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

/* Background halaman */
body {
    height: 100vh;
    display: flex;
    justify-content: center;
    align-items: center;
    background: linear-gradient(135deg, #667eea, #764ba2);
}

/* Container login */
.login-container {
    width: 100%;
    max-width: 400px;
    padding: 20px;
}

/* Kotak login */
.login-box {
    background: #fff;
    padding: 30px;
    border-radius: 12px;
    box-shadow: 0 10px 25px rgba(0,0,0,0.2);
    text-align: center;
}

/* Judul */
.login-box h2 {
    margin-bottom: 20px;
    color: #333;
}

/* Input group */
.input-group {
    margin-bottom: 15px;
    text-align: left;
}

.input-group label {
    display: block;
    font-weight: 500;
    margin-bottom: 5px;
    color: #555;
}

.input-group input {
    width: 100%;
    padding: 10px 12px;
    border-radius: 8px;
    border: 1px solid #ccc;
    font-size: 16px;
    transition: 0.3s;
}

.input-group input:focus {
    border-color: #667eea;
    outline: none;
}

/* Tombol login */
button {
    width: 100%;
    padding: 12px;
    background: #667eea;
    border: none;
    color: #fff;
    font-size: 16px;
    border-radius: 8px;
    cursor: pointer;
    transition: 0.3s;
}

button:hover {
    background: #5a67d8;
}

/* Link daftar */
.register-link {
    margin-top: 15px;
    font-size: 14px;
}

.register-link a {
    color: #667eea;
    text-decoration: none;
}

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