.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, #e0f2fe);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)}.input-card{background:linear-gradient(135deg, #fff, #f8fafc);border-radius:80px;padding:8px;box-shadow:0 20px 40px -15px rgba(0,0,0,0.1);border:1px solid rgba(0,0,0,0.05);margin-bottom:24px}.input-wrapper{display:flex;align-items:center;gap:12px;background:white;border-radius:80px;padding:6px 6px 6px 24px}.input-icon{color:#0891b2;font-size:1.1rem}.host-input{flex:1;border:none;padding:16px 0;font-size:1rem;background:transparent}.host-input:focus{outline:none}.scan-btn{background:linear-gradient(135deg, #0891b2, #0e7490);border:none;padding:12px 28px;border-radius:60px;color:white;font-weight:600;cursor:pointer;transition:all 0.3s}.scan-btn:hover{transform:translateY(-2px);box-shadow:0 10px 25px rgba(8,145,178,0.4)}.input-tips{display:flex;justify-content:center;gap:24px;margin-top:16px;flex-wrap:wrap}.tip{font-size:0.7rem;color:var(--gray-500);display:flex;align-items:center;gap:6px}.tip i{color:#10b981}.port-section{background:var(--gray-50);border-radius:24px;padding:20px;margin-bottom:24px}.port-tabs{display:flex;gap:12px;margin-bottom:20px;border-bottom:1px solid var(--gray-200);padding-bottom:12px}.port-tab{background:transparent;border:none;padding:8px 20px;cursor:pointer;border-radius:30px;font-size:0.85rem;transition:all 0.2s}.port-tab.active{background:#0891b2;color:white}.port-grid{display:grid;grid-template-columns:repeat(auto-fill, minmax(100px, 1fr));gap:12px;margin-bottom:20px}.port-item{background:white;border:1px solid var(--gray-200);border-radius:12px;padding:12px;text-align:center;cursor:pointer;transition:all 0.2s}.port-item.selected{background:#0891b2;border-color:#0891b2;color:white}.port-item:hover{transform:translateY(-2px);box-shadow:0 4px 12px rgba(0,0,0,0.08)}.port-number{display:block;font-size:1rem;font-weight:600}.port-service{display:block;font-size:0.7rem;color:var(--gray-500)}.port-item.selected .port-service{color:rgba(255,255,255,0.8)}.port-actions{display:flex;gap:12px;justify-content:flex-end}.port-action-btn{background:transparent;border:1px solid var(--gray-300);padding:6px 16px;border-radius:30px;font-size:0.75rem;cursor:pointer}.scan-ports-btn{background:linear-gradient(135deg, #0891b2, #0e7490);border:none;padding:10px 24px;border-radius:40px;color:white;font-weight:500;cursor:pointer;margin-top:16px;width:100%}.custom-input-group label{display:block;font-size:0.8rem;margin-bottom:8px;color:var(--gray-600)}.custom-textarea{width:100%;min-height:100px;padding:12px;border:1px solid var(--gray-200);border-radius:16px;resize:vertical;font-family:monospace}.range-input-group{display:flex;flex-direction:column;gap:16px}.range-inputs{display:flex;gap:20px;justify-content:center}.range-item{flex:1}.range-item label{display:block;font-size:0.75rem;margin-bottom:6px;color:var(--gray-600)}.range-input{width:100%;padding:10px;border:1px solid var(--gray-200);border-radius:12px}.range-warning{background:#fef3c7;color:#92400e;padding:8px 12px;border-radius:12px;font-size:0.7rem;display:flex;align-items:center;gap:8px}.scan-progress{background:var(--gray-50);border-radius:20px;padding:20px;margin-bottom:24px;text-align:center}.progress-bar{height:8px;background:var(--gray-200);border-radius:4px;overflow:hidden;margin-bottom:12px}.progress-fill{height:100%;background:linear-gradient(90deg, #0891b2, #0e7490);width:0%;transition:width 0.3s}.progress-text{font-size:0.8rem;color:var(--gray-600)}.scan-result{background:var(--gray-50);border-radius:20px;overflow:hidden;margin-bottom:24px}.result-header{display:flex;justify-content:space-between;align-items:center;padding:16px 20px;background:white;border-bottom:1px solid var(--gray-200)}.result-title{display:flex;align-items:center;gap:10px;font-weight:600}.result-actions{display:flex;gap:12px}.result-action-btn{background:transparent;border:1px solid var(--gray-300);padding:6px 14px;border-radius:30px;font-size:0.7rem;cursor:pointer}.result-action-btn:hover{background:var(--gray-100)}.result-list{max-height:400px;overflow-y:auto}.result-item{display:flex;justify-content:space-between;align-items:center;padding:12px 20px;border-bottom:1px solid var(--gray-200)}.result-item.open{background:#f0fdf4}.result-item.closed{background:#fef2f2}.result-port{font-weight:600;font-family:monospace}.result-status{display:inline-flex;align-items:center;gap:6px;padding:4px 12px;border-radius:30px;font-size:0.7rem}.status-open{background:#d1fae5;color:#065f46}.status-closed{background:#fee2e2;color:#991b1b}.port-info{background:white;border-radius:20px;border:1px solid var(--gray-200);margin-bottom:24px;overflow:hidden}.info-header{display:flex;align-items:center;gap:10px;padding:14px 20px;background:var(--gray-50);cursor:pointer}.toggle-btn{margin-left:auto;background:transparent;border:none;cursor:pointer;color:var(--gray-500)}.info-content{padding:16px;border-top:1px solid var(--gray-200)}.info-grid{display:grid;grid-template-columns:repeat(2, 1fr);gap:12px}.info-item{display:flex;gap:12px;font-size:0.75rem}.info-item .port{font-weight:600;color:#0891b2;min-width:50px}.info-item .desc{color:var(--gray-600)}.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-bottom{display:grid;grid-template-columns:repeat(4, 1fr);gap:16px;padding:16px;background:var(--gray-50);border-radius:20px}@media (max-width:900px){.info-grid-bottom{grid-template-columns:repeat(2, 1fr)}.stats-cards{gap:12px}.stat-card{padding:12px 20px}}@media (max-width:480px){.input-wrapper{flex-direction:column;border-radius:30px;padding:20px}.input-card{border-radius:30px}.scan-btn{width:100%}.info-grid-bottom{grid-template-columns:1fr}.range-inputs{flex-direction:column}.info-grid{grid-template-columns:1fr}}