/* ===== CALCULADORAS DE PRODUCTO STYLES ===== */
.calculator-tab-content { display: none; }
.calculator-tab-content.calculator-active { display: block; }

/* Calculator Form Styles */
.calc-select {
    width: 100%;
    padding: 12px 16px;
    font-size: 14px;
    border: 1px solid #e5e7eb;
    border-radius: 8px;
    background-color: white;
    cursor: pointer;
    appearance: none;
    background-image: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' width='12' height='8' viewBox='0 0 12 8'%3E%3Cpath fill='%236b7280' d='M1.41 0L6 4.59L10.59 0L12 1.41l-6 6l-6-6z'/%3E%3C/svg%3E");
    background-repeat: no-repeat;
    background-position: right 12px center;
    padding-right: 40px;
    transition: border-color 0.2s, box-shadow 0.2s;
}
.calc-select:focus {
    outline: none;
    border-color: #33B0DD;
    box-shadow: 0 0 0 3px rgba(51, 176, 221, 0.1);
}
.calc-input {
    width: 100%;
    padding: 12px 16px;
    font-size: 14px;
    border: 1px solid #e5e7eb;
    border-radius: 8px;
    background-color: #f9fafb;
    transition: border-color 0.2s, box-shadow 0.2s;
}
.calc-input:focus {
    outline: none;
    border-color: #33B0DD;
    box-shadow: 0 0 0 3px rgba(51, 176, 221, 0.1);
    background-color: white;
}
.calc-submit-btn {
    background-color: #dc2626;
    color: white;
    font-weight: 600;
    padding: 14px 48px;
    border-radius: 8px;
    border: none;
    cursor: pointer;
    transition: background-color 0.2s, transform 0.1s;
    font-size: 16px;
}
.calc-submit-btn:hover {
    background-color: #b91c1c;
}
.calc-submit-btn:active {
    transform: translateY(1px);
}

/* Calculator Results Styles */
.calc-result-container { margin-top: 24px; }
.calc-results-box {
    background: white;
    border: 1px solid #e5e7eb;
    border-radius: 12px;
    padding: 24px;
    box-shadow: 0 4px 6px -1px rgba(0, 0, 0, 0.05);
}
.calc-results-title {
    font-size: 20px;
    font-weight: 700;
    color: #1f2937;
    margin-bottom: 4px;
}
.calc-results-subtitle {
    font-size: 13px;
    color: #6b7280;
    margin-bottom: 20px;
}
.calc-summary {
    background-color: #f8fafc;
    border: 1px solid #e2e8f0;
    border-radius: 8px;
    padding: 16px;
    margin-bottom: 20px;
}
.calc-summary-title {
    font-size: 14px;
    font-weight: 700;
    color: #334155;
    margin-bottom: 12px;
}
.calc-summary-grid {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 8px;
    font-size: 13px;
    color: #475569;
}
.calc-product-card {
    border: 1px solid #e2e8f0;
    border-radius: 10px;
    padding: 20px;
    margin-bottom: 16px;
    background-color: #f8fafc;
    transition: box-shadow 0.2s;
}
.calc-product-card:hover {
    box-shadow: 0 4px 12px rgba(0, 0, 0, 0.08);
}
.calc-best-option {
    background-color: #eff6ff;
    border-color: #bfdbfe;
}
.calc-product-header {
    display: flex;
    align-items: flex-start;
    gap: 16px;
    margin-bottom: 16px;
}
.calc-product-img {
    width: 120px;
    height: 120px;
    object-fit: contain;
    border-radius: 8px;
    background: white;
    padding: 8px;
    border: 1px solid #e2e8f0;
    flex-shrink: 0;
}
.calc-product-info { flex: 1; }
.calc-product-name {
    font-size: 18px;
    font-weight: 700;
    color: #1e40af;
    margin: 0 0 4px 0;
    display: flex;
    align-items: center;
    gap: 8px;
}
.calc-best-badge {
    background-color: #10b981;
    color: white;
    font-size: 11px;
    font-weight: 600;
    padding: 2px 8px;
    border-radius: 4px;
}
.calc-product-desc {
    font-size: 13px;
    color: #64748b;
    line-height: 1.5;
}
.calc-product-stats {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 12px;
}
.calc-stat-box {
    background: white;
    padding: 12px;
    border-radius: 6px;
    border: 1px solid #e2e8f0;
}
.calc-stat-box.highlight {
    background-color: #dbeafe;
    border-color: #93c5fd;
}
.calc-stat-label {
    font-size: 12px;
    color: #64748b;
    margin: 0 0 4px 0;
}
.calc-stat-value {
    font-size: 16px;
    font-weight: 700;
    color: #1e293b;
    margin: 0;
}
.calc-stat-value.highlight {
    font-size: 24px;
    color: #1d4ed8;
}
.calc-recommendation {
    background-color: #eff6ff;
    border-left: 4px solid #3b82f6;
    padding: 12px 16px;
    margin-top: 12px;
    border-radius: 0 6px 6px 0;
}
.calc-recommendation-title {
    font-size: 12px;
    font-weight: 600;
    color: #1d4ed8;
    margin: 0 0 4px 0;
}
.calc-recommendation-text {
    font-size: 13px;
    color: #475569;
    line-height: 1.5;
    margin: 0;
}
.calc-disclaimer {
    font-size: 11px;
    color: #9ca3af;
    margin-top: 16px;
    padding-top: 16px;
    border-top: 1px solid #e5e7eb;
}

/* Error / No Results State */
.calc-error-box {
    background-color: #fef2f2;
    border: 1px solid #fecaca;
    border-radius: 12px;
    padding: 32px;
    text-align: center;
}
.calc-error-icon {
    width: 48px;
    height: 48px;
    background-color: #fee2e2;
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    margin: 0 auto 16px;
    color: #dc2626;
}
.calc-error-title {
    font-size: 16px;
    font-weight: 600;
    color: #1f2937;
    margin-bottom: 8px;
}
.calc-error-desc {
    font-size: 14px;
    color: #6b7280;
    margin-bottom: 20px;
}
.calc-contact-buttons {
    display: flex;
    gap: 12px;
    justify-content: center;
    flex-wrap: wrap;
}
.calc-contact-btn {
    display: inline-flex;
    align-items: center;
    gap: 8px;
    padding: 10px 20px;
    border-radius: 8px;
    font-size: 14px;
    font-weight: 500;
    text-decoration: none;
    transition: background-color 0.2s;
}
.calc-contact-btn.blue { background-color: #2563eb; color: white; }
.calc-contact-btn.blue:hover { background-color: #1d4ed8; }
.calc-contact-btn.green { background-color: #16a34a; color: white; }
.calc-contact-btn.green:hover { background-color: #15803d; }
.calc-contact-btn.dark { background-color: #374151; color: white; }
.calc-contact-btn.dark:hover { background-color: #1f2937; }

/* Tab Colors for Calculator */
.comparator-tab[data-calc-tab="adhesivos"].comparator-active { background:#33B0DD; }
.comparator-tab[data-calc-tab="autonivelantes"].comparator-active { background:#3AAE2A; }
.comparator-tab[data-calc-tab="boquillas"].comparator-active { background:#FF9016; }
.comparator-tab[data-calc-tab="limpiadores"].comparator-active { background:#00BAB3; }
.comparator-tab[data-calc-tab="decorativos"].comparator-active { background:#fbc02d; color:#333; }
.comparator-tab[data-calc-tab="aditivos"].comparator-active { background:#753CBE; }

/* Animation */
@keyframes calc-fade-in {
    from { opacity: 0; transform: translateY(10px); }
    to { opacity: 1; transform: translateY(0); }
}
.calc-animate-fade { animation: calc-fade-in 0.4s ease-out forwards; }

/* Mobile Responsive */
@media (max-width: 768px) {
    .calc-summary-grid,
    .calc-product-stats { grid-template-columns: 1fr; }
    .calc-product-header { flex-direction: column; }
    .calc-product-img { width: 100%; height: auto; max-height: 150px; }
}