/* =============================================================================
   DESIGN SYSTEM & VARIABLES — FORRAJERÍA EL FAISÁN
   ============================================================================= */

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

:root {
    /* Color Palette — Forrajería El Faisán */
    --bg-main: #f4faf6;
    --bg-card: #ffffff;
    --bg-input: #eaf5ee;
    --bg-header: rgba(255, 255, 255, 0.88);
    
    --text-main: #061e10;
    --text-muted: #4a6b57;
    --text-inverse: #ffffff;
    
    --primary: #15803d;
    --primary-hover: #166534;
    --primary-glow: rgba(34, 197, 94, 0.18);
    
    --accent: #22c55e;
    --accent-hover: #15803d;
    
    --gold: #eab308;
    --gold-hover: #ca8a04;
    --gold-bg: rgba(234, 179, 8, 0.15);
    
    --success: #16a34a;
    --success-hover: #15803d;
    --success-bg: rgba(22, 163, 74, 0.12);
    
    --warning: #f59e0b;
    --danger: #dc2626;
    --danger-hover: #b91c1c;
    --danger-bg: rgba(220, 38, 38, 0.12);
    
    --border: #d1e7d9;
    --shadow-sm: 0 1px 2px 0 rgba(6, 30, 16, 0.05);
    --shadow-md: 0 4px 6px -1px rgba(6, 30, 16, 0.08), 0 2px 4px -1px rgba(6, 30, 16, 0.04);
    --shadow-lg: 0 10px 15px -3px rgba(6, 30, 16, 0.1), 0 4px 6px -2px rgba(6, 30, 16, 0.05);
    --shadow-premium: 0 20px 25px -5px rgba(21, 128, 61, 0.15), 0 10px 10px -5px rgba(0, 0, 0, 0.04);
    
    --radius-sm: 8px;
    --radius-md: 12px;
    --radius-lg: 16px;
    --radius-full: 9999px;
    
    --transition: all 0.25s cubic-bezier(0.4, 0, 0.2, 1);
    --font: 'Inter', -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, sans-serif;
}

/* Dark Mode Variables — Deep Forest Green Theme */
.dark {
    --bg-main: #06170d;
    --bg-card: #0c2415;
    --bg-input: #12331f;
    --bg-header: rgba(12, 36, 21, 0.88);
    
    --text-main: #f8fafc;
    --text-muted: #86efac;
    
    --primary: #22c55e;
    --primary-hover: #4ade80;
    --primary-glow: rgba(34, 197, 94, 0.25);
    
    --border: #1a4329;
    --shadow-md: 0 4px 6px -1px rgba(0, 0, 0, 0.5);
    --shadow-lg: 0 10px 15px -3px rgba(0, 0, 0, 0.6);
    --shadow-premium: 0 20px 25px -5px rgba(34, 197, 94, 0.2);
}

/* Base Styles */
* {
    box-sizing: border-box;
    margin: 0;
    padding: 0;
}

body {
    background-color: var(--bg-main);
    color: var(--text-main);
    font-family: var(--font);
    min-height: 100vh;
    display: flex;
    flex-direction: column;
    overflow-x: hidden;
    transition: background-color 0.3s ease, color 0.3s ease;
}

/* App Layout */
header {
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    height: 72px;
    background-color: var(--bg-header);
    backdrop-filter: blur(12px);
    -webkit-backdrop-filter: blur(12px);
    border-bottom: 1px solid var(--border);
    display: flex;
    align-items: center;
    justify-content: space-between;
    padding: 0 24px;
    z-index: 100;
    transition: var(--transition);
}

.brand {
    display: flex;
    align-items: center;
    gap: 12px;
    text-decoration: none;
}

.brand-logo {
    width: 40px;
    height: 40px;
    background: linear-gradient(135deg, var(--primary), var(--accent));
    border-radius: var(--radius-md);
    display: flex;
    align-items: center;
    justify-content: center;
    color: white;
    font-weight: 800;
    font-size: 20px;
    box-shadow: 0 4px 12px rgba(99, 102, 241, 0.3);
}

.brand-name {
    font-size: 20px;
    font-weight: 700;
    color: var(--text-main);
    letter-spacing: -0.5px;
}

.brand-tag {
    font-size: 11px;
    font-weight: 600;
    background: var(--primary-glow);
    color: var(--primary);
    padding: 2px 8px;
    border-radius: var(--radius-full);
}

.nav-actions {
    display: flex;
    align-items: center;
    gap: 12px;
}

/* Container */
main.container {
    flex: 1;
    margin-top: 72px;
    padding: 32px 24px;
    max-width: 1280px;
    width: 100%;
    align-self: center;
    display: flex;
    flex-direction: column;
    gap: 24px;
}

/* Buttons */
.btn {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    gap: 8px;
    font-family: var(--font);
    font-size: 14px;
    font-weight: 600;
    padding: 10px 18px;
    border-radius: var(--radius-md);
    border: 1px solid transparent;
    cursor: pointer;
    transition: var(--transition);
    user-select: none;
}

.btn-icon-only {
    padding: 10px;
    border-radius: var(--radius-md);
}

.btn-primary {
    background: linear-gradient(135deg, var(--primary), var(--accent));
    color: var(--text-inverse);
    box-shadow: 0 4px 12px rgba(99, 102, 241, 0.2);
}

.btn-primary:hover {
    transform: translateY(-2px);
    box-shadow: 0 6px 16px rgba(99, 102, 241, 0.3);
}

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

.btn-secondary {
    background-color: var(--bg-card);
    border-color: var(--border);
    color: var(--text-main);
}

.btn-secondary:hover {
    background-color: var(--bg-input);
    border-color: var(--text-muted);
}

.btn-success {
    background-color: var(--success);
    color: var(--text-inverse);
}

.btn-success:hover {
    background-color: var(--success-hover);
}

.btn-danger {
    background-color: var(--danger-bg);
    color: var(--danger);
    border-color: rgba(239, 68, 68, 0.2);
}

.btn-danger:hover {
    background-color: var(--danger);
    color: var(--text-inverse);
}

.btn-badge {
    position: relative;
}

.btn-badge .badge {
    position: absolute;
    top: -5px;
    right: -5px;
    background-color: var(--danger);
    color: white;
    font-size: 10px;
    font-weight: 700;
    width: 18px;
    height: 18px;
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    border: 2px solid var(--bg-card);
    animation: pulse-badge 2s infinite;
}

/* Search Box Area */
.search-section {
    background-color: var(--bg-card);
    border-radius: var(--radius-lg);
    border: 1px solid var(--border);
    padding: 32px;
    box-shadow: var(--shadow-md);
    display: flex;
    flex-direction: column;
    gap: 16px;
    position: relative;
    overflow: hidden;
}

.search-section::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    width: 4px;
    height: 100%;
    background: linear-gradient(to bottom, var(--primary), var(--accent));
}

.search-title {
    font-size: 24px;
    font-weight: 800;
    letter-spacing: -0.5px;
}

.search-box-wrapper {
    display: flex;
    gap: 12px;
}

.search-input-container {
    flex: 1;
    position: relative;
}

.search-icon {
    position: absolute;
    left: 16px;
    top: 50%;
    transform: translateY(-50%);
    color: var(--text-muted);
    pointer-events: none;
    font-size: 20px;
}

.search-input {
    width: 100%;
    height: 56px;
    background-color: var(--bg-input);
    border: 2px solid transparent;
    border-radius: var(--radius-md);
    padding: 0 20px 0 52px;
    font-family: var(--font);
    font-size: 16px;
    color: var(--text-main);
    transition: var(--transition);
}

.search-input:focus {
    outline: none;
    border-color: var(--primary);
    background-color: var(--bg-card);
    box-shadow: 0 0 0 4px var(--primary-glow);
}

/* Barcode Indicator Badge */
.scanner-badge {
    display: inline-flex;
    align-items: center;
    gap: 6px;
    background-color: var(--success-bg);
    color: var(--success);
    border: 1px solid rgba(16, 185, 129, 0.2);
    padding: 6px 12px;
    border-radius: var(--radius-full);
    font-size: 12px;
    font-weight: 600;
    margin-right: auto;
}

.scanner-badge .dot {
    width: 8px;
    height: 8px;
    background-color: var(--success);
    border-radius: 50%;
    animation: pulse-dot 1.5s infinite;
}

/* Grid Layout for Results */
.results-header {
    display: flex;
    justify-content: space-between;
    align-items: center;
}

.results-count {
    font-size: 14px;
    color: var(--text-muted);
    font-weight: 500;
}

.results-grid {
    display: grid;
    grid-template-columns: repeat(auto-fill, minmax(320px, 1fr));
    gap: 20px;
}

/* Item Card */
.item-card {
    background-color: var(--bg-card);
    border-radius: var(--radius-md);
    border: 1px solid var(--border);
    padding: 20px;
    box-shadow: var(--shadow-sm);
    display: flex;
    flex-direction: column;
    justify-content: space-between;
    min-height: 200px;
    transition: var(--transition);
    position: relative;
    cursor: default;
}

.item-card:hover {
    transform: translateY(-4px);
    border-color: var(--primary);
    box-shadow: var(--shadow-lg);
}

.item-badge-row {
    display: flex;
    justify-content: space-between;
    align-items: center;
    margin-bottom: 12px;
}

.item-provider {
    font-size: 11px;
    font-weight: 700;
    text-transform: uppercase;
    color: var(--primary);
    letter-spacing: 0.5px;
}

.item-family {
    font-size: 11px;
    font-weight: 600;
    background-color: var(--bg-input);
    color: var(--text-muted);
    padding: 2px 8px;
    border-radius: var(--radius-full);
}

.item-desc {
    font-size: 16px;
    font-weight: 700;
    color: var(--text-main);
    line-height: 1.4;
    margin-bottom: 8px;
    display: -webkit-box;
    -webkit-line-clamp: 2;
    -webkit-box-orient: vertical;
    overflow: hidden;
}

.item-meta {
    font-size: 12px;
    color: var(--text-muted);
    display: flex;
    flex-direction: column;
    gap: 4px;
    margin-bottom: 16px;
}

.item-meta-item {
    display: flex;
    align-items: center;
    gap: 6px;
}

.item-meta-icon {
    font-size: 14px;
}

.item-footer {
    display: flex;
    justify-content: space-between;
    align-items: flex-end;
    border-top: 1px solid var(--border);
    padding-top: 16px;
    margin-top: auto;
}

.item-price-wrapper {
    display: flex;
    flex-direction: column;
}

.item-price-label {
    font-size: 11px;
    color: var(--text-muted);
    font-weight: 600;
    text-transform: uppercase;
}

.item-price {
    font-size: 26px;
    font-weight: 800;
    color: var(--success);
    letter-spacing: -1px;
}

/* Empty State */
.empty-state {
    grid-column: 1 / -1;
    display: flex;
    flex-direction: column;
    align-items: center;
    justify-content: center;
    padding: 60px 20px;
    text-align: center;
    background-color: var(--bg-card);
    border-radius: var(--radius-lg);
    border: 1px dashed var(--border);
    box-shadow: var(--shadow-sm);
}

.empty-icon {
    font-size: 64px;
    margin-bottom: 16px;
    animation: float 3s ease-in-out infinite;
}

.empty-title {
    font-size: 18px;
    font-weight: 700;
    margin-bottom: 8px;
}

.empty-desc {
    font-size: 14px;
    color: var(--text-muted);
    max-width: 400px;
}

/* Carrito Drawer (Glassmorphism Overlay & Drawer) */
.drawer-overlay {
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background-color: rgba(15, 23, 42, 0.4);
    backdrop-filter: blur(4px);
    z-index: 1000;
    opacity: 0;
    visibility: hidden;
    transition: var(--transition);
}

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

.drawer {
    position: fixed;
    top: 0;
    right: -420px;
    width: 420px;
    height: 100%;
    background-color: var(--bg-card);
    border-left: 1px solid var(--border);
    box-shadow: -10px 0 30px rgba(0, 0, 0, 0.15);
    z-index: 1001;
    display: flex;
    flex-direction: column;
    transition: right 0.3s cubic-bezier(0.4, 0, 0.2, 1);
}

.drawer.active {
    right: 0;
}

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

.drawer-title {
    font-size: 18px;
    font-weight: 700;
    display: flex;
    align-items: center;
    gap: 8px;
}

.drawer-close {
    background: none;
    border: none;
    font-size: 20px;
    cursor: pointer;
    color: var(--text-muted);
    padding: 4px;
    transition: var(--transition);
}

.drawer-close:hover {
    color: var(--text-main);
    transform: scale(1.1);
}

.drawer-content {
    flex: 1;
    overflow-y: auto;
    padding: 24px;
    display: flex;
    flex-direction: column;
    gap: 16px;
}

.cart-item {
    display: flex;
    justify-content: space-between;
    gap: 12px;
    padding-bottom: 16px;
    border-bottom: 1px solid var(--border);
}

.cart-item-info {
    flex: 1;
}

.cart-item-name {
    font-size: 14px;
    font-weight: 600;
    color: var(--text-main);
    margin-bottom: 4px;
}

.cart-item-meta {
    font-size: 11px;
    color: var(--text-muted);
}

.cart-item-price {
    font-size: 14px;
    font-weight: 700;
    color: var(--success);
}

.cart-item-actions {
    display: flex;
    flex-direction: column;
    align-items: flex-end;
    justify-content: space-between;
}

.cart-qty-controls {
    display: flex;
    align-items: center;
    background-color: var(--bg-input);
    border-radius: var(--radius-sm);
    padding: 2px;
}

.cart-qty-btn {
    border: none;
    background: none;
    width: 24px;
    height: 24px;
    display: flex;
    align-items: center;
    justify-content: center;
    font-weight: 700;
    cursor: pointer;
    border-radius: var(--radius-sm);
    color: var(--text-main);
    transition: var(--transition);
}

.cart-qty-btn:hover {
    background-color: var(--bg-card);
}

.cart-qty-value {
    width: 32px;
    text-align: center;
    font-size: 13px;
    font-weight: 700;
}

.cart-remove-btn {
    border: none;
    background: none;
    color: var(--danger);
    font-size: 12px;
    font-weight: 600;
    cursor: pointer;
    transition: var(--transition);
}

.cart-remove-btn:hover {
    text-decoration: underline;
}

.drawer-footer {
    padding: 24px;
    border-top: 1px solid var(--border);
    background-color: var(--bg-input);
    display: flex;
    flex-direction: column;
    gap: 16px;
}

.cart-summary-row {
    display: flex;
    justify-content: space-between;
    font-size: 14px;
    font-weight: 500;
    color: var(--text-muted);
}

.cart-summary-total {
    display: flex;
    justify-content: space-between;
    font-size: 20px;
    font-weight: 800;
    color: var(--text-main);
    border-top: 1px dashed var(--border);
    padding-top: 12px;
}

.cart-summary-total span:last-child {
    color: var(--success);
}

/* Loader Spinner */
.loader-container {
    grid-column: 1 / -1;
    display: flex;
    justify-content: center;
    align-items: center;
    padding: 40px;
}

.loader {
    width: 48px;
    height: 48px;
    border: 5px solid var(--bg-input);
    border-bottom-color: var(--primary);
    border-radius: 50%;
    animation: rotation 1s linear infinite;
}

/* Animations */
@keyframes rotation {
    0% { transform: rotate(0deg); }
    100% { transform: rotate(360deg); }
}

@keyframes float {
    0%, 100% { transform: translateY(0); }
    50% { transform: translateY(-10px); }
}

@keyframes pulse-dot {
    0%, 100% { opacity: 1; transform: scale(1); }
    50% { opacity: 0.4; transform: scale(1.2); }
}

@keyframes pulse-badge {
    0% { box-shadow: 0 0 0 0 rgba(239, 68, 68, 0.4); }
    70% { box-shadow: 0 0 0 8px rgba(239, 68, 68, 0); }
    100% { box-shadow: 0 0 0 0 rgba(239, 68, 68, 0); }
}

/* Toast Notification */
.toast-container {
    position: fixed;
    bottom: 24px;
    left: 24px;
    display: flex;
    flex-direction: column;
    gap: 12px;
    z-index: 2000;
}

.toast {
    background-color: var(--bg-card);
    color: var(--text-main);
    border: 1px solid var(--border);
    border-left: 4px solid var(--primary);
    padding: 16px 20px;
    border-radius: var(--radius-md);
    box-shadow: var(--shadow-lg);
    display: flex;
    align-items: center;
    gap: 12px;
    min-width: 300px;
    max-width: 450px;
    font-size: 14px;
    font-weight: 500;
    animation: slide-in-toast 0.3s cubic-bezier(0.4, 0, 0.2, 1);
    transition: var(--transition);
}

.toast-success { border-left-color: var(--success); }
.toast-danger { border-left-color: var(--danger); }
.toast-warning { border-left-color: var(--warning); }

@keyframes slide-in-toast {
    from { transform: translateX(-100%); opacity: 0; }
    to { transform: translateX(0); opacity: 1; }
}

/* Pagination container */
.pagination {
    display: flex;
    justify-content: center;
    align-items: center;
    gap: 8px;
    margin-top: 24px;
    grid-column: 1 / -1;
}

.page-btn {
    border: 1px solid var(--border);
    background-color: var(--bg-card);
    color: var(--text-main);
    width: 40px;
    height: 40px;
    border-radius: var(--radius-sm);
    display: flex;
    align-items: center;
    justify-content: center;
    font-weight: 600;
    cursor: pointer;
    transition: var(--transition);
}

.page-btn:hover:not(:disabled) {
    background-color: var(--bg-input);
    border-color: var(--text-muted);
}

.page-btn.active {
    background: linear-gradient(135deg, var(--primary), var(--accent));
    color: white;
    border-color: transparent;
}

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

/* Responsive adjustments */
@media (max-width: 640px) {
    .drawer {
        width: 100%;
        right: -100%;
    }
    .search-box-wrapper {
        flex-direction: column;
    }
    header {
        padding: 0 16px;
    }
    .brand-name {
        display: none;
    }
}

/* =============================================================================
   NUEVOS AJUSTES: VISTA LISTA, CARRITO PERSISTENTE Y ACCIONES MASIVAS
   ============================================================================= */

/* Vista de lista alternativa */
.results-grid.results-list {
    display: flex;
    flex-direction: column;
    gap: 12px;
}

.results-list .item-card {
    flex-direction: row;
    align-items: center;
    justify-content: space-between;
    min-height: auto;
    padding: 14px 20px;
    gap: 16px;
}

.results-list .item-card:hover {
    transform: none;
    box-shadow: var(--shadow-md);
}

.results-list .item-card > div:first-child {
    display: flex;
    align-items: center;
    gap: 24px;
    flex: 1;
    flex-wrap: wrap;
}

.results-list .item-badge-row {
    margin-bottom: 0;
    flex-direction: column;
    align-items: flex-start;
    gap: 4px;
    min-width: 140px;
    flex-shrink: 0;
}

.results-list .item-desc {
    margin-bottom: 0;
    font-size: 15px;
    font-weight: 700;
    flex: 2;
    min-width: 200px;
}

.results-list .item-meta {
    margin-bottom: 0;
    flex-direction: row;
    gap: 16px;
    flex: 1;
    min-width: 250px;
    flex-wrap: wrap;
}

.results-list .item-footer {
    border-top: none;
    padding-top: 0;
    margin-top: 0;
    align-items: center;
    gap: 20px;
    flex-shrink: 0;
    display: flex;
}

@media (max-width: 768px) {
    .results-list .item-card {
        flex-direction: column;
        align-items: stretch;
        gap: 12px;
    }
    .results-list .item-card > div:first-child {
        flex-direction: column;
        align-items: stretch;
        gap: 8px;
    }
    .results-list .item-badge-row {
        flex-direction: row;
        justify-content: space-between;
    }
    .results-list .item-meta {
        flex-direction: column;
        gap: 4px;
    }
    .results-list .item-footer {
        border-top: 1px solid var(--border);
        padding-top: 12px;
        justify-content: space-between;
    }
}

/* Estilo activo para el botón selector de vista */
#view-toggle-container .btn-secondary.active {
    background: linear-gradient(135deg, var(--primary), var(--accent));
    color: var(--text-inverse);
    border-color: transparent;
    box-shadow: 0 4px 12px rgba(99, 102, 241, 0.2);
}

/* Acoplamiento del carrito en desktop */
@media (min-width: 1024px) {
    body.cart-visible {
        padding-right: 420px;
        transition: padding-right 0.3s ease;
    }
    body.cart-visible header {
        right: 420px;
        width: calc(100% - 420px);
        transition: right 0.3s ease, width 0.3s ease;
    }
    body.cart-visible #cart-drawer {
        right: 0 !important;
        box-shadow: -4px 0 20px rgba(0, 0, 0, 0.1);
    }
    body.cart-visible #drawer-overlay {
        display: none !important;
    }
    body.cart-visible #cart-drawer .drawer-close {
        display: none; /* Ocultar cerrar cuando está persistente en desktop */
    }
}

/* Estilos para selección masiva */
.admin-table th input[type="checkbox"],
.admin-table td input[type="checkbox"] {
    width: 18px;
    height: 18px;
    cursor: pointer;
    accent-color: var(--primary);
}

.admin-table tr.selected {
    background-color: var(--primary-glow);
}

/* =============================================================================
   BARRA DE DESPLAZAMIENTO HORIZONTAL FLOTANTE Y ESTILOS DE SCROLLBAR
   ============================================================================= */

/* Barra flotante fija al pie de la pantalla */
.floating-h-scrollbar {
    position: fixed;
    bottom: 0;
    z-index: 850;
    overflow-x: auto;
    overflow-y: hidden;
    background-color: var(--bg-card);
    border-top: 1px solid var(--border);
    box-shadow: 0 -4px 16px rgba(0, 0, 0, 0.14);
    border-radius: var(--radius-sm) var(--radius-sm) 0 0;
    scrollbar-width: thin;
    scrollbar-color: var(--primary) var(--bg-input);
}

.floating-h-scrollbar-inner {
    height: 1px;
    pointer-events: none;
}

/* Estilos de scrollbar personalizados para tablas y contenedor flotante */
.table-container,
.preview-wrapper,
.floating-h-scrollbar {
    scrollbar-width: thin;
    scrollbar-color: var(--primary) var(--bg-input);
}

.table-container::-webkit-scrollbar,
.preview-wrapper::-webkit-scrollbar,
.floating-h-scrollbar::-webkit-scrollbar {
    height: 12px;
    width: 12px;
}

.table-container::-webkit-scrollbar-track,
.preview-wrapper::-webkit-scrollbar-track,
.floating-h-scrollbar::-webkit-scrollbar-track {
    background: var(--bg-input);
    border-radius: 6px;
}

.table-container::-webkit-scrollbar-thumb,
.preview-wrapper::-webkit-scrollbar-thumb,
.floating-h-scrollbar::-webkit-scrollbar-thumb {
    background: var(--primary);
    border-radius: 6px;
    border: 2px solid var(--bg-card);
}

.table-container::-webkit-scrollbar-thumb:hover,
.preview-wrapper::-webkit-scrollbar-thumb:hover,
.floating-h-scrollbar::-webkit-scrollbar-thumb:hover {
    background: var(--primary-hover);
}

/* =============================================================================
   FORM CONTROLS & MODAL PREMIUM STYLES
   ============================================================================= */

.form-group {
    display: flex;
    flex-direction: column;
    gap: 6px;
    margin-bottom: 4px;
}

.form-label {
    font-size: 13px;
    font-weight: 600;
    color: var(--text-main);
    display: flex;
    align-items: center;
    gap: 6px;
}

.form-label span.req {
    color: var(--danger);
}

.form-control,
.form-select {
    width: 100%;
    height: 42px;
    padding: 8px 14px;
    font-family: var(--font);
    font-size: 14px;
    color: var(--text-main);
    background-color: var(--bg-input);
    border: 1px solid var(--border);
    border-radius: var(--radius-sm);
    transition: var(--transition);
    outline: none;
    box-sizing: border-box;
}

.form-control:focus,
.form-select:focus {
    border-color: var(--primary);
    box-shadow: 0 0 0 3px var(--primary-glow);
    background-color: var(--bg-card);
}

.form-control:disabled,
.form-select:disabled {
    opacity: 0.6;
    cursor: not-allowed;
    background-color: rgba(0, 0, 0, 0.05);
}

.dark .form-control:disabled,
.dark .form-select:disabled {
    background-color: rgba(255, 255, 255, 0.05);
}

/* Modal mejorado */
.modal-card {
    background: var(--bg-card);
    border-radius: var(--radius-lg);
    border: 1px solid var(--border);
    box-shadow: var(--shadow-premium);
    width: 95%;
    max-width: 680px;
    max-height: 90vh;
    display: flex;
    flex-direction: column;
    overflow: hidden;
    animation: modalAppear 0.25s cubic-bezier(0.16, 1, 0.3, 1);
}

@keyframes modalAppear {
    from { opacity: 0; transform: scale(0.96) translateY(10px); }
    to { opacity: 1; transform: scale(1) translateY(0); }
}

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

.modal-title {
    font-size: 18px;
    font-weight: 700;
    color: var(--text-main);
    display: flex;
    align-items: center;
    gap: 8px;
    margin: 0;
}

.modal-body {
    padding: 24px;
    overflow-y: auto;
    display: flex;
    flex-direction: column;
    gap: 18px;
}

.modal-footer {
    padding: 16px 24px;
    border-top: 1px solid var(--border);
    display: flex;
    justify-content: flex-end;
    gap: 12px;
    background-color: var(--bg-card);
}

/* Sección de Pack / Venta Fraccionada */
.pack-section-box {
    background: linear-gradient(135deg, rgba(234, 179, 8, 0.08), rgba(245, 158, 11, 0.04));
    border: 1px solid rgba(234, 179, 8, 0.3);
    border-radius: var(--radius-md);
    padding: 16px 18px;
    transition: var(--transition);
}

.pack-toggle-row {
    display: flex;
    align-items: center;
    justify-content: space-between;
    cursor: pointer;
    user-select: none;
}

.pack-toggle-title {
    font-size: 14px;
    font-weight: 700;
    color: var(--text-main);
    display: flex;
    align-items: center;
    gap: 8px;
}

.pack-details-collapse {
    display: none;
    margin-top: 14px;
    padding-top: 14px;
    border-top: 1px dashed rgba(234, 179, 8, 0.3);
}

.pack-details-collapse.active {
    display: block;
    animation: fadeIn 0.25s ease;
}

@keyframes fadeIn {
    from { opacity: 0; transform: translateY(-4px); }
    to { opacity: 1; transform: translateY(0); }
}

.pack-calc-badge {
    background: rgba(234, 179, 8, 0.15);
    border: 1px solid rgba(234, 179, 8, 0.4);
    border-radius: var(--radius-sm);
    padding: 10px 14px;
    font-size: 13px;
    color: var(--text-main);
    display: flex;
    align-items: center;
    justify-content: space-between;
    font-weight: 600;
    margin-top: 12px;
}

/* Tarjeta Destacada de Precio de Venta */
.price-preview-card {
    background: linear-gradient(135deg, rgba(22, 163, 74, 0.1), rgba(34, 197, 94, 0.16));
    border: 1.5px solid rgba(34, 197, 94, 0.4);
    border-radius: var(--radius-md);
    padding: 16px 20px;
    display: flex;
    align-items: center;
    justify-content: space-between;
    flex-wrap: wrap;
    gap: 12px;
    margin-top: 6px;
    box-shadow: 0 4px 12px rgba(22, 163, 74, 0.08);
}

.price-preview-left {
    display: flex;
    flex-direction: column;
    gap: 2px;
}

.price-preview-label {
    font-size: 12px;
    font-weight: 700;
    text-transform: uppercase;
    letter-spacing: 0.5px;
    color: var(--text-muted);
}

.price-preview-breakdown {
    font-size: 12px;
    color: var(--text-muted);
}

.price-preview-value {
    font-size: 26px;
    font-weight: 800;
    color: var(--primary);
    letter-spacing: -0.5px;
}

.dark .price-preview-value {
    color: var(--accent);
}

/* Badge Pack en Listado */
.badge-pack {
    display: inline-flex;
    align-items: center;
    gap: 4px;
    font-size: 11px;
    font-weight: 700;
    padding: 2px 7px;
    border-radius: 6px;
    background-color: rgba(234, 179, 8, 0.15);
    color: #b45309;
    border: 1px solid rgba(234, 179, 8, 0.4);
    margin-left: 6px;
    vertical-align: middle;
}

.dark .badge-pack {
    color: #fde047;
    background-color: rgba(234, 179, 8, 0.2);
    border-color: rgba(234, 179, 8, 0.5);
}