:root{--bg:#F3EEEA;--deep:#E7E1DC;--card:#FFFBFA;--sub:#EFE6E4;--title:#3D3336;--text:#4F4548;--muted:#8A7A7E;--soft:#A39A96;--pink:#D9A0AE;--rose:#C47B8A;--mist:#E8C9D0;--gray:#9B938E;--clay:#D4B8A8;--sage:#9BB0A5;--line:rgba(196,123,138,.22);--line-strong:rgba(196,123,138,.40);--shadow:0 16px 36px rgba(61,51,54,.08);--max:1160px}*{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","Hiragino Sans GB","Microsoft YaHei",sans-serif;font-size:16px;line-height:1.75;overflow-x:hidden}body.panel-open{overflow:hidden}a{color:inherit;text-decoration:none}button,input{font:inherit}.site-header{position:fixed;top:0;left:0;right:0;z-index:40}.gray-line{height:8px;background:var(--gray);color:#fff;overflow:visible}.top-inner{max-width:var(--max);margin:0 auto;position:relative;height:8px}.micro-brand{position:absolute;top:8px;left:16px;transform:translateY(-100%);font-size:0}.plain-top-btn{position:absolute;right:16px;top:8px;transform:translateY(-100%);height:8px;border:0;background:transparent;color:#fff;font-size:0;cursor:pointer}.micro-brand:after{content:"人人视频 · RENREN VIDEO";font-size:10px;position:absolute;white-space:nowrap;bottom:0}.plain-top-btn:after{content:"搜索";font-size:10px;position:absolute;right:0;bottom:0;white-space:nowrap}.porch{height:56px;background:#FFFBFA;border-bottom:1px solid var(--line)}.porch-inner{max-width:var(--max);height:100%;margin:0 auto;padding:0 16px;display:flex;align-items:center;justify-content:space-between;gap:12px}.brand-lockup{display:inline-flex;align-items:center;min-width:0}.brand-logo{height:26px;max-width:170px;object-fit:contain}.brand-text{font-size:22px;font-weight:800;color:var(--title)}.porch-actions{display:flex;align-items:center;gap:10px}.primary-action,.secondary-action,.text-action{display:inline-flex;align-items:center;justify-content:center;min-height:44px;border-radius:10px;padding:0 18px;border:1px solid var(--line-strong);cursor:pointer}.primary-action{background:linear-gradient(135deg,#E8C9D0 0%,#D9A0AE 52%,#C47B8A 100%);color:#fff;border-color:transparent;font-weight:700}.primary-action.compact{min-height:40px;padding:0 14px}.secondary-action,.text-action{background:#FFFBFA;color:var(--title)}.watch-tabs{height:40px;background:#FFFBFA;border-bottom:1px solid var(--line)}.watch-tabs-inner{max-width:var(--max);height:100%;margin:0 auto;padding:0 16px;display:flex;align-items:center;gap:12px}.watch-tab{display:inline-flex;align-items:center;height:28px;padding:0 10px;border-radius:7px;color:var(--text);font-size:14px}.watch-tab.is-active{background:var(--rose);color:#fff}.site-main{max-width:var(--max);margin:0 auto;padding:136px 16px 70px}.page-hero{margin:0 0 28px}.eyebrow{font-size:13px;font-weight:800;letter-spacing:.12em;color:var(--rose);margin-bottom:8px}.page-hero h1,.home-intro h1{font-size:clamp(28px,4vw,32px);line-height:1.25;margin:0 0 14px;color:var(--title)}.lead{font-size:17px;color:var(--text);max-width:760px;margin:0}.home-hero{display:grid;grid-template-columns:minmax(0,1.18fr) minmax(300px,.82fr);gap:28px;align-items:center;margin-bottom:36px}.media-slot{background:var(--sub);border:1px solid var(--line);border-radius:16px;min-height:220px;display:flex;align-items:center;justify-content:center;overflow:hidden}.media-slot img{display:block;width:100%;max-height:240px;object-fit:contain;object-position:center}.home-intro{background:var(--card);border:1px solid var(--line);border-radius:16px;padding:26px;box-shadow:var(--shadow)}.home-intro p{margin:0 0 18px}.action-row{display:flex;gap:12px;flex-wrap:wrap}.grid-2,.grid-3,.grid-4{display:grid;gap:20px}.grid-2{grid-template-columns:repeat(2,minmax(0,1fr))}.grid-3{grid-template-columns:repeat(3,minmax(0,1fr))}.grid-4{grid-template-columns:repeat(4,minmax(0,1fr))}.section-block{margin:36px 0}.section-head{display:flex;align-items:end;justify-content:space-between;gap:16px;margin-bottom:16px}.section-head h2{font-size:22px;line-height:1.35;margin:0;color:var(--title)}.section-head p{margin:0;color:var(--muted);font-size:14px}.content-card,.text-card,.status-card,.index-card,.step-card,.faq-item{background:var(--card);border:1px solid var(--line);border-radius:14px;padding:18px}.content-card .thumb,.feature-media{background:var(--sub);border-radius:12px;min-height:150px;display:flex;align-items:center;justify-content:center;margin-bottom:14px;overflow:hidden}.content-card img,.feature-media img{width:100%;height:170px;object-fit:contain;object-position:center}.content-card h3,.text-card h3,.status-card h3,.index-card h3,.step-card h3{margin:0 0 8px;color:var(--title);font-size:18px}.content-card p,.text-card p,.status-card p,.index-card p,.step-card p{margin:0 0 12px}.inline-link{color:var(--rose);font-weight:700}.split-feature{display:grid;grid-template-columns:minmax(0,.92fr) minmax(0,1.08fr);gap:24px;align-items:center;background:var(--card);border:1px solid var(--line);border-radius:16px;padding:20px}.feature-media{margin:0;min-height:210px}.feature-media img{max-height:260px;height:auto}.prose{background:var(--card);border:1px solid var(--line);border-radius:16px;padding:24px;margin:20px 0}.prose h2{font-size:21px;margin:0 0 12px;color:var(--title)}.prose h3{font-size:18px;color:var(--title);margin:22px 0 8px}.prose p{margin:0 0 14px}.prose p:last-child{margin-bottom:0}.notice{border-left:4px solid var(--sage);background:#f7f4f1;border-radius:0 12px 12px 0;padding:14px 16px;color:var(--text)}.opinion{border-left-color:var(--clay)}.number-list{counter-reset:item}.number-list .index-card{position:relative;padding-left:58px}.number-list .index-card:before{counter-increment:item;content:counter(item, decimal-leading-zero);position:absolute;left:18px;top:18px;color:var(--rose);font-weight:800}.site-footer{background:#3D3336;color:#F3EEEA;padding:40px 16px 82px}.footer-inner{max-width:var(--max);margin:0 auto}.footer-brand{display:flex;align-items:center;gap:12px;margin-bottom:26px}.footer-brand span{color:#d9d0cc}.footer-logo{height:28px;max-width:150px;object-fit:contain}.footer-grid{display:grid;grid-template-columns:repeat(4,minmax(0,1fr));gap:24px}.footer-grid h2{font-size:14px;color:#fff;margin:0 0 10px}.footer-grid a{display:block;color:#F3EEEA;margin:7px 0;font-size:14px}.footer-note{border-top:1px solid rgba(255,255,255,.14);padding-top:18px;margin:26px 0 8px;color:#ded6d2}.copyright{margin:0;color:#c9bfba;font-size:13px}.overlay{position:fixed;inset:0;background:rgba(61,51,54,.24);z-index:48;opacity:0;visibility:hidden;pointer-events:none;transition:.2s}.overlay.is-open{opacity:1;visibility:visible;pointer-events:auto}.neighbor-box,.search-panel{position:fixed;right:max(16px,calc((100vw - var(--max))/2 + 16px));top:64px;z-index:50;background:#FFFBFA;border:1px solid var(--line);border-top:2px solid var(--rose);border-radius:12px;box-shadow:var(--shadow);visibility:hidden;pointer-events:none;opacity:0;transform:translateY(-10px);transition:.2s}.neighbor-box{width:min(460px,calc(100vw - 32px));max-height:calc(100vh - 82px);overflow:auto}.search-panel{width:min(440px,calc(100vw - 32px));padding:16px}.neighbor-box.is-open,.search-panel.is-open{visibility:visible;pointer-events:auto;opacity:1;transform:translateY(0)}.panel-head{display:flex;align-items:center;justify-content:space-between;gap:12px;padding:14px 16px;border-bottom:1px solid var(--line)}.panel-logo{height:24px;max-width:120px;object-fit:contain}.panel-brand{display:flex;align-items:center;gap:8px;color:var(--title)}.panel-close{min-width:44px;min-height:44px;border:1px solid var(--line);background:var(--card);border-radius:9px;color:var(--title);cursor:pointer}.neighbor-groups{display:grid;grid-template-columns:repeat(2,minmax(0,1fr));gap:0}.neighbor-groups section{padding:14px 16px}.neighbor-groups h2{font-size:14px;margin:0 0 8px;color:var(--rose)}.neighbor-groups a{display:block;padding:9px 0;border-bottom:1px solid rgba(196,123,138,.12)}.neighbor-groups strong{display:block;color:var(--title);font-size:14px}.neighbor-groups span{display:block;color:var(--muted);font-size:12px;line-height:1.5;margin-top:2px}.search-label{display:block;color:var(--muted);font-size:14px;margin:14px 0 8px}.search-panel input{width:100%;min-height:44px;border:1px solid var(--line-strong);border-radius:9px;padding:0 12px;background:#fff;color:var(--title)}.preset-links{display:flex;gap:8px;flex-wrap:wrap;margin-top:12px}.preset-links a{min-height:40px;display:inline-flex;align-items:center;padding:0 12px;border:1px solid var(--line);border-radius:9px;background:var(--sub)}.mobile-bottom{display:none}a:hover,.secondary-action:hover,.panel-close:hover{opacity:.85}a:focus-visible,button:focus-visible,input:focus-visible{outline:3px solid rgba(196,123,138,.42);outline-offset:2px}.app-visual{max-height:420px!important;width:auto!important}.compact-list{display:grid;gap:10px}.compact-list a{display:flex;justify-content:space-between;gap:18px;align-items:center;background:var(--card);border:1px solid var(--line);border-radius:12px;padding:14px 16px;min-height:54px}.compact-list span{color:var(--muted);font-size:14px;text-align:right}
@media(max-width:860px){.home-hero,.split-feature{grid-template-columns:1fr}.grid-3{grid-template-columns:repeat(2,minmax(0,1fr))}.grid-4{grid-template-columns:repeat(2,minmax(0,1fr))}.footer-grid{grid-template-columns:repeat(2,minmax(0,1fr))}.home-intro{padding:20px}}
@media(max-width:640px){body{padding-bottom:calc(50px + env(safe-area-inset-bottom))}.watch-tabs{display:none}.site-main{padding-top:84px;padding-bottom:48px}.porch-actions{gap:6px}.secondary-action,.primary-action.compact{min-width:44px;padding:0 11px;font-size:14px}.brand-logo{max-width:132px}.home-hero{gap:16px}.media-slot{min-height:180px}.grid-2,.grid-3,.grid-4{grid-template-columns:1fr}.content-card img{height:160px}.footer-grid{grid-template-columns:1fr 1fr;gap:18px}.site-footer{padding-bottom:96px}.mobile-bottom{position:fixed;left:0;right:0;bottom:0;z-index:45;display:grid;grid-template-columns:repeat(5,1fr);height:calc(50px + env(safe-area-inset-bottom));padding-bottom:env(safe-area-inset-bottom);background:#FFFBFA;border-top:1px solid var(--line)}.mobile-bottom a{display:flex;align-items:center;justify-content:center;min-width:0;font-size:13px}.mobile-bottom a.is-active{background:var(--rose);color:#fff}.neighbor-box,.search-panel{right:10px;left:10px;width:auto;top:64px}.neighbor-box{height:60vh;max-height:60vh}.neighbor-groups{grid-template-columns:1fr}.split-feature{padding:16px}.prose{padding:18px}.section-block{margin:28px 0}.page-hero{margin-bottom:20px}}