/* --- Reset y Variables Globales --- */
:root {
    --color-primary: #3E2723; /* Marrón oscuro */
    --color-secondary: #D2B48C; /* Tan (Beige) */
    --color-background: #F5F5F5; /* Fondo claro */
    --color-text: #4E342E; /* Texto marrón */
    --color-accent: #8D6E63; /* Acento */
    --font-heading: 'Playfair Display', serif;
    --font-body: 'Lato', sans-serif;
}

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

body {
    font-family: var(--font-body);
    background-color: var(--color-background);
    color: var(--color-text);
    line-height: 1.6;
}

.container {
    width: 90%;
    max-width: 1200px;
    margin: 0 auto;
}

/* --- Encabezado --- */
.main-header {
    background-color: #fff;
    padding: 20px 0;
    text-align: center;
    border-bottom: 2px solid var(--color-secondary);
}

.main-header h1 {
    font-family: var(--font-heading);
    color: var(--color-primary);
    font-size: 1.8rem;
    margin-bottom: 15px;
}

/* --- NUEVO: Estilos para la Búsqueda de Lotes --- */
.search-container {
    display: flex;
    justify-content: center;
    max-width: 400px;
    margin: 0 auto;
}

#loteSearchInput {
    width: 100%;
    padding: 10px 15px;
    border: 1px solid #ccc;
    border-radius: 20px 0 0 20px;
    font-family: var(--font-body);
    font-size: 1rem;
    outline: none;
    transition: border-color 0.3s;
}

#loteSearchInput:focus {
    border-color: var(--color-accent);
}

#buscarBtn {
    padding: 10px 15px;
    border: 1px solid var(--color-accent);
    background-color: var(--color-accent);
    color: white;
    border-radius: 0 20px 20px 0;
    cursor: pointer;
    font-size: 1rem;
    transition: background-color 0.3s;
}

#buscarBtn:hover {
    background-color: var(--color-primary);
    border-color: var(--color-primary);
}

/* --- Información del Producto --- */
.product-info {
    background: #fff;
    padding: 25px 0;
    text-align: center;
}

.product-info-img {
    max-width: 100%;
    height: auto;
    border-radius: 8px;
    box-shadow: 0 4px 15px rgba(0,0,0,0.1);
    margin-bottom: 20px;
}

.product-info h2 {
    font-family: var(--font-heading);
    font-size: 2rem;
    color: var(--color-primary);
}

.product-info .batch-id {
    background-color: var(--color-secondary);
    color: var(--color-primary);
    padding: 5px 15px;
    border-radius: 20px;
    display: inline-block;
    margin-top: 10px;
    margin-bottom: 20px;
    font-weight: 700;
    font-size: 0.9rem;
}

/* --- Perfil de Sabor --- */
.flavor-profile {
    margin-top: 25px;
    text-align: left;
    padding: 0 15px;
}
.flavor-profile h4 {
    font-family: var(--font-heading);
    text-align: center;
    margin-bottom: 15px;
    color: var(--color-primary);
}
.flavor-item {
    display: flex;
    align-items: center;
    margin-bottom: 10px;
    font-size: 0.9rem;
}
.flavor-item span {
    width: 80px; /* Ancho fijo para etiquetas */
}
.flavor-bar-bg {
    flex-grow: 1;
    background-color: #e0e0e0;
    border-radius: 10px;
    height: 15px;
    overflow: hidden;
}
.flavor-bar {
    height: 100%;
    background-color: var(--color-accent);
    border-radius: 10px;
}

/* --- Trazabilidad (Pestañas) --- */
.traceability-tabs {
    padding: 30px 0;
}

.trace-nav {
    display: flex;
    justify-content: space-around;
    flex-wrap: wrap;
    gap: 10px;
    margin-bottom: 25px;
}

.trace-nav-item {
    display: flex;
    flex-direction: column;
    align-items: center;
    cursor: pointer;
    border: none;
    background: none;
    padding: 10px;
    border-radius: 8px;
    transition: background-color 0.3s, color 0.3s;
    width: 80px;
}

.trace-nav-item .icon {
    font-size: 2.5rem;
    margin-bottom: 5px;
    color: var(--color-accent);
}

.trace-nav-item span {
    font-size: 0.8rem;
    font-weight: 700;
    color: var(--color-accent);
    text-align: center;
}

.trace-nav-item.active, .trace-nav-item:hover {
    background-color: var(--color-secondary);
}

.trace-nav-item.active span, .trace-nav-item:hover span,
.trace-nav-item.active .icon, .trace-nav-item:hover .icon {
        color: var(--color-primary);
}

.trace-panel {
    display: none;
    background: #fff;
    padding: 20px;
    border-radius: 8px;
    box-shadow: 0 2px 10px rgba(0,0,0,0.08);
}

.trace-panel.active {
    display: block;
}

.trace-panel h3 {
    font-family: var(--font-heading);
    color: var(--color-primary);
    margin-bottom: 15px;
}

/* --- Sección Línea de Tiempo --- */
.traceability-timeline {
    padding: 30px 0;
}
.section-title {
    text-align: center;
    font-family: var(--font-heading);
    font-size: 2rem;
    color: var(--color-primary);
    margin-bottom: 30px;
}

.timeline {
    position: relative;
    max-width: 800px;
    margin: 0 auto;
}

.timeline::after {
    content: '';
    position: absolute;
    width: 4px;
    background-color: var(--color-secondary);
    top: 0;
    bottom: 0;
    left: 20px;
    margin-left: -2px;
}

.timeline-item {
    padding: 10px 40px;
    position: relative;
    background-color: inherit;
    width: 100%;
    padding-left: 60px;
}

.timeline-item::after {
    content: ' ';
    position: absolute;
    width: 20px;
    height: 20px;
    right: auto;
    background-color: #fff;
    border: 4px solid var(--color-accent);
    top: 22px;
    left: 6px; /* Ajuste para centrar el círculo de 28px (20px + 2*4px borde) en la línea de 20px */
    border-radius: 50%;
    z-index: 1;
}

.timeline-content {
    padding: 20px;
    background-color: #fff;
    position: relative;
    border-radius: 8px;
    box-shadow: 0 2px 10px rgba(0,0,0,0.08);
    opacity: 0;
    transform: translateY(30px);
    transition: opacity 0.6s ease-out, transform 0.6s ease-out;
}

.timeline-content.is-visible {
    opacity: 1;
    transform: translateY(0);
}

.timeline-content-img {
    width: 100%;
    height: auto;
    border-radius: 8px;
    margin-bottom: 15px;
}

.timeline-content h3 {
    font-family: var(--font-heading);
    color: var(--color-primary);
    margin-bottom: 15px;
}

.timeline-details {
    list-style-type: none;
    padding: 0;
}

.timeline-details li {
    padding: 4px 0;
}

.timeline-detail-item {
    display: flex;
    align-items: center;
    margin-bottom: 8px;
}

.timeline-detail-item i {
    color: var(--color-accent);
    margin-right: 12px;
    width: 20px;
    text-align: center;
}

/* --- Información Adicional (Acordeón) --- */
.additional-info {
    padding-bottom: 30px;
}

.additional-info details {
    background: #fff;
    margin-bottom: 10px;
    border-radius: 8px;
    box-shadow: 0 2px 10px rgba(0,0,0,0.08);
}

.additional-info summary {
    padding: 15px;
    font-weight: 700;
    cursor: pointer;
    list-style: none;
    display: flex;
    justify-content: space-between;
    align-items: center;
}

.additional-info summary::-webkit-details-marker { display: none; }

.additional-info summary::after {
    content: '+';
    font-size: 1.5rem;
    color: var(--color-accent);
}

.additional-info details[open] summary::after { content: '−'; }

.details-content {
    padding: 0 15px 15px;
    border-top: 1px solid #eee;
}

/* --- Footer --- */
.main-footer {
    background-color: var(--color-primary);
    color: var(--color-background);
    text-align: center;
    padding: 20px 0;
    font-size: 0.9rem;
}

/* --- Estilos para Galería y Modal --- */
.map-mockup {
    max-width: 100%;
    height: auto;
    border-radius: 8px;
    margin-top: 15px;
    border: 2px solid var(--color-secondary);
}

.gallery {
    display: flex;
    gap: 10px;
    flex-wrap: wrap;
    margin-top: 15px;
}

.gallery-thumb {
    width: 100px;
    height: 75px;
    object-fit: cover;
    border-radius: 8px;
    cursor: pointer;
    transition: transform 0.2s;
}

.gallery-thumb:hover {
    transform: scale(1.05);
}

.modal {
    display: none; 
    position: fixed;
    z-index: 1000;
    left: 0;
    top: 0;
    width: 100%;
    height: 100%;
    overflow: auto;
    background-color: rgba(0,0,0,0.8);
    justify-content: center;
    align-items: center;
}

.modal.is-open {
    display: flex;
}

.modal-content {
    margin: auto;
    display: block;
    max-width: 80%;
    max-height: 80%;
    border-radius: 8px;
}

.close-modal {
    position: absolute;
    top: 15px;
    right: 35px;
    color: #f1f1f1;
    font-size: 40px;
    font-weight: bold;
    transition: 0.3s;
    cursor: pointer;
}

.close-modal:hover,
.close-modal:focus {
    color: #bbb;
}

/* --- NUEVO: Modal de Mensajes --- */
.message-modal-content {
    background-color: #fff;
    padding: 20px 30px;
    border-radius: 8px;
    text-align: center;
    position: relative;
    max-width: 90%;
    width: 400px;
}

.close-message-modal {
    position: absolute;
    top: 5px;
    right: 15px;
    font-size: 2rem;
    cursor: pointer;
}

/* --- Media Query para Tabletas y Escritorio --- */
@media (min-width: 768px) {
    .main-header h1 { font-size: 2.5rem; }
    .main-content { display: flex; gap: 30px; padding: 30px 0; }
    .product-info { flex: 1; padding: 0; align-self: flex-start; }
    .traceability-tabs { flex: 2; padding: 0; }
    .timeline::after { left: 50%; }
    .timeline-item { width: 50%; padding-left: 0; padding-right: 0; }
    .timeline-item:nth-child(odd) { left: 0; padding-right: 40px; }
    .timeline-item:nth-child(even) { left: 50%; padding-left: 40px; }
    .timeline-item:nth-child(odd)::after { left: auto; right: -14px; }
    .timeline-item:nth-child(even)::after { left: -14px; }
}