.tool-header{text-align:center;margin-bottom:40px}.header-badge{display:flex;justify-content:center;gap:12px;margin-bottom:24px;flex-wrap:wrap}.badge{background:linear-gradient(135deg, #667eea, #764ba2);color:white;padding:6px 18px;border-radius:40px;font-size:0.75rem;font-weight:500;box-shadow:0 2px 8px rgba(0,0,0,0.1)}.tool-header h1{font-size:2.2rem;font-weight:800;background:linear-gradient(135deg, #1e293b, #667eea);-webkit-background-clip:text;background-clip:text;color:transparent;margin-bottom:12px}.tool-header p{color:var(--gray-500);font-size:1rem}.core-stats{display:flex;justify-content:center;gap:24px;margin-bottom:32px;flex-wrap:wrap}.core-stat{background:white;border-radius:60px;padding:16px 28px;display:flex;align-items:center;gap:16px;box-shadow:0 4px 15px rgba(0,0,0,0.05);border:1px solid var(--gray-200)}.core-stat-icon{width:48px;height:48px;background:linear-gradient(135deg, #e0e7ff, #f0f4ff);border-radius:50%;display:flex;align-items:center;justify-content:center;color:#667eea;font-size:1.3rem}.core-stat-info{text-align:left}.core-stat-value{display:block;font-size:1.5rem;font-weight:700;color:var(--gray-800)}.core-stat-label{font-size:0.7rem;color:var(--gray-500)}.cutter-tabs{display:flex;gap:16px;margin-bottom:32px;justify-content:center}.cutter-tab{background:transparent;border:none;padding:14px 28px;cursor:pointer;transition:all 0.3s;border-radius:20px;text-align:center;min-width:140px}.cutter-tab i{font-size:1.3rem;color:var(--gray-400);margin-bottom:8px;display:block}.cutter-tab span{display:block;font-weight:600;color:var(--gray-600);margin-bottom:4px}.cutter-tab small{font-size:0.65rem;color:var(--gray-400)}.cutter-tab.active{background:linear-gradient(135deg, #667eea, #764ba2);box-shadow:0 8px 25px rgba(102,126,234,0.3)}.cutter-tab.active i,.cutter-tab.active span,.cutter-tab.active small{color:white}.upload-area{background:linear-gradient(135deg, #f8fafc, #fff);border:2px dashed var(--gray-300);border-radius:32px;padding:48px;text-align:center;cursor:pointer;transition:all 0.3s;margin-bottom:24px}.upload-area:hover{border-color:#667eea;background:linear-gradient(135deg, #f0f4ff, #fff)}.upload-icon{font-size:4rem;color:#667eea;margin-bottom:16px}.upload-title{font-size:1.1rem;font-weight:500;margin-bottom:8px}.upload-hint{font-size:0.75rem;color:var(--gray-400);margin-bottom:20px}.upload-btn{margin-top:8px}.video-preview{background:var(--gray-50);border-radius:24px;overflow:hidden;margin-bottom:24px}.video-wrapper{position:relative;background:#000;min-height:300px;display:flex;align-items:center;justify-content:center}.video-player{width:100%;max-height:400px;background:#000}.video-overlay{position:absolute;top:0;left:0;right:0;bottom:0;background:rgba(0,0,0,0.5);display:flex;align-items:center;justify-content:center;opacity:0;transition:opacity 0.3s;cursor:pointer}.video-wrapper:hover .video-overlay{opacity:1}.play-btn{width:64px;height:64px;background:rgba(255,255,255,0.9);border-radius:50%;display:flex;align-items:center;justify-content:center;font-size:1.5rem;color:#667eea;transition:transform 0.2s}.play-btn:hover{transform:scale(1.1)}.video-info-bar{display:flex;gap:24px;padding:12px 20px;background:white;border-top:1px solid var(--gray-200);font-size:0.75rem;color:var(--gray-500)}.time-range{background:var(--gray-50);border-radius:20px;padding:20px;margin-bottom:24px}.range-header{display:flex;justify-content:space-between;align-items:center;flex-wrap:wrap;gap:16px;margin-bottom:20px}.range-header span{font-weight:600;font-size:0.85rem}.time-inputs{display:flex;gap:16px;flex-wrap:wrap}.time-input{display:flex;flex-direction:column;gap:4px}.time-input label{font-size:0.65rem;color:var(--gray-500)}.time-input-field{width:100px;padding:8px 12px;border:1px solid var(--gray-200);border-radius:12px;font-family:monospace;text-align:center;background:white}.timeline-slider{margin:20px 0 10px;position:relative}.timeline-track{position:relative;height:80px;background:linear-gradient(180deg, #1a1a2e, #2d2d44);border-radius:12px;overflow:hidden;cursor:pointer}.timeline-preview{position:absolute;top:0;left:0;height:100%;width:100%;background:repeating-linear-gradient(90deg, rgba(255,255,255,0.05) 0, rgba(255,255,255,0.05) 2px, transparent 2px, transparent 30px)}.timeline-range{position:absolute;top:0;height:100%;background:rgba(102,126,234,0.3);border-left:2px solid #667eea;border-right:2px solid #667eea}.timeline-handle{position:absolute;top:50%;transform:translateY(-50%);width:24px;height:48px;background:#667eea;border-radius:20px;display:flex;align-items:center;justify-content:center;color:white;cursor:ew-resize;z-index:10;box-shadow:0 2px 8px rgba(0,0,0,0.2)}.start-handle{left:0}.end-handle{right:0}.cut-options,.gif-options,.split-options{display:flex;gap:24px;flex-wrap:wrap;margin-bottom:24px;padding:20px;background:var(--gray-50);border-radius:20px}.option-group{flex:1;min-width:150px}.option-group label{display:block;font-size:0.7rem;font-weight:600;color:var(--gray-500);margin-bottom:8px}.select-input{width:100%;padding:10px 14px;border:1px solid var(--gray-200);border-radius:40px;background:white;font-size:0.85rem}.width-input{width:100px;padding:10px 14px;border:1px solid var(--gray-200);border-radius:40px;text-align:center}.number-input{width:100px;padding:10px 14px;border:1px solid var(--gray-200);border-radius:40px;text-align:center}.hint{font-size:0.7rem;color:var(--gray-400);margin-left:8px}.split-type-buttons{display:flex;gap:12px}.split-type-btn{background:white;border:1px solid var(--gray-200);padding:8px 20px;border-radius:40px;font-size:0.8rem;cursor:pointer;transition:all 0.2s}.split-type-btn.active{background:#667eea;color:white;border-color:#667eea}.cut-btn{width:100%;padding:14px;font-size:1rem;border-radius:60px;background:linear-gradient(135deg, #667eea, #764ba2);margin-top:8px}.progress-area{margin-top:24px;padding:20px;background:var(--gray-50);border-radius:20px;text-align:center}.progress-header{margin-bottom:16px;display:flex;align-items:center;justify-content:center;gap:8px}.progress-bar{background:var(--gray-200);border-radius:30px;height:8px;overflow:hidden;margin:16px 0}.progress-fill{height:100%;background:linear-gradient(90deg, #667eea, #764ba2);width:0%;transition:width 0.3s;border-radius:30px}.progress-percent{font-size:0.8rem;font-weight:600;color:#667eea}.result-area{margin-top:24px;background:white;border-radius:24px;overflow:hidden;border:1px solid var(--gray-200);animation:fadeIn 0.3s ease}.result-header{display:flex;justify-content:space-between;align-items:center;padding:16px 24px;background:linear-gradient(135deg, #f8fafc, #fff);border-bottom:1px solid var(--gray-200)}.result-title{display:flex;align-items:center;gap:8px;font-weight:600;color:#10b981}.result-actions{display:flex;gap:12px}.result-btn{background:transparent;border:none;padding:6px 16px;border-radius:30px;cursor:pointer;transition:all 0.2s;display:inline-flex;align-items:center;gap:6px;color:var(--gray-600)}.result-btn:hover{background:var(--gray-100);color:#667eea}.result-preview{padding:20px;background:#000;text-align:center}.result-video{max-width:100%;max-height:300px;border-radius:12px}.result-info{display:flex;gap:24px;justify-content:center;padding:16px;background:var(--gray-50);font-size:0.75rem}.ad-section{margin:20px 0 40px}.ad-banner{background:linear-gradient(135deg, #f5f5f5, #fff);border:1px solid var(--gray-200);border-radius:16px;padding:20px;text-align:center;position:relative}.ad-label{position:absolute;top:8px;right:12px;font-size:0.6rem;color:var(--gray-400)}@keyframes fadeIn{from{opacity:0;transform:translateY(10px)}to{opacity:1;transform:translateY(0)}}@media (max-width:900px){.time-inputs{width:100%}.range-header{flex-direction:column;align-items:flex-start}.cut-options,.gif-options,.split-options{flex-direction:column}.cutter-tab{min-width:auto;padding:10px 16px}.core-stats{gap:12px}.core-stat{padding:12px 20px}}@media (max-width:480px){.time-input-field{width:80px}.result-header{flex-direction:column;gap:12px}}