/* ============================================
   SELF STORAGE - Enhanced Calculator Styles
   Version: 3.0.0 - Harmonisé avec le formulaire de devis
   ============================================ */

:root {
    --primary-color: #3b82f6;
    --primary-dark: #2563eb;
    --primary-light: #dbeafe;
    --success-color: #10b981;
    --warning-color: #f59e0b;
    --error-color: #ef4444;
    --gray-50: #f9fafb;
    --gray-100: #f3f4f6;
    --gray-200: #e5e7eb;
    --gray-300: #d1d5db;
    --gray-400: #9ca3af;
    --gray-500: #6b7280;
    --gray-600: #4b5563;
    --gray-700: #374151;
    --gray-800: #1f2937;
    --gray-900: #111827;
    --blue-600: #2563eb;
    --border-radius: 12px;
    --border-radius-lg: 16px;
    --shadow-sm: 0 1px 2px 0 rgba(0, 0, 0, 0.05);
    --shadow: 0 1px 3px 0 rgba(0, 0, 0, 0.1), 0 1px 2px 0 rgba(0, 0, 0, 0.06);
    --shadow-md: 0 4px 6px -1px rgba(0, 0, 0, 0.1), 0 2px 4px -1px rgba(0, 0, 0, 0.06);
    --shadow-lg: 0 10px 15px -3px rgba(0, 0, 0, 0.1), 0 4px 6px -2px rgba(0, 0, 0, 0.05);
    --shadow-xl: 0 20px 25px -5px rgba(0, 0, 0, 0.1), 0 10px 10px -5px rgba(0, 0, 0, 0.04);
}

* {
    box-sizing: border-box;
}

/* Container principal */
.self-storage-calculator {
    max-width: 900px;
    margin: 2rem auto;
    padding: 0 1rem;
    font-family: -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, "Helvetica Neue", Arial, sans-serif;
}

.calculator-container {
    background: linear-gradient(135deg, rgba(255, 255, 255, 0.95), rgba(248, 250, 252, 0.95));
    backdrop-filter: blur(10px);
    border: 1px solid rgba(255, 255, 255, 0.2);
    border-radius: var(--border-radius-lg);
    padding: 2.5rem;
    box-shadow: var(--shadow-xl);
    position: relative;
    overflow: hidden;
}

.calculator-container::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    height: 4px;
    background: linear-gradient(90deg, var(--primary-color), var(--blue-600));
}

/* Header */
.calculator-header {
    text-align: center;
    margin-bottom: 3rem;
}

.calculator-header h2 {
    font-size: 2.5rem;
    font-weight: 700;
    color: var(--gray-900);
    margin: 0 0 1rem;
    letter-spacing: -0.025em;
}

.calculator-header p {
    font-size: 1.125rem;
    color: var(--gray-600);
    margin: 0;
    max-width: 600px;
    margin: 0 auto;
    line-height: 1.6;
}

/* Catégories */
.calculator-categories {
    margin-bottom: 2.5rem;
}

.categories-header {
    text-align: center;
    margin-bottom: 1.5rem;
}

.categories-header h3 {
    font-size: 1.5rem;
    font-weight: 600;
    color: var(--gray-900);
    margin: 0 0 0.5rem;
}

.categories-header p {
    color: var(--gray-600);
    margin: 0;
}

.categories-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(200px, 1fr));
    gap: 1rem;
    margin-bottom: 2rem;
}

.category-card {
    background: white;
    border: 2px solid var(--gray-200);
    border-radius: var(--border-radius);
    padding: 1.5rem;
    text-align: center;
    cursor: pointer;
    transition: all 0.3s ease;
    position: relative;
}

.category-card:hover {
    border-color: var(--primary-color);
    box-shadow: var(--shadow-md);
    transform: translateY(-2px);
}

.category-card.selected {
    border-color: var(--primary-color);
    background: var(--primary-light);
    box-shadow: var(--shadow-md);
}

.category-icon {
    font-size: 2.5rem;
    margin-bottom: 1rem;
    display: block;
}

.category-title {
    font-size: 1.125rem;
    font-weight: 600;
    color: var(--gray-900);
    margin: 0 0 0.5rem;
}

.category-description {
    font-size: 0.875rem;
    color: var(--gray-600);
    margin: 0;
}

/* Grille d'éléments */
.items-section {
    margin-bottom: 2.5rem;
}

.items-header {
    display: flex;
    justify-content: space-between;
    align-items: center;
    margin-bottom: 1.5rem;
}

.items-header h3 {
    font-size: 1.25rem;
    font-weight: 600;
    color: var(--gray-900);
    margin: 0;
}

.clear-selection {
    background: var(--gray-100);
    border: 1px solid var(--gray-300);
    color: var(--gray-700);
    padding: 0.5rem 1rem;
    border-radius: var(--border-radius);
    font-size: 0.875rem;
    cursor: pointer;
    transition: all 0.2s ease;
}

.clear-selection:hover {
    background: var(--gray-200);
}

.items-grid {
    display: grid;
    grid-template-columns: repeat(auto-fill, minmax(150px, 1fr));
    gap: 1rem;
}

.item-card {
    background: white;
    border: 1px solid var(--gray-200);
    border-radius: var(--border-radius);
    padding: 1rem;
    text-align: center;
    cursor: pointer;
    transition: all 0.2s ease;
    position: relative;
}

.item-card:hover {
    border-color: var(--primary-color);
    box-shadow: var(--shadow);
}

.item-card.selected {
    border-color: var(--primary-color);
    background: var(--primary-light);
    box-shadow: var(--shadow);
}

.item-card.selected::after {
    content: '✓';
    position: absolute;
    top: 0.5rem;
    right: 0.5rem;
    background: var(--primary-color);
    color: white;
    width: 1.5rem;
    height: 1.5rem;
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 0.75rem;
    font-weight: bold;
}

.item-icon {
    font-size: 1.5rem;
    margin-bottom: 0.5rem;
    display: block;
}

.item-name {
    font-size: 0.875rem;
    color: var(--gray-900);
    font-weight: 500;
    margin: 0 0 0.5rem 0;
}

.item-quantity {
    margin-top: 0.5rem;
}

.quantity-controls {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    background: var(--primary-color);
    border-radius: 12px;
    padding: 0;
    border: none;
    gap: 0;
    max-width: fit-content;
    margin: 0 auto;
    overflow: hidden;
}

.quantity-btn {
    background: var(--primary-color);
    color: white;
    border: none;
    width: 24px;
    height: 24px;
    border-radius: 0;
    font-size: 0.875rem;
    font-weight: 700;
    cursor: pointer;
    display: flex;
    align-items: center;
    justify-content: center;
    transition: all 0.2s ease;
    line-height: 1;
}

.quantity-btn:hover {
    background: var(--primary-dark);
    transform: scale(1.1);
}

.quantity-btn:active {
    transform: scale(0.95);
}

.quantity-btn.minus {
    border-top-left-radius: 12px;
    border-bottom-left-radius: 12px;
}

.quantity-btn.plus {
    border-top-right-radius: 12px;
    border-bottom-right-radius: 12px;
}

.quantity-input {
    width: 28px !important;
    height: 24px !important;
    border: none !important;
    border-radius: 0 !important;
    text-align: center !important;
    font-size: 0.875rem !important;
    font-weight: 700 !important;
    color: white !important;
    padding: 0 !important;
    background: var(--primary-color) !important;
    line-height: 24px !important;
    box-sizing: border-box !important;
    outline: none !important;
}

.quantity-input:focus {
    outline: none;
    border-color: var(--primary-color);
    box-shadow: inset 0 1px 2px rgba(0, 0, 0, 0.05), 0 0 0 1px var(--primary-color);
    z-index: 1;
    position: relative;
}

.item-card.selected .item-name {
    margin-bottom: 0.25rem;
}

.item-card.selected .quantity-controls {
    background: var(--primary-color);
    box-shadow: 0 0 0 2px rgba(59, 130, 246, 0.2);
}

/* Bouton de calcul */
.calculate-section {
    text-align: center;
    margin: 2.5rem 0;
}

.calculate-button {
    background: white !important;
    background-color: white !important;
    border: 2px solid #081737 !important;
    padding: 1rem 2rem;
    border-radius: var(--border-radius);
    font-size: 1.125rem;
    font-weight: 600;
    cursor: pointer;
    transition: all 0.3s ease;
    box-shadow: 0 4px 15px rgba(8, 23, 55, 0.2);
    min-width: 200px;
}

.calculate-button:hover {
    background: #f8f9ff !important;
    background-color: #f8f9ff !important;
    border-color: #2932E6 !important;
    transform: translateY(-2px);
    box-shadow: 0 8px 25px rgba(8, 23, 55, 0.3);
}

.calculate-button:active {
    transform: translateY(0);
}

.calculate-button:disabled {
    background: #f3f4f6 !important;
    background-color: #f3f4f6 !important;
    border-color: #d1d5db !important;
    cursor: not-allowed;
    transform: none;
    box-shadow: none;
    opacity: 0.6;
}

/* Résultats */
.storage-results {
    margin-top: 2.5rem;
}

.results-container {
    background: white;
    border: 1px solid var(--gray-200);
    border-radius: var(--border-radius-lg);
    padding: 2rem;
    box-shadow: var(--shadow);
}

.result-header {
    text-align: center;
    margin-bottom: 2rem;
}

.result-header h3 {
    font-size: 1.5rem;
    font-weight: 600;
    color: var(--gray-900);
    margin: 0 0 0.5rem;
}

.result-header p {
    color: var(--gray-600);
    margin: 0;
}

.recommended-box {
    background: linear-gradient(135deg, var(--primary-light), rgba(var(--success-color), 0.1));
    border: 2px solid var(--primary-color);
    border-radius: var(--border-radius-lg);
    padding: 2rem;
    text-align: center;
    position: relative;
}

.recommended-badge {
    position: absolute;
    top: -10px;
    left: 50%;
    transform: translateX(-50%);
    background: var(--success-color);
    color: white;
    padding: 0.25rem 1rem;
    border-radius: 20px;
    font-size: 0.75rem;
    font-weight: 600;
    text-transform: uppercase;
    letter-spacing: 0.5px;
}

.box-info {
    margin-bottom: 1.5rem;
}

.box-title {
    font-size: 1.5rem;
    font-weight: 700;
    color: var(--gray-900);
    margin: 0 0 0.5rem;
}

.box-size {
    font-size: 1.125rem;
    color: var(--primary-color);
    font-weight: 600;
    margin: 0 0 1rem;
}

.box-description {
    color: var(--gray-600);
    margin: 0 0 1.5rem;
}

.box-pricing {
    background: white;
    border-radius: var(--border-radius);
    padding: 1.5rem;
    margin-bottom: 1.5rem;
}

.price-main {
    font-size: 2rem;
    font-weight: 700;
    color: var(--primary-color);
    margin: 0 0 0.25rem;
}

.price-period {
    color: var(--gray-600);
    font-size: 0.875rem;
    margin: 0;
}

.btn-get-quote {
    background: white !important;
    background-color: white !important;
    border: 2px solid #081737 !important;
    text-decoration: none;
    padding: 1rem 2rem;
    border-radius: var(--border-radius);
    font-weight: 600;
    display: inline-flex;
    align-items: center;
    gap: 0.5rem;
    transition: all 0.3s ease;
    box-shadow: 0 4px 15px rgba(8, 23, 55, 0.2);
}

.btn-get-quote:hover {
    background: #f8f9ff !important;
    background-color: #f8f9ff !important;
    border-color: #2932E6 !important;
    transform: translateY(-2px);
    box-shadow: 0 8px 25px rgba(8, 23, 55, 0.3);
    text-decoration: none;
    color: white;
}

.quote-icon {
    font-size: 1.125rem;
}

.no-box-result {
    text-align: center;
    padding: 2rem;
    color: var(--gray-600);
    background: var(--gray-50);
    border-radius: var(--border-radius);
    border: 1px dashed var(--gray-300);
}

/* Responsive */
@media (max-width: 768px) {
    .calculator-container {
        padding: 1.5rem;
        margin: 1rem;
    }

    .calculator-header h2 {
        font-size: 2rem;
    }

    .categories-grid {
        grid-template-columns: 1fr;
        gap: 0.75rem;
    }

    .items-grid {
        grid-template-columns: repeat(auto-fill, minmax(120px, 1fr));
        gap: 0.75rem;
    }

    .category-card,
    .item-card {
        padding: 1rem;
    }

    .calculate-button {
        width: 100%;
        padding: 0.875rem 1.5rem;
    }

    .results-container {
        padding: 1.5rem;
    }
}

@media (max-width: 480px) {
    .calculator-container {
        padding: 1rem;
    }

    .calculator-header h2 {
        font-size: 1.75rem;
    }

    .items-grid {
        grid-template-columns: repeat(2, 1fr);
    }
}

/* Animations */
@keyframes fadeInUp {
    from {
        opacity: 0;
        transform: translateY(20px);
    }
    to {
        opacity: 1;
        transform: translateY(0);
    }
}

.storage-results {
    animation: fadeInUp 0.5s ease-out;
}

/* Loading states */
.calculate-button.loading {
    position: relative;
    color: transparent;
}

.calculate-button.loading::after {
    content: '';
    position: absolute;
    top: 50%;
    left: 50%;
    transform: translate(-50%, -50%);
    width: 20px;
    height: 20px;
    border: 2px solid rgba(255, 255, 255, 0.3);
    border-top: 2px solid white;
    border-radius: 50%;
    animation: spin 1s linear infinite;
}

@keyframes spin {
    to {
        transform: translate(-50%, -50%) rotate(360deg);
    }
}