/* Base styles */
body {
    font-family: var(--font-main);
    color: var(--color-text);
    background-color: var(--color-bg);
    line-height: 1.6;
    margin: 0;
    padding: 0;
}

/* Container */
.container {
    max-width: var(--container-width);
    margin: 0 auto;
    padding: 0 var(--container-padding);
}

/* Navbar styles */
.navbar {
    background-color: var(--color-bg);
    border-bottom: 1px solid var(--color-muted);
    position: sticky;
    top: 0;
    z-index: 1000;
    padding: 1rem 0;
    box-shadow: 0 2px 4px rgba(0, 0, 0, 0.1);
}

.navbar-content {
    display: flex;
    justify-content: space-between;
    align-items: center;
}

.navbar-brand {
    font-size: var(--fs-lg);
    font-weight: 600;
    color: var(--color-text);
    text-decoration: none;
    transition: color var(--transition-fast);
}

.navbar-brand:hover {
    color: var(--color-primary);
}

.navbar-links {
    display: flex;
    gap: 2rem;
    align-items: center;
}

.navbar-links a {
    color: var(--color-text);
    text-decoration: none;
    font-weight: 500;
    transition: color var(--transition-fast);
}

.navbar-links a:hover {
    color: var(--color-primary);
}

/* Theme toggle button */
.theme-toggle {
    background: none;
    border: none;
    padding: 0.5rem;
    cursor: pointer;
    display: flex;
    align-items: center;
    justify-content: center;
    color: var(--color-text);
    transition: color var(--transition-fast);
    outline: none;
}

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

.theme-toggle-icon {
    font-size: 1.25rem;
    line-height: 1;
}

/* Remove focus outline but keep it for keyboard navigation */
.theme-toggle:focus:not(:focus-visible) {
    outline: none;
}

.theme-toggle:focus-visible {
    outline: 2px solid var(--color-primary);
    outline-offset: 2px;
    border-radius: var(--radius-sm);
}

/* Button styles */
.btn {
    display: inline-block;
    padding: 0.75rem 1.5rem;
    border-radius: var(--radius-md);
    text-decoration: none;
    font-weight: 600;
    transition: all var(--transition-fast);
    text-align: center;
}

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

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

/* Utility classes */
.text-center { text-align: center; }
.text-sm { font-size: var(--fs-sm); }
.text-lg { font-size: var(--fs-lg); }
.text-xl { font-size: var(--fs-xl); }
.mb-1 { margin-bottom: var(--space-xs); }
.mb-2 { margin-bottom: var(--space-sm); }
.mb-3 { margin-bottom: var(--space-md); }
.mb-4 { margin-bottom: var(--space-lg); }
.p-3 { padding: var(--space-md); }
.p-4 { padding: var(--space-lg); }

/* Grid layout */
.grid-2 {
    display: grid;
    grid-template-columns: repeat(auto-fill, minmax(300px, 1fr));
    gap: var(--space-md);
}

/* Blog specific styles */
.blog-entry {
    background-color: var(--color-bg);
    border: 1px solid var(--color-muted);
    border-radius: var(--radius-md);
    transition: transform var(--transition-fast);
}

.blog-entry:hover {
    transform: translateY(-2px);
}

/* Scroll to top button */
.scroll-top-btn {
    position: fixed;
    bottom: 2rem;
    right: 2rem;
    background-color: var(--color-primary);
    color: white;
    border: none;
    border-radius: 50%;
    width: 3rem;
    height: 3rem;
    font-size: 1.5rem;
    cursor: pointer;
    opacity: 0;
    transition: opacity var(--transition-normal);
    z-index: 1000;
    display: flex;
    align-items: center;
    justify-content: center;
}

.scroll-top-btn:hover {
    background-color: var(--color-text);
}

.scroll-top-btn.visible {
    opacity: 1;
}

/* About page styles */
.about-section {
    max-width: 800px;
    margin: 0 auto;
}

.skills-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
    gap: 2rem;
}

.skill-category h4 {
    color: var(--color-primary);
    font-weight: 600;
}

.skill-category ul {
    list-style: none;
    padding: 0;
    margin: 0;
}

.skill-category li {
    margin-bottom: 0.5rem;
    padding-left: 1.5rem;
    position: relative;
}

.skill-category li::before {
    content: "•";
    color: var(--color-primary);
    position: absolute;
    left: 0;
}

.social-links {
    display: flex;
    gap: 1rem;
    flex-wrap: wrap;
}

.mt-2 { margin-top: var(--space-sm); }

/* Home page styles */
.home-intro {
    padding: 2rem 0;
}

.home-intro .grid-2 {
    grid-template-columns: 350px 1fr;
    align-items: start;
    gap: 3rem;
}

.intro-photo {
    position: sticky;
    top: 100px;
}

.profile-photo {
    width: 100%;
    height: auto;
    border-radius: var(--radius-md);
    box-shadow: 0 4px 6px rgba(0, 0, 0, 0.1);
}

.intro-text {
    font-size: var(--fs-md);
}

.intro-text h1 {
    font-size: 2.5rem;
    font-weight: 700;
    margin-bottom: 1.5rem;
    color: var(--color-primary);
}

.intro-text p {
    line-height: 1.8;
    margin-bottom: 1.5rem;
}

.intro-text a {
    color: var(--color-primary);
    text-decoration: none;
    font-weight: 500;
    transition: color var(--transition-fast);
}

.intro-text a:hover {
    color: var(--color-text);
}

/* Home page additional styles */
.cta-buttons {
    display: flex;
    gap: 1rem;
    margin-top: 2rem;
}

.skill-category {
    background-color: var(--color-bg);
    border: 1px solid var(--color-muted);
    border-radius: var(--radius-md);
    transition: transform var(--transition-fast);
}

.skill-category:hover {
    transform: translateY(-2px);
}

.skill-category h3 {
    color: var(--color-primary);
    font-weight: 600;
}

.skill-category ul {
    list-style: none;
    padding: 0;
    margin: 0;
}

.skill-category li {
    margin-bottom: 0.5rem;
    padding-left: 1.5rem;
    position: relative;
}

.skill-category li::before {
    content: "•";
    color: var(--color-primary);
    position: absolute;
    left: 0;
}

/* Contact section styles */
.contact-info ul {
    list-style: none;
    padding: 0;
    margin: 0.5rem 0;
}

.contact-info li {
    margin-bottom: 0.5rem;
}

.contact-info a {
    color: var(--color-primary);
    text-decoration: none;
    transition: color var(--transition-fast);
}

.contact-info a:hover {
    color: var(--color-text);
    text-decoration: underline;
}

/* Contact grid styles */
.contact-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
    gap: 1rem;
    margin-top: 1rem;
}

.contact-item {
    background-color: var(--color-bg);
    border: 1px solid var(--color-muted);
    border-radius: var(--radius-md);
    transition: transform var(--transition-fast);
}

.contact-item:hover {
    transform: translateY(-2px);
    border-color: var(--color-primary);
}

.contact-link {
    display: flex;
    align-items: center;
    padding: 1rem;
    color: var(--color-text);
    text-decoration: none;
    gap: 1rem;
}

.contact-icon {
    font-size: 1.5rem;
    min-width: 1.5rem;
    text-align: center;
}

.contact-text {
    font-weight: 500;
}

.contact-link:hover .contact-text {
    color: var(--color-primary);
}

/* Responsive design */
@media (max-width: 768px) {
    .navbar-content {
        flex-direction: column;
        gap: 1rem;
    }
    
    .navbar-links {
        flex-direction: column;
        gap: 1rem;
        text-align: center;
    }
    
    .grid-2 {
        grid-template-columns: 1fr;
    }

    .home-intro .grid-2 {
        grid-template-columns: 1fr;
        gap: 2rem;
    }

    .intro-photo {
        max-width: 300px;
        margin: 0 auto;
        position: static;
    }

    .intro-text {
        text-align: center;
    }

    .cta-buttons {
        justify-content: center;
        flex-wrap: wrap;
    }

    .contact-grid {
        grid-template-columns: 1fr;
    }
}

/* Project card styles */
.project-card {
    background-color: var(--color-bg);
    border: 1px solid var(--color-muted);
    border-radius: var(--radius-md);
    padding: 1.5rem !important;
    transition: transform var(--transition-fast);
}

.project-card:hover {
    transform: translateY(-2px);
    border-color: var(--color-primary);
}

.project-card h3 {
    color: var(--color-primary);
    font-weight: 600;
}

.project-card a {
    color: var(--color-primary);
    text-decoration: none;
    font-weight: 500;
    transition: color var(--transition-fast);
    display: inline-flex;
    align-items: center;
}

.project-card a:hover {
    color: var(--color-text);
}

.project-card .text-sm {
    color: var(--color-secondary);
}