:root{--bg: #0a0a1a;--bg-card: #111128;--bg-hover: #1a1a3a;--bg-input: #0d0d22;--accent: #10b981;--accent-hover: #059669;--accent-glow: rgba(16, 185, 129, .3);--accent-soft: rgba(16, 185, 129, .1);--text: #e2e8f0;--text-muted: #94a3b8;--text-dim: #64748b;--border: #1e293b;--border-hover: #334155;--danger: #ef4444;--success: #22c55e;--warning: #f59e0b;--radius: 12px;--radius-sm: 8px;--radius-xs: 6px;--shadow: 0 4px 24px rgba(0, 0, 0, .3);--transition: .2s ease;--font: "Inter", -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, 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var(--accent-glow)}.format-btn:disabled{opacity:.3;cursor:not-allowed}.quality-value{color:var(--accent);font-weight:700;font-size:.9rem}.quality-slider{-webkit-appearance:none;-moz-appearance:none;appearance:none;width:100%;height:6px;background:var(--bg);border-radius:3px;outline:none}.quality-slider::-webkit-slider-thumb{-webkit-appearance:none;width:20px;height:20px;background:var(--accent);border-radius:50%;cursor:pointer;box-shadow:0 0 8px var(--accent-glow)}.quality-slider::-moz-range-thumb{width:20px;height:20px;background:var(--accent);border-radius:50%;cursor:pointer;border:none}.resize-inputs{display:flex;align-items:flex-end;gap:.75rem}.resize-field{flex:1;display:flex;flex-direction:column;gap:.3rem}.resize-field label{font-size:.8rem;color:var(--text-dim)}.resize-input{width:100%;padding:.5rem .75rem;background:var(--bg);border:1px solid var(--border);border-radius:var(--radius-xs);color:var(--text);font-size:.9rem;outline:none;transition:border-color 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