/* ============================================
   Brasil Vertical - Admin Panel Styles
   ============================================ */

:root {
    --admin-sidebar-width: 260px;
    --admin-topbar-height: 64px;
    --admin-bg: #F1F5F9;
    --admin-sidebar-bg: #0F172A;
    --admin-card-bg: #FFFFFF;
    --admin-border: #E2E8F0;
    --admin-text: #334155;
    --admin-text-muted: #94A3B8;
    --admin-primary: #0D47A1;
    --admin-secondary: #4CAF50;
    --admin-accent: #FFC107;
    --admin-danger: #EF4444;
}

* {
    box-sizing: border-box;
    margin: 0;
    padding: 0;
}

body.admin-body {
    font-family: 'Inter', sans-serif;
    background: var(--admin-bg);
    color: var(--admin-text);
    display: flex;
    min-height: 100vh;
}

/* ---- Sidebar ---- */
.admin-sidebar {
    width: var(--admin-sidebar-width);
    background: var(--admin-sidebar-bg);
    color: #CBD5E1;
    position: fixed;
    top: 0;
    left: 0;
    bottom: 0;
    z-index: 100;
    display: flex;
    flex-direction: column;
    transition: transform 0.3s ease;
}

@media (max-width: 768px) {
    .admin-sidebar {
        transform: translateX(-100%);
    }

    .admin-sidebar.open {
        transform: translateX(0);
    }
}

.admin-sidebar-logo {
    padding: 20px 24px;
    border-bottom: 1px solid rgba(255, 255, 255, 0.1);
    display: flex;
    align-items: center;
    gap: 10px;
    text-decoration: none;
}

.admin-sidebar-logo-icon {
    width: 36px;
    height: 36px;
    background: linear-gradient(135deg, var(--admin-primary), #062963);
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    color: white;
    font-weight: 800;
    font-size: 0.85rem;
    border: 2px solid var(--admin-secondary);
}

.admin-sidebar-logo-text {
    font-family: 'Exo 2', sans-serif;
    font-weight: 700;
    font-size: 1.1rem;
    color: white;
}

.admin-sidebar-logo-text span {
    color: var(--admin-secondary);
}

.admin-sidebar-nav {
    flex: 1;
    padding: 16px 12px;
    overflow-y: auto;
}

.admin-sidebar-label {
    font-size: 0.7rem;
    font-weight: 700;
    text-transform: uppercase;
    letter-spacing: 0.1em;
    color: #64748B;
    padding: 16px 12px 8px;
}

.admin-sidebar-link {
    display: flex;
    align-items: center;
    gap: 12px;
    padding: 10px 12px;
    border-radius: 8px;
    color: #94A3B8;
    text-decoration: none;
    font-size: 0.875rem;
    font-weight: 500;
    transition: all 0.2s ease;
    margin-bottom: 2px;
}

.admin-sidebar-link:hover {
    background: rgba(255, 255, 255, 0.08);
    color: white;
}

.admin-sidebar-link.active {
    background: rgba(13, 71, 161, 0.3);
    color: white;
}

.admin-sidebar-link .material-icons-outlined {
    font-size: 1.25rem;
}

.admin-sidebar-footer {
    padding: 16px 24px;
    border-top: 1px solid rgba(255, 255, 255, 0.1);
}

/* ---- Main Content Area ---- */
.admin-main {
    flex: 1;
    margin-left: var(--admin-sidebar-width);
    min-height: 100vh;
}

@media (max-width: 768px) {
    .admin-main {
        margin-left: 0;
    }
}

/* Topbar */
.admin-topbar {
    height: var(--admin-topbar-height);
    background: var(--admin-card-bg);
    border-bottom: 1px solid var(--admin-border);
    display: flex;
    align-items: center;
    justify-content: space-between;
    padding: 0 24px;
    position: sticky;
    top: 0;
    z-index: 50;
}

.admin-topbar-title {
    font-family: 'Exo 2', sans-serif;
    font-weight: 700;
    font-size: 1.25rem;
}

.admin-topbar-user {
    display: flex;
    align-items: center;
    gap: 8px;
    font-size: 0.875rem;
    color: var(--admin-text-muted);
}

.admin-mobile-toggle {
    display: none;
    background: none;
    border: none;
    cursor: pointer;
    color: var(--admin-text);
    font-size: 1.5rem;
}

@media (max-width: 768px) {
    .admin-mobile-toggle {
        display: flex;
    }
}

/* Content Area */
.admin-content {
    padding: 24px;
}

/* ---- Cards ---- */
.admin-card {
    background: var(--admin-card-bg);
    border-radius: 12px;
    border: 1px solid var(--admin-border);
    box-shadow: 0 1px 3px rgba(0, 0, 0, 0.04);
}

.admin-card-header {
    padding: 20px 24px;
    border-bottom: 1px solid var(--admin-border);
    display: flex;
    align-items: center;
    justify-content: space-between;
}

.admin-card-title {
    font-family: 'Exo 2', sans-serif;
    font-weight: 700;
    font-size: 1.1rem;
}

.admin-card-body {
    padding: 24px;
}

/* Stats Grid */
.admin-stats {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(200px, 1fr));
    gap: 16px;
    margin-bottom: 24px;
}

.admin-stat-card {
    background: var(--admin-card-bg);
    border-radius: 12px;
    border: 1px solid var(--admin-border);
    padding: 20px 24px;
    display: flex;
    align-items: center;
    gap: 16px;
}

.admin-stat-icon {
    width: 48px;
    height: 48px;
    border-radius: 12px;
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 1.5rem;
}

.admin-stat-icon.blue {
    background: rgba(13, 71, 161, 0.1);
    color: var(--admin-primary);
}

.admin-stat-icon.green {
    background: rgba(76, 175, 80, 0.1);
    color: var(--admin-secondary);
}

.admin-stat-icon.yellow {
    background: rgba(255, 193, 7, 0.1);
    color: var(--admin-accent);
}

.admin-stat-icon.red {
    background: rgba(239, 68, 68, 0.1);
    color: var(--admin-danger);
}

.admin-stat-value {
    font-size: 1.75rem;
    font-weight: 700;
    font-family: 'Exo 2', sans-serif;
    color: var(--admin-text);
}

.admin-stat-label {
    font-size: 0.8rem;
    color: var(--admin-text-muted);
}

/* ---- Tables ---- */
.admin-table {
    width: 100%;
    border-collapse: collapse;
}

.admin-table thead th {
    text-align: left;
    padding: 12px 16px;
    font-size: 0.75rem;
    font-weight: 700;
    text-transform: uppercase;
    letter-spacing: 0.05em;
    color: var(--admin-text-muted);
    border-bottom: 1px solid var(--admin-border);
}

.admin-table tbody td {
    padding: 12px 16px;
    font-size: 0.875rem;
    border-bottom: 1px solid var(--admin-border);
    vertical-align: middle;
}

.admin-table tbody tr:hover {
    background: #F8FAFC;
}

.admin-table-img {
    width: 48px;
    height: 36px;
    object-fit: cover;
    border-radius: 6px;
}

/* Status Badges */
.admin-badge {
    display: inline-flex;
    align-items: center;
    padding: 3px 10px;
    border-radius: 99px;
    font-size: 0.7rem;
    font-weight: 700;
    text-transform: uppercase;
}

.admin-badge-published {
    background: rgba(76, 175, 80, 0.15);
    color: #2E7D32;
}

.admin-badge-draft {
    background: rgba(255, 193, 7, 0.15);
    color: #F57F17;
}

.admin-badge-archived {
    background: rgba(148, 163, 184, 0.15);
    color: #64748B;
}

/* ---- Buttons ---- */
.admin-btn {
    display: inline-flex;
    align-items: center;
    gap: 6px;
    padding: 8px 16px;
    border-radius: 8px;
    font-size: 0.8rem;
    font-weight: 600;
    border: none;
    cursor: pointer;
    text-decoration: none;
    transition: all 0.2s ease;
}

.admin-btn-primary {
    background: var(--admin-primary);
    color: white;
}

.admin-btn-primary:hover {
    background: #1565C0;
    color: white;
}

.admin-btn-secondary {
    background: var(--admin-secondary);
    color: white;
}

.admin-btn-secondary:hover {
    background: #388E3C;
    color: white;
}

.admin-btn-danger {
    background: var(--admin-danger);
    color: white;
}

.admin-btn-danger:hover {
    background: #DC2626;
    color: white;
}

.admin-btn-outline {
    background: transparent;
    border: 1px solid var(--admin-border);
    color: var(--admin-text);
}

.admin-btn-outline:hover {
    border-color: var(--admin-primary);
    color: var(--admin-primary);
}

.admin-btn-sm {
    padding: 5px 10px;
    font-size: 0.75rem;
}

.admin-btn-lg {
    padding: 12px 24px;
    font-size: 0.9rem;
}

.admin-actions {
    display: flex;
    gap: 6px;
    align-items: center;
}

/* ---- Forms ---- */
.admin-form-group {
    margin-bottom: 20px;
}

.admin-form-label {
    display: block;
    font-size: 0.8rem;
    font-weight: 600;
    color: var(--admin-text);
    margin-bottom: 6px;
}

.admin-form-input,
.admin-form-select,
.admin-form-textarea {
    width: 100%;
    padding: 10px 14px;
    border: 1px solid var(--admin-border);
    border-radius: 8px;
    font-size: 0.875rem;
    font-family: 'Inter', sans-serif;
    color: var(--admin-text);
    background: white;
    transition: border-color 0.2s ease;
}

.admin-form-input:focus,
.admin-form-select:focus,
.admin-form-textarea:focus {
    outline: none;
    border-color: var(--admin-primary);
    box-shadow: 0 0 0 3px rgba(13, 71, 161, 0.1);
}

.admin-form-textarea {
    min-height: 120px;
    resize: vertical;
}

.admin-form-help {
    font-size: 0.75rem;
    color: var(--admin-text-muted);
    margin-top: 4px;
}

/* Language Tabs */
.admin-lang-tabs {
    display: flex;
    gap: 4px;
    border-bottom: 2px solid var(--admin-border);
    margin-bottom: 24px;
}

.admin-lang-tab {
    padding: 10px 20px;
    border: none;
    background: none;
    font-size: 0.85rem;
    font-weight: 600;
    color: var(--admin-text-muted);
    cursor: pointer;
    border-bottom: 2px solid transparent;
    margin-bottom: -2px;
    transition: all 0.2s ease;
    display: flex;
    align-items: center;
    gap: 6px;
}

.admin-lang-tab:hover {
    color: var(--admin-primary);
}

.admin-lang-tab.active {
    color: var(--admin-primary);
    border-bottom-color: var(--admin-primary);
}

.admin-lang-panel {
    display: none;
}

.admin-lang-panel.active {
    display: block;
}

/* SEO Preview */
.admin-seo-preview {
    background: #F8FAFC;
    border: 1px solid var(--admin-border);
    border-radius: 8px;
    padding: 16px;
    margin-top: 12px;
}

.admin-seo-preview-title {
    color: #1a0dab;
    font-size: 1.1rem;
    font-weight: 400;
    margin-bottom: 4px;
    overflow: hidden;
    text-overflow: ellipsis;
    white-space: nowrap;
}

.admin-seo-preview-url {
    color: #006621;
    font-size: 0.8rem;
    margin-bottom: 4px;
}

.admin-seo-preview-desc {
    color: #545454;
    font-size: 0.85rem;
    display: -webkit-box;
    -webkit-line-clamp: 2;
    -webkit-box-orient: vertical;
    overflow: hidden;
}

/* Image Upload */
.admin-upload-area {
    border: 2px dashed var(--admin-border);
    border-radius: 12px;
    padding: 32px;
    text-align: center;
    cursor: pointer;
    transition: border-color 0.2s ease;
}

.admin-upload-area:hover {
    border-color: var(--admin-primary);
}

.admin-upload-area.dragover {
    border-color: var(--admin-secondary);
    background: rgba(76, 175, 80, 0.05);
}

.admin-upload-preview {
    margin-top: 12px;
}

.admin-upload-preview img {
    max-width: 200px;
    max-height: 150px;
    border-radius: 8px;
    object-fit: cover;
}

/* Media Grid */
.admin-media-grid {
    display: grid;
    grid-template-columns: repeat(auto-fill, minmax(160px, 1fr));
    gap: 12px;
}

.admin-media-item {
    position: relative;
    border-radius: 8px;
    overflow: hidden;
    background: white;
    border: 1px solid var(--admin-border);
    aspect-ratio: 1;
}

.admin-media-item img {
    width: 100%;
    height: 100%;
    object-fit: cover;
}

.admin-media-item-overlay {
    position: absolute;
    inset: 0;
    background: rgba(0, 0, 0, 0.5);
    display: flex;
    align-items: center;
    justify-content: center;
    opacity: 0;
    transition: opacity 0.2s ease;
}

.admin-media-item:hover .admin-media-item-overlay {
    opacity: 1;
}

/* Flash Messages */
.admin-flash {
    padding: 12px 16px;
    border-radius: 8px;
    font-size: 0.85rem;
    font-weight: 500;
    margin-bottom: 16px;
    display: flex;
    align-items: center;
    gap: 8px;
}

.admin-flash-success {
    background: rgba(76, 175, 80, 0.1);
    color: #2E7D32;
    border: 1px solid rgba(76, 175, 80, 0.2);
}

.admin-flash-error {
    background: rgba(239, 68, 68, 0.1);
    color: #DC2626;
    border: 1px solid rgba(239, 68, 68, 0.2);
}

/* Grid */
.admin-grid-2 {
    display: grid;
    grid-template-columns: 1fr;
    gap: 20px;
}

@media (min-width: 768px) {
    .admin-grid-2 {
        grid-template-columns: 1fr 1fr;
    }
}