px}.section h2{font-size:20px}.preset-links{grid-template-columns:1fr}.box-open{min-width:58px;padding:0 10px}.app-link{min-width:66px;padding:0 10px}.brand-fallback{white-space:nowrap}.redline-inner{gap:8px}.redline-inner span{white-space:nowrap;overflow:hidden;text-overflow:ellipsis}}