:root {
    --bg: #0f0f0f;
    --bg-card: #1a1a1a;
    --bg-input: #141414;
    --text: #f0f0f0;
    --text-secondary: #999;
    --text-muted: #666;
    --accent: #c9a96e;
    --accent-hover: #d4b87d;
    --accent-dim: rgba(201, 169, 110, 0.12);
    --border: #2a2a2a;
    --border-light: #333;
    --danger: #e74c3c;
    --success: #2ecc71;
    --radius: 8px;
    --radius-lg: 12px;
    --font: 'Inter', sans-serif;
}

*, *::before, *::after { margin: 0; padding: 0; box-sizing: border-box; }
body { font-family: var(--font); background: var(--bg); color: var(--text); line-height: 1.6; }
a { text-decoration: none; color: inherit; }

/* NAV */
.admin-nav { background: var(--bg-card); border-bottom: 1px solid var(--border); padding: 14px 0; position: sticky; top: 0; z-index: 50; }
.admin-nav .nav-container { max-width: 1200px; margin: 0 auto; padding: 0 24px; display: flex; align-items: center; justify-content: space-between; }
.nav-logo { display: flex; align-items: center; gap: 10px; font-size: 16px; }
.nav-logo strong { color: var(--accent); }
.nav-right { display: flex; align-items: center; gap: 16px; }
.nav-user { font-size: 13px; color: var(--text-secondary); }

/* MAIN */
.admin-main { max-width: 1200px; margin: 0 auto; padding: 32px 24px; }

/* PAGE HEADER */
.page-header { display: flex; align-items: flex-end; justify-content: space-between; margin-bottom: 32px; }
.page-header h1 { font-size: 24px; font-weight: 700; margin-top: 4px; }
.page-header p { color: var(--text-secondary); font-size: 14px; }
.back-link { display: inline-flex; align-items: center; gap: 4px; font-size: 13px; color: var(--text-secondary); margin-bottom: 8px; transition: color 0.2s; }
.back-link:hover { color: var(--accent); }
.shop-url { font-size: 13px; color: var(--text-muted); font-family: monospace; }

/* BUTTONS */
.btn-primary { display: inline-flex; align-items: center; gap: 8px; padding: 10px 20px; background: var(--accent); color: var(--bg); border: none; border-radius: var(--radius); font-size: 13px; font-weight: 600; cursor: pointer; transition: all 0.2s; font-family: var(--font); }
.btn-primary:hover { background: var(--accent-hover); transform: translateY(-1px); }
.btn-outline { display: inline-flex; align-items: center; gap: 8px; padding: 10px 20px; background: transparent; color: var(--text); border: 1px solid var(--border); border-radius: var(--radius); font-size: 13px; font-weight: 500; cursor: pointer; transition: all 0.2s; font-family: var(--font); }
.btn-outline:hover { border-color: var(--accent); color: var(--accent); }
.btn-sm { padding: 6px 14px; font-size: 12px; }
.btn-full { width: 100%; justify-content: center; }
.btn-icon { display: inline-flex; align-items: center; justify-content: center; width: 32px; height: 32px; border-radius: var(--radius); border: none; cursor: pointer; transition: all 0.2s; background: transparent; }
.btn-icon.btn-danger { color: var(--danger); }
.btn-icon.btn-danger:hover { background: rgba(231, 76, 60, 0.1); }
.btn-icon.btn-success { color: var(--success); }
.btn-icon.btn-success:hover { background: rgba(46, 204, 113, 0.1); }

/* ALERTS */
.alert { padding: 12px 16px; border-radius: var(--radius); font-size: 13px; margin-bottom: 20px; }
.alert-error { background: rgba(231, 76, 60, 0.1); border: 1px solid rgba(231, 76, 60, 0.3); color: #e74c3c; }

/* CARDS */
.shop-card { display: block; background: var(--bg-card); border: 1px solid var(--border); border-radius: var(--radius-lg); padding: 24px; transition: all 0.3s; }
.shop-card:hover { border-color: var(--border-light); transform: translateY(-2px); }
.shop-card-header { display: flex; align-items: center; gap: 14px; margin-bottom: 20px; }
.shop-avatar { width: 48px; height: 48px; background: var(--accent-dim); border-radius: 50%; display: flex; align-items: center; justify-content: center; font-size: 18px; font-weight: 700; color: var(--accent); flex-shrink: 0; }
.shop-info h3 { font-size: 16px; font-weight: 600; }
.shop-slug { font-size: 12px; color: var(--text-muted); font-family: monospace; }
.shop-stats { display: grid; grid-template-columns: repeat(3, 1fr); gap: 12px; margin-bottom: 16px; }
.stat { text-align: center; }
.stat-number { display: block; font-size: 20px; font-weight: 700; color: var(--text); }
.stat-label { font-size: 11px; color: var(--text-muted); text-transform: uppercase; letter-spacing: 1px; }
.stat-sub { font-size: 11px; color: var(--text-muted); display: block; }
.shop-card-footer { display: flex; align-items: center; justify-content: space-between; padding-top: 16px; border-top: 1px solid var(--border); }
.shop-link { font-size: 12px; color: var(--text-muted); font-family: monospace; }

.shops-grid { display: grid; grid-template-columns: repeat(auto-fill, minmax(320px, 1fr)); gap: 16px; }

/* EMPTY STATE */
.empty-state { text-align: center; padding: 80px 24px; }
.empty-state h3 { font-size: 18px; margin: 16px 0 8px; }
.empty-state p { color: var(--text-muted); margin-bottom: 24px; }

/* STATS ROW */
.stats-row { display: grid; grid-template-columns: repeat(3, 1fr); gap: 16px; margin-bottom: 32px; }
.stat-card { background: var(--bg-card); border: 1px solid var(--border); border-radius: var(--radius-lg); padding: 24px; }
.stat-card .stat-label { display: block; font-size: 12px; color: var(--text-muted); margin-bottom: 4px; text-transform: uppercase; letter-spacing: 1px; }
.stat-card .stat-number { font-size: 32px; font-weight: 700; color: var(--accent); }

/* TABS */
.tabs { display: flex; gap: 0; border-bottom: 1px solid var(--border); margin-bottom: 24px; }
.tab { padding: 12px 20px; background: none; border: none; border-bottom: 2px solid transparent; color: var(--text-muted); font-size: 13px; font-weight: 500; cursor: pointer; transition: all 0.2s; font-family: var(--font); }
.tab:hover { color: var(--text); }
.tab.active { color: var(--accent); border-bottom-color: var(--accent); }
.tab-content { display: none; }
.tab-content.active { display: block; }

/* SECTION CARD */
.section-card { background: var(--bg-card); border: 1px solid var(--border); border-radius: var(--radius-lg); padding: 24px; margin-bottom: 24px; }
.section-card h3 { font-size: 16px; font-weight: 600; margin-bottom: 16px; }
.section-header { display: flex; align-items: center; justify-content: space-between; margin-bottom: 20px; }

/* TABLE */
.table-responsive { overflow-x: auto; }
.data-table { width: 100%; border-collapse: collapse; }
.data-table th { text-align: left; font-size: 11px; font-weight: 600; color: var(--text-muted); text-transform: uppercase; letter-spacing: 1px; padding: 10px 12px; border-bottom: 1px solid var(--border); }
.data-table td { padding: 12px; font-size: 13px; border-bottom: 1px solid var(--border); }
.data-table tbody tr:hover { background: rgba(255, 255, 255, 0.02); }

/* BADGES */
.badge { display: inline-block; padding: 4px 10px; border-radius: 100px; font-size: 11px; font-weight: 600; }
.badge-confirmed { background: rgba(46, 204, 113, 0.1); color: #2ecc71; }
.badge-completed { background: rgba(52, 152, 219, 0.1); color: #3498db; }
.badge-cancelled { background: rgba(231, 76, 60, 0.1); color: #e74c3c; }

/* LIST ITEMS */
.list-items { display: flex; flex-direction: column; gap: 8px; }
.list-item { display: flex; align-items: center; justify-content: space-between; padding: 14px 16px; background: var(--bg-input); border: 1px solid var(--border); border-radius: var(--radius); }
.item-info { display: flex; align-items: center; gap: 12px; }
.item-info strong { font-size: 14px; }
.item-meta { font-size: 12px; color: var(--text-muted); display: flex; align-items: center; gap: 4px; }
.item-avatar { width: 36px; height: 36px; background: var(--accent-dim); border-radius: 50%; display: flex; align-items: center; justify-content: center; font-size: 14px; font-weight: 600; color: var(--accent); }
.item-right { display: flex; align-items: center; gap: 12px; }
.item-price { font-size: 14px; font-weight: 600; color: var(--accent); }

/* FORMS */
.form-group { margin-bottom: 16px; }
.form-group label { display: block; font-size: 12px; font-weight: 600; color: var(--text-secondary); margin-bottom: 6px; }
.form-group input, .form-group select, .form-group textarea { width: 100%; padding: 10px 14px; background: var(--bg-input); border: 1px solid var(--border); border-radius: var(--radius); font-size: 14px; color: var(--text); font-family: var(--font); transition: border-color 0.2s; }
.form-group input:focus, .form-group select:focus, .form-group textarea:focus { outline: none; border-color: var(--accent); }
.form-group textarea { resize: vertical; }
.form-hint { font-size: 11px; color: var(--text-muted); margin-top: 4px; display: block; }
.form-grid { display: grid; grid-template-columns: 1fr 1fr; gap: 16px; }
.form-grid .full-width { grid-column: 1 / -1; }
.form-row { display: flex; gap: 12px; align-items: flex-end; }
.form-row .form-group { flex: 1; margin-bottom: 0; }
.form-actions { display: flex; gap: 12px; align-items: flex-end; }
.form-actions .form-group { margin-bottom: 0; }
.inline-form { margin-bottom: 20px; padding: 16px; background: var(--bg-input); border: 1px solid var(--border); border-radius: var(--radius); }

/* DATE FILTER */
.date-filter { display: flex; gap: 8px; align-items: center; }
.date-filter input { padding: 6px 12px; background: var(--bg-input); border: 1px solid var(--border); border-radius: var(--radius); font-size: 13px; color: var(--text); font-family: var(--font); }

/* ACTION BUTTONS */
.action-buttons { display: flex; gap: 4px; }

/* TEXT */
.text-muted { color: var(--text-muted); font-size: 14px; }

/* LOGIN */
.login-page { min-height: 100vh; display: flex; align-items: center; justify-content: center; }
.login-container { width: 100%; max-width: 400px; padding: 24px; }
.login-card { background: var(--bg-card); border: 1px solid var(--border); border-radius: var(--radius-lg); padding: 40px; }
.login-header { text-align: center; margin-bottom: 32px; }
.login-header h1 { font-size: 20px; font-weight: 700; margin-top: 12px; }
.login-header p { font-size: 13px; color: var(--text-muted); }
.login-demo { margin-top: 20px; padding-top: 20px; border-top: 1px solid var(--border); text-align: center; }
.login-demo p { font-size: 12px; color: var(--text-muted); }

/* Settings */
.settings-form { max-width: 800px; }
.settings-section {
    background: var(--bg-card);
    border: 1px solid var(--border);
    border-radius: var(--radius-lg);
    padding: 24px;
    margin-bottom: 20px;
}
.settings-section h2 {
    font-size: 16px;
    font-weight: 600;
    margin-bottom: 20px;
    display: flex;
    align-items: center;
    gap: 10px;
    color: var(--text);
}
.settings-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
    gap: 16px;
}
.settings-toggle {
    display: flex;
    align-items: center;
    gap: 12px;
    margin-bottom: 16px;
}
.settings-toggles {
    display: flex;
    flex-direction: column;
    gap: 12px;
}
.toggle {
    position: relative;
    display: inline-block;
    width: 44px;
    height: 24px;
    flex-shrink: 0;
}
.toggle input {
    opacity: 0;
    width: 0;
    height: 0;
}
.toggle-slider {
    position: absolute;
    cursor: pointer;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background-color: var(--border);
    transition: 0.3s;
    border-radius: 24px;
}
.toggle-slider:before {
    position: absolute;
    content: "";
    height: 18px;
    width: 18px;
    left: 3px;
    bottom: 3px;
    background-color: var(--text);
    transition: 0.3s;
    border-radius: 50%;
}
.toggle input:checked + .toggle-slider {
    background-color: var(--accent);
}
.toggle input:checked + .toggle-slider:before {
    transform: translateX(20px);
    background-color: var(--bg);
}
.settings-actions {
    margin-top: 24px;
}
.btn-save {
    background: var(--accent);
    color: var(--bg);
    border: none;
    padding: 14px 28px;
    border-radius: var(--radius);
    font-size: 12px;
    font-weight: 700;
    letter-spacing: 1px;
    cursor: pointer;
    transition: all 0.3s;
}
.btn-save:hover {
    background: var(--accent-light);
    transform: translateY(-2px);
}

/* RESPONSIVE */
@media (max-width: 768px) {
    .page-header { flex-direction: column; align-items: flex-start; gap: 16px; }
    .stats-row { grid-template-columns: 1fr; }
    .shops-grid { grid-template-columns: 1fr; }
    .form-grid { grid-template-columns: 1fr; }
    .form-row { flex-direction: column; }
    .tabs { overflow-x: auto; }
}