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

body {
    font-family: 'Arial', sans-serif;
    background: linear-gradient(135deg, #FFA500, #FF6B35);
    color: #333;
    min-height: 100vh;
    display: flex;
    flex-direction: column;
    align-items: center;
    padding: 20px;
}

header {
    text-align: center;
    margin-bottom: 30px;
    color: white;
}

header h1 {
    font-size: 2.5rem;
    margin-bottom: 10px;
    text-shadow: 2px 2px 4px rgba(0, 0, 0, 0.3);
}

header p {
    font-size: 1.2rem;
}

main {
    background: white;
    border-radius: 15px;
    box-shadow: 0 10px 30px rgba(0, 0, 0, 0.2);
    padding: 30px;
    max-width: 500px;
    width: 100%;
    animation: fadeIn 1s ease-in;
}

@keyframes fadeIn {
    from { opacity: 0; transform: translateY(-20px); }
    to { opacity: 1; transform: translateY(0); }
}

.form-group {
    margin-bottom: 20px;
}

label {
    display: block;
    margin-bottom: 5px;
    font-weight: bold;
    color: #FF6B35;
}

input, select {
    width: 100%;
    padding: 12px;
    border: 2px solid #FFA500;
    border-radius: 8px;
    font-size: 1rem;
    transition: border-color 0.3s, box-shadow 0.3s;
}

input:focus, select:focus {
    border-color: #FF6B35;
    box-shadow: 0 0 10px rgba(255, 107, 53, 0.5);
    outline: none;
}

.summary {
    background: #FFF3E0;
    padding: 15px;
    border-radius: 8px;
    margin-bottom: 20px;
    border-left: 5px solid #FF6B35;
}

.summary p {
    margin: 5px 0;
    font-weight: bold;
}

.btn-submit {
    width: 100%;
    padding: 15px;
    background: linear-gradient(135deg, #FF6B35, #FFA500);
    color: white;
    border: none;
    border-radius: 8px;
    font-size: 1.2rem;
    cursor: pointer;
    transition: transform 0.3s, box-shadow 0.3s;
}

.btn-submit:hover {
    transform: translateY(-3px);
    box-shadow: 0 5px 15px rgba(255, 107, 53, 0.4);
}

footer {
    margin-top: 30px;
    text-align: center;
    color: white;
    font-size: 0.9rem;
}

/* Responsif untuk mobile */
@media (max-width: 600px) {
    header h1 {
        font-size: 2rem;
    }
    main {
        padding: 20px;
    }
}