/* Reset and Base Styles */
* {
    margin: 0;
    padding: 0;
    box-sizing: border-box;
}

body {
    font-family: 'Inter', sans-serif;
    line-height: 1.6;
    color: #333;
    background-color: #ffffff;
}

.container {
    max-width: 800px;
    margin: 0 auto;
    padding: 0 20px;
}

/* Hero Section */
.hero {
    min-height: 100vh;
    display: flex;
    align-items: center;
    background: linear-gradient(135deg, #f8fafc 0%, #e2e8f0 100%);
    text-align: center;
}

.hero-container {
    max-width: 800px;
    margin: 0 auto;
    padding: 0 20px;
}

.hero-title {
    font-size: 3rem;
    font-weight: 700;
    margin-bottom: 1rem;
    color: #1e293b;
}

.hero-subtitle {
    font-size: 1.5rem;
    color: #2563eb;
    margin-bottom: 1rem;
    font-weight: 500;
}

.hero-description {
    font-size: 1.1rem;
    color: #64748b;
    max-width: 600px;
    margin: 0 auto;
}

/* Section Styles */
section {
    padding: 4rem 0;
}

.section-title {
    text-align: center;
    font-size: 2rem;
    font-weight: 600;
    margin-bottom: 2rem;
    color: #1e293b;
}

/* Project Section */
.project {
    background-color: #f8fafc;
}

.project-card {
    background: white;
    border-radius: 12px;
    padding: 2rem;
    box-shadow: 0 4px 6px rgba(0, 0, 0, 0.05);
    border: 1px solid #e2e8f0;
    max-width: 600px;
    margin: 0 auto;
    text-align: center;
}

.project-content h3 {
    font-size: 1.5rem;
    font-weight: 600;
    margin-bottom: 1rem;
    color: #1e293b;
    text-align: center;
}

.project-content p {
    color: #64748b;
    margin-bottom: 1.5rem;
    line-height: 1.6;
    text-align: center;
}

.project-tech {
    display: flex;
    flex-wrap: wrap;
    gap: 0.5rem;
    margin-bottom: 1.5rem;
    justify-content: center;
}

.tech-tag {
    background-color: #e2e8f0;
    color: #475569;
    padding: 0.25rem 0.75rem;
    border-radius: 20px;
    font-size: 0.875rem;
    font-weight: 500;
}

.project-links {
    display: flex;
    gap: 1rem;
    justify-content: center;
}

.project-link {
    color: #2563eb;
    text-decoration: none;
    font-weight: 500;
    display: flex;
    align-items: center;
    gap: 0.5rem;
    transition: color 0.3s ease;
}

.project-link:hover {
    color: #1d4ed8;
}

/* Skills Section */
.skills-list {
    display: flex;
    justify-content: center;
    flex-wrap: wrap;
    gap: 2rem;
    max-width: 600px;
    margin: 0 auto;
}

.skill-item {
    display: flex;
    flex-direction: column;
    align-items: center;
    gap: 0.5rem;
    padding: 1rem;
}

.skill-item i {
    font-size: 2.5rem;
    color: #2563eb;
}

.skill-item span {
    font-weight: 500;
    color: #64748b;
}

/* Contact Section */
.contact {
    background-color: #f8fafc;
}

.contact-info {
    display: flex;
    justify-content: center;
    gap: 3rem;
    flex-wrap: wrap;
    text-align: center;
}

.contact-item h3 {
    color: #1e293b;
    margin-bottom: 0.5rem;
    font-weight: 600;
}

.contact-item p {
    color: #64748b;
}

.contact-item a {
    color: #2563eb;
    text-decoration: none;
}

.contact-item a:hover {
    color: #1d4ed8;
}

/* Sponsors Section */
.sponsors {
    background-color: #ffffff;
}

.sponsor-card {
    display: flex;
    justify-content: center;
    align-items: center;
    margin-top: 2rem;
}

.sponsor-card iframe {
    border-radius: 10px;
    box-shadow: 0 4px 6px rgba(0, 0, 0, 0.1);
    max-width: 100%;
    height: auto;
}

/* Responsive Design */
@media (max-width: 768px) {
    .hero-title {
        font-size: 2rem;
    }
    
    .hero-subtitle {
        font-size: 1.2rem;
    }
    
    .skills-list {
        gap: 1rem;
    }
    
    .contact-info {
        flex-direction: column;
        gap: 1.5rem;
    }
    
    .project-links {
        flex-direction: column;
    }
    
    .sponsor-card iframe {
        width: 100%;
        height: 200px;
    }
}

@media (max-width: 480px) {
    .container {
        padding: 0 15px;
    }
    
    .hero-title {
        font-size: 1.8rem;
    }
    
    .section-title {
        font-size: 1.5rem;
    }
}

/* Smooth scrolling */
html {
    scroll-behavior: smooth;
}