/* ===== ADMIN CSS ===== */
*,
*::before,
*::after {
    margin: 0;
    padding: 0;
    box-sizing: border-box;
}

:root {
    --primary: #d4a373;
    --primary-dark: #c08a5a;
    --secondary: #2d2d2d;
    --bg: #f4f0eb;
    --bg-white: #ffffff;
    --sidebar-bg: #1e1e2a;
    --sidebar-text: #a0a0b8;
    --sidebar-active: #fff;
    --text-dark: #1a1a1a;
    --text-muted: #666;
    --border: #e0dbd4;
    --danger: #e74c3c;
    --danger-hover: #c0392b;
    --success: #27ae60;
    --shadow: 0 2px 12px rgba(0, 0, 0, 0.06);
    --shadow-lg: 0 8px 30px rgba(0, 0, 0, 0.1);
    --radius: 10px;
    --radius-lg: 16px;
    --transition: 0.25s ease;
    --font: 'Segoe UI', system-ui, -apple-system, sans-serif;
}

body {
    font-family: var(--font);
    color: var(--text-dark);
    background: var(--bg);
    line-height: 1.6;
}

a { text-decoration: none; color: inherit; }
ul { list-style: none; }
img { max-width: 100%; height: auto; display: block; }

/* ===== LOGIN ===== */
.login-page {
    min-height: 100vh;
    display: flex;
    align-items: center;
    justify-content: center;
    background: linear-gradient(135deg, #f4f0eb 0%, #e8e0d8 100%);
    padding: 24px;
}

.login-box {
    background: var(--bg-white);
    border-radius: var(--radius-lg);
    box-shadow: var(--shadow-lg);
    padding: 48px 40px;
    width: 100%;
    max-width: 400px;
}

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

.login-header img {
    height: 56px;
    margin: 0 auto 16px;
}

.login-header h1 {
    font-size: 1.5rem;
    color: var(--secondary);
    margin-bottom: 6px;
}

.login-header p {
    color: var(--text-muted);
    font-size: 0.9rem;
}

.login-form {
    display: flex;
    flex-direction: column;
    gap: 20px;
}

/* ===== ADMIN LAYOUT ===== */
.admin-layout {
    display: flex;
    min-height: 100vh;
}

/* ===== SIDEBAR ===== */
.sidebar {
    width: 260px;
    background: var(--sidebar-bg);
    display: flex;
    flex-direction: column;
    flex-shrink: 0;
    transition: var(--transition);
    position: fixed;
    top: 0;
    left: 0;
    bottom: 0;
    z-index: 100;
}

.sidebar-brand {
    display: flex;
    align-items: center;
    gap: 12px;
    padding: 24px 20px;
    border-bottom: 1px solid rgba(255, 255, 255, 0.06);
}

.sidebar-brand img {
    height: 36px;
    width: auto;
    filter: brightness(10);
}

.sidebar-brand span {
    color: #fff;
    font-weight: 700;
    font-size: 1rem;
}

.sidebar-nav {
    padding: 16px 12px;
    flex: 1;
    display: flex;
    flex-direction: column;
    gap: 4px;
}

.sidebar-nav a {
    display: flex;
    align-items: center;
    gap: 12px;
    padding: 12px 16px;
    border-radius: var(--radius);
    color: var(--sidebar-text);
    font-size: 0.9rem;
    font-weight: 500;
    transition: var(--transition);
}

.sidebar-nav a:hover {
    background: rgba(255, 255, 255, 0.05);
    color: #ccc;
}

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

.sidebar-nav a i {
    width: 20px;
    text-align: center;
}

.sidebar-nav a:last-child {
    margin-top: auto;
    color: var(--danger);
}

.sidebar-nav a:last-child:hover {
    background: rgba(231, 76, 60, 0.15);
}

/* ===== MAIN CONTENT ===== */
.main-content {
    flex: 1;
    margin-left: 260px;
    transition: var(--transition);
}

.main-header {
    display: flex;
    align-items: center;
    justify-content: space-between;
    padding: 20px 32px;
    background: var(--bg-white);
    border-bottom: 1px solid var(--border);
    position: sticky;
    top: 0;
    z-index: 50;
}

.main-header h2 {
    font-size: 1.3rem;
    font-weight: 700;
}

.sidebar-toggle {
    display: none;
    background: none;
    border: none;
    font-size: 1.3rem;
    cursor: pointer;
    color: var(--text-dark);
}

.header-right {
    display: flex;
    align-items: center;
    gap: 16px;
}

.admin-user {
    display: flex;
    align-items: center;
    gap: 8px;
    color: var(--text-muted);
    font-size: 0.9rem;
}

.admin-user i {
    font-size: 1.5rem;
    color: var(--primary);
}

/* ===== CONTENT AREA ===== */
.content-area {
    padding: 32px;
}

.page {
    display: none;
}

.page.active {
    display: block;
    animation: fadeIn 0.3s ease;
}

@keyframes fadeIn {
    from { opacity: 0; transform: translateY(10px); }
    to { opacity: 1; transform: translateY(0); }
}

/* ===== STATS ===== */
.stats-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(220px, 1fr));
    gap: 24px;
    margin-bottom: 32px;
}

.stat-card {
    background: var(--bg-white);
    border-radius: var(--radius);
    padding: 24px;
    display: flex;
    align-items: center;
    gap: 20px;
    box-shadow: var(--shadow);
    transition: var(--transition);
}

.stat-card:hover {
    transform: translateY(-3px);
    box-shadow: var(--shadow-lg);
}

.stat-icon {
    width: 56px;
    height: 56px;
    border-radius: var(--radius);
    background: var(--bg);
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 1.5rem;
    color: var(--primary);
}

.stat-info .stat-value {
    display: block;
    font-size: 1.8rem;
    font-weight: 800;
    color: var(--secondary);
}

.stat-info .stat-label {
    font-size: 0.85rem;
    color: var(--text-muted);
}

/* ===== CARD ===== */
.card {
    background: var(--bg-white);
    border-radius: var(--radius-lg);
    box-shadow: var(--shadow);
    overflow: hidden;
    margin-bottom: 24px;
}

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

.card-header h3 {
    font-size: 1.05rem;
    font-weight: 700;
}

.card-body {
    padding: 24px;
}

/* ===== TABLE ===== */
.table {
    width: 100%;
    border-collapse: collapse;
}

.table th,
.table td {
    padding: 12px 16px;
    text-align: left;
    border-bottom: 1px solid var(--border);
    font-size: 0.9rem;
}

.table th {
    font-weight: 600;
    color: var(--text-muted);
    font-size: 0.8rem;
    text-transform: uppercase;
    letter-spacing: 0.5px;
}

.table tbody tr:hover {
    background: var(--bg);
}

/* ===== FORM ===== */
.form-group {
    margin-bottom: 18px;
}

.form-group label {
    display: block;
    font-size: 0.9rem;
    font-weight: 600;
    margin-bottom: 6px;
    color: var(--secondary);
}

.form-group input,
.form-group select,
.form-group textarea {
    width: 100%;
    padding: 12px 14px;
    border: 1.5px solid var(--border);
    border-radius: var(--radius);
    font-family: var(--font);
    font-size: 0.9rem;
    transition: var(--transition);
    background: var(--bg);
}

.form-group input:focus,
.form-group select:focus,
.form-group textarea:focus {
    outline: none;
    border-color: var(--primary);
    box-shadow: 0 0 0 3px rgba(212, 163, 115, 0.15);
    background: var(--bg-white);
}

.form-group small {
    font-size: 0.8rem;
    color: var(--text-muted);
    margin-top: 4px;
    display: block;
}

/* ===== BUTTONS ===== */
.btn {
    display: inline-flex;
    align-items: center;
    gap: 8px;
    padding: 10px 22px;
    border-radius: 50px;
    font-weight: 600;
    font-size: 0.9rem;
    cursor: pointer;
    transition: var(--transition);
    border: none;
    font-family: var(--font);
}

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

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

.btn-outline {
    background: transparent;
    color: var(--text-muted);
    border: 1.5px solid var(--border);
}

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

.btn-danger {
    background: var(--danger);
    color: #fff;
}

.btn-danger:hover {
    background: var(--danger-hover);
}

.btn-sm {
    padding: 6px 14px;
    font-size: 0.82rem;
}

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

.btn-icon {
    padding: 6px 10px;
    border-radius: 6px;
    border: 1px solid var(--border);
    background: transparent;
    cursor: pointer;
    transition: var(--transition);
    color: var(--text-muted);
}

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

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

/* ===== MODAL ===== */
.modal-overlay {
    position: fixed;
    inset: 0;
    background: rgba(0, 0, 0, 0.5);
    z-index: 200;
    display: none;
    align-items: center;
    justify-content: center;
    backdrop-filter: blur(4px);
}

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

.modal {
    background: var(--bg-white);
    border-radius: var(--radius-lg);
    max-width: 640px;
    width: 95%;
    max-height: 90vh;
    overflow-y: auto;
    animation: modalIn 0.25s ease;
}

@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);
    position: sticky;
    top: 0;
    background: var(--bg-white);
    z-index: 1;
}

.modal-header h3 {
    font-size: 1.1rem;
}

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

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

.modal form {
    padding: 24px;
}

.modal-actions {
    display: flex;
    gap: 12px;
    justify-content: flex-end;
    margin-top: 8px;
}

/* ===== EMPTY STATE ===== */
.empty-state {
    text-align: center;
    padding: 48px 24px;
    color: var(--text-muted);
    font-size: 0.9rem;
}

/* ===== DANGER ZONE ===== */
hr {
    border: none;
    border-top: 1px solid var(--border);
    margin: 32px 0;
}

.danger-zone {
    background: #fff5f5;
    border: 1px solid #fcc;
    border-radius: var(--radius);
    padding: 24px;
}

.danger-zone h4 {
    color: var(--danger);
    margin-bottom: 8px;
}

.danger-zone p {
    color: var(--text-muted);
    font-size: 0.85rem;
    margin-bottom: 16px;
}

/* ===== NOTIFICATION ===== */
.admin-notification {
    position: fixed;
    bottom: 24px;
    right: 24px;
    padding: 14px 24px;
    border-radius: var(--radius);
    color: #fff;
    font-weight: 500;
    font-size: 0.9rem;
    box-shadow: var(--shadow-lg);
    z-index: 300;
    opacity: 0;
    transform: translateY(20px);
    transition: var(--transition);
}

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

.admin-notification.success { background: var(--success); }
.admin-notification.error { background: var(--danger); }

/* ===== RESPONSIVE ===== */
@media (max-width: 768px) {
    .sidebar {
        transform: translateX(-100%);
    }

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

    .main-content {
        margin-left: 0;
    }

    .sidebar-toggle {
        display: block;
    }

    .content-area {
        padding: 20px 16px;
    }

    .main-header {
        padding: 16px 20px;
    }

    .stats-grid {
        grid-template-columns: 1fr;
    }

    .table {
        font-size: 0.85rem;
    }

    .table th,
    .table td {
        padding: 10px 12px;
    }

    .card-header {
        flex-direction: column;
        gap: 12px;
        align-items: flex-start;
    }

    .login-box {
        padding: 32px 24px;
    }

    .image-upload-area {
        flex-direction: column;
    }

    .media-grid {
        grid-template-columns: repeat(auto-fill, minmax(140px, 1fr)) !important;
    }
}

/* ===== IMAGE UPLOAD ===== */
.image-upload-area {
    display: flex;
    gap: 20px;
    align-items: flex-start;
    flex-wrap: wrap;
}

.image-preview {
    width: 160px;
    height: 120px;
    border-radius: var(--radius);
    border: 2px dashed var(--border);
    overflow: hidden;
    flex-shrink: 0;
    display: flex;
    align-items: center;
    justify-content: center;
    background: var(--bg);
    position: relative;
}

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

.image-preview-placeholder {
    display: flex;
    flex-direction: column;
    align-items: center;
    gap: 6px;
    color: var(--text-light);
    font-size: 0.8rem;
}

.image-preview-placeholder i {
    font-size: 1.8rem;
}

.image-upload-options {
    display: flex;
    flex-direction: column;
    gap: 8px;
    flex: 1;
    min-width: 200px;
}

.image-upload-options input[type="text"] {
    width: 100%;
    padding: 10px 12px;
    border: 1.5px solid var(--border);
    border-radius: var(--radius);
    font-family: var(--font);
    font-size: 0.85rem;
    transition: var(--transition);
    background: var(--bg);
}

.image-upload-options input[type="text"]:focus {
    outline: none;
    border-color: var(--primary);
    box-shadow: 0 0 0 3px rgba(212, 163, 115, 0.15);
    background: var(--bg-white);
}

/* ===== MEDIA GALLERY ===== */
.media-grid {
    display: grid;
    grid-template-columns: repeat(auto-fill, minmax(180px, 1fr));
    gap: 16px;
}

.media-item {
    border-radius: var(--radius);
    overflow: hidden;
    border: 1px solid var(--border);
    position: relative;
    aspect-ratio: 1;
    background: var(--bg);
    cursor: pointer;
    transition: var(--transition);
}

.media-item:hover {
    box-shadow: var(--shadow);
    transform: translateY(-2px);
}

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

.media-item .media-actions {
    position: absolute;
    inset: 0;
    background: rgba(0, 0, 0, 0.5);
    display: flex;
    align-items: center;
    justify-content: center;
    gap: 8px;
    opacity: 0;
    transition: var(--transition);
}

.media-item:hover .media-actions {
    opacity: 1;
}

.media-item .media-actions button {
    width: 36px;
    height: 36px;
    border-radius: 50%;
    border: none;
    cursor: pointer;
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 0.9rem;
    transition: var(--transition);
}

.media-item .media-copy-btn {
    background: #fff;
    color: var(--secondary);
}

.media-item .media-copy-btn:hover {
    background: var(--primary);
    color: #fff;
}

.media-item .media-delete-btn {
    background: var(--danger);
    color: #fff;
}

.media-item .media-delete-btn:hover {
    background: var(--danger-hover);
}

.media-item .media-size {
    position: absolute;
    bottom: 6px;
    right: 6px;
    background: rgba(0, 0, 0, 0.7);
    color: #fff;
    font-size: 0.7rem;
    padding: 2px 8px;
    border-radius: 4px;
}