body {
    margin: 0;
    padding: 0;
    font-family: 'Noto Sans KR', sans-serif;
}

/* 전체 컨테이너 */
.cs-container {
    width: 90%;
    max-width: 900px;
    margin: 60px auto 100px auto;
}

.cs-title {
    font-size: 36px;
    font-weight: 600;
    margin-bottom: 40px;
}

/* 섹션 제목 */
.section-title {
    font-size: 24px;
    font-weight: 600;
    margin-bottom: 20px;
}

/* FAQ 영역 */
.faq-item {
    border-bottom: 1px solid #cccccc;
    padding: 15px 0;
}

.faq-question {
    width: 100%;
    background-color: #f6f6f6;
    padding: 15px;
    font-size: 17px;
    text-align: left;
    border: none;
    cursor: pointer;
    border-radius: 5px;
    transition: background-color 0.2s ease;
}

.faq-question:hover {
    background-color: #ebebeb;
}

.faq-answer {
    display: none;
    margin-top: 10px;
    padding: 10px;
    font-size: 15px;
    background-color: #fafafa;
    border-radius: 5px;
    line-height: 1.6;
}

/* 문의 폼 */
.contact-form {
    display: flex;
    flex-direction: column;
    gap: 12px;
    margin-top: 30px;
}

.contact-form label {
    font-size: 15px;
}

.contact-form input,
.contact-form textarea {
    width: 100%;
    padding: 12px;
    font-size: 15px;
    border: 1px solid #cccccc;
    border-radius: 5px;
    box-sizing: border-box;
    transition: 0.2s ease;
}

.contact-form input:focus,
.contact-form textarea:focus {
    border-color: #4b2f2f;
    box-shadow: 0 0 5px rgba(75, 47, 47, 0.3);
}

.contact-form textarea {
    height: 180px;
    resize: none;
}

/* 버튼 */
.btn-submit {
    width: 180px;
    padding: 15px;
    background-color: #452829;
    color: white;
    font-size: 17px;
    border: none;
    border-radius: 5px;
    margin-top: 15px;
    cursor: pointer;
    align-self: flex-start;
    transition: 0.2s ease;
}

.btn-submit:hover {
    background-color: #593737;
    transform: translateY(-2px);
}

.btn-submit:active {
    transform: scale(0.95);
}

/* 반응형 */
@media (max-width: 600px) {
    .cs-title {
        font-size: 30px;
    }

    .section-title {
        font-size: 20px;
    }

    .btn-submit {
        width: 100%;
        font-size: 16px;
    }
}

/* --- Tablet (768px ~ 1199px) 보완 --- */
@media (max-width: 1199px) {
    .cs-container {
        width: 92%;
    }
}

/* --- Mobile L (480px ~ 767px) 보완 --- */
@media (max-width: 767px) {
    .cs-container {
        width: 95%;
        margin: 40px auto 80px;
    }

    .cs-title {
        font-size: 26px;
        margin-bottom: 28px;
    }

    .faq-question {
        font-size: 15px;
    }
}

/* --- Mobile S (~ 479px) 보완 --- */
@media (max-width: 479px) {
    .cs-title {
        font-size: 22px;
    }

    .section-title {
        font-size: 18px;
    }

    .faq-question {
        font-size: 14px;
        padding: 12px;
    }

    .contact-form input,
    .contact-form textarea {
        font-size: 14px;
    }
}