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

body {
    font-family: 'Segoe UI', Tahoma, Geneva, Verdana, sans-serif;
    line-height: 1.6;
    color: #333;
}

/* Navigation */
nav {
    position: fixed;
    width: 100%;
    background: rgba(255, 255, 255, 0.95);
    padding: 1rem;
    box-shadow: 0 2px 5px rgba(0,0,0,0.1);
    z-index: 1000;
}

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

.nav-links a {
    text-decoration: none;
    color: #333;
    font-weight: 500;
    transition: color 0.3s;
}

.nav-links a:hover {
    color: #2563eb;
}

/* Sections */
section {
    min-height: 100vh;
    padding: 6rem 2rem 2rem;
}

/* Hero Section */
.hero {
    display: flex;
    align-items: center;
    justify-content: center;
    background: linear-gradient(135deg, #1e3a8a 0%, #3b82f6 100%);
    color: white;
}

.hero-content {
    text-align: center;
}

.name {
    font-size: 4rem;
    font-weight: 700;
    margin-bottom: 1rem;
    letter-spacing: 2px;
}

.tagline {
    font-size: 1.5rem;
    margin-bottom: 2rem;
    color: #e5e7eb;
}

.social-links {
    margin-top: 2rem;
}

.social-links a {
    margin: 0 10px;
    color: white;
    font-size: 1.5rem;
    transition: color 0.3s;
}

.social-links a:hover {
    color: #93c5fd;
}

.section-title {
    text-align: center;
    margin-bottom: 3rem;
    color: #2563eb;
    font-size: 2.5rem;
}

/* About Section */
.about-content {
    max-width: 800px;
    margin: 0 auto;
    padding: 2rem;
    background: white;
    border-radius: 10px;
    box-shadow: 0 5px 15px rgba(0,0,0,0.1);
    font-size: 1.1rem;
    line-height: 1.8;
}

/* Skills Section */
.skills-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
    gap: 2rem;
    padding: 0 2rem;
}

.skill-card {
    background: white;
    padding: 1.5rem;
    border-radius: 10px;
    box-shadow: 0 5px 15px rgba(0,0,0,0.1);
    text-align: center;
    transition: transform 0.3s;
}

.skill-card:hover {
    transform: translateY(-5px);
}

.skill-card i {
    color: #2563eb;
    margin-bottom: 1rem;
}

/* Experience Section */
.experience-timeline {
    max-width: 800px;
    margin: 0 auto;
}

.experience-card {
    background: white;
    padding: 2rem;
    border-radius: 10px;
    box-shadow: 0 5px 15px rgba(0,0,0,0.1);
    margin-bottom: 2rem;
}

.experience-card h3 {
    color: #2563eb;
    margin-bottom: 1rem;
}

.experience-card ul {
    padding-left: 1.5rem;
}

.experience-card li {
    margin-bottom: 0.5rem;
}

/* Events Section */
.events-timeline {
    max-width: 800px;
    margin: 0 auto;
}

.event-card {
    background: white;
    padding: 1.5rem;
    border-radius: 10px;
    box-shadow: 0 5px 15px rgba(0,0,0,0.1);
    margin-bottom: 2rem;
}

.event-card h3 {
    color: #2563eb;
    margin-bottom: 1rem;
}

/* Courses Section */
.courses-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
    gap: 2rem;
    padding: 0 2rem;
}

.course-card {
    background: white;
    border-radius: 10px;
    overflow: hidden;
    box-shadow: 0 5px 15px rgba(0,0,0,0.1);
    transition: transform 0.3s;
}

.course-card:hover {
    transform: translateY(-5px);
}

.course-content {
    padding: 1.5rem;
}

.course-content h3 {
    color: #2563eb;
    margin-bottom: 0.5rem;
}

/* Responsive Design */
@media (max-width: 768px) {
    .nav-links {
        flex-direction: column;
        text-align: center;
        gap: 1rem;
    }

    section {
        padding: 5rem 1rem 1rem;
    }

    .name {
        font-size: 3rem;
    }

    .tagline {
        font-size: 1.2rem;
    }
}