/* Reset and base styles */
* {
    margin: 0;
    padding: 0;
    box-sizing: border-box;
}

html {
    scroll-behavior: smooth;
}

:root {
    --color-background-dark: #162233;
    --color-background-medium: #1b293f;
    --color-border: #324761;
    --color-text-lightest: #ffffff;
    --color-text-light: #e0e0e0;
    --color-text-medium: #c0c0c0;
    --color-text-dark: #8c8c8c;
    --color-text-darker: #6b6b6b;
    --color-accent: #3a7bc2;
    --color-accent-dark: #2a6bb0;
}

body {
    font-family: 'Inter', -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, sans-serif;
    line-height: 1.6;
    color: var(--color-text-light);
    background-color: var(--color-background-dark);
    font-size: 16px;
    font-weight: 400;
}

/* Container */
.container {
    max-width: 1200px;
    margin: 0 auto;
    padding: 0 20px;
}

/* Header */
.header {
    position: sticky;
    top: 0;
    background-color: rgba(26, 43, 66, 0.95); /* Using rgba of --color-background-dark */
    backdrop-filter: blur(10px);
    border-bottom: 1px solid var(--color-border);
    z-index: 100;
}

.nav {
    display: flex;
    justify-content: space-between;
    align-items: center;
    padding: 1rem 0;
    max-width: 1200px;
    margin: 0 auto;
    padding-left: 20px;
    padding-right: 20px;
}

.nav-brand a {
    font-size: 1.5rem;
    font-weight: 600;
    color: var(--color-text-lightest);
    text-decoration: none;
    transition: color 0.3s ease;
}

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

.nav-links {
    display: flex;
    list-style: none;
    gap: 2rem;
}

.nav-link {
    color: var(--color-text-dark);
    text-decoration: none;
    font-weight: 500;
    transition: color 0.3s ease;
    position: relative;
}

.nav-link:hover,
.nav-link.active {
    color: var(--color-text-lightest);
}

.nav-link.active::after {
    content: '';
    position: absolute;
    bottom: -5px;
    left: 0;
    right: 0;
    height: 2px;
    background-color: var(--color-accent);
}

/* Main content */
.main {
    min-height: calc(100vh - 200px);
}

/* Hero section */
.hero {
    padding: 4rem 0 3rem;
    text-align: center;
}

.hero-title {
    font-size: 3rem;
    font-weight: 700;
    color: var(--color-text-lightest);
    margin-bottom: 1rem;
    line-height: 1.2;
}

.hero-subtitle {
    font-size: 1.5rem;
    color: var(--color-accent);
    margin-bottom: 1.5rem;
    font-weight: 500;
}

.profile-pic {
    width: 180px; /* Adjust size as needed */
    height: 180px; /* Should be equal to width for a perfect circle */
    border-radius: 50%; /* Makes the image circular */
    border: 4px solid var(--color-text-lightest); /* White border */
    object-fit: cover; /* Ensures the image covers the area without distortion */
    margin-top: 2rem; /* Space between subtitle and image */
    box-shadow: 0 0 15px rgba(255, 255, 255, 0.2); /* Subtle glow effect */
}

.hero-description {
    font-size: 1.125rem;
    color: var(--color-text-medium);
    max-width: 600px;
    margin: 0 auto;
    line-height: 1.7;
}

/* Sections */
section {
    padding: 3rem 0;
}

section h2 {
    font-size: 2rem;
    font-weight: 600;
    color: var(--color-text-lightest);
    margin-bottom: 2rem;
    text-align: center;
}

section p {
    color: var(--color-text-medium);
    line-height: 1.7;
    margin-bottom: 1rem;
}

/* About section */
.about {
    background-color: var(--color-background-medium);
}

.about p {
    max-width: 800px;
    margin: 0 auto;
    font-size: 1.125rem;
    text-align: center;
}

/* Skills section */
.skills-content {
    margin-top: 2rem;
}

.skills-content p {
    margin-bottom: 0.5rem;
    color: var(--color-text-medium);
    line-height: 1.6;
}

.skills-content p strong {
    color: var(--color-text-lightest);
    margin-right: 0.5rem;
}

/* Experience section */
.experience {
    background-color: var(--color-background-medium);
}

.experience-grid {
    display: grid;
    grid-template-columns: repeat(2, 1fr); /* Two columns on desktop */
    gap: 2rem; /* Wider gap between items */
    margin-top: 1.5rem;
}

.experience-item {
    background-color: var(--color-background-dark);
    padding: 1.5rem; /* Smaller padding */
    border-radius: 8px;
    border: 1px solid var(--color-border);
    transition: transform 0.3s ease, border-color 0.3s ease, box-shadow 0.3s ease;
    box-shadow: 0 4px 8px rgba(0, 0, 0, 0.2); /* Initial subtle shadow */
}

.experience-item:hover {
    transform: translateY(-7px) scale(1.02); /* More pronounced lift and slight scale */
    border-color: var(--color-accent);
    box-shadow: 0 8px 16px rgba(0, 0, 0, 0.4); /* Stronger shadow on hover for 3D effect */
}

.experience-item h3 {
    color: var(--color-text-lightest);
    font-size: 1.25rem;
    font-weight: 600;
    margin-bottom: 0.5rem;
}

.experience-item h4 {
    color: var(--color-accent);
    font-size: 1rem;
    font-weight: 500;
    margin-bottom: 1.5rem;
}

.experience-item ul {
    list-style: none;
    padding-left: 0;
}

.experience-item li {
    color: var(--color-text-medium);
    padding: 0.5rem 0;
    position: relative;
    padding-left: 1.5rem;
}

.experience-item li:before {
    content: "•";
    color: var(--color-accent);
    font-weight: bold;
    position: absolute;
    left: 0;
}

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

.footer-content {
    display: flex;
    justify-content: space-between;
    align-items: center;
    flex-wrap: wrap;
    gap: 1rem;
}

.social-links {
    display: flex;
    gap: 2rem;
}

.social-links a {
    color: var(--color-text-dark);
    text-decoration: none;
    font-weight: 500;
    transition: color 0.3s ease;
}

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

.footer p {
    color: var(--color-text-darker);
    font-size: 0.875rem;
}

/* Scroll to top button */
.scroll-to-top {
    position: fixed;
    bottom: 2rem;
    right: 2rem;
    background-color: var(--color-accent);
    color: var(--color-text-lightest);
    border: none;
    border-radius: 50%;
    width: 50px;
    height: 50px;
    font-size: 1.25rem;
    cursor: pointer;
    opacity: 0;
    visibility: hidden;
    transition: all 0.3s ease;
    z-index: 1000;
}

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

.scroll-to-top:hover {
    background-color: var(--color-accent-dark);
    transform: translateY(-2px);
}

/* Blog page styles */
.blog-header {
    text-align: center;
    padding: 2rem 0;
}

.blog-posts {
    max-width: 800px;
    margin: 0 auto;
}

.blog-post {
    background-color: var(--color-background-medium);
    padding: 2rem;
    border-radius: 8px;
    border: 1px solid var(--color-border);
    margin-bottom: 2rem;
    transition: transform 0.3s ease, border-color 0.3s ease;
}

.blog-post:hover {
    transform: translateY(-2px);
    border-color: var(--color-accent);
}

.blog-post h2 {
    text-align: left;
    margin-bottom: 0.5rem;
    font-size: 1.5rem;
}

.blog-post h2 a {
    color: var(--color-text-lightest);
    text-decoration: none;
    transition: color 0.3s ease;
}

.blog-post h2 a:hover {
    color: var(--color-accent);
}

/* Article page styles */
.article {
    max-width: 800px;
    margin: 0 auto;
    padding: 2rem 0;
}

.article-header {
    text-align: center;
    margin-bottom: 3rem;
    padding-bottom: 2rem;
    border-bottom: 1px solid var(--color-border);
}

.article-title {
    font-size: 2.5rem;
    font-weight: 700;
    color: var(--color-text-lightest);
    margin-bottom: 1rem;
    line-height: 1.3;
}

.article-meta {
    color: var(--color-text-darker);
    font-size: 1rem;
}

.article-content {
    color: var(--color-text-medium);
    line-height: 1.8;
    font-size: 1.125rem;
}

.article-content h2,
.article-content h3,
.article-content h4 {
    color: var(--color-text-lightest);
    margin: 2rem 0 1rem;
}

.article-content h2 {
    font-size: 1.75rem;
}

.article-content h3 {
    font-size: 1.5rem;
}

.article-content h4 {
    font-size: 1.25rem;
}

.article-content p {
    margin-bottom: 1.5rem;
}

.article-content a {
    color: var(--color-accent);
    text-decoration: none;
    transition: color 0.3s ease;
}

.article-content a:hover {
    color: var(--color-accent-dark);
    text-decoration: underline;
}

.article-content code {
    background-color: var(--color-background-medium);
    color: var(--color-accent);
    padding: 0.25rem 0.5rem;
    border-radius: 4px;
    font-family: 'Monaco', 'Menlo', monospace;
    font-size: 0.9em;
}

.article-content pre {
    background-color: var(--color-background-medium);
    padding: 1.5rem;
    border-radius: 8px;
    overflow-x: auto;
    margin: 1.5rem 0;
    border: 1px solid var(--color-border);
}

.article-content pre code {
    background: none;
    color: var(--color-text-light);
    padding: 0;
}

/* Responsive design */
@media (max-width: 768px) {
    .nav {
        flex-direction: column;
        gap: 1rem;
        text-align: center;
    }
    
    .nav-links {
        gap: 1rem;
    }
    
    .hero-title {
        font-size: 2rem;
    }
    
    .hero-subtitle {
        font-size: 1.25rem;
    }
    
    .skills-grid {
        grid-template-columns: 1fr;
    }
    
    .experience-grid {
        grid-template-columns: 1fr;
    }
    
    .footer-content {
        flex-direction: column;
        text-align: center;
    }
    
    .social-links {
        justify-content: center;
    }
    
    .container {
        padding: 0 15px;
    }
    
    .article-title {
        font-size: 2rem;
    }
    
    section {
        padding: 2rem 0;
    }
}