/**
 * ALELUYEMOS - Estilos Principales
 * Webapp Social Cristiana - Mobile First, Modo Oscuro
 */

/* ============================================
   RESET Y VARIABLES
   ============================================ */
* {
    margin: 0;
    padding: 0;
    box-sizing: border-box;
}

:root {
    /* Colores Modo Oscuro (inspirados en el logo) */
    --bg-primary: #0f0f0f;
    --bg-secondary: #1a1a1a;
    --bg-tertiary: #252525;
    --text-primary: #ffffff;
    --text-secondary: #b3b3b3;
    --text-muted: #808080;
    --border-color: #333333;
    --accent-color: #FFC107; /* Dorado/Ámbar del brazo del logo */
    --accent-hover: #FFEB3B; /* Amarillo melocotón del logo */
    --success-color: #4caf50;
    --error-color: #f44336;
    --like-color: #e13653; /* Color principal - Rojo/Fucsia */
    
    /* Espaciado */
    --spacing-xs: 0.25rem;
    --spacing-sm: 0.5rem;
    --spacing-md: 1rem;
    --spacing-lg: 1.5rem;
    --spacing-xl: 2rem;
    
    /* Tipografía */
    --font-family: -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, 'Helvetica Neue', Arial, sans-serif;
    --font-size-xs: 0.75rem;
    --font-size-sm: 0.875rem;
    --font-size-base: 1rem;
    --font-size-lg: 1.125rem;
    --font-size-xl: 1.25rem;
    --font-size-2xl: 1.5rem;
    --font-size-3xl: 2rem;
    
    /* Bordes */
    --border-radius-sm: 4px;
    --border-radius-md: 8px;
    --border-radius-lg: 12px;
    --border-radius-xl: 16px;
    --border-radius-full: 9999px;
}

/* ============================================
   BASE
   ============================================ */
html {
    font-size: 16px;
    -webkit-font-smoothing: antialiased;
    -moz-osx-font-smoothing: grayscale;
    overflow-x: hidden; /* Prevenir scroll horizontal global */
    width: 100%;
    max-width: 100vw;
}

body {
    font-family: var(--font-family);
    font-size: var(--font-size-base);
    line-height: 1.6;
    color: var(--text-primary);
    background-color: var(--bg-primary);
    min-height: 100vh;
    overflow-x: hidden; /* Prevenir scroll horizontal */
    width: 100%;
    max-width: 100vw;
}

/* ============================================
   TIPOGRAFÍA
   ============================================ */
h1, h2, h3, h4, h5, h6 {
    font-weight: 600;
    line-height: 1.2;
    margin-bottom: var(--spacing-md);
}

h1 { font-size: var(--font-size-3xl); }
h2 { font-size: var(--font-size-2xl); }
h3 { font-size: var(--font-size-xl); }
h4 { font-size: var(--font-size-lg); }

p {
    margin-bottom: var(--spacing-md);
}

a {
    color: var(--accent-color);
    text-decoration: none;
    transition: color 0.2s ease;
}

a:hover {
    color: var(--accent-hover);
}

/* ============================================
   NAVEGACIÓN
   ============================================ */
.navbar {
    background-color: var(--bg-secondary);
    border-bottom: 1px solid var(--border-color);
    padding: var(--spacing-md) 0;
    position: sticky;
    top: 0;
    z-index: 1000;
}

.navbar-container {
    max-width: 1200px;
    margin: 0 auto;
    padding: 0 var(--spacing-md);
    display: flex;
    justify-content: space-between;
    align-items: center;
    gap: var(--spacing-sm);
    overflow-x: auto; /* Permitir scroll solo en el navbar si es necesario */
    -webkit-overflow-scrolling: touch;
    scrollbar-width: none; /* Firefox */
    -ms-overflow-style: none; /* IE y Edge */
}

.navbar-container::-webkit-scrollbar {
    display: none; /* Chrome, Safari, Opera */
}

.navbar-brand {
    font-size: var(--font-size-xl);
    font-weight: 700;
    color: var(--text-primary);
    display: flex;
    align-items: center;
    gap: var(--spacing-sm);
    text-decoration: none;
    flex-shrink: 0; /* No reducir tamaño */
}

.navbar-brand span {
    white-space: nowrap; /* No dividir el nombre en líneas */
}

.navbar-logo {
    height: 32px;
    width: auto;
    object-fit: contain;
    flex-shrink: 0;
}

.navbar-menu {
    display: flex;
    gap: var(--spacing-md);
    align-items: center;
    flex-shrink: 0; /* No reducir tamaño */
}

.nav-link {
    color: var(--text-secondary);
    font-size: var(--font-size-sm);
    padding: var(--spacing-xs) var(--spacing-sm);
    border-radius: var(--border-radius-md);
    transition: all 0.2s ease;
    position: relative;
    display: flex;
    align-items: center;
    justify-content: center;
}

.nav-link:hover,
.nav-link.active {
    color: var(--text-primary);
    background-color: var(--bg-tertiary);
}

.nav-icon {
    width: 24px;
    height: 24px;
    object-fit: contain;
    transition: opacity 0.2s ease;
}

.nav-badge {
    position: absolute;
    top: -5px;
    right: -5px;
    background-color: var(--primary-color);
    color: white;
    border-radius: 50%;
    min-width: 18px;
    height: 18px;
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 10px;
    font-weight: bold;
    padding: 0 4px;
}

/* ============================================
   AVATARES
   ============================================ */
.avatar-small {
    width: 32px;
    height: 32px;
    border-radius: var(--border-radius-full);
    object-fit: cover;
    flex-shrink: 0;
}

.avatar-small:not([src]) {
    background: linear-gradient(135deg, #e13653, #F48FB1); /* Gradiente del corazón del logo */
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 0.7em;
}

.avatar-medium {
    width: 48px;
    height: 48px;
    border-radius: var(--border-radius-full);
    object-fit: cover;
    flex-shrink: 0;
}

.avatar-medium:not([src]) {
    background: linear-gradient(135deg, #e13653, #F48FB1); /* Gradiente del corazón del logo */
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 0.8em;
}

.avatar-large {
    width: 96px;
    height: 96px;
    border-radius: var(--border-radius-full);
    object-fit: cover;
    flex-shrink: 0;
}

.avatar-large:not([src]) {
    background: linear-gradient(135deg, #e13653, #F48FB1); /* Gradiente del corazón del logo */
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 1.2em;
}

/* ============================================
   BOTONES
   ============================================ */
.btn {
    display: inline-block;
    padding: var(--spacing-sm) var(--spacing-lg);
    border: none;
    border-radius: var(--border-radius-md);
    font-size: var(--font-size-base);
    font-weight: 500;
    cursor: pointer;
    transition: all 0.2s ease;
    text-align: center;
}

.btn-primary {
    background-color: var(--like-color); /* Color principal #e13653 */
    color: white;
}

.btn-primary:hover {
    background-color: #c02947; /* Versión más oscura para hover */
    transform: translateY(-1px);
}

.btn-secondary {
    background-color: var(--bg-tertiary);
    color: var(--text-primary);
}

.btn-secondary:hover {
    background-color: var(--bg-secondary);
}

.btn-small {
    padding: var(--spacing-xs) var(--spacing-md);
    font-size: var(--font-size-sm);
}

.btn-icon {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    cursor: pointer;
    padding: var(--spacing-xs);
    border-radius: var(--border-radius-md);
    transition: background-color 0.2s ease;
}

.btn-icon:hover {
    background-color: var(--bg-tertiary);
}

/* ============================================
   CONTENEDOR PRINCIPAL
   ============================================ */
.main-container {
    max-width: 1200px;
    margin: 0 auto;
    padding: var(--spacing-lg) var(--spacing-md);
    min-height: calc(100vh - 80px);
}

/* Espacio para bottom nav en móvil */
@media (max-width: 767px) {
    .main-container {
        padding-bottom: calc(70px + var(--spacing-md));
    }
}

/* ============================================
   TARJETAS
   ============================================ */
.card {
    background-color: var(--bg-secondary);
    border: 1px solid var(--border-color);
    border-radius: var(--border-radius-lg);
    padding: var(--spacing-lg);
    margin-bottom: var(--spacing-md);
}

/* ============================================
   FORMULARIOS
   ============================================ */
input[type="text"],
input[type="email"],
input[type="password"],
textarea {
    width: 100%;
    padding: var(--spacing-sm) var(--spacing-md);
    background-color: var(--bg-tertiary);
    border: 1px solid var(--border-color);
    border-radius: var(--border-radius-md);
    color: var(--text-primary);
    font-family: var(--font-family);
    font-size: var(--font-size-base);
    transition: border-color 0.2s ease;
}

input:focus,
textarea:focus {
    outline: none;
    border-color: var(--accent-color);
}

textarea {
    resize: vertical;
    min-height: 100px;
}

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

.text-muted {
    color: var(--text-muted);
}

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

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

.empty-state {
    text-align: center;
    padding: var(--spacing-xl);
    color: var(--text-muted);
}

/* ============================================
   WEBAPP - Optimizaciones para móvil
   ============================================ */
/* Áreas táctiles más grandes en móvil */
@media (max-width: 767px) {
    .btn,
    .nav-link,
    .btn-like,
    .btn-comment {
        min-height: 44px; /* Área táctil mínima iOS/Android */
        min-width: 44px;
        padding: var(--spacing-sm) var(--spacing-md);
    }
    
    .navbar {
        padding: var(--spacing-sm) 0;
        overflow-x: hidden; /* Prevenir overflow */
    }
    
    .navbar-container {
        padding: 0 var(--spacing-sm);
        gap: var(--spacing-xs);
        overflow-x: auto; /* Permitir scroll horizontal solo en el navbar */
    }
    
    .navbar-brand {
        font-size: var(--font-size-base);
        gap: var(--spacing-xs);
    }
    
    .navbar-brand span {
        display: none; /* Ocultar texto del nombre en móvil */
    }
    
    .navbar-logo {
        height: 28px;
    }
    
    .navbar-menu {
        gap: var(--spacing-xs);
    }
    
    .nav-link {
        padding: var(--spacing-xs);
        font-size: var(--font-size-xs);
    }
    
    /* Ocultar links de navegación principal en móvil (Feed, Reels, Biblia) */
    /* Se muestran en el bottom nav bar */
    .navbar-menu > .nav-link:nth-child(1), /* Feed */
    .navbar-menu > .nav-link:nth-child(2), /* Reels */
    .navbar-menu > .nav-link:nth-child(3) { /* Biblia */
        display: none;
    }
    
    /* Mantener visibles: Mensajes, Perfil */
    /* El link "Salir" puede mantenerse o ocultarse según necesidad */
    
    /* Mostrar solo iconos en móvil */
    .nav-icon {
        width: 24px;
        height: 24px;
    }
    
    .avatar-small {
        width: 28px;
        height: 28px;
    }
    
    /* Asegurar que el menú no desborde */
    .navbar-menu {
        min-width: 0; /* Permitir que se reduzca */
    }
    
    .main-container {
        padding: var(--spacing-md);
    }
    
    /* Inputs más grandes */
    input[type="text"],
    input[type="email"],
    input[type="password"],
    textarea {
        padding: var(--spacing-md);
        font-size: 16px; /* Previene zoom automático en iOS */
        min-height: 48px;
    }
    
    /* Mejorar legibilidad */
    body {
        font-size: var(--font-size-base);
        line-height: 1.6;
    }
    
    h1 { font-size: var(--font-size-2xl); }
    h2 { font-size: var(--font-size-xl); }
    h3 { font-size: var(--font-size-lg); }
    
    /* Espaciado ajustado */
    .post-card,
    .post-create-card {
        padding: var(--spacing-md);
        margin-bottom: var(--spacing-md);
    }
    
    /* Comentarios más accesibles */
    .comment-input {
        min-height: 44px;
        font-size: var(--font-size-base);
    }
}

/* Prevenir selección accidental en móvil */
@media (max-width: 767px) {
    .btn,
    .nav-link {
        -webkit-tap-highlight-color: rgba(225, 54, 83, 0.3);
        touch-action: manipulation;
    }
}

/* ============================================
   RESPONSIVE - Tablet y Desktop
   ============================================ */
@media (min-width: 768px) {
    .main-container {
        padding: var(--spacing-xl);
    }
    
    .navbar-container {
        padding: 0 var(--spacing-xl);
    }
}

@media (min-width: 1024px) {
    html {
        font-size: 18px;
    }
}