.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, #0891b2, #0e7490);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, #0891b2);-webkit-background-clip:text;background-clip:text;color:transparent;margin-bottom:12px}.tool-header p{color:var(--gray-500);font-size:1rem}.stats-cards{display:flex;justify-content:center;gap:24px;margin-bottom:32px;flex-wrap:wrap}.stat-card{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)}.stat-icon{width:48px;height:48px;background:linear-gradient(135deg, #cffafe, #a5f3fc);border-radius:50%;display:flex;align-items:center;justify-content:center;color:#0891b2;font-size:1.3rem}.stat-info{text-align:left}.stat-value{display:block;font-size:1.5rem;font-weight:700;color:var(--gray-800)}.stat-label{font-size:0.7rem;color:var(--gray-500)}.mode-tabs{display:flex;gap:16px;margin-bottom:24px;justify-content:center;flex-wrap:wrap}.mode-tab{background:transparent;border:1px solid var(--gray-200);padding:12px 24px;cursor:pointer;transition:all 0.3s;border-radius:60px;text-align:center;min-width:120px}.mode-tab i{font-size:1.1rem;display:block;margin-bottom:4px}.mode-tab span{display:block;font-weight:600;font-size:0.85rem}.mode-tab small{font-size:0.65rem;color:var(--gray-500)}.mode-tab.active{background:linear-gradient(135deg, #0891b2, #0e7490);border-color:#0891b2;color:white}.mode-tab.active small{color:rgba(255,255,255,0.8)}.input-card{background:linear-gradient(135deg, #fff, #f8fafc);border-radius:24px;padding:20px;margin-bottom:24px;border:1px solid var(--gray-200)}.input-header{display:flex;justify-content:space-between;align-items:center;margin-bottom:16px;flex-wrap:wrap;gap:12px}.input-header span{font-weight:600;color:var(--gray-700)}.input-actions{display:flex;gap:8px}.action-btn-sm{background:transparent;border:1px solid var(--gray-200);padding:6px 14px;border-radius:30px;cursor:pointer;font-size:0.7rem;transition:all 0.2s}.action-btn-sm:hover{background:#0891b2;border-color:#0891b2;color:white}.source-textarea{width:100%;min-height:200px;padding:16px;font-family:'Inter',monospace;font-size:0.9rem;line-height:1.6;border:1px solid var(--gray-200);border-radius:16px;resize:vertical;background:#1a1a2e;color:#e0e0e0}.source-textarea:focus{outline:none;border-color:#0891b2}.convert-options{background:var(--gray-50);border-radius:20px;padding:20px;margin-bottom:24px;display:flex;flex-wrap:wrap;gap:24px}.option-group{flex:1;min-width:180px}.option-group label{display:block;font-size:0.75rem;font-weight:600;color:var(--gray-500);margin-bottom:12px}.checkbox-group{display:flex;flex-direction:column;gap:8px}.checkbox-label{display:flex;align-items:center;gap:8px;cursor:pointer;font-size:0.8rem}.checkbox-label input{width:16px;height:16px;cursor:pointer}.keywords-input{width:100%;padding:10px 14px;border:1px solid var(--gray-200);border-radius:40px;font-size:0.8rem}.action-bar{display:flex;justify-content:center;gap:16px;margin-bottom:24px}.process-btn{background:linear-gradient(135deg, #0891b2, #0e7490);padding:12px 32px;border-radius:50px;font-size:1rem}.btn-outline{background:transparent;border:1px solid var(--gray-300);padding:12px 24px;border-radius:50px;cursor:pointer;transition:all 0.2s}.btn-outline:hover{background:var(--gray-100);border-color:#0891b2;color:#0891b2}.output-card{background:linear-gradient(135deg, #fff, #f8fafc);border-radius:24px;overflow:hidden;border:1px solid var(--gray-200);margin-bottom:24px}.output-header{display:flex;justify-content:space-between;align-items:center;padding:14px 20px;background:linear-gradient(135deg, #f8fafc, #fff);border-bottom:1px solid var(--gray-200)}.output-header span{font-weight:600;color:var(--gray-700)}.output-actions{display:flex;gap:8px}.output-content{padding:20px;font-family:'Inter',monospace;font-size:0.9rem;line-height:1.8;background:#1a1a2e;color:#e0e0e0;min-height:200px;white-space:pre-wrap}.compare-view{background:white;border-radius:20px;border:1px solid var(--gray-200);overflow:hidden;margin-bottom:24px}.compare-header{display:flex;justify-content:space-between;align-items:center;padding:12px 16px;background:linear-gradient(135deg, #f8fafc, #fff);cursor:pointer}.toggle-compare{background:transparent;border:none;cursor:pointer;color:var(--gray-500);font-size:0.75rem}.compare-content{display:grid;grid-template-columns:1fr 1fr;gap:1px;background:var(--gray-200)}.compare-panel{background:white;padding:16px}.compare-title{font-weight:600;margin-bottom:12px;padding-bottom:8px;border-bottom:1px solid var(--gray-200);font-size:0.85rem}.compare-text{font-size:0.85rem;line-height:1.6;color:var(--gray-700);max-height:200px;overflow-y:auto}.info-section{margin-top:20px}.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;padding:16px;background:var(--gray-50);border-radius:20px}.info-item{display:flex;align-items:center;gap:8px;font-size:0.75rem;color:var(--gray-600)}.info-item i{color:#10b981}@media (max-width:900px){.info-grid{grid-template-columns:repeat(2, 1fr)}.convert-options{flex-direction:column}.compare-content{grid-template-columns:1fr}}@media (max-width:480px){.stats-cards{gap:12px}.stat-card{padding:12px 20px}.stat-value{font-size:1.2rem}.info-grid{grid-template-columns:1fr}.mode-tab{padding:8px 16px;min-width:auto}}