/* ===========================================
   청신경추나 페이지 스타일
   =========================================== */


/* ===========================================
   안내 메시지 섹션
   =========================================== */

.notice-section {
    width: 100%;
    padding: 100px 0;
    display: flex;
    justify-content: center;
    align-items: center;
}

.notice-container {
    max-width: 1200px;
    width: 100%;
    padding: 80px 60px;
    background: white;
    border-radius: 20px;
    border: 1px solid #DADADA;
    position: relative;
    display: flex;
    flex-direction: column;
    align-items: center;
    gap: 24px;
    box-shadow: 0px 0px 60px rgba(0, 0, 0, 0.10);
}

.notice-icon {
    position: absolute;
    top: -50px;
    width: 100px;
    height: 100px;
    background: linear-gradient(128deg, #005E32 0%, #4BA298 100%);
    border-radius: 100px;
    border: 1px solid #BABABA;
    display: flex;
    align-items: center;
    justify-content: center;
}

.notice-title {
    color: #3E3E3E;
    font-size: 32px;
    font-family: 'MaruBuriOTF', 'MaruBuri', 'Pretendard', sans-serif;
    font-weight: 300;
    line-height: 51.2px;
    text-align: center;
    margin: 0;
}

.notice-description {
    color: #555555;
    font-size: 20px;
    font-family: 'Pretendard', sans-serif;
    line-height: 32px;
    text-align: center;
    margin: 0;
}

.notice-bold {
    font-weight: 600;
}


/* ===========================================
   이명 원인 설명 섹션
   =========================================== */

.tinnitus-explanation {
    width: 100%;
    padding: 177px 0;
    background: #121214;
    position: relative;
    overflow: hidden;
}

.tinnitus-explanation::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background-image: url('../images/tinnitus-bg.jpg');
    background-size: cover;
    background-position: center;
    opacity: 1;
    z-index: 1;
}

.explanation-content {
    position: relative;
    z-index: 2;
    max-width: 1200px;
    margin: 0 auto;
    padding: 0 20px;
    display: flex;
    flex-direction: column;
    align-items: center;
    gap: 27px;
}

.explanation-title {
    color: white;
    font-size: 32px;
    font-family: 'MaruBuriOTF', 'MaruBuri', 'Pretendard', sans-serif;
    font-weight: 300;
    line-height: 51.2px;
    text-align: center;
    margin: 0;
}

.explanation-subtitle {
    color: white;
    font-size: 16px;
    font-family: 'Pretendard', sans-serif;
    font-weight: 300;
    line-height: 25.6px;
    text-align: center;
    margin: 0;
}

.explanation-main {
    display: flex;
    flex-direction: column;
    align-items: center;
    gap: 0;
}

.explanation-text {
    color: white;
    font-size: 20px;
    font-family: 'Pretendard', sans-serif;
    font-weight: 500;
    line-height: 32px;
    text-align: center;
    margin: 0;
}

.explanation-highlight {
    background: linear-gradient(to right, #FF5A14 70%, #FFCC00 100%);
    -webkit-background-clip: text;
    background-clip: text;
    -webkit-text-fill-color: transparent;
    color: transparent;
    font-size: 20px;
    font-family: 'Pretendard', sans-serif;
    font-weight: 500;
    line-height: 32px;
    text-align: center;
    margin: 0;
}


/* ===========================================
   상세 설명 섹션
   =========================================== */

.detailed-explanation {
    width: 100%;
    padding: 0px 0 100px;
    display: flex;
    justify-content: center;
    align-items: center;
    position: relative;
}

.explanation-container {
    max-width: 800px;
    width: 100%;
    text-align: center;
    position: relative;
}

.decoration-section {
    display: flex;
    justify-content: center;
    align-items: center;
    margin-bottom: 50px;
    margin-top: -100px;
}

.decoration-circles {
    position: relative;
    width: 40px;
    height: 172px;
}

.decoration-circles:before {
    content: "";
    height: 120px;
    width: 2px;
    background: linear-gradient(to bottom, #fff 0%, #005E32 100%);
    position: absolute;
    top: 33px;
    left: 50%;
    transform: translateX(-50%);
    z-index: 1;
}

.decoration-circles .circle-large {
    position: absolute;
    width: 40px;
    height: 40px;
    left: 0;
    top: 132px;
    opacity: 0.10;
    background: #41D891;
    border-radius: 50%;
}

.decoration-circles .circle-medium {
    position: absolute;
    width: 22px;
    height: 22px;
    left: 9px;
    top: 141px;
    opacity: 0.10;
    background: #005E32;
    border-radius: 50%;
}

.decoration-circles .circle-small {
    position: absolute;
    width: 10px;
    height: 10px;
    left: 15px;
    top: 147px;
    opacity: 0.20;
    background: #005E32;
    box-shadow: 0px 4px 4px rgba(0, 0, 0, 0.25);
    border-radius: 50%;
}

.decoration-circles .circle-tiny {
    position: absolute;
    width: 4px;
    height: 4px;
    left: 18px;
    top: 150px;
    background: #005E32;
    border-radius: 50%;
}

.detailed-text {
    color: #555555;
    font-size: 18px;
    font-family: 'Pretendard', sans-serif;
    font-weight: 400;
    line-height: 28.8px;
    margin: 0;
}


/* ===========================================
   측두골 구조 섹션
   =========================================== */

.temporal-bone-section {
    width: 100%;
    display: flex;
    justify-content: center;
    max-width: 1200px;
    margin: 0 auto;
    border-radius: 15px;
    padding: 0px 20px;
}

.temporal-bone-container {
    background: #F7F7FB;
    max-width: 1200px;
    width: 100%;
    display: flex;
    justify-content: center;
}

.bone-diagram {
    width: 100%;
    max-width: 1200px;
    height: 609px;
    background: #F7F7FB;
    border-radius: 16px;
    position: relative;
    overflow: hidden;
}

.bone-diagram img {
    width: 100%;
    height: 100%;
    object-fit: cover;
}


/* ===========================================
   청신경추나 소개 섹션
   =========================================== */

.treatment-intro {
    width: 100%;
    padding: 100px 0;
    display: flex;
    justify-content: center;
}

.intro-content {
    max-width: 600px;
    text-align: center;
}

.intro-text {
    margin: 0;
}

.intro-light {
    color: #555555;
    font-size: 26px;
    font-family: 'Pretendard', sans-serif;
    font-weight: 300;
    line-height: 41.6px;
}

.intro-bold {
    color: #555555;
    font-size: 26px;
    font-family: 'Pretendard', sans-serif;
    font-weight: 700;
    line-height: 41.6px;
}


/* ===========================================
   청신경추나란 섹션
   =========================================== */

.what-is-treatment {
    width: 100%;
}

.treatment-bg {
    width: 100%;
    padding: 170px 0;
    background: #414B32;
    position: relative;
    overflow: hidden;
}

.treatment-bg::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background-image: url(../images/treatment-bg.jpg);
    background-size: cover;
    background-position: center;
    opacity: 1;
    z-index: 1;
}

.treatment-content {
    position: relative;
    z-index: 2;
    max-width: 626px;
    margin: 0 auto;
    display: flex;
    flex-direction: column;
    align-items: center;
    gap: 60px;
}

.treatment-header {
    display: flex;
    flex-direction: column;
    align-items: center;
    gap: 12px;
}

.treatment-label {
    color: white;
    font-size: 20px;
    font-family: 'MaruBuriOTF', 'MaruBuri', 'Pretendard', sans-serif;
    font-weight: 400;
    line-height: 32px;
    text-align: center;
}

.treatment-title {
    color: white;
    font-size: 36px;
    font-family: 'Noto Serif KR', serif;
    font-weight: 400;
    line-height: 57.6px;
    text-align: center;
    margin: 0;
}

.treatment-description {
    color: white;
    font-size: 18px;
    font-family: 'Pretendard', sans-serif;
    font-weight: 300;
    line-height: 28.8px;
    text-align: center;
    margin: 0;
}


/* ===========================================
   고난도 치료 섹션
   =========================================== */

.advanced-treatment {
    width: 100%;
    padding: 80px 0;
    display: flex;
    justify-content: center;
}

.advanced-content {
    position: relative;
    max-width: 1200px;
    width: 100%;
    padding: 80px 60px;
    background: white;
    border-radius: 16px;
    border: 1px solid #E2E2E2;
    box-shadow: 0px 0px 60px rgba(0, 0, 0, 0.10);
    display: flex;
    flex-direction: column;
    align-items: center;
    gap: 24px;
    margin-top: -160px;
    z-index: 1;
}

.advanced-title {
    color: #111111;
    font-size: 32px;
    font-family: 'Noto Serif KR', serif;
    font-weight: 400;
    line-height: 51.2px;
    text-align: center;
    margin: 0;
}

.advanced-description {
    color: #555555;
    font-size: 18px;
    font-family: 'Pretendard', sans-serif;
    font-weight: 300;
    line-height: 28.8px;
    text-align: center;
    margin: 0;
}

.skills-required {
    display: flex;
    justify-content: center;
    align-items: flex-start;
    gap: 0;
}

.skill-item {
    width: 160px;
    height: 160px;
    background: #E6F6E6;
    border-radius: 100px;
    display: flex;
    align-items: center;
    justify-content: center;
    margin-left: -40px;
}

.skill-item:first-child {
    margin-left: 0;
}

.skill-item:nth-child(2) {
    background: #F0F6F0;
    mix-blend-mode: multiply;
}

.skill-item:nth-child(3) {
    background: #E6F6E6;
    mix-blend-mode: multiply;
}

.skill-text {
    color: #555555;
    font-size: 18px;
    font-family: 'Pretendard', sans-serif;
    font-weight: 700;
    line-height: 28.8px;
    text-align: center;
}

.advanced-conclusion {
    text-align: center;
    margin: 0;
}

.conclusion-light {
    color: #555555;
    font-size: 18px;
    font-family: 'Pretendard', sans-serif;
    font-weight: 300;
    line-height: 28.8px;
}

.conclusion-bold {
    color: #555555;
    font-size: 18px;
    font-family: 'Pretendard', sans-serif;
    font-weight: 700;
    line-height: 28.8px;
}


/* ===========================================
   치료 과정 섹션
   =========================================== */

.treatment-process {
    width: 100%;
    padding: 180px 0;
    background: #F6F7F8;
    position: relative;
    overflow: hidden;
}

.treatment-process::before {
    content: '';
    position: absolute;
    top: 0;
    right: 0;
    width: 100%;
    height: 100%;
    background: linear-gradient(0deg, rgba(255, 255, 255, 0.10) 44%, white 80%);
    background-image: url('../images/process-bg.jpg');
    background-size: cover;
    background-position: center;
    z-index: 1;
}

.process-content {
    position: relative;
    z-index: 2;
    max-width: 1200px;
    margin: 0 auto;
    display: flex;
    flex-direction: column;
    align-items: center;
    gap: 40px;
}

.process-header {
    max-width: 626px;
    display: flex;
    flex-direction: column;
    align-items: center;
    gap: 12px;
}

.process-label {
    color: #18522F;
    font-size: 20px;
    font-family: 'MaruBuriOTF', 'MaruBuri', 'Pretendard', sans-serif;
    font-weight: 400;
    line-height: 32px;
    text-align: center;
}

.process-title {
    color: #111111;
    font-size: 36px;
    font-family: 'Noto Serif KR', serif;
    font-weight: 400;
    line-height: 57.6px;
    text-align: center;
    margin: 0;
}

.process-description {
    color: #555555;
    font-size: 18px;
    font-family: 'Pretendard', sans-serif;
    font-weight: 300;
    line-height: 28.8px;
    text-align: center;
    margin: 0;
    margin-top: 20px;
}

.process-steps {
    width: 100%;
    display: flex;
    justify-content: space-between;
    align-items: center;
    gap: 12px;
    position: relative;
}

.step-item {
    flex: 1;
    max-width: 500px;
    width: 100%;
    display: flex;
    flex-direction: column;
    gap: 16px;
}

.step-image {
    width: 100%;
    height: 300px;
    overflow: hidden;
    border-radius: 4px;
}

.step-image img {
    width: 100%;
    height: 100%;
    object-fit: cover;
}

.step-content {
    display: flex;
    flex-direction: column;
    gap: 16px;
    min-height: 130px;
}

.step-header {
    display: flex;
    align-items: center;
    gap: 8px;
}

.step-badge {
    padding: 4px 16px;
    background: white;
    border: 1px solid #E5E5EC;
    border-radius: 2px;
    color: #005E32;
    font-size: 16px;
    font-family: 'Pretendard', sans-serif;
    font-weight: 700;
    line-height: 25.6px;
}

.step-title {
    color: #111111;
    font-size: 18px;
    font-family: 'Pretendard', sans-serif;
    font-weight: 700;
    line-height: 28.8px;
    margin: 0;
}

.step-description {
    color: #555555;
    font-size: 16px;
    font-family: 'Pretendard', sans-serif;
    font-weight: 300;
    line-height: 25.6px;
    margin: 0;
}


/* 화살표 아이콘 */

.arrow-icon {
    width: 60px;
    height: 60px;
    background: #F7FBF7;
    border-radius: 50%;
    box-shadow: 0px 4px 30px rgba(0, 0, 0, 0.25);
    display: flex;
    justify-content: center;
    align-items: center;
    margin: 0 -35px;
    position: relative;
    z-index: 2;
}


/* ===========================================
   추천 대상 섹션
   =========================================== */

.recommendation {
    width: 100%;
    padding: 130px 0;
    background: #F7FBF7;
    display: flex;
    justify-content: center;
}

.recommendation-content {
    max-width: 700px;
    width: 100%;
    display: flex;
    flex-direction: column;
    align-items: center;
    gap: 40px;
}

.recommendation-header {
    display: flex;
    flex-direction: column;
    align-items: center;
    gap: 12px;
}

.recommendation-label {
    color: #18522F;
    font-size: 20px;
    font-family: 'MaruBuriOTF', 'MaruBuri', 'Pretendard', sans-serif;
    font-weight: 400;
    line-height: 32px;
    text-align: center;
}

.recommendation-title {
    color: #111111;
    font-size: 36px;
    font-family: 'MaruBuriOTF', 'MaruBuri', 'Pretendard', sans-serif;
    font-weight: 400;
    line-height: 57.6px;
    text-align: center;
    margin: 0;
}

.recommendation-list {
    width: 100%;
    display: flex;
    flex-direction: column;
    gap: 16px;
}

.recommendation-item {
    width: 100%;
    padding: 20px 26px;
    background: white;
    border: 1px solid #E5E5EC;
    display: flex;
    align-items: center;
    gap: 11px;
}

.check-icon {
    width: 30px;
    height: 30px;
    border: 1px solid #CFCFCF;
    border-radius: 100px;
    display: flex;
    align-items: center;
    justify-content: center;
    flex-shrink: 0;
}

.recommendation-text {
    flex: 1;
    color: #555555;
    font-size: 20px;
    font-family: 'Pretendard', sans-serif;
    font-weight: 500;
    line-height: 32px;
}


/* ===========================================
   FAQ 섹션
   =========================================== */

.faq-section {
    width: 100%;
    padding: 100px 0;
    display: flex;
    justify-content: center;
}

.faq-content {
    max-width: 1200px;
    width: 100%;
    display: flex;
    flex-direction: column;
    align-items: center;
    gap: 62px;
}

.faq-header {
    display: flex;
    flex-direction: column;
    align-items: center;
    gap: 12px;
}

.faq-label {
    color: #18522F;
    font-size: 20px;
    font-family: 'MaruBuriOTF', 'MaruBuri', 'Pretendard', sans-serif;
    font-weight: 400;
    line-height: 32px;
    text-align: center;
}

.faq-title {
    color: #111111;
    font-size: 36px;
    font-family: 'Noto Serif KR', serif;
    font-weight: 400;
    line-height: 57.6px;
    text-align: center;
    margin: 0;
}

.faq-list {
    width: 100%;
    display: flex;
    flex-direction: column;
    border-top: 2px solid #E5E5EC;
}

.faq-item {
    width: 100%;
    border-bottom: 1px solid #E0E0E0;
}

.faq-question {
    width: 100%;
    padding: 20px 30px;
    background: #F7F7FB;
    display: flex;
    align-items: center;
    gap: 8px;
    cursor: pointer;
    transition: background 0.2s ease;
}

.faq-question:hover {
    background: #F0F0F5;
}

.faq-q {
    color: #333333;
    font-size: 18px;
    font-family: 'Pretendard', sans-serif;
    font-weight: 600;
    line-height: 18px;
    flex-shrink: 0;
}

.faq-question-text {
    flex: 1;
    color: #333333;
    font-size: 18px;
    font-family: 'Pretendard', sans-serif;
    font-weight: 600;
    line-height: 25.2px;
}

.faq-toggle {
    width: 32px;
    height: 32px;
    display: flex;
    align-items: center;
    justify-content: center;
    transition: transform 0.3s ease;
    flex-shrink: 0;
    background: #525252;
    border-radius: 50%;
}

.faq-toggle svg {
    transition: transform 0.3s ease;
    fill: #fff;
}

.faq-item .faq-toggle svg {
    transform: rotate(180deg);
}

.faq-item.active .faq-toggle svg {
    transform: rotate(0deg);
}

.faq-answer {
    max-height: 0;
    overflow: hidden;
    transition: max-height 0.3s ease;
    background: white;
}

.faq-item.active .faq-answer {
    max-height: 500px;
}

.faq-answer p {
    padding: 20px 30px 40px 30px;
    color: #555555;
    font-size: 16px;
    font-family: 'Pretendard', sans-serif;
    font-weight: 300;
    line-height: 22.4px;
    margin: 0;
}


/* ===========================================
   관련 치료 카드 섹션
   =========================================== */

.related-treatments {
    width: 100%;
    padding: 0;
}

.treatment-cards {
    display: flex;
    width: 100%;
}

.treatment-card {
    flex: 1;
    width: 50%;
    height: 500px;
    position: relative;
    overflow: hidden;
}

.treatment-card img {
    width: 100%;
    height: 100%;
    object-fit: cover;
}

.card-overlay {
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background: rgba(0, 0, 0, 0);
    display: flex;
    align-items: center;
    justify-content: center;
}

.card-content {
    text-align: center;
    display: flex;
    flex-direction: column;
    gap: 14px;
}

.card-title {
    color: white;
    font-size: 32px;
    font-family: 'Pretendard', sans-serif;
    font-weight: 600;
    line-height: 51.2px;
    margin: 0;
}

.card-description {
    color: white;
    font-size: 20px;
    font-family: 'Pretendard', sans-serif;
    font-weight: 300;
    line-height: 32px;
    margin: 0;
}

.card-left {
    background: white;
}

.card-right {
    background: black;
}


/* ===========================================
   반응형 - 태블릿/모바일 (1024px 이하)
   =========================================== */

@media (max-width: 1024px) {
    /* 안내 메시지 */
    .notice-section {
        padding: 120px 16px 40px;
    }
    .notice-container {
        padding: 60px 20px;
    }
    .notice-icon {
        width: 80px;
        height: 80px;
        top: -40px;
    }
    .notice-icon img {
        width: auto;
        height: 33px;
    }
    .notice-title {
        font-size: 24px;
        line-height: 38.4px;
        margin-bottom: 16px;
    }
    .notice-description {
        font-size: 14px;
        line-height: 22.4px;
    }
    /* 이명 원인 설명 */
    .tinnitus-explanation {
        padding: 100px 16px;
    }
    .explanation-title {
        font-size: 20px;
        line-height: 32px;
    }
    .explanation-subtitle {
        font-size: 14px;
        line-height: 22.4px;
    }
    .explanation-text,
    .explanation-highlight {
        font-size: 14px;
        line-height: 22.4px;
        font-weight: 600;
    }
    /* 상세 설명 */
    .detailed-explanation {
        padding: 60px 16px;
    }
    .detailed-text {
        font-size: 14px;
        line-height: 22.4px;
    }
    /* 측두골 구조 */
    .temporal-bone-section {}
    .bone-diagram {
        height: auto;
        padding: 0 16px;
    }
    .label {
        font-size: 12px;
        line-height: 19.2px;
        padding: 6px 12px;
    }
    .external-ear {
        top: 40px;
        left: 50px;
    }
    .middle-ear {
        top: 40px;
        left: 120px;
    }
    .inner-ear {
        top: 40px;
        left: 180px;
    }
    .temporal-bone {
        top: 120px;
        left: 50px;
    }
    .cochlea {
        top: 160px;
        left: 180px;
    }
    .damaged-cells {
        bottom: 40px;
        right: 50px;
    }
    /* 청신경추나 소개 */
    .treatment-intro {
        padding: 32px 16px 60px;
    }
    .intro-light,
    .intro-bold {
        font-size: 18px;
        line-height: 28.8px;
    }
    /* 청신경추나란 */
    .treatment-content {
        gap: 26px;
    }
    .treatment-bg {
        padding: 120px 16px;
    }
    .treatment-label {
        font-size: 16px;
        line-height: 25.6px;
    }
    .treatment-title {
        font-size: 20px;
        line-height: 32px;
    }
    .treatment-description {
        font-size: 14px;
        line-height: 22.4px;
    }
    /* 고난도 치료 */
    .advanced-treatment {
        padding: 60px 16px;
    }
    .advanced-content {
        padding: 60px 20px;
        margin-top: -130px;
    }
    .advanced-title {
        font-size: 20px;
        line-height: 32px;
    }
    .advanced-description {
        font-size: 14px;
        line-height: 22.4px;
    }
    .skill-item {
        width: 120px;
        height: 120px;
        margin-left: -20px;
    }
    .skill-text {
        font-size: 14px;
        line-height: 22.4px;
    }
    .conclusion-light,
    .conclusion-bold {
        font-size: 14px;
        line-height: 22.4px;
    }
    /* 치료 과정 */
    .treatment-process {
        padding: 120px 16px;
    }
    .process-label {
        font-size: 16px;
        line-height: 25.6px;
        font-weight: 600;
    }
    .process-title {
        font-size: 21px;
        line-height: 33.6px;
    }
    .process-description {
        font-size: 14px;
        line-height: 22.4px;
    }
    .process-steps {
        flex-direction: column;
        gap: 40px;
    }
    .arrow-icon {
        display: none;
    }
    .step-image {
        height: auto;
    }
    .step-description {
        font-size: 14px;
        line-height: 22.4px;
    }
    /* 추천 대상 */
    .recommendation {
        padding: 80px 16px;
    }
    .recommendation-content {
        gap: 26px;
    }
    .recommendation-label {
        font-size: 16px;
        line-height: 25.6px;
        font-weight: 600;
    }
    .recommendation-title {
        font-size: 21px;
        line-height: 33.6px;
    }
    .recommendation-item {
        padding: 16px 20px;
    }
    .recommendation-text {
        font-size: 16px;
        line-height: 25.6px;
    }
    /* FAQ */
    .faq-content {
        gap: 40px;
    }
    .faq-section {
        padding: 80px 16px;
    }
    .faq-label {
        font-size: 16px;
        line-height: 25.6px;
        font-weight: 600;
    }
    .faq-title {
        font-size: 21px;
        line-height: 33.6px;
    }
    .faq-question {
        padding: 16px 20px;
    }
    .faq-q,
    .faq-question-text {
        font-size: 16px;
        line-height: 25.6px;
        font-weight: 700;
        color: #555555;
    }
    .faq-answer p {
        padding: 16px 20px 32px 20px;
        font-size: 14px;
        line-height: 22.4px;
    }
    .faq-toggle {
        width: 25px;
        height: 25px;
    }
    /* 관련 치료 카드 */
    .treatment-cards {
        flex-direction: column;
    }
    .treatment-card {
        flex: auto;
        width: 100%;
        height: 300px;
    }
    .card-title {
        font-size: 24px;
        line-height: 38.4px;
    }
    .card-description {
        font-size: 14px;
        line-height: 22.4px;
    }
    .check-icon svg {
        width: 12px;
    }
}