/* ================================================== */
/* ---        Reset Básico y Variables            --- */
/* ================================================== */
* {
    box-sizing: border-box;
    margin: 0;
    padding: 10;
}

:root {
    /* Material Expressive Inspired Palette */
    --color-primary: #6200EE;
    --color-primary-variant: #3700B3;
    --color-secondary: #03DAC6;
    --color-secondary-variant: #018786;
    --color-background: #F4F6F8;
    --color-surface: #FFFFFF;
    --color-on-primary: #FFFFFF;
    --color-on-secondary: #000000;
    --color-on-surface: #000000;
    --color-on-background: #000000;

    --card-bg-color: var(--color-surface);
    --border-radius: var(--radius-md);
    --accent-light-color: #e3f2fd;

    --color-text-dark: #212121;
    --color-text-medium: #616161;
    --color-text-light: #BDBDBD;
    --color-text-placeholder: #9E9E9E;
    --color-border: #E0E0E0;
    --color-error: #B00020;
    --color-success: #2E7D32;
    --color-waze-blue: #33ccff;
    --color-maps-green: #34A853;
    --favorite-color: #F44336;
    --skeleton-bg: #EEEEEE;
    --color-accent: #1976D2;

    /* Typography */
    --font-family-main: 'Roboto', 'Inter', sans-serif;
    --font-size-xs: 0.75rem;
    --font-size-sm: 0.875rem;
    --font-size-base: 1rem;
    --font-size-md: 1.125rem;
    --font-size-lg: 1.25rem;
    --font-size-xl: 1.5rem;
    --font-size-2xl: 1.875rem;

    /* Spacing */
    --spacing-1: 0.25rem;
    --spacing-2: 0.5rem;
    --spacing-3: 0.75rem;
    --spacing-4: 1rem;
    --spacing-5: 1.25rem;
    --spacing-6: 1.5rem;
    --spacing-8: 2rem;
    --spacing-10: 2.5rem; /* MODIFICACIÓN: Añadida nueva variable de espaciado */


    /* Borders & Radius */
    --radius-sm: 4px;
    --radius-md: 8px;
    --radius-lg: 16px;
    --radius-full: 9999px;

    /* Shadows */
    --shadow-soft: 0 2px 8px rgba(0,0,0,0.08);
    --shadow-medium: 0 4px 12px rgba(0,0,0,0.12);
    --shadow-strong: 0 10px 20px rgba(0,0,0,0.15);
    --shadow-focus-ring: 0 0 0 2px var(--color-surface), 0 0 0 4px var(--color-primary);

    /* Transitions */
    --transition-duration: 0.25s;
    --transition-easing: cubic-bezier(0.4, 0, 0.2, 1);

    /* Header & Footer */
    --header-height: 3.5rem;
    --footer-height: 3.5rem;
}

/* ================================================== */
/* ---           Estilos Globales                 --- */
/* ================================================== */
body {
    font-family: var(--font-family-main);
    background-color: var(--color-background);
    color: var(--color-on-surface);
    display: flex;
    flex-direction: column;
    min-height: 100vh;
    margin: 0;
    line-height: 1.6;
}

.container {
    width: 100%;
    max-width: 1200px;
    margin-left: auto;
    margin-right: auto;
    padding-left: var(--spacing-4);
    padding-right: var(--spacing-4);
}

h1, h2, h3, h4, h5, h6 {
    font-weight: 500;
    line-height: 1.3;
}

a {
    color: var(--color-primary);
    text-decoration: none;
    transition: color var(--transition-duration) var(--transition-easing);
}
a:hover {
    color: var(--color-primary-variant);
}

button, input, select, textarea {
    font-family: inherit;
    font-size: inherit;
}

input:focus, select:focus, button:focus, textarea:focus {
    outline: none;
    box-shadow: var(--shadow-focus-ring);
}
button {
    cursor: pointer;
    border: none;
    border-radius: var(--radius-md);
    padding: var(--spacing-2) var(--spacing-4);
    transition: background-color var(--transition-duration) var(--transition-easing), box-shadow var(--transition-duration) var(--transition-easing);
}
.section-title {
    font-size: var(--font-size-xl);
    color: var(--color-text-dark);
    margin-bottom: var(--spacing-4);
    font-weight: 500;
}

/* ================================================== */
/* ---             Animaciones                    --- */
/* ================================================== */
@keyframes fadeIn {
    from { opacity: 0; transform: translateY(8px); }
    to { opacity: 1; transform: translateY(0); }
}
@keyframes spin {
    0% { transform: rotate(0deg); }
    100% { transform: rotate(360deg); }
}

/* ================================================== */
/* ---           Loading Screen                   --- */
/* ================================================== */
#loading-screen {
    position: fixed; top: 0; left: 0; width: 100%; height: 100%;
    background-color: var(--color-background);
    display: flex; justify-content: center; align-items: center;
    z-index: 9999; opacity: 1;
    transition: opacity 0.4s var(--transition-easing);
}
.loader-container { text-align: center; }
.loader {
    border: 4px solid var(--color-surface);
    border-top: 4px solid var(--color-primary);
    border-radius: 50%; width: 40px; height: 40px;
    animation: spin 1s linear infinite;
    margin: 0 auto var(--spacing-4);
}
#loading-text { font-size: var(--font-size-md); color: var(--color-text-medium); }

/* ================================================== */
/* ---               Header                       --- */
/* ================================================== */
#barra-superior {
    position: fixed;
    top: 0;
    left: 0;
    right: 0;
    z-index: 1000;
    background-color: var(--color-primary);
    color: var(--color-on-primary);
    height: var(--header-height);
    box-shadow: var(--shadow-medium);
}
#barra-superior .container {
    display: flex;
    align-items: center;
    height: 100%;
}
#barra-superior h1 {
    font-size: var(--font-size-lg);
    color: var(--color-on-primary);
    flex-grow: 1;
    text-align: center;
}
#barra-superior .main-title { text-align: left; }
#barra-superior a { color: var(--color-on-primary); display: flex; align-items: center; padding: 0 var(--spacing-2); }
#barra-superior a:hover { background-color: rgba(255,255,255,0.1); border-radius: var(--radius-full); }
#barra-superior a .material-symbols-outlined { font-size: var(--font-size-xl); }
#barra-superior .spacer { width: calc(var(--font-size-xl) + var(--spacing-4)); flex-shrink: 0; }

/* ================================================== */
/* ---       Main Content Area                    --- */
/* ================================================== */
main, #map-page-content, #contenido-detalles, #admin-panel, #contenido-promocion {
    flex: 1 1 0%;
    padding-top: calc(var(--header-height) + var(--spacing-4));
    /* MODIFICACIÓN: Aumentado el padding inferior para evitar solapamiento con el footer */
    padding-bottom: calc(var(--footer-height) + var(--spacing-8)); 
    opacity: 0;
    transition: opacity 0.4s var(--transition-easing);
}
main.visible, #map-page-content.visible, #contenido-detalles.visible, #admin-panel.visible, #contenido-promocion.visible { opacity: 1; }

/* ================================================================= */
/* --- SECCIÓN DE PROMOCIONES CORREGIDA Y UNIFICADA --- */
/* ================================================================= */

#home-promotions-section {
    margin-bottom: var(--spacing-6);
}

#promo-gallery-container {
    position: relative;
    max-width: 800px;
    margin: 0 auto;
    border-radius: var(--radius-lg);
    overflow: hidden;
    box-shadow: var(--shadow-medium);
    background-color: var(--color-border);
    aspect-ratio: 16 / 9;
}

#promo-gallery {
    position: absolute;
    inset: 0; /* Rellena el contenedor (top, right, bottom, left: 0) */
}

.promo-card {
    position: absolute;
    inset: 0;
    opacity: 0;
    transition: opacity 0.6s ease-in-out;
    visibility: hidden;
    text-decoration: none;
}

.promo-card.active {
    opacity: 1;
    visibility: visible;
}

.promo-card img {
    width: 100%;
    height: 100%;
    object-fit: cover; 
    display: block;
}

.promo-card .promo-name-bottom {
    position: absolute;
    bottom: 0;
    left: 0;
    right: 0;
    margin: 0;
    padding: 2rem 1.5rem 1.5rem;
    background: linear-gradient(to top, rgba(0, 0, 0, 0.8) 0%, rgba(0, 0, 0, 0) 100%);
    color: var(--color-on-primary);
    font-size: var(--font-size-lg);
    font-weight: 500;
    text-align: left;
    border: none;
    text-shadow: 1px 1px 3px rgba(0,0,0,0.5);
}

#loading-promos {
    position: absolute;
    top: 50%;
    left: 50%;
    transform: translate(-50%, -50%);
    color: var(--color-text-medium);
    z-index: 5;
}

.promo-nav-btn {
    position: absolute;
    top: 50%;
    transform: translateY(-50%);
    z-index: 10;
    background-color: rgba(255, 255, 255, 0.9);
    color: var(--color-text-dark);
    border: none;
    border-radius: 50%;
    width: 44px;
    height: 44px;
    cursor: pointer;
    display: flex;
    align-items: center;
    justify-content: center;
    box-shadow: var(--shadow-medium);
    transition: background-color 0.2s, transform 0.2s;
}

.promo-nav-btn:hover {
    background-color: white;
    transform: translateY(-50%) scale(1.1);
}

#promo-prev-btn {
    left: var(--spacing-3);
}

#promo-next-btn {
    right: var(--spacing-3);
}

/* --- Filters - Accordion Style --- */
#filtros-container, #filtros-container-map {
    position: sticky; top: var(--header-height); z-index: 900;
    background-color: var(--color-background);
    padding-top: var(--spacing-2);
    margin-bottom: var(--spacing-4);
}
.filtro-accordion-header {
    display: flex; justify-content: space-between; align-items: center;
    padding: var(--spacing-3) var(--spacing-4); cursor: pointer;
    background-color: var(--color-surface); border: none; width: 100%;
    text-align: left; border-radius: var(--radius-md); box-shadow: var(--shadow-soft);
}
.filtro-accordion-header h2 { margin: 0; font-size: var(--font-size-md); font-weight: 500; color: var(--color-on-surface); }
.filtro-accordion-header .material-symbols-outlined {
    transition: transform var(--transition-duration) var(--transition-easing);
    font-size: var(--font-size-xl); color: var(--color-text-medium);
}
.filtro-accordion-header.active .material-symbols-outlined { transform: rotate(180deg); }
.filtro-accordion-content {
    max-height: 0; overflow: hidden;
    transition: max-height 0.3s var(--transition-easing), padding 0.3s var(--transition-easing), margin-top 0.3s var(--transition-easing);
    background-color: var(--color-surface); border-radius: 0 0 var(--radius-md) var(--radius-md);
    box-shadow: var(--shadow-soft);
}
.filtro-accordion-content.active {
    max-height: 600px;
    padding: var(--spacing-4); margin-top: var(--spacing-1);
    overflow: visible;
}
.filter-bar { display: flex; flex-direction: column; gap: var(--spacing-3); }
.search-wrapper { position: relative; flex-grow: 1; }
.search-wrapper .material-symbols-outlined {
    position: absolute; left: var(--spacing-3); top: 50%; transform: translateY(-50%);
    color: var(--color-text-placeholder); pointer-events: none; font-size: var(--font-size-lg);
}

/* --- Unified Input and Select Styles --- */
.search-wrapper input, .category-select-wrapper select, .location-fallback-wrapper select {
    width: 100%;
    height: 44px;
    padding: 0 var(--spacing-4);
    border: 1px solid var(--color-border);
    border-radius: var(--radius-md);
    background-color: var(--color-surface);
    font-size: var(--font-size-base);
    transition: border-color var(--transition-duration), box-shadow var(--transition-duration);
    -webkit-appearance: none;
    -moz-appearance: none;
    appearance: none;
}
.search-wrapper input {
    padding-left: calc(var(--spacing-4) + var(--spacing-6));
}
.category-select-wrapper, .location-fallback-wrapper {
    position: relative;
}
.category-select-wrapper::after, .location-fallback-wrapper::after {
    content: 'expand_more';
    font-family: 'Material Symbols Outlined';
    position: absolute;
    right: var(--spacing-3);
    top: 50%;
    transform: translateY(-50%);
    pointer-events: none;
    color: var(--color-text-medium);
    font-size: var(--font-size-xl);
}
.category-select-wrapper select, .location-fallback-wrapper select {
    cursor: pointer;
}

.distance-slider-wrapper label {
    display: block; font-size: var(--font-size-sm); color: var(--color-text-medium);
    text-align: left; margin-bottom: var(--spacing-1);
}
.distance-slider-wrapper label span { font-weight: 500; color: var(--color-primary); }
input[type="range"] {
    -webkit-appearance: none; appearance: none; width: 100%; height: 4px;
    background: var(--color-border); outline: none; border-radius: var(--radius-full); cursor: pointer;
}
input[type="range"]::-webkit-slider-thumb {
    -webkit-appearance: none; appearance: none; width: 18px; height: 18px;
    background: var(--color-primary); cursor: pointer; border-radius: 50%;
    transition: background-color 0.2s ease-in-out, transform 0.2s ease-in-out;
}
input[type="range"]::-webkit-slider-thumb:hover { transform: scale(1.1); }
input[type="range"]::-moz-range-thumb {
    width: 18px; height: 18px; background: var(--color-primary); cursor: pointer;
    border-radius: 50%; border: none;
}
.location-info-text {
    font-size: var(--font-size-sm); color: var(--color-text-medium); text-align: center; padding: var(--spacing-2) 0;
}
.favorites-filter-wrapper { 
    display: flex; flex-direction: column; align-items: flex-start; margin-top: var(--spacing-2);
    gap: var(--spacing-3);
}
.favorites-filter-wrapper > div, .open-now-filter-wrapper {
    display: flex;
    align-items: center;
}
#favoritos-filter, #abierto-ahora-filter { 
    margin-right: var(--spacing-2); accent-color: var(--color-primary); width: 18px; height: 18px;
    cursor: pointer;
}
.favorites-filter-wrapper label, .open-now-filter-wrapper label { 
    font-size: var(--font-size-sm); color: var(--color-text-medium); user-select: none; cursor: pointer;
}
@media (min-width: 768px) { 
    .filter-bar { flex-direction: row; align-items: center; } 
    .favorites-filter-wrapper {
        flex-direction: row;
        align-items: center;
    }
}


/* Data List Grid */
#data-list, #promo-list {
    display: grid; grid-template-columns: 1fr; gap: var(--spacing-4);
}
#loading-message, #error-message, #no-results-message {
    grid-column: 1 / -1; text-align: center; color: var(--color-text-medium); padding: var(--spacing-6) 0;
}
#no-results-message span { display: block; margin-top: var(--spacing-1); font-size: var(--font-size-sm); }
#error-message { color: var(--color-error); }
@media (min-width: 600px) { #data-list, #promo-list { grid-template-columns: repeat(2, 1fr); } }
@media (min-width: 900px) { #data-list, #promo-list { grid-template-columns: repeat(3, 1fr); } }
@media (min-width: 1200px) { #data-list, #promo-list { grid-template-columns: repeat(4, 1fr); } }

/* Data Card */
.data-card {
    background-color: var(--color-surface); border-radius: var(--radius-md);
    box-shadow: var(--shadow-soft); overflow: hidden;
    transition: transform var(--transition-duration) var(--transition-easing), box-shadow var(--transition-duration) var(--transition-easing);
    cursor: pointer; display: flex; flex-direction: column;
    animation: fadeIn 0.5s var(--transition-easing) forwards; opacity: 0;
    position: relative;
}
.data-card:hover { transform: translateY(-4px); box-shadow: var(--shadow-medium); }

.card-image {
    display: block;
    width: 100%;
    height: auto;
    border-bottom: 1px solid var(--color-border);
    background-color: #eee;
    aspect-ratio: 2 / 1; 
    object-fit: cover;
}
.card-content {
    padding: var(--spacing-3); display: flex; flex-direction: column; flex-grow: 1;
}
.card-title {
    font-size: var(--font-size-base); font-weight: 500; color: var(--color-on-surface);
    margin-bottom: var(--spacing-1); line-height: 1.4;
    overflow: hidden; display: -webkit-box; -webkit-box-orient: vertical; -webkit-line-clamp: 2;
}
.card-category {
    font-size: var(--font-size-xs); color: var(--color-text-medium); margin-bottom: var(--spacing-1);
}
.card-distance {
    font-size: var(--font-size-xs); font-weight: 500; color: var(--color-primary);
}
.card-description {
    font-size: var(--font-size-sm); color: var(--color-text-medium);
    margin: var(--spacing-2) 0; flex-grow: 1; line-height: 1.5;
    overflow: hidden; display: -webkit-box; -webkit-box-orient: vertical; -webkit-line-clamp: 3;
}
.card-tags { display: flex; flex-wrap: wrap; gap: var(--spacing-1); margin-top: auto; padding-top: var(--spacing-2);}
.card-tag {
    font-size: var(--font-size-xs); background-color: var(--color-background);
    color: var(--color-text-medium); padding: 4px 8px;
    border-radius: var(--radius-sm); border: none;
    transition: background-color var(--transition-duration), color var(--transition-duration);
}
.card-tag:hover { background-color: var(--color-primary); color: var(--color-on-primary); }

.favorite-icon {
    position: absolute; top: var(--spacing-2); right: var(--spacing-2);
    font-size: var(--font-size-xl); color: white;
    cursor: pointer; background: rgba(0,0,0,0.3); border-radius: 50%;
    padding: var(--spacing-1); line-height: 1; z-index: 10;
    transition: color var(--transition-duration), transform var(--transition-duration), background-color var(--transition-duration);
}
.favorite-icon:hover { transform: scale(1.15); }
.favorite-icon.favorited { color: var(--favorite-color); background: rgba(255,255,255,0.8); }

.card-status {
    font-size: var(--font-size-xs);
    font-weight: 500;
    margin-bottom: var(--spacing-2);
    padding: 2px 8px;
    border-radius: var(--radius-full);
    display: inline-block;
}
.card-status.open {
    color: var(--color-success);
    background-color: #e8f5e9;
}
.card-status.closed {
    color: var(--color-error);
    background-color: #fce4e4;
}


/* ================================================== */
/* ---         Details Page Content               --- */
/* ================================================== */
#detalle-lugar {
    background-color: var(--color-surface); border-radius: var(--radius-lg);
    box-shadow: var(--shadow-medium); overflow: hidden;
    max-width: 700px; margin: 0 auto;
    opacity: 0; animation: fadeIn 0.5s forwards var(--transition-easing);
}
#detalle-lugar img { width: 100%; height: 14rem; object-fit: cover; display: block; }
.details-content { padding: var(--spacing-4) var(--spacing-5); }
.details-content h2 {
    font-size: var(--font-size-2xl); font-weight: 500; margin-bottom: var(--spacing-1);
}
.details-content .category {
    font-size: var(--font-size-sm); color: var(--color-primary); margin-bottom: var(--spacing-3);
    font-weight: 500; text-transform: uppercase; letter-spacing: 0.5px;
}
.details-content .description { color: var(--color-text-medium); margin-bottom: var(--spacing-4); line-height: 1.7; }
.details-section {
    padding-top: var(--spacing-4); margin-top:var(--spacing-4); border-top: 1px solid var(--color-border);
}
.details-section h3 { font-size: var(--font-size-md); font-weight: 500; margin-bottom: var(--spacing-3); }
.button-container { display: flex; flex-wrap: wrap; gap: var(--spacing-3); margin-top: var(--spacing-3); }
.detail-button {
    display: inline-flex; align-items: center; justify-content: center;
    padding: 10px var(--spacing-4); border-radius: var(--radius-full);
    font-size: var(--font-size-sm); font-weight: 500; text-decoration: none;
    box-shadow: var(--shadow-soft);
    transition: all var(--transition-duration) var(--transition-easing);
}
.detail-button:hover { box-shadow: var(--shadow-medium); transform: translateY(-2px); }
.detail-button .material-symbols-outlined { margin-right: var(--spacing-2); font-size: var(--font-size-lg); }
.maps-button { background-color: var(--color-maps-green); color: white; }
.maps-button:hover { background-color: #2e8c4a; }
.waze-button { background-color: var(--color-waze-blue); color: white; }
.waze-button:hover { background-color: #28b8e6; }
.tag-container { display: flex; flex-wrap: wrap; gap: var(--spacing-2); }
.tag {
    font-size: var(--font-size-sm); background-color: var(--color-secondary);
    color: var(--color-on-secondary); padding: var(--spacing-1) var(--spacing-3);
    border-radius: var(--radius-full);
}
@media (min-width: 768px) {
    .details-content { padding: var(--spacing-6) var(--spacing-8); }
}

/* ================================================== */
/* ---            Mapa Específicos                 --- */
/* ================================================== */
html.map-page, body.map-page { height: 100%; overflow: hidden; }
#map-page-content { display: flex; flex-direction: column; height: calc(100vh - var(--header-height) - var(--footer-height)); }
#filtros-container-map { flex-shrink: 0; position: static; }
#map-container { flex-grow: 1; position: relative; background-color: var(--color-border); border-radius: var(--radius-md); overflow: hidden;}
#map-status-message {
    position: absolute; top: 10px; left: 50%; transform: translateX(-50%);
    background-color: rgba(33, 33, 33, 0.9); color: white;
    padding: var(--spacing-2) var(--spacing-4); border-radius: var(--radius-md);
    z-index: 1000; box-shadow: var(--shadow-strong); text-align: center; font-size: var(--font-size-sm);
}
.leaflet-popup-content-wrapper { border-radius: var(--radius-md); box-shadow: var(--shadow-strong); background: var(--color-surface); }
.leaflet-popup-content { font-family: var(--font-family-main); margin: var(--spacing-3) !important; }
.leaflet-popup-tip { background: var(--color-surface); }
.user-location-map-icon {
    font-size: 38px !important;
    color: var(--color-accent) !important;
    text-shadow: 0 0 5px white, 0 0 10px white;
}

/* ================================================== */
/* ---               Footer (Nav Bar)             --- */
/* ================================================== */
#barra-inferior {
    background-color: var(--color-surface);
    box-shadow: 0 -2px 8px rgba(0,0,0,0.08);
    position: fixed; bottom: 0; left: 0; width: 100%; z-index: 1000;
    height: var(--footer-height);
    border-top: 1px solid var(--color-border);
}
#barra-inferior nav { display: flex; justify-content: space-around; align-items: center; max-width: 600px; margin: 0 auto; height: 100%;}
#barra-inferior nav a {
    display: flex; flex-direction: column; align-items: center; justify-content: center;
    color: var(--color-text-medium); flex-grow: 1; height: 100%;
    transition: color var(--transition-duration) var(--transition-easing);
    text-decoration: none;
    padding: var(--spacing-1) 0;
}
#barra-inferior nav a.active, #barra-inferior nav a:hover { color: var(--color-primary); }
#barra-inferior nav a .material-symbols-outlined { font-size: var(--font-size-xl); margin-bottom: 2px; }
#barra-inferior nav a span:last-child { font-size: var(--font-size-xs); }

.fab {
    position: fixed;
    bottom: calc(var(--footer-height) + var(--spacing-4));
    right: var(--spacing-4);
    width: 56px;
    height: 56px;
    background-color: var(--color-primary);
    color: var(--color-on-primary);
    border-radius: 50%;
    border: none;
    display: flex;
    align-items: center;
    justify-content: center;
    box-shadow: var(--shadow-strong);
    cursor: pointer;
    z-index: 1050;
    transition: transform 0.2s var(--transition-easing), background-color 0.2s var(--transition-easing);
}

.fab:hover {
    transform: scale(1.05);
}

.fab .material-symbols-outlined {
    font-size: 28px;
}

/* ================================================== */
/* ---            Utility Classes                 --- */
/* ================================================== */
.hidden { display: none !important; }
.visually-hidden {
    position: absolute; width: 1px; height: 1px;
    padding: 0; margin: -1px; overflow: hidden; clip: rect(0, 0, 0, 0); border: 0;
}