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

body {
    font-family: 'Segoe UI', system-ui, sans-serif;
    background: #0f172a;
    color: #e2e8f0;
    line-height: 1.7;
}

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

.logo {
    font-size: 1.8rem;
    font-weight: bold;
    color: #60a5fa;
}

.nav-links a {
    color: #e2e8f0;
    margin: 0 20px;
    text-decoration: none;
    font-size: 1.1rem;
    transition: color 0.3s;
}

.nav-links a:hover {
    color: #60a5fa;
}

header {
    min-height: 100vh;
    display: flex;
    align-items: center;
    justify-content: center;
    text-align: center;
    background: linear-gradient(rgba(15, 23, 42, 0.85), rgba(15, 23, 42, 0.9)), #1e3a8a;
    position: relative;
}

.profile-img {
    width: 200px;
    height: 200px;
    border-radius: 50%;
    border: 6px solid #60a5fa;
    margin-bottom: 30px;
    object-fit: cover;
    box-shadow: 0 20px 40px rgba(0, 0, 0, 0.5);
}

.highlight {
    color: #60a5fa;
}

.title {
    font-size: 1.8rem;
    margin: 15px 0;
    color: #94a3b8;
}

.description {
    max-width: 600px;
    margin: 0 auto 40px;
    font-size: 1.2rem;
}

.cta-btn {
    background: #e74c3c;
    color: white;
    padding: 16px 40px;
    border: none;
    border-radius: 50px;
    font-size: 1.2rem;
    cursor: pointer;
    transition: all 0.4s;
    box-shadow: 0 10px 25px rgba(231, 76, 60, 0.4);
}

.cta-btn:hover {
    background: #c0392b;
    transform: translateY(-5px);
}

.section {
    padding: 100px 20px;
    max-width: 1100px;
    margin: 0 auto;
}

h2 {
    text-align: center;
    font-size: 2.8rem;
    margin-bottom: 60px;
    color: #60a5fa;
}

.skills-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(180px, 1fr));
    gap: 20px;
}

.skill-card {
    background: rgba(255, 255, 255, 0.08);
    padding: 30px 20px;
    text-align: center;
    border-radius: 16px;
    font-size: 1.3rem;
    transition: all 0.3s;
    border: 1px solid rgba(96, 165, 250, 0.2);
}

.skill-card:hover {
    background: rgba(96, 165, 250, 0.15);
    transform: translateY(-10px);
}

.projects-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(320px, 1fr));
    gap: 30px;
}

.project-card {
    background: rgba(255, 255, 255, 0.08);
    padding: 35px;
    border-radius: 16px;
    transition: all 0.4s;
}

.project-card:hover {
    transform: translateY(-15px);
    box-shadow: 0 20px 40px rgba(0, 0, 0, 0.3);
}

footer {
    text-align: center;
    padding: 50px 20px;
    background: #0a1329;
    color: #64748b;
}

@media (max-width: 768px) {
    .nav-links a { margin: 0 10px; font-size: 1rem; }
    header { min-height: 90vh; }
    h2 { font-size: 2.3rem; }
}