/**
 * Photo Book Builder - Frontend Styles
 *
 * Styles pour le catalogue, l'espace client et les éléments communs.
 *
 * @package PhotoBookBuilder
 */

/* ==========================================================================
   Variables
   ========================================================================== */

:root {
    --pbb-primary: #3498db;
    --pbb-primary-dark: #2980b9;
    --pbb-primary-light: #ebf5fb;
    --pbb-secondary: #2ecc71;
    --pbb-accent: #9b59b6;
    --pbb-danger: #e74c3c;
    --pbb-warning: #f39c12;
    --pbb-dark: #2c3e50;
    --pbb-gray-100: #f8f9fa;
    --pbb-gray-200: #e9ecef;
    --pbb-gray-300: #dee2e6;
    --pbb-gray-400: #ced4da;
    --pbb-gray-500: #adb5bd;
    --pbb-gray-600: #6c757d;
    --pbb-gray-700: #495057;
    --pbb-gray-800: #343a40;
    --pbb-gray-900: #212529;
    --pbb-border-radius: 8px;
    --pbb-border-radius-lg: 12px;
    --pbb-shadow: 0 2px 8px rgba(0, 0, 0, 0.08);
    --pbb-shadow-lg: 0 8px 24px rgba(0, 0, 0, 0.12);
    --pbb-transition: all 0.3s ease;
}

/* ==========================================================================
   Base Components
   ========================================================================== */

.pbb-container {
    max-width: 1200px;
    margin: 0 auto;
    padding: 0 20px;
}

.pbb-btn {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    gap: 8px;
    padding: 12px 24px;
    font-size: 15px;
    font-weight: 600;
    text-decoration: none;
    border: 2px solid var(--pbb-gray-300);
    border-radius: var(--pbb-border-radius);
    background: #fff;
    color: var(--pbb-gray-700);
    cursor: pointer;
    transition: var(--pbb-transition);
}

.pbb-btn:hover {
    border-color: var(--pbb-primary);
    color: var(--pbb-primary);
    text-decoration: none;
}

.pbb-btn-primary {
    background: var(--pbb-primary);
    border-color: var(--pbb-primary);
    color: #fff;
}

.pbb-btn-primary:hover {
    background: var(--pbb-primary-dark);
    border-color: var(--pbb-primary-dark);
    color: #fff;
}

.pbb-btn-secondary {
    background: var(--pbb-secondary);
    border-color: var(--pbb-secondary);
    color: #fff;
}

.pbb-btn-sm {
    padding: 8px 16px;
    font-size: 13px;
}

.pbb-btn-lg {
    padding: 16px 32px;
    font-size: 18px;
}

/* ==========================================================================
   Catalogue
   ========================================================================== */

.pbb-catalog {
    padding: 40px 0;
}

.pbb-catalog-header {
    text-align: center;
    margin-bottom: 40px;
}

.pbb-catalog-header h1 {
    font-size: 36px;
    font-weight: 700;
    color: var(--pbb-dark);
    margin: 0 0 12px 0;
}

.pbb-catalog-header p {
    font-size: 18px;
    color: var(--pbb-gray-600);
    margin: 0;
}

.pbb-catalog-grid {
    display: grid;
    gap: 30px;
}

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

.pbb-catalog.pbb-columns-3 .pbb-catalog-grid {
    grid-template-columns: repeat(3, 1fr);
}

.pbb-catalog.pbb-columns-4 .pbb-catalog-grid {
    grid-template-columns: repeat(4, 1fr);
}

@media (max-width: 992px) {
    .pbb-catalog.pbb-columns-3 .pbb-catalog-grid,
    .pbb-catalog.pbb-columns-4 .pbb-catalog-grid {
        grid-template-columns: repeat(2, 1fr);
    }
}

@media (max-width: 576px) {
    .pbb-catalog-grid {
        grid-template-columns: 1fr !important;
    }
}

.pbb-catalog-item {
    background: #fff;
    border-radius: var(--pbb-border-radius-lg);
    overflow: hidden;
    box-shadow: var(--pbb-shadow);
    transition: var(--pbb-transition);
}

.pbb-catalog-item:hover {
    transform: translateY(-4px);
    box-shadow: var(--pbb-shadow-lg);
}

.pbb-catalog-image {
    position: relative;
    height: 240px;
    background: var(--pbb-gray-100);
    overflow: hidden;
}

.pbb-catalog-image img {
    width: 100%;
    height: 100%;
    object-fit: cover;
    transition: transform 0.5s ease;
}

.pbb-catalog-item:hover .pbb-catalog-image img {
    transform: scale(1.05);
}

.pbb-catalog-placeholder {
    width: 100%;
    height: 100%;
    display: flex;
    align-items: center;
    justify-content: center;
    color: var(--pbb-gray-400);
    font-size: 64px;
}

.pbb-catalog-content {
    padding: 24px;
}

.pbb-catalog-title {
    font-size: 20px;
    font-weight: 600;
    color: var(--pbb-dark);
    margin: 0 0 12px 0;
}

.pbb-catalog-description {
    font-size: 14px;
    color: var(--pbb-gray-600);
    line-height: 1.6;
    margin: 0 0 16px 0;
}

.pbb-catalog-meta {
    display: flex;
    align-items: center;
    justify-content: space-between;
    margin-bottom: 20px;
    font-size: 14px;
    color: var(--pbb-gray-600);
}

.pbb-catalog-price {
    font-weight: 600;
    color: var(--pbb-primary);
}

.pbb-catalog-button {
    display: block;
    width: 100%;
    padding: 14px;
    background: var(--pbb-primary);
    color: #fff;
    text-align: center;
    text-decoration: none;
    font-weight: 600;
    border-radius: var(--pbb-border-radius);
    transition: var(--pbb-transition);
}

.pbb-catalog-button:hover {
    background: var(--pbb-primary-dark);
    color: #fff;
    text-decoration: none;
}

.pbb-no-products {
    text-align: center;
    padding: 60px 20px;
    color: var(--pbb-gray-500);
    font-size: 18px;
}

/* ==========================================================================
   Espace Client
   ========================================================================== */

.pbb-account {
    max-width: 1200px;
    margin: 0 auto;
    padding: 40px 20px;
}

.pbb-account-nav {
    display: flex;
    gap: 8px;
    margin-bottom: 30px;
    padding-bottom: 20px;
    border-bottom: 1px solid var(--pbb-gray-200);
}

.pbb-account-nav a {
    padding: 12px 20px;
    font-size: 15px;
    font-weight: 500;
    color: var(--pbb-gray-600);
    text-decoration: none;
    border-radius: var(--pbb-border-radius);
    transition: var(--pbb-transition);
}

.pbb-account-nav a:hover {
    background: var(--pbb-gray-100);
    color: var(--pbb-dark);
}

.pbb-account-nav a.active {
    background: var(--pbb-primary);
    color: #fff;
}

.pbb-account-nav .count {
    font-weight: 400;
    opacity: 0.7;
}

/* Projects Grid */
.pbb-projects-grid {
    display: grid;
    grid-template-columns: repeat(auto-fill, minmax(280px, 1fr));
    gap: 24px;
}

.pbb-project-card {
    background: #fff;
    border-radius: var(--pbb-border-radius-lg);
    overflow: hidden;
    box-shadow: var(--pbb-shadow);
    transition: var(--pbb-transition);
}

.pbb-project-card:hover {
    box-shadow: var(--pbb-shadow-lg);
}

.pbb-project-preview {
    position: relative;
    height: 180px;
    background: var(--pbb-gray-100);
    overflow: hidden;
}

.pbb-project-preview img {
    width: 100%;
    height: 100%;
    object-fit: cover;
}

.pbb-project-placeholder {
    width: 100%;
    height: 100%;
    display: flex;
    align-items: center;
    justify-content: center;
    color: var(--pbb-gray-400);
    font-size: 48px;
}

.pbb-project-status {
    position: absolute;
    top: 12px;
    right: 12px;
    padding: 4px 12px;
    font-size: 12px;
    font-weight: 600;
    text-transform: uppercase;
    border-radius: 20px;
}

.pbb-status-draft {
    background: var(--pbb-warning);
    color: #fff;
}

.pbb-status-completed {
    background: var(--pbb-secondary);
    color: #fff;
}

.pbb-status-ordered {
    background: var(--pbb-primary);
    color: #fff;
}

.pbb-project-info {
    padding: 20px;
}

.pbb-project-info h4 {
    font-size: 18px;
    font-weight: 600;
    color: var(--pbb-dark);
    margin: 0 0 8px 0;
}

.pbb-project-meta {
    font-size: 14px;
    color: var(--pbb-gray-600);
    margin: 0 0 8px 0;
}

.pbb-project-date {
    font-size: 13px;
    color: var(--pbb-gray-500);
    margin: 0;
}

.pbb-project-actions {
    padding: 0 20px 20px;
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(92px, 1fr));
    gap: 8px;
}

.pbb-project-actions .pbb-btn,
.pbb-project-actions .pbb-btn-edit,
.pbb-project-actions .pbb-btn-delete,
.pbb-project-actions .pbb-btn-duplicate {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    width: 100%;
    min-height: 36px;
    padding: 8px 10px;
    margin: 0;
    font-size: 13px;
    line-height: 1.2;
    text-align: center;
    border-width: 1px;
}

.pbb-project-actions .pbb-btn-edit {
    background: var(--pbb-primary);
    color: #fff;
    text-decoration: none;
    border-radius: var(--pbb-border-radius);
    font-weight: 500;
    transition: var(--pbb-transition);
}

.pbb-project-actions .pbb-btn-edit:hover {
    background: var(--pbb-primary-dark);
    color: #fff;
}

.pbb-project-actions .pbb-btn-delete {
    background: transparent;
    border: 1px solid var(--pbb-gray-300);
    color: var(--pbb-gray-600);
    border-radius: var(--pbb-border-radius);
    cursor: pointer;
    transition: var(--pbb-transition);
}

.pbb-project-actions .pbb-btn-delete:hover {
    background: var(--pbb-danger);
    border-color: var(--pbb-danger);
    color: #fff;
}

.pbb-project-actions .pbb-btn-duplicate {
    background: transparent;
    border: 1px solid var(--pbb-gray-300);
    color: var(--pbb-gray-700);
    border-radius: var(--pbb-border-radius);
    cursor: pointer;
    transition: var(--pbb-transition);
}

.pbb-project-actions .pbb-btn-duplicate:hover {
    background: var(--pbb-primary);
    border-color: var(--pbb-primary);
    color: #fff;
}

/* Orders Table */
.pbb-orders-table {
    width: 100%;
    border-collapse: collapse;
    background: #fff;
    border-radius: var(--pbb-border-radius-lg);
    overflow: hidden;
    box-shadow: var(--pbb-shadow);
}

.pbb-orders-table th,
.pbb-orders-table td {
    padding: 16px 20px;
    text-align: left;
}

.pbb-orders-table th {
    background: var(--pbb-gray-100);
    font-size: 13px;
    font-weight: 600;
    text-transform: uppercase;
    color: var(--pbb-gray-600);
}

.pbb-orders-table td {
    border-bottom: 1px solid var(--pbb-gray-200);
    font-size: 14px;
}

.pbb-orders-table tr:last-child td {
    border-bottom: none;
}

.pbb-order-status {
    display: inline-block;
    padding: 4px 12px;
    font-size: 12px;
    font-weight: 600;
    border-radius: 20px;
}

.pbb-order-status.pbb-status-pending {
    background: var(--pbb-warning);
    color: #fff;
}

.pbb-order-status.pbb-status-processing {
    background: var(--pbb-primary);
    color: #fff;
}

.pbb-order-status.pbb-status-shipped {
    background: var(--pbb-secondary);
    color: #fff;
}

.pbb-order-status.pbb-status-completed {
    background: var(--pbb-secondary);
    color: #fff;
}

.pbb-order-status.pbb-status-cancelled {
    background: var(--pbb-danger);
    color: #fff;
}

/* Empty States */
.pbb-empty-state {
    text-align: center;
    padding: 80px 20px;
    background: var(--pbb-gray-100);
    border-radius: var(--pbb-border-radius-lg);
}

.pbb-empty-state .dashicons {
    font-size: 64px;
    width: 64px;
    height: 64px;
    color: var(--pbb-gray-400);
    margin-bottom: 20px;
}

.pbb-empty-state p {
    font-size: 18px;
    color: var(--pbb-gray-600);
    margin: 0 0 24px 0;
}

/* ==========================================================================
   Login Required / Permission Denied
   ========================================================================== */

.pbb-login-required,
.pbb-error {
    max-width: 500px;
    margin: 60px auto;
    padding: 40px;
    text-align: center;
    background: #fff;
    border-radius: var(--pbb-border-radius-lg);
    box-shadow: var(--pbb-shadow);
}

.pbb-login-required p,
.pbb-error {
    font-size: 16px;
    color: var(--pbb-gray-600);
    margin: 0 0 24px 0;
}

.pbb-login-required .pbb-btn {
    margin: 0 8px;
}

/* ==========================================================================
   Product Selection
   ========================================================================== */

.pbb-product-selection {
    max-width: 1000px;
    margin: 60px auto;
    padding: 0 20px;
}

.pbb-product-selection h2 {
    text-align: center;
    font-size: 32px;
    font-weight: 700;
    color: var(--pbb-dark);
    margin: 0 0 40px 0;
}

.pbb-product-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
    gap: 24px;
}

.pbb-product-selection .pbb-product-card {
    display: block;
    text-decoration: none;
    background: #fff;
    border-radius: var(--pbb-border-radius-lg);
    overflow: hidden;
    box-shadow: var(--pbb-shadow);
    transition: var(--pbb-transition);
}

.pbb-product-selection .pbb-product-card:hover {
    transform: translateY(-4px);
    box-shadow: var(--pbb-shadow-lg);
}

.pbb-product-selection .pbb-product-card img {
    width: 100%;
    height: 180px;
    object-fit: cover;
}

.pbb-product-selection .pbb-product-card h3 {
    padding: 20px;
    margin: 0;
    font-size: 18px;
    color: var(--pbb-dark);
    text-align: center;
}

/* ==========================================================================
   Checkout
   ========================================================================== */

.pbb-checkout {
    max-width: 800px;
    margin: 0 auto;
    padding: 40px 20px;
}

.pbb-checkout h2 {
    text-align: center;
    margin-bottom: 40px;
    color: var(--pbb-dark);
}

.pbb-checkout h3 {
    font-size: 18px;
    margin-bottom: 20px;
    padding-bottom: 10px;
    border-bottom: 2px solid var(--pbb-gray-200);
    color: var(--pbb-dark);
}

.pbb-checkout-summary {
    background: var(--pbb-gray-100);
    border-radius: var(--pbb-border-radius-lg);
    padding: 30px;
    margin-bottom: 30px;
}

.pbb-checkout-variants {
    background: white;
    border: 1px solid var(--pbb-gray-200);
    border-radius: var(--pbb-border-radius-lg);
    padding: 20px 30px;
    margin-bottom: 30px;
}

.pbb-variant-options {
    display: flex;
    flex-direction: column;
    gap: 10px;
    margin-bottom: 20px;
}

.pbb-variant-option {
    display: flex;
    align-items: center;
    gap: 10px;
    padding: 10px 12px;
    border: 1px solid var(--pbb-gray-200);
    border-radius: var(--pbb-border-radius);
    cursor: pointer;
}

.pbb-variant-option input {
    margin: 0;
}

.pbb-checkout-project {
    display: flex;
    gap: 20px;
    align-items: flex-start;
}

.pbb-checkout-thumbnail {
    flex: 0 0 150px;
}

.pbb-checkout-thumbnail img {
    width: 150px;
    height: 150px;
    object-fit: cover;
    border-radius: var(--pbb-border-radius);
    box-shadow: var(--pbb-shadow);
}

.pbb-checkout-details h4 {
    margin: 0 0 15px 0;
    font-size: 20px;
    color: var(--pbb-dark);
}

.pbb-checkout-details ul {
    list-style: none;
    padding: 0;
    margin: 0;
}

.pbb-checkout-details li {
    padding: 5px 0;
    color: var(--pbb-gray-700);
}

.pbb-checkout-details strong {
    color: var(--pbb-dark);
    display: inline-block;
    width: 100px;
}

.pbb-checkout-preflight {
    background: #fff3cd;
    border: 1px solid #ffc107;
    border-radius: var(--pbb-border-radius-lg);
    padding: 30px;
    margin-bottom: 30px;
}

.pbb-checkout-preflight-errors {
    background: #f8d7da;
    border-color: #f5c6cb;
}

.pbb-checkout-preflight ul {
    list-style: none;
    padding: 0;
    margin: 20px 0;
}

.pbb-checkout-preflight li {
    padding: 8px 0 8px 25px;
    position: relative;
}

.pbb-checkout-preflight li::before {
    content: "⚠";
    position: absolute;
    left: 0;
}

.pbb-preflight-error::before {
    content: "✗" !important;
    color: var(--pbb-danger);
}

.pbb-checkout-form {
    background: white;
    border: 1px solid var(--pbb-gray-200);
    border-radius: var(--pbb-border-radius-lg);
    padding: 30px;
}

.pbb-checkout-price {
    width: 100%;
    border-collapse: collapse;
    margin-bottom: 30px;
}

.pbb-checkout-price td {
    padding: 12px 0;
    border-bottom: 1px solid var(--pbb-gray-200);
}

.pbb-checkout-price td:last-child {
    text-align: right;
    font-weight: 500;
}

.pbb-checkout-total td {
    border-bottom: none;
    padding-top: 20px;
    font-size: 1.2em;
}

.pbb-checkout-quantity {
    display: flex;
    align-items: center;
    gap: 15px;
    margin-bottom: 30px;
}

.pbb-checkout-quantity label {
    font-weight: 500;
    color: var(--pbb-dark);
}

.pbb-checkout-quantity input {
    width: 80px;
    padding: 10px 15px;
    border: 1px solid var(--pbb-gray-300);
    border-radius: var(--pbb-border-radius);
    font-size: 16px;
    text-align: center;
}

.pbb-checkout-actions {
    display: flex;
    gap: 15px;
    justify-content: flex-end;
}

.pbb-btn-large {
    padding: 15px 40px;
    font-size: 18px;
}

/* ==========================================================================
   Order Confirmation
   ========================================================================== */

.pbb-order-confirmation {
    max-width: 700px;
    margin: 0 auto;
    padding: 40px 20px;
    text-align: center;
}

.pbb-confirmation-header {
    margin-bottom: 40px;
}

.pbb-confirmation-icon {
    width: 80px;
    height: 80px;
    background: var(--pbb-secondary);
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    margin: 0 auto 20px;
    font-size: 40px;
    color: white;
}

.pbb-confirmation-header h2 {
    margin: 0 0 10px 0;
    color: var(--pbb-dark);
}

.pbb-confirmation-subtitle {
    color: var(--pbb-gray-600);
    font-size: 18px;
}

.pbb-confirmation-details {
    background: var(--pbb-gray-100);
    border-radius: var(--pbb-border-radius-lg);
    padding: 30px;
    margin-bottom: 30px;
    text-align: left;
}

.pbb-confirmation-details h3 {
    margin: 0 0 20px 0;
    font-size: 18px;
    color: var(--pbb-dark);
}

.pbb-confirmation-table {
    width: 100%;
    border-collapse: collapse;
}

.pbb-confirmation-table th,
.pbb-confirmation-table td {
    padding: 12px 0;
    border-bottom: 1px solid var(--pbb-gray-300);
}

.pbb-confirmation-table th {
    text-align: left;
    font-weight: 500;
    color: var(--pbb-gray-600);
    width: 40%;
}

.pbb-confirmation-table td {
    color: var(--pbb-dark);
}

.pbb-confirmation-table tr:last-child th,
.pbb-confirmation-table tr:last-child td {
    border-bottom: none;
}

.pbb-confirmation-next {
    background: var(--pbb-primary-light);
    border-radius: var(--pbb-border-radius-lg);
    padding: 30px;
    margin-bottom: 30px;
    text-align: left;
}

.pbb-confirmation-next h3 {
    margin: 0 0 15px 0;
    color: var(--pbb-primary-dark);
}

.pbb-confirmation-next ol {
    margin: 0;
    padding-left: 20px;
}

.pbb-confirmation-next li {
    padding: 8px 0;
    color: var(--pbb-dark);
}

.pbb-confirmation-actions {
    display: flex;
    gap: 15px;
    justify-content: center;
}

/* ==========================================================================
   Login Required
   ========================================================================== */

.pbb-login-required {
    max-width: 500px;
    margin: 60px auto;
    padding: 40px;
    text-align: center;
    background: var(--pbb-gray-100);
    border-radius: var(--pbb-border-radius-lg);
}

.pbb-login-icon {
    font-size: 48px;
    margin-bottom: 20px;
}

.pbb-login-required p {
    color: var(--pbb-gray-700);
    margin-bottom: 25px;
    font-size: 16px;
}

.pbb-login-actions {
    display: flex;
    gap: 15px;
    justify-content: center;
}

/* ==========================================================================
   Status Badges
   ========================================================================== */

.pbb-status {
    display: inline-block;
    padding: 4px 12px;
    border-radius: 20px;
    font-size: 13px;
    font-weight: 500;
}

.pbb-status-pending {
    background: #fff3cd;
    color: #856404;
}

.pbb-status-processing {
    background: #cce5ff;
    color: #004085;
}

.pbb-status-printing {
    background: #d4edda;
    color: #155724;
}

.pbb-status-shipped {
    background: #e2d6f5;
    color: #5a3e85;
}

.pbb-status-completed {
    background: #d4edda;
    color: #155724;
}

.pbb-status-cancelled {
    background: #f8d7da;
    color: #721c24;
}

.pbb-status-refunded {
    background: var(--pbb-gray-200);
    color: var(--pbb-gray-700);
}

/* ==========================================================================
   Responsive
   ========================================================================== */

@media (max-width: 768px) {
    .pbb-account-nav {
        flex-wrap: wrap;
    }
    
    .pbb-account-nav a {
        flex: 1;
        text-align: center;
        min-width: 140px;
    }
    
    .pbb-projects-grid {
        grid-template-columns: 1fr;
    }
    
    .pbb-orders-table {
        display: block;
        overflow-x: auto;
    }
    
    .pbb-checkout-project {
        flex-direction: column;
        align-items: center;
        text-align: center;
    }
    
    .pbb-checkout-details strong {
        display: block;
        width: auto;
    }
    
    .pbb-checkout-actions,
    .pbb-confirmation-actions,
    .pbb-login-actions {
        flex-direction: column;
    }
    
    .pbb-checkout-actions .pbb-btn,
    .pbb-confirmation-actions .pbb-btn,
    .pbb-login-actions .pbb-btn {
        width: 100%;
        justify-content: center;