/* rs153613 · 153613.cn · layout v4 */
:root{
  --rs153613-bg:#0c0a09;--rs153613-bg2:#1c1917;--rs153613-fg:#fafaf9;--rs153613-mute:#a8a29e;
  --rs153613-p:#f97316;--rs153613-p2:#ef4444;--rs153613-acc:#eab308;
  --rs153613-radius:4px;
  --rs153613-grad:linear-gradient(135deg,#f97316 0%,#ef4444 100%);
  --rs153613-glass:rgba(255,255,255,.08);--rs153613-border:rgba(255,255,255,.14);
  --rs153613-shadow:0 22px 55px -22px #f9731655;
}
*,*::before,*::after{box-sizing:border-box}html,body{margin:0;padding:0}
body.rs153613-body{font:16px/1.7 "Source Han Sans CN","PingFang SC","Microsoft YaHei",monospace;color:var(--rs153613-fg);min-height:100vh;-webkit-font-smoothing:antialiased;
  background:radial-gradient(1200px 600px at 80% -10%,#ef444455,transparent 60%),
             radial-gradient(900px 500px at -10% 20%,#f9731633,transparent 60%),
             linear-gradient(180deg,var(--rs153613-bg),var(--rs153613-bg2));
  background-attachment:fixed;}
img{max-width:100%;height:auto;display:block}a{color:inherit;text-decoration:none;transition:color .2s}a:hover{color:var(--rs153613-p2)}ul{margin:0;padding:0;list-style:none}
.rs153613-container{max-width:1280px;margin:0 auto;padding:0 24px}
.rs153613-skip{position:absolute;left:-9999px;top:0}.rs153613-skip:focus{left:8px;top:8px;background:#000;color:#fff;padding:8px 14px;z-index:99}
/* HEADER */
.rs153613-header{position:sticky;top:0;z-index:50}
.rs153613-nav-blur{background:rgba(0,0,0,.45);backdrop-filter:saturate(180%) blur(14px);-webkit-backdrop-filter:saturate(180%) blur(14px);border-bottom:1px solid var(--rs153613-border)}
.rs153613-nav-row{display:flex;align-items:center;gap:18px;padding:12px 24px}
.rs153613-logo{display:flex;align-items:center;gap:10px;font-weight:700}
.rs153613-brand{font-size:18px;background:var(--rs153613-grad);-webkit-background-clip:text;background-clip:text;color:transparent;margin:0}
.rs153613-nav{flex:1;overflow:auto}.rs153613-nav ul{display:flex;gap:4px;flex-wrap:wrap}.rs153613-nav a{padding:8px 14px;border-radius:999px;font-size:14px;color:var(--rs153613-mute);white-space:nowrap}.rs153613-nav a:hover,.rs153613-nav .rs153613-active{background:var(--rs153613-glass);color:var(--rs153613-fg)}
.rs153613-search{display:flex;background:var(--rs153613-glass);border:1px solid var(--rs153613-border);border-radius:999px;padding:4px 6px 4px 14px;align-items:center;gap:6px}
.rs153613-search input{background:transparent;border:0;outline:0;color:var(--rs153613-fg);font-size:14px;width:200px}.rs153613-search button{background:var(--rs153613-grad);border:0;color:#fff;border-radius:999px;width:30px;height:30px;display:grid;place-items:center;cursor:pointer}
.rs153613-burger{display:none;background:0;border:0;width:40px;height:40px;flex-direction:column;gap:5px;justify-content:center;align-items:center;cursor:pointer}.rs153613-burger span{display:block;width:22px;height:2px;background:var(--rs153613-fg)}
/* MAIN */
.rs153613-main{padding:24px 0 60px;display:flex;flex-direction:column;gap:48px}
/* EEAT */
.rs153613-eeat{position:relative;background:var(--rs153613-glass);border:1px solid var(--rs153613-border);border-radius:var(--rs153613-radius);padding:24px 26px}
.rs153613-eeat-h{margin:0 0 14px;font-size:20px;background:var(--rs153613-grad);-webkit-background-clip:text;background-clip:text;color:transparent}
.rs153613-eeat-toggle{position:absolute;opacity:0;pointer-events:none}
.rs153613-eeat-body{position:relative;max-height:160px;overflow:hidden;color:var(--rs153613-mute);font-size:14.5px;line-height:1.85}
.rs153613-eeat-body::after{content:"";position:absolute;left:0;right:0;bottom:0;height:80px;background:linear-gradient(180deg,transparent,var(--rs153613-bg2));pointer-events:none}
.rs153613-eeat-toggle:checked ~ .rs153613-eeat-body{max-height:9999px}
.rs153613-eeat-toggle:checked ~ .rs153613-eeat-body::after{display:none}
.rs153613-eeat-more{display:inline-block;margin-top:14px;padding:8px 16px;border:1px solid var(--rs153613-border);border-radius:999px;cursor:pointer;font-size:13px;color:var(--rs153613-fg)}
.rs153613-eeat-toggle:checked ~ .rs153613-eeat-more span::before{content:"收起 "}
.rs153613-eeat-toggle:not(:checked) ~ .rs153613-eeat-more span::before{content:"展开阅读全文 "}
/* SECTION */
.rs153613-section-head{display:flex;justify-content:space-between;align-items:flex-end;flex-wrap:wrap;gap:12px;margin-bottom:18px}
.rs153613-section-h2{margin:0;font-size:24px;letter-spacing:.5px}
.rs153613-section-desc{color:var(--rs153613-mute);margin:0 0 18px;font-size:14.5px}
.rs153613-more{font-size:14px;color:var(--rs153613-p2)}
/* GRID base */
.rs153613-grid{display:grid;grid-template-columns:repeat(auto-fill,minmax(280px,1fr));gap:20px}
/* CARD */
.rs153613-card{background:var(--rs153613-glass);border:1px solid var(--rs153613-border);border-radius:var(--rs153613-radius);overflow:hidden;display:flex;flex-direction:column;transition:transform .25s,box-shadow .25s}
.rs153613-card:hover{transform:translateY(-4px);box-shadow:var(--rs153613-shadow)}
.rs153613-card-thumb{position:relative;display:block;aspect-ratio:16/9;overflow:hidden}
.rs153613-card-thumb img{width:100%;height:100%;object-fit:cover;transition:transform .4s}
.rs153613-card:hover .rs153613-card-thumb img{transform:scale(1.05)}
.rs153613-card-mask{position:absolute;inset:0;display:grid;place-items:center;background:linear-gradient(180deg,transparent,rgba(0,0,0,.35));opacity:0;transition:opacity .2s}
.rs153613-card-thumb:hover .rs153613-card-mask{opacity:1}
.rs153613-card-dur{position:absolute;bottom:8px;right:10px;background:rgba(0,0,0,.7);color:#fff;font-size:12px;padding:2px 8px;border-radius:999px}
.rs153613-card-badge{position:absolute;top:10px;left:10px;background:var(--rs153613-grad);color:#fff;font-size:11px;padding:2px 9px;border-radius:6px;font-weight:600}
.rs153613-card-body{padding:14px 16px 16px;display:flex;flex-direction:column;gap:8px;flex:1}
.rs153613-card-title{margin:0;font-size:15.5px;line-height:1.45;color:var(--rs153613-fg)}
.rs153613-card-desc{margin:0;font-size:13px;color:var(--rs153613-mute);line-height:1.6;display:-webkit-box;-webkit-line-clamp:2;-webkit-box-orient:vertical;overflow:hidden}
.rs153613-card-meta{display:flex;justify-content:space-between;font-size:12px;color:var(--rs153613-mute)}
.rs153613-card-tags{display:flex;flex-wrap:wrap;gap:6px}.rs153613-card-tags span{background:var(--rs153613-glass);border:1px solid var(--rs153613-border);border-radius:999px;padding:2px 9px;font-size:11.5px;color:var(--rs153613-mute)}
/* HERO base */
.rs153613-hero{position:relative;border-radius:var(--rs153613-radius);overflow:hidden;margin:0 24px}
.rs153613-hero-bg{position:absolute;inset:0;background-size:cover;background-position:center;filter:blur(2px) brightness(.5)}
.rs153613-hero-glass{position:relative;padding:64px 0;background:linear-gradient(120deg,rgba(0,0,0,.55),rgba(0,0,0,.25))}
.rs153613-hero-eyebrow{margin:0 0 8px;color:var(--rs153613-p2);font-size:13px;letter-spacing:2px;text-transform:uppercase}
.rs153613-hero-title{margin:0 0 12px;font-size:34px;line-height:1.3;font-weight:800;color:#fff}
.rs153613-hero-sub{margin:0 0 22px;color:#e9e9e9;max-width:680px}
.rs153613-hero-cta{display:flex;gap:12px;flex-wrap:wrap}
.rs153613-btn{display:inline-flex;align-items:center;gap:6px;padding:11px 22px;border-radius:999px;font-size:14px;font-weight:600;border:1px solid transparent;cursor:pointer}
.rs153613-btn-primary{background:var(--rs153613-grad);color:#fff;box-shadow:var(--rs153613-shadow)}
.rs153613-btn-ghost{border-color:var(--rs153613-border);color:#fff;background:rgba(255,255,255,.05)}
.rs153613-hero-stats{display:flex;gap:30px;margin-top:30px;flex-wrap:wrap;color:#fff}.rs153613-hero-stats li{display:flex;flex-direction:column}.rs153613-hero-stats strong{font-size:22px}.rs153613-hero-stats span{font-size:12px;color:#cfcfcf}
/* BREAD */
.rs153613-bread ol{display:flex;gap:8px;font-size:13px;color:var(--rs153613-mute);flex-wrap:wrap}
.rs153613-bread li::after{content:" / ";margin:0 4px;color:var(--rs153613-mute)}.rs153613-bread li:last-child::after{display:none}
/* CHANNEL HERO */
.rs153613-channel-hero{position:relative;border-radius:var(--rs153613-radius);overflow:hidden;margin:0 24px}
.rs153613-channel-hero-bg{position:absolute;inset:0;background-size:cover;background-position:center;filter:blur(3px) brightness(.4)}
.rs153613-channel-hero-glass{position:relative;padding:48px 0;background:rgba(0,0,0,.45)}
.rs153613-channel-title{margin:0;font-size:32px;color:#fff}.rs153613-channel-sub{margin:8px 0 0;color:#e9e9e9}
.rs153613-eyebrow{margin:0 0 6px;font-size:12px;color:var(--rs153613-p2);letter-spacing:2px;text-transform:uppercase}
/* SHARE */
.rs153613-share{display:flex;gap:14px;flex-wrap:wrap}.rs153613-share a{padding:10px 18px;background:var(--rs153613-glass);border:1px solid var(--rs153613-border);border-radius:999px;font-size:14px}
/* FAQ */
.rs153613-faq-item{background:var(--rs153613-glass);border:1px solid var(--rs153613-border);border-radius:var(--rs153613-radius);padding:14px 18px;margin-bottom:10px}
.rs153613-faq-item summary{font-weight:600;cursor:pointer;list-style:none;color:var(--rs153613-fg)}
.rs153613-faq-item summary::-webkit-details-marker{display:none}
.rs153613-faq-item p{margin:10px 0 0;color:var(--rs153613-mute);font-size:14px}
/* REVIEWS base */
.rs153613-review-grid{display:grid;grid-template-columns:repeat(auto-fill,minmax(280px,1fr));gap:18px}
.rs153613-review{background:var(--rs153613-glass);border:1px solid var(--rs153613-border);border-radius:var(--rs153613-radius);padding:18px;margin:0;display:flex;flex-direction:column;gap:8px}
.rs153613-review-stars{color:var(--rs153613-acc)}
.rs153613-review p{margin:0;color:var(--rs153613-fg);font-size:14.5px;line-height:1.6}
.rs153613-review footer{display:flex;align-items:center;gap:8px;color:var(--rs153613-mute);font-size:13px;font-style:normal}
.rs153613-review-ava{font-size:22px}
/* RELATED */
.rs153613-related{margin-top:30px;padding-top:24px;border-top:1px solid var(--rs153613-border)}
.rs153613-related-list{display:grid;grid-template-columns:repeat(auto-fit,minmax(220px,1fr));gap:10px}
.rs153613-related-list a{display:block;padding:10px 14px;background:var(--rs153613-glass);border:1px solid var(--rs153613-border);border-radius:var(--rs153613-radius);font-size:14px}
/* PROSE / PAGE */
.rs153613-page-section{padding:30px 0 60px}
.rs153613-prose h1{font-size:30px;margin-top:0}.rs153613-prose h2{margin-top:30px;font-size:22px}.rs153613-prose p{color:var(--rs153613-mute);line-height:1.85}.rs153613-prose ul li{padding:6px 0;color:var(--rs153613-mute)}
.rs153613-bread-inline{margin:0 0 18px;color:var(--rs153613-mute);font-size:13px}.rs153613-bread-inline a{color:var(--rs153613-p2)}
/* CONTACT */
.rs153613-contact-grid{display:grid;grid-template-columns:repeat(auto-fit,minmax(310px,1fr));gap:20px;margin-top:24px}
.rs153613-contact-card{background:var(--rs153613-glass);border:1px solid var(--rs153613-border);border-radius:var(--rs153613-radius);padding:22px}
.rs153613-contact-card h2{margin:0 0 12px;font-size:18px}
.rs153613-contact-card ul{display:flex;flex-direction:column;gap:8px;color:var(--rs153613-mute);font-size:14px}
.rs153613-contact-card pre{background:rgba(0,0,0,.35);padding:14px;border-radius:10px;overflow:auto;color:#9be3ff;font-size:12.5px}
.rs153613-contact-card img{border-radius:var(--rs153613-radius);width:100%}
.rs153613-contact-json{grid-column:span 2}
/* FOOTER */
.rs153613-footer{margin-top:60px;padding:50px 0 30px;background:rgba(0,0,0,.45);border-top:1px solid var(--rs153613-border)}
.rs153613-foot-grid{display:grid;grid-template-columns:repeat(auto-fit,minmax(220px,1fr));gap:24px;margin-bottom:30px}
.rs153613-foot-col h3{margin:0 0 12px;font-size:16px;background:var(--rs153613-grad);-webkit-background-clip:text;background-clip:text;color:transparent}
.rs153613-foot-col p,.rs153613-foot-col li{color:var(--rs153613-mute);font-size:13.5px;line-height:1.85}
.rs153613-foot-bar{padding-top:20px;border-top:1px solid var(--rs153613-border);text-align:center;color:var(--rs153613-mute);font-size:13px}
.rs153613-foot-bar p{margin:6px 0}
.rs153613-404{text-align:center;padding:80px 0}.rs153613-404 h1{font-size:96px;margin:0;background:var(--rs153613-grad);-webkit-background-clip:text;background-clip:text;color:transparent}
@media (max-width:880px){.rs153613-nav,.rs153613-search{display:none}.rs153613-burger{display:flex}body.rs153613-nav-open .rs153613-nav{display:block;width:100%;order:99}body.rs153613-nav-open .rs153613-nav ul{flex-direction:column}.rs153613-hero-title{font-size:24px}.rs153613-contact-json{grid-column:span 1}}

/* layout v4: minimal terminal aesthetic */
.rs153613-hero-glass{padding:42px 0;background:transparent}
.rs153613-hero{border:1px dashed var(--rs153613-border);background:rgba(0,0,0,.3)}
.rs153613-hero-title{font-size:28px;font-family:ui-monospace,SFMono-Regular,Menlo,Consolas,monospace}
.rs153613-hero-title::before{content:"$ ";color:var(--rs153613-p)}
.rs153613-grid{grid-template-columns:repeat(auto-fill,minmax(320px,1fr));gap:8px}
.rs153613-card{border-radius:4px;background:rgba(0,0,0,.35)}
.rs153613-card:hover{transform:none;border-color:var(--rs153613-p)}
.rs153613-review-grid{display:flex;flex-direction:column;gap:10px}
.rs153613-review{border-left:3px solid var(--rs153613-p);border-radius:0;padding-left:18px;background:transparent;border-top:0;border-right:0;border-bottom:0}
.rs153613-review p::before{content:"> ";color:var(--rs153613-p)}
.rs153613-faq-item{border-radius:4px;background:rgba(0,0,0,.25)}