:root{color-scheme:dark;--bg: #15181d;--sidebar: #111419;--panel: #1c2026;--elevated: #232830;--elevated-2:#2c323b;--text: #e7eaee;--muted: #8b929c;--border: #262b32;--border-strong: #363d46;--accent: #4cc2ff;--accent-weak: rgba(76, 194, 255, .12);--accent-border: rgba(76, 194, 255, .5);--on-accent: #06131c;--radius: 12px;--radius-lg: 14px}*{box-sizing:border-box}html,body{height:100%}body{margin:0;font-family:Arial,Helvetica,sans-serif;color:var(--text);background:var(--bg);-webkit-font-smoothing:antialiased}.app-shell{display:flex;min-height:100vh}.sidebar{width:244px;flex:0 0 244px;background:var(--sidebar);border-right:1px solid var(--border);display:flex;flex-direction:column;padding:14px 12px;position:sticky;top:0;height:100vh;overflow-y:auto}.brand{display:flex;align-items:center;gap:10px;padding:6px 8px 14px}.brand-mark{width:28px;height:28px;border-radius:8px;background:var(--accent-weak);border:1px solid var(--accent-border);display:grid;place-items:center;color:var(--accent)}.brand-mark svg{width:18px;height:18px}.brand-name{font-weight:700;font-size:16px;letter-spacing:-.01em}.nav-search{display:flex;align-items:center;gap:8px;background:var(--elevated);border:1px solid var(--border);border-radius:9px;padding:7px 10px;color:var(--muted);margin-bottom:8px}.nav-search input{background:transparent;border:none;outline:none;color:var(--text);font:inherit;width:100%}.nav-search input::placeholder{color:var(--muted)}.tool-nav{display:flex;flex-direction:column}.nav-group-label{font-size:11px;letter-spacing:.07em;text-transform:uppercase;color:var(--muted);padding:12px 8px 6px;font-weight:700}.nav-item{display:flex;align-items:center;gap:11px;padding:9px 10px;border-radius:9px;color:var(--muted);cursor:pointer;-webkit-user-select:none;user-select:none;font:inherit;font-size:14px;text-align:left;width:100%;position:relative;background:transparent;border:1px solid transparent;transition:background .14s ease,color .14s ease}.nav-item svg{width:18px;height:18px;flex:0 0 18px}.nav-item:hover{background:var(--elevated);color:var(--text)}.nav-item.active{background:var(--accent-weak);color:var(--accent);border-color:var(--accent-border)}.nav-item.active:before{content:"";position:absolute;left:-12px;top:8px;bottom:8px;width:3px;border-radius:0 3px 3px 0;background:var(--accent)}.nav-item:focus-visible{outline:2px solid var(--accent-border);outline-offset:2px}.nav-foot{margin-top:auto;padding:12px 8px 4px;color:var(--muted);font-size:12px;line-height:1.5;border-top:1px solid var(--border)}.app-body{flex:1 1 auto;min-width:0;display:flex;flex-direction:column}.topbar{display:flex;align-items:center;gap:12px;padding:12px 22px;border-bottom:1px solid var(--border);position:sticky;top:0;background:var(--bg);z-index:5;min-height:52px}.nav-toggle{display:none;background:var(--elevated);border:1px solid var(--border);color:var(--text);border-radius:9px;padding:7px 9px;cursor:pointer}.crumb{color:var(--muted);font-size:14px;display:flex;align-items:center;gap:8px}.crumb b{color:var(--text);font-weight:700}.crumb-sep{color:var(--muted)}.back-link{background:transparent;border:none;color:var(--accent);cursor:pointer;font:inherit;padding:0}.back-link:hover{text-decoration:underline}#app-main{padding:22px;max-width:1000px;width:100%;margin:0 auto}.home-head h1{margin:4px 0;font-size:24px;letter-spacing:-.02em}.home-head p{margin:0 0 20px;color:var(--muted)}.card-grid{display:grid;grid-template-columns:repeat(auto-fill,minmax(230px,1fr));gap:14px}.tool-card{text-align:left;background:var(--panel);border:1px solid var(--border);border-radius:var(--radius-lg);padding:16px;cursor:pointer;display:flex;flex-direction:column;gap:10px;font:inherit;color:var(--text);transition:border-color .14s ease,background .14s ease}.tool-card:hover{border-color:var(--border-strong);background:#20242b}.tool-card:focus-visible{outline:2px solid var(--accent-border);outline-offset:2px}.tool-card .chip{width:40px;height:40px;border-radius:11px;background:var(--elevated);border:1px solid var(--border);display:grid;place-items:center;color:var(--accent)}.tool-card .chip svg{width:21px;height:21px}.tool-card .t-title{font-weight:700;font-size:15px}.tool-card .t-desc{color:var(--muted);font-size:13px;line-height:1.45}.tool h1{margin:0 0 6px;font-size:22px;letter-spacing:-.015em}.tool p{margin:0 0 12px;color:var(--muted)}.panel{border:1px solid var(--border);background:var(--panel);border-radius:var(--radius-lg);padding:12px}.row{display:flex;gap:10px;margin-top:10px;flex-wrap:wrap;align-items:center}button{border:1px solid var(--border);background:var(--elevated);color:var(--text);padding:10px 12px;border-radius:var(--radius);cursor:pointer;font:inherit;transition:background .14s ease,border-color .14s ease,color .14s ease}button:hover:not(:disabled){background:var(--elevated-2);border-color:var(--border-strong)}button.primary{background:var(--accent);border-color:var(--accent);color:var(--on-accent);font-weight:600}button.primary:hover:not(:disabled){background:#6cf;border-color:#6cf}button:disabled{opacity:.45;cursor:not-allowed}button:focus-visible{outline:2px solid var(--accent-border);outline-offset:2px}input[type=number],input[type=text],select{background:var(--elevated);color:var(--text);border:1px solid var(--border);border-radius:8px;padding:6px 8px;font:inherit}input[type=number]:hover,select:hover{border-color:var(--border-strong)}input[type=number]:focus,input[type=text]:focus,select:focus{outline:none;border-color:var(--accent-border);box-shadow:0 0 0 3px var(--accent-weak)}input[type=color]{background:var(--elevated);border:1px solid var(--border);border-radius:8px;width:40px;height:30px;padding:2px;cursor:pointer}input[type=checkbox]{accent-color:var(--accent);width:16px;height:16px}label{color:var(--muted)}.file-list{margin-top:12px}.file-list ul{margin:0;padding-left:18px}.status{margin-top:10px;color:var(--muted)}.muted{color:var(--muted)}.dropzone{position:relative;border:2px dashed var(--border-strong);border-radius:var(--radius-lg);padding:18px;background:var(--elevated);cursor:pointer;text-align:center;transition:border-color .14s ease,background .14s ease}.dropzone:hover{border-color:var(--accent-border)}.dropzone.dragover{border-color:var(--accent);background:var(--accent-weak)}.dropzone-title{font-weight:700;margin-bottom:4px}.dropzone-sub{color:var(--muted);font-size:12px}.dropzone-input{position:absolute;top:0;right:0;bottom:0;left:0;opacity:0;cursor:pointer}.file-table{display:flex;flex-direction:column;gap:10px;margin-top:12px}.file-row{display:flex;gap:10px;justify-content:space-between;align-items:center;border:1px solid var(--border);background:var(--elevated);border-radius:var(--radius);padding:10px;transition:border-color .14s ease}.file-row:hover{border-color:var(--border-strong)}.file-meta{min-width:0}.file-name{font-weight:700;overflow:hidden;text-overflow:ellipsis;white-space:nowrap;max-width:56vw}.file-sub{color:var(--muted);font-size:12px}.file-actions{display:flex;gap:8px;flex-wrap:wrap;justify-content:flex-end}button.mini{padding:8px 10px;border-radius:10px}.ds-viewport{position:relative;width:100%;aspect-ratio:3 / 4;max-height:70vh;background:#000;border:1px solid var(--border);border-radius:var(--radius-lg);overflow:hidden;display:flex;align-items:center;justify-content:center}.ds-viewport-placeholder{color:var(--muted);text-align:center;padding:16px}.ds-video{width:100%;height:100%;object-fit:contain;background:#000;display:block}.ds-cam-msg-title{font-weight:600;color:#f1f5f9;margin-bottom:6px}.ds-review-img{max-width:100%;max-height:100%;object-fit:contain;display:block;background:#fff}.ds-overlay{position:absolute;top:0;right:0;bottom:0;left:0;width:100%;height:100%;pointer-events:none}.ds-cv-status{position:absolute;bottom:12px;left:50%;transform:translate(-50%);max-width:calc(100% - 24px);padding:6px 12px;border-radius:999px;background:#0d0f12c7;border:1px solid var(--border);color:#f1f5f9;font-size:13px;text-align:center;pointer-events:none}.ds-thumbs{display:grid;grid-template-columns:repeat(auto-fill,minmax(110px,1fr));gap:10px;margin-top:12px}.ds-thumb{display:flex;flex-direction:column;gap:8px;border:1px solid var(--border);background:var(--elevated);border-radius:var(--radius);padding:8px}.ds-thumb-img{width:100%;aspect-ratio:3 / 4;object-fit:cover;display:block;background:var(--panel);border-radius:8px}.ds-thumb-label{font-size:12px;text-align:center}.ds-thumb-actions{justify-content:space-between}.nav-scrim{display:none}@media (max-width: 820px){.sidebar{position:fixed;left:0;top:0;z-index:30;transform:translate(-100%);transition:transform .2s ease;box-shadow:0 0 40px #00000080}.app-shell.nav-open .sidebar{transform:translate(0)}.app-shell.nav-open .nav-scrim{display:block;position:fixed;top:0;right:0;bottom:0;left:0;z-index:20;background:#00000080}.nav-toggle{display:inline-flex}}@media (max-width: 520px){.card-grid{grid-template-columns:1fr}#app-main{padding:16px}.topbar{padding:12px 16px}}