:root {
    --rose-gold: #B76E79;
    --rose-gold-light: #E6B5C0;
    --rose-gold-dark: #8A454F;
    --accent-purple: #9B59B6;
    --bg-dark: #0a0a0a;
    --bg-card: #111;
    --bg-sidebar: #0d0d0d;
    --text: #eee;
    --text-muted: #888;
    --border: rgba(183, 110, 121, 0.2);
    --success: #2ecc71;
    --warning: #f39c12;
    --danger: #e74c3c;
}

* { margin: 0; padding: 0; box-sizing: border-box; }
body {
    font-family: 'Segoe UI', Tahoma, Geneva, Verdana, sans-serif;
    background: var(--bg-dark);
    color: var(--text);
    min-height: 100vh;
}

/* ─── LOGIN SCREEN ─── */
.login-screen {
    display: flex;
    align-items: center;
    justify-content: center;
    min-height: 100vh;
    background: radial-gradient(circle at 50% 50%, rgba(183,110,121,0.08) 0%, transparent 70%);
}
.login-card {
    background: var(--bg-card);
    border: 1px solid var(--border);
    border-radius: 20px;
    padding: 40px;
    width: 380px;
    max-width: 90vw;
    text-align: center;
    box-shadow: 0 20px 60px rgba(0,0,0,0.5);
}
.login-icon { font-size: 3rem; margin-bottom: 10px; }
.login-card h1 {
    font-family: 'Dancing Script', cursive;
    color: var(--rose-gold);
    font-size: 2rem;
}
.login-subtitle {
    color: var(--text-muted);
    margin-bottom: 25px;
    font-size: 0.9rem;
}
.form-group { margin-bottom: 16px; text-align: left; }
.form-group label {
    display: block;
    color: var(--rose-gold-light);
    font-size: 0.85rem;
    margin-bottom: 6px;
    font-weight: 500;
}
.form-group input {
    width: 100%;
    padding: 12px 15px;
    border-radius: 10px;
    border: 1px solid var(--border);
    background: rgba(255,255,255,0.06);
    color: white;
    font-size: 15px;
    transition: all 0.3s;
}
.form-group input:focus {
    outline: none;
    border-color: var(--rose-gold);
    box-shadow: 0 0 12px rgba(183,110,121,0.25);
    background: rgba(255,255,255,0.1);
}
.form-error {
    color: var(--danger);
    font-size: 0.85rem;
    margin-bottom: 10px;
    padding: 8px;
    background: rgba(231,76,60,0.1);
    border-radius: 8px;
}
.btn {
    background: linear-gradient(135deg, var(--rose-gold), var(--accent-purple));
    color: white;
    border: none;
    padding: 12px 28px;
    border-radius: 25px;
    font-size: 15px;
    font-weight: 600;
    cursor: pointer;
    transition: all 0.3s;
    letter-spacing: 0.5px;
}
.btn:hover { transform: translateY(-2px); box-shadow: 0 8px 25px rgba(183,110,121,0.4); }
.btn-full { width: 100%; }
.btn-secondary {
    background: transparent;
    border: 1px solid var(--rose-gold);
    color: var(--rose-gold);
}
.btn-danger {
    background: transparent;
    border: 1px solid var(--danger);
    color: var(--danger);
}
.btn-danger:hover { background: var(--danger); color: white; }
.btn-small { padding: 7px 14px; font-size: 0.8rem; }
.back-link {
    display: block;
    margin-top: 20px;
    color: var(--text-muted);
    text-decoration: none;
    font-size: 0.85rem;
}
.back-link:hover { color: var(--rose-gold); }
.hidden { display: none !important; }

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

/* Sidebar */
.sidebar {
    width: 240px;
    background: var(--bg-sidebar);
    border-right: 1px solid var(--border);
    display: flex;
    flex-direction: column;
    position: fixed;
    top: 0;
    left: 0;
    height: 100vh;
    z-index: 100;
    transition: transform 0.3s ease;
}
.sidebar-header {
    padding: 20px;
    border-bottom: 1px solid var(--border);
    display: flex;
    align-items: center;
    gap: 10px;
}
.sidebar-logo { font-size: 1.5rem; }
.sidebar-brand {
    font-family: 'Dancing Script', cursive;
    color: var(--rose-gold);
    font-size: 1.3rem;
}
.sidebar-nav {
    flex: 1;
    padding: 15px 10px;
    display: flex;
    flex-direction: column;
    gap: 4px;
}
.nav-item {
    display: flex;
    align-items: center;
    gap: 12px;
    padding: 12px 15px;
    border-radius: 10px;
    color: var(--text-muted);
    text-decoration: none;
    font-size: 0.95rem;
    transition: all 0.2s;
}
.nav-item:hover { background: rgba(183,110,121,0.1); color: var(--text); }
.nav-item.active {
    background: linear-gradient(135deg, rgba(183,110,121,0.2), rgba(155,89,182,0.15));
    color: var(--rose-gold);
    font-weight: 600;
}
.nav-icon { font-size: 1.1rem; }
.sidebar-footer {
    padding: 15px 20px;
    border-top: 1px solid var(--border);
}
.admin-user {
    color: var(--text-muted);
    font-size: 0.85rem;
    margin-bottom: 10px;
}
.btn-logout {
    width: 100%;
    padding: 8px;
    background: transparent;
    border: 1px solid var(--border);
    color: var(--text-muted);
    border-radius: 8px;
    cursor: pointer;
    font-size: 0.85rem;
    transition: all 0.2s;
}
.btn-logout:hover { border-color: var(--danger); color: var(--danger); }

/* Main area */
.admin-main {
    margin-left: 240px;
    flex: 1;
    min-height: 100vh;
}
.admin-header {
    display: flex;
    align-items: center;
    padding: 20px 30px;
    border-bottom: 1px solid var(--border);
    background: var(--bg-dark);
    position: sticky;
    top: 0;
    z-index: 50;
    gap: 15px;
}
.admin-header h2 {
    color: var(--rose-gold);
    font-size: 1.3rem;
}
.header-spacer { flex: 1; }
.mobile-menu-btn {
    display: none;
    background: none;
    border: none;
    color: var(--text);
    font-size: 1.5rem;
    cursor: pointer;
}

/* Page content */
.page-content { padding: 25px 30px; }
.admin-page { display: none; }
.admin-page.active { display: block; }

/* ─── STATS ─── */
.stats-grid {
    display: grid;
    grid-template-columns: repeat(auto-fill, minmax(180px, 1fr));
    gap: 15px;
}
.stat-card {
    background: var(--bg-card);
    border: 1px solid var(--border);
    border-radius: 12px;
    padding: 20px;
    text-align: center;
}
.stat-value {
    font-size: 1.8rem;
    font-weight: 700;
    color: var(--rose-gold);
}
.stat-label { color: var(--text-muted); font-size: 0.85rem; margin-top: 5px; }

/* ─── TABLES ─── */
.table-container {
    overflow-x: auto;
    border: 1px solid var(--border);
    border-radius: 12px;
    background: var(--bg-card);
}
.data-table {
    width: 100%;
    border-collapse: collapse;
    font-size: 0.9rem;
}
.data-table thead {
    background: rgba(183,110,121,0.08);
}
.data-table th {
    padding: 14px 16px;
    text-align: left;
    color: var(--rose-gold-light);
    font-weight: 600;
    border-bottom: 1px solid var(--border);
    white-space: nowrap;
}
.data-table td {
    padding: 12px 16px;
    border-bottom: 1px solid rgba(255,255,255,0.04);
    color: #ccc;
}
.data-table tr:hover td { background: rgba(183,110,121,0.04); }

/* Status badges */
.status-badge {
    display: inline-block;
    padding: 4px 12px;
    border-radius: 20px;
    font-size: 0.8rem;
    font-weight: 600;
}
.status-pending { background: rgba(243,156,18,0.15); color: var(--warning); }
.status-processing { background: rgba(52,152,219,0.15); color: #3498db; }
.status-shipped { background: rgba(155,89,182,0.15); color: var(--accent-purple); }
.status-delivered { background: rgba(46,204,113,0.15); color: var(--success); }
.status-cancelled { background: rgba(231,76,60,0.15); color: var(--danger); }

/* Empty state */
.empty-state { text-align: center; padding: 60px 20px; color: var(--text-muted); }

/* ─── TOOLBAR ─── */
.page-toolbar {
    display: flex;
    justify-content: flex-end;
    margin-bottom: 20px;
}

/* ─── MODAL ─── */
.modal-overlay {
    position: fixed;
    inset: 0;
    background: rgba(0,0,0,0.7);
    z-index: 200;
    display: flex;
    align-items: center;
    justify-content: center;
    backdrop-filter: blur(4px);
}
.modal {
    background: var(--bg-card);
    border: 1px solid var(--border);
    border-radius: 16px;
    width: 500px;
    max-width: 90vw;
    max-height: 85vh;
    overflow-y: auto;
    box-shadow: 0 20px 60px rgba(0,0,0,0.6);
}
.modal-header {
    display: flex;
    justify-content: space-between;
    align-items: center;
    padding: 20px 24px 0;
}
.modal-header h3 { color: var(--rose-gold); }
.modal-close {
    background: none;
    border: none;
    color: var(--text-muted);
    font-size: 1.5rem;
    cursor: pointer;
}
.modal-close:hover { color: var(--text); }
.modal-body { padding: 20px 24px; }
.modal-footer {
    padding: 15px 24px 20px;
    display: flex;
    justify-content: flex-end;
    gap: 10px;
}

/* ─── ORDER DETAIL ─── */
.order-detail-grid {
    display: grid;
    gap: 20px;
}
.order-detail-grid .section {
    padding: 15px;
    background: rgba(255,255,255,0.03);
    border-radius: 10px;
    border: 1px solid var(--border);
}
.order-detail-grid .section h4 {
    color: var(--rose-gold-light);
    margin-bottom: 10px;
    font-size: 0.9rem;
}
.order-detail-grid .section p {
    color: #ccc;
    font-size: 0.9rem;
    line-height: 1.5;
}
.item-row {
    display: flex;
    justify-content: space-between;
    padding: 6px 0;
    border-bottom: 1px solid rgba(255,255,255,0.05);
    font-size: 0.85rem;
}

/* ─── PRODUCT FORM ─── */
.product-form-grid {
    display: grid;
    gap: 15px;
}
.product-form-grid .form-group { margin: 0; }
.product-form-grid input,
.product-form-grid textarea {
    width: 100%;
    padding: 10px 14px;
    border-radius: 8px;
    border: 1px solid var(--border);
    background: rgba(255,255,255,0.06);
    color: white;
    font-size: 14px;
}
.product-form-grid textarea {
    min-height: 80px;
    resize: vertical;
    font-family: inherit;
}
.product-form-grid input:focus,
.product-form-grid textarea:focus {
    outline: none;
    border-color: var(--rose-gold);
    box-shadow: 0 0 10px rgba(183,110,121,0.2);
}

/* ─── RESPONSIVE ─── */
@media (max-width: 768px) {
    .sidebar {
        transform: translateX(-100%);
    }
    .sidebar.open {
        transform: translateX(0);
    }
    .admin-main {
        margin-left: 0;
    }
    .mobile-menu-btn {
        display: block;
    }
    .stats-grid {
        grid-template-columns: repeat(2, 1fr);
    }
    .page-content {
        padding: 15px;
    }
    .admin-header {
        padding: 15px;
    }
}

/* Image Upload Styles */
.image-upload-wrapper {
    display: flex;
    flex-direction: column;
    gap: 10px;
}
.image-upload-wrapper input[type="file"] {
    padding: 8px;
    background: rgba(255,255,255,0.06);
    border: 1px dashed var(--border);
    border-radius: 8px;
    color: var(--text);
    cursor: pointer;
}
.image-upload-wrapper input[type="file"]::-webkit-file-upload-button {
    background: var(--rose-gold);
    color: white;
    border: none;
    padding: 6px 16px;
    border-radius: 6px;
    cursor: pointer;
    margin-right: 10px;
}
.image-preview {
    display: flex;
    align-items: center;
    gap: 12px;
    padding: 8px;
    background: rgba(255,255,255,0.04);
    border-radius: 8px;
}
.image-preview img {
    max-width: 80px;
    max-height: 80px;
    border-radius: 6px;
    object-fit: cover;
}
.upload-status {
    font-size: 0.85rem;
}
.upload-status.uploading { color: var(--warning); }
.upload-status.success { color: var(--success); }
.upload-status.error { color: var(--danger); }