/* Importar Google Font - Outfit */
@import url('https://fonts.googleapis.com/css2?family=Outfit:wght@300;400;500;600;700;800&display=swap');

:root {
    /* Paleta de colores Premium de Cafetería */
    --bg-dark: #120f0d;         /* Café oscuro casi negro */
    --bg-card: rgba(26, 21, 19, 0.7); /* Transparente café para Glassmorphism */
    --bg-sidebar: #1a1513;      /* Café oscuro sólido */
    --border-color: rgba(184, 134, 11, 0.15); /* Dorado translúcido */
    
    --primary: #c98a55;         /* Café con leche / Cacao */
    --primary-hover: #b07443;
    --accent: #d4af37;          /* Dorado premium */
    --accent-hover: #bda030;
    
    --text-main: #f5ece5;       /* Crema suave */
    --text-muted: #a3958c;      /* Beige grisáceo */
    --text-dark: #120f0d;
    
    --success: #60a5fa;         /* Azul claro elegante para éxito */
    --danger: #ef4444;          /* Rojo suave */
    
    --shadow-sm: 0 2px 8px rgba(0, 0, 0, 0.2);
    --shadow-md: 0 8px 24px rgba(0, 0, 0, 0.4);
    --shadow-lg: 0 16px 40px rgba(0, 0, 0, 0.6);
    --shadow-glow: 0 0 15px rgba(212, 175, 55, 0.2);
    
    --transition-fast: 0.15s ease;
    --transition-smooth: 0.3s cubic-bezier(0.4, 0, 0.2, 1);
}

* {
    margin: 0;
    padding: 0;
    box-sizing: border-box;
    font-family: 'Outfit', sans-serif;
    scrollbar-width: thin;
    scrollbar-color: var(--primary) var(--bg-dark);
}

/* Custom Scrollbar */
::-webkit-scrollbar {
    width: 6px;
}
::-webkit-scrollbar-track {
    background: var(--bg-dark);
}
::-webkit-scrollbar-thumb {
    background: var(--primary);
    border-radius: 3px;
}
::-webkit-scrollbar-thumb:hover {
    background: var(--accent);
}

body {
    background-color: var(--bg-dark);
    background-image: 
        radial-gradient(at 10% 10%, rgba(201, 138, 85, 0.05) 0px, transparent 50%),
        radial-gradient(at 90% 90%, rgba(214, 175, 55, 0.05) 0px, transparent 50%);
    color: var(--text-main);
    min-height: 100vh;
    overflow-x: hidden;
}

/* Login Page Styling */
.login-container {
    display: flex;
    justify-content: center;
    align-items: center;
    min-height: 100vh;
    padding: 20px;
    background: radial-gradient(circle at center, #1f1916 0%, #0c0a09 100%);
}

.login-card {
    background: var(--bg-card);
    backdrop-filter: blur(12px);
    -webkit-backdrop-filter: blur(12px);
    border: 1px solid var(--border-color);
    border-radius: 24px;
    padding: 40px;
    width: 100%;
    max-width: 420px;
    box-shadow: var(--shadow-lg), var(--shadow-glow);
    text-align: center;
    animation: fadeIn 0.6s ease-out;
}

.login-logo {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    width: 70px;
    height: 70px;
    border-radius: 20px;
    background: linear-gradient(135deg, var(--primary) 0%, var(--accent) 100%);
    margin-bottom: 20px;
    color: var(--bg-dark);
    font-size: 2.2rem;
    box-shadow: var(--shadow-glow);
}

.login-card h1 {
    font-size: 1.8rem;
    font-weight: 700;
    margin-bottom: 8px;
    letter-spacing: 0.5px;
}

.login-card p {
    color: var(--text-muted);
    font-size: 0.95rem;
    margin-bottom: 30px;
}

.form-group {
    margin-bottom: 20px;
    text-align: left;
}

.form-group label {
    display: block;
    font-size: 0.85rem;
    font-weight: 500;
    color: var(--text-muted);
    margin-bottom: 6px;
    text-transform: uppercase;
    letter-spacing: 1px;
}

.form-input {
    width: 100%;
    background: rgba(18, 15, 13, 0.6);
    border: 1px solid var(--border-color);
    border-radius: 12px;
    padding: 12px 16px;
    color: var(--text-main);
    font-size: 1rem;
    transition: var(--transition-fast);
}

.form-input:focus {
    outline: none;
    border-color: var(--accent);
    box-shadow: 0 0 10px rgba(214, 175, 55, 0.15);
}

.login-btn {
    width: 100%;
    background: linear-gradient(90deg, var(--primary) 0%, var(--accent) 100%);
    color: var(--text-dark);
    border: none;
    border-radius: 12px;
    padding: 14px;
    font-size: 1rem;
    font-weight: 600;
    cursor: pointer;
    transition: var(--transition-smooth);
    margin-top: 10px;
    box-shadow: 0 4px 12px rgba(201, 138, 85, 0.2);
}

.login-btn:hover {
    transform: translateY(-2px);
    box-shadow: 0 6px 20px rgba(214, 175, 55, 0.4);
    opacity: 0.95;
}

.login-btn:active {
    transform: translateY(0);
}

.error-msg {
    background: rgba(239, 68, 68, 0.15);
    border: 1px solid var(--danger);
    color: var(--danger);
    padding: 10px;
    border-radius: 10px;
    margin-bottom: 20px;
    font-size: 0.9rem;
    text-align: center;
}

/* Main Layout (POS & Dashboard) */
.app-header {
    display: flex;
    justify-content: space-between;
    align-items: center;
    padding: 16px 32px;
    background: var(--bg-sidebar);
    border-bottom: 1px solid var(--border-color);
    height: 70px;
    position: sticky;
    top: 0;
    z-index: 100;
}

.logo-section {
    display: flex;
    align-items: center;
    gap: 12px;
}

.logo-icon {
    font-size: 1.6rem;
    background: linear-gradient(135deg, var(--primary), var(--accent));
    padding: 6px;
    border-radius: 8px;
    color: var(--bg-dark);
}

.logo-title {
    font-size: 1.3rem;
    font-weight: 700;
    letter-spacing: 0.5px;
}

.logo-title span {
    color: var(--accent);
}

.nav-tabs {
    display: flex;
    background: rgba(0, 0, 0, 0.2);
    border-radius: 12px;
    padding: 4px;
    border: 1px solid rgba(255, 255, 255, 0.05);
}

.tab-btn {
    background: transparent;
    border: none;
    color: var(--text-muted);
    padding: 8px 20px;
    font-size: 0.95rem;
    font-weight: 600;
    border-radius: 8px;
    cursor: pointer;
    transition: var(--transition-smooth);
    display: flex;
    align-items: center;
    gap: 8px;
}

.tab-btn:hover {
    color: var(--text-main);
}

.tab-btn.active {
    background: var(--primary);
    color: var(--text-dark);
}

.user-profile {
    display: flex;
    align-items: center;
    gap: 16px;
}

.user-info {
    text-align: right;
}

.user-name {
    font-size: 0.95rem;
    font-weight: 600;
}

.user-role {
    font-size: 0.75rem;
    color: var(--text-muted);
}

.logout-link {
    background: transparent;
    border: 1px solid rgba(239, 68, 68, 0.3);
    color: var(--danger);
    padding: 6px 12px;
    border-radius: 8px;
    font-size: 0.85rem;
    font-weight: 600;
    text-decoration: none;
    transition: var(--transition-fast);
}

.logout-link:hover {
    background: var(--danger);
    color: var(--text-main);
}

/* Main Content Wrapper */
.main-wrapper {
    display: flex;
    height: calc(100vh - 70px);
}

.content-section {
    flex: 1;
    overflow-y: auto;
    padding: 24px;
    transition: var(--transition-smooth);
}

.content-section.hidden {
    display: none !important;
}

/* POS Interface Layout */
.pos-layout {
    display: grid;
    grid-template-columns: 1fr 380px;
    gap: 24px;
    height: 100%;
}

.pos-products-area {
    display: flex;
    flex-direction: column;
    gap: 20px;
    height: 100%;
}

.pos-controls {
    display: flex;
    justify-content: space-between;
    align-items: center;
    gap: 16px;
}

.search-wrapper {
    position: relative;
    flex: 1;
}

.search-input {
    width: 100%;
    background: var(--bg-card);
    border: 1px solid var(--border-color);
    border-radius: 12px;
    padding: 12px 16px 12px 40px;
    color: var(--text-main);
    font-size: 0.95rem;
    transition: var(--transition-fast);
}

.search-input:focus {
    outline: none;
    border-color: var(--accent);
}

.search-icon {
    position: absolute;
    left: 14px;
    top: 50%;
    transform: translateY(-50%);
    color: var(--text-muted);
    font-size: 1.1rem;
}

.category-filter {
    display: flex;
    gap: 8px;
    overflow-x: auto;
    padding-bottom: 4px;
}

.category-btn {
    background: var(--bg-card);
    border: 1px solid var(--border-color);
    color: var(--text-muted);
    padding: 10px 18px;
    border-radius: 12px;
    font-size: 0.9rem;
    font-weight: 500;
    cursor: pointer;
    transition: var(--transition-fast);
    white-space: nowrap;
}

.category-btn:hover {
    color: var(--text-main);
    border-color: var(--primary);
}

.category-btn.active {
    background: rgba(201, 138, 85, 0.15);
    border-color: var(--primary);
    color: var(--primary);
}

/* Products Grid */
.products-grid-container {
    flex: 1;
    overflow-y: auto;
    padding-right: 4px;
}

.products-grid {
    display: grid;
    grid-template-columns: repeat(auto-fill, minmax(180px, 1fr));
    gap: 16px;
}

.product-card {
    background: var(--bg-card);
    backdrop-filter: blur(8px);
    -webkit-backdrop-filter: blur(8px);
    border: 1px solid var(--border-color);
    border-radius: 16px;
    padding: 16px;
    display: flex;
    flex-direction: column;
    justify-content: space-between;
    min-height: 160px;
    transition: var(--transition-smooth);
    position: relative;
    overflow: hidden;
}

.product-card::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 4px;
    background: linear-gradient(90deg, var(--primary), var(--accent));
    opacity: 0;
    transition: var(--transition-fast);
}

.product-card:hover {
    transform: translateY(-4px);
    border-color: rgba(214, 175, 55, 0.4);
    box-shadow: var(--shadow-md);
}

.product-card:hover::before {
    opacity: 1;
}

.product-info h3 {
    font-size: 1rem;
    font-weight: 600;
    line-height: 1.3;
    margin-bottom: 6px;
    height: 40px;
    display: -webkit-box;
    -webkit-line-clamp: 2;
    -webkit-box-orient: vertical;
    overflow: hidden;
}

.product-category {
    font-size: 0.75rem;
    color: var(--text-muted);
    text-transform: uppercase;
    letter-spacing: 0.5px;
    margin-bottom: 8px;
}

.product-card-footer {
    display: flex;
    justify-content: space-between;
    align-items: center;
    margin-top: 12px;
}

.product-price {
    font-size: 1.15rem;
    font-weight: 700;
    color: var(--accent);
}

/* Counter Control (Plus & Minus) */
.counter-control {
    display: flex;
    align-items: center;
    gap: 10px;
    background: rgba(0, 0, 0, 0.2);
    border-radius: 20px;
    padding: 2px;
    border: 1px solid rgba(255, 255, 255, 0.03);
}

.counter-btn {
    width: 28px;
    height: 28px;
    border-radius: 50%;
    border: none;
    background: rgba(255, 255, 255, 0.05);
    color: var(--text-main);
    font-size: 1rem;
    font-weight: 700;
    display: flex;
    align-items: center;
    justify-content: center;
    cursor: pointer;
    transition: var(--transition-fast);
}

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

.counter-btn:active {
    transform: scale(0.9);
}

.counter-value {
    font-size: 0.95rem;
    font-weight: 700;
    min-width: 18px;
    text-align: center;
}

.product-card.has-units {
    border-color: var(--primary);
    background: rgba(201, 138, 85, 0.05);
}

/* POS Cart Sidebar */
.pos-sidebar {
    background: var(--bg-sidebar);
    border: 1px solid var(--border-color);
    border-radius: 20px;
    display: flex;
    flex-direction: column;
    height: 100%;
    box-shadow: var(--shadow-md);
    overflow: hidden;
}

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

.sidebar-header h2 {
    font-size: 1.15rem;
    font-weight: 700;
    display: flex;
    align-items: center;
    gap: 8px;
}

.cart-icon {
    color: var(--primary);
}

.clear-cart-btn {
    background: transparent;
    border: none;
    color: var(--danger);
    font-size: 0.85rem;
    cursor: pointer;
    font-weight: 500;
    transition: var(--transition-fast);
}

.clear-cart-btn:hover {
    text-decoration: underline;
    opacity: 0.9;
}

.cart-items-container {
    flex: 1;
    overflow-y: auto;
    padding: 16px;
    display: flex;
    flex-direction: column;
    gap: 12px;
}

.cart-empty {
    display: flex;
    flex-direction: column;
    align-items: center;
    justify-content: center;
    height: 100%;
    color: var(--text-muted);
    text-align: center;
    gap: 12px;
    padding: 20px;
}

.cart-empty-icon {
    font-size: 3rem;
    opacity: 0.3;
}

/* Cart Item Card */
.cart-item {
    display: flex;
    justify-content: space-between;
    align-items: center;
    background: rgba(255, 255, 255, 0.02);
    border: 1px solid rgba(255, 255, 255, 0.05);
    border-radius: 12px;
    padding: 12px;
    animation: slideIn 0.2s ease-out;
}

.cart-item-info {
    flex: 1;
    padding-right: 12px;
}

.cart-item-name {
    font-size: 0.9rem;
    font-weight: 600;
    margin-bottom: 4px;
}

.cart-item-price-details {
    font-size: 0.8rem;
    color: var(--text-muted);
}

.cart-item-subtotal {
    font-size: 0.95rem;
    font-weight: 700;
    color: var(--accent);
    text-align: right;
    margin-bottom: 4px;
}

/* Sidebar Footer */
.sidebar-footer {
    padding: 20px;
    border-top: 1px solid var(--border-color);
    background: rgba(0, 0, 0, 0.2);
    display: flex;
    flex-direction: column;
    gap: 16px;
}

.summary-row {
    display: flex;
    justify-content: space-between;
    align-items: center;
}

.summary-label {
    color: var(--text-muted);
    font-size: 0.9rem;
}

.summary-value {
    font-size: 1rem;
    font-weight: 600;
}

.summary-total {
    font-size: 1.6rem;
    font-weight: 800;
    color: var(--accent);
}

.checkout-btn {
    background: linear-gradient(90deg, var(--primary) 0%, var(--accent) 100%);
    border: none;
    color: var(--text-dark);
    font-size: 1rem;
    font-weight: 700;
    padding: 14px;
    border-radius: 12px;
    cursor: pointer;
    display: flex;
    align-items: center;
    justify-content: center;
    gap: 8px;
    box-shadow: 0 4px 15px rgba(201, 138, 85, 0.2);
    transition: var(--transition-smooth);
}

.checkout-btn:hover:not(:disabled) {
    transform: translateY(-2px);
    box-shadow: 0 6px 20px rgba(214, 175, 55, 0.3);
}

.checkout-btn:active:not(:disabled) {
    transform: translateY(0);
}

.checkout-btn:disabled {
    opacity: 0.4;
    cursor: not-allowed;
}

/* Modals */
.modal-overlay {
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background: rgba(0, 0, 0, 0.8);
    backdrop-filter: blur(8px);
    display: flex;
    justify-content: center;
    align-items: center;
    z-index: 1000;
    opacity: 0;
    visibility: hidden;
    transition: var(--transition-smooth);
}

.modal-overlay.active {
    opacity: 1;
    visibility: visible;
}

.modal-card {
    background: #1c1715;
    border: 1px solid var(--border-color);
    border-radius: 24px;
    width: 100%;
    max-width: 480px;
    box-shadow: var(--shadow-lg), var(--shadow-glow);
    overflow: hidden;
    transform: translateY(20px);
    transition: var(--transition-smooth);
}

.modal-overlay.active .modal-card {
    transform: translateY(0);
}

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

.modal-header h3 {
    font-size: 1.2rem;
    font-weight: 700;
    color: var(--text-main);
}

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

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

.modal-body {
    padding: 24px;
}

/* Receipt Details */
.receipt-summary {
    background: rgba(0, 0, 0, 0.2);
    border-radius: 12px;
    padding: 16px;
    margin-bottom: 20px;
    max-height: 200px;
    overflow-y: auto;
    border: 1px solid rgba(255, 255, 255, 0.03);
}

.receipt-item {
    display: flex;
    justify-content: space-between;
    font-size: 0.9rem;
    margin-bottom: 10px;
}

.receipt-item:last-child {
    margin-bottom: 0;
}

.receipt-item-name {
    color: var(--text-main);
}

.receipt-item-qty {
    color: var(--text-muted);
    margin-right: 6px;
}

.receipt-item-total {
    font-weight: 600;
}

.payment-section {
    display: flex;
    flex-direction: column;
    gap: 16px;
}

.payment-row {
    display: flex;
    justify-content: space-between;
    align-items: center;
}

.total-due {
    font-size: 1.4rem;
    font-weight: 700;
    color: var(--accent);
}

.cash-input-wrapper {
    display: flex;
    align-items: center;
    gap: 10px;
    background: rgba(0, 0, 0, 0.3);
    border: 1px solid var(--border-color);
    border-radius: 12px;
    padding: 8px 16px;
    width: 180px;
}

.currency-symbol {
    font-size: 1.2rem;
    font-weight: 600;
    color: var(--accent);
}

.cash-input {
    width: 100%;
    background: transparent;
    border: none;
    color: var(--text-main);
    font-size: 1.2rem;
    font-weight: 700;
    text-align: right;
}

.cash-input:focus {
    outline: none;
}

.quick-cash-grid {
    display: grid;
    grid-template-columns: repeat(4, 1fr);
    gap: 8px;
    margin-bottom: 12px;
}

.quick-cash-btn {
    background: rgba(255, 255, 255, 0.05);
    border: 1px solid rgba(255, 255, 255, 0.05);
    color: var(--text-muted);
    border-radius: 8px;
    padding: 8px;
    font-size: 0.85rem;
    font-weight: 600;
    cursor: pointer;
    transition: var(--transition-fast);
}

.quick-cash-btn:hover {
    background: rgba(201, 138, 85, 0.15);
    color: var(--primary);
    border-color: var(--primary);
}

.change-due {
    font-size: 1.6rem;
    font-weight: 800;
    color: var(--success);
}

.change-label {
    font-size: 0.9rem;
    color: var(--text-muted);
}

.modal-footer {
    padding: 20px 24px;
    border-top: 1px solid var(--border-color);
    display: flex;
    justify-content: flex-end;
    gap: 12px;
    background: rgba(0, 0, 0, 0.1);
}

.btn-secondary {
    background: transparent;
    border: 1px solid var(--border-color);
    color: var(--text-muted);
    border-radius: 10px;
    padding: 10px 20px;
    font-size: 0.9rem;
    font-weight: 600;
    cursor: pointer;
    transition: var(--transition-fast);
}

.btn-secondary:hover {
    color: var(--text-main);
    background: rgba(255, 255, 255, 0.02);
}

.btn-primary {
    background: var(--primary);
    border: none;
    color: var(--text-dark);
    border-radius: 10px;
    padding: 10px 24px;
    font-size: 0.95rem;
    font-weight: 700;
    cursor: pointer;
    transition: var(--transition-smooth);
    box-shadow: 0 4px 12px rgba(201, 138, 85, 0.15);
}

.btn-primary:hover:not(:disabled) {
    background: var(--accent);
    transform: translateY(-1px);
    box-shadow: 0 6px 16px rgba(214, 175, 55, 0.3);
}

.btn-primary:disabled {
    opacity: 0.5;
    cursor: not-allowed;
}

/* Reports Dashboard Styling */
.reports-layout {
    max-width: 1200px;
    margin: 0 auto;
    display: flex;
    flex-direction: column;
    gap: 24px;
}

.reports-header {
    display: flex;
    justify-content: space-between;
    align-items: center;
}

.reports-header h1 {
    font-size: 1.6rem;
    font-weight: 700;
}

.refresh-reports-btn {
    background: var(--bg-card);
    border: 1px solid var(--border-color);
    color: var(--text-muted);
    padding: 8px 16px;
    border-radius: 10px;
    font-size: 0.85rem;
    font-weight: 600;
    cursor: pointer;
    transition: var(--transition-fast);
    display: flex;
    align-items: center;
    gap: 8px;
}

.refresh-reports-btn:hover {
    color: var(--text-main);
    border-color: var(--primary);
}

/* KPI Cards Grid */
.kpis-grid {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 20px;
}

.kpi-card {
    background: var(--bg-card);
    border: 1px solid var(--border-color);
    border-radius: 20px;
    padding: 24px;
    display: flex;
    align-items: center;
    gap: 20px;
    box-shadow: var(--shadow-sm);
    position: relative;
    overflow: hidden;
}

.kpi-card::after {
    content: '';
    position: absolute;
    bottom: 0;
    right: 0;
    width: 80px;
    height: 80px;
    background: radial-gradient(circle, rgba(214, 175, 55, 0.05) 0%, transparent 70%);
    border-radius: 50%;
}

.kpi-icon {
    font-size: 2rem;
    color: var(--accent);
    background: rgba(214, 175, 55, 0.1);
    width: 60px;
    height: 60px;
    border-radius: 16px;
    display: flex;
    align-items: center;
    justify-content: center;
}

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

.kpi-label {
    font-size: 0.85rem;
    color: var(--text-muted);
    text-transform: uppercase;
    letter-spacing: 0.5px;
    margin-bottom: 4px;
}

.kpi-value {
    font-size: 1.8rem;
    font-weight: 800;
    color: var(--text-main);
}

/* Reports Tables & Charts Grid */
.reports-secondary-grid {
    display: grid;
    grid-template-columns: 1.3fr 1fr;
    gap: 24px;
}

.reports-panel {
    background: var(--bg-card);
    border: 1px solid var(--border-color);
    border-radius: 20px;
    padding: 24px;
    box-shadow: var(--shadow-sm);
    display: flex;
    flex-direction: column;
    gap: 16px;
}

.panel-title {
    font-size: 1.1rem;
    font-weight: 700;
    border-bottom: 1px solid rgba(255, 255, 255, 0.05);
    padding-bottom: 12px;
    margin-bottom: 4px;
}

/* Simple CSS Bar Chart */
.chart-container {
    display: flex;
    flex-direction: column;
    gap: 16px;
    padding: 10px 0;
}

.chart-row {
    display: flex;
    flex-direction: column;
    gap: 6px;
}

.chart-info {
    display: flex;
    justify-content: space-between;
    font-size: 0.9rem;
    font-weight: 500;
}

.chart-bar-bg {
    background: rgba(255, 255, 255, 0.03);
    height: 12px;
    border-radius: 6px;
    width: 100%;
    overflow: hidden;
    border: 1px solid rgba(255, 255, 255, 0.02);
}

.chart-bar-fill {
    background: linear-gradient(90deg, var(--primary), var(--accent));
    height: 100%;
    border-radius: 6px;
    width: 0%; /* Animado por JS */
    transition: width 1s cubic-bezier(0.4, 0, 0.2, 1);
}

/* History List */
.history-list {
    display: flex;
    flex-direction: column;
    gap: 10px;
    max-height: 400px;
    overflow-y: auto;
    padding-right: 4px;
}

.history-card {
    background: rgba(255, 255, 255, 0.01);
    border: 1px solid rgba(255, 255, 255, 0.03);
    border-radius: 12px;
    padding: 12px 16px;
    display: flex;
    justify-content: space-between;
    align-items: center;
    cursor: pointer;
    transition: var(--transition-fast);
}

.history-card:hover {
    background: rgba(255, 255, 255, 0.03);
    border-color: var(--primary);
}

.history-main-info {
    display: flex;
    flex-direction: column;
    gap: 4px;
}

.history-id {
    font-size: 0.9rem;
    font-weight: 600;
}

.history-time {
    font-size: 0.75rem;
    color: var(--text-muted);
}

.history-right-info {
    text-align: right;
    display: flex;
    flex-direction: column;
    gap: 4px;
}

.history-amount {
    font-size: 1rem;
    font-weight: 700;
    color: var(--accent);
}

.history-cashier {
    font-size: 0.75rem;
    color: var(--text-muted);
}

.no-data {
    text-align: center;
    padding: 40px;
    color: var(--text-muted);
    font-size: 0.95rem;
}

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

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

/* ══════════════════════════════════════════════════════════════════════════
   RESPONSIVE DESIGN — 3 Breakpoints
   ══════════════════════════════════════════════════════════════════════════ */

/* ── Utilidades ─────────────────────────────────────────────────────────── */
.hide-mobile { display: block; }

/* ── Componentes solo-móvil (ocultos en desktop) ───────────────────────── */

/* Botón flotante de carrito (FAB) */
.fab-cart {
    display: none;
    position: fixed;
    bottom: 90px;
    right: 20px;
    width: 58px;
    height: 58px;
    border-radius: 50%;
    border: none;
    background: linear-gradient(135deg, var(--primary), var(--accent));
    color: var(--bg-dark);
    font-size: 1.5rem;
    cursor: pointer;
    z-index: 500;
    box-shadow: 0 6px 20px rgba(201, 138, 85, 0.5);
    align-items: center;
    justify-content: center;
    transition: var(--transition-smooth);
}

.fab-cart:active {
    transform: scale(0.92);
}

.fab-badge {
    display: none;
    position: absolute;
    top: -4px;
    right: -4px;
    background: #ef4444;
    color: white;
    font-size: 0.7rem;
    font-weight: 700;
    width: 20px;
    height: 20px;
    border-radius: 50%;
    align-items: center;
    justify-content: center;
    border: 2px solid var(--bg-dark);
}

/* Overlay oscuro para el carrito en móvil */
.cart-overlay {
    display: none;
    position: fixed;
    inset: 0;
    background: rgba(0, 0, 0, 0.65);
    backdrop-filter: blur(4px);
    z-index: 490;
    opacity: 0;
    transition: opacity 0.3s ease;
}

.cart-overlay.active {
    opacity: 1;
}

/* Barra de navegación inferior (solo móvil) */
.bottom-nav {
    display: none;
    position: fixed;
    bottom: 0;
    left: 0;
    right: 0;
    height: 68px;
    background: var(--bg-sidebar);
    border-top: 1px solid var(--border-color);
    z-index: 600;
    align-items: center;
    justify-content: space-around;
    padding-bottom: env(safe-area-inset-bottom);
}

.bottom-nav-btn {
    display: flex;
    flex-direction: column;
    align-items: center;
    gap: 4px;
    background: none;
    border: none;
    color: var(--text-muted);
    font-size: 0.7rem;
    font-weight: 600;
    cursor: pointer;
    padding: 8px 20px;
    border-radius: 12px;
    transition: var(--transition-fast);
    font-family: 'Outfit', sans-serif;
}

.bottom-nav-btn svg {
    transition: var(--transition-fast);
}

.bottom-nav-btn.active {
    color: var(--accent);
}

.bottom-nav-btn.active svg {
    stroke: var(--accent);
}


/* ══════════════════════════════════════════════════════════════════════════
   TABLET (640px – 1024px)
   ══════════════════════════════════════════════════════════════════════════ */
@media (max-width: 1024px) {

    /* Header */
    .app-header {
        padding: 12px 20px;
        height: 60px;
    }

    .logo-title {
        font-size: 1.1rem;
    }

    /* El nav-tabs sigue visible en tablet */
    .tab-label {
        display: inline;
        font-size: 0.85rem;
    }

    /* Main layout */
    .main-wrapper {
        height: auto;
        overflow: visible;
    }

    .content-section {
        overflow-y: visible;
        padding: 16px;
    }

    /* POS: sidebar debajo de la grilla */
    .pos-layout {
        grid-template-columns: 1fr;
        height: auto;
        gap: 16px;
    }

    .pos-sidebar {
        height: auto;
        min-height: 400px;
        border-radius: 16px;
    }

    .products-grid {
        grid-template-columns: repeat(auto-fill, minmax(160px, 1fr));
    }

    /* Reportes */
    .kpis-grid {
        grid-template-columns: repeat(3, 1fr);
    }

    .reports-secondary-grid {
        grid-template-columns: 1fr;
    }
}


/* ══════════════════════════════════════════════════════════════════════════
   MÓVIL (< 640px)
   ══════════════════════════════════════════════════════════════════════════ */
@media (max-width: 640px) {

    /* ── Header compacto ── */
    .app-header {
        padding: 10px 16px;
        height: 56px;
        gap: 0;
    }

    .logo-title {
        font-size: 1rem;
    }

    .logo-icon {
        padding: 4px;
        font-size: 1.1rem;
    }

    /* Ocultar el nav de tabs del header en móvil (se usa bottom-nav) */
    #main-nav {
        display: none;
    }

    /* Ocultar info de usuario en móvil */
    .hide-mobile {
        display: none !important;
    }

    .logout-link {
        font-size: 0.75rem;
        padding: 5px 10px;
    }

    /* ── Main wrapper ── */
    .main-wrapper {
        height: auto;
        overflow: visible;
        padding-bottom: 68px; /* espacio para bottom-nav */
    }

    .content-section {
        padding: 12px;
        overflow-y: visible;
    }

    /* ── POS Layout: una columna ── */
    .pos-layout {
        grid-template-columns: 1fr;
        height: auto;
        gap: 12px;
    }

    /* Controles del POS */
    .pos-controls {
        flex-direction: column;
        gap: 10px;
        align-items: stretch;
    }

    .category-filter {
        gap: 6px;
    }

    .category-btn {
        padding: 8px 14px;
        font-size: 0.82rem;
    }

    /* Grilla de productos: 2 columnas en móvil */
    .products-grid {
        grid-template-columns: repeat(2, 1fr);
        gap: 10px;
    }

    .product-card {
        min-height: 130px;
        padding: 12px;
        border-radius: 14px;
    }

    .product-info h3 {
        font-size: 0.88rem;
        height: 36px;
    }

    .product-price {
        font-size: 1rem;
    }

    /* ── Carrito: drawer deslizante desde abajo ── */
    .pos-sidebar {
        position: fixed;
        bottom: 68px; /* sobre el bottom-nav */
        left: 0;
        right: 0;
        height: 75vh;
        border-radius: 20px 20px 0 0;
        border-bottom: none;
        z-index: 495;
        transform: translateY(110%);
        transition: transform 0.35s cubic-bezier(0.4, 0, 0.2, 1);
    }

    .pos-sidebar.mobile-open {
        transform: translateY(0);
    }

    /* Agarra para arrastrar el drawer */
    .sidebar-header::before {
        content: '';
        display: block;
        position: absolute;
        top: 10px;
        left: 50%;
        transform: translateX(-50%);
        width: 36px;
        height: 4px;
        background: rgba(255, 255, 255, 0.2);
        border-radius: 2px;
    }

    .sidebar-header {
        position: relative;
        padding-top: 24px;
    }

    /* Mostrar overlay y FAB */
    .cart-overlay {
        display: block;
        pointer-events: none;
    }

    .cart-overlay.active {
        pointer-events: all;
    }

    .fab-cart {
        display: flex;
    }

    /* Mostrar bottom-nav */
    .bottom-nav {
        display: flex;
    }

    /* ── Reportes en móvil ── */
    .kpis-grid {
        grid-template-columns: 1fr;
        gap: 12px;
    }

    .kpi-card {
        padding: 16px;
        border-radius: 16px;
    }

    .kpi-value {
        font-size: 1.5rem;
    }

    .reports-secondary-grid {
        grid-template-columns: 1fr;
    }

    .reports-header {
        flex-direction: column;
        align-items: flex-start;
        gap: 10px;
    }

    .reports-header h1 {
        font-size: 1.3rem;
    }

    .reports-panel {
        border-radius: 16px;
        padding: 16px;
    }

    /* ── Modal de cobro ── */
    .modal-card {
        border-radius: 20px 20px 0 0;
        max-width: 100%;
        margin: 0;
        position: fixed;
        bottom: 0;
        left: 0;
        right: 0;
    }

    .modal-overlay {
        align-items: flex-end;
    }

    .quick-cash-grid {
        grid-template-columns: repeat(2, 1fr);
    }

    /* ── Login y 2FA en móvil ── */
    .login-card {
        padding: 28px 20px;
        border-radius: 20px;
    }

    .otp-input {
        width: 44px;
        height: 56px;
        font-size: 1.4rem;
    }
}