/**
 * rsv_main.css
 * Estilos principales - Mobile First Design
 * Diseño premium, moderno y responsive
 */

/* ================================================
   TIPOGRAFÍA
   ================================================ */
/* Las fuentes se cargan desde el HTML para mejor performance */

/* ================================================
   VARIABLES CSS - TEMA CLARO (por defecto)
   ================================================ */
:root {
    /* Colores principales */
    --color-primary: #2c3e50;
    --color-secondary: #34495e;
    --color-accent: #3498db;

    /* Colores de fondo */
    --bg-body: #f5f7fa;
    --bg-card: #ffffff;
    --bg-header: rgba(255, 255, 255, 0.98);

    /* Colores de texto */
    --text-primary: #1a202c;
    --text-secondary: #4a5568;
    --text-muted: #718096;

    /* Colores de dropzones */
    --color-cuautla: #0099DA;
    --color-puebla: #E73C3C;
    --color-puerto: #ED9C28;

    /* Sombras */
    --shadow-sm: 0 2px 8px rgba(0, 0, 0, 0.05);
    --shadow-md: 0 10px 30px rgba(0, 0, 0, 0.1);
    --shadow-lg: 0 20px 40px rgba(0, 0, 0, 0.15);

    /* Bordes y radios */
    --radius-sm: 8px;
    --radius-md: 16px;
    --radius-lg: 24px;

    /* Espaciado */
    --spacing-xs: 8px;
    --spacing-sm: 16px;
    --spacing-md: 24px;
    --spacing-lg: 32px;
    --spacing-xl: 48px;

    /* Transiciones */
    --transition-fast: 0.2s ease;
    --transition-normal: 0.3s ease;
    --transition-slow: 0.5s ease;

    /* Tipografía */
    --font-primary: 'Inter', -apple-system, BlinkMacSystemFont, 'Segoe UI', sans-serif;
    --font-headings: 'Montserrat', 'Inter', sans-serif;
    --font-accent: 'Bai Jamjuree', 'Inter', sans-serif;
}

/* ================================================
   RESET Y BASE
   ================================================ */
*,
*::before,
*::after {
    margin: 0;
    padding: 0;
    box-sizing: border-box;
}

html {
    font-size: 16px;
    scroll-behavior: smooth;
    -webkit-font-smoothing: antialiased;
    -moz-osx-font-smoothing: grayscale;
}

body {
    font-family: var(--font-primary);
    background-color: var(--bg-body);
    color: var(--text-primary);
    line-height: 1.6;
    overflow-x: hidden;
}

img {
    max-width: 100%;
    height: auto;
    display: block;
}

a {
    text-decoration: none;
    color: inherit;
    transition: var(--transition-normal);
}

button {
    font-family: inherit;
    cursor: pointer;
    border: none;
    background: none;
}

/* ================================================
   HEADER - MOBILE FIRST
   ================================================ */
header {
    position: fixed;
    top: 0;
    left: 0;
    right: 0;
    z-index: 1000;
    background: var(--bg-header);
    backdrop-filter: blur(10px);
    -webkit-backdrop-filter: blur(10px);
    box-shadow: var(--shadow-sm);
    padding: var(--spacing-sm);
}

.header-container {
    max-width: 1400px;
    margin: 0 auto;
    display: flex;
    justify-content: space-between;
    align-items: center;
    padding: 0 var(--spacing-sm);
    /* Padding lateral en móvil */
}

.logo {
    font-size: 1rem;
    /* Más pequeño en móvil */
    font-weight: 700;
    font-family: var(--font-headings);
    color: var(--color-primary);
    flex-shrink: 1;
    white-space: nowrap;
    overflow: hidden;
    text-overflow: ellipsis;
}

.header-controls {
    display: flex;
    align-items: center;
    gap: var(--spacing-xs);
    /* Gap menor en móvil*/
    flex-shrink: 0;
}

/* Selector de idioma */
.language-selector {
    position: relative;
}

.language-toggle {
    padding: 6px 10px;
    /* Más compacto en móvil */
    background: var(--bg-card);
    border-radius: var(--radius-sm);
    box-shadow: var(--shadow-sm);
    display: flex;
    align-items: center;
    gap: 4px;
    font-size: 0.75rem;
    /* Más pequeño en móvil */
    font-weight: 500;
    transition: var(--transition-normal);
}

.language-toggle:hover {
    box-shadow: var(--shadow-md);
    transform: translateY(-2px);
}

.language-dropdown {
    position: absolute;
    top: calc(100% + 8px);
    right: 0;
    background: var(--bg-card);
    border-radius: var(--radius-sm);
    box-shadow: var(--shadow-md);
    padding: var(--spacing-xs);
    min-width: 120px;
    display: none;
    opacity: 0;
    transform: translateY(-10px);
    transition: var(--transition-normal);
    z-index: 1001;
}

.language-dropdown.active {
    display: block;
    opacity: 1;
    transform: translateY(0);
}

.language-dropdown button {
    width: 100%;
    padding: 10px 12px;
    text-align: left;
    border-radius: 6px;
    font-size: 0.875rem;
    transition: var(--transition-fast);
}

.language-dropdown button:hover {
    background: var(--bg-body);
}

.language-dropdown button.active {
    background: var(--color-primary);
    color: white;
}

/* Toggle modo oscuro */
#dark-mode-toggle {
    width: 36px;
    /* Más pequeño en móvil */
    height: 36px;
    border-radius: 50%;
    background: var(--bg-card);
    box-shadow: var(--shadow-sm);
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 1.1rem;
    /* Más pequeño en móvil */
    transition: var(--transition-normal);
}

#dark-mode-toggle:hover {
    box-shadow: var(--shadow-md);
    transform: translateY(-2px);
}

/* ================================================
   MAIN CONTENT
   ================================================ */
main {
    padding-top: 80px;
    /* Compensar altura del header fijo */
    padding-left: var(--spacing-sm);
    padding-right: var(--spacing-sm);
    padding-bottom: var(--spacing-lg);
}

.container {
    max-width: 1400px;
    margin: 0 auto;
}

/* Hero Section */
.hero-section {
    text-align: center;
    margin-bottom: var(--spacing-lg);
}

.main-subtitle {
    font-size: 1.375rem;
    font-family: var(--font-accent);
    color: var(--text-primary);
    font-weight: 500;
    margin-top: var(--spacing-xl);
    margin-bottom: var(--spacing-lg);
}

/* Dropzones Grid */
.dropzones-grid {
    display: grid;
    grid-template-columns: 1fr;
    /* 1 columna en móvil */
    gap: var(--spacing-md);
    margin-top: var(--spacing-lg);
    align-items: stretch;
    /* Todas las tarjetas tienen la misma altura */
}

.dropzone-card {
    background: var(--bg-card);
    border-radius: var(--radius-lg);
    overflow: hidden;
    box-shadow: var(--shadow-md);
    transition: var(--transition-normal);
    position: relative;
    display: flex;
    flex-direction: column;
    height: 100%;
    /* Ocupa todo el alto disponible del grid */
}

.dropzone-card:hover {
    box-shadow: var(--shadow-lg);
    transform: translateY(-4px);
}

.dropzone-card::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    height: 4px;
    background: linear-gradient(90deg, var(--card-color, var(--color-primary)), transparent);
}

.card-image-wrapper {
    width: 100%;
    height: 160px;
    overflow: hidden;
    position: relative;
}

.card-image {
    width: 100%;
    height: 100%;
    object-fit: contain;
    object-position: top;
    background-color: var(--bg-body);
    transition: var(--transition-slow);
}

/* Colores específicos por dropzone */
.dropzone-card[data-zone="cuautla"] {
    --card-color: var(--color-cuautla);
    --card-color-dark: #007ab8;
}

.dropzone-card[data-zone="puebla"] {
    --card-color: var(--color-puebla);
    --card-color-dark: #c72c2c;
}

.dropzone-card[data-zone="puerto-escondido"] {
    --card-color: var(--color-puerto);
    --card-color-dark: #d68419;
}

/* Card Components */
.card-overlay {
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background: linear-gradient(to bottom, transparent 40%, rgba(0, 0, 0, 0.4));
    pointer-events: none;
}

.card-content {
    padding: var(--spacing-md);
    display: flex;
    flex-direction: column;
    flex: 1;
    /* Ocupa todo el espacio disponible */
}

.card-name {
    font-size: 1.25rem;
    font-weight: 600;
    font-family: var(--font-headings);
    color: var(--card-color, var(--color-primary));
    margin-bottom: var(--spacing-xs);
}

.card-description {
    font-size: 0.875rem;
    color: var(--text-secondary);
    line-height: 1.5;
    margin-bottom: var(--spacing-md);
    flex-grow: 1;
}

.btn-reserve {
    display: inline-block;
    padding: 12px 32px;
    background: var(--card-color, var(--color-primary));
    color: white;
    font-weight: 600;
    border-radius: var(--radius-sm);
    text-align: center;
    transition: var(--transition-normal);
    box-shadow: var(--shadow-sm);
    margin-top: auto;
    align-self: flex-start;
    cursor: pointer;
}

.btn-reserve:hover {
    transform: translateY(-2px);
    box-shadow: var(--shadow-md);
    opacity: 0.9;
}

/* ================================================
   RESPONSIVE - TABLET (768px+)
   ================================================ */
@media (min-width: 768px) {
    .header-container {
        padding: 0 var(--spacing-md);
    }

    .logo {
        font-size: 1.25rem;
    }

    .header-controls {
        gap: var(--spacing-sm);
    }

    .language-toggle {
        padding: 8px 12px;
        font-size: 0.875rem;
    }

    #dark-mode-toggle {
        width: 40px;
        height: 40px;
        font-size: 1.25rem;

    }

    .main-subtitle {
        font-size: 1.25rem;
    }

    .card-name {
        font-size: 1.5rem;
    }

    .card-description {
        font-size: 0.9375rem;
    }
}

/* ================================================
   RESPONSIVE - DESKTOP (1024px+)
   ================================================ */
@media (min-width: 1024px) {
    .header-container {
        padding: 0 var(--spacing-lg);
    }

    main {
        padding: var(--spacing-xl) var(--spacing-xl);
    }

    .container {
        padding: 0 var(--spacing-lg);
        /* Margen lateral para centrar cards */
    }

    .dropzones-grid {
        grid-template-columns: repeat(3, 1fr);
        /* 3 columnas horizontales */
        gap: var(--spacing-lg);
    }

    .card-image-wrapper {
        height: 200px;
    }
}

/* ================================================
   UTILITIES
   ================================================ */
.text-center {
    text-align: center;
}

.mt-1 {
    margin-top: var(--spacing-xs);
}

.mt-2 {
    margin-top: var(--spacing-sm);
}

.mt-3 {
    margin-top: var(--spacing-md);
}

.mt-4 {
    margin-top: var(--spacing-lg);
}

.mb-1 {
    margin-bottom: var(--spacing-xs);
}

.mb-2 {
    margin-bottom: var(--spacing-sm);
}

.mb-3 {
    margin-bottom: var(--spacing-md);
}

.mb-4 {
    margin-bottom: var(--spacing-lg);
}