:root{--bg:#0d0e10;--bg-2:#16171a;--surface:#1c1e22;--surface-2:#26282d;--line:#2a2c31;--line-2:#34373d;--ink:#f4f6f8;--ink-mute:#9aa0aa;--ink-dim:#6a6d73;--accent:#7aa9d4;--accent-2:#9bc1e2;--danger:#e2756a;--r:16px;--r-sm:10px;--r-md:12px;--sidebar-w:240px}*{box-sizing:border-box}body,html{margin:0;padding:0;background:var(--bg);color:var(--ink);font-family:-apple-system,BlinkMacSystemFont,Segoe UI,system-ui,sans-serif;-webkit-font-smoothing:antialiased}a{text-decoration:none}a,button{color:inherit}button{font:inherit;cursor:pointer;border:none;background:none}.wrap{max-width:1100px;margin:0 auto;padding:48px 28px 96px}.topbar{justify-content:space-between;margin-bottom:44px}.brand,.topbar{display:flex;align-items:center}.brand{gap:12px;font-weight:600;letter-spacing:-.01em}.brand .glyph{width:38px;height:38px;border-radius:10px;background:var(--ink);color:var(--bg);display:grid;place-items:center;font-weight:700;font-size:15px}.brand .name{font-size:18px}.brand .sub{color:var(--ink-mute);font-size:13px;font-weight:400}.btn{display:inline-flex;align-items:center;gap:8px;padding:11px 18px;border-radius:var(--r-sm);background:var(--ink);color:var(--bg);font-weight:600;font-size:14px;transition:opacity .15s ease,transform .05s ease}.btn:hover{opacity:.88}.btn:active{transform:translateY(1px)}.btn.ghost{background:transparent;color:var(--ink);border:1px solid var(--line-2)}.btn.ghost:hover{background:var(--surface);opacity:1}.btn.danger{background:transparent;color:var(--danger);border:1px solid var(--line-2)}.btn.danger:hover{background:hsla(6,67%,65%,.1)}.btn.sm{padding:7px 12px;font-size:13px}.hint{color:var(--ink-mute);font-size:14px;line-height:1.5}.grid{display:grid;grid-template-columns:repeat(auto-fill,minmax(300px,1fr));grid-gap:20px;gap:20px}.card-deck{border:1px solid var(--line);border-radius:var(--r);background:var(--surface);overflow:hidden;transition:border-color .15s ease,transform .1s ease;display:flex;flex-direction:column}.card-deck:hover{border-color:var(--line-2);transform:translateY(-2px)}.card-deck .thumb{aspect-ratio:16/9;background:var(--bg-2);border-bottom:1px solid var(--line);position:relative;overflow:hidden}.card-deck .thumb iframe{position:absolute;top:0;left:0;width:1920px;height:1080px;transform-origin:top left;border:0;pointer-events:none}.card-deck .meta{padding:16px 18px;flex:1 1;display:flex;flex-direction:column;gap:4px}.card-deck .meta h3{margin:0;font-size:16px;font-weight:600;letter-spacing:-.01em}.card-deck .meta .small{color:var(--ink-mute);font-size:12.5px}.card-deck .actions{display:flex;gap:8px;padding:0 18px 16px}.empty{border:1px dashed var(--line-2);border-radius:var(--r);padding:64px 28px;color:var(--ink-mute)}.dropzone,.empty{text-align:center}.dropzone{border:1.5px dashed var(--line-2);border-radius:var(--r);padding:40px 28px;margin-bottom:36px;transition:border-color .15s ease,background .15s ease}.dropzone.over{border-color:var(--accent);background:rgba(122,169,212,.06)}.dropzone h2{margin:0 0 6px;font-size:18px}.player-root{position:fixed;inset:0;background:#000}.player-iframe{width:100%;height:100%;border:0;display:block}.player-bar{position:fixed;left:50%;bottom:22px;transform:translateX(-50%);display:flex;align-items:center;gap:6px;padding:8px 10px;background:rgba(20,21,24,.82);border:1px solid var(--line-2);border-radius:999px;-webkit-backdrop-filter:blur(12px);backdrop-filter:blur(12px);z-index:10;transition:opacity .25s ease}.player-bar.hidden{opacity:0;pointer-events:none}.player-bar button{width:38px;height:38px;border-radius:999px;display:grid;place-items:center;color:var(--ink)}.player-bar button:hover{background:var(--surface-2)}.player-bar .counter{font-size:13px;color:var(--ink-mute);min-width:64px;text-align:center;font-feature-settings:"tnum";font-variant-numeric:tabular-nums}.player-bar .divider{width:1px;height:22px;background:var(--line-2);margin:0 4px}.player-back{position:fixed;top:18px;left:18px;z-index:10;display:flex;gap:8px;align-items:center;transition:opacity .25s ease}.player-back.hidden{opacity:0;pointer-events:none}.editor-root{display:grid;grid-template-columns:minmax(0,1fr) minmax(0,1fr);grid-template-rows:56px 1fr;height:100vh}.editor-head{grid-column:1/-1;display:flex;align-items:center;justify-content:space-between;padding:0 18px;border-bottom:1px solid var(--line);background:var(--bg-2)}.editor-head .left{display:flex;align-items:center;gap:14px}.editor-head .title-input{background:var(--surface);border:1px solid var(--line);border-radius:var(--r-sm);padding:7px 12px;color:var(--ink);font-size:14px;width:280px}.editor-head .right{display:flex;align-items:center;gap:10px}.editor-head .status{font-size:13px;color:var(--ink-mute);min-width:90px;text-align:right}.editor-pane{overflow:auto;border-right:1px solid var(--line);min-height:0}.editor-pane .cm-editor{height:100%;font-size:13px}.editor-pane .cm-scroller{font-family:SF Mono,ui-monospace,Menlo,monospace}.preview-pane{position:relative;background:#000;min-height:0;overflow:hidden}.preview-pane iframe{width:100%;height:100%;border:0;display:block}.preview-pane .preview-nav{position:absolute;left:50%;bottom:16px;transform:translateX(-50%);display:flex;align-items:center;gap:4px;padding:6px 8px;background:rgba(20,21,24,.85);border:1px solid var(--line-2);border-radius:999px;-webkit-backdrop-filter:blur(10px);backdrop-filter:blur(10px)}.preview-pane .preview-nav button{width:32px;height:32px;border-radius:999px;display:grid;place-items:center}.preview-pane .preview-nav button:hover{background:var(--surface-2)}.preview-pane .preview-nav .counter{font-size:12px;color:var(--ink-mute);min-width:56px;text-align:center;font-feature-settings:"tnum";font-variant-numeric:tabular-nums}.toast{position:fixed;bottom:22px;right:22px;background:var(--surface);border:1px solid var(--line-2);border-radius:var(--r-sm);padding:12px 16px;font-size:14px;z-index:50}.spinner{width:18px;height:18px;border:2px solid var(--line-2);border-top-color:var(--ink);border-radius:50%;animation:spin .7s linear infinite;display:inline-block}@keyframes spin{to{transform:rotate(1turn)}}@media (max-width:820px){.editor-root{grid-template-columns:1fr;grid-template-rows:56px 1fr 1fr}.editor-pane{border-right:none;border-bottom:1px solid var(--line)}}.auth-shell{min-height:100vh;display:grid;place-items:center;padding:24px;background:radial-gradient(800px 400px at 20% 0,rgba(120,140,255,.1),transparent 60%),radial-gradient(600px 400px at 80% 100%,rgba(120,255,200,.06),transparent 60%),var(--bg)}.auth-card{width:100%;max-width:380px;background:var(--bg-2);border:1px solid var(--line);border-radius:var(--r-md);padding:32px 28px;box-shadow:0 20px 60px rgba(0,0,0,.4)}.auth-head{text-align:center;margin-bottom:24px}.auth-head .brand-mark{display:inline-flex;align-items:center;justify-content:center;width:44px;height:44px;border-radius:10px;background:linear-gradient(135deg,#5b6cff,#8b5cff);color:#fff;font-weight:700;letter-spacing:.5px;margin-bottom:12px}.auth-head h1{margin:0 0 4px;font-size:19px;font-weight:600}.auth-head p{margin:0;color:var(--ink-mute);font-size:13.5px}.auth-form{gap:14px}.auth-form,.auth-form label{display:flex;flex-direction:column}.auth-form label{gap:6px;font-size:13px}.auth-form label span{color:var(--ink-mute)}.auth-form input{background:var(--bg);border:1px solid var(--line-2);color:var(--ink);border-radius:var(--r-sm);padding:10px 12px;font-size:14px;outline:none;transition:border-color .15s}.auth-form input:focus{border-color:var(--ink)}.auth-error{background:rgba(255,90,90,.08);border:1px solid rgba(255,90,90,.4);color:#ff8d8d;padding:9px 12px;border-radius:var(--r-sm);font-size:13px}.auth-form .btn{margin-top:4px}.btn.primary{background:var(--ink);color:var(--bg);border-color:var(--ink)}.btn.primary:hover{opacity:.9}.auth-foot{text-align:center;margin-top:18px;color:var(--ink-mute)}.admin-card{background:var(--bg-2);border:1px solid var(--line);border-radius:var(--r-md);padding:22px 24px;margin-top:20px}.admin-card h3{margin:0 0 6px;font-size:16px;font-weight:600}.admin-card .small{color:var(--ink-mute);margin:0 0 14px;font-size:13px}.admin-form{display:grid;grid-template-columns:1.4fr 1.4fr auto auto;grid-gap:10px;gap:10px;align-items:center}.admin-form input[type=email],.admin-form input[type=password]{background:var(--bg);border:1px solid var(--line-2);color:var(--ink);border-radius:var(--r-sm);padding:9px 12px;font-size:13.5px;outline:none}.admin-form input:focus{border-color:var(--ink)}.admin-check{display:inline-flex;align-items:center;gap:6px;color:var(--ink-mute);font-size:13px}.admin-info{margin-top:10px;background:rgba(90,200,130,.08);border:1px solid rgba(90,200,130,.3);color:#6fd28b;padding:8px 12px;border-radius:var(--r-sm);font-size:13px}.admin-table{width:100%;border-collapse:collapse;margin-top:6px}.admin-table td,.admin-table th{text-align:left;padding:10px 8px;border-bottom:1px solid var(--line);font-size:13.5px}.admin-table th{color:var(--ink-mute);font-weight:500;font-size:12px;text-transform:uppercase;letter-spacing:.04em}.admin-table tr:last-child td{border-bottom:0}.role{font-size:11px;padding:2px 7px;border-radius:999px;border:1px solid var(--line-2)}.role-admin{color:#b8b6ff;border-color:#5b6cff44;background:rgba(91,108,255,.08)}.role-user,.tag{color:var(--ink-mute)}.tag{display:inline-block;margin-left:6px;font-size:11px;padding:1px 6px;border-radius:999px;background:var(--bg);border:1px solid var(--line)}@media (max-width:640px){.admin-form{grid-template-columns:1fr}}.lib-layout{display:flex;min-height:100vh}.lib-main{flex:1 1;min-width:0;max-width:1100px;margin:0 auto;padding:36px 28px 96px}.lib-header{display:flex;align-items:flex-start;justify-content:space-between;margin-bottom:32px;gap:16px;flex-wrap:wrap}.lib-title h1{margin:0 0 2px;font-size:24px;font-weight:700;letter-spacing:-.02em}.sidebar-trigger{position:fixed;top:18px;left:18px;z-index:200;width:40px;height:40px;border-radius:var(--r-sm);background:var(--surface);border:1px solid var(--line-2);display:flex;flex-direction:column;align-items:center;justify-content:center;gap:5px;padding:0;transition:background .15s}.sidebar-trigger:hover{background:var(--surface-2)}.sidebar-trigger span{display:block;width:16px;height:2px;background:var(--ink);border-radius:2px}.sidebar-backdrop{position:fixed;inset:0;background:rgba(0,0,0,.55);z-index:300;-webkit-backdrop-filter:blur(2px);backdrop-filter:blur(2px)}.sidebar{position:fixed;top:0;left:0;bottom:0;width:var(--sidebar-w);background:var(--bg-2);border-right:1px solid var(--line);z-index:400;display:flex;flex-direction:column;transform:translateX(-100%);transition:transform .22s cubic-bezier(.4,0,.2,1);padding:0}.sidebar.open{transform:translateX(0)}.sidebar-head{display:flex;align-items:center;justify-content:space-between;padding:18px 16px 18px 20px;border-bottom:1px solid var(--line)}.sidebar-close{width:30px;height:30px;border-radius:6px;display:grid;place-items:center;color:var(--ink-mute);font-size:13px;transition:background .12s,color .12s}.sidebar-close:hover{background:var(--surface-2);color:var(--ink)}.sidebar-links{flex:1 1;padding:12px 8px;display:flex;flex-direction:column;gap:2px}.sidebar-link{display:flex;align-items:center;gap:10px;padding:10px 14px;border-radius:var(--r-sm);font-size:14px;font-weight:500;color:var(--ink-mute);transition:background .12s,color .12s;width:100%;text-align:left}.sidebar-link.active,.sidebar-link:hover{background:var(--surface);color:var(--ink)}.sidebar-link.danger{color:var(--danger)}.sidebar-link.danger:hover{background:hsla(6,67%,65%,.1)}.sidebar-icon{font-size:16px;width:20px;text-align:center;flex-shrink:0}.sidebar-foot{padding:8px 8px 20px;border-top:1px solid var(--line)}.stats-row{display:flex;gap:16px;margin-bottom:32px;flex-wrap:wrap}.stat-card{flex:1 1;min-width:140px;background:var(--surface);border:1px solid var(--line);border-radius:var(--r);padding:20px 24px;display:flex;flex-direction:column;gap:6px}.stat-icon{font-size:20px;line-height:1;margin-bottom:4px}.stat-value{font-size:32px;font-weight:700;letter-spacing:-.03em;line-height:1;color:var(--ink)}.stat-label{font-size:12.5px;color:var(--ink-mute);font-weight:500;text-transform:uppercase;letter-spacing:.04em}.lock-badge{position:absolute;top:8px;right:8px;background:rgba(0,0,0,.65);border-radius:6px;padding:3px 6px;font-size:14px;line-height:1;z-index:1}.lock-btn{font-size:15px;padding:6px 10px}.modal-overlay{position:fixed;inset:0;background:rgba(0,0,0,.65);-webkit-backdrop-filter:blur(4px);backdrop-filter:blur(4px);z-index:500;display:grid;place-items:center;padding:24px}.modal-box{background:var(--bg-2);border:1px solid var(--line-2);border-radius:var(--r-md);padding:24px 24px 20px;width:100%;max-width:400px;box-shadow:0 24px 64px rgba(0,0,0,.5)}.modal-head{display:flex;align-items:center;justify-content:space-between;margin-bottom:12px}.modal-head h3{margin:0;font-size:17px;font-weight:600}.modal-close{width:28px;height:28px;border-radius:6px;display:grid;place-items:center;color:var(--ink-mute);font-size:12px;transition:background .12s}.modal-close:hover{background:var(--surface-2);color:var(--ink)}.modal-actions{display:flex;gap:8px;margin-top:16px;flex-wrap:wrap}