:root {
    /* Light Theme Variables */
    --bg-primary: #ffffff;
    --bg-secondary: #f8f9fa;
    --text-primary: #162351;
    --text-secondary: #A37E51;
    --accent-color: #F1A805;
    --accent-color-hover: #d69504;
    --border-color: rgba(163, 126, 81, 0.2);
    --card-shadow: none;
    --header-bg: rgba(255, 255, 255, 0.98);
    --nav-bg: #ffffff;
    --theme-toggle-bg: #f8f9fa;
    --theme-toggle-color: #162351;
    --link-hover: #F1A805;
    --quote-border: #F1A805;
    --selection-bg: rgba(241, 168, 5, 0.2);
    --font-serif: 'GT Super Text', Georgia, serif;
    --font-sans: 'Inter', -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, 'Helvetica Neue', Arial, sans-serif;
}

[data-theme="dark"] {
    /* Dark Theme Variables */
    --bg-primary: #121212;
    --bg-secondary: #1e1e1e;
    --text-primary: #F2E7D3;
    --text-secondary: #A37E51;
    --accent-color: #F1A805;
    --accent-color-hover: #d69504;
    --border-color: rgba(163, 126, 81, 0.3);
    --card-shadow: none;
    --header-bg: rgba(18, 18, 18, 0.98);
    --nav-bg: #121212;
    --theme-toggle-bg: #1e1e1e;
    --theme-toggle-color: #F2E7D3;
    --link-hover: #F1A805;
    --quote-border: #F1A805;
    --selection-bg: rgba(241, 168, 5, 0.3);
}

/* Global Styles */
body {
    background-color: var(--bg-primary);
    color: var(--text-primary);
    font-family: var(--font-sans);
    line-height: 1.6;
    -webkit-font-smoothing: antialiased;
    transition: background-color 0.3s ease, color 0.3s ease;
}

/* Typography */
h1, h2, h3, h4, h5, h6 {
    font-family: var(--font-serif);
    color: var(--text-primary);
    font-weight: 700;
    letter-spacing: -0.02em;
}

.display-1, .display-2, .display-3, .display-4 {
    font-family: var(--font-serif);
    color: var(--text-primary);
}

/* Links */
a {
    color: var(--text-primary);
    text-decoration: none;
    transition: color 0.2s ease;
}

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

/* Buttons */
.btn {
    font-family: var(--font-sans);
    font-size: 0.9rem;
    padding: 0.5rem 1rem;
    border-radius: 99px;
    transition: all 0.2s ease;
}

.btn-primary {
    background-color: var(--accent-color);
    border: none;
    color: #162351;
    font-weight: 500;
}

.btn-primary:hover {
    background-color: var(--accent-color-hover);
    color: #162351;
}

.btn-outline-primary {
    border: 1px solid var(--border-color);
    color: var(--text-primary);
    background: transparent;
}

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

/* Navigation */
.navbar {
    background: var(--header-bg);
    border-bottom: 1px solid var(--border-color);
    padding: 1rem 0;
    transition: background-color 0.3s ease, border-color 0.3s ease, transform 0.3s ease;
}

.navbar.scrolled {
    box-shadow: 0 2px 10px rgba(0, 0, 0, 0.1);
}

.navbar-brand {
    font-family: var(--font-serif);
    font-size: 1.5rem;
    font-weight: 700;
    color: var(--text-primary) !important;
    transition: color 0.3s ease;
}

.navbar-brand:hover {
    color: var(--accent-color) !important;
}

.navbar-nav {
    align-items: center;
}

.nav-link {
    font-size: 0.95rem;
    font-weight: 500;
    color: var(--text-secondary) !important;
    padding: 0.5rem 1rem !important;
    transition: color 0.3s ease;
}

.nav-link:hover {
    color: var(--accent-color) !important;
}

.navbar-toggler {
    border: none;
    padding: 0;
}

.navbar-toggler:focus {
    box-shadow: none;
}

.navbar-toggler-icon {
    background-image: none;
    position: relative;
    width: 24px;
    height: 24px;
}

.navbar-toggler-icon::before,
.navbar-toggler-icon::after {
    content: '';
    position: absolute;
    left: 0;
    width: 24px;
    height: 2px;
    background-color: var(--text-primary);
    transition: transform 0.3s ease;
}

.navbar-toggler-icon::before {
    top: 8px;
}

.navbar-toggler-icon::after {
    bottom: 8px;
}

.navbar-toggler[aria-expanded="true"] .navbar-toggler-icon::before {
    transform: rotate(45deg) translate(5px, 5px);
}

.navbar-toggler[aria-expanded="true"] .navbar-toggler-icon::after {
    transform: rotate(-45deg) translate(5px, -5px);
}

/* Theme Toggle Button */
.theme-toggle {
    background: transparent;
    border: 1px solid var(--border-color);
    border-radius: 99px;
    padding: 0.5rem 1rem;
    color: var(--text-secondary);
    font-size: 0.9rem;
    font-weight: 500;
    display: flex;
    align-items: center;
    gap: 0.5rem;
    transition: all 0.2s ease;
}

.theme-toggle:hover {
    background: var(--bg-secondary);
    color: var(--accent-color);
}

.theme-toggle i {
    font-size: 1rem;
}

@media (max-width: 991px) {
    .navbar-collapse {
        background: var(--bg-primary);
        padding: 1rem;
        margin: 1rem -1rem -1rem;
        border-top: 1px solid var(--border-color);
    }

    .nav-link {
        padding: 0.75rem 0 !important;
    }

    .theme-toggle {
        margin-top: 0.5rem;
        width: 100%;
        justify-content: center;
    }
}

/* Blog List Page */
.blog-card {
    border: none;
    border-bottom: 1px solid var(--border-color);
    padding: 2rem 0;
    margin: 0;
    border-radius: 0;
    background: transparent;
}

.blog-card:hover {
    transform: none;
    box-shadow: none;
}

.blog-card .card-title {
    font-family: var(--font-serif);
    font-size: 1.75rem;
    margin-bottom: 0.5rem;
    line-height: 1.2;
}

.blog-card .card-text {
    font-size: 1.1rem;
    color: var(--text-secondary);
    margin-bottom: 1rem;
}

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

.tag-badge {
    background: transparent;
    color: var(--text-secondary);
    padding: 0;
    font-size: 0.9rem;
    transition: color 0.2s ease;
}

.tag-badge:hover {
    color: var(--accent-color);
    transform: none;
    box-shadow: none;
}

/* Blog Post Page */
.blog-header {
    text-align: left;
    padding-top: 4rem;
    background: transparent;
    border-radius: 0;
}

.blog-header h1 {
    font-size: 2.5rem;
    line-height: 1.2;
    margin-bottom: 1rem;
}

.blog-content {
    font-family: var(--font-serif);
    font-size: 1.25rem;
    line-height: 1.8;
    color: var(--text-primary);
}

.blog-content p {
    margin-bottom: 2rem;
}

.blog-content img {
    max-width: 100%;
    margin: 2rem 0;
    border-radius: 0;
    box-shadow: none;
}

.block-quote {
    border-left: 3px solid var(--quote-border);
    padding-left: 2rem;
    margin: 2rem 0;
    font-style: italic;
    background: transparent;
}

/* Code Blocks */
.block-code {
    background: var(--bg-secondary);
    border-radius: 4px;
    margin: 2rem 0;
    border: 1px solid var(--border-color);
}

.block-code pre {
    padding: 1.5rem;
    font-size: 0.9rem;
    line-height: 1.5;
}

/* Animations */
.animate-fade-in {
    animation: fadeIn 0.5s ease forwards;
}

@keyframes fadeIn {
    from {
        opacity: 0;
        transform: translateY(10px);
    }
    to {
        opacity: 1;
        transform: translateY(0);
    }
}

/* Responsive */
@media (max-width: 768px) {
    .blog-header h1 {
        font-size: 2rem;
    }

    .blog-content {
        font-size: 1.1rem;
    }

    .blog-card .card-title {
        font-size: 1.5rem;
    }
}

/* Container width */
.container {
    /*max-width: 1000px;*/
}

/* Author Bio */
.author-bio {
    border-top: 1px solid var(--border-color);
    border-bottom: 1px solid var(--border-color);
    padding: 2rem 0;
    margin: 3rem 0;
    background: var(--bg-secondary);
    border: none;
    border-radius: 8px;
}

.author-name {
    color: var(--text-primary);
}

/* Share buttons */
.share-buttons {
    margin-top: 3rem;
}

.share-buttons .btn {
    width: 40px;
    height: 40px;
    padding: 0;
    display: inline-flex;
    align-items: center;
    justify-content: center;
    background: transparent;
    border: 1px solid var(--border-color);
    color: var(--text-secondary);
}

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

/* Theme Toggle Button */
.theme-toggle-wrapper {
    position: fixed;
    top: 1rem;
    right: 1rem;
    z-index: 1050;
}

/* Update existing styles to use CSS variables */
.blog-card {
    border-color: var(--border-color);
}

.blog-content {
    color: var(--text-primary);
}

.blog-meta {
    color: var(--text-secondary);
}

.tag-badge {
    color: var(--text-secondary);
}

.block-code {
    background: var(--bg-secondary);
}

/* Add transition to all color properties */
*, *::before, *::after {
    transition: color 0.3s ease, background-color 0.3s ease, border-color 0.3s ease;
}

/* Navbar customization for CodeRed */
.navbar-light {
    background: var(--nav-bg) !important;
}

.navbar-light .navbar-nav .nav-link {
    color: var(--text-secondary) !important;
}

.navbar-light .navbar-nav .nav-link:hover {
    color: var(--accent-color) !important;
}

.navbar-light .navbar-toggler {
    color: var(--text-primary);
    border-color: var(--border-color);
}

/* Social Links */
.social-links a {
    color: var(--text-secondary);
    transition: color 0.2s ease;
}

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

/* Reading Progress Bar */
.reading-progress {
    background: var(--accent-color);
}

/* Footer personalizado */
.footer {
    background-color: var(--bg-secondary);
    padding: 4rem 0 2rem;
    margin-top: 4rem;
    border-top: 1px solid var(--border-color);
}

.footer h5 {
    color: var(--text-primary);
    font-weight: 600;
    margin-bottom: 1.5rem;
}

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

.footer-links li {
    margin-bottom: 0.75rem;
}

.footer-links a {
    color: var(--text-secondary);
    text-decoration: none;
    transition: color 0.2s ease;
}

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

.footer-social {
    margin-top: 1.5rem;
}

.footer-social a {
    color: var(--text-secondary);
    font-size: 1.25rem;
    margin-right: 1rem;
    transition: color 0.2s ease;
}

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

.footer-bottom {
    margin-top: 3rem;
    padding-top: 2rem;
    border-top: 1px solid var(--border-color);
}

.footer-bottom p {
    color: var(--text-secondary);
    font-size: 0.875rem;
    margin: 0;
}

/* Ajustes responsive */
@media (max-width: 768px) {
    .footer {
        padding: 3rem 0 1.5rem;
    }

    .footer-col {
        margin-bottom: 2rem;
    }
}