.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, #8b5cf6, #7c3aed);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, #8b5cf6);-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, #ede9fe, #f5f3ff);border-radius:50%;display:flex;align-items:center;justify-content:center;color:#8b5cf6;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)}.algo-selector{background:linear-gradient(135deg, #faf5ff, #f3e8ff);border-radius:24px;padding:20px;margin-bottom:24px}.algo-grid{display:flex;gap:16px;flex-wrap:wrap;margin-bottom:16px}.algo-btn{flex:1;background:white;border:2px solid var(--gray-200);padding:16px;border-radius:20px;cursor:pointer;transition:all 0.3s;text-align:center;min-width:120px}.algo-btn i{font-size:1.3rem;color:#8b5cf6;margin-bottom:8px;display:block}.algo-btn span{display:block;font-weight:600;margin-bottom:4px}.algo-btn small{font-size:0.7rem;color:var(--gray-500)}.algo-btn.active{background:linear-gradient(135deg, #8b5cf6, #7c3aed);border-color:#8b5cf6;color:white}.algo-btn.active i{color:white}.algo-btn.active small{color:rgba(255,255,255,0.8)}.algo-info{background:white;border-radius:16px;padding:12px 16px;font-size:0.85rem;color:var(--gray-600);display:flex;align-items:center;gap:10px}.algo-info i{color:#8b5cf6}.input-card,.output-card,.compare-card{background:white;border-radius:24px;border:1px solid var(--gray-200);overflow:hidden;margin-bottom:24px;transition:all 0.3s}.card-header{display:flex;justify-content:space-between;align-items:center;padding:16px 20px;background:linear-gradient(135deg, #f8fafc, #fff);border-bottom:1px solid var(--gray-200)}.card-title{display:flex;align-items:center;gap:10px;font-weight:600;color:var(--gray-700)}.card-title i{color:#8b5cf6}.card-actions{display:flex;gap:8px}.icon-btn{background:transparent;border:none;padding:8px 10px;border-radius:30px;cursor:pointer;transition:all 0.2s;color:var(--gray-500)}.icon-btn:hover{background:var(--gray-100);color:#8b5cf6}.file-label{cursor:pointer;display:inline-flex;align-items:center}.input-textarea{width:100%;min-height:200px;padding:20px;font-family:'Fira Code',monospace;font-size:0.9rem;line-height:1.6;border:none;resize:vertical;background:#1a1a2e;color:#e0e0e0}.input-textarea:focus{outline:none}.input-footer{padding:12px 20px;background:var(--gray-50);border-top:1px solid var(--gray-200);display:flex;gap:20px;font-size:0.7rem;color:var(--gray-500)}.result-hash{padding:24px;font-family:'Fira Code',monospace;font-size:0.9rem;line-height:1.6;word-break:break-all;background:#1a1a2e;color:#a78bfa;min-height:120px}.result-footer{padding:12px 20px;background:var(--gray-50);border-top:1px solid var(--gray-200);display:flex;justify-content:space-between;align-items:center}.format-toggle{background:transparent;border:1px solid var(--gray-300);padding:4px 12px;border-radius:30px;font-size:0.7rem;cursor:pointer}.format-toggle:hover{background:var(--gray-200)}.compare-input{padding:20px;display:flex;gap:12px}.compare-field{flex:1;padding:12px 16px;border:1px solid var(--gray-300);border-radius:16px;font-family:monospace}.compare-btn{background:linear-gradient(135deg, #8b5cf6, #7c3aed);border:none;padding:12px 24px;border-radius:16px;color:white;cursor:pointer}.compare-result{padding:16px 20px;border-top:1px solid var(--gray-200);font-size:0.85rem}.compare-result.match{background:#d1fae5;color:#065f46}.compare-result.not-match{background:#fee2e2;color:#991b1b}.file-progress{background:var(--gray-50);border-radius:20px;padding:20px;text-align:center;margin-bottom:20px}.progress-bar{height:8px;background:var(--gray-200);border-radius:4px;overflow:hidden;margin-bottom:12px}.progress-fill{height:100%;background:linear-gradient(90deg, #8b5cf6, #7c3aed);width:0%;transition:width 0.3s}.info-section{margin-top:24px}.divider{display:flex;align-items:center;gap:12px;margin-bottom:16px}.divider span{font-size:0.85rem;font-weight:500;color:var(--gray-600)}.divider::after{content:'';flex:1;height:1px;background:var(--gray-200)}.info-grid{display:grid;grid-template-columns:repeat(4, 1fr);gap:16px}.info-card{background:var(--gray-50);border-radius:20px;padding:16px;transition:all 0.3s}.info-card:hover{transform:translateY(-2px);box-shadow:0 4px 12px rgba(0,0,0,0.05)}.info-card h4{font-size:0.9rem;margin-bottom:8px;display:flex;align-items:center;gap:6px;color:var(--gray-700)}.info-card p{font-size:0.75rem;color:var(--gray-500)}@keyframes fadeIn{from{opacity:0;transform:translateY(10px)}to{opacity:1;transform:translateY(0)}}@media (max-width:900px){.info-grid{grid-template-columns:repeat(2, 1fr)}.algo-grid{flex-direction:column}.algo-btn{min-width:auto}}@media (max-width:480px){.core-stats{gap:12px}.core-stat{padding:12px 20px}.info-grid{grid-template-columns:1fr}.compare-input{flex-direction:column}}