.stats-grid{display:grid;grid-template-columns:repeat(3, 1fr);gap:20px;margin-bottom:30px}.stat-card{background:white;border-radius:20px;padding:20px;display:flex;align-items:center;gap:16px;border:1px solid var(--gray-200);transition:all 0.3s}.stat-card:hover{transform:translateY(-4px);box-shadow:0 10px 30px rgba(0,0,0,0.1)}.stat-icon{width:50px;height:50px;background:linear-gradient(135deg, #e0e7ff, #f0f4ff);border-radius:16px;display:flex;align-items:center;justify-content:center;font-size:24px;color:var(--primary-color)}.stat-value{font-size:1.6rem;font-weight:700;color:var(--gray-800)}.stat-label{font-size:0.75rem;color:var(--gray-500)}.input-section{margin-bottom:24px}.section-header{display:flex;justify-content:space-between;align-items:center;margin-bottom:16px;flex-wrap:wrap;gap:12px}.section-header h3{font-size:1rem;display:flex;align-items:center;gap:8px}.input-actions{display:flex;gap:8px;flex-wrap:wrap}.input-type-tabs{display:flex;gap:8px;margin-bottom:12px}.type-tab{background:var(--gray-100);border:none;padding:6px 20px;border-radius:30px;cursor:pointer;font-size:0.8rem;transition:all 0.2s}.type-tab.active{background:var(--primary-color);color:white}.input-textarea{width:100%;min-height:150px;padding:16px;font-family:'Fira Code',monospace;font-size:0.9rem;border:1px solid var(--gray-300);border-radius:16px;resize:vertical;background:#1a1a2e;color:#e0e0e0;line-height:1.6}.input-textarea:focus{outline:none;border-color:var(--primary-color)}.algorithm-section{margin-bottom:24px}.algorithm-section h3{font-size:1rem;margin-bottom:16px;display:flex;align-items:center;gap:8px}.algorithm-grid{display:grid;grid-template-columns:repeat(auto-fill, minmax(180px, 1fr));gap:12px}.algo-btn{background:var(--gray-50);border:1px solid var(--gray-200);padding:10px 16px;border-radius:12px;cursor:pointer;transition:all 0.2s;font-size:0.85rem;text-align:left}.algo-btn.active{background:var(--primary-color);border-color:var(--primary-color);color:white}.algo-btn:hover:not(.active){background:var(--gray-100);transform:translateY(-2px)}.advanced-section{margin-bottom:24px;border:1px solid var(--gray-200);border-radius:16px;overflow:hidden}.advanced-header{padding:12px 16px;background:var(--gray-50);cursor:pointer;display:flex;align-items:center;gap:8px;font-weight:500}.advanced-header i{transition:transform 0.2s}.advanced-header.open i{transform:rotate(90deg)}.advanced-content{padding:16px;border-top:1px solid var(--gray-200);display:none}.param-grid{display:grid;grid-template-columns:repeat(auto-fill, minmax(180px, 1fr));gap:16px}.param-item label{display:block;font-size:0.7rem;color:var(--gray-500);margin-bottom:4px}.param-input{width:100%;padding:8px 12px;border:1px solid var(--gray-300);border-radius:8px;font-family:monospace;background:var(--gray-50);font-size:0.85rem}.result-section{background:linear-gradient(135deg, #1a1a2e, #16213e);border-radius:20px;padding:20px;margin-bottom:24px}.result-header{display:flex;justify-content:space-between;align-items:center;margin-bottom:20px;flex-wrap:wrap;gap:12px}.result-header h3{color:white;font-size:1rem;display:flex;align-items:center;gap:8px}.result-display{display:grid;grid-template-columns:repeat(3, 1fr);gap:20px}.result-card{background:rgba(255,255,255,0.1);border-radius:16px;padding:16px;text-align:center}.result-label{font-size:0.7rem;color:rgba(255,255,255,0.6);margin-bottom:8px}.result-value{font-family:'Fira Code',monospace;font-size:1.2rem;font-weight:700;color:#4ade80;word-break:break-all}.verify-section{margin-bottom:24px}.verify-section h3{font-size:1rem;margin-bottom:16px;display:flex;align-items:center;gap:8px}.verify-input{display:flex;gap:12px}.verify-input-field{flex:1;padding:12px 16px;border:1px solid var(--gray-300);border-radius:12px;font-family:monospace}.verify-result{margin-top:12px;padding:12px;border-radius:12px;font-size:0.9rem}.verify-result.success{background:#d1fae5;color:#065f46}.verify-result.error{background:#fee2e2;color:#991b1b}.process-section{margin-bottom:24px;border:1px solid var(--gray-200);border-radius:16px;overflow:hidden}.process-header{padding:12px 16px;background:var(--gray-50);cursor:pointer;display:flex;align-items:center;gap:8px;font-weight:500}.process-log{padding:16px;background:#1a1a2e;color:#e0e0e0;font-family:monospace;font-size:0.75rem;line-height:1.5;max-height:300px;overflow-y:auto;margin:0}.algorithm-compare{background:var(--gray-50);border-radius:16px;overflow-x:auto;margin-top:16px}.compare-header,.compare-row{display:grid;grid-template-columns:160px 100px 100px 100px 1fr;gap:12px;padding:12px 16px;font-size:0.75rem}.compare-header{background:var(--gray-100);font-weight:600}.compare-row{border-bottom:1px solid var(--gray-200)}.compare-row:last-child{border-bottom:none}@media (max-width:900px){.stats-grid{grid-template-columns:1fr}.result-display{grid-template-columns:1fr}.algorithm-grid{grid-template-columns:1fr 1fr}.compare-header,.compare-row{grid-template-columns:120px 90px 90px 90px 1fr;font-size:0.65rem;gap:6px}}@media (max-width:600px){.algorithm-grid{grid-template-columns:1fr}}