/* ── Layout ─────────────────────────────────────────── */
body {
    font-family: Arial, sans-serif;
    margin: 0;
    background-color: #f5f5f5;
    color: #333;
}

/* ── Navigation ─────────────────────────────────────── */
header {
    background-color: #2c3e50;
    padding: 12px 24px;
}

header nav ul {
    list-style: none;
    display: flex;
    gap: 24px;
    margin: 0;
    padding: 0;
}

header nav ul li a {
    color: #fff;
    text-decoration: none;
    font-weight: bold;
}

header nav ul li a:hover {
    text-decoration: underline;
}

/* ── Main content ───────────────────────────────────── */
main {
    max-width: 700px;
    margin: 40px auto;
    padding: 0 20px;
}

main h1 {
    margin-bottom: 6px;
}

main p {
    margin-bottom: 24px;
    color: #555;
}

/* ── Contact Form Grid ──────────────────────────────── */
.contact-form {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 16px;
    background-color: #fff;
    padding: 32px;
    border-radius: 8px;
    box-shadow: 0 2px 8px rgba(0, 0, 0, 0.1);
}

.form-group {
    display: flex;
    flex-direction: column;
    gap: 6px;
}

/* Spans both grid columns */
.form-group.full-width {
    grid-column: 1 / -1;
}

/* ── Form Elements ──────────────────────────────────── */
label {
    font-weight: bold;
    font-size: 0.9rem;
}

input[type="text"],
input[type="email"],
textarea {
    padding: 10px 12px;
    border: 1px solid #ccc;
    border-radius: 4px;
    font-size: 1rem;
    font-family: inherit;
    resize: vertical;
}

input[type="text"]:focus,
input[type="email"]:focus,
textarea:focus {
    outline: none;
    border-color: #2c3e50;
    box-shadow: 0 0 0 2px rgba(44, 62, 80, 0.2);
}

.group-title {
    margin: 0;
    font-weight: bold;
    font-size: 0.9rem;
}

.radio-group {
    display: flex;
    flex-direction: column;
    gap: 10px;
}

.radio-group label {
    display: flex;
    align-items: center;
    gap: 8px;
    font-weight: normal;
    font-size: 1rem;
}

input[type="range"] {
    width: 100%;
    margin: 0;
    padding: 0;
}

/* ── Submit Button ──────────────────────────────────── */
button[type="submit"] {
    padding: 12px 24px;
    background-color: #2c3e50;
    color: #fff;
    border: none;
    border-radius: 4px;
    font-size: 1rem;
    cursor: pointer;
    width: 100%;
}

button[type="submit"]:hover {
    background-color: #3d5166;
}

/* ── Responsive ─────────────────────────────────────── */
@media (max-width: 600px) {
    .contact-form {
        grid-template-columns: 1fr;
        padding: 20px;
    }

    .form-group.full-width {
        grid-column: 1;
    }
}