.service-hero{padding:130px 0 16px;background:linear-gradient(165deg,#f0f7ff 0%,#ffffff 70%);text-align:center;}.service-hero h1{font-size:2.4rem;font-weight:900;margin:8px 0;}.service-hero h1 .gradient{background:linear-gradient(145deg,#25D366,#128C7E);-webkit-background-clip:text;-webkit-text-fill-color:transparent;}.service-hero p{font-size:0.95rem;color:#475569;max-width:600px;margin:0 auto;}.service-hero .back-link{display:inline-flex;align-items:center;gap:8px;color:#1d4ed8;text-decoration:none;font-weight:600;margin-bottom:8px;transition:all 0.3s ease;font-size:0.85rem;}.service-hero .back-link:hover{gap:14px;}.service-hero .badge{display:inline-block;background:#d1fae5;color:#059669;padding:3px 16px;border-radius:40px;font-weight:600;font-size:0.7rem;text-transform:uppercase;letter-spacing:0.5px;}.plan-selector-section{padding:16px 0 30px;}.plan-selector-section .section-header{text-align:center;margin-bottom:16px;}.plan-selector-section .section-header h2{font-size:1.6rem;font-weight:800;}.plan-selector-section .section-header h2 .gradient{background:linear-gradient(145deg,#25D366,#128C7E);-webkit-background-clip:text;-webkit-text-fill-color:transparent;}.plan-selector-section .section-header .sub{color:#64748b;max-width:500px;margin:2px auto 0;font-size:0.8rem;}.split-layout{display:grid;grid-template-columns:1fr 320px;gap:20px;align-items:start;}.product-list-wrapper{background:white;border-radius:12px;box-shadow:0 4px 24px rgba(0,0,0,0.06);border:1px solid #e2e8f0;overflow:auto !important;display:flex;flex-direction:column;}.category-tabs{display:flex;flex-wrap:wrap;gap:4px;padding:8px 12px;border-bottom:1px solid #e2e8f0;background:#fafbfc;flex-shrink:0;}.category-tabs .tab{padding:5px 14px;border-radius:16px;border:1px solid #e2e8f0;background:white;cursor:pointer;font-weight:600;font-size:0.65rem;transition:all 0.3s ease;color:#64748b;white-space:nowrap;touch-action:manipulation;}.category-tabs .tab:hover{border-color:#25D366;color:#0b1a33;}.category-tabs .tab.active{background:linear-gradient(145deg,#25D366,#128C7E);color:white;border-color:#25D366;}.category-tabs .tab .count{font-size:0.5rem;background:rgba(0,0,0,0.06);padding:0 5px;border-radius:8px;margin-left:2px;}.category-tabs .tab.active .count{background:rgba(255,255,255,0.2);}.category-tabs .tab .core-star{color:#f59e0b;font-size:0.5rem;margin-left:1px;}.category-tabs .tab.active .core-star{color:#fcd34d;}.category-info{display:flex;justify-content:space-between;align-items:center;padding:5px 12px;background:#f8fafc;border-bottom:1px solid #e2e8f0;flex-wrap:wrap;gap:3px;flex-shrink:0;}.category-info .hint{font-size:0.7rem;color:#94a3b8;}.category-info .hint i{margin-right:3px;}.category-info .badge-group{display:flex;gap:4px;}.category-info .badge-group .badge{font-size:0.5rem;padding:1px 8px;border-radius:10px;font-weight:700;}.badge-group .badge.core{background:#dbeafe;color:#1d4ed8;}.badge-group .badge.optional{background:#fef3c7;color:#d97706;}.product-grid-wrapper{padding:8px 12px;}.product-grid{display:flex;flex-direction:column;gap:4px;overflow:auto;}.product-card{background:#f8fafc;border:2px solid transparent;border-radius:8px;padding:10px 14px;transition:all 0.3s ease;cursor:pointer;display:flex;align-items:center;gap:14px;touch-action:manipulation;min-height:48px;}.product-card:hover{border-color:#25D366;box-shadow:0 2px 8px rgba(37,211,102,0.08);}.product-card.selected{border-color:#25D366;background:#f0fdf4;}.product-card:active{transform:scale(0.98);}.product-card .radio{width:20px;height:20px;border-radius:50%;border:2px solid #cbd5e1;display:flex;align-items:center;justify-content:center;flex-shrink:0;transition:all 0.3s ease;}.product-card.selected .radio{border-color:#25D366;background:#25D366;}.product-card.selected .radio::after{content:'✓';color:white;font-size:11px;font-weight:700;}.product-card .info{flex:1;min-width:0;}.product-card .info .name{font-weight:700;font-size:0.85rem;color:#0b1a33;}.product-card .info .desc{font-size:0.7rem;color:#94a3b8;display:block;margin-top:0px;}.product-card .details{display:flex;align-items:center;gap:12px;flex-shrink:0;}.product-card .details .spec{font-size:0.65rem;color:#475569;text-align:center;padding:2px 10px;background:white;border-radius:4px;border:1px solid #e2e8f0;white-space:nowrap;}.product-card .details .price{font-weight:700;font-size:0.85rem;color:#0b1a33;min-width:50px;text-align:right;}.product-card .details .price .free{font-size:0.7rem;background:#d1fae5;color:#059669;padding:2px 10px;border-radius:12px;font-weight:700;}.product-card .badge-selected{font-size:0.5rem;background:#25D366;color:white;padding:1px 8px;border-radius:10px;font-weight:700;margin-left:3px;}.calc-panel{background:white;border-radius:12px;box-shadow:0 4px 24px rgba(0,0,0,0.06);border:1px solid #e2e8f0;padding:16px 14px;position:sticky;top:100px;max-height:600px;display:flex;flex-direction:column;}.calc-panel .panel-title{font-size:0.95rem;font-weight:800;margin-bottom:2px;display:flex;align-items:center;gap:8px;flex-shrink:0;}.calc-panel .panel-title i{color:#25D366;}.calc-panel .panel-sub{font-size:0.65rem;color:#94a3b8;margin-bottom:10px;flex-shrink:0;}.selected-items{flex:1;overflow-y:auto;margin-bottom:10px;min-height:0;-webkit-overflow-scrolling:touch;}.selected-items::-webkit-scrollbar{width:4px;}.selected-items::-webkit-scrollbar-thumb{background:#cbd5e1;border-radius:10px;}.selected-item{display:flex;justify-content:space-between;align-items:center;padding:6px 8px;background:#f8fafc;border-radius:6px;margin-bottom:4px;border-left:3px solid #25D366;}.selected-item .left .name{font-weight:600;font-size:0.78rem;}.selected-item .left .category{font-size:0.55rem;color:#94a3b8;display:block;}.selected-item .left .specs{font-size:0.55rem;color:#475569;display:flex;gap:6px;margin-top:1px;}.selected-item .left .specs span i{margin-right:2px;}.selected-item .price{font-weight:700;font-size:0.78rem;color:#0b1a33;}.selected-item .remove-btn{background:none;border:none;color:#94a3b8;cursor:pointer;padding:2px 6px;border-radius:4px;transition:all 0.3s ease;font-size:0.6rem;}.selected-item .remove-btn:hover{background:#fef2f2;color:#ef4444;}.empty-selection{text-align:center;padding:20px 10px;color:#94a3b8;}.empty-selection i{font-size:1.5rem;display:block;margin-bottom:4px;color:#cbd5e1;}.empty-selection p{font-size:0.75rem;}.calc-total{border-top:2px solid #e2e8f0;padding-top:10px;margin-top:2px;flex-shrink:0;}.calc-total .row{display:flex;justify-content:space-between;padding:2px 0;font-size:0.78rem;color:#475569;}.calc-total .row.total{font-size:1.1rem;font-weight:800;color:#0b1a33;padding-top:6px;border-top:1px solid #e2e8f0;margin-top:2px;}.calc-total .row.total .price{color:#128C7E;}.calc-actions{display:flex;gap:8px;margin-top:10px;flex-shrink:0;}.calc-actions .btn{flex:1;padding:10px 14px;border-radius:8px;font-weight:700;font-size:0.75rem;text-decoration:none;transition:all 0.3s ease;display:inline-flex;align-items:center;justify-content:center;gap:6px;border:none;cursor:pointer;touch-action:manipulation;}.calc-actions .btn-primary{background:linear-gradient(145deg,#25D366,#128C7E);color:white;}.calc-actions .btn-primary:hover{transform:translateY(-2px);box-shadow:0 8px 24px rgba(37,211,102,0.3);}.calc-actions .btn-secondary{background:#f1f5f9;color:#0b1a33;border:1px solid #e2e8f0;flex:0.5;}.calc-actions .btn-secondary:hover{background:#e2e8f0;}.toast{position:fixed;bottom:30px;right:30px;padding:10px 18px;border-radius:8px;background:#0b1a33;color:white;font-weight:600;box-shadow:0 8px 32px rgba(0,0,0,0.2);transform:translateY(80px);opacity:0;transition:all 0.4s ease;z-index:9999;max-width:380px;font-size:0.8rem;display:flex;align-items:center;gap:6px;font-family:'Inter',sans-serif;}.toast.show{transform:translateY(0);opacity:1;}.toast.success{background:#059669;}.toast.error{background:#dc2626;}.toast.info{background:#1d4ed8;}@media (max-width:1024px){.split-layout{grid-template-columns:1fr 280px;gap:16px;}}@media (max-width:768px){.service-hero{padding:115px 0 14px;}.service-hero h1{font-size:1.8rem;}.service-hero p{font-size:0.85rem;}.split-layout{grid-template-columns:1fr;gap:14px;}.calc-panel{position:static;order:2;max-height:none;}.product-grid-wrapper{padding:6px 10px;overflow:visible;}.product-card{padding:12px 14px;min-height:56px;gap:14px;}.product-card .info .name{font-size:0.9rem;}.product-card .info .desc{font-size:0.75rem;}.product-card .details .spec{font-size:0.7rem;padding:3px 12px;}.product-card .details .price{font-size:0.9rem;min-width:55px;}.product-card .radio{width:22px;height:22px;}.product-card .radio::after{font-size:12px;}.category-tabs .tab{padding:6px 14px;font-size:0.7rem;}.category-info .hint{font-size:0.75rem;}.category-info .badge-group .badge{font-size:0.55rem;padding:1px 10px;}}@media (max-width:480px){.service-hero h1{font-size:1.5rem;}.service-hero{padding:105px 0 12px;}.plan-selector-section .section-header h2{font-size:1.3rem;}.product-card{padding:10px 12px;min-height:50px;gap:12px;}.product-card .info .name{font-size:0.82rem;}.product-card .info .desc{font-size:0.65rem;}.product-card .details .spec{font-size:0.6rem;padding:2px 8px;}.product-card .details .price{font-size:0.82rem;min-width:48px;}.product-card .radio{width:20px;height:20px;}.product-card .radio::after{font-size:10px;}.category-tabs .tab{padding:4px 10px;font-size:0.6rem;}.calc-panel{padding:12px 10px;}.calc-panel .panel-title{font-size:0.85rem;}.selected-item .left .name{font-size:0.75rem;}.selected-item .price{font-size:0.75rem;}.calc-total .row.total{font-size:0.9rem;}.calc-actions .btn{padding:10px 12px;font-size:0.75rem;}}@media (max-width:360px){.product-card{padding:8px 10px;min-height:44px;gap:10px;}.product-card .info .name{font-size:0.72rem;}.product-card .details .spec{font-size:0.5rem;padding:1px 6px;}.product-card .details .price{font-size:0.72rem;min-width:40px;}.product-card .radio{width:18px;height:18px;}.product-card .radio::after{font-size:9px;}.category-tabs .tab{font-size:0.5rem;padding:3px 8px;}.calc-actions{flex-direction:column;}.calc-actions .btn-secondary{flex:1;}}@media (hover:none){.product-card:hover{transform:none;border-color:transparent;}.product-card:active{transform:scale(0.97);}.product-card.selected:active{transform:scale(0.97);}.category-tabs .tab:active{transform:scale(0.95);}}