:root{--bg-primary: #1a1a2e;--bg-section: #16213e;--bg-input: #0f3460;--bg-dark: #0a0a1a;--text-primary: #e0e0e0;--text-secondary: #aaaaaa;--text-muted: #666666;--accent: #00d4c8;--accent-hover: #00b0a6;--accent-text: #111;--accent-glow: rgba(0, 212, 200, .15);--green: #1a5c50;--green-hover: #247a68;--green-text: #4aeabc;--red: #d42f66;--red-hover: #e63570;--border: #2a2a44;--border-hover: #3a3a5a;--radius: 10px;--shadow: 0 2px 8px rgba(0, 0, 0, .3);--transition: .2s ease}*{margin:0;padding:0;box-sizing:border-box}html,body{height:100%;font-family:Segoe UI,system-ui,-apple-system,sans-serif;background:var(--bg-dark);color:var(--text-primary);line-height:1.5}#app{max-width:1200px;margin:0 auto;padding:0 20px 48px}.title-bar{display:flex;align-items:center;justify-content:center}.title-logo{max-height:160px;width:auto;filter:drop-shadow(1px 1px 0px #fff);margin-bottom:2em}.loading-overlay{position:fixed;top:0;right:0;bottom:0;left:0;z-index:10000;background:#0a0a14eb;display:flex;align-items:center;justify-content:center;transition:opacity .4s ease}.loading-overlay.fade-out{opacity:0;pointer-events:none}.loading-box{display:flex;flex-direction:column;align-items:center;gap:18px}.loading-spinner{width:40px;height:40px;border:3px solid rgba(255,255,255,.1);border-top-color:var(--accent);border-radius:50%;animation:spin .8s linear infinite}@keyframes spin{to{transform:rotate(360deg)}}.loading-label{color:var(--text-secondary);font-size:14px;text-align:center}.main-container{display:grid;grid-template-columns:repeat(12,1fr);gap:14px;padding-top:48px;padding-bottom:128px}.main-container>.title-bar{grid-column:1 / 4}.main-container>.section:nth-child(2){grid-column:4 / -1}.main-container>.preview-section{grid-column:1 / -1}.main-container>.settings-section{grid-column:1 / 5}.main-container>.action-section{grid-column:5 / -1}.section{background:var(--bg-section);border-radius:var(--radius);padding:16px 20px 20px;border:1px solid var(--border);box-shadow:var(--shadow);transition:border-color var(--transition),opacity var(--transition);opacity:1}.section:hover{border-color:var(--border-hover)}.section h3{font-size:14px;font-weight:600;margin-bottom:12px;color:#fff;padding-bottom:8px;border-bottom:1px solid var(--border);letter-spacing:.2px}.disabled-section{position:relative;pointer-events:none;-webkit-user-select:none;user-select:none;opacity:.6;cursor:not-allowed}.disabled-section>*:not(h3){opacity:.25}.disabled-section:after{position:absolute;top:0;right:0;bottom:0;left:0;display:flex;align-items:center;justify-content:center;font-size:15px;color:var(--text-muted);letter-spacing:.3px;pointer-events:none}.processing-section .btn-red:disabled{opacity:.35}.processing-section .btn-red:not(:disabled){pointer-events:auto}.drop-zone{border:2px dashed #444466;border-radius:var(--radius);background:#0f0f1e80;padding:28px 24px;text-align:center;cursor:pointer;transition:all .25s ease;min-height:80px;display:flex;align-items:center;justify-content:center}.drop-zone:hover{border-color:var(--accent);background:var(--accent-glow);transform:translateY(-1px)}.drop-zone.drag-over{border-color:var(--accent);background:#4499ff1f;transform:scale(1.01)}.drop-zone.loaded{border-color:#2a7a6a;border-style:solid;background:#14322e99}.drop-zone.loaded:hover{border-color:#3a9a84;background:#193c34b3}.drop-label{color:var(--text-muted);font-size:14px;white-space:pre-line;pointer-events:none;line-height:1.6}.drop-zone.loaded .drop-label{color:var(--green-text)}.info-label{color:var(--text-secondary);font-size:12px;margin-top:10px;min-height:1.2em;letter-spacing:.2px}.form-row{display:flex;align-items:center;flex-wrap:wrap;gap:8px}.field-label{font-size:13px;color:var(--text-secondary)}.input-field{background:var(--bg-input);border:1px solid var(--border);border-radius:6px;color:var(--text-primary);padding:7px 12px;font-size:13px;font-family:Consolas,Courier New,monospace;outline:none;transition:border-color var(--transition),box-shadow var(--transition)}.input-field:focus{border-color:var(--accent);box-shadow:0 0 0 2px var(--accent-glow)}.time-input{width:110px}.size-input{width:70px}.info-text{font-size:12px;color:var(--text-secondary);margin-left:4px}.radio-label,.checkbox-label{display:inline-flex;align-items:center;gap:5px;font-size:13px;color:var(--text-primary);cursor:pointer;padding:4px 10px;border-radius:6px;transition:background var(--transition)}.radio-label:hover,.checkbox-label:hover{background:#ffffff0f}.checkbox-label.disabled{opacity:.4;cursor:not-allowed}input[type=radio],input[type=checkbox]:not(.toggle-input){accent-color:var(--accent)}.toggle-label{display:inline-flex;align-items:center;gap:10px;font-size:13px;color:var(--text-primary);cursor:pointer;-webkit-user-select:none;user-select:none}.toggle-input{position:absolute;opacity:0;width:0;height:0;pointer-events:none}.toggle-switch{position:relative;width:36px;height:20px;background:#ffffff1f;border-radius:10px;transition:background .2s ease;flex-shrink:0}.toggle-switch:after{content:"";position:absolute;top:3px;left:3px;width:14px;height:14px;background:#888;border-radius:50%;transition:transform .2s ease,background .2s ease}.toggle-input:checked+.toggle-switch{background:var(--accent)}.toggle-input:checked+.toggle-switch:after{transform:translate(16px);background:var(--accent-text)}.toggle-input:focus-visible+.toggle-switch{box-shadow:0 0 0 2px var(--accent-glow)}.output-option-row{display:flex;align-items:center;flex-wrap:wrap;gap:8px;padding:8px 0}.output-option-row:not(:last-child){border-bottom:1px solid rgba(255,255,255,.04)}.size-preset-group{display:flex;gap:4px;margin-left:4px}.pill-group{display:flex;gap:0;background:#00000040;border-radius:8px;padding:3px;border:1px solid var(--border)}.pill-btn{display:inline-flex;align-items:center;justify-content:center;border:none;border-radius:6px;font-size:13px;font-weight:500;cursor:pointer;padding:6px 14px;background:transparent;color:var(--text-secondary);transition:all var(--transition);white-space:nowrap}.pill-btn:hover{color:var(--text-primary);background:#ffffff0f}.pill-btn.active{background:var(--accent);color:var(--accent-text);box-shadow:0 1px 4px #0000004d}.pill-btn.disabled{opacity:.35;cursor:not-allowed;pointer-events:none}.btn{display:inline-flex;align-items:center;justify-content:center;gap:6px;border:none;border-radius:7px;font-size:14px;font-weight:500;cursor:pointer;padding:8px 16px;transition:all var(--transition);text-decoration:none;color:var(--text-primary);background:#2a2a3e}.btn:hover:not(:disabled){background:#363650}.btn:disabled{opacity:.35;cursor:not-allowed}.btn-sm{font-size:12px;padding:5px 11px;border-radius:6px}.btn-primary{background:linear-gradient(135deg,var(--accent),#0099a0);color:var(--accent-text);font-size:16px;font-weight:700;padding:14px 32px;flex:1}.btn-primary:hover:not(:disabled){background:linear-gradient(135deg,var(--accent-hover),#008880)}.btn-danger{background:var(--red);color:#fff;padding:14px 16px}.btn-danger:hover:not(:disabled){background:var(--red-hover)}.btn-success{background:linear-gradient(135deg,#1a6b5a,#0f4a3a);color:#fff;padding:14px 20px}.btn-success:hover:not(:disabled){background:linear-gradient(135deg,#248a6e,#1a6b5a)}.btn-green{background:var(--green);color:#fff}.btn-green:hover{background:var(--green-hover)}.btn-red{background:var(--red);color:#fff;font-size:16px;font-weight:700;padding:14px 32px}.btn-red:hover:not(:disabled){background:var(--red-hover)}.btn-dark{background:#333;color:var(--text-primary)}.btn-dark:hover{background:#444}.btn-preset{background:#2a2a3e;color:var(--text-secondary);border:1px solid var(--border);display:inline-flex;align-items:center;gap:5px}.quality-dot{display:inline-block;width:8px;height:8px;border-radius:50%;background:transparent;flex-shrink:0}.btn-preset:hover{background:#363650;color:var(--text-primary);border-color:var(--border-hover)}.btn-preset.active{background:var(--accent);color:var(--accent-text);font-weight:600;border-color:var(--accent)}.estimate-label{font-size:12px;color:var(--text-secondary);margin-top:10px;padding:6px 10px;border-radius:6px;background:#0003;display:none}.estimate-label:not(:empty){display:inline-block}.progress-container{position:relative;width:100%;height:28px;background:#0000004d;border-radius:8px;overflow:hidden;margin-bottom:8px;border:1px solid var(--border);display:none}.progress-container.visible{display:block}.progress-label{position:absolute;top:0;right:0;bottom:0;left:0;display:flex;align-items:center;justify-content:center;font-size:12px;font-weight:600;color:#fff;z-index:1;pointer-events:none;letter-spacing:.2px;text-shadow:0 1px 0px rgba(0,0,0,.6)}.progress-label-filled{color:#000;text-shadow:none;z-index:2;clip-path:inset(0 calc(100% - var(--progress, 0%)) 0 0);transition:clip-path .3s ease}.clip-progress-container{height:20px;border-radius:6px;margin-top:0;margin-bottom:8px}.clip-progress-label{display:none}.clip-progress-container .clip-progress-fill{border-radius:6px;background:linear-gradient(90deg,#00a89e,#4aeabc)}.clip-progress-container .clip-progress-fill.encoding{background-image:linear-gradient(90deg,#00a89e,#4aeabc,#00a89e)}.progress-fill{height:100%;width:0%;background:linear-gradient(90deg,var(--accent),#4aeabc);border-radius:8px;transition:width .3s ease;position:relative}.progress-fill.encoding{background-image:linear-gradient(90deg,var(--accent),#4aeabc,var(--accent));background-size:200% 100%;animation:shimmer 2s linear infinite}@keyframes shimmer{0%{background-position:200% 0}to{background-position:-200% 0}}.status-label{font-size:13px;color:var(--text-secondary);margin-bottom:12px;min-height:1.2em}.action-row{gap:10px}.compress-hint{font-size:12px;margin-top:8px;min-height:0}.compress-hint:empty{display:none}.compress-hint:not(:empty){display:flex;align-items:center;gap:8px;padding:8px 12px;border-radius:6px;background:#ff996614;border:1px solid rgba(255,153,102,.25);color:#ffb380;margin-bottom:2em}.output-history-section{margin-top:18px;border-top:1px solid var(--border);padding-top:14px;flex-direction:column;gap:12px}.output-history-card{background:#0003;border:1px solid var(--border);border-radius:var(--radius);padding:12px;display:flex;flex-direction:column;gap:8px}.output-history-clip-card{background:#00000026;border:1px solid var(--border);border-radius:var(--radius);padding:10px;display:flex;flex-direction:column;gap:8px}.output-history-label{display:flex;align-items:baseline;gap:8px;font-size:13px;font-weight:600;color:var(--green-text)}.output-history-media{width:100%;max-height:400px;border-radius:8px;background:#000;box-shadow:0 2px 12px #0006;object-fit:contain}.output-history-btn-row{display:flex;gap:8px;align-items:center}.output-size-badge{font-size:12px;font-weight:500;color:var(--text-secondary);background:#00000040;padding:2px 8px;border-radius:4px;white-space:nowrap}.preview-video-wrap{background:#0a0a14;border-radius:8px;overflow:hidden;display:flex;align-items:center;justify-content:center;min-height:200px;border:1px solid var(--border)}.preview-video{width:100%;display:none;background:#000}.preview-placeholder{color:var(--text-muted);font-size:14px;padding:40px}.native-overlay{position:fixed;top:0;right:0;bottom:0;left:0;z-index:9999;background:#000000d9;display:flex;flex-direction:column;align-items:center}.native-overlay-header{width:100%;display:flex;align-items:center;justify-content:space-between;padding:12px 20px;background:#0009;color:var(--text-secondary);font-size:13px;flex-shrink:0}.native-overlay-content{flex:1;overflow:auto;display:flex;align-items:center;justify-content:center;width:100%;padding:20px}.native-overlay-video{display:block;flex-shrink:0;background:#000;image-rendering:pixelated}.btn-outline{background:transparent;border:1px solid var(--border);color:var(--text-secondary)}.btn-outline:hover{border-color:var(--accent);color:var(--text-primary)}.timeline-wrap{position:relative;margin:8px 0}.preview-timeline{width:100%;height:48px;border-radius:6px;cursor:crosshair;display:block}.sprite-status{display:none;font-size:12px;color:#6dc;padding:4px 0;gap:6px;align-items:center}.sprite-status.visible{display:flex}.sprite-status:before{content:"";width:14px;height:14px;border:2px solid rgba(0,212,200,.3);border-top-color:#6dc;border-radius:50%;animation:sprite-spin .8s linear infinite;flex-shrink:0}@keyframes sprite-spin{to{transform:rotate(360deg)}}.seek-preview{position:absolute;bottom:calc(100% + 8px);display:none;pointer-events:none;z-index:10}.seek-preview.visible{display:flex;flex-direction:column;align-items:center}.seek-preview-thumb{border-radius:4px;border:2px solid rgba(255,255,255,.85);box-shadow:0 2px 12px #0009;background-repeat:no-repeat;background-color:#000}.seek-preview-time{text-align:center;font-size:11px;font-family:Consolas,Courier New,monospace;color:#fff;margin-top:4px;padding:1px 6px;border-radius:3px;background:#000000b3;text-shadow:0 1px 0px rgba(0,0,0,.8);white-space:nowrap}.preview-controls{display:flex;align-items:center;gap:5px;flex-wrap:wrap;margin-bottom:6px}.trim-controls{margin-bottom:0}.time-label{font-size:12px;font-family:Consolas,Courier New,monospace;color:var(--text-secondary);margin-left:10px;background:#0003;padding:3px 8px;border-radius:4px}::-webkit-scrollbar{width:8px}::-webkit-scrollbar-track{background:var(--bg-dark)}::-webkit-scrollbar-thumb{background:#335;border-radius:4px}::-webkit-scrollbar-thumb:hover{background:#446}@media(max-width:600px){#app{padding:0 10px 32px}.main-container{grid-template-columns:1fr}.main-container>.title-bar,.main-container>.section:nth-child(2),.main-container>.section:first-child,.main-container>.preview-section,.main-container>.action-section,.main-container>.settings-section{grid-column:1}.section{padding:12px 14px 16px}.btn-red{font-size:14px;padding:12px 20px}.form-row{gap:6px}.preview-video-wrap{min-height:150px}.pill-group{flex-wrap:wrap}.pill-btn{padding:5px 10px;font-size:12px}}@media(max-width:900px){.main-container{grid-template-columns:1fr}.main-container>.title-bar,.main-container>.section:nth-child(2),.main-container>.section:first-child,.main-container>.preview-section,.main-container>.action-section,.main-container>.settings-section{grid-column:1}}.pill-group-sm{padding:2px}.pill-group-sm .pill-btn{font-size:12px;padding:4px 10px}.clip-controls{margin-bottom:6px;justify-content:space-between}.clip-hint{font-size:11px;color:var(--text-muted);margin-left:8px}.clip-list{display:flex;flex-direction:column;gap:4px;max-height:200px;overflow-y:auto}.clip-row{display:flex;align-items:center;gap:8px;padding:6px 10px;border-radius:6px;background:#0003;cursor:pointer;transition:background .15s;border:1px solid transparent}.clip-row:hover{background:#0000004d}.clip-row.selected{background:#00d4c81f;border-color:#00d4c84d}.clip-badge{display:inline-flex;align-items:center;justify-content:center;width:22px;height:22px;border-radius:50%;background:var(--accent);color:var(--accent-text);font-size:11px;font-weight:700;flex-shrink:0}.clip-time-input{width:100px;background:var(--bg-input);border:1px solid var(--border);border-radius:4px;color:var(--text-primary);padding:3px 6px;font-size:12px;font-family:Consolas,Courier New,monospace;outline:none;transition:border-color .15s}.clip-time-input:focus{border-color:var(--accent)}.clip-arrow{color:var(--text-muted);font-size:12px}.clip-duration{font-size:11px;color:var(--text-secondary);margin-left:auto;white-space:nowrap}.clip-quality-dot{display:inline-block;width:8px;height:8px;border-radius:50%;background:transparent;flex-shrink:0;transition:background .2s}.clip-remove-btn{background:none;border:none;color:var(--text-muted);font-size:16px;cursor:pointer;padding:0 4px;line-height:1;transition:color .15s;flex-shrink:0}.clip-remove-btn:hover{color:var(--red-hover)}.clip-snap-btn{background:none;border:1px solid transparent;font-size:16px;cursor:pointer;line-height:1;opacity:.5;border-radius:4px;transition:opacity .15s,border-color .15s,background .15s;flex-shrink:0}.clip-snap-btn:hover{opacity:1;background:#ffffff0f;border-color:var(--border)}.clip-total{font-size:12px;color:var(--text-secondary);margin-top:6px;padding:4px 8px}@media(max-width:600px){.clip-time-input{width:80px;font-size:11px}.clip-row{gap:4px;padding:5px 8px}}