/* ============================================================
   DON SABOR POS — Specific Styles
   ============================================================ */

/* Auth Screen */
.auth-container {
    min-height: 100vh; display: flex; align-items: center; justify-content: center;
    background: linear-gradient(135deg, var(--dark) 0%, var(--primary) 100%);
    padding: 20px;
}
.auth-card {
    background: var(--white); border-radius: var(--radius-lg); box-shadow: var(--shadow-lg);
    padding: 40px; width: 100%; max-width: 420px;
}
.auth-logo { text-align: center; margin-bottom: 32px; }
.auth-logo h1 { font-size: 28px; color: var(--primary); font-weight: 800; }
.auth-logo h1 span { color: var(--accent); }
.auth-logo p { color: var(--gray); font-size: 14px; margin-top: 4px; }

/* POS Layout */
.pos-layout {
    display: grid; grid-template-columns: 1fr 380px; grid-template-rows: 60px 1fr;
    height: 100vh; overflow: hidden;
}
.pos-header {
    grid-column: 1 / -1; background: var(--dark); color: var(--white);
    display: flex; align-items: center; padding: 0 20px; gap: 16px;
    box-shadow: 0 2px 8px rgba(0,0,0,0.2); z-index: 100;
}
.pos-header .logo { font-size: 20px; font-weight: 800; }
.pos-header .logo span { color: var(--accent); }
.pos-header .nav-items { display: flex; gap: 4px; margin-left: 32px; }
.pos-header .nav-item {
    padding: 8px 16px; border-radius: var(--radius); cursor: pointer;
    font-size: 13px; font-weight: 600; transition: var(--transition);
    color: rgba(255,255,255,0.7); background: transparent; border: none;
}
.pos-header .nav-item:hover, .pos-header .nav-item.active { background: rgba(255,255,255,0.1); color: var(--white); }
.pos-header .user-info { margin-left: auto; display: flex; align-items: center; gap: 10px; cursor: pointer; }
.pos-header .user-avatar {
    width: 34px; height: 34px; border-radius: 50%; background: var(--accent);
    display: flex; align-items: center; justify-content: center; font-size: 14px; font-weight: 700;
}
.pos-header .tasa-badge {
    background: rgba(233,69,96,0.2); color: var(--accent-light); padding: 4px 12px;
    border-radius: 20px; font-size: 12px; font-weight: 700;
}

/* POS Left Panel — Products */
.pos-products {
    grid-column: 1; grid-row: 2; display: flex; flex-direction: column; background: var(--gray-light);
    overflow: hidden;
}
.pos-categories {
    display: flex; gap: 8px; padding: 12px 16px; overflow-x: auto;
    background: var(--white); border-bottom: 1px solid var(--border);
    flex-shrink: 0;
}
.pos-category-btn {
    padding: 8px 18px; border-radius: 20px; border: 2px solid var(--border);
    background: var(--white); font-size: 13px; font-weight: 600; cursor: pointer;
    white-space: nowrap; transition: var(--transition); color: var(--gray-dark);
}
.pos-category-btn:hover { border-color: var(--primary); color: var(--primary); }
.pos-category-btn.active { background: var(--primary); color: var(--white); border-color: var(--primary); }

.pos-search {
    padding: 12px 16px; background: var(--white); border-bottom: 1px solid var(--border); flex-shrink: 0;
}
.pos-search input {
    width: 100%; padding: 10px 16px 10px 40px; border: 2px solid var(--border);
    border-radius: var(--radius); font-size: 14px; background: var(--gray-light) url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' width='16' height='16' fill='%236C757D'%3E%3Cpath d='M11.742 10.344a6.5 6.5 0 1 0-1.397 1.398h-.001l3.85 3.85a1 1 0 0 0 1.415-1.414l-3.85-3.85zm-5.242.156a5 5 0 1 1 0-10 5 5 0 0 1 0 10z'/%3E%3C/svg%3E") no-repeat 14px center;
    transition: var(--transition);
}
.pos-search input:focus { border-color: var(--primary); background-color: var(--white); }

.pos-product-grid {
    flex: 1; overflow-y: auto; padding: 16px;
    display: grid; grid-template-columns: repeat(auto-fill, minmax(150px, 1fr));
    gap: 12px; align-content: start;
}
.pos-product-card {
    background: var(--white); border-radius: var(--radius); padding: 16px;
    cursor: pointer; transition: var(--transition); border: 2px solid transparent;
    display: flex; flex-direction: column; align-items: center; text-align: center;
    position: relative;
}
.pos-product-card:hover { border-color: var(--primary); box-shadow: var(--shadow); transform: translateY(-2px); }
.pos-product-card .product-icon { font-size: 32px; margin-bottom: 8px; }
.pos-product-card .product-name { font-weight: 700; font-size: 13px; color: var(--dark); margin-bottom: 4px; line-height: 1.3; }
.pos-product-card .product-price { font-weight: 800; font-size: 16px; color: var(--primary); }
.pos-product-card .product-price-bs { font-size: 11px; color: var(--gray); }
.pos-product-card .product-type { font-size: 10px; color: var(--white); background: var(--primary); padding: 2px 8px; border-radius: 10px; margin-top: 4px; }
.pos-product-card .product-type.fabricado { background: var(--accent); }
.pos-product-card .product-stock { position: absolute; top: 6px; right: 6px; font-size: 10px; font-weight: 700; padding: 2px 6px; border-radius: 10px; line-height: 1; }
.pos-product-card .product-stock.stock-ok { background: #d4edda; color: #155724; }
.pos-product-card .product-stock.stock-low { background: #fff3cd; color: #856404; }
.pos-product-card .product-stock.stock-out { background: #f8d7da; color: #721c24; }
.pos-product-card .product-stock.stock-fabricado { background: #e2e3f1; color: #343a5c; }
.pos-product-card.out-of-stock { opacity: 0.5; pointer-events: none; }
.pos-product-card.out-of-stock .product-price { color: var(--danger); }

.pos-destacados { margin-bottom: 8px; }
.pos-destacados-title { font-size: 14px; font-weight: 700; color: var(--accent); margin-bottom: 8px; padding-left: 4px; }
.pos-destacados-row { display: flex; gap: 10px; overflow-x: auto; padding-bottom: 8px; }
.pos-destacado-card { border: 2px solid var(--accent) !important; min-width: 130px; flex-shrink: 0; }
.pos-destacado-card:hover { border-color: var(--primary) !important; }
.pos-destacado-star { position: absolute; top: 4px; left: 4px; font-size: 14px; }

/* POS Right Panel — Cart */
.pos-cart {
    grid-column: 2; grid-row: 2; display: flex; flex-direction: column;
    background: var(--white); border-left: 1px solid var(--border);
}
.pos-cart-header {
    padding: 16px 20px; border-bottom: 2px solid var(--dark);
    display: flex; justify-content: space-between; align-items: center;
    font-size: 16px; font-weight: 800; color: var(--dark);
}
.pos-cart-header .cart-count {
    background: var(--accent); color: var(--white); border-radius: 50%;
    width: 24px; height: 24px; display: flex; align-items: center; justify-content: center;
    font-size: 12px;
}
.pos-cart-client {
    padding: 10px 20px; border-bottom: 1px solid var(--border);
    font-size: 12px; color: var(--gray);
}
.pos-cart-client .client-name { font-weight: 700; color: var(--dark); }

.pos-cart-items { flex: 1; overflow-y: auto; }
.pos-cart-item {
    padding: 12px 20px; border-bottom: 1px solid var(--gray-light);
    display: flex; align-items: center; gap: 12px;
}
.pos-cart-item .item-info { flex: 1; }
.pos-cart-item .item-name { font-weight: 700; font-size: 14px; color: var(--dark); }
.pos-cart-item .item-detail { font-size: 11px; color: var(--gray); }
.pos-cart-item .item-exclusion { font-size: 11px; color: var(--accent); font-weight: 700; }
.pos-cart-item .item-qty {
    display: flex; align-items: center; gap: 6px;
}
.pos-cart-item .qty-btn {
    width: 28px; height: 28px; border-radius: 50%; border: 2px solid var(--border);
    background: var(--white); font-size: 16px; font-weight: 700; cursor: pointer;
    display: flex; align-items: center; justify-content: center; transition: var(--transition);
    color: var(--dark);
}
.pos-cart-item .qty-btn:hover { border-color: var(--primary); color: var(--primary); }
.pos-cart-item .qty-btn.remove:hover { border-color: var(--danger); color: var(--danger); }
.pos-cart-item .qty-value { font-weight: 800; font-size: 16px; min-width: 24px; text-align: center; }
.pos-cart-item .item-price { font-weight: 700; font-size: 14px; color: var(--dark); text-align: right; min-width: 80px; }
.pos-cart-item .item-price-bs { font-size: 11px; color: var(--gray); }

.pos-cart-empty {
    flex: 1; display: flex; align-items: center; justify-content: center;
    flex-direction: column; color: var(--gray); text-align: center; padding: 40px;
}
.pos-cart-empty .empty-icon { font-size: 48px; margin-bottom: 12px; opacity: 0.3; }

.pos-cart-footer {
    padding: 16px 20px; border-top: 2px solid var(--dark);
    background: var(--gray-light);
}
.pos-totals { margin-bottom: 12px; }
.pos-total-row { display: flex; justify-content: space-between; padding: 4px 0; font-size: 14px; color: var(--gray-dark); }
.pos-total-row.grand { font-size: 20px; font-weight: 800; color: var(--dark); padding: 8px 0; border-top: 2px solid var(--dark); margin-top: 8px; }
.pos-total-row .amount-bs { font-size: 14px; color: var(--gray); font-weight: 400; }
.pos-price-list-select { margin-bottom: 12px; }
.pos-price-list-select select {
    width: 100%; padding: 8px 12px; border: 2px solid var(--border);
    border-radius: var(--radius); font-weight: 700; font-size: 14px;
}

/* Payment Screen */
.payment-overlay {
    position: fixed; top: 0; left: 0; width: 100%; height: 100%;
    background: rgba(26,26,46,0.85); backdrop-filter: blur(8px); z-index: 200;
    display: flex; align-items: center; justify-content: center;
}
.payment-card {
    background: var(--white); border-radius: var(--radius-lg); width: 95%; max-width: 600px;
    max-height: 90vh; overflow-y: auto; box-shadow: var(--shadow-lg);
}
.payment-header {
    padding: 20px 24px; border-bottom: 3px solid var(--primary);
    display: flex; justify-content: space-between; align-items: center;
}
.payment-header h2 { font-size: 22px; color: var(--dark); }
.payment-total { text-align: right; }
.payment-total .total-usd { font-size: 28px; font-weight: 800; color: var(--primary); }
.payment-total .total-bs { font-size: 14px; color: var(--gray); }

.payment-body { padding: 24px; }
.payment-methods { display: grid; grid-template-columns: repeat(2, 1fr); gap: 10px; margin-bottom: 20px; }
.payment-method {
    padding: 14px; border: 2px solid var(--border); border-radius: var(--radius);
    text-align: center; cursor: pointer; transition: var(--transition); background: var(--white);
}
.payment-method:hover { border-color: var(--primary); }
.payment-method.selected { border-color: var(--primary); background: rgba(15,52,96,0.05); }
.payment-method .method-icon { font-size: 24px; margin-bottom: 4px; }
.payment-method .method-name { font-weight: 700; font-size: 13px; }

.payment-inputs { margin-bottom: 20px; }
.payment-row { display: grid; grid-template-columns: 1fr 1fr; gap: 12px; margin-bottom: 12px; }
.payment-amount-input {
    width: 100%; padding: 14px; border: 2px solid var(--border); border-radius: var(--radius);
    font-size: 20px; font-weight: 800; text-align: right;
}
.payment-amount-input:focus { border-color: var(--primary); outline: none; }
.payment-change { background: var(--gray-light); border-radius: var(--radius); padding: 12px; text-align: center; }
.payment-change .change-label { font-size: 12px; color: var(--gray); }
.payment-change .change-amount { font-size: 24px; font-weight: 800; color: var(--success); }

.payment-actions { display: flex; gap: 10px; }
.payment-actions .btn { flex: 1; padding: 16px; font-size: 16px; }

/* Cash Register */
.cash-register { max-width: 500px; margin: 0 auto; }
.cash-register h2 { text-align: center; margin-bottom: 24px; color: var(--dark); }
.cash-input-group { margin-bottom: 16px; }
.cash-input-group label { display: block; font-weight: 700; margin-bottom: 6px; color: var(--primary); font-size: 13px; }
.cash-input-group input { width: 100%; }

/* KDS */
.kds-container { padding: 20px; }
.kds-grid { display: grid; grid-template-columns: repeat(auto-fill, minmax(300px, 1fr)); gap: 16px; }
.kds-card {
    background: var(--white); border-radius: var(--radius-lg); border-left: 5px solid var(--primary);
    box-shadow: var(--shadow); overflow: hidden; animation: fadeIn 0.3s ease;
}
.kds-card.pendiente { border-left-color: var(--warning); }
.kds-card.preparando { border-left-color: var(--primary); }
.kds-card.listo { border-left-color: var(--success); }
.kds-card-header {
    padding: 12px 16px; background: var(--dark); color: var(--white);
    display: flex; justify-content: space-between; align-items: center;
}
.kds-card-header .order-num { font-size: 18px; font-weight: 800; }
.kds-card-header .order-time { font-size: 12px; opacity: 0.8; }
.kds-card-body { padding: 16px; }
.kds-item { padding: 8px 0; border-bottom: 1px solid var(--gray-light); font-size: 16px; font-weight: 700; }
.kds-item:last-child { border-bottom: none; }
.kds-exclusion { color: var(--accent); font-weight: 800; font-size: 14px; display: block; margin-top: 2px; }
.kds-card-actions { padding: 12px 16px; background: var(--gray-light); display: flex; gap: 8px; }

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

/* Admin Layout */
.admin-layout {
    display: grid; grid-template-columns: 250px 1fr; grid-template-rows: 60px 1fr;
    height: 100vh;
}
.admin-sidebar {
    grid-column: 1; grid-row: 2; background: var(--dark); color: var(--white);
    overflow-y: auto; padding: 16px 0;
}
.admin-sidebar .sidebar-section { padding: 8px 20px; font-size: 10px; text-transform: uppercase; letter-spacing: 1px; color: rgba(255,255,255,0.4); margin-top: 16px; }
.admin-sidebar .sidebar-link {
    display: flex; align-items: center; gap: 10px; padding: 10px 20px;
    color: rgba(255,255,255,0.7); font-size: 13px; transition: var(--transition);
    cursor: pointer; border: none; background: none; width: 100%; text-align: left;
}
.admin-sidebar .sidebar-link:hover, .admin-sidebar .sidebar-link.active { color: var(--white); background: rgba(255,255,255,0.1); }
.admin-content {
    grid-column: 2; grid-row: 2; overflow-y: auto; padding: 24px;
    background: var(--gray-light);
}
.admin-topbar {
    grid-column: 2; grid-row: 1; background: var(--white); border-bottom: 1px solid var(--border);
    display: flex; align-items: center; padding: 0 24px; gap: 16px;
}

/* Responsive POS */
@media (max-width: 900px) {
    .pos-layout { grid-template-columns: 1fr; }
    .pos-cart { display: none; position: fixed; top: 60px; right: 0; left: 0; bottom: 0; z-index: 50; }
    .pos-cart.show { display: flex; }
    .cart-toggle-mobile { display: flex !important; }
}
.cart-toggle-mobile { display: none; }

/* ============================================================
   ADMIN PANEL — Extended Styles
   ============================================================ */
.admin-layout {
    display: grid; grid-template-columns: 240px 1fr; grid-template-rows: 60px 1fr;
    height: 100vh; overflow: hidden;
}
.admin-topbar {
    grid-column: 2; grid-row: 1; background: var(--white); border-bottom: 1px solid var(--border);
    display: flex; align-items: center; padding: 0 24px; gap: 16px;
}
.admin-topbar .topbar-title { font-weight: 800; font-size: 18px; color: var(--dark); }
.admin-topbar .topbar-tasa { font-size: 12px; background: rgba(233,69,96,0.1); color: var(--accent); padding: 4px 12px; border-radius: 20px; font-weight: 700; }
.admin-sidebar {
    grid-column: 1; grid-row: 1 / -1; background: var(--dark); color: var(--white);
    overflow-y: auto; padding: 0 0 20px; display: flex; flex-direction: column;
}
.admin-sidebar .sidebar-logo {
    padding: 16px 20px; border-bottom: 1px solid rgba(255,255,255,0.1);
    font-size: 20px; font-weight: 800; display: flex; align-items: center; gap: 8px;
    height: 60px;
}
.admin-sidebar .sidebar-logo span { color: var(--accent); }
.admin-sidebar .sidebar-section {
    padding: 16px 20px 4px; font-size: 10px; text-transform: uppercase;
    letter-spacing: 1px; color: rgba(255,255,255,0.35); margin-top: 8px;
}
.admin-sidebar .sidebar-link {
    display: flex; align-items: center; gap: 10px; padding: 10px 20px;
    color: rgba(255,255,255,0.65); font-size: 13px; transition: var(--transition);
    cursor: pointer; border: none; background: none; width: 100%; text-align: left;
    border-radius: 0; font-weight: 500;
}
.admin-sidebar .sidebar-link:hover { color: var(--white); background: rgba(255,255,255,0.08); }
.admin-sidebar .sidebar-link.active { color: var(--white); background: var(--accent); font-weight: 700; }
.admin-sidebar .sidebar-link.sidebar-pos-link { margin-top: auto; color: var(--accent); }
.admin-sidebar .sidebar-link.sidebar-pos-link:hover { background: rgba(233,69,96,0.15); }
.admin-sidebar .sidebar-link.sidebar-logout { color: rgba(255,255,255,0.4); border-top: 1px solid rgba(255,255,255,0.1); margin-top: auto; }
.admin-sidebar .sidebar-link.sidebar-logout:hover { color: var(--danger); }
.admin-content {
    grid-column: 2; grid-row: 2; overflow-y: auto; padding: 24px;
    background: var(--gray-light);
}
.admin-header {
    display: flex; justify-content: space-between; align-items: center; margin-bottom: 24px;
}
.admin-header h2 { font-size: 22px; font-weight: 800; color: var(--dark); }

/* Stat Cards */
.stat-grid { display: grid; grid-template-columns: repeat(auto-fill, minmax(220px, 1fr)); gap: 16px; margin-bottom: 24px; }
.stat-card {
    background: var(--white); border-radius: var(--radius-lg); padding: 20px;
    box-shadow: var(--shadow); border-left: 4px solid var(--primary);
}
.stat-card.accent { border-left-color: var(--accent); }
.stat-card.success { border-left-color: var(--success); }
.stat-card.warning { border-left-color: var(--warning); }
.stat-card .stat-label { font-size: 12px; color: var(--gray); text-transform: uppercase; letter-spacing: 0.5px; font-weight: 600; }
.stat-card .stat-value { font-size: 28px; font-weight: 800; color: var(--dark); margin-top: 4px; }
.stat-card .stat-sub { font-size: 13px; color: var(--gray); margin-top: 2px; }

/* Admin Table */
.admin-table { width: 100%; border-collapse: collapse; background: var(--white); border-radius: var(--radius-lg); overflow: hidden; box-shadow: var(--shadow); }
.admin-table th { background: var(--primary); color: var(--white); padding: 12px 16px; text-align: left; font-size: 12px; text-transform: uppercase; letter-spacing: 0.5px; font-weight: 700; }
.admin-table td { padding: 12px 16px; border-bottom: 1px solid var(--border); font-size: 14px; }
.admin-table tr:hover td { background: rgba(15,52,96,0.02); }
.admin-table .actions { display: flex; gap: 6px; }
.admin-table .btn-sm { padding: 4px 10px; font-size: 12px; }

/* Filter Bar */
.filter-bar {
    display: flex; gap: 12px; margin-bottom: 16px; flex-wrap: wrap; align-items: center;
}
.filter-bar input, .filter-bar select {
    padding: 8px 14px; border: 2px solid var(--border); border-radius: var(--radius);
    font-size: 14px; font-family: var(--font);
}
.filter-bar input:focus, .filter-bar select:focus { border-color: var(--primary); outline: none; }

/* Admin Form Grid */
.form-grid { display: grid; grid-template-columns: 1fr 1fr; gap: 16px; }
.form-grid .full-width { grid-column: 1 / -1; }

/* Tabs */
.tabs { display: flex; gap: 0; border-bottom: 2px solid var(--border); margin-bottom: 20px; }
.tab-btn {
    padding: 10px 20px; border: none; background: none; font-size: 14px; font-weight: 600;
    cursor: pointer; color: var(--gray); border-bottom: 3px solid transparent; margin-bottom: -2px;
    transition: var(--transition);
}
.tab-btn:hover { color: var(--primary); }
.tab-btn.active { color: var(--primary); border-bottom-color: var(--primary); }

/* Toggle Switch */
.toggle-switch {
    position: relative; display: inline-block; width: 44px; height: 24px;
}
.toggle-switch input { opacity: 0; width: 0; height: 0; }
.toggle-slider {
    position: absolute; cursor: pointer; top: 0; left: 0; right: 0; bottom: 0;
    background: var(--border); border-radius: 24px; transition: var(--transition);
}
.toggle-slider:before {
    position: absolute; content: ""; height: 18px; width: 18px; left: 3px; bottom: 3px;
    background: var(--white); border-radius: 50%; transition: var(--transition);
}
.toggle-switch input:checked + .toggle-slider { background: var(--success); }
.toggle-switch input:checked + .toggle-slider:before { transform: translateX(20px); }

/* Responsive Admin */
@media (max-width: 900px) {
    .admin-layout { grid-template-columns: 1fr; }
    .admin-sidebar {
        position: fixed; left: -240px; top: 0; bottom: 0; width: 240px; z-index: 200;
        transition: left 0.3s ease;
    }
    .admin-sidebar.open { left: 0; }
    .admin-sidebar-overlay { display: none; position: fixed; inset: 0; background: rgba(0,0,0,0.5); z-index: 199; }
    .admin-sidebar-overlay.open { display: block; }
    .form-grid { grid-template-columns: 1fr; }
    .stat-grid { grid-template-columns: 1fr 1fr; }
}
@media (max-width: 480px) {
    .stat-grid { grid-template-columns: 1fr; }
}

/* CSV Upload */
.csv-upload-area { padding: 8px 0; }
.csv-drop-zone {
    border: 2px dashed var(--border);
    border-radius: var(--radius);
    padding: 32px 16px;
    text-align: center;
    cursor: pointer;
    transition: border-color 0.2s, background 0.2s;
    margin-top: 12px;
}
.csv-drop-zone:hover {
    border-color: var(--primary);
    background: rgba(15, 52, 96, 0.05);
}