* {
    margin: 0;
    padding: 0;
    box-sizing: border-box;
    font-family: "Segoe UI", sans-serif;
}

body {
    color: #1f2933;
    background: #ffffff;
}

/* Navbar */
.navbar {
    display: flex;
    justify-content: space-between;
    align-items: center;
    padding: 20px 8%;
    position: sticky;
    top: 0;
    background: white;
    box-shadow: 0 2px 10px rgba(0,0,0,0.05);
}

.logo {
    font-size: 1.6rem;
    font-weight: bold;
    color: #4f46e5;
}

.navbar nav a {
    margin-left: 25px;
    text-decoration: none;
    color: #374151;
    font-weight: 500;
}

.btn {
    padding: 10px 18px;
    border-radius: 8px;
}

.primary {
    background: #4f46e5;
    color: white;
}

.secondary {
    border: 2px solid #4f46e5;
    color: #4f46e5;
}

/* Hero */
.hero {
    height: 90vh;
    background: linear-gradient(135deg, #4f46e5, #6366f1);
    display: flex;
    align-items: center;
    justify-content: center;
    text-align: center;
    color: white;
    padding: 0 10%;
}

.hero h1 {
    font-size: 3rem;
    margin-bottom: 20px;
}

.hero p {
    font-size: 1.1rem;
    margin-bottom: 30px;
    opacity: 0.9;
}

.hero-buttons a {
    margin: 10px;
}

/* Features */
.features {
    padding: 80px 10%;
    text-align: center;
}

.features h2 {
    font-size: 2.2rem;
    margin-bottom: 50px;
}

.feature-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
    gap: 30px;
}

.feature-card {
    padding: 30px;
    border-radius: 14px;
    background: #f9fafb;
    transition: transform 0.3s;
}

.feature-card:hover {
    transform: translateY(-10px);
}

.feature-card h3 {
    margin-bottom: 15px;
}

/* CTA */
.cta {
    padding: 80px 10%;
    background: #f3f4f6;
    text-align: center;
}

.cta h2 {
    font-size: 2rem;
    margin-bottom: 15px;
}

.cta p {
    margin-bottom: 25px;
    color: #4b5563;
}

/* Footer */
footer {
    padding: 20px;
    text-align: center;
    background: #111827;
    color: #9ca3af;
}

/* Responsive */
@media (max-width: 768px) {
    .hero h1 {
        font-size: 2.2rem;
    }
}