/* General Styles */
* {
    margin: 0;
    padding: 0;
    box-sizing: border-box;
    font-family: 'Segoe UI', Tahoma, Geneva, Verdana, sans-serif;
}

body {
    background-color: #0f172a;
    color: #f8fafc;
    line-height: 1.6;
}

/* Navigation */
nav {
    display: flex;
    justify-content: space-between;
    align-items: center;
    padding: 1rem 5%;
    background: #1e293b;
    position: sticky;
    top: 0;
}

nav ul {
    display: flex;
    list-style: none;
}

nav ul li a {
    color: white;
    text-decoration: none;
    margin-left: 20px;
}

/* Hero Section */
.hero {
    height: 80vh;
    display: flex;
    align-items: center;
    justify-content: center;
    text-align: center;
    background: linear-gradient(rgba(15, 23, 42, 0.7), rgba(15, 23, 42, 0.7)), 
                url('https://images.unsplash.com/photo-1614850523296-d8c1af93d400?auto=format&fit=crop&w=1200&q=80');
    background-size: cover;
}

.hero h1 {
    font-size: 3.5rem;
    margin-bottom: 1rem;
}

.btn {
    display: inline-block;
    background: #38bdf8;
    color: #0f172a;
    padding: 0.8rem 2rem;
    text-decoration: none;
    border-radius: 5px;
    font-weight: bold;
    margin-top: 20px;
}

section {
    padding: 4rem 5%;
    text-align: center;
}