body {
    font-family: "Inter", "Segoe UI", sans-serif;
    margin: 0;
    padding: 0;
    background: #f4f6fb;
    color: #1f2933;
}

header {
    background: linear-gradient(120deg, #0b7fab, #3aa17e);
    color: white;
    padding: 2rem;
    text-align: center;
}

main {
    max-width: 960px;
    margin: 2rem auto;
    background: white;
    border-radius: 12px;
    box-shadow: 0 20px 40px rgba(15, 23, 42, 0.1);
    padding: 2rem 3rem;
}

form textarea {
    width: 100%;
    min-height: 140px;
    border-radius: 8px;
    border: 1px solid #d3dae6;
    padding: 1rem;
    font-size: 1rem;
    resize: vertical;
}

button {
    background: #0b7fab;
    border: none;
    color: white;
    font-size: 1rem;
    padding: 0.9rem 1.8rem;
    border-radius: 999px;
    cursor: pointer;
    margin-top: 1rem;
}

button:hover {
    background: #095c7d;
}

.summary-card {
    border: 1px solid #e5e9f2;
    border-radius: 10px;
    padding: 1rem 1.5rem;
    margin-bottom: 1rem;
}

.summary-card h3 {
    margin-top: 0;
}