:root {
    --color-primario-oscuro: #1C1C1C;
    --color-primario-claro: #FFFFFF;
    --color-acento-rojo: #D90429;
    --color-whatsapp: #25d366;
    --color-texto-principal: #212529;
    --color-texto-secundario: #6c757d;
    --color-fondo-pagina: #f8f9fa;
    --color-fondo-tarjeta: #FFFFFF;
    --color-borde-sutil: #dee2e6;
}
body {
    font-family: 'Helvetica Neue', Arial, sans-serif;
    margin: 0;
    background-color: var(--color-fondo-pagina);
    color: var(--color-texto-principal);
}
.top-bar {
    background-color: var(--color-primario-oscuro);
    color: var(--color-primario-claro);
    padding: 10px 20px;
    display: flex;
    align-items: center;
    justify-content: space-between;
    position: relative;
    box-shadow: 0 2px 5px rgba(0, 0, 0, 0.2);
    box-sizing: border-box;
}
.top-bar-left, .top-bar-right { flex: 1; }
.top-bar-left { display: flex; justify-content: flex-start; }
.top-bar-center { flex: 2; text-align: center; }
.logo-img { height: 40px; width: auto; }
.navigation {
    position: sticky;
    top: 0;
    z-index: 999;
    display: flex;
    flex-wrap: wrap;
    justify-content: center;
    background-color: var(--color-fondo-tarjeta);
    padding: 10px 0;
    box-shadow: 0 2px 5px rgba(0, 0, 0, 0.1);
    border-bottom: 3px solid var(--color-acento-rojo);
}
.nav-button {
    background-color: transparent;
    color: var(--color-texto-principal);
    border: 1px solid transparent;
    padding: 10px 20px;
    margin: 5px;
    cursor: pointer;
    font-size: 1.1em;
    border-radius: 50px;
    transition: all 0.3s ease;
    font-weight: bold;
}
.nav-button:hover { border-color: var(--color-acento-rojo); color: var(--color-acento-rojo); }
.nav-button.active { background-color: var(--color-acento-rojo); color: var(--color-primario-claro); border-color: var(--color-acento-rojo); }
#menu-container { padding-top: 20px; }
.section-title {
    text-align: center;
    padding: 20px;
    font-size: 2em;
    color: var(--color-texto-principal);
    font-weight: 700;
}
.product-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
    gap: 25px;
    padding: 20px;
    max-width: 1200px;
    margin: 0 auto;
}
.product-card {
    background-color: var(--color-fondo-tarjeta);
    border-radius: 12px;
    box-shadow: 0 4px 15px rgba(0, 0, 0, 0.08);
    overflow: hidden;
    text-align: center;
    padding-bottom: 20px;
    display: flex;
    flex-direction: column;
    justify-content: space-between;
    border: 1px solid #eee;
}
.product-card .image-container {
    width: 100%;
    aspect-ratio: 4 / 3;
    overflow: hidden;
    background-color: #f8f9fa;
}
.product-card img {
    width: 100%;
    height: 100%;
    object-fit: cover;
    cursor: pointer;
    transition: transform 0.3s ease;
}
.product-card img:hover { transform: scale(1.05); }
.product-card h3 { font-size: 1.4em; margin: 15px 10px 5px; color: var(--color-texto-principal); font-weight: 700; }
.product-card p { font-size: 0.9em; color: var(--color-texto-secundario); padding: 0 15px; min-height: 40px; flex-grow: 1; line-height: 1.5; }
.delivery-note { font-size: 0.8em; color: var(--color-acento-rojo); font-weight: bold; margin-top: 10px; padding: 0 10px; }
.product-card .price { font-size: 1.6em; color: var(--color-texto-principal); font-weight: 700; margin: 10px 0; }
.quantity-control { display: flex; justify-content: center; align-items: center; margin: 15px 0; }
.quantity-btn { background-color: #e9ecef; border: 1px solid var(--color-borde-sutil); width: 40px; height: 40px; font-size: 1.5em; cursor: pointer; border-radius: 50%; line-height: 1; transition: background-color 0.2s; }
.quantity-input { width: 60px; text-align: center; font-size: 1.4em; border: none; background: none; font-weight: 700; }
.add-to-cart-btn, .shop-status-message { background-color: var(--color-acento-rojo); color: var(--color-primario-claro); border: none; padding: 12px 20px; font-size: 1.1em; cursor: pointer; border-radius: 50px; margin: 0 20px; transition: background-color 0.3s ease; font-weight: bold; text-transform: uppercase; }
.add-to-cart-btn:hover { background-color: #b20322; }
.shop-status-message { background-color: #34495e; cursor: default; padding: 15px; }
.shop-status-message a { color: var(--color-primario-claro); text-decoration: underline; }
.cart-sidebar { position: fixed; top: 0; right: -400px; width: 350px; max-width: 90%; height: 100%; background-color: white; box-shadow: -2px 0 10px rgba(0, 0, 0, 0.2); z-index: 1001; transition: right 0.3s ease-in-out; display: flex; flex-direction: column; }
.cart-sidebar.open { right: 0; }
.cart-header { background-color: var(--color-primario-oscuro); color: var(--color-primario-claro); padding: 15px; display: flex; justify-content: space-between; align-items: center; }
.cart-header h2 { margin: 0; }
.close-cart-btn { background-color: var(--color-acento-rojo); color: white; border: 2px solid white; width: 30px; height: 30px; border-radius: 50%; font-size: 1.2em; line-height: 1; cursor: pointer; display: flex; align-items: center; justify-content: center; transition: transform 0.2s; }
.close-cart-btn:hover { transform: scale(1.1); }
.cart-items { flex-grow: 1; padding: 20px; overflow-y: auto; }
.cart-item { display: flex; justify-content: space-between; align-items: center; margin-bottom: 15px; border-bottom: 1px dashed #eee; padding-bottom: 10px; }
.cart-item-info { flex-grow: 1; margin-right: 10px; }
.cart-item-name { font-weight: bold; }
.cart-item-variant { font-size: 0.9em; color: var(--color-texto-secundario); }
.remove-item-btn { background-color: #f1f3f5; color: var(--color-acento-rojo); border: 1px solid var(--color-borde-sutil); width: 28px; height: 28px; border-radius: 50%; cursor: pointer; font-size: 1.2em; line-height: 1; display: flex; align-items: center; justify-content: center; }
.cart-summary { padding: 20px; border-top: 1px solid #eee; overflow-y: auto; background-color: #f8f9fa; }
.client-info-form label, .delivery-options label, .promo-code-section label { display: block; margin-bottom: 5px; font-weight: bold; font-size: 0.9em; }
.cart-summary input[type="text"], .cart-summary input[type="tel"], .cart-summary select, .cart-summary textarea { width: 100%; padding: 10px; margin-bottom: 10px; border: 1px solid #ccc; border-radius: 8px; box-sizing: border-box; font-family: inherit; font-size: 1em; background-color: #fff; resize: vertical; }
.delivery-options { margin-top: 15px; margin-bottom: 15px; }
.delivery-options > label { margin-top: 10px; }
.delivery-info { margin-top: 10px; background-color: #fff; border: 1px solid #eee; padding: 15px; border-radius: 8px; }
.delivery-info p { margin: 5px 0; }
.dynamic-message { font-size: 0.9em; background-color: #e9ecef; padding: 8px; border-radius: 5px; text-align: center; margin-top: 10px; }
#delivery-coordination-message { display: none; color: var(--color-acento-rojo); font-weight: bold; }
.legal-checkboxes { margin: 15px 0; font-size: 0.9em; }
.legal-checkboxes label { display: flex; align-items: center; margin-bottom: 8px; font-weight: normal; }
.legal-checkboxes input { margin-right: 8px; }
.final-step-message { font-size: 0.9em; text-align: center; padding: 10px; background-color: #e9ecef; border: 1px solid #d6d6d6; border-radius: 5px; margin-top: 15px; }
.igv-note { text-align: center; font-size: 0.8em; color: var(--color-texto-secundario); margin-top: 10px; }
.action-button { background-color: var(--color-whatsapp); color: white; border: none; padding: 12px 25px; font-size: 1.3em; border-radius: 8px; width: 100%; cursor: pointer; display: flex; justify-content: center; align-items: center; text-decoration: none; margin-top: 15px; transition: background-color 0.3s ease; font-weight: bold; }
.action-button:hover { background-color: #1DA851; }
.action-button i { margin-right: 10px; }
.floating-cart-button { position: fixed; bottom: 25px; right: 25px; background-color: var(--color-acento-rojo); color: var(--color-primario-claro); width: 60px; height: 60px; border-radius: 50%; display: flex; justify-content: center; align-items: center; font-size: 1.8em; box-shadow: 0 4px 12px rgba(0, 0, 0, 0.25); cursor: pointer; z-index: 999; transition: transform 0.2s ease-in-out; }
.floating-cart-button:hover { transform: scale(1.1); }
.floating-cart-button .cart-count { position: absolute; top: -5px; right: -5px; background-color: var(--color-primario-oscuro); border: 2px solid var(--color-primario-claro); color: var(--color-primario-claro); padding: 2px 7px; font-size: 0.7em; border-radius: 50%; }
.floating-help-button { position: fixed; bottom: 25px; left: 25px; background-color: #007bff; color: var(--color-primario-claro); width: 60px; height: 60px; border-radius: 50%; display: flex; justify-content: center; align-items: center; font-size: 1.8em; box-shadow: 0 4px 12px rgba(0, 0, 0, 0.25); cursor: pointer; z-index: 998; transition: transform 0.2s ease-in-out; text-decoration: none; }
.floating-help-button:hover { transform: scale(1.1); }
.footer { background-color: var(--color-primario-oscuro); color: var(--color-primario-claro); text-align: center; padding: 30px 20px; margin-top: 40px; }
.footer a { color: var(--color-primario-claro); text-decoration: none; margin: 0 10px; }
.footer a:hover { text-decoration: underline; }
.modal { display: none; position: fixed; z-index: 2000; padding-top: 60px; left: 0; top: 0; width: 100%; height: 100%; overflow: auto; background-color: rgba(0, 0, 0, 0.9); }
.modal-content { margin: auto; display: block; width: 80%; max-width: 700px; animation-name: zoom; animation-duration: 0.3s; }
@keyframes zoom { from { transform: scale(0) } to { transform: scale(1) } }
.modal-close { position: absolute; top: 15px; right: 35px; color: #f1f1f1; font-size: 40px; font-weight: bold; transition: 0.3s; }
.modal-close:hover, .modal-close:focus { color: #bbb; text-decoration: none; cursor: pointer; }
.variant-selector-container { margin: 10px 20px; }
.variant-select { width: 100%; padding: 8px; border-radius: 5px; border: 1px solid var(--color-borde-sutil); font-size: 1em; background-color: #fff; cursor: pointer; }
.promo-input-group { display: flex; }
.promo-input-group input { flex-grow: 1; border-top-right-radius: 0; border-bottom-right-radius: 0; }
.promo-input-group button { padding: 10px; border: 1px solid #ccc; border-left: none; background: #e9ecef; cursor: pointer; border-top-right-radius: 8px; border-bottom-right-radius: 8px; font-family: inherit; font-size: 1em; }
#promo-feedback { font-size: 0.9em; margin-top: 5px; font-weight: bold; }
#promo-feedback.success { color: #27ae60; }
#promo-feedback.error { color: var(--color-acento-rojo); }