:root{--fire-primary:#a33;--fire-primary-light:#c55;--fire-primary-dark:#822;--fire-accent:#e67e22;--fire-success:#2e7d32;--fire-bg:#fdf8f6;--fire-border:#e8d6d0}.fire-calc-page{max-width:1000px;margin:0 auto;font-family:'Ubuntu',Arial,sans-serif}.fire-calc-hero{text-align:center;padding:40px 20px;background:#fff;border:2px solid var(--fire-primary);border-radius:16px;color:#333;margin-bottom:30px;box-shadow:0 4px 20px rgba(0,0,0,0.05)}.hero-icon{font-size:48px;margin-bottom:15px;text-shadow:none}.fire-calc-hero h1{font-size:28px;margin:0 0 10px 0;font-weight:700;color:#333}.hero-subtitle{font-size:16px;opacity:1;color:#666;margin:0}.fire-calc-container{background:#fff;border-radius:12px;box-shadow:0 4px 20px rgba(0,0,0,0.08);overflow:hidden;margin-bottom:40px}.wizard-progress{display:flex;padding:20px;background:#f8f9fa;border-bottom:1px solid #eee;gap:10px}.wizard-step{flex:1;display:flex;align-items:center;gap:10px;padding:10px 15px;background:#fff;border-radius:8px;border:2px solid #eee;opacity:0.5;transition:all 0.3s}.wizard-step.active{opacity:1;border-color:var(--fire-primary)}.wizard-step.completed{opacity:1;border-color:var(--fire-success);background:#f0fff0}.step-num{width:28px;height:28px;border-radius:50%;background:#eee;display:flex;align-items:center;justify-content:center;font-weight:700;font-size:14px}.wizard-step.active .step-num{background:var(--fire-primary);color:#fff}.wizard-step.completed .step-num{background:var(--fire-success);color:#fff}.step-label{font-size:14px;font-weight:500;color:#666}.wizard-step.active .step-label{color:#333}.wizard-panel{display:none;padding:30px}.wizard-panel.active{display:block;animation:fadeIn 0.3s ease}@keyframes fadeIn{from{opacity:0;transform:translateY(10px)}to{opacity:1;transform:translateY(0)}}.wizard-panel h2{font-size:22px;margin:0 0 10px 0;color:#333}.step-hint{color:#666;margin:0 0 25px 0}.object-type-grid{display:grid;grid-template-columns:repeat(2,1fr);gap:15px}.object-type-card{padding:25px 20px;border:2px solid #eee;border-radius:12px;cursor:pointer;transition:all 0.2s;text-align:center}.object-type-card:hover{border-color:var(--fire-primary-light);background:var(--fire-bg)}.object-type-card.selected{border-color:var(--fire-primary);background:var(--fire-bg);box-shadow:0 0 0 3px rgba(198,40,40,0.1)}.card-icon{font-size:36px;margin-bottom:10px}.card-title{font-size:16px;font-weight:600;color:#333;margin-bottom:5px}.card-desc{font-size:13px;color:#888}.form-row{margin-bottom:25px}.form-label{display:block;font-size:14px;font-weight:600;color:#333;margin-bottom:8px}.help-trigger{display:inline-flex;align-items:center;justify-content:center;width:18px;height:18px;background:#0073aa;color:#fff;border-radius:50%;font-size:11px;cursor:pointer;margin-left:5px}.fire-select,.fire-input{width:100%;height:44px;padding:0 15px;border:2px solid #ddd;border-radius:8px;font-size:15px;transition:border-color 0.2s}.fire-select:focus,.fire-input:focus{outline:none;border-color:var(--fire-primary)}.error-field{border-color:#ff4d4f !important;background-color:#fff1f0;box-shadow:0 0 0 2px rgba(255,77,79,0.2)}.fire-input.small{width:90px;text-align:center}.volume-input-group{display:flex;align-items:center;gap:10px}.volume-input-group .fire-input{flex:1}.volume-unit{font-size:14px;color:#666;font-weight:500}.form-hint{font-size:13px;color:#888;margin:10px 0}.dimensions-row{display:flex;align-items:center;gap:10px;margin-top:10px}.dimensions-row span{color:#999}.btn-calc-volume{width:44px;height:44px;border:none;background:var(--fire-primary);color:#fff;border-radius:8px;cursor:pointer;font-size:18px}.btn-calc-volume:hover{background:var(--fire-primary-dark)}.radio-group{display:flex;gap:15px}.radio-item{display:flex;align-items:center;gap:8px;padding:12px 20px;border:2px solid #ddd;border-radius:8px;cursor:pointer;transition:all 0.2s}.radio-item:hover{border-color:var(--fire-primary-light)}.radio-item input[type="radio"]{accent-color:var(--fire-primary)}.radio-item input[type="radio"]:checked+span{font-weight:600}.wizard-nav{display:flex;justify-content:space-between;padding-top:20px;border-top:1px solid #eee;margin-top:30px}.btn-wizard{padding:12px 30px;border:none;border-radius:8px;font-size:15px;font-weight:600;cursor:pointer;transition:all 0.2s}.btn-back{background:#f5f5f5;color:#666}.btn-back:hover{background:#eee}.btn-next{background:var(--fire-primary);color:#fff}.btn-next:hover{background:var(--fire-primary-dark)}.result-card{background:#fff}.result-header{display:flex;align-items:center;gap:15px;padding-bottom:20px;border-bottom:2px solid #eee;margin-bottom:25px}.result-icon{font-size:36px}.result-header h2{margin:0;font-size:24px}.result-section{margin-bottom:30px;padding:20px;border-radius:10px}.result-section h3{font-size:16px;margin:0 0 15px 0;color:#333}.legal-block{background:#f0f7ff;border:1px solid #cce0f5}.legal-text{font-size:14px;line-height:1.7;color:#444;margin-bottom:20px}.legal-text strong{color:#0073aa}.result-volume-box{display:flex;align-items:center;justify-content:space-between;padding:20px;background:#fff;border-radius:8px;border:2px solid #0073aa}.volume-label{font-size:14px;color:#666}.volume-value{font-size:32px;font-weight:700;color:var(--fire-primary)}.tech-block{background:#fff8e1;border:1px solid #ffe082}.tech-text{font-size:14px;line-height:1.6;color:#5d4037;margin-bottom:15px}.tank-config{display:flex;flex-direction:column;gap:0}.products-block{background:#f8f9fa;border:1px solid #e9ecef}.products-grid{display:grid;grid-template-columns:repeat(2,1fr);gap:15px}.product-card{background:#fff;border-radius:8px;padding:15px;border:1px solid #eee;display:flex;gap:15px;text-decoration:none;color:#333;transition:all 0.2s}.product-card:hover{border-color:var(--fire-primary);box-shadow:0 4px 12px rgba(0,0,0,0.08)}.product-card img{width:80px;height:80px;object-fit:contain;border-radius:6px;background:#f8f8f8}.product-info{flex:1}.product-name{font-size:14px;font-weight:600;margin-bottom:5px;line-height:1.3}.product-volume{font-size:13px;color:#666}.product-price{font-size:16px;font-weight:700;color:var(--fire-primary);margin-top:8px}.product-loading{grid-column:1 / -1;text-align:center;padding:30px;color:#999}.sets-section{grid-column:1 / -1;margin-bottom:25px}.sets-section:last-child{margin-bottom:0}.sets-section h4{font-size:16px;margin-bottom:12px;color:#193857;font-weight:700}.sets-row{display:grid;grid-template-columns:1fr 1fr;gap:15px}.modular-set-card{background:#fff;border-radius:12px;padding:0;border:2px solid #e9ecef;display:flex;flex-direction:column;overflow:hidden;transition:transform 0.2s,box-shadow 0.2s,border-color 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(max-width:768px){.object-type-grid{grid-template-columns:1fr}.wizard-progress{flex-direction:column}.products-grid{grid-template-columns:1fr}.info-grid{grid-template-columns:1fr}.result-actions{flex-direction:column}.dimensions-row{flex-wrap:wrap}.fire-input.small{width:70px}.lead-gate-fields{flex-direction:column}.cart-success-banner{flex-direction:column;gap:10px;text-align:center}.step-label{font-size:12px}}.tank-config-loading{text-align:center;color:#888;padding:12px;font-size:14px}.tank-config-line{display:flex;flex-wrap:wrap;align-items:baseline;gap:6px;padding:10px 14px;background:#fff;border:1px solid #e8d6d0;border-radius:8px;margin-bottom:8px;cursor:pointer;transition:border-color 0.2s,background 0.2s;font-size:14px;line-height:1.5}.tank-config-line:last-child{margin-bottom:0}.tank-config-line:hover{border-color:var(--fire-primary);background:#fdf8f6}.tank-config-pool{font-weight:700;color:#333;white-space:nowrap}.tank-config-items{color:#555}.tank-config-price{color:var(--fire-primary);font-weight:600}.tank-config-empty{text-align:center;color:#888;padding:10px;font-size:14px}#btn-pdf-main{margin-top:12px;width:100%}.selected-variant-summary{margin-top:16px;padding:16px 20px;background:#f0f7ff;border:2px solid #b0cfe0;border-radius:10px}.svs-header{font-weight:700;font-size:15px;color:#0073aa;margin-bottom:8px}.svs-items{margin-bottom:8px}.svs-item{font-size:14px;color:#333;padding:2px 0}.svs-total{font-size:15px;font-weight:600;color:#333;padding-top:6px;border-top:1px solid #cce0f5}.fire-quick-calcs{margin-top:40px;padding:30px;background:#fff;border-radius:12px;border:1px solid #eee}.fire-quick-calcs h2{text-align:center;font-size:20px;margin:0 0 25px 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a:hover{text-decoration:underline}