@charset "utf-8";

/* フォーム全体 */
.contact-form {
    max-width: 600px;
    margin: 40px auto;
    padding: 30px;
    background: #f0f9f5;
    border-radius: 12px;
    box-shadow: 0 8px 20px rgba(0,0,0,0.1);
    font-family: 'Helvetica', 'Arial', sans-serif;
}

/* フォームタイトル */
.contact-form h2 {
    text-align: center;
    color: #2d7a50;
    margin-bottom: 30px;
    font-size: 28px;
    font-weight: bold;
}

/* ラベル */
.contact-form label {
    display: block;
    margin-bottom: 8px;
    color: #333;
    font-weight: 500;
    font-size: 16px;
}

/* 入力欄・テキストエリア */
.contact-form input[type="text"],
.contact-form input[type="email"],
.contact-form textarea {
    width: 100%;
    padding: 12px 15px;
    margin-bottom: 20px;
    border: 2px solid #ccc;
    border-radius: 8px;
    font-size: 16px;
    transition: all 0.3s ease;
}

.contact-form input[type="text"]:focus,
.contact-form input[type="email"]:focus,
.contact-form textarea:focus {
    border-color: #2d7a50;
    box-shadow: 0 0 8px rgba(45, 122, 80, 0.3);
    outline: none;
}

/* テキストエリア高さ */
.contact-form textarea {
    min-height: 150px;
    resize: vertical;
}

/* ボタン */
.contact-form button {
    display: block;
    width: 100%;
    padding: 14px 0;
    background: #2d7a50;
    color: #fff;
    font-size: 18px;
    font-weight: bold;
    border: none;
    border-radius: 8px;
    cursor: pointer;
    transition: all 0.3s ease;
}

.contact-form button:hover {
    background: #3ba06d;
    transform: translateY(-2px);
    box-shadow: 0 5px 15px rgba(0,0,0,0.2);
}

/* エラーメッセージ */
.contact-form .error {
    color: #e74c3c;
    margin-bottom: 20px;
}

/* 送信成功メッセージ */
.contact-form .success {
    color: #2d7a50;
    text-align: center;
    font-weight: bold;
    margin-bottom: 20px;
}

/* ===== レスポンシブ ===== */
@media screen and (max-width: 768px) {
    .contact-form {
        padding: 20px;
        margin: 20px;
    }

    .contact-form h2 {
        font-size: 24px;
    }

    .contact-form input[type="text"],
    .contact-form input[type="email"],
    .contact-form textarea {
        font-size: 15px;
        padding: 10px 12px;
    }

    .contact-form button {
        font-size: 16px;
        padding: 12px 0;
    }
}

@media screen and (max-width: 480px) {
    .contact-form {
        padding: 15px;
        margin: 15px;
    }

    .contact-form h2 {
        font-size: 22px;
    }

    .contact-form input[type="text"],
    .contact-form input[type="email"],
    .contact-form textarea {
        font-size: 14px;
        padding: 8px 10px;
    }

    .contact-form button {
        font-size: 15px;
        padding: 10px 0;
    }
}