:root{--bg: #0b0d10;--surface: #14181d;--surface-2: #1b2027;--border: #262d36;--text: #e6e9ee;--muted: #8b95a3;--accent: #5b9dff;--accent-ink: #06121f;--danger: #ff6b6b;--success: #4ade80;--warn: #fbbf24;--radius: 10px;--header-h: 56px}*{box-sizing:border-box}html,body,#root{height:100%}body{margin:0;background:var(--bg);color:var(--text);font:15px/1.5 system-ui,-apple-system,Segoe UI,Roboto,sans-serif;-webkit-font-smoothing:antialiased;overscroll-behavior-y:none}a{color:var(--accent);text-decoration:none}button{font:inherit;cursor:pointer;border:1px solid var(--border);background:var(--surface-2);color:var(--text);border-radius:var(--radius);padding:10px 16px;transition:background .12s ease,border-color .12s ease}button:hover:not(:disabled){background:#232a33}button:disabled{opacity:.5;cursor:not-allowed}button.primary{background:var(--accent);border-color:var(--accent);color:var(--accent-ink);font-weight:600}button.primary:hover:not(:disabled){background:#74acff}button.ghost{background:transparent}button.danger{color:var(--danger);border-color:#4a2731;background:transparent}button.link{background:none;border:none;color:var(--accent);padding:4px}input,select{font:inherit;width:100%;padding:11px 13px;border-radius:var(--radius);border:1px solid var(--border);background:var(--surface-2);color:var(--text)}input:focus,select:focus,button:focus-visible{outline:2px solid var(--accent);outline-offset:1px}label{display:block;margin-bottom:16px}label .label-text{display:block;font-size:13px;color:var(--muted);margin-bottom:6px}.app{min-height:100%;display:flex;flex-direction:column}.header{position:sticky;top:0;z-index:20;height:var(--header-h);display:flex;align-items:center;gap:12px;padding:0 16px;padding-top:env(safe-area-inset-top);background:#0b0d10e6;-webkit-backdrop-filter:blur(10px);backdrop-filter:blur(10px);border-bottom:1px solid var(--border)}.header .brand{font-weight:700;letter-spacing:-.01em;margin-right:auto;display:flex;align-items:center;gap:8px}.header .brand .dot{width:9px;height:9px;border-radius:50%;background:var(--success)}.header .icon-btn{padding:8px 12px}.content{flex:1;width:100%;max-width:1100px;margin:0 auto;padding:20px 16px calc(40px + env(safe-area-inset-bottom))}.center-page{flex:1;display:flex;align-items:center;justify-content:center;padding:24px 16px}.card{background:var(--surface);border:1px solid var(--border);border-radius:14px;padding:26px;width:100%;max-width:420px}.card h1{margin:0 0 4px;font-size:22px;letter-spacing:-.02em}.card .sub{color:var(--muted);font-size:14px;margin:0 0 22px}.section-title{font-size:13px;text-transform:uppercase;letter-spacing:.07em;color:var(--muted);margin:26px 0 10px}.section-title:first-child{margin-top:0}.tiles{display:grid;grid-template-columns:repeat(auto-fill,minmax(190px,1fr));gap:12px}.tile{display:block;text-align:left;background:var(--surface);border:1px solid var(--border);border-radius:var(--radius);padding:16px;width:100%}.tile .tile-name{font-weight:600;margin-bottom:3px}.tile .tile-meta{color:var(--muted);font-size:13px}.list{display:flex;flex-direction:column;gap:1px;background:var(--border);border:1px solid var(--border);border-radius:var(--radius);overflow:hidden}.row{display:flex;align-items:center;gap:12px;padding:12px 14px;background:var(--surface);border:none;border-radius:0;text-align:left;width:100%}.row:hover{background:var(--surface-2)}.row .glyph{width:22px;flex:none;text-align:center;opacity:.75}.row .row-main{flex:1;min-width:0}.row .row-name{white-space:nowrap;overflow:hidden;text-overflow:ellipsis}.row .row-sub{color:var(--muted);font-size:12.5px}.row .row-side{color:var(--muted);font-size:12.5px;flex:none}.breadcrumbs{display:flex;flex-wrap:wrap;align-items:center;gap:4px;font-size:14px;margin-bottom:14px;color:var(--muted)}.breadcrumbs button{background:none;border:none;padding:4px 6px;color:var(--accent)}.breadcrumbs .sep{opacity:.5}.toolbar{display:flex;gap:10px;margin-bottom:16px}.toolbar input{flex:1}.player-wrap{background:#000;border-radius:12px;overflow:hidden;border:1px solid var(--border)}.player-wrap video{width:100%;max-height:72vh;display:block;background:#000}.player-wrap audio{width:100%;display:block;padding:20px;background:var(--surface)}.player-meta{margin-top:16px}.player-meta h2{margin:0 0 4px;font-size:19px;letter-spacing:-.01em}.player-meta .file{color:var(--muted);font-size:13px;word-break:break-all}.notice{padding:11px 13px;border-radius:var(--radius);font-size:14px;margin-bottom:16px;border:1px solid}.notice.error{background:#2a161a;border-color:#4a2731;color:#ffb4b4}.notice.info{background:#10202f;border-color:#1e3a52;color:#a9d3ff}.notice.warn{background:#2a2313;border-color:#4d411d;color:#f5d78a}.notice.ok{background:#12261b;border-color:#234a32;color:#a7e8bf}.muted{color:var(--muted)}.small{font-size:13px}.stack{display:flex;flex-direction:column;gap:12px}.spread{display:flex;align-items:center;justify-content:space-between;gap:12px}.row-actions{display:flex;gap:10px;margin-top:8px}.qr{display:block;margin:0 auto 16px;border-radius:8px;background:#fff;padding:8px;width:200px;height:200px}.secret{font-family:ui-monospace,Cascadia Code,Consolas,monospace;font-size:13px;letter-spacing:.06em;background:var(--surface-2);border:1px solid var(--border);border-radius:8px;padding:10px;text-align:center;word-break:break-all;margin-bottom:16px}.codes{display:grid;grid-template-columns:repeat(2,1fr);gap:8px;font-family:ui-monospace,Cascadia Code,Consolas,monospace;font-size:13.5px;margin:14px 0}.codes span{background:var(--surface-2);border:1px solid var(--border);border-radius:6px;padding:8px;text-align:center}.code-input{font-family:ui-monospace,Consolas,monospace;font-size:22px;letter-spacing:.4em;text-align:center}.upload-panel{border:1px dashed var(--border);border-radius:var(--radius);padding:14px;margin-bottom:16px;transition:border-color .12s ease,background .12s ease}.upload-panel.dragging{border-color:var(--accent);background:#5b9dff12}.upload-list{margin-top:14px;display:flex;flex-direction:column;gap:12px}.upload-item{background:var(--surface);border:1px solid var(--border);border-radius:8px;padding:10px 12px}.upload-item .upload-name{font-size:14px;overflow:hidden;text-overflow:ellipsis;white-space:nowrap;max-width:60%}.upload-item .progress-bar{margin-top:8px}.path-bar{font-family:ui-monospace,Consolas,monospace;font-size:12.5px;background:var(--surface-2);border:1px solid var(--border);border-radius:8px;padding:9px 11px;margin-bottom:10px;word-break:break-all;color:var(--muted)}.empty{text-align:center;color:var(--muted);padding:60px 20px}.spinner{width:22px;height:22px;border:2px solid var(--border);border-top-color:var(--accent);border-radius:50%;animation:spin .7s linear infinite;margin:40px auto}@keyframes spin{to{transform:rotate(360deg)}}.progress-bar{height:3px;background:var(--border);border-radius:2px;margin-top:8px;overflow:hidden}.progress-bar>div{height:100%;background:var(--accent)}@media(max-width:560px){.tiles{grid-template-columns:1fr 1fr}.content{padding:16px 12px 40px}.card{padding:22px 18px}}