/* Pybonacci SSG Styles */
:root {
    --primary-color: #3776ab;
    --secondary-color: #ffd43b;
    --text-color: #2c3e50;
    --text-light: #7f8c8d;
    --background: #ffffff;
    --background-light: #f8f9fa;
    --border-color: #e9ecef;
    --font-family-sans: -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, "Helvetica Neue", Arial, sans-serif;
    --font-family-mono: "SFMono-Regular", Consolas, "Liberation Mono", Menlo, monospace;
    --border-radius: 4px;
    --spacing-xs: 0.25rem;
    --spacing-sm: 0.5rem;
    --spacing-md: 1rem;
    --spacing-lg: 1.5rem;
    --spacing-xl: 2rem;
    --spacing-xxl: 3rem;
}

* {
    box-sizing: border-box;
}

body {
    font-family: var(--font-family-sans);
    line-height: 1.6;
    color: var(--text-color);
    background-color: var(--background);
    margin: 0;
    padding: 0;
}

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

/* Header */
.site-header {
    background-color: var(--background);
    border-bottom: 1px solid var(--border-color);
    padding: var(--spacing-lg) 0;
}

.site-title {
    margin: 0 0 var(--spacing-sm) 0;
    font-size: 2rem;
    font-weight: 700;
}

.site-title a {
    color: var(--primary-color);
    text-decoration: none;
}

.site-title a:hover {
    text-decoration: underline;
}

.site-description {
    margin: 0 0 var(--spacing-md) 0;
    color: var(--text-light);
    font-size: 1.1rem;
}

.site-nav {
    display: flex;
    align-items: center;
    gap: var(--spacing-lg);
}

.site-nav a {
    color: var(--text-color);
    text-decoration: none;
    font-weight: 500;
}

.site-nav a:hover {
    color: var(--primary-color);
}

/* Burger menu (desktop: left nav items) */
.burger-menu {
    display: flex;
    gap: var(--spacing-lg);
    flex: 1;
}

.burger-menu a {
    color: var(--text-color);
    text-decoration: none;
    font-weight: 500;
}

.burger-menu a:hover {
    color: var(--primary-color);
}

.burger-menu .rss-link {
    display: flex;
    align-items: center;
}

/* Nav extras (right side) */
.nav-extras {
    display: flex;
    align-items: center;
    gap: var(--spacing-md);
}

/* Dropdown Menu */
.dropdown {
    position: relative;
    display: inline-block;
}

.dropdown-toggle {
    background: none;
    border: none;
    color: var(--text-color);
    font-weight: 500;
    cursor: pointer;
    padding: 0;
    display: flex;
    align-items: center;
    gap: var(--spacing-xs);
    font-family: inherit;
    font-size: inherit;
}

.dropdown-toggle svg {
    transition: transform 0.2s ease;
}

.dropdown-toggle:hover {
    color: var(--primary-color);
}

.dropdown-menu {
    display: none;
    position: absolute;
    top: 100%;
    right: 0;
    background-color: var(--background);
    border: 1px solid var(--border-color);
    border-radius: var(--border-radius);
    box-shadow: 0 4px 12px rgba(0, 0, 0, 0.1);
    min-width: 160px;
    z-index: 1000;
    padding: var(--spacing-sm) 0;
    margin-top: var(--spacing-sm);
}

.dropdown-menu.show {
    display: block;
}

.dropdown-item {
    display: block;
    padding: var(--spacing-sm) var(--spacing-md);
    color: var(--text-color);
    text-decoration: none;
    transition: background-color 0.2s ease;
}

.dropdown-item:hover {
    background-color: var(--background-light);
    color: var(--primary-color);
}

.dropdown-submenu {
    position: relative;
}

.dropdown-submenu-content {
    display: none;
    position: absolute;
    left: 100%;
    top: 0;
    background-color: var(--background);
    border: 1px solid var(--border-color);
    border-radius: var(--border-radius);
    box-shadow: 0 4px 12px rgba(0, 0, 0, 0.1);
    min-width: 140px;
    padding: var(--spacing-sm) 0;
}

.dropdown-submenu:hover .dropdown-submenu-content {
    display: block;
}

/* Burger Menu */
.menu-toggle {
    display: none;
    flex-direction: column;
    justify-content: space-between;
    width: 24px;
    height: 18px;
    background: none;
    border: none;
    cursor: pointer;
    padding: 0;
    margin-right: var(--spacing-md);
}

.menu-toggle-bar {
    display: block;
    width: 100%;
    height: 2px;
    background-color: var(--text-color);
    border-radius: 2px;
    transition: transform 0.3s ease, opacity 0.3s ease;
}

.menu-toggle[aria-expanded="true"] .menu-toggle-bar:nth-child(1) {
    transform: translateY(8px) rotate(45deg);
}

.menu-toggle[aria-expanded="true"] .menu-toggle-bar:nth-child(2) {
    opacity: 0;
}

.menu-toggle[aria-expanded="true"] .menu-toggle-bar:nth-child(3) {
    transform: translateY(-8px) rotate(-45deg);
}

/* Main Content */
.site-content {
    min-height: calc(100vh - 200px);
    padding: var(--spacing-xl) 0;
}

/* Home Page */
.home-page {
    max-width: 800px;
    margin: 0 auto;
}

.articles-list {
    display: flex;
    flex-direction: column;
    gap: var(--spacing-md);
}

.article-link {
    padding: var(--spacing-sm) 0;
    border-bottom: 1px solid var(--border-color);
}

.article-link:last-child {
    border-bottom: none;
}

.article-link a {
    color: var(--text-color);
    text-decoration: none;
    font-size: 1rem;
    line-height: 1.6;
}

.article-link a:hover {
    color: var(--primary-color);
}

.article-preview {
    background-color: var(--background);
    border: 1px solid var(--border-color);
    border-radius: var(--border-radius);
    padding: var(--spacing-lg);
    transition: box-shadow 0.2s ease;
}

.article-preview:hover {
    box-shadow: 0 2px 8px rgba(0, 0, 0, 0.1);
}

.article-header {
    margin-bottom: var(--spacing-md);
}

.article-title {
    margin: 0 0 var(--spacing-sm) 0;
    font-size: 1.4rem;
    font-weight: 600;
}

.article-title a {
    color: var(--text-color);
    text-decoration: none;
}

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

.article-meta {
    color: var(--text-light);
    font-size: 0.9rem;
}

.article-meta span {
    margin-right: var(--spacing-md);
}

.article-excerpt {
    margin-bottom: var(--spacing-md);
    color: var(--text-color);
}

.article-footer {
    display: flex;
    flex-direction: column;
    gap: var(--spacing-sm);
}

.article-categories,
.article-tags {
    display: flex;
    flex-wrap: wrap;
    gap: var(--spacing-sm);
}

.category-tag,
.tag {
    background-color: var(--background-light);
    color: var(--text-color);
    padding: var(--spacing-xs) var(--spacing-sm);
    border-radius: var(--border-radius);
    text-decoration: none;
    font-size: 0.8rem;
    font-weight: 500;
    transition: background-color 0.2s ease;
}

.category-tag:hover,
.tag:hover {
    background-color: var(--primary-color);
    color: white;
}

/* Article Full */
.article-full {
    max-width: 800px;
    margin: 0 auto;
}

.article-full .article-header {
    text-align: center;
    margin-bottom: var(--spacing-xl);
}

.article-full .article-title {
    font-size: 2.2rem;
    margin-bottom: var(--spacing-lg);
}

.article-taxonomy {
    margin-top: var(--spacing-md);
}

.article-content {
    font-size: 1.1rem;
    line-height: 1.8;
}

.article-content h1,
.article-content h2,
.article-content h3,
.article-content h4,
.article-content h5,
.article-content h6 {
    margin-top: var(--spacing-xl);
    margin-bottom: var(--spacing-md);
    color: var(--text-color);
}

.article-content h1 { font-size: 1.8rem; }
.article-content h2 { font-size: 1.6rem; }
.article-content h3 { font-size: 1.4rem; }
.article-content h4 { font-size: 1.2rem; }

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

.article-content ul,
.article-content ol {
    margin-bottom: var(--spacing-md);
    padding-left: var(--spacing-lg);
}

.article-content blockquote {
    border-left: 4px solid var(--primary-color);
    padding-left: var(--spacing-md);
    margin: var(--spacing-lg) 0;
    font-style: italic;
    color: var(--text-light);
}

.article-content code {
    background-color: var(--background-light);
    padding: var(--spacing-xs) var(--spacing-xs);
    border-radius: var(--border-radius);
    font-family: var(--font-family-mono);
    font-size: 0.9em;
}

.article-content pre {
    background-color: var(--background-light);
    padding: var(--spacing-md);
    border-radius: var(--border-radius);
    overflow-x: auto;
    margin: var(--spacing-lg) 0;
}

.article-content pre code {
    background-color: transparent;
    padding: 0;
}

.article-content img {
    max-width: 100%;
    height: auto;
    border-radius: var(--border-radius);
    margin: var(--spacing-lg) 0;
}

.article-navigation {
    display: flex;
    justify-content: space-between;
    margin-top: var(--spacing-xxl);
    padding-top: var(--spacing-lg);
    border-top: 1px solid var(--border-color);
}

.article-navigation a {
    color: var(--primary-color);
    text-decoration: none;
    font-weight: 500;
}

.article-navigation a:hover {
    text-decoration: underline;
}

/* Tags & Categories Pages */
.tags-page h2,
.categories-page h2 {
    margin-bottom: var(--spacing-xl);
    font-size: 1.8rem;
}

.tags-cloud {
    display: flex;
    flex-wrap: wrap;
    gap: var(--spacing-md);
}

.tag-link {
    background-color: var(--background-light);
    color: var(--text-color);
    padding: var(--spacing-sm) var(--spacing-md);
    border-radius: var(--border-radius);
    text-decoration: none;
    font-weight: 500;
    transition: all 0.2s ease;
}

.tag-link:hover {
    background-color: var(--primary-color);
    color: white;
    transform: translateY(-1px);
}

.categories-list {
    display: grid;
    gap: var(--spacing-md);
}

.category-item {
    background-color: var(--background);
    border: 1px solid var(--border-color);
    border-radius: var(--border-radius);
    padding: var(--spacing-lg);
    transition: box-shadow 0.2s ease;
}

.category-item:hover {
    box-shadow: 0 2px 8px rgba(0, 0, 0, 0.1);
}

.category-title {
    margin: 0 0 var(--spacing-sm) 0;
    font-size: 1.2rem;
}

.category-title a {
    color: var(--text-color);
    text-decoration: none;
}

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

.category-count {
    margin: 0;
    color: var(--text-light);
    font-size: 0.9rem;
}

/* Footer */
.site-footer {
    background-color: var(--background-light);
    border-top: 1px solid var(--border-color);
    padding: var(--spacing-lg) 0;
    margin-top: var(--spacing-xxl);
}

.site-footer p {
    margin: 0;
    text-align: center;
    color: var(--text-light);
    font-size: 0.9rem;
}

.site-footer a {
    color: var(--primary-color);
    text-decoration: none;
}

.site-footer a:hover {
    text-decoration: underline;
}

/* Utility Classes */
.btn {
    display: inline-block;
    background-color: var(--primary-color);
    color: white;
    padding: var(--spacing-sm) var(--spacing-lg);
    border-radius: var(--border-radius);
    text-decoration: none;
    font-weight: 500;
    transition: background-color 0.2s ease;
}

.btn:hover {
    background-color: #2d5f8e;
    color: white;
}

.back-link {
    margin-top: var(--spacing-xl);
    padding-top: var(--spacing-lg);
    border-top: 1px solid var(--border-color);
}

.back-link a {
    color: var(--primary-color);
    text-decoration: none;
    font-weight: 500;
}

.back-link a:hover {
    text-decoration: underline;
}

/* Responsive Design */
@media (max-width: 768px) {
    .container {
        padding: 0 var(--spacing-sm);
    }
    
    .site-title {
        font-size: 1.6rem;
    }
    
    .site-description {
        margin-bottom: var(--spacing-md);
    }
    
    .site-nav {
        display: flex;
        flex-wrap: wrap;
        justify-content: space-between;
        align-items: center;
        width: 100%;
        gap: var(--spacing-sm);
    }
    
    /* Show burger menu icon on mobile */
    .menu-toggle {
        display: flex;
    }
    
    /* Hide burger-menu on mobile (it's inside burger menu dropdown now) */
    .burger-menu {
        display: none;
        width: 100%;
        flex-direction: column;
        gap: var(--spacing-sm);
        padding-top: var(--spacing-md);
    }
    
    .burger-menu.open {
        display: flex;
    }
    
    .burger-menu a {
        padding: var(--spacing-sm) 0;
        border-bottom: 1px solid var(--border-color);
        display: block;
        color: var(--text-color);
        text-decoration: none;
        font-weight: 500;
    }
    
    .burger-menu a:hover {
        color: var(--primary-color);
    }
    
    /* Position nav-extras (Más dropdown) on the right */
    .nav-extras {
        display: flex;
        align-items: center;
        gap: var(--spacing-md);
    }
    
    .dropdown-menu {
        position: absolute;
        right: 0;
        z-index: 1001;
    }
}

@media (max-width: 768px) {
    .site-title {
        font-size: 1.6rem;
    }

    .site-description {
        margin-bottom: var(--spacing-md);
    }

    .site-nav {
        display: flex;
        justify-content: space-between;
        align-items: center;
        width: 100%;
    }

    /* Show burger-dropdown on mobile, hide desktop burger-menu */
    .burger-dropdown {
        display: block;
    }

    .burger-menu {
        display: none;
    }

    .burger-dropdown .dropdown-menu {
        left: 0;
        right: auto;
    }

    .burger-dropdown .dropdown-toggle {
        background: none;
        border: none;
        cursor: pointer;
        padding: var(--spacing-sm);
        display: flex;
        align-items: center;
        justify-content: center;
    }

    .burger-menu a {
        padding: var(--spacing-sm) var(--spacing-md);
        display: block;
        color: var(--text-color);
        text-decoration: none;
        font-weight: 500;
    }

    .burger-menu a:hover {
        color: var(--primary-color);
        background-color: var(--background-light);
    }

    .burger-menu .rss-link {
        display: flex;
        align-items: center;
        gap: var(--spacing-sm);
    }

    .article-full .article-title {
        font-size: 1.8rem;
    }

    .article-content {
        font-size: 1rem;
    }

    .article-navigation {
        flex-direction: column;
        gap: var(--spacing-md);
    }

    .article-footer {
        flex-direction: column;
        gap: var(--spacing-xs);
    }
}

@media (max-width: 480px) {
    .site-header {
        padding: var(--spacing-md) 0;
    }
    
    .site-content {
        padding: var(--spacing-lg) 0;
    }
    
    .article-preview {
        padding: var(--spacing-md);
    }
    
    .article-full .article-title {
        font-size: 1.6rem;
    }
}