:root {
    /* Identidad Visual Requerida */
    --color-crema: #FFF1C4;
    --color-verde: #005C34;
    --color-dorado: #FDD27C;
    --color-rojo: #ED3237;

    /* Variables adicionales */
    --color-blanco: #FFFFFF;
    --color-texto: #333333;
    --color-gris: #777777;
    --color-mp: #009EE3;
    --font-family: 'Segoe UI', Tahoma, Geneva, Verdana, sans-serif;
}

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

body {
    font-family: var(--font-family);
    background-color: var(--color-crema);
    color: var(--color-texto);
    padding-bottom: 80px; /* Espacio para el botón flotante */
}

/* Header */
.header {
    background-color: var(--color-verde);
    color: var(--color-blanco);
    padding: 1rem;
    text-align: center;
    position: sticky;
    top: 0;
    z-index: 100;
    box-shadow: 0 2px 4px rgba(0,0,0,0.1);
}

.logo {
    font-size: 1.5rem;
    font-weight: bold;
    color: var(--color-dorado);
}

/* Main Content */
.main-content {
    max-width: 600px;
    margin: 0 auto;
    padding: 1rem;
}

.loading-state, .error-state {
    text-align: center;
    padding: 2rem;
    font-size: 1.2rem;
    color: var(--color-gris);
}

.error-state {
    color: var(--color-rojo);
}

/* Categorías */
.categoria-section {
    margin-bottom: 2rem;
}

.categoria-titulo {
    color: var(--color-rojo);
    font-size: 1.3rem;
    border-bottom: 2px solid var(--color-verde);
    padding-bottom: 0.5rem;
    margin-bottom: 1rem;
}

/* Tarjetas de Producto */
.producto-card {
    display: flex;
    background-color: var(--color-blanco);
    border-radius: 8px;
    margin-bottom: 1rem;
    padding: 0.5rem;
    box-shadow: 0 2px 5px rgba(0,0,0,0.05);
    align-items: center;
    border-left: 4px solid var(--color-dorado);
}

.producto-info {
    flex-grow: 1;
    padding: 0.5rem 1rem;
    display: flex;
    flex-direction: column;
}

.producto-nombre {
    font-size: 1.1rem;
    font-weight: bold;
    color: var(--color-verde);
    margin-bottom: 0.25rem;
}

.producto-desc {
    font-size: 0.85rem;
    color: var(--color-gris);
    margin-bottom: 0.5rem;
    display: -webkit-box;
    -webkit-line-clamp: 2;
    -webkit-box-orient: vertical;
    overflow: hidden;
}

.producto-precio {
    font-weight: bold;
    color: var(--color-rojo);
}

.producto-accion {
    padding-right: 0.5rem;
}

.btn-agregar {
    background-color: var(--color-verde);
    color: var(--color-blanco);
    border: none;
    width: 35px;
    height: 35px;
    border-radius: 50%;
    font-size: 1.5rem;
    cursor: pointer;
    display: flex;
    align-items: center;
    justify-content: center;
    transition: background-color 0.2s;
}

.btn-agregar:hover {
    background-color: #004526;
}

/* Botón Flotante Carrito */
.floating-cart-btn {
    position: fixed;
    bottom: 20px;
    right: 50%;
    transform: translateX(50%);
    background-color: var(--color-dorado);
    color: var(--color-verde);
    border: none;
    padding: 1rem 2rem;
    border-radius: 30px;
    font-size: 1.1rem;
    font-weight: bold;
    box-shadow: 0 4px 10px rgba(0,0,0,0.2);
    cursor: pointer;
    z-index: 90;
    width: 90%;
    max-width: 400px;
    transition: transform 0.2s;
}

.floating-cart-btn:hover {
    transform: translateX(50%) scale(1.05);
}

/* Modal Carrito */
.hidden {
    display: none !important;
}

.modal-overlay {
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background-color: rgba(0, 0, 0, 0.5);
    z-index: 200;
    display: flex;
    justify-content: center;
    align-items: flex-end; /* Efecto bottom-sheet en mobile */
}

.modal-content {
    background-color: var(--color-blanco);
    width: 100%;
    max-width: 600px;
    max-height: 90vh;
    border-radius: 20px 20px 0 0;
    padding: 1.5rem;
    display: flex;
    flex-direction: column;
    overflow-y: auto;
    box-shadow: 0 -4px 15px rgba(0,0,0,0.2);
}

.modal-header {
    display: flex;
    justify-content: space-between;
    align-items: center;
    border-bottom: 2px solid var(--color-crema);
    padding-bottom: 1rem;
    margin-bottom: 1rem;
}

.modal-header h2 {
    color: var(--color-verde);
}

.close-btn {
    background: none;
    border: none;
    font-size: 2rem;
    color: var(--color-gris);
    cursor: pointer;
}

.cart-empty {
    text-align: center;
    padding: 2rem 0;
    color: var(--color-gris);
}

/* Items Carrito */
.cart-item {
    display: flex;
    justify-content: space-between;
    align-items: center;
    padding: 0.75rem 0;
    border-bottom: 1px solid var(--color-crema);
}

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

.cart-item-title {
    font-weight: bold;
    color: var(--color-texto);
}

.cart-item-price {
    color: var(--color-rojo);
    font-size: 0.9rem;
}

.cart-item-controls {
    display: flex;
    align-items: center;
    gap: 10px;
}

.btn-qty {
    background-color: var(--color-crema);
    border: none;
    border-radius: 4px;
    width: 25px;
    height: 25px;
    font-weight: bold;
    cursor: pointer;
}

/* Summary y Checkout */
.cart-summary {
    margin-top: 1.5rem;
    background-color: var(--color-crema);
    padding: 1rem;
    border-radius: 8px;
}

.total-row {
    display: flex;
    justify-content: space-between;
    font-size: 1.3rem;
    font-weight: bold;
    color: var(--color-rojo);
    margin-bottom: 1rem;
}

.client-info {
    display: flex;
    flex-direction: column;
    margin-bottom: 1rem;
}

.client-info label {
    font-weight: bold;
    margin-bottom: 0.5rem;
    color: var(--color-verde);
}

.client-info input {
    padding: 0.75rem;
    border: 1px solid #ccc;
    border-radius: 4px;
    font-size: 1rem;
}

.modalidad-info {
    text-align: center;
    font-size: 0.85rem;
    color: var(--color-gris);
    margin-bottom: 1rem;
    font-style: italic;
}

.btn-primary-mp {
    width: 100%;
    background-color: var(--color-mp);
    color: white;
    border: none;
    padding: 1rem;
    border-radius: 8px;
    font-size: 1.1rem;
    font-weight: bold;
    cursor: pointer;
    transition: background-color 0.2s;
}

.btn-primary-mp:hover {
    background-color: #007EB5;
}

.btn-primary-mp:disabled {
    background-color: var(--color-gris);
    cursor: not-allowed;
}

/* Success Page */
.success-container {
    height: 100vh;
    display: flex;
    flex-direction: column;
    justify-content: center;
    align-items: center;
    text-align: center;
    padding: 2rem;
}

.spinner {
    border: 4px solid var(--color-verde);
    border-top: 4px solid var(--color-dorado);
    border-radius: 50%;
    width: 50px;
    height: 50px;
    animation: spin 1s linear infinite;
    margin: 2rem auto;
}

@keyframes spin {
    0% { transform: rotate(0deg); }
    100% { transform: rotate(360deg); }
}

/* ===== Botón Pagar en Efectivo (premium, simétrico a .btn-primary-mp) ===== */
.btn-primary-efectivo {
    width: 100%;
    background: linear-gradient(135deg, var(--color-verde) 0%, #007a45 100%);
    color: var(--color-dorado);
    border: 2px solid var(--color-dorado);
    padding: 1rem;
    border-radius: 8px;
    font-size: 1.1rem;
    font-weight: bold;
    cursor: pointer;
    margin-top: 0.75rem;
    box-shadow: 0 4px 10px rgba(0, 92, 52, 0.25);
    transition: transform 0.15s ease, box-shadow 0.2s ease, background 0.2s ease;
    display: flex;
    align-items: center;
    justify-content: center;
    gap: 0.5rem;
}

.btn-primary-efectivo:hover {
    background: linear-gradient(135deg, #007a45 0%, var(--color-verde) 100%);
    box-shadow: 0 6px 14px rgba(237, 50, 55, 0.3);
    transform: translateY(-1px);
}

.btn-primary-efectivo:active {
    transform: translateY(0);
    box-shadow: 0 2px 6px rgba(0, 92, 52, 0.25);
}

/* ===== Botón base (WhatsApp en success.html) ===== */
.btn-primary {
    display: inline-block;
    width: 100%;
    max-width: 320px;
    background-color: var(--color-verde);
    color: var(--color-blanco);
    border: none;
    padding: 1rem 2rem;
    border-radius: 8px;
    font-size: 1.1rem;
    font-weight: bold;
    text-align: center;
    text-decoration: none;
    margin-top: 1.5rem;
    box-shadow: 0 4px 10px rgba(0, 92, 52, 0.25);
    transition: background-color 0.2s, transform 0.15s;
}

.btn-primary:hover {
    background-color: #004526;
    transform: translateY(-1px);
}

/* ===== Selector Método de Entrega ===== */
.entrega-opciones {
    margin-bottom: 1rem;
}

.entrega-titulo {
    display: block;
    font-weight: bold;
    margin-bottom: 0.5rem;
    color: var(--color-verde);
}

.entrega-toggle {
    display: flex;
    gap: 0.5rem;
}

.entrega-option {
    flex: 1;
    position: relative;
    cursor: pointer;
}

.entrega-option input[type="radio"] {
    position: absolute;
    opacity: 0;
    width: 0;
    height: 0;
}

.entrega-label {
    display: flex;
    align-items: center;
    justify-content: center;
    gap: 0.35rem;
    padding: 0.75rem 0.5rem;
    border: 2px solid var(--color-dorado);
    border-radius: 8px;
    background-color: var(--color-blanco);
    color: var(--color-verde);
    font-weight: bold;
    font-size: 0.95rem;
    text-align: center;
    transition: background-color 0.2s, color 0.2s, border-color 0.2s;
}

.entrega-option:hover .entrega-label {
    background-color: var(--color-crema);
}

.entrega-option input[type="radio"]:checked + .entrega-label {
    background-color: var(--color-verde);
    color: var(--color-dorado);
    border-color: var(--color-verde);
    box-shadow: 0 3px 8px rgba(0, 92, 52, 0.3);
}