:root {
    --primary-color: #2c3e50;
    --secondary-color: #34495e;
    --accent-color: #3498db;
    --bg-color: #ffffff;
    --light-bg: #f8f9fa;
    --text-color: #333333;
    --light-text: #666666;
    --white: #ffffff;
    --transition: all 0.3s ease;
}

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

html {
    scroll-behavior: smooth;
}

body {
    font-family: 'Inter', 'Outfit', sans-serif;
    line-height: 1.6;
    color: var(--text-color);
    background-color: var(--bg-color);
}

.container {
    max-width: 1000px;
    margin: 0 auto;
    padding: 0 2rem;
}

/* Navigation */
#navbar {
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    background-color: rgba(255, 255, 255, 0.95);
    box-shadow: 0 2px 10px rgba(0,0,0,0.1);
    z-index: 1000;
    padding: 1rem 0;
}

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

.logo {
    font-size: 1.5rem;
    font-weight: 700;
    color: var(--primary-color);
    letter-spacing: 2px;
}

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

.nav-links li {
    margin-left: 2rem;
}

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

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

/* Hero Section */
.hero {
    height: 100vh;
    display: flex;
    align-items: center;
    justify-content: center;
    background: linear-gradient(135deg, var(--primary-color) 0%, var(--secondary-color) 100%);
    color: var(--white);
    text-align: center;
    padding-top: 60px;
}

.initial-logo {
    width: 120px;
    height: 120px;
    background-color: var(--white);
    color: var(--primary-color);
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 2.5rem;
    font-weight: 700;
    margin: 0 auto 2rem;
    box-shadow: 0 10px 30px rgba(0,0,0,0.2);
    animation: fadeInUp 1s ease;
}

.hero h1 {
    font-size: 4rem;
    font-weight: 700;
    margin-bottom: 1rem;
    letter-spacing: 5px;
    animation: fadeInUp 1s ease 0.2s backwards;
}

.subtitle {
    font-size: 1.2rem;
    color: #bdc3c7;
    margin-bottom: 3rem;
    max-width: 600px;
    margin-left: auto;
    margin-right: auto;
    animation: fadeInUp 1s ease 0.4s backwards;
}

.contact-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(200px, 1fr));
    gap: 1.5rem;
    max-width: 800px;
    margin: 0 auto;
    animation: fadeInUp 1s ease 0.6s backwards;
}

.contact-grid span {
    font-size: 0.9rem;
    display: flex;
    align-items: center;
    justify-content: center;
    gap: 0.5rem;
}

/* Sections */
.section {
    padding: 6rem 0;
}

.light-bg {
    background-color: var(--light-bg);
}

.section-title {
    font-size: 2.5rem;
    margin-bottom: 3rem;
    position: relative;
    padding-bottom: 1rem;
    color: var(--primary-color);
}

.section-title::after {
    content: '';
    position: absolute;
    bottom: 0;
    left: 0;
    width: 60px;
    height: 4px;
    background-color: var(--accent-color);
}

/* About Content */
.about-content p {
    font-size: 1.1rem;
    color: var(--light-text);
    max-width: 800px;
}

/* Timeline */
.timeline {
    position: relative;
    padding-left: 2rem;
    border-left: 2px solid #ddd;
}

.timeline-item {
    position: relative;
    margin-bottom: 3rem;
}

.timeline-dot {
    position: absolute;
    left: -2.6rem;
    top: 0.5rem;
    width: 16px;
    height: 16px;
    background-color: var(--accent-color);
    border-radius: 50%;
    border: 3px solid var(--white);
    box-shadow: 0 0 0 4px rgba(52, 152, 219, 0.2);
}

.timeline-content h3 {
    font-size: 1.3rem;
    margin-bottom: 1rem;
    color: var(--primary-color);
}

.timeline-content ul {
    list-style: none;
}

.timeline-content li {
    margin-bottom: 0.8rem;
    position: relative;
    padding-left: 1.5rem;
    color: var(--light-text);
}

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

/* Education Cards */
.education-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
    gap: 2rem;
}

.edu-card {
    background-color: var(--white);
    padding: 2.5rem;
    border-radius: 12px;
    box-shadow: 0 10px 30px rgba(0,0,0,0.05);
    transition: var(--transition);
    border-left: 5px solid var(--primary-color);
}

.edu-card:hover {
    transform: translateY(-10px);
    box-shadow: 0 15px 40px rgba(0,0,0,0.1);
}

.edu-year {
    font-weight: 700;
    color: var(--accent-color);
    margin-bottom: 1rem;
    font-size: 0.9rem;
}

.edu-info h3 {
    margin-bottom: 0.5rem;
    color: var(--primary-color);
}

/* Skills list */
.skills-wrapper {
    display: flex;
    flex-wrap: wrap;
    gap: 4rem;
}

.skills-column {
    flex: 1;
    min-width: 250px;
}

.skills-list {
    list-style: none;
}

.skills-list li {
    background-color: var(--white);
    margin-bottom: 0.8rem;
    padding: 1rem 1.5rem;
    border-radius: 8px;
    box-shadow: 0 2px 5px rgba(0,0,0,0.05);
    border-left: 3px solid var(--accent-color);
    transition: var(--transition);
}

.skills-list li:hover {
    background-color: var(--accent-color);
    color: var(--white);
    transform: translateX(10px);
}

/* Footer */
footer {
    padding: 4rem 0;
    background-color: var(--primary-color);
    color: var(--white);
    text-align: center;
}

/* Animations */
@keyframes fadeInUp {
    from {
        opacity: 0;
        transform: translateY(30px);
    }
    to {
        opacity: 1;
        transform: translateY(0);
    }
}

/* Scroll Reveal effect */
.reveal {
    opacity: 0;
    transform: translateY(30px);
    transition: all 0.8s ease-out;
}

.reveal.active {
    opacity: 1;
    transform: translateY(0);
}

/* Responsive */
@media (max-width: 768px) {
    .hero h1 {
        font-size: 2.5rem;
    }
    .contact-grid {
        grid-template-columns: 1fr;
    }
    .nav-links {
        display: none; /* Mobile nav menu would go here */
    }
}