/* ============================================
   Panel de edición - Admin (Demo)
   Instalación Calefacción Fontanería Villa
   ============================================ */

.admin-body {
    background: var(--color-bg-alt);
    min-height: 100vh;
}

/* Header admin */
.admin-header {
    background: var(--color-primary);
    color: white;
    padding: var(--spacing-md) var(--spacing-lg);
    position: sticky;
    top: 0;
    z-index: 100;
    box-shadow: 0 2px 8px rgba(0,0,0,0.15);
}

.admin-header-inner {
    max-width: 1400px;
    margin: 0 auto;
    display: flex;
    align-items: center;
    gap: var(--spacing-lg);
    flex-wrap: wrap;
}

.admin-logo-link {
    display: flex;
    align-items: center;
}

.admin-logo {
    background: white;
    padding: 0.25rem;
    border-radius: var(--radius);
    opacity: 0.95;
}

.admin-header-title h1 {
    margin: 0;
    font-size: 1.25rem;
    font-weight: 600;
}

.admin-back-link {
    color: white;
    text-decoration: none;
    padding: var(--spacing-xs) var(--spacing-sm);
    border: 1px solid rgba(255,255,255,0.5);
    border-radius: var(--radius);
    font-size: 0.9rem;
    transition: background 0.2s;
}

.admin-back-link:hover {
    background: rgba(255,255,255,0.15);
}

.admin-header-nav {
    margin-left: auto;
    display: flex;
    gap: var(--spacing-sm);
}

/* Layout principal */
.admin-layout {
    display: flex;
    max-width: 1400px;
    margin: 0 auto;
    min-height: calc(100vh - 80px);
}

/* Sidebar */
.admin-sidebar {
    width: 220px;
    flex-shrink: 0;
    background: white;
    border-right: 1px solid var(--color-border);
    padding: var(--spacing-lg) 0;
    position: sticky;
    top: 80px;
    align-self: flex-start;
}

.admin-nav-list {
    list-style: none;
    margin: 0;
    padding: 0;
}

.admin-nav-link {
    display: block;
    padding: var(--spacing-sm) var(--spacing-lg);
    color: var(--color-text);
    text-decoration: none;
    font-weight: 500;
    border-left: 3px solid transparent;
    transition: all 0.2s;
}

.admin-nav-link:hover {
    background: var(--color-bg-alt);
    color: var(--color-primary);
}

.admin-nav-link.active {
    background: rgba(26, 58, 92, 0.08);
    color: var(--color-primary);
    border-left-color: var(--color-accent);
}

/* Contenido principal */
.admin-main {
    flex: 1;
    padding: var(--spacing-xl);
    padding-bottom: 4rem;
}

.admin-section {
    background: white;
    border-radius: var(--radius);
    padding: var(--spacing-xl);
    margin-bottom: var(--spacing-xl);
    box-shadow: 0 1px 3px rgba(0,0,0,0.06);
}

.admin-section h2 {
    margin: 0 0 var(--spacing-lg);
    font-size: 1.5rem;
    color: var(--color-primary);
    padding-bottom: var(--spacing-sm);
    border-bottom: 2px solid var(--color-accent);
}

.admin-form-group {
    margin-bottom: var(--spacing-xl);
}

.admin-form-group h3 {
    margin: 0 0 var(--spacing-md);
    font-size: 1.1rem;
    color: var(--color-text);
}

.admin-form-group label {
    display: block;
    margin-top: var(--spacing-md);
    margin-bottom: var(--spacing-xs);
    font-weight: 500;
    font-size: 0.9rem;
    color: var(--color-text-light);
}

.admin-form-group label:first-of-type {
    margin-top: 0;
}

.admin-form-group input[type="text"],
.admin-form-group input[type="tel"],
.admin-form-group input[type="email"],
.admin-form-group textarea {
    width: 100%;
    padding: var(--spacing-sm) var(--spacing-md);
    border: 1px solid var(--color-border);
    border-radius: var(--radius);
    font-family: inherit;
    font-size: 1rem;
    transition: border-color 0.2s;
}

.admin-form-group input:focus,
.admin-form-group textarea:focus {
    border-color: var(--color-accent);
    outline: none;
}

.admin-form-group textarea {
    resize: vertical;
    min-height: 80px;
}

.admin-form-group textarea[readonly] {
    background: var(--color-bg-alt);
    cursor: default;
}

/* Grid para tarjetas */
.admin-grid-3 {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(240px, 1fr));
    gap: var(--spacing-lg);
}

.admin-card-edit {
    padding: var(--spacing-md);
    background: var(--color-bg-alt);
    border-radius: var(--radius);
    border: 1px solid var(--color-border);
}

.admin-card-edit label {
    font-weight: 600;
    color: var(--color-primary);
    margin-bottom: var(--spacing-sm);
}

.admin-card-edit input,
.admin-card-edit textarea {
    margin-bottom: var(--spacing-sm);
    width: 100%;
    padding: var(--spacing-xs) var(--spacing-sm);
    border: 1px solid var(--color-border);
    border-radius: var(--radius);
    font-family: inherit;
}

.admin-card-edit .admin-field-with-editor {
    margin-bottom: var(--spacing-sm);
}

.admin-card-edit .admin-field-with-editor textarea {
    margin-bottom: 0;
}

/* Servicios grid */
.admin-services-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
    gap: var(--spacing-lg);
}

.admin-service-edit {
    padding: var(--spacing-md);
    background: var(--color-bg-alt);
    border-radius: var(--radius);
    border: 1px solid var(--color-border);
}

.admin-service-edit h4 {
    margin: 0 0 var(--spacing-sm);
    color: var(--color-accent);
    font-size: 1rem;
}

.admin-service-edit input,
.admin-service-edit textarea {
    margin-bottom: var(--spacing-sm);
    width: 100%;
    padding: var(--spacing-xs) var(--spacing-sm);
    border: 1px solid var(--color-border);
    border-radius: var(--radius);
    font-family: inherit;
}

.admin-service-edit label {
    margin-top: var(--spacing-sm);
}

/* Botón guardar */
.admin-save-btn {
    margin-top: var(--spacing-md);
}

/* Toast de confirmación */
.admin-toast {
    position: fixed;
    bottom: var(--spacing-xl);
    right: var(--spacing-xl);
    padding: var(--spacing-md) var(--spacing-lg);
    background: var(--color-primary);
    color: white;
    border-radius: var(--radius);
    font-weight: 500;
    box-shadow: 0 4px 12px rgba(0,0,0,0.2);
    opacity: 0;
    transform: translateY(20px);
    transition: opacity 0.3s, transform 0.3s;
    z-index: 1000;
}

.admin-toast.show {
    opacity: 1;
    transform: translateY(0);
}

/* Hint */
.admin-hint {
    margin-top: var(--spacing-sm);
    font-size: 0.85rem;
    color: var(--color-text-light);
}

/* Campo con botón abrir editor */
.admin-field-with-editor {
    display: flex;
    gap: var(--spacing-sm);
    align-items: flex-start;
}

.admin-field-with-editor textarea {
    flex: 1;
}

.btn-editor-open {
    flex-shrink: 0;
    padding: var(--spacing-xs) var(--spacing-md);
    background: var(--color-primary);
    color: white;
    border: none;
    border-radius: var(--radius);
    font-family: inherit;
    font-size: 0.9rem;
    cursor: pointer;
    white-space: nowrap;
}

.btn-editor-open:hover {
    background: var(--color-primary-dark);
}

.btn-editor-open.small {
    padding: 0.25rem 0.5rem;
    font-size: 0.8rem;
}

/* Modal */
.admin-modal {
    position: fixed;
    inset: 0;
    z-index: 2000;
    display: flex;
    align-items: center;
    justify-content: center;
    padding: var(--spacing-lg);
}

.admin-modal[hidden] {
    display: none !important;
}

.admin-modal-backdrop {
    position: absolute;
    inset: 0;
    background: rgba(0, 0, 0, 0.5);
}

.admin-modal-content {
    position: relative;
    background: white;
    border-radius: var(--radius);
    box-shadow: 0 8px 32px rgba(0, 0, 0, 0.2);
    max-width: 700px;
    width: 100%;
    max-height: 90vh;
    display: flex;
    flex-direction: column;
}

.admin-modal-header {
    display: flex;
    align-items: center;
    justify-content: space-between;
    padding: var(--spacing-md) var(--spacing-lg);
    border-bottom: 1px solid var(--color-border);
}

.admin-modal-header h2 {
    margin: 0;
    font-size: 1.25rem;
    color: var(--color-primary);
}

.admin-modal-close {
    background: none;
    border: none;
    font-size: 1.5rem;
    line-height: 1;
    cursor: pointer;
    color: var(--color-text-light);
    padding: 0 0.25rem;
}

.admin-modal-close:hover {
    color: var(--color-text);
}

.admin-editor-toolbar {
    display: flex;
    gap: 0.25rem;
    padding: var(--spacing-sm) var(--spacing-lg);
    border-bottom: 1px solid var(--color-border);
    background: var(--color-bg-alt);
}

.editor-btn {
    padding: 0.35rem 0.6rem;
    border: 1px solid var(--color-border);
    background: white;
    border-radius: var(--radius);
    cursor: pointer;
    font-family: inherit;
    font-size: 0.9rem;
}

.editor-btn:hover {
    background: var(--color-bg-alt);
    border-color: var(--color-accent);
}

.admin-editor-body {
    flex: 1;
    min-height: 200px;
    max-height: 400px;
    overflow-y: auto;
    padding: var(--spacing-lg);
    border: 1px solid var(--color-border);
    margin: var(--spacing-lg);
    border-radius: var(--radius);
    outline: none;
}

.admin-editor-body:focus {
    border-color: var(--color-accent);
}

.admin-modal-footer {
    display: flex;
    justify-content: flex-end;
    gap: var(--spacing-sm);
    padding: var(--spacing-md) var(--spacing-lg);
    border-top: 1px solid var(--color-border);
}

/* Galería de imágenes */
.admin-images-grid {
    display: grid;
    grid-template-columns: repeat(auto-fill, minmax(280px, 1fr));
    gap: var(--spacing-lg);
}

.admin-image-card {
    background: var(--color-bg-alt);
    border-radius: var(--radius);
    border: 1px solid var(--color-border);
    overflow: hidden;
}

.admin-image-preview {
    aspect-ratio: 16/10;
    background: #e8e8e8;
    display: flex;
    align-items: center;
    justify-content: center;
    overflow: hidden;
}

.admin-image-preview img {
    width: 100%;
    height: 100%;
    object-fit: cover;
}

.admin-image-info {
    padding: var(--spacing-md);
}

.admin-image-info strong {
    display: block;
    margin-bottom: var(--spacing-sm);
    font-size: 0.9rem;
    color: var(--color-primary);
}

.admin-image-url {
    width: 100%;
    padding: var(--spacing-xs) var(--spacing-sm);
    border: 1px solid var(--color-border);
    border-radius: var(--radius);
    font-size: 0.85rem;
    margin-bottom: var(--spacing-sm);
}

.admin-image-actions {
    margin-top: var(--spacing-sm);
    padding: var(--spacing-sm);
    background: white;
    border: 1px solid var(--color-border);
    border-radius: var(--radius);
    box-shadow: 0 1px 3px rgba(0, 0, 0, 0.06);
}

/* Botón Subir imagen: formato botón con cajetilla, accesible (WCAG 2.1) */
.btn-upload {
    cursor: pointer;
    display: inline-flex;
    align-items: center;
    justify-content: center;
    gap: 0.35rem;
    margin: 0;
    padding: 0.6rem 1.25rem;
    min-height: 44px; /* Área táctil mínima WCAG 2.5.5 */
    min-width: 44px;
    background: var(--color-primary);
    color: white;
    border: 2px solid var(--color-primary-dark);
    border-radius: var(--radius);
    font-weight: 600;
    font-size: 0.95rem;
    font-family: inherit;
    box-shadow: 0 2px 4px rgba(0, 0, 0, 0.15);
    transition: background 0.2s, border-color 0.2s, box-shadow 0.2s;
}

.btn-upload:hover {
    background: var(--color-primary-dark);
    border-color: #0a1f33;
    box-shadow: 0 3px 6px rgba(0, 0, 0, 0.2);
}

.btn-upload:focus-visible {
    outline: 3px solid var(--color-accent);
    outline-offset: 2px;
}

/* Página de traducciones */
.traducciones-main {
    max-width: 1000px;
}

.traducciones-tabs {
    display: flex;
    flex-wrap: wrap;
    gap: var(--spacing-xs);
    margin-bottom: var(--spacing-lg);
}

.traducciones-tab {
    padding: var(--spacing-sm) var(--spacing-md);
    border: 1px solid var(--color-border);
    background: white;
    border-radius: var(--radius);
    font-family: inherit;
    font-size: 0.9rem;
    cursor: pointer;
    color: var(--color-text);
}

.traducciones-tab:hover {
    border-color: var(--color-accent);
    color: var(--color-primary);
}

.traducciones-tab.active {
    background: var(--color-primary);
    border-color: var(--color-primary);
    color: white;
}

.traducciones-section {
    display: none;
}

.traducciones-section.active {
    display: block;
}

.traducciones-section h3 {
    margin: 0 0 var(--spacing-md);
    font-size: 1.1rem;
    color: var(--color-primary);
}

.traducciones-table-wrapper {
    overflow-x: auto;
    margin-bottom: var(--spacing-xl);
}

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

.traducciones-table th,
.traducciones-table td {
    padding: var(--spacing-sm) var(--spacing-md);
    border: 1px solid var(--color-border);
    text-align: left;
    vertical-align: top;
}

.traducciones-table th {
    background: var(--color-bg-alt);
    font-weight: 600;
    font-size: 0.9rem;
}

.traducciones-table td:first-child {
    width: 180px;
    font-size: 0.85rem;
}

.traducciones-table code {
    background: var(--color-bg-alt);
    padding: 0.2em 0.4em;
    border-radius: 0.25rem;
    font-size: 0.8rem;
}

.traducciones-table input {
    width: 100%;
    padding: var(--spacing-xs) var(--spacing-sm);
    border: 1px solid var(--color-border);
    border-radius: var(--radius);
    font-family: inherit;
}

.traducciones-table input:focus {
    border-color: var(--color-accent);
    outline: none;
}

/* Responsive */
@media (max-width: 768px) {
    .admin-sidebar {
        width: 100%;
        position: static;
        border-right: none;
        border-bottom: 1px solid var(--color-border);
    }

    .admin-layout {
        flex-direction: column;
    }

    .admin-nav-list {
        display: flex;
        overflow-x: auto;
        padding-bottom: var(--spacing-xs);
        -webkit-overflow-scrolling: touch;
    }

    .admin-nav-link {
        white-space: nowrap;
        border-left: none;
        border-bottom: 3px solid transparent;
    }

    .admin-nav-link.active {
        border-left: none;
        border-bottom-color: var(--color-accent);
    }

    .admin-main {
        padding: var(--spacing-md);
    }

    .admin-section {
        padding: var(--spacing-lg);
    }

    .admin-header-inner {
        flex-direction: column;
        align-items: flex-start;
    }

    .admin-header-nav {
        margin-left: 0;
    }
}