:root{--bg:#1e1e1e;--panel:#252526;--surface:#2d2d30;--surface-hover:#37373b;--border:#3e3e42;--text:#f4f4f5;--text-secondary:#a1a1aa;--accent:#007acc;--accent-hover:#1a8ad9;--accent-pressed:#0a5a99;--success:#22c55e;--warning:#eab308;--error:#ef4444;--danger:#ef4444;--danger-hover:#dc2626;--shadow:0 12px 40px #00000059;--checker:#19191b}:root[data-theme=light]{--bg:#f8fafc;--panel:#fff;--surface:#eef2f7;--surface-hover:#e2e8f0;--border:#cbd5e1;--text:#0f172a;--text-secondary:#64748b;--accent:#007acc;--accent-hover:#005f9e;--accent-pressed:#004a7a;--success:#16a34a;--warning:#b45309;--error:#dc2626;--danger:#dc2626;--danger-hover:#b91c1c;--shadow:0 12px 40px #0f172a2e;--checker:#e2e8f0}*,:before,:after{box-sizing:border-box}html,body,#app{height:100%;margin:0}#app{flex-direction:column;display:flex}body{background:var(--bg);color:var(--text);-webkit-font-smoothing:antialiased;font-family:Inter,SF Pro Text,Segoe UI,Helvetica Neue,Arial,sans-serif;font-size:13px;overflow:hidden}button,input{font:inherit}button{color:var(--text);border:1px solid var(--border);cursor:pointer;white-space:nowrap;background:0 0;border-radius:6px;justify-content:center;align-items:center;gap:6px;padding:6px 12px;transition:background .12s,border-color .12s,color .12s;display:inline-flex}button:hover:not(:disabled){background:var(--surface);border-color:var(--text-secondary)}button:active:not(:disabled){background:var(--surface-hover)}button:disabled{color:var(--text-secondary);cursor:default;opacity:.55}button.primary:disabled,button.danger:disabled{background:var(--surface);border-color:var(--border);color:var(--text-secondary);opacity:.6}button.primary{background:var(--accent);border-color:var(--accent);color:#fff}button.primary:hover:not(:disabled){background:var(--accent-hover);border-color:var(--accent-hover)}button.primary:active:not(:disabled){background:var(--accent-pressed)}button.danger{background:var(--danger);border-color:var(--danger);color:#fff}button.danger:hover:not(:disabled){background:var(--danger-hover);border-color:var(--danger-hover)}button.block{width:100%}button.icon-button{width:30px;height:30px;padding:0;font-size:15px;line-height:1}button.link-button{color:var(--accent);background:0 0;border:0;padding:0;font-size:12px}button.link-button:hover:not(:disabled){background:0 0;text-decoration:underline}button:focus-visible,input:focus-visible{outline:2px solid var(--accent);outline-offset:1px}input[type=search],input[type=text]{color:var(--text);background:var(--surface);border:1px solid var(--border);border-radius:6px;padding:6px 10px}input[type=search]:focus,input[type=text]:focus{border-color:var(--accent);outline:none}.hidden{display:none!important}.spacer{flex:1}.toolbar{background:var(--panel);border-bottom:1px solid var(--border);flex-wrap:wrap;flex-shrink:0;align-items:center;gap:8px;min-height:48px;padding:8px 12px;display:flex}.brand{min-width:0;color:inherit;align-items:center;gap:8px;margin-right:6px;text-decoration:none;display:flex}.brand-icon{object-fit:cover;border:1px solid var(--border);border-radius:7px;width:28px;height:28px}.brand-name{letter-spacing:.01em;font-size:14px;font-weight:650}.badge{background:color-mix(in srgb, var(--success) 16%, transparent);border:1px solid color-mix(in srgb, var(--success) 35%, transparent);color:var(--success);text-transform:lowercase;border-radius:999px;padding:2px 6px;font-size:10px;font-weight:600}.folder-chip{background:var(--surface);border:1px solid var(--border);border-radius:6px;align-items:center;gap:6px;min-width:0;max-width:320px;padding:4px 8px;font-size:12px;display:flex}.folder-dot{background:var(--accent);border-radius:50%;flex-shrink:0;width:7px;height:7px}.folder-name{text-overflow:ellipsis;white-space:nowrap;overflow:hidden}.mode-badge{background:var(--panel);border:1px solid var(--border);color:var(--text-secondary);white-space:nowrap;border-radius:4px;padding:1px 5px;font-size:10px}.main{flex:1;min-height:0;display:flex}.welcome{background:radial-gradient(1000px 500px at 50% 0%, color-mix(in srgb, var(--accent) 13%, transparent), transparent 70%), var(--bg);flex:1;justify-content:center;align-items:center;padding:28px;display:flex;overflow:auto}.welcome-card{text-align:center;background:color-mix(in srgb, var(--panel) 92%, transparent);border:1px solid var(--border);width:min(640px,100%);box-shadow:var(--shadow);border-radius:16px;flex-direction:column;align-items:center;gap:14px;padding:42px 40px;display:flex}.welcome-icon{object-fit:cover;border:1px solid var(--border);border-radius:18px;width:76px;height:76px;box-shadow:0 8px 24px #00000038}.welcome-card h1{letter-spacing:-.02em;margin:0;font-size:34px;font-weight:700}.tagline{color:var(--text-secondary);margin:0;font-size:15px;line-height:1.5}.welcome-actions{flex-wrap:wrap;justify-content:center;gap:10px;margin-top:4px;display:flex}.welcome-actions button{padding:9px 18px;font-size:14px}.resume-button{color:var(--accent);border-color:color-mix(in srgb, var(--accent) 45%, var(--border));background:color-mix(in srgb, var(--accent) 8%, transparent);padding:6px 12px}.drop-hint{border:1px dashed color-mix(in srgb, var(--text-secondary) 60%, transparent);width:min(420px,100%);color:var(--text-secondary);border-radius:10px;margin-top:2px;padding:18px 26px;font-size:13px}.privacy-note{max-width:500px;color:var(--text-secondary);margin:2px 0 0;font-size:12px;line-height:1.6}.warn{border:1px solid color-mix(in srgb, var(--warning) 40%, var(--border));background:color-mix(in srgb, var(--warning) 10%, transparent);max-width:520px;color:var(--warning);border-radius:8px;margin:0;padding:10px 12px;font-size:12px;line-height:1.5}.workspace{flex:1;min-width:0;min-height:0;display:flex}.sidebar{background:var(--panel);border-right:1px solid var(--border);flex-direction:column;width:320px;min-width:240px;display:flex}.sidebar-header{justify-content:space-between;align-items:center;gap:8px;padding:11px 12px 6px;font-weight:600;display:flex}.sidebar-header .counter{color:var(--text-secondary);font-size:11px;font-weight:400}.filter-row{padding:0 10px 8px}.filter-row input{width:100%;font-size:12px}.group-list{flex-direction:column;flex:1;gap:3px;padding:0 6px 8px;display:flex;overflow-y:auto}.group-row{width:100%;color:var(--text);text-align:left;cursor:pointer;background:0 0;border:1px solid #0000;border-radius:7px;align-items:center;gap:9px;padding:6px 7px;display:flex}.group-row:hover:not(:disabled){background:var(--surface);border-color:#0000}.group-row.selected{background:var(--surface);border-color:color-mix(in srgb, var(--accent) 55%, var(--border))}.group-thumb{background-color:var(--surface-hover);border:1px solid var(--border);width:38px;height:38px;color:var(--text-secondary);letter-spacing:.04em;text-transform:uppercase;background-position:50%;background-repeat:no-repeat;background-size:contain;border-radius:6px;flex-shrink:0;justify-content:center;align-items:center;font-size:9px;font-weight:700;display:flex}.group-thumb.has-image{background-color:var(--checker)}.group-info{flex-direction:column;flex:1;gap:2px;min-width:0;display:flex}.group-name{text-overflow:ellipsis;white-space:nowrap;font-size:12.5px;font-weight:600;overflow:hidden}.group-meta{text-overflow:ellipsis;white-space:nowrap;color:var(--text-secondary);font-variant-numeric:tabular-nums;font-size:10.5px;overflow:hidden}.group-count{border:1px solid var(--border);background:var(--panel);min-width:22px;color:var(--text-secondary);text-align:center;border-radius:999px;flex-shrink:0;padding:2px 6px;font-size:10.5px;font-weight:600}.group-row.has-selection .group-count{background:var(--accent);border-color:var(--accent);color:#fff}.group-list-empty{color:var(--text-secondary);text-align:center;padding:30px 18px;font-size:12.5px;line-height:1.55}.group-list-empty strong{color:var(--text);margin-bottom:4px;font-size:13px;display:block}.detail{background:var(--bg);flex-direction:column;flex:1;min-width:0;display:flex}.detail-empty{flex:1;justify-content:center;align-items:center;padding:30px;display:flex}.empty-card{text-align:center;max-width:440px;color:var(--text-secondary)}.empty-icon{border:1px solid var(--border);background:var(--panel);width:54px;height:54px;color:var(--text-secondary);border-radius:14px;justify-content:center;align-items:center;margin:0 auto 12px;font-size:28px;display:flex}.empty-card h2{color:var(--text);margin:0 0 6px;font-size:18px}.empty-card p{margin:0;font-size:13px;line-height:1.55}.detail-content{flex-direction:column;flex:1;min-height:0;display:flex}.detail-header{background:var(--panel);border-bottom:1px solid var(--border);flex-wrap:wrap;justify-content:space-between;align-items:flex-start;gap:14px;padding:14px 18px;display:flex}.detail-heading{flex:1;min-width:160px}.detail-heading h2{text-overflow:ellipsis;white-space:nowrap;margin:0 0 4px;font-size:18px;font-weight:650;overflow:hidden}.detail-meta{color:var(--text-secondary);font-variant-numeric:tabular-nums;flex-wrap:wrap;gap:6px 12px;font-size:11.5px;display:flex}.detail-meta .hash{font-family:ui-monospace,SFMono-Regular,Menlo,Consolas,monospace}.detail-actions{flex-shrink:0;gap:6px;display:flex}.detail-actions button{font-size:12px}.file-grid{flex:1;grid-template-columns:repeat(auto-fill,minmax(190px,1fr));align-content:start;gap:12px;padding:16px 18px 26px;display:grid;overflow-y:auto}.file-card{background:var(--panel);border:1px solid var(--border);cursor:pointer;-webkit-user-select:none;user-select:none;border-radius:10px;flex-direction:column;min-width:0;transition:border-color .12s,background .12s,transform .12s;display:flex;position:relative;overflow:hidden}.file-card:hover{border-color:var(--text-secondary)}.file-card.checked{border-color:var(--accent);background:color-mix(in srgb, var(--accent) 8%, var(--panel))}.file-input{opacity:0;pointer-events:none;width:1px;height:1px;position:absolute}.file-check{border:1px solid color-mix(in srgb, var(--text-secondary) 80%, transparent);background:color-mix(in srgb, var(--bg) 70%, transparent);z-index:2;border-radius:6px;width:20px;height:20px;position:absolute;top:8px;right:8px;box-shadow:0 2px 8px #0003}.file-card.checked .file-check{background:var(--accent);border-color:var(--accent)}.file-check:after{content:"";opacity:0;border:2px solid #fff;border-width:0 2px 2px 0;width:5px;height:9px;position:absolute;top:3px;left:7px;transform:rotate(45deg)}.file-card.checked .file-check:after{opacity:1}.file-preview{background-color:var(--checker);border-bottom:1px solid var(--border);background-position:50%;background-repeat:no-repeat;background-size:contain;flex-shrink:0;justify-content:center;align-items:center;height:132px;display:flex;position:relative}.file-preview.has-image .file-ext{display:none}.file-ext{border:1px solid var(--border);background:color-mix(in srgb, var(--panel) 80%, transparent);color:var(--text-secondary);letter-spacing:.06em;text-transform:uppercase;border-radius:6px;padding:4px 8px;font-size:10px;font-weight:700}.cat-image .file-ext{color:#38bdf8;border-color:color-mix(in srgb, #38bdf8 45%, var(--border))}.cat-video .file-ext{color:#c084fc;border-color:color-mix(in srgb, #c084fc 45%, var(--border))}.cat-audio .file-ext{color:#fb923c;border-color:color-mix(in srgb, #fb923c 45%, var(--border))}.cat-archive .file-ext{color:#facc15;border-color:color-mix(in srgb, #facc15 45%, var(--border))}.cat-document .file-ext{color:#4ade80;border-color:color-mix(in srgb, #4ade80 45%, var(--border))}.file-info{flex-direction:column;gap:3px;min-width:0;padding:9px 10px 10px;display:flex}.file-name{text-overflow:ellipsis;white-space:nowrap;font-size:12px;font-weight:550;overflow:hidden}.file-meta{text-overflow:ellipsis;white-space:nowrap;color:var(--text-secondary);font-variant-numeric:tabular-nums;font-size:10.5px;overflow:hidden}.summary-panel{background:var(--panel);border-left:1px solid var(--border);flex-direction:column;flex-shrink:0;width:280px;min-width:240px;display:flex}.summary-header{padding:11px 14px 6px;font-weight:600}.summary-body{flex-direction:column;flex:1;gap:10px;padding:6px 12px 16px;display:flex;overflow-y:auto}.stat-grid{grid-template-columns:1fr 1fr;gap:7px;display:grid}.stat{background:var(--surface);border:1px solid var(--border);border-radius:8px;flex-direction:column;gap:2px;min-width:0;padding:8px 10px;display:flex}.stat.wide{grid-column:span 2}.stat span{color:var(--text-secondary);letter-spacing:.03em;text-transform:uppercase;font-size:10px}.stat strong{text-overflow:ellipsis;white-space:nowrap;font-variant-numeric:tabular-nums;font-size:16px;font-weight:650;overflow:hidden}.progress-card{background:var(--surface);border:1px solid color-mix(in srgb, var(--accent) 35%, var(--border));border-radius:8px;flex-direction:column;gap:8px;padding:10px;display:flex}.progress-card-head{justify-content:space-between;align-items:center;gap:8px;font-size:12px;display:flex}.progress-card-head span{text-overflow:ellipsis;white-space:nowrap;overflow:hidden}.progress{background:var(--surface-hover);border-radius:999px;height:4px;overflow:hidden}.progress>div{background:var(--accent);border-radius:999px;width:0;height:100%;transition:width .15s linear}.progress>div.indeterminate{animation:1.1s ease-in-out infinite progress-slide;width:35%!important}@keyframes progress-slide{0%{transform:translate(-110%)}to{transform:translate(310%)}}.selection-note{background:color-mix(in srgb, var(--accent) 8%, transparent);color:var(--text-secondary);border-radius:8px;padding:8px 10px;font-size:12px;line-height:1.5}.selection-note.active{color:var(--text);background:color-mix(in srgb, var(--accent) 14%, transparent)}.summary-body>button{min-height:34px}.hint{background:color-mix(in srgb, var(--warning) 10%, transparent);border:1px solid color-mix(in srgb, var(--warning) 30%, var(--border));color:var(--warning);border-radius:8px;margin:0;padding:9px 10px;font-size:11.5px;line-height:1.5}.status-bar{background:var(--panel);border-top:1px solid var(--border);height:30px;color:var(--text-secondary);flex-shrink:0;align-items:center;gap:12px;padding:0 12px;font-size:11.5px;display:flex}.status-progress{flex-shrink:0;width:120px}.status-count{font-variant-numeric:tabular-nums;white-space:nowrap;margin-left:auto}.status-extra{color:var(--text-secondary);white-space:nowrap;font-family:ui-monospace,SFMono-Regular,Menlo,Consolas,monospace;font-size:10px}.notifications{z-index:90;pointer-events:none;flex-direction:column;gap:8px;width:min(400px,100vw - 32px);display:flex;position:fixed;bottom:42px;right:16px}.notification{pointer-events:auto;background:var(--panel);border:1px solid var(--border);box-shadow:var(--shadow);border-left-width:4px;border-radius:8px;padding:10px 12px;animation:.18s ease-out notification-in}@keyframes notification-in{0%{opacity:0;transform:translateY(8px)}to{opacity:1;transform:translateY(0)}}.notification.info{border-left-color:var(--accent)}.notification.success{border-left-color:var(--success)}.notification.warning{border-left-color:var(--warning)}.notification.error{border-left-color:var(--error)}.notification-head{align-items:flex-start;gap:10px;display:flex}.notification h4{flex:1;margin:0;font-size:12.5px;font-weight:650}.notification-close{width:22px;height:22px;color:var(--text-secondary);background:0 0;border:0;border-radius:4px;padding:0;font-size:14px;line-height:1}.notification-close:hover{background:var(--surface);color:var(--text)}.notification p{color:var(--text-secondary);white-space:pre-wrap;margin:4px 0 0;font-size:11.5px;line-height:1.5}.drop-overlay{z-index:120;-webkit-backdrop-filter:blur(2px);backdrop-filter:blur(2px);pointer-events:none;background:#0000008c;justify-content:center;align-items:center;padding:24px;display:flex;position:fixed;inset:0}.drop-overlay-card{border:2px dashed var(--accent);background:var(--panel);max-width:440px;color:var(--text);text-align:center;box-shadow:var(--shadow);border-radius:18px;padding:44px 52px;font-size:18px;font-weight:600}.modal-backdrop{z-index:110;background:#0000008c;justify-content:center;align-items:center;padding:24px;display:flex;position:fixed;inset:0}.modal{border:1px solid var(--border);background:var(--panel);width:min(470px,100%);box-shadow:var(--shadow);border-radius:12px;padding:20px}.modal h3{margin:0 0 8px;font-size:17px}.modal p{color:var(--text-secondary);white-space:pre-wrap;margin:0;font-size:13px;line-height:1.55}.modal-actions{justify-content:flex-end;gap:8px;margin-top:20px;display:flex}*{scrollbar-width:thin;scrollbar-color:var(--border) transparent}::-webkit-scrollbar{width:10px;height:10px}::-webkit-scrollbar-track{background:0 0}::-webkit-scrollbar-thumb{background:var(--border);background-clip:padding-box;border:2px solid #0000;border-radius:8px}::-webkit-scrollbar-thumb:hover{background:var(--text-secondary);background-clip:padding-box;border:2px solid #0000}@media (max-width:1080px){.sidebar{width:280px}.summary-panel{width:250px}}@media (max-width:900px){.summary-panel{display:none}}@media (max-width:760px){.toolbar{gap:6px}.brand-name,.badge,.folder-chip{display:none}.workspace{flex-direction:column}.sidebar{border-right:0;border-bottom:1px solid var(--border);width:100%;min-width:0;max-height:36vh}.detail{flex:1}.file-grid{grid-template-columns:repeat(auto-fill,minmax(150px,1fr));padding:12px}.welcome-card{padding:28px 20px}.welcome-card h1{font-size:28px}.status-extra{display:none}.status-progress{width:80px}}@media (prefers-reduced-motion:reduce){*,:before,:after{transition-duration:.01ms!important;animation-duration:.01ms!important;animation-iteration-count:1!important}}