:root{--bg:#0b0f1a;--surface:#121829;--surface2:#1a2238;--line:#26304a;--fg:#eef1f8;--muted:#8d97b0;--accent:#ff6b4a;--accent-fg:#1a0b06;--radius:6px;font-family:'Space Grotesk',system-ui,sans-serif;color-scheme:dark}
[data-theme=light]{--bg:#f3f1ec;--surface:#fff;--surface2:#e9e6de;--line:#d6d1c4;--fg:#141824;--muted:#5b6175;--accent:#d9431f;--accent-fg:#fff;color-scheme:light}
*{box-sizing:border-box}
body{margin:0;background:var(--bg);color:var(--fg);font-size:15px;line-height:1.55}
a{color:inherit}
code,pre,.mono{font-family:'IBM Plex Mono',ui-monospace,monospace}
.skip{position:absolute;left:-999px}.skip:focus{left:16px;top:8px;background:var(--accent);color:var(--accent-fg);padding:6px 10px;z-index:9}
.top{position:sticky;top:0;z-index:5;display:flex;justify-content:space-between;align-items:center;padding:18px 40px;border-bottom:1px solid var(--line);background:var(--bg)}
.brand{font-weight:700;text-decoration:none;display:flex;gap:10px;align-items:center;letter-spacing:.02em;text-transform:uppercase;font-size:14px}
.dot{width:12px;height:12px;border:2px solid var(--accent);transform:rotate(45deg)}
.top nav{display:flex;gap:24px;align-items:center}.top nav a{text-decoration:none;color:var(--muted)}.top nav a:hover{color:var(--fg)}
main{padding:56px 40px 80px;max-width:1480px;margin:0 auto}
h1{font-size:clamp(36px,5vw,56px);font-weight:600;letter-spacing:-.03em;line-height:1.05;margin:0 0 14px}
.lead{color:var(--muted);font-size:19px;max-width:820px;margin:0 0 44px}
.layout{display:grid;grid-template-columns:240px 1fr;gap:40px}.layout>*{min-width:0}
aside{position:sticky;top:96px;align-self:start}
aside .h{display:block;font-size:12px;font-weight:600;text-transform:uppercase;letter-spacing:.08em;color:var(--muted);margin:26px 0 10px}
aside .h:first-child{margin-top:0}
.radios{display:grid;gap:4px}
.radios label{display:flex;align-items:center;gap:10px;padding:5px 0;cursor:pointer;color:var(--muted)}
.radios label:hover{color:var(--fg)}
.radios input{appearance:none;width:16px;height:16px;margin:0;border:1.5px solid var(--muted);border-radius:3px;flex:none}
.radios input:checked{border-color:var(--accent);background:var(--accent)}
.radios input:checked+span{color:var(--fg)}
.radios span{flex:1;display:flex;justify-content:space-between}.radios small{color:var(--muted);font-family:'IBM Plex Mono',monospace}
input[type=search],input:not([type]),input[type=password],input[type=url],textarea,select{width:100%;background:var(--surface);color:var(--fg);border:1px solid var(--line);border-radius:var(--radius);padding:11px 12px;font:inherit}
input:focus,textarea:focus,select:focus,button:focus-visible,a:focus-visible{outline:2px solid var(--accent);outline-offset:2px}
.reset{width:100%;justify-content:center;margin-top:26px}
.tags{display:flex;flex-wrap:wrap;gap:6px}
.chip{border:1px solid var(--line);background:none;color:var(--muted);border-radius:var(--radius);padding:3px 9px;font:12px 'IBM Plex Mono',monospace}
.count{color:var(--muted);margin:0 0 16px}
.grid{display:grid;grid-template-columns:repeat(3,1fr);gap:18px}
.card{position:relative;background:var(--surface);border:1px solid var(--line);border-radius:10px;padding:12px;display:flex;flex-direction:column;transition:border-color .2s}
.card:hover{border-color:var(--accent)}
.card iframe{width:100%;aspect-ratio:16/10;height:auto;border:0;border-radius:6px;pointer-events:none;display:block}
.card h3{font-size:17px;font-weight:600;margin:16px 0 8px}.card h3 a{text-decoration:none}.card h3 a::after{content:'';position:absolute;inset:0}
.card p{color:var(--muted);font-size:14px;margin:0 0 14px}
.meta{display:flex;gap:14px;flex-wrap:wrap;font:13px 'IBM Plex Mono',monospace;color:var(--muted);margin-top:auto}
.meta b{color:var(--fg);font-weight:500}
.fav{position:absolute;z-index:2;top:22px;right:22px;width:32px;height:32px;border-radius:6px;border:0;background:rgba(0,0,0,.45);color:#fff;cursor:pointer;opacity:0;transition:opacity .2s}
.card:hover .fav,.fav:focus-visible,.fav[aria-pressed=true]{opacity:1}
.fav[aria-pressed=true]{color:var(--accent)}
.btn{display:inline-flex;align-items:center;gap:8px;border:1px solid var(--fg);background:none;color:var(--fg);padding:11px 18px;border-radius:var(--radius);font:inherit;font-weight:600;cursor:pointer;text-decoration:none}
.btn.primary{background:var(--accent);color:var(--accent-fg);border-color:var(--accent)}
.btn:hover{background:var(--surface2)}.btn.primary:hover{filter:brightness(1.08);background:var(--accent)}
.ghost{background:none;border:0;color:var(--muted);font:inherit;cursor:pointer;padding:0}.ghost:hover{color:var(--fg)}
.crumb{color:var(--muted)}
.detail-tags{display:flex;gap:14px;font:13px 'IBM Plex Mono',monospace;color:var(--muted);margin-bottom:22px}
.actions{display:flex;gap:10px;flex-wrap:wrap;margin:0 0 30px}
.stage{position:relative;border-radius:10px;overflow:hidden;border:1px solid var(--line)}
.stage iframe{display:block;width:100%;height:min(70vh,640px);border:0}
.stage .bgtoggle{position:absolute;top:14px;right:14px;z-index:2;background:rgba(0,0,0,.5);color:#fff;border-color:transparent;padding:7px 12px;font-size:13px}
.tabs{display:flex;gap:4px;margin-top:36px;border-bottom:1px solid var(--line)}
.tabs button{background:none;border:0;border-bottom:2px solid transparent;color:var(--muted);padding:10px 14px;font:inherit;cursor:pointer}
.tabs button[aria-selected=true]{color:var(--fg);border-color:var(--accent)}
.code{position:relative}
.code pre{margin:0;background:var(--surface);border:1px solid var(--line);border-top:0;border-radius:0 0 10px 10px;padding:18px;overflow:auto;max-height:480px;font-size:13px}
.code .copy{position:absolute;top:10px;right:10px;padding:7px 12px;font-size:13px}
.credit{margin-top:24px;color:var(--muted);font-size:14px}
.empty{color:var(--muted);padding:40px 0}
#toast{position:fixed;bottom:24px;left:50%;transform:translate(-50%,40px);opacity:0;background:var(--accent);color:var(--accent-fg);padding:10px 16px;border-radius:var(--radius);font-weight:600;transition:.25s;pointer-events:none}
#toast.on{opacity:1;transform:translate(-50%,0)}
.form{display:grid;gap:12px;max-width:900px}.form .row{display:grid;grid-template-columns:1fr 1fr;gap:12px}
.form textarea{min-height:140px;font-family:'IBM Plex Mono',monospace;font-size:13px}
.adminlist{display:grid;gap:6px;margin-top:30px}.adminlist div{display:flex;justify-content:space-between;align-items:center;padding:8px 12px;background:var(--surface);border-radius:var(--radius)}
@media (max-width:1180px){.grid{grid-template-columns:repeat(2,1fr)}}
@media (max-width:860px){.top{padding:14px 16px}main{padding:32px 16px 60px}.layout{grid-template-columns:1fr;gap:8px}aside{position:static}aside .h{margin:16px 0 8px}.radios{display:flex;gap:6px;overflow-x:auto;padding-bottom:4px}.radios label{white-space:nowrap;border:1px solid var(--line);border-radius:var(--radius);padding:6px 10px}.radios input{display:none}.radios label:has(input:checked){border-color:var(--accent);color:var(--fg)}.radios small{margin-left:6px}.reset{display:none}.grid{grid-template-columns:1fr}.stage iframe{height:360px}.form .row{grid-template-columns:1fr}}
@media (prefers-reduced-motion:reduce){*{transition:none!important}}