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

body {
    font-family: -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, Oxygen, Ubuntu, Cantarell, sans-serif;
    line-height: 1.6;
    color: #333;
    background: #fff;
}

/* Navigation */
header {
    position: fixed;
    top: 0;
    left: 0;
    right: 0;
    background: rgba(255, 255, 255, 0.95);
    backdrop-filter: blur(10px);
    box-shadow: 0 1px 3px rgba(0,0,0,0.1);
    z-index: 1000;
    padding: 1rem 0;
}

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

.logo {
    font-size: 1.5rem;
    font-weight: 600;
    color: #333;
    text-decoration: none;
}

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

.nav-links a {
    color: #666;
    text-decoration: none;
    font-weight: 500;
    transition: color 0.3s;
}

.nav-links a:hover {
    color: #000;
}

/* Hero Section */
.hero {
    height: 60vh;
    min-height: 400px;
    background-size: cover;
    background-position: center;
    background-attachment: fixed;
    display: flex;
    align-items: center;
    justify-content: center;
    position: relative;
    margin-top: 60px;
}

.hero::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background: rgba(0, 0, 0, 0.4);
}

.hero-content {
    position: relative;
    z-index: 1;
    text-align: center;
    color: white;
    max-width: 800px;
    padding: 2rem;
}

.hero h1 {
    font-size: 3.5rem;
    font-weight: 700;
    margin-bottom: 1rem;
    text-shadow: 2px 2px 4px rgba(0,0,0,0.3);
}

.hero .tagline {
    font-size: 1.5rem;
    font-weight: 300;
    text-shadow: 1px 1px 2px rgba(0,0,0,0.3);
}

/* Main Content */
main {
    max-width: 900px;
    margin: 0 auto;
    padding: 4rem 2rem;
}

section {
    margin-bottom: 4rem;
}

h2 {
    font-size: 2.5rem;
    margin-bottom: 2rem;
    color: #222;
}

h3 {
    font-size: 1.75rem;
    margin-top: 2rem;
    margin-bottom: 1rem;
    color: #333;
}

p {
    font-size: 1.1rem;
    line-height: 1.8;
    margin-bottom: 1.5rem;
    color: #555;
}

em {
    font-style: italic;
    color: #666;
}

/* Profile Section */
.profile-section {
    display: flex;
    gap: 2rem;
    align-items: flex-start;
    margin-bottom: 3rem;
}

.profile-image {
    flex-shrink: 0;
}

.profile-image img {
    width: 150px;
    height: 150px;
    border-radius: 50%;
    object-fit: cover;
    box-shadow: 0 4px 12px rgba(0,0,0,0.15);
}

.profile-text {
    flex: 1;
}

/* Social Links */
.social-links {
    display: flex;
    gap: 1rem;
    margin-top: 1rem;
}

.social-links a {
    color: #0066cc;
    text-decoration: none;
    font-size: 0.95rem;
    transition: color 0.3s;
}

.social-links a:hover {
    color: #004499;
}

/* Experience/Education Items */
.job, .degree {
    margin-bottom: 3rem;
    padding-bottom: 2rem;
    border-bottom: 1px solid #e0e0e0;
}

.job:last-child, .degree:last-child {
    border-bottom: none;
}

.job h3, .degree h3 {
    margin-top: 0;
    color: #222;
}

.company, .school {
    font-weight: 600;
    color: #0066cc;
    font-size: 1.1rem;
    margin-bottom: 0.25rem;
}

.duration, .location {
    color: #888;
    font-size: 0.95rem;
    margin-bottom: 0.5rem;
}

ul {
    margin-left: 1.5rem;
    margin-top: 1rem;
}

li {
    margin-bottom: 0.75rem;
    color: #555;
}

/* Speaking Section */
.speaking-image {
    width: 100%;
    max-width: 800px;
    margin: 2rem auto;
    display: block;
    border-radius: 8px;
    box-shadow: 0 4px 12px rgba(0,0,0,0.15);
}

/* Footer */
footer {
    background: #f8f9fa;
    padding: 2rem;
    text-align: center;
    color: #666;
    margin-top: 4rem;
}

.footer-content {
    display: flex;
    align-items: center;
    justify-content: center;
    gap: 0.5rem;
    flex-wrap: wrap;
}

.built-with {
    display: flex;
    align-items: center;
    gap: 0.3rem;
    color: #888;
    font-size: 0.9rem;
}

.built-with img {
    width: 20px;
    height: 20px;
    vertical-align: middle;
    object-fit: contain;
}

.built-with a {
    color: #0066cc;
    text-decoration: none;
}

.built-with a:hover {
    text-decoration: underline;
}

/* Responsive */
@media (max-width: 768px) {
    .hero h1 {
        font-size: 2.5rem;
    }
    
    .hero .tagline {
        font-size: 1.2rem;
    }
    
    .profile-section {
        flex-direction: column;
        align-items: center;
        text-align: center;
    }
    
    .profile-image img {
        width: 120px;
        height: 120px;
    }
    
    .nav-links {
        gap: 1rem;
    }
    
    main {
        padding: 2rem 1rem;
    }
}

/* Blog Styles */
.blog-list {
    max-width: 800px;
}

.blog-preview {
    margin-bottom: 3rem;
    padding-bottom: 2rem;
    border-bottom: 1px solid #e0e0e0;
}

.blog-preview:last-child {
    border-bottom: none;
}

.blog-preview h2 {
    font-size: 1.75rem;
    margin-bottom: 0.5rem;
}

.blog-preview h2 a {
    color: #222;
    text-decoration: none;
    transition: color 0.3s;
}

.blog-preview h2 a:hover {
    color: #0066cc;
}

.blog-meta {
    color: #888;
    font-size: 0.9rem;
    margin-bottom: 1rem;
}

.read-more {
    color: #0066cc;
    text-decoration: none;
    font-weight: 500;
    transition: color 0.3s;
}

.read-more:hover {
    color: #004499;
}

.blog-post {
    max-width: 800px;
    margin-top: 80px;
}

.blog-post h1 {
    font-size: 2.5rem;
    margin-bottom: 0.5rem;
    line-height: 1.2;
}

.blog-post h2 {
    font-size: 1.75rem;
    margin-top: 2.5rem;
    margin-bottom: 1rem;
    border-bottom: none;
}

.blog-post ol {
    margin-left: 1.5rem;
    margin-top: 1rem;
}

.blog-post ol li {
    margin-bottom: 1.5rem;
}

.blog-back {
    margin-bottom: 2rem;
}

.blog-back a {
    color: #0066cc;
    text-decoration: none;
    font-weight: 500;
}

.blog-back a:hover {
    color: #004499;
}