* { box-sizing: border-box; margin: 0; padding: 0; }
body {
    font-family: 'Inter', sans-serif;
    background-color: #f0f2f5;
    display: flex;
    justify-content: center;
    align-items: center;
    height: 100vh;
}

.login-card {
    background: white;
    padding: 40px;
    border-radius: 16px;
    box-shadow: 0 10px 25px rgba(0,0,0,0.1);
    width: 100%;
    max-width: 380px;
}

h1 { font-size: 24px; color: #1a1a1a; margin-bottom: 8px; }
p { color: #666; margin-bottom: 24px; font-size: 14px; }

input {
    width: 100%;
    padding: 14px;
    margin-bottom: 16px;
    border: 1px solid #ddd;
    border-radius: 8px;
    font-size: 16px;
    transition: border 0.3s;
}

input:focus { border-color: #4267B2; outline: none; }

button {
    width: 100%;
    padding: 14px;
    background-color: #4267B2;
    color: white;
    border: none;
    border-radius: 8px;
    font-size: 16px;
    font-weight: 600;
    cursor: pointer;
    transition: background 0.3s;
}

button:hover { background-color: #365899; }

.register-link {
    margin-top: 20px;
    text-align: center;
    font-size: 14px;
    color: #666;
}

.register-link a {
    color: #4267B2;
    text-decoration: none;
    font-weight: 600;
}

.register-link a:hover { text-decoration: underline; }