/* ========================================================
   Combo Familia - Sistema de Stock y Ventas
   Estilos Globales & Diseño Premium (Dark & Light Mode)
   ======================================================== */

@import url('https://fonts.googleapis.com/css2?family=Plus+Jakarta+Sans:wght@300;400;500;600;700;800&display=swap');

/* Variables de Temas (Por defecto Light Mode) */
:root {
    --font-primary: 'Plus Jakarta Sans', sans-serif;
    
    /* Colores Light Mode */
    --bg-app: #f4f6fa;
    --bg-card: #ffffff;
    --bg-sidebar: #0f172a;
    --bg-sidebar-hover: #1e293b;
    --bg-sidebar-active: #4f46e5;
    
    --text-primary: #1e293b;
    --text-secondary: #64748b;
    --text-sidebar: #94a3b8;
    --text-sidebar-active: #ffffff;
    
    --accent: #4f46e5;
    --accent-hover: #4338ca;
    --accent-light: #e0e7ff;
    
    --success: #10b981;
    --success-light: #d1fae5;
    --danger: #ef4444;
    --danger-light: #fee2e2;
    --warning: #f59e0b;
    --warning-light: #fef3c7;
    --info: #06b6d4;
    --info-light: #ecfeff;
    
    --border-color: #e2e8f0;
    --shadow-sm: 0 1px 3px 0 rgba(0, 0, 0, 0.05), 0 1px 2px 0 rgba(0, 0, 0, 0.03);
    --shadow-md: 0 4px 6px -1px rgba(0, 0, 0, 0.05), 0 2px 4px -1px rgba(0, 0, 0, 0.03);
    --shadow-lg: 0 10px 15px -3px rgba(0, 0, 0, 0.05), 0 4px 6px -2px rgba(0, 0, 0, 0.02);
    --shadow-glow: 0 0 15px rgba(79, 70, 229, 0.15);
    
    --border-radius-sm: 8px;
    --border-radius-md: 12px;
    --border-radius-lg: 16px;
    
    --transition-smooth: all 0.3s cubic-bezier(0.4, 0, 0.2, 1);
}

/* Variables Dark Mode */
[data-theme="dark"] {
    --bg-app: #090d16;
    --bg-card: #131926;
    --bg-sidebar: #0b0f19;
    --bg-sidebar-hover: #172033;
    --bg-sidebar-active: #38bdf8;
    
    --text-primary: #f8fafc;
    --text-secondary: #94a3b8;
    --text-sidebar: #64748b;
    --text-sidebar-active: #090d16;
    
    --accent: #38bdf8;
    --accent-hover: #0ea5e9;
    --accent-light: #07283d;
    
    --success: #34d399;
    --success-light: #062f21;
    --danger: #f87171;
    --danger-light: #3b1111;
    --warning: #fbbf24;
    --warning-light: #382405;
    --info: #22d3ee;
    --info-light: #08313a;
    
    --border-color: #1e293b;
    --shadow-sm: 0 1px 3px 0 rgba(0, 0, 0, 0.2);
    --shadow-md: 0 4px 6px -1px rgba(0, 0, 0, 0.3);
    --shadow-lg: 0 10px 15px -3px rgba(0, 0, 0, 0.4);
    --shadow-glow: 0 0 15px rgba(56, 189, 248, 0.15);
}

/* ========================================================
   Estilos Generales
   ======================================================== */
body {
    font-family: var(--font-primary);
    background-color: var(--bg-app);
    color: var(--text-primary);
    min-height: 100vh;
    display: flex;
    overflow-x: hidden;
    transition: var(--transition-smooth);
}

.btn{
    color: #ffffff !important;
}

.text-dark,.form-text{
    color: #94a3b8!important;
}

a {
    text-decoration: none;
    transition: var(--transition-smooth);
}

/* Scrollbar Personalizado */
::-webkit-scrollbar {
    width: 6px;
    height: 6px;
}
::-webkit-scrollbar-track {
    background: var(--bg-app);
}
::-webkit-scrollbar-thumb {
    background: var(--text-secondary);
    border-radius: 10px;
}
::-webkit-scrollbar-thumb:hover {
    background: var(--accent);
}

/* ========================================================
   Layout del Sistema (Sidebar & Main Content)
   ======================================================== */
.sidebar {
    width: 260px;
    background-color: var(--bg-sidebar);
    min-height: 100vh;
    position: fixed;
    top: 0;
    left: 0;
    display: flex;
    flex-direction: column;
    z-index: 100;
    transition: var(--transition-smooth);
    border-right: 1px solid var(--border-color);
}

.sidebar-header {
    padding: 24px;
    display: flex;
    align-items: center;
    justify-content: space-between;
    border-bottom: 1px solid rgba(255,255,255,0.05);
}

.sidebar-brand {
    font-size: 20px;
    font-weight: 800;
    color: #ffffff;
    display: flex;
    align-items: center;
    gap: 10px;
}

.sidebar-brand span {
    background: linear-gradient(135deg, #818cf8, #38bdf8);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
}

.sidebar-menu {
    list-style: none;
    padding: 20px 12px;
    margin: 0;
    display: flex;
    flex-direction: column;
    gap: 6px;
    flex-grow: 1;
}

.sidebar-link {
    display: flex;
    align-items: center;
    gap: 12px;
    padding: 12px 16px;
    color: var(--text-sidebar);
    border-radius: var(--border-radius-sm);
    font-weight: 500;
    font-size: 14px;
}

.sidebar-link:hover {
    background-color: var(--bg-sidebar-hover);
    color: #ffffff;
}

.sidebar-link.active {
    background-color: var(--bg-sidebar-active);
    color: var(--text-sidebar-active);
    font-weight: 600;
    box-shadow: 0 4px 12px rgba(79, 70, 229, 0.25);
}

[data-theme="dark"] .sidebar-link.active {
    box-shadow: 0 4px 12px rgba(56, 189, 248, 0.25);
}

.sidebar-footer {
    padding: 20px;
    border-top: 1px solid rgba(255,255,255,0.05);
}

.user-badge {
    display: flex;
    align-items: center;
    gap: 12px;
    color: #ffffff;
    padding: 10px;
    border-radius: var(--border-radius-sm);
    background-color: rgba(255,255,255,0.03);
}

.user-badge img {
    width: 38px;
    height: 38px;
    border-radius: 50%;
    object-fit: cover;
    border: 2px solid var(--accent);
}

.user-info {
    display: flex;
    flex-direction: column;
    font-size: 13px;
}

.user-name {
    font-weight: 600;
}

.user-role {
    font-size: 11px;
    color: var(--text-sidebar);
    text-transform: capitalize;
}

.main-content {
    margin-left: 260px;
    width: calc(100% - 260px);
    min-height: 100vh;
    display: flex;
    flex-direction: column;
    transition: var(--transition-smooth);
}

.navbar-system {
    height: 70px;
    background-color: var(--bg-card);
    border-bottom: 1px solid var(--border-color);
    display: flex;
    align-items: center;
    justify-content: space-between;
    padding: 0 30px;
    transition: var(--transition-smooth);
}

.page-container {
    padding: 30px;
    flex-grow: 1;
}

/* ========================================================
   Elementos UI Premium (Cards, Modales, Tablas)
   ======================================================== */
.card-system {
    background-color: var(--bg-card);
    border: 1px solid var(--border-color);
    border-radius: var(--border-radius-md);
    box-shadow: var(--shadow-sm);
    padding: 24px;
    transition: var(--transition-smooth);
    margin-bottom: 24px;
}

.card-system:hover {
    transform: translateY(-4px);
    box-shadow: var(--shadow-md);
}

/* Tarjetas de Estadística Dashboard (KPIs) */
.kpi-card {
    display: flex;
    align-items: center;
    justify-content: space-between;
}

.kpi-details {
    display: flex;
    flex-direction: column;
}

.kpi-title {
    font-size: 13px;
    font-weight: 600;
    color: var(--text-secondary);
    text-transform: uppercase;
    letter-spacing: 0.5px;
    margin-bottom: 6px;
}

.kpi-value {
    font-size: 26px;
    font-weight: 800;
    color: var(--text-primary);
}

.kpi-icon-box {
    width: 52px;
    height: 52px;
    border-radius: var(--border-radius-md);
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 24px;
}

/* Estados de colores de KPIs */
.kpi-accent { background-color: var(--accent-light); color: var(--accent); }
.kpi-success { background-color: var(--success-light); color: var(--success); }
.kpi-danger { background-color: var(--danger-light); color: var(--danger); }
.kpi-warning { background-color: var(--warning-light); color: var(--warning); }
.kpi-info { background-color: var(--info-light); color: var(--info); }

/* Tablas Dinámicas */
.table-responsive-system {
    border-radius: var(--border-radius-md);
    border: 1px solid var(--border-color);
    overflow: hidden;
    box-shadow: var(--shadow-sm);
}

.table-system {
    width: 100%;
    margin-bottom: 0;
    background-color: var(--bg-card);
    border-collapse: collapse;
}

.table-system th {
    background-color: rgba(0,0,0,0.02);
    color: var(--text-secondary);
    font-weight: 600;
    text-transform: uppercase;
    font-size: 12px;
    letter-spacing: 0.5px;
    padding: 16px 20px;
    border-bottom: 2px solid var(--border-color);
    text-align: left;
}

[data-theme="dark"] .table-system th {
    background-color: rgba(255,255,255,0.01);
}

.table-system td {
    padding: 16px 20px;
    color: var(--text-primary);
    border-bottom: 1px solid var(--border-color);
    font-size: 14px;
    vertical-align: middle;
}

.table-system tbody tr {
    transition: var(--transition-smooth);
}

.table-system tbody tr:hover {
    background-color: rgba(79, 70, 229, 0.02);
}

[data-theme="dark"] .table-system tbody tr:hover {
    background-color: rgba(56, 189, 248, 0.03);
}

/* Insignias Semáforo (Badges) */
.badge-status {
    padding: 6px 12px;
    border-radius: 50px;
    font-size: 11px;
    font-weight: 700;
    display: inline-flex;
    align-items: center;
    gap: 6px;
    text-transform: uppercase;
}

.badge-success { background-color: var(--success-light); color: var(--success); }
.badge-danger { background-color: var(--danger-light); color: var(--danger); }
.badge-warning { background-color: var(--warning-light); color: var(--warning); }
.badge-info { background-color: var(--info-light); color: var(--info); }

/* ========================================================
   Pantalla de Caja Ventas (POS) - Estructuras Únicas
   ======================================================== */
.pos-container {
    display: grid;
    grid-template-columns: 1fr 380px;
    gap: 30px;
    min-height: calc(100vh - 170px);
}

.pos-cart-panel {
    display: flex;
    flex-direction: column;
    background-color: var(--bg-card);
    border: 1px solid var(--border-color);
    border-radius: var(--border-radius-lg);
    box-shadow: var(--shadow-md);
    padding: 24px;
    overflow: hidden;
}

.pos-search-header {
    position: relative;
    margin-bottom: 20px;
}

.pos-barcode-input-wrapper {
    position: relative;
}

.pos-barcode-input {
    width: 100%;
    height: 54px;
    padding-left: 50px;
    padding-right: 120px;
    border-radius: var(--border-radius-md);
    border: 2px solid var(--border-color);
    background-color: var(--bg-app);
    color: var(--text-primary);
    font-weight: 600;
    font-size: 16px;
    letter-spacing: 1px;
    transition: var(--transition-smooth);
}

.pos-barcode-input:focus {
    outline: none;
    border-color: var(--accent);
    background-color: var(--bg-card);
    box-shadow: var(--shadow-glow);
}

.pos-barcode-icon {
    position: absolute;
    left: 18px;
    top: 50%;
    transform: translateY(-50%);
    font-size: 22px;
    color: var(--text-secondary);
}

.pos-barcode-badge {
    position: absolute;
    right: 15px;
    top: 50%;
    transform: translateY(-50%);
    background-color: var(--success);
    color: white;
    font-size: 10px;
    font-weight: 800;
    padding: 4px 10px;
    border-radius: 50px;
    text-transform: uppercase;
}

.pos-cart-table-wrapper {
    flex-grow: 1;
    overflow-y: auto;
    margin-bottom: 20px;
    max-height: 400px;
    border: 1px solid var(--border-color);
    border-radius: var(--border-radius-md);
}

.pos-cart-empty {
    display: flex;
    flex-direction: column;
    align-items: center;
    justify-content: center;
    height: 100%;
    color: var(--text-secondary);
    padding: 40px;
    text-align: center;
}

.pos-cart-empty i {
    font-size: 64px;
    color: var(--border-color);
    margin-bottom: 16px;
}

.pos-checkout-panel {
    background-color: var(--bg-card);
    border: 1px solid var(--border-color);
    border-radius: var(--border-radius-lg);
    box-shadow: var(--shadow-md);
    padding: 24px;
    display: flex;
    flex-direction: column;
    height: fit-content;
}

.checkout-summary-row {
    display: flex;
    justify-content: space-between;
    align-items: center;
    margin-bottom: 12px;
    font-size: 14px;
    color: var(--text-secondary);
}

.checkout-total-row {
    display: flex;
    justify-content: space-between;
    align-items: center;
    border-top: 2px dashed var(--border-color);
    margin-top: 15px;
    padding-top: 15px;
    margin-bottom: 24px;
}

.checkout-total-label {
    font-size: 18px;
    font-weight: 700;
    color: var(--text-primary);
}

.checkout-total-value {
    font-size: 32px;
    font-weight: 800;
    color: var(--accent);
}

.pos-btn {
    height: 52px;
    display: flex;
    align-items: center;
    justify-content: center;
    gap: 10px;
    font-weight: 700;
    font-size: 16px;
    border-radius: var(--border-radius-md);
    border: none;
    cursor: pointer;
    transition: var(--transition-smooth);
    width: 100%;
}

.pos-btn-success {
    background-color: var(--success);
    color: #ffffff;
}

.pos-btn-success:hover {
    background-color: #059669;
    transform: translateY(-2px);
    box-shadow: 0 4px 12px rgba(16, 185, 129, 0.2);
}

.pos-btn-danger {
    background-color: var(--danger-light);
    color: var(--danger);
}

.pos-btn-danger:hover {
    background-color: var(--danger);
    color: white;
    transform: translateY(-2px);
    box-shadow: 0 4px 12px rgba(239, 68, 68, 0.2);
}

/* ========================================================
   Formularios y Elementos de Entrada
   ======================================================== */
.form-label-custom {
    font-size: 13px;
    font-weight: 600;
    color: var(--text-secondary);
    margin-bottom: 6px;
}

.form-control-system {
    background-color: var(--bg-app);
    border: 1px solid var(--border-color);
    border-radius: var(--border-radius-sm);
    color: var(--text-primary);
    padding: 10px 14px;
    font-size: 14px;
    transition: var(--transition-smooth);
}

.form-control-system:focus {
    background-color: var(--bg-card);
    border-color: var(--accent);
    box-shadow: var(--shadow-glow);
    color: var(--text-primary);
    outline: none;
}

/* ========================================================
   Modo Oscuro / Claro Switch
   ======================================================== */
.theme-toggle-btn {
    background: none;
    border: none;
    font-size: 20px;
    color: var(--text-secondary);
    cursor: pointer;
    display: flex;
    align-items: center;
    justify-content: center;
    width: 40px;
    height: 40px;
    border-radius: 50%;
    transition: var(--transition-smooth);
}

.theme-toggle-btn:hover {
    background-color: var(--bg-app);
    color: var(--accent);
}

/* ========================================================
   Pantalla de Login Premium
   ======================================================== */
.login-body {
    background-color: var(--bg-app);
    display: flex;
    align-items: center;
    justify-content: center;
    min-height: 100vh;
    width: 100vw;
}

.login-wrapper {
    width: 440px;
    background-color: var(--bg-card);
    border: 1px solid var(--border-color);
    border-radius: var(--border-radius-lg);
    box-shadow: var(--shadow-lg);
    padding: 40px;
    text-align: center;
    position: relative;
    overflow: hidden;
}

.login-wrapper::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 5px;
    background: linear-gradient(90deg, var(--accent), var(--success));
}

.login-logo {
    font-size: 28px;
    font-weight: 800;
    margin-bottom: 8px;
    color: var(--text-primary);
}

.login-logo span {
    background: linear-gradient(135deg, #4f46e5, #38bdf8);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
}

.login-subtitle {
    font-size: 14px;
    color: var(--text-secondary);
    margin-bottom: 30px;
}

/* ========================================================
   Botonera y Elementos Bootstrap Overrides
   ======================================================== */
.btn-primary-system {
    background-color: var(--accent);
    color: white;
    border: none;
    font-weight: 600;
    padding: 10px 20px;
    border-radius: var(--border-radius-sm);
    transition: var(--transition-smooth);
}

.btn-primary-system:hover {
    background-color: var(--accent-hover);
    transform: translateY(-1px);
    box-shadow: 0 4px 10px rgba(79, 70, 229, 0.2);
}

/* ========================================================
   Responsividad & Ajustes Móviles
   ======================================================== */
@media (max-width: 991px) {
    .sidebar {
        transform: translateX(-100%);
    }
    
    .sidebar.open {
        transform: translateX(0);
    }
    
    .main-content {
        margin-left: 0;
        width: 100%;
    }
    
    .pos-container {
        grid-template-columns: 1fr;
    }
}

@media (max-width: 575px) {
    .page-container {
        padding: 15px;
    }
    .navbar-system {
        padding: 0 15px;
    }
    .login-wrapper {
        width: 90%;
        padding: 25px;
    }
}

/* Estilo para las imágenes de productos */
.product-img-table {
    width: 48px;
    height: 48px;
    border-radius: var(--border-radius-sm);
    object-fit: cover;
    border: 1px solid var(--border-color);
    background-color: var(--bg-app);
}

.product-img-large {
    width: 100%;
    max-height: 200px;
    object-fit: contain;
    border-radius: var(--border-radius-md);
    border: 1px dashed var(--border-color);
    background-color: var(--bg-app);
    padding: 10px;
}

/* ============================================================
   POS - Dropdown de búsqueda manual (#pos-search-results)
   ============================================================ */
#pos-search-results {
    position: absolute;
    top: calc(100% + 4px);
    left: 0;
    right: 0;
    z-index: 9999;
    max-height: 320px;
    overflow-y: auto;
    background: var(--bg-card);
    border: 1px solid var(--border-color);
    border-radius: var(--border-radius-md);
    box-shadow: 0 12px 28px rgba(0,0,0,0.18);
    padding: 6px;
    list-style: none;
    margin: 0;
    scrollbar-width: thin;
    scrollbar-color: var(--border-color) transparent;
}

#pos-search-results::-webkit-scrollbar {
    width: 5px;
}
#pos-search-results::-webkit-scrollbar-track { background: transparent; }
#pos-search-results::-webkit-scrollbar-thumb {
    background: var(--border-color);
    border-radius: 4px;
}

/* Item base */
.pos-search-item {
    display: flex;
    align-items: center;
    justify-content: space-between;
    padding: 10px 12px;
    border-radius: 8px;
    cursor: pointer;
    transition: background 0.15s ease, transform 0.1s ease;
    border: 1px solid transparent;
    gap: 8px;
}

.pos-search-item:hover {
    background: var(--accent-light);
    border-color: var(--accent);
    transform: translateX(2px);
}

/* Variante combos */
.pos-search-item--combo {
    border-left: 3px solid var(--warning);
}

.pos-search-item--combo:hover {
    background: var(--warning-light);
    border-color: var(--warning);
}

/* Contenedor del input de búsqueda (debe ser relative) */
.pos-search-wrapper {
    position: relative;
}

/* ========================================================
   Ajustes de Diseño Dark Mode - Inputs Oscuros Premium
   y Placeholders & .text-muted con texto Blanco
   ======================================================== */
[data-theme="dark"] input,
[data-theme="dark"] select,
[data-theme="dark"] textarea,
[data-theme="dark"] .form-control,
[data-theme="dark"] .form-select,
[data-theme="dark"] .form-control-system {
    background-color: var(--bg-app) !important;
    color: #ffffff !important;
    border-color: var(--border-color) !important;
}

[data-theme="dark"] input:focus,
[data-theme="dark"] select:focus,
[data-theme="dark"] textarea:focus,
[data-theme="dark"] .form-control:focus,
[data-theme="dark"] .form-select:focus,
[data-theme="dark"] .form-control-system:focus {
    background-color: var(--bg-card) !important;
    color: #ffffff !important;
    border-color: var(--accent) !important;
    box-shadow: 0 0 0 3px rgba(56, 189, 248, 0.25) !important;
}

/* Cambiar la flecha del select de Bootstrap a color claro en dark mode */
[data-theme="dark"] .form-select {
    background-image: url("data:image/svg+xml,%3csvg xmlns='http://www.w3.org/2000/svg' viewBox='0 0 16 16'%3e%3cpath fill='none' stroke='%23ffffff' stroke-linecap='round' stroke-linejoin='round' stroke-width='2' d='m2 5 6 6 6-6'/%3e%3c/svg%3e") !important;
}

/* Checkboxes premium en Modo Oscuro */
[data-theme="dark"] .form-check-input {
    background-color: var(--bg-app) !important;
    border-color: var(--border-color) !important;
}
[data-theme="dark"] .form-check-input:checked {
    background-color: var(--accent) !important;
    border-color: var(--accent) !important;
}

/* Placeholders y .text-muted Blancos en Modo Oscuro */
[data-theme="dark"] input::placeholder,
[data-theme="dark"] textarea::placeholder,
[data-theme="dark"] .form-control::placeholder,
[data-theme="dark"] .form-control-system::placeholder {
    color: rgba(255, 255, 255, 0.5) !important;
    opacity: 1 !important;
}

[data-theme="dark"] .text-muted,
[data-theme="dark"] p.text-muted,
[data-theme="dark"] span.text-muted,
[data-theme="dark"] div.text-muted,
[data-theme="dark"] .table-system .text-muted {
    color: #ffffff !important;
    opacity: 1 !important;
}

/* Override Bootstrap Modal width for large/xl modals on desktop */
@media (min-width: 992px) {
    .modal-lg, .modal-xl {
        --bs-modal-width: 900px;
    }
}

/* Modales en Modo Oscuro y Claro */
.modal-content {
    background-color: var(--bg-card) !important;
    color: var(--text-primary) !important;
    border-color: var(--border-color) !important;
}

.modal-header, .modal-footer {
    border-color: var(--border-color) !important;
}

[data-theme="dark"] .btn-close {
    filter: invert(1) grayscale(1) brightness(2) !important;
}

[data-theme="dark"] .bg-light {
    background-color: var(--bg-app) !important;
}

/* List Group overrides for Dark Theme compatibility */
[data-theme="dark"] .list-group-item {
    background-color: transparent !important;
    color: var(--text-primary) !important;
    border-color: var(--border-color) !important;
}

/* Secondary Outline Button Custom Style */
.btn-outline-secondary-system {
    background-color: transparent !important;
    color: var(--text-secondary) !important;
    border: 1px solid var(--border-color) !important;
    font-weight: 600;
    padding: 10px 20px;
    border-radius: var(--border-radius-sm);
    transition: var(--transition-smooth);
    display: inline-flex;
    align-items: center;
    justify-content: center;
}

.btn-outline-secondary-system:hover {
    background-color: var(--border-color) !important;
    color: var(--text-primary) !important;
    transform: translateY(-1px);
}

[data-theme="dark"] .btn-outline-secondary-system {
    color: var(--text-secondary) !important;
    border-color: var(--border-color) !important;
}

[data-theme="dark"] .btn-outline-secondary-system:hover {
    background-color: var(--border-color) !important;
    color: var(--text-primary) !important;
}