:root{--bg: #0f1117;--card: #181b23;--border: #2a2e39;--accent: #e8a33d;--accent-dark: #c8862a;--text: #f4f1e8;--muted: #8e93a1;--success: #58b780;--error: #e5484d;color-scheme:dark}*{box-sizing:border-box}html,body{height:100%}body{margin:0;background:var(--bg);color:var(--text);font-family:Inter,-apple-system,BlinkMacSystemFont,Segoe UI,Roboto,Helvetica,Arial,sans-serif;-webkit-font-smoothing:antialiased;overflow-x:hidden}button{font-family:inherit}#root{min-height:100%}.app-shell{display:flex;flex-direction:column;min-height:100vh}.app-header{display:flex;align-items:center;justify-content:space-between;gap:16px;padding:16px 24px;border-bottom:1px solid var(--border);background:var(--bg);flex-wrap:wrap}.app-header-brand{display:flex;align-items:center;gap:12px}.app-logo{display:flex;align-items:center;justify-content:center;width:36px;height:36px;border-radius:10px;background:linear-gradient(135deg,var(--accent),var(--accent-dark));color:#0f1117;flex-shrink:0}.app-header-title{font-size:18px;font-weight:700;letter-spacing:-.01em}.app-header-tagline{font-size:12px;color:var(--muted)}.app-header-right{display:flex;align-items:center;gap:16px}.app-header-privacy{font-size:12px;color:var(--muted);display:none}@media (min-width: 720px){.app-header-privacy{display:inline}}.banner{padding:12px 24px;font-size:14px;text-align:center}.banner-warning{background:#e8a33d1f;color:var(--accent);border-bottom:1px solid rgba(232,163,61,.3)}.banner-error{background:#e5484d1f;color:#ff8a8d;border-bottom:1px solid rgba(229,72,77,.3)}.app-main{flex:1;width:100%;max-width:860px;margin:0 auto;padding:24px 16px 64px}.editor-layout{display:flex;flex-direction:column;gap:20px}.section{background:var(--card);border:1px solid var(--border);border-radius:14px;padding:20px}.section-title{margin:0 0 12px;font-size:15px;font-weight:600;letter-spacing:-.01em}.section-desc{margin:-6px 0 14px;font-size:13px;color:var(--muted)}.memory-hint{margin:-8px 0 0;font-size:12px;color:var(--muted);text-align:center}.btn{display:inline-flex;align-items:center;justify-content:center;gap:8px;padding:10px 16px;border-radius:10px;border:1px solid transparent;font-size:14px;font-weight:600;cursor:pointer;transition:transform .08s ease,background .15s ease,border-color .15s ease,opacity .15s ease;white-space:nowrap}.btn:active{transform:scale(.97)}.btn:disabled{opacity:.45;cursor:not-allowed;transform:none}.btn:focus-visible{outline:2px solid var(--accent);outline-offset:2px}.btn-primary{background:var(--accent);color:#171208}.btn-primary:hover:not(:disabled){background:#f0ad52}.btn-secondary{background:#20242f;color:var(--text);border-color:var(--border)}.btn-secondary:hover:not(:disabled){border-color:var(--accent)}.btn-ghost{background:transparent;color:var(--text);border-color:var(--border)}.btn-ghost:hover:not(:disabled){border-color:var(--accent);color:var(--accent)}.btn-danger-text{color:var(--error)}.btn-danger-text:hover:not(:disabled){border-color:var(--error);color:var(--error)}.btn-danger{background:var(--error);color:#fff}.btn-danger:hover:not(:disabled){background:#ff6167}.upload-screen{display:flex;align-items:center;justify-content:center;min-height:calc(100vh - 200px);padding:16px}.upload-card{width:100%;max-width:560px;text-align:center}.upload-card h1{font-size:32px;margin:0 0 10px;letter-spacing:-.02em}.upload-subheading{color:var(--muted);font-size:15px;line-height:1.5;margin:0 0 28px}.dropzone{border:2px dashed var(--border);border-radius:18px;padding:48px 24px;background:var(--card);display:flex;flex-direction:column;align-items:center;gap:8px;cursor:pointer;transition:border-color .15s ease,background .15s ease;color:var(--muted)}.dropzone:hover,.dropzone:focus-visible,.dropzone.active{border-color:var(--accent);background:#e8a33d0f;outline:none}.dropzone svg{color:var(--accent);margin-bottom:8px}.dropzone-heading{font-size:18px;font-weight:600;color:var(--text);margin:0}.dropzone-sub{font-size:13px;margin:0 0 16px}.error-text{color:var(--error);font-size:13px;margin-top:14px}.privacy-note{margin-top:20px;font-size:13px;color:var(--muted)}.video-player-wrap{width:100%;background:#000;border-radius:10px;overflow:hidden;aspect-ratio:16 / 9;display:flex;align-items:center;justify-content:center}.video-player{width:100%;height:100%;max-height:60vh;display:block;background:#000}.video-file-info{display:flex;justify-content:space-between;gap:12px;margin-top:10px;font-size:13px;color:var(--muted)}.video-filename{overflow:hidden;text-overflow:ellipsis;white-space:nowrap}.video-duration{font-variant-numeric:tabular-nums;flex-shrink:0}.format-grid{display:grid;grid-template-columns:repeat(2,1fr);gap:10px}@media (min-width: 560px){.format-grid{grid-template-columns:repeat(4,1fr)}}.format-option{display:flex;flex-direction:column;align-items:center;gap:6px;padding:16px 10px;background:#1d2029;border:1px solid var(--border);border-radius:12px;cursor:pointer;color:var(--muted);transition:border-color .15s ease,color .15s ease,background .15s ease;text-align:center}.format-option:hover{border-color:var(--accent)}.format-option.active{border-color:var(--accent);background:#e8a33d1a;color:var(--text)}.format-option svg{color:inherit}.format-option.active svg{color:var(--accent)}.format-label{font-size:15px;font-weight:700;color:var(--text)}.format-desc{font-size:11px;line-height:1.3}.fit-toggle{display:inline-flex;background:#1d2029;border:1px solid var(--border);border-radius:10px;padding:4px;margin-bottom:14px}.fit-toggle button{border:none;background:transparent;color:var(--muted);padding:8px 18px;border-radius:7px;cursor:pointer;font-size:13px;font-weight:600}.fit-toggle button.active{background:var(--accent);color:#171208}.crop-positions{display:flex;gap:8px;margin-bottom:14px;flex-wrap:wrap}.crop-positions button{width:36px;height:36px;display:flex;align-items:center;justify-content:center;border-radius:8px;border:1px solid var(--border);background:#1d2029;color:var(--muted);cursor:pointer}.crop-positions button:hover:not(:disabled){border-color:var(--accent)}.crop-positions button.active{border-color:var(--accent);color:var(--accent);background:#e8a33d1a}.crop-positions button:disabled{opacity:.4;cursor:not-allowed}.crop-preview-wrap{display:flex;justify-content:center}.crop-preview-frame{position:relative;max-height:320px;height:320px;max-width:100%;background:#000;border-radius:10px;overflow:hidden;border:1px solid var(--border);cursor:grab}.crop-preview-frame.is-fit{cursor:default}.crop-preview-frame:active{cursor:grabbing}.crop-preview-video{width:100%;height:100%;display:block;pointer-events:none}.crop-preview-hint{position:absolute;bottom:8px;left:50%;transform:translate(-50%);background:#0000008c;color:var(--text);font-size:11px;padding:4px 10px;border-radius:999px;pointer-events:none}.timeline-labels{display:flex;justify-content:space-between;font-size:12px;color:var(--muted);font-variant-numeric:tabular-nums;margin-bottom:8px}.timeline-track{position:relative;height:44px;background:#1d2029;border:1px solid var(--border);border-radius:10px;cursor:pointer;touch-action:none}.timeline-selection{position:absolute;top:0;bottom:0;background:#e8a33d47;border-left:2px solid var(--accent);border-right:2px solid var(--accent)}.timeline-playhead{position:absolute;top:-4px;bottom:-4px;width:2px;background:var(--success);pointer-events:none;z-index:2}.timeline-handle{position:absolute;top:50%;width:18px;height:32px;transform:translate(-50%,-50%);background:var(--accent);border:2px solid #0f1117;border-radius:6px;cursor:ew-resize;z-index:3;padding:0}.timeline-handle:focus-visible{outline:2px solid var(--success);outline-offset:2px}.time-info{display:flex;gap:24px;margin-bottom:16px;flex-wrap:wrap}.time-info-item{display:flex;flex-direction:column;gap:2px}.time-label{font-size:11px;letter-spacing:.06em;color:var(--muted)}.time-value{font-size:18px;font-weight:700;font-variant-numeric:tabular-nums;font-family:SFMono-Regular,Consolas,Liberation Mono,Menlo,monospace}.preset-row{display:flex;gap:10px;margin-bottom:16px}.preset-row .btn{flex:1}.action-row{display:flex;gap:10px;flex-wrap:wrap}.action-row .btn{flex:1;min-width:160px}.duration-grid{display:grid;grid-template-columns:repeat(4,1fr);gap:8px;margin-bottom:16px}@media (min-width: 480px){.duration-grid{grid-template-columns:repeat(7,1fr)}}.duration-option{padding:10px 4px;border-radius:8px;border:1px solid var(--border);background:#1d2029;color:var(--muted);cursor:pointer;font-size:13px;font-weight:600}.duration-option:hover:not(:disabled){border-color:var(--accent)}.duration-option.active{border-color:var(--accent);background:#e8a33d1a;color:var(--accent)}.duration-option:disabled{opacity:.5;cursor:not-allowed}.progress-info{margin-top:14px}.progress-bar-track{height:8px;border-radius:999px;background:#1d2029;overflow:hidden;margin-bottom:8px}.progress-bar-fill{height:100%;background:var(--accent);transition:width .15s ease}.progress-info span{font-size:13px;color:var(--muted)}.info-text{margin:10px 0 0;font-size:13px;color:var(--muted)}.clip-list-header{display:flex;align-items:center;justify-content:space-between;gap:12px;flex-wrap:wrap;margin-bottom:14px}.clip-list-header .section-title{margin:0}.clip-list-actions{display:flex;gap:8px}.clip-grid{display:grid;grid-template-columns:repeat(auto-fill,minmax(220px,1fr));gap:14px}.clip-card{background:#1d2029;border:1px solid var(--border);border-radius:12px;overflow:hidden;display:flex;flex-direction:column}.clip-thumb-wrap{position:relative;aspect-ratio:16 / 9;background:#000;display:flex;align-items:center;justify-content:center}.clip-thumb{width:100%;height:100%;object-fit:contain;display:block}.clip-preview-video{width:100%;height:100%;object-fit:contain;display:block;background:#000}.clip-play-btn{position:absolute;top:0;right:0;bottom:0;left:0;margin:auto;width:44px;height:44px;border-radius:50%;border:none;background:#0f1117b3;color:var(--text);display:flex;align-items:center;justify-content:center;cursor:pointer}.clip-play-btn:hover{background:#e8a33dd9;color:#171208}.clip-play-btn-pause{inset:auto 8px 8px auto;width:32px;height:32px}.clip-info{padding:10px 12px 4px}.clip-title{font-weight:700;font-size:14px}.clip-meta{font-size:12px;color:var(--muted);margin-top:2px}.clip-actions{display:flex;gap:8px;padding:10px 12px 12px}.clip-actions .btn{flex:1;padding:8px 10px;font-size:12px}.app-footer{text-align:center;padding:20px;font-size:12px;color:var(--muted);border-top:1px solid var(--border)}@media (max-width: 520px){.app-header{padding:14px 16px}.app-main{padding:18px 12px 48px}.section{padding:16px}.upload-card h1{font-size:26px}.action-row .btn{min-width:100%}.time-info{gap:16px}.crop-preview-frame{height:240px}}