/* Reset y variables globales */
:root {
    --primary-green: #4CAF50;
    --dark-green: #45a049;
    --light-green: #81C784;
    --black: #000000;
    --white: #ffffff;
    --gray-light: #f8f9fa;
    --gray-medium: #6c757d;
    --gray-dark: #343a40;
    --shadow-sm: 0 2px 4px rgba(0,0,0,0.1);
    --shadow-md: 0 4px 6px rgba(0,0,0,0.1);
    --shadow-lg: 0 10px 15px rgba(0,0,0,0.1);
    --border-radius: 8px;
    --transition: all 0.3s ease;
}

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

body {
    font-family: 'Inter', -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, sans-serif;
    background-color: var(--gray-light);
    color: var(--black);
    line-height: 1.6;
    min-height: 100vh;
    display: flex;
    flex-direction: column;
}

/* Header */
.site-header {
    background-color: var(--white);
    box-shadow: var(--shadow-sm);
    position: sticky;
    top: 0;
    z-index: 100;
    border-bottom: 3px solid var(--primary-green);
}

.header-content {
    max-width: 1200px;
    margin: 0 auto;
    padding: 1rem 2rem;
    display: flex;
    justify-content: space-between;
    align-items: center;
}

.logo-container {
    display: flex;
    align-items: center;
}

.logo-link {
    text-decoration: none;
    display: flex;
    align-items: center;
}

.logo {
    height: 50px;
    width: auto;
    transition: var(--transition);
}

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

/* Language Selector */
.language-selector {
    display: flex;
    align-items: center;
    gap: 0.5rem;
}

.language-label {
    font-size: 0.875rem;
    font-weight: 500;
    color: var(--gray-medium);
}

.language-options {
    display: flex;
    gap: 0.5rem;
}

.language-link {
    padding: 0.375rem 0.75rem;
    background-color: var(--gray-light);
    color: var(--gray-dark);
    text-decoration: none;
    border-radius: 20px;
    font-size: 0.75rem;
    font-weight: 500;
    transition: var(--transition);
    border: 1px solid transparent;
}

.language-link:hover {
    background-color: var(--primary-green);
    color: var(--white);
    transform: translateY(-1px);
    box-shadow: var(--shadow-sm);
}

/* Container principal */
.container {
    display: flex;
    flex: 1;
    max-width: 1200px;
    margin: 0 auto;
    width: 100%;
}

/* Sidebar */
.sidebar {
    width: 320px;
    background-color: var(--white);
    border-right: 1px solid #e9ecef;
    height: calc(100vh - 80px);
    position: sticky;
    top: 80px;
    overflow-y: auto;
    padding: 2rem 1.5rem;
    box-shadow: var(--shadow-sm);
    flex-shrink: 0;
}

.main-menu, .sub-menu {
    list-style-type: none;
    padding: 0;
    margin: 0;
}

.main-menu > li {
    border-bottom: 1px solid #f1f3f4;
}

.main-menu > li > a {
    color: var(--gray-dark);
    text-decoration: none;
    display: block;
    padding: 0.875rem 1rem 0.875rem 1.5rem;
    transition: var(--transition);
    font-size: 0.95rem;
    font-weight: 500;
    position: relative;
}

.main-menu > li > a:hover {
    background-color: var(--gray-light);
    color: var(--primary-green);
    padding-left: 2rem;
}

.main-menu > li.active > a {
    background-color: var(--primary-green);
    color: var(--white);
}

.main-menu > li.active > a::before {
    content: '';
    position: absolute;
    left: 0;
    top: 0;
    bottom: 0;
    width: 4px;
    background-color: var(--dark-green);
}

.sub-menu {
    background-color: var(--gray-light);
}

.sub-menu > li > a {
    color: var(--gray-medium);
    text-decoration: none;
    display: block;
    padding: 0.625rem 1rem 0.625rem 3rem;
    transition: var(--transition);
    font-size: 0.875rem;
}

.sub-menu > li > a:hover {
    background-color: var(--light-green);
    color: var(--white);
}

.sub-menu > li.active > a {
    background-color: var(--light-green);
    color: var(--white);
    font-weight: 500;
}

/* Content */
.content {
    flex-grow: 1;
    padding: 2rem;
    margin-left: 0;
    min-height: calc(100vh - 80px);
}

.section-content, .post, .home-content {
    background-color: var(--white);
    padding: 2.5rem;
    border-radius: var(--border-radius);
    box-shadow: var(--shadow-md);
    margin-bottom: 2rem;
    border: 1px solid #e9ecef;
}

.section-content h1, .home-content h1 {
    color: var(--primary-green);
    border-bottom: 3px solid var(--primary-green);
    padding-bottom: 1rem;
    margin-bottom: 2rem;
    font-size: 2.25rem;
    font-weight: 700;
}

.section-content h2, .home-content h2 {
    color: var(--gray-dark);
    margin-top: 2rem;
    margin-bottom: 1rem;
    font-size: 1.75rem;
    font-weight: 600;
}

.section-content h3, .home-content h3 {
    color: var(--gray-dark);
    margin-top: 1.5rem;
    margin-bottom: 0.75rem;
    font-size: 1.25rem;
    font-weight: 600;
}

.section-content p, .home-content p {
    margin-bottom: 1rem;
    line-height: 1.8;
    color: var(--gray-dark);
}

.section-content ul, .home-content ul {
    margin-bottom: 1rem;
    padding-left: 1.5rem;
}

.section-content li, .home-content li {
    margin-bottom: 0.5rem;
    color: var(--gray-dark);
}

.section-content a, .home-content a {
    color: var(--primary-green);
    text-decoration: none;
    font-weight: 500;
    transition: var(--transition);
}

.section-content a:hover, .home-content a:hover {
    color: var(--dark-green);
    text-decoration: underline;
}

/* Footer */
.site-footer {
    background-color: var(--gray-dark);
    color: var(--white);
    margin-top: auto;
}

.footer-content {
    max-width: 1200px;
    margin: 0 auto;
    padding: 3rem 2rem;
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
    gap: 2rem;
}

.footer-section h4 {
    color: var(--primary-green);
    margin-bottom: 1rem;
    font-size: 1.125rem;
    font-weight: 600;
}

.footer-section p {
    color: #adb5bd;
    line-height: 1.6;
    margin-bottom: 1rem;
}

.footer-links {
    list-style-type: none;
    padding: 0;
}

.footer-links li {
    margin-bottom: 0.5rem;
}

.footer-links a {
    color: #adb5bd;
    text-decoration: none;
    transition: var(--transition);
    font-size: 0.875rem;
}

.footer-links a:hover {
    color: var(--primary-green);
    padding-left: 0.5rem;
}

.footer-bottom {
    background-color: rgba(0, 0, 0, 0.2);
    padding: 1.5rem 2rem;
    text-align: center;
    border-top: 1px solid rgba(255, 255, 255, 0.1);
}

.footer-bottom p {
    color: #adb5bd;
    font-size: 0.875rem;
    margin: 0;
}

/* Back to top button */
.back-to-top {
    position: fixed;
    bottom: 2rem;
    right: 2rem;
    background-color: var(--primary-green);
    color: var(--white);
    border: none;
    border-radius: 50%;
    width: 50px;
    height: 50px;
    font-size: 1.25rem;
    cursor: pointer;
    box-shadow: var(--shadow-lg);
    transition: var(--transition);
    opacity: 0;
    visibility: hidden;
    z-index: 1000;
}

.back-to-top.visible {
    opacity: 1;
    visibility: visible;
}

.back-to-top:hover {
    background-color: var(--dark-green);
    transform: translateY(-2px);
    box-shadow: 0 12px 20px rgba(0,0,0,0.15);
}

/* Menu toggle */
.menu-toggle {
    display: none;
    flex-direction: column;
    justify-content: space-between;
    position: fixed;
    top: 1rem;
    right: 1rem;
    z-index: 1001;
    width: 35px;
    height: 30px;
    background-color: var(--white);
    border: 2px solid var(--primary-green);
    border-radius: 6px;
    cursor: pointer;
    padding: 6px;
    box-shadow: var(--shadow-md);
}

.menu-toggle span {
    display: block;
    width: 100%;
    height: 3px;
    background-color: var(--primary-green);
    transition: var(--transition);
    border-radius: 2px;
}

.menu-toggle.active span:nth-child(1) {
    transform: translateY(9px) rotate(45deg);
}

.menu-toggle.active span:nth-child(2) {
    opacity: 0;
}

.menu-toggle.active span:nth-child(3) {
    transform: translateY(-9px) rotate(-45deg);
}

/* Responsive */
@media (max-width: 1024px) {
    .container {
        flex-direction: column;
    }
    
    .sidebar {
        width: 100%;
        height: auto;
        position: relative;
        top: 0;
        border-right: none;
        border-bottom: 1px solid #e9ecef;
    }
    
    .content {
        margin-left: 0;
        padding: 1.5rem;
    }
}

@media (max-width: 768px) {
    .header-content {
        padding: 1rem;
        flex-direction: column;
        gap: 1rem;
    }
    
    .language-selector {
        flex-direction: column;
        align-items: flex-start;
        gap: 0.25rem;
    }
    
    .menu-toggle {
        display: flex;
    }
    
    .sidebar {
        position: fixed;
        top: 0;
        left: 0;
        width: 100%;
        height: 100vh;
        z-index: 999;
        transform: translateX(-100%);
        transition: var(--transition);
        border-right: none;
    }

    .sidebar.active {
        transform: translateX(0);
    }
    
    .content {
        padding: 1rem;
        padding-top: 5rem;
    }
    
    .section-content, .post, .home-content {
        padding: 1.5rem;
    }
    
    .section-content h1, .home-content h1 {
        font-size: 1.75rem;
    }
    
    .footer-content {
        grid-template-columns: 1fr;
        padding: 2rem 1rem;
        gap: 1.5rem;
    }
    
    .back-to-top {
        bottom: 1rem;
        right: 1rem;
        width: 45px;
        height: 45px;
        font-size: 1.125rem;
    }
}

@media (max-width: 480px) {
    .language-options {
        flex-wrap: wrap;
        gap: 0.25rem;
    }
    
    .language-link {
        font-size: 0.625rem;
        padding: 0.25rem 0.5rem;
    }
}