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

body {
    background-color: #f9f9f9;
    color: #333;
    line-height: 1.6;
}

header {
    display: flex;
    justify-content: space-between;
    align-items: center;
    padding: 1rem 2rem;
    background: white;
    box-shadow: 0 2px 5px rgba(0,0,0,0.1);
}

.logo {
    display: flex;
    align-items: center;
    gap: 10px;
}

.logo img {
    height: 40px;
}

nav a {
    margin-left: 1.5rem;
    text-decoration: none;
    color: #0066cc;
    font-weight: bold;
}

nav a:hover {
    color: #004499;
}

nav a.active {
    color: #d32f2f;
    text-decoration: underline;
}

main {
    max-width: 1000px;
    margin: 2rem auto;
    padding: 0 1.5rem;
}

.hero {
    text-align: center;
    padding: 3rem 1rem;
}

.hero h1 {
    font-size: 2.5rem;
    margin-bottom: 1rem;
    color: #1a1a1a;
}

.hero p {
    font-size: 1.3rem;
    line-height: 1.6;
    margin-bottom: 2rem;
    color: #444;
}

.btn {
    display: inline-block;
    padding: 0.8rem 2rem;
    background: #d32f2f;
    color: white;
    text-decoration: none;
    border-radius: 5px;
    font-weight: bold;
}

.btn:hover {
    background: #b71c1c;
}

.register-section, .login-section {
    max-width: 500px;
    margin: 0 auto;
    padding: 2rem;
    background: white;
    border-radius: 10px;
    box-shadow: 0 0 10px rgba(0,0,0,0.05);
}

.register-section h2, .login-section h2 {
    text-align: center;
    margin-bottom: 1.5rem;
    color: #1a1a1a;
}

form input {
    width: 100%;
    padding: 0.8rem;
    margin-bottom: 1rem;
    border: 1px solid #ccc;
    border-radius: 5px;
}

form button {
    width: 100%;
    padding: 0.8rem;
    background: #0066cc;
    color: white;
    border: none;
    border-radius: 5px;
    font-size: 1rem;
    cursor: pointer;
}

form button:hover {
    background: #004499;
}

form p {
    text-align: center;
    margin-top: 1rem;
}

form a {
    color: #0066cc;
    text-decoration: none;
}

footer {
    text-align: center;
    padding: 2rem;
    margin-top: 3rem;
    background: #eee;
    color: #555;
    font-size: 0.9rem;
}