/*
Theme Name: Plantas Medicinales
Theme URI: https://tusitio.com/plantas-medicinales
Author: Tu Nombre
Author URI: https://tusitio.com
Description: Tema personalizado para una web de plantas medicinales. Incluye fichas de plantas, propiedades medicinales, usos tradicionales y más. Diseño responsive y optimizado para SEO.
Version: 1.0.0
License: GNU General Public License v2 or later
License URI: http://www.gnu.org/licenses/gpl-2.0.html
Text Domain: plantas-medicinales
Tags: plantas-medicinales, naturaleza, salud, herbal, responsive, verde
*/

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

html {
    font-size: 16px;
    scroll-behavior: smooth;
}

body {
    font-family: 'Segoe UI', Tahoma, Geneva, Verdana, sans-serif;
    line-height: 1.6;
    color: #333;
    background-color: #f8faf6;
}

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

a {
    text-decoration: none;
    color: inherit;
    transition: color 0.3s ease;
}

ul, ol {
    list-style: none;
}

/* ================================
   VARIABLES CSS
   ================================ */
:root {
    /* Colores principales - Paleta natural */
    --color-primary: #2d5a27;
    --color-primary-dark: #1e3d1a;
    --color-primary-light: #4a7c42;
    --color-secondary: #8fbc8f;
    --color-accent: #d4a574;
    --color-accent-light: #e8d4c0;
    
    /* Colores de fondo */
    --bg-light: #f8faf6;
    --bg-white: #ffffff;
    --bg-cream: #f5f0e8;
    --bg-green-light: #e8f5e4;
    
    /* Colores de texto */
    --text-dark: #2c3e2d;
    --text-medium: #5a6b5c;
    --text-light: #8a9a8c;
    --text-white: #ffffff;
    
    /* Bordes y sombras */
    --border-light: #e0e8dc;
    --shadow-sm: 0 2px 4px rgba(45, 90, 39, 0.1);
    --shadow-md: 0 4px 12px rgba(45, 90, 39, 0.15);
    --shadow-lg: 0 8px 24px rgba(45, 90, 39, 0.2);
    
    /* Espaciado */
    --space-xs: 0.5rem;
    --space-sm: 1rem;
    --space-md: 1.5rem;
    --space-lg: 2rem;
    --space-xl: 3rem;
    --space-xxl: 4rem;
    
    /* Bordes redondeados */
    --radius-sm: 4px;
    --radius-md: 8px;
    --radius-lg: 12px;
    --radius-xl: 20px;
    
    /* Transiciones */
    --transition-fast: 0.2s ease;
    --transition-normal: 0.3s ease;
    --transition-slow: 0.5s ease;
}

/* ================================
   HEADER Y NAVEGACIÓN
   ================================ */
.site-header {
    background: linear-gradient(135deg, var(--color-primary) 0%, var(--color-primary-dark) 100%);
    position: sticky;
    top: 0;
    z-index: 1000;
    box-shadow: var(--shadow-md);
}

.header-container {
    max-width: 1200px;
    margin: 0 auto;
    padding: 0 var(--space-md);
    display: flex;
    justify-content: space-between;
    align-items: center;
    height: 80px;
}

.site-branding {
    display: flex;
    align-items: center;
    gap: var(--space-sm);
}

.site-logo {
    width: 50px;
    height: 50px;
    background: var(--color-accent);
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 1.5rem;
}

.site-title {
    font-size: 1.5rem;
    font-weight: 700;
    color: var(--text-white);
}

.site-title span {
    color: var(--color-accent);
}

.site-description {
    font-size: 0.75rem;
    color: var(--color-secondary);
    margin-top: -5px;
}

/* Navegación principal */
.main-navigation {
    display: flex;
    align-items: center;
}

.nav-menu {
    display: flex;
    gap: var(--space-lg);
}

.nav-menu a {
    color: var(--text-white);
    font-weight: 500;
    padding: var(--space-xs) 0;
    position: relative;
}

.nav-menu a::after {
    content: '';
    position: absolute;
    bottom: 0;
    left: 0;
    width: 0;
    height: 2px;
    background: var(--color-accent);
    transition: width var(--transition-normal);
}

.nav-menu a:hover::after,
.nav-menu a:focus::after,
.nav-menu .current-menu-item a::after {
    width: 100%;
}

/* Menú móvil */
.menu-toggle {
    display: none;
    background: none;
    border: none;
    color: var(--text-white);
    font-size: 1.5rem;
    cursor: pointer;
    padding: var(--space-xs);
}

/* ================================
   HERO SECTION
   ================================ */
.hero-section {
    background: linear-gradient(135deg, var(--color-primary) 0%, var(--color-primary-light) 50%, var(--color-secondary) 100%);
    min-height: 500px;
    display: flex;
    align-items: center;
    position: relative;
    overflow: hidden;
}

.hero-section::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background: url('data:image/svg+xml,<svg xmlns="http://www.w3.org/2000/svg" viewBox="0 0 100 100"><circle cx="20" cy="20" r="2" fill="rgba(255,255,255,0.1)"/><circle cx="80" cy="40" r="3" fill="rgba(255,255,255,0.08)"/><circle cx="40" cy="80" r="2" fill="rgba(255,255,255,0.06)"/></svg>');
    opacity: 0.5;
}

.hero-container {
    max-width: 1200px;
    margin: 0 auto;
    padding: var(--space-xl) var(--space-md);
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: var(--space-xl);
    align-items: center;
    position: relative;
    z-index: 1;
}

.hero-content h1 {
    font-size: 3rem;
    color: var(--text-white);
    margin-bottom: var(--space-md);
    line-height: 1.2;
}

.hero-content h1 span {
    color: var(--color-accent);
}

.hero-content p {
    font-size: 1.25rem;
    color: rgba(255, 255, 255, 0.9);
    margin-bottom: var(--space-lg);
}

.hero-buttons {
    display: flex;
    gap: var(--space-md);
    flex-wrap: wrap;
}

.btn {
    display: inline-flex;
    align-items: center;
    gap: var(--space-xs);
    padding: var(--space-sm) var(--space-lg);
    border-radius: var(--radius-md);
    font-weight: 600;
    transition: all var(--transition-normal);
    cursor: pointer;
    border: none;
    font-size: 1rem;
}

.btn-primary {
    background: var(--color-accent);
    color: var(--text-white);
}

.btn-primary:hover {
    background: #c49464;
    transform: translateY(-2px);
    box-shadow: var(--shadow-md);
}

.btn-secondary {
    background: transparent;
    color: var(--text-white);
    border: 2px solid var(--text-white);
}

.btn-secondary:hover {
    background: var(--text-white);
    color: var(--color-primary);
}

.hero-image {
    position: relative;
}

.hero-image img {
    border-radius: var(--radius-xl);
    box-shadow: var(--shadow-lg);
}

/* ================================
   SECCIONES GENERALES
   ================================ */
.section {
    padding: var(--space-xxl) 0;
}

.section-header {
    text-align: center;
    max-width: 700px;
    margin: 0 auto var(--space-xl);
}

.section-title {
    font-size: 2.5rem;
    color: var(--color-primary);
    margin-bottom: var(--space-sm);
}

.section-title span {
    color: var(--color-accent);
}

.section-subtitle {
    font-size: 1.125rem;
    color: var(--text-medium);
}

.container {
    max-width: 1200px;
    margin: 0 auto;
    padding: 0 var(--space-md);
}

/* ================================
   CARDS DE PLANTAS
   ================================ */
.plants-grid {
    display: grid;
    grid-template-columns: repeat(auto-fill, minmax(300px, 1fr));
    gap: var(--space-lg);
}

.plant-card {
    background: var(--bg-white);
    border-radius: var(--radius-lg);
    overflow: hidden;
    box-shadow: var(--shadow-sm);
    transition: all var(--transition-normal);
    border: 1px solid var(--border-light);
}

.plant-card:hover {
    transform: translateY(-8px);
    box-shadow: var(--shadow-lg);
}

.plant-card-image {
    position: relative;
    height: 220px;
    overflow: hidden;
}

.plant-card-image img {
    width: 100%;
    height: 100%;
    object-fit: cover;
    transition: transform var(--transition-slow);
}

.plant-card:hover .plant-card-image img {
    transform: scale(1.1);
}

.plant-card-category {
    position: absolute;
    top: var(--space-sm);
    left: var(--space-sm);
    background: var(--color-primary);
    color: var(--text-white);
    padding: 0.25rem 0.75rem;
    border-radius: var(--radius-sm);
    font-size: 0.75rem;
    font-weight: 600;
    text-transform: uppercase;
}

.plant-card-content {
    padding: var(--space-md);
}

.plant-card-title {
    font-size: 1.25rem;
    color: var(--color-primary-dark);
    margin-bottom: var(--space-xs);
}

.plant-card-title a:hover {
    color: var(--color-primary);
}

.plant-card-scientific {
    font-style: italic;
    color: var(--text-light);
    font-size: 0.875rem;
    margin-bottom: var(--space-sm);
}

.plant-card-excerpt {
    color: var(--text-medium);
    font-size: 0.9375rem;
    margin-bottom: var(--space-md);
    display: -webkit-box;
    -webkit-line-clamp: 3;
    -webkit-box-orient: vertical;
    overflow: hidden;
}

.plant-card-properties {
    display: flex;
    flex-wrap: wrap;
    gap: 0.5rem;
    margin-bottom: var(--space-md);
}

.property-tag {
    background: var(--bg-green-light);
    color: var(--color-primary);
    padding: 0.25rem 0.5rem;
    border-radius: var(--radius-sm);
    font-size: 0.75rem;
    font-weight: 500;
}

.plant-card-footer {
    display: flex;
    justify-content: space-between;
    align-items: center;
    padding-top: var(--space-sm);
    border-top: 1px solid var(--border-light);
}

.plant-card-link {
    color: var(--color-primary);
    font-weight: 600;
    display: flex;
    align-items: center;
    gap: 0.25rem;
}

.plant-card-link:hover {
    color: var(--color-accent);
}

/* ================================
   CATEGORÍAS
   ================================ */
.categories-section {
    background: var(--bg-cream);
}

.categories-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(200px, 1fr));
    gap: var(--space-md);
}

.category-card {
    background: var(--bg-white);
    padding: var(--space-lg);
    border-radius: var(--radius-lg);
    text-align: center;
    transition: all var(--transition-normal);
    border: 2px solid transparent;
}

.category-card:hover {
    border-color: var(--color-primary);
    transform: translateY(-4px);
    box-shadow: var(--shadow-md);
}

.category-icon {
    width: 80px;
    height: 80px;
    background: var(--bg-green-light);
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    margin: 0 auto var(--space-md);
    font-size: 2rem;
}

.category-card h3 {
    color: var(--color-primary-dark);
    margin-bottom: var(--space-xs);
}

.category-card p {
    color: var(--text-light);
    font-size: 0.875rem;
}

/* ================================
   BENEFICIOS/FEATURES
   ================================ */
.features-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
    gap: var(--space-lg);
}

.feature-card {
    display: flex;
    gap: var(--space-md);
    padding: var(--space-lg);
    background: var(--bg-white);
    border-radius: var(--radius-lg);
    box-shadow: var(--shadow-sm);
}

.feature-icon {
    width: 60px;
    height: 60px;
    background: linear-gradient(135deg, var(--color-primary) 0%, var(--color-primary-light) 100%);
    border-radius: var(--radius-md);
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 1.5rem;
    flex-shrink: 0;
}

.feature-content h3 {
    color: var(--color-primary-dark);
    margin-bottom: var(--space-xs);
}

.feature-content p {
    color: var(--text-medium);
    font-size: 0.9375rem;
}

/* ================================
   BUSCADOR
   ================================ */
.search-section {
    background: var(--color-primary);
    padding: var(--space-xl) 0;
}

.search-container {
    max-width: 700px;
    margin: 0 auto;
    text-align: center;
}

.search-section h2 {
    color: var(--text-white);
    margin-bottom: var(--space-md);
}

.search-form {
    display: flex;
    gap: var(--space-sm);
    background: var(--bg-white);
    padding: var(--space-xs);
    border-radius: var(--radius-lg);
    box-shadow: var(--shadow-lg);
}

.search-form input {
    flex: 1;
    border: none;
    padding: var(--space-sm) var(--space-md);
    font-size: 1rem;
    outline: none;
}

.search-form button {
    background: var(--color-accent);
    color: var(--text-white);
    border: none;
    padding: var(--space-sm) var(--space-lg);
    border-radius: var(--radius-md);
    cursor: pointer;
    font-weight: 600;
    transition: background var(--transition-normal);
}

.search-form button:hover {
    background: #c49464;
}

/* ================================
   SINGLE PLANTA (FICHA DETALLADA)
   ================================ */
.single-plant-header {
    background: linear-gradient(135deg, var(--bg-green-light) 0%, var(--bg-cream) 100%);
    padding: var(--space-xl) 0;
}

.plant-header-content {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: var(--space-xl);
    align-items: center;
}

.plant-header-image {
    border-radius: var(--radius-xl);
    overflow: hidden;
    box-shadow: var(--shadow-lg);
}

.plant-header-image img {
    width: 100%;
    height: 400px;
    object-fit: cover;
}

.plant-header-info h1 {
    font-size: 2.5rem;
    color: var(--color-primary-dark);
    margin-bottom: var(--space-xs);
}

.plant-scientific-name {
    font-style: italic;
    color: var(--text-light);
    font-size: 1.25rem;
    margin-bottom: var(--space-md);
}

.plant-common-names {
    background: var(--bg-white);
    padding: var(--space-md);
    border-radius: var(--radius-md);
    margin-bottom: var(--space-md);
}

.plant-common-names h4 {
    color: var(--color-primary);
    margin-bottom: var(--space-xs);
    font-size: 0.875rem;
    text-transform: uppercase;
}

.plant-common-names p {
    color: var(--text-medium);
}

.plant-quick-info {
    display: grid;
    grid-template-columns: repeat(2, 1fr);
    gap: var(--space-sm);
}

.quick-info-item {
    background: var(--bg-white);
    padding: var(--space-sm);
    border-radius: var(--radius-md);
    display: flex;
    align-items: center;
    gap: var(--space-sm);
}

.quick-info-item i {
    color: var(--color-primary);
    font-size: 1.25rem;
}

.quick-info-item span {
    color: var(--text-medium);
    font-size: 0.875rem;
}

/* Contenido de la ficha */
.plant-content-section {
    padding: var(--space-xl) 0;
}

.plant-content-grid {
    display: grid;
    grid-template-columns: 2fr 1fr;
    gap: var(--space-xl);
}

.plant-main-content h2 {
    color: var(--color-primary);
    font-size: 1.75rem;
    margin-bottom: var(--space-md);
    padding-bottom: var(--space-sm);
    border-bottom: 2px solid var(--border-light);
}

.plant-main-content p {
    color: var(--text-medium);
    margin-bottom: var(--space-md);
    line-height: 1.8;
}

.plant-properties-list {
    display: grid;
    grid-template-columns: repeat(auto-fill, minmax(200px, 1fr));
    gap: var(--space-sm);
    margin-bottom: var(--space-lg);
}

.property-item {
    display: flex;
    align-items: center;
    gap: var(--space-sm);
    padding: var(--space-sm);
    background: var(--bg-green-light);
    border-radius: var(--radius-md);
}

.property-item i {
    color: var(--color-primary);
}

.property-item span {
    color: var(--color-primary-dark);
    font-weight: 500;
}

/* Sidebar */
.plant-sidebar {
    position: sticky;
    top: 100px;
}

.sidebar-box {
    background: var(--bg-white);
    padding: var(--space-lg);
    border-radius: var(--radius-lg);
    margin-bottom: var(--space-md);
    box-shadow: var(--shadow-sm);
    border: 1px solid var(--border-light);
}

.sidebar-box h3 {
    color: var(--color-primary);
    margin-bottom: var(--space-md);
    font-size: 1.125rem;
}

.warning-box {
    background: #fff3cd;
    border-color: #ffc107;
}

.warning-box h3 {
    color: #856404;
}

.warning-box h3 i {
    margin-right: var(--space-xs);
}

.warning-box ul {
    list-style: disc;
    padding-left: var(--space-md);
}

.warning-box li {
    color: #856404;
    margin-bottom: var(--space-xs);
}

/* ================================
   FOOTER
   ================================ */
.site-footer {
    background: var(--color-primary-dark);
    color: var(--text-white);
    padding-top: var(--space-xxl);
}

.footer-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
    gap: var(--space-xl);
    margin-bottom: var(--space-xl);
}

.footer-brand .site-logo {
    margin-bottom: var(--space-md);
}

.footer-brand p {
    color: rgba(255, 255, 255, 0.8);
    line-height: 1.8;
}

.footer-column h4 {
    color: var(--color-accent);
    margin-bottom: var(--space-md);
    font-size: 1.125rem;
}

.footer-column ul li {
    margin-bottom: var(--space-xs);
}

.footer-column ul li a {
    color: rgba(255, 255, 255, 0.8);
    transition: color var(--transition-normal);
}

.footer-column ul li a:hover {
    color: var(--color-accent);
}

.footer-social {
    display: flex;
    gap: var(--space-sm);
    margin-top: var(--space-md);
}

.footer-social a {
    width: 40px;
    height: 40px;
    background: rgba(255, 255, 255, 0.1);
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    transition: all var(--transition-normal);
}

.footer-social a:hover {
    background: var(--color-accent);
    transform: translateY(-3px);
}

.footer-bottom {
    border-top: 1px solid rgba(255, 255, 255, 0.1);
    padding: var(--space-md) 0;
    text-align: center;
}

.footer-bottom p {
    color: rgba(255, 255, 255, 0.6);
    font-size: 0.875rem;
}

/* ================================
   PAGINACIÓN
   ================================ */
.pagination {
    display: flex;
    justify-content: center;
    gap: var(--space-xs);
    margin-top: var(--space-xl);
}

.pagination a,
.pagination span {
    padding: var(--space-sm) var(--space-md);
    background: var(--bg-white);
    border: 1px solid var(--border-light);
    border-radius: var(--radius-md);
    color: var(--text-medium);
    transition: all var(--transition-normal);
}

.pagination a:hover {
    background: var(--color-primary);
    color: var(--text-white);
    border-color: var(--color-primary);
}

.pagination .current {
    background: var(--color-primary);
    color: var(--text-white);
    border-color: var(--color-primary);
}

/* ================================
   FORMULARIOS
   ================================ */
input[type="text"],
input[type="email"],
input[type="search"],
textarea,
select {
    width: 100%;
    padding: var(--space-sm);
    border: 1px solid var(--border-light);
    border-radius: var(--radius-md);
    font-size: 1rem;
    transition: border-color var(--transition-normal);
}

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

/* ================================
   RESPONSIVE
   ================================ */
@media (max-width: 992px) {
    .hero-container {
        grid-template-columns: 1fr;
        text-align: center;
    }
    
    .hero-content h1 {
        font-size: 2.5rem;
    }
    
    .hero-buttons {
        justify-content: center;
    }
    
    .hero-image {
        order: -1;
    }
    
    .plant-header-content {
        grid-template-columns: 1fr;
    }
    
    .plant-content-grid {
        grid-template-columns: 1fr;
    }
    
    .plant-sidebar {
        position: static;
    }
}

@media (max-width: 768px) {
    .menu-toggle {
        display: block;
    }
    
    .nav-menu {
        display: none;
        position: absolute;
        top: 80px;
        left: 0;
        right: 0;
        background: var(--color-primary-dark);
        flex-direction: column;
        padding: var(--space-md);
        gap: var(--space-sm);
    }
    
    .nav-menu.active {
        display: flex;
    }
    
    .section-title {
        font-size: 2rem;
    }
    
    .plants-grid {
        grid-template-columns: 1fr;
    }
    
    .search-form {
        flex-direction: column;
    }
}

@media (max-width: 480px) {
    .hero-content h1 {
        font-size: 2rem;
    }
    
    .section {
        padding: var(--space-xl) 0;
    }
    
    .btn {
        width: 100%;
        justify-content: center;
    }
}

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

.sr-only {
    position: absolute;
    width: 1px;
    height: 1px;
    padding: 0;
    margin: -1px;
    overflow: hidden;
    clip: rect(0, 0, 0, 0);
    white-space: nowrap;
    border: 0;
}

/* Animaciones */
@keyframes fadeInUp {
    from {
        opacity: 0;
        transform: translateY(30px);
    }
    to {
        opacity: 1;
        transform: translateY(0);
    }
}

.animate-fadeInUp {
    animation: fadeInUp 0.6s ease forwards;
}