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

body {
    font-family: Arial, sans-serif;
    line-height: 1.6;
    color: #333;
}

header {
    background: #2c3e50;
    color: white;
    padding: 1rem 0;
    position: fixed;
    width: 100%;
    top: 0;
    z-index: 1000;
}

nav {
    display: flex;
    justify-content: space-between;
    align-items: center;
    max-width: 1200px;
    margin: 0 auto;
    padding: 0 2rem;
}

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

.nav-links a {
    color: white;
    text-decoration: none;
    transition: color 0.3s;
}

.nav-links a:hover {
    color: #3498db;
}

main {
    margin-top: 80px;
}

section {
    padding: 4rem 2rem;
    max-width: 1200px;
    margin: 0 auto;
}

.hero {
    text-align: center;
    background: linear-gradient(135deg, #667eea 0%, #764ba2 100%);
    color: white;
    min-height: 400px;
    display: flex;
    flex-direction: column;
    justify-content: center;
    align-items: center;
}

.hero h2 {
    font-size: 3rem;
    margin-bottom: 1rem;
}

.hero p {
    font-size: 1.2rem;
    margin-bottom: 2rem;
}

#heroBtn {
    background: white;
    color: #667eea;
    border: none;
    padding: 1rem 2rem;
    font-size: 1rem;
    border-radius: 5px;
    cursor: pointer;
    transition: transform 0.3s;
}

#heroBtn:hover {
    transform: scale(1.05);
}

.about {
    background: #f4f4f4;
}

.about h2 {
    text-align: center;
    margin-bottom: 2rem;
    font-size: 2.5rem;
}

.cards {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
    gap: 2rem;
}

.card {
    background: white;
    padding: 2rem;
    border-radius: 10px;
    box-shadow: 0 4px 6px rgba(0, 0, 0, 0.1);
    transition: transform 0.3s;
}

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

.card h3 {
    margin-bottom: 1rem;
    color: #667eea;
}

.contact h2 {
    text-align: center;
    margin-bottom: 2rem;
    font-size: 2.5rem;
}

#contactForm {
    max-width: 600px;
    margin: 0 auto;
    display: flex;
    flex-direction: column;
    gap: 1rem;
}

#contactForm input,
#contactForm textarea {
    padding: 1rem;
    border: 1px solid #ddd;
    border-radius: 5px;
    font-size: 1rem;
}

#contactForm textarea {
    min-height: 150px;
    resize: vertical;
}

#contactForm button {
    background: #667eea;
    color: white;
    border: none;
    padding: 1rem;
    font-size: 1rem;
    border-radius: 5px;
    cursor: pointer;
    transition: background 0.3s;
}

#contactForm button:hover {
    background: #764ba2;
}

footer {
    background: #2c3e50;
    color: white;
    text-align: center;
    padding: 2rem;
}