/* =========================================
   Admin Panel Styles
   ========================================= */

:root {
    --bg-primary: #0a0a0c;
    --bg-secondary: #111114;
    --bg-sidebar: #0d0d10;
    --bg-card: #16161a;
    --bg-card-hover: #1e1e24;
    --bg-input: #1a1a1f;
    --accent: #c9a96e;
    --accent-light: #e0c48a;
    --accent-dark: #a88a4e;
    --accent-glow: rgba(201, 169, 110, 0.15);
    --text-primary: #f0ece4;
    --text-secondary: #9a9590;
    --text-muted: #5a5550;
    --border-subtle: rgba(255, 255, 255, 0.06);
    --border-hover: rgba(255, 255, 255, 0.12);
    --border-accent: rgba(201, 169, 110, 0.3);
    --danger: #e74c3c;
    --danger-bg: rgba(231, 76, 60, 0.1);
    --success: #2ecc71;
    --success-bg: rgba(46, 204, 113, 0.1);
    --font-main: 'Inter', -apple-system, BlinkMacSystemFont, sans-serif;
    --font-display: 'Playfair Display', Georgia, serif;
    --radius-sm: 4px;
    --radius-md: 8px;
    --radius-lg: 12px;
    --transition-fast: 0.2s ease;
    --sidebar-width: 240px;
}

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

body {
    font-family: var(--font-main);
    background: var(--bg-primary);
    color: var(--text-primary);
    line-height: 1.6;
    min-height: 100vh;
}

/* --- Login Page --- */
.login-page {
    display: flex;
    align-items: center;
    justify-content: center;
    min-height: 100vh;
    background: linear-gradient(135deg, #0a0a0c 0%, #16161a 100%);
}

.login-container {
    width: 100%;
    max-width: 420px;
    padding: 20px;
}

.login-card {
    background: var(--bg-card);
    border: 1px solid var(--border-subtle);
    border-radius: var(--radius-lg);
    padding: 48px 40px;
    text-align: center;
}

.login-header {
    margin-bottom: 32px;
}

.login-logo {
    font-family: var(--font-display);
    font-size: 2.2rem;
    letter-spacing: 0.15em;
    color: var(--text-primary);
    margin-bottom: 4px;
}

.login-subtitle {
    font-size: 0.85rem;
    color: var(--text-muted);
    text-transform: uppercase;
    letter-spacing: 0.1em;
}

.login-form {
    display: flex;
    flex-direction: column;
    gap: 16px;
    margin-bottom: 24px;
}

.back-link {
    color: var(--text-muted);
    font-size: 0.85rem;
    text-decoration: none;
    transition: color var(--transition-fast);
}

.back-link:hover {
    color: var(--accent);
}

/* --- Admin Layout --- */
.admin-sidebar {
    position: fixed;
    top: 0;
    left: 0;
    width: var(--sidebar-width);
    height: 100vh;
    background: var(--bg-sidebar);
    border-right: 1px solid var(--border-subtle);
    display: flex;
    flex-direction: column;
    z-index: 100;
}

.admin-logo {
    padding: 24px 20px;
    border-bottom: 1px solid var(--border-subtle);
    display: flex;
    align-items: center;
    gap: 12px;
}

.admin-logo h1 {
    font-family: var(--font-display);
    font-size: 1.4rem;
    letter-spacing: 0.1em;
}

.admin-badge {
    font-size: 0.65rem;
    background: var(--accent);
    color: var(--bg-primary);
    padding: 2px 8px;
    border-radius: 10px;
    font-weight: 600;
    text-transform: uppercase;
}

.admin-nav {
    flex: 1;
    padding: 16px 0;
}

.admin-nav-link {
    display: flex;
    align-items: center;
    gap: 12px;
    padding: 12px 20px;
    color: var(--text-secondary);
    text-decoration: none;
    font-size: 0.9rem;
    transition: all var(--transition-fast);
    border-left: 3px solid transparent;
}

.admin-nav-link:hover {
    color: var(--text-primary);
    background: rgba(255, 255, 255, 0.03);
}

.admin-nav-link.active {
    color: var(--accent);
    border-left-color: var(--accent);
    background: var(--accent-glow);
}

.admin-nav-link.logout {
    color: var(--danger);
}

.admin-nav-link.logout:hover {
    background: var(--danger-bg);
}

.admin-sidebar-footer {
    border-top: 1px solid var(--border-subtle);
    padding: 8px 0;
}

/* --- Main Content --- */
.admin-main {
    margin-left: var(--sidebar-width);
    min-height: 100vh;
    padding: 32px;
}

.admin-content {
    max-width: 1200px;
}

.content-header {
    display: flex;
    align-items: center;
    justify-content: space-between;
    margin-bottom: 32px;
}

.content-header h2 {
    font-family: var(--font-display);
    font-size: 1.6rem;
    font-weight: 400;
}

/* --- Stats --- */
.stats-row {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(150px, 1fr));
    gap: 16px;
    margin-bottom: 32px;
}

.stat-card {
    background: var(--bg-card);
    border: 1px solid var(--border-subtle);
    border-radius: var(--radius-md);
    padding: 20px;
    text-align: center;
    transition: all var(--transition-fast);
}

.stat-card:hover {
    border-color: var(--border-accent);
    transform: translateY(-2px);
}

.stat-number {
    font-size: 2rem;
    font-weight: 700;
    color: var(--accent);
    margin-bottom: 4px;
}

.stat-label {
    font-size: 0.8rem;
    color: var(--text-muted);
    text-transform: uppercase;
    letter-spacing: 0.05em;
}

/* --- Media Grid --- */
.media-grid {
    display: grid;
    grid-template-columns: repeat(auto-fill, minmax(220px, 1fr));
    gap: 16px;
}

.media-card {
    background: var(--bg-card);
    border: 1px solid var(--border-subtle);
    border-radius: var(--radius-md);
    overflow: hidden;
    transition: all var(--transition-fast);
    cursor: grab;
}

.media-card:hover {
    border-color: var(--border-hover);
    transform: translateY(-2px);
    box-shadow: 0 8px 24px rgba(0, 0, 0, 0.3);
}

.media-card.dragging {
    opacity: 0.5;
    cursor: grabbing;
}

.media-preview {
    aspect-ratio: 4/3;
    overflow: hidden;
    background: var(--bg-secondary);
}

.media-preview img,
.media-preview video {
    width: 100%;
    height: 100%;
    object-fit: cover;
    display: block;
}

.media-video-thumb {
    position: relative;
    width: 100%;
    height: 100%;
}

.video-badge {
    position: absolute;
    top: 8px;
    right: 8px;
    background: rgba(0, 0, 0, 0.7);
    color: white;
    font-size: 0.65rem;
    padding: 2px 6px;
    border-radius: 3px;
    font-weight: 600;
}

.media-info {
    padding: 12px;
}

.media-info h4 {
    font-size: 0.9rem;
    font-weight: 500;
    margin-bottom: 4px;
    white-space: nowrap;
    overflow: hidden;
    text-overflow: ellipsis;
}

.media-meta {
    font-size: 0.75rem;
    color: var(--text-muted);
}

.media-actions {
    display: flex;
    gap: 4px;
    padding: 0 12px 12px;
}

/* --- Categories --- */
.categories-list {
    display: flex;
    flex-direction: column;
    gap: 8px;
}

.category-card {
    display: flex;
    align-items: center;
    justify-content: space-between;
    background: var(--bg-card);
    border: 1px solid var(--border-subtle);
    border-radius: var(--radius-md);
    padding: 16px 20px;
    transition: all var(--transition-fast);
}

.category-card:hover {
    border-color: var(--border-hover);
}

.category-info {
    display: flex;
    align-items: center;
    gap: 16px;
}

.category-name {
    font-weight: 500;
    font-size: 1rem;
}

.category-slug {
    font-size: 0.8rem;
    color: var(--text-muted);
    font-family: monospace;
}

.category-count {
    font-size: 0.8rem;
    color: var(--accent);
    background: var(--accent-glow);
    padding: 2px 10px;
    border-radius: 10px;
}

.category-actions {
    display: flex;
    gap: 4px;
}

/* --- Settings --- */
.settings-sections {
    display: flex;
    flex-direction: column;
    gap: 32px;
}

.settings-section {
    background: var(--bg-card);
    border: 1px solid var(--border-subtle);
    border-radius: var(--radius-lg);
    padding: 28px;
}

.settings-section-title {
    font-family: var(--font-display);
    font-size: 1.1rem;
    font-weight: 400;
    color: var(--accent);
    margin-bottom: 20px;
    padding-bottom: 12px;
    border-bottom: 1px solid var(--border-subtle);
}

.settings-footer {
    margin-top: 32px;
    display: flex;
    justify-content: flex-end;
}

/* --- Form Elements --- */
.form-group {
    margin-bottom: 16px;
    flex: 1;
}

.form-group label {
    display: block;
    font-size: 0.8rem;
    color: var(--text-secondary);
    margin-bottom: 6px;
    text-transform: uppercase;
    letter-spacing: 0.05em;
    font-weight: 500;
}

.form-group input,
.form-group select,
.form-group textarea {
    width: 100%;
    padding: 10px 14px;
    background: var(--bg-input);
    border: 1px solid var(--border-subtle);
    border-radius: var(--radius-sm);
    color: var(--text-primary);
    font-family: var(--font-main);
    font-size: 0.9rem;
    transition: all var(--transition-fast);
    outline: none;
}

.form-group input:focus,
.form-group select:focus,
.form-group textarea:focus {
    border-color: var(--accent);
    box-shadow: 0 0 0 3px var(--accent-glow);
}

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

.form-row {
    display: flex;
    gap: 16px;
}

.file-input {
    padding: 8px !important;
}

.current-file {
    margin-top: 4px;
}

/* --- Buttons --- */
.btn {
    display: inline-flex;
    align-items: center;
    gap: 8px;
    padding: 10px 20px;
    background: var(--bg-card);
    border: 1px solid var(--border-subtle);
    border-radius: var(--radius-sm);
    color: var(--text-primary);
    font-family: var(--font-main);
    font-size: 0.85rem;
    font-weight: 500;
    cursor: pointer;
    transition: all var(--transition-fast);
}

.btn:hover {
    background: var(--bg-card-hover);
    border-color: var(--border-hover);
}

.btn-primary {
    background: var(--accent);
    color: var(--bg-primary);
    border-color: var(--accent);
}

.btn-primary:hover {
    background: var(--accent-light);
    border-color: var(--accent-light);
    transform: translateY(-1px);
    box-shadow: 0 4px 12px rgba(201, 169, 110, 0.3);
}

.btn-full {
    width: 100%;
    justify-content: center;
}

.btn-lg {
    padding: 14px 28px;
    font-size: 0.95rem;
}

.btn-sm {
    padding: 6px 12px;
    font-size: 0.8rem;
}

.btn-icon {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    width: 32px;
    height: 32px;
    background: transparent;
    border: 1px solid var(--border-subtle);
    border-radius: var(--radius-sm);
    color: var(--text-secondary);
    cursor: pointer;
    transition: all var(--transition-fast);
}

.btn-icon:hover {
    color: var(--text-primary);
    background: rgba(255, 255, 255, 0.05);
    border-color: var(--border-hover);
}

.btn-icon.btn-danger:hover {
    color: var(--danger);
    background: var(--danger-bg);
    border-color: var(--danger);
}

.btn-loader {
    width: 16px;
    height: 16px;
    border: 2px solid rgba(255, 255, 255, 0.3);
    border-top-color: var(--bg-primary);
    border-radius: 50%;
    animation: spin 0.6s linear infinite;
}

@keyframes spin {
    to {
        transform: rotate(360deg);
    }
}

/* --- Drop Zone --- */
.drop-zone {
    border: 2px dashed var(--border-subtle);
    border-radius: var(--radius-lg);
    padding: 40px 20px;
    text-align: center;
    cursor: pointer;
    transition: all var(--transition-fast);
    margin-bottom: 20px;
}

.drop-zone:hover,
.drop-zone.drag-over {
    border-color: var(--accent);
    background: var(--accent-glow);
}

.drop-zone svg {
    color: var(--text-muted);
    margin-bottom: 12px;
}

.drop-zone p {
    color: var(--text-secondary);
    font-size: 0.95rem;
    margin-bottom: 8px;
}

.drop-zone-info {
    font-size: 0.75rem;
    color: var(--text-muted);
}

.file-preview {
    background: var(--bg-secondary);
    border-radius: var(--radius-md);
    padding: 16px;
    margin-bottom: 20px;
    text-align: center;
}

.file-preview img,
.file-preview video {
    max-height: 150px;
    max-width: 100%;
    border-radius: var(--radius-sm);
    margin-bottom: 8px;
}

/* --- Modals --- */
.modal-overlay {
    position: fixed;
    inset: 0;
    background: rgba(0, 0, 0, 0.7);
    display: none;
    align-items: center;
    justify-content: center;
    z-index: 1000;
    padding: 20px;
    backdrop-filter: blur(8px);
}

.modal-overlay.active {
    display: flex;
}

.modal {
    background: var(--bg-card);
    border: 1px solid var(--border-subtle);
    border-radius: var(--radius-lg);
    width: 100%;
    max-width: 560px;
    max-height: 90vh;
    overflow-y: auto;
    animation: modalIn 0.3s ease;
}

.modal-sm {
    max-width: 400px;
}

@keyframes modalIn {
    from {
        opacity: 0;
        transform: scale(0.95) translateY(10px);
    }

    to {
        opacity: 1;
        transform: scale(1) translateY(0);
    }
}

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

.modal-header h3 {
    font-family: var(--font-display);
    font-size: 1.2rem;
    font-weight: 400;
}

.modal-close {
    background: none;
    border: none;
    color: var(--text-muted);
    font-size: 1.5rem;
    cursor: pointer;
    padding: 4px;
    transition: color var(--transition-fast);
}

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

.modal-body {
    padding: 24px;
}

.modal-footer {
    display: flex;
    justify-content: flex-end;
    gap: 12px;
    padding: 16px 24px;
    border-top: 1px solid var(--border-subtle);
}

/* --- Toast --- */
.toast {
    position: fixed;
    bottom: 24px;
    left: 50%;
    transform: translateX(-50%) translateY(100px);
    background: var(--bg-card);
    border: 1px solid var(--border-subtle);
    padding: 14px 28px;
    border-radius: var(--radius-md);
    font-size: 0.9rem;
    z-index: 2000;
    box-shadow: 0 8px 32px rgba(0, 0, 0, 0.4);
    transition: transform 0.4s cubic-bezier(0.34, 1.56, 0.64, 1);
    pointer-events: none;
}

.toast.show {
    transform: translateX(-50%) translateY(0);
}

.toast.success {
    border-color: var(--success);
}

.toast.error {
    border-color: var(--danger);
}

/* --- Alert --- */
.alert {
    padding: 12px 16px;
    border-radius: var(--radius-sm);
    margin-bottom: 16px;
    font-size: 0.85rem;
}

.alert-error {
    background: var(--danger-bg);
    color: var(--danger);
    border: 1px solid rgba(231, 76, 60, 0.2);
}

.alert-success {
    background: var(--success-bg);
    color: var(--success);
    border: 1px solid rgba(46, 204, 113, 0.2);
}

/* --- Empty State --- */
.empty-state {
    grid-column: 1 / -1;
    display: flex;
    flex-direction: column;
    align-items: center;
    gap: 16px;
    padding: 60px 20px;
    color: var(--text-muted);
    text-align: center;
}

.empty-state svg {
    opacity: 0.3;
}

/* --- Responsive --- */
@media (max-width: 768px) {
    .admin-sidebar {
        transform: translateX(-100%);
        z-index: 200;
    }

    .admin-main {
        margin-left: 0;
        padding: 20px;
    }

    .content-header {
        flex-direction: column;
        gap: 16px;
        align-items: flex-start;
    }

    .form-row {
        flex-direction: column;
    }

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

    .media-grid {
        grid-template-columns: repeat(auto-fill, minmax(160px, 1fr));
    }

    .category-info {
        flex-direction: column;
        gap: 4px;
        align-items: flex-start;
    }
}

::-webkit-scrollbar {
    width: 6px;
}

::-webkit-scrollbar-track {
    background: var(--bg-primary);
}

::-webkit-scrollbar-thumb {
    background: var(--text-muted);
    border-radius: 3px;
}