/* ===========================================
   청음재활치료 페이지 스타일
   =========================================== */


/* ===========================================
   청음재활치료 소개 섹션
   =========================================== */

.rehabilitation-intro {
    width: 100%;
    padding: 135px 0;
    position: relative;
    overflow: hidden;
}

.rehabilitation-intro .intro-background {
    position: absolute;
    left: 0;
    top: 0;
    width: 100%;
    height: 100%;
    z-index: -1;
    background: #050505;
}

.rehabilitation-intro .intro-background img {
    width: 100%;
    height: 100%;
    object-fit: cover;
    object-position: center;
}

.question-section {
    display: flex;
    flex-direction: column;
    gap: 12px;
    text-align: center;
    margin-bottom: 100px;
}

.intro-content {
    display: flex;
    align-items: center;
    position: relative;
    max-width: 1200px;
    margin: 0 auto;
    gap: 80px;
}

.intro-image {
    flex: 0 0 585px;
    display: flex;
    align-items: center;
    justify-content: center;
    position: relative;
}

.intro-image img {
    width: 585px;
    height: 432px;
    object-fit: cover;
    border-radius: 8px;
}

.sound-waves {
    position: absolute;
    left: -200px;
    top: 50%;
    transform: translateY(-50%);
    display: flex;
    align-items: center;
    gap: 8px;
}

.wave-circles {
    display: flex;
    align-items: center;
    position: relative;
    width: 113px;
    height: 170px;
}

.wave-circle {
    position: absolute;
    width: 82.64px;
    height: 170px;
    background: linear-gradient(270deg, #E1FF00 0%, #024425 31%);
    border-radius: 9999px;
    left: 0;
    top: 0;
}

.wave-circle:nth-child(1) {
    opacity: 0.20;
}

.wave-circle:nth-child(2) {
    opacity: 0.50;
}

.wave-circle:nth-child(3) {
    opacity: 1;
}

.wave-label {
    color: white;
    font-size: 30px;
    font-family: 'Pretendard', sans-serif;
    font-weight: 600;
    line-height: 48px;
    margin-top: 56px;
}

.intro-text {
    flex: 1;
    display: flex;
    flex-direction: column;
    gap: 32px;
}

.question-section {
    display: flex;
    flex-direction: column;
    gap: 12px;
    text-align: center;
    margin-bottom: 100px;
}

.section-label {
    color: #F1F1F5;
    font-size: 20px;
    font-family: 'MaruBuriOTF', 'MaruBuri', 'Pretendard', sans-serif;
    font-weight: 400;
    line-height: 32px;
    margin: 0;
}

.main-question {
    color: white;
    font-size: 36px;
    font-family: 'MaruBuriOTF', 'MaruBuri', 'Pretendard', sans-serif;
    font-weight: 400;
    line-height: 57.6px;
    margin: 0;
}

.answer-section {
    display: flex;
    flex-direction: column;
    gap: 16px;
}

.answer-title {
    color: white;
    font-size: 20px;
    font-family: 'Pretendard', sans-serif;
    font-weight: 600;
    line-height: 32px;
    margin: 0;
}

.answer-description {
    color: white;
    font-size: 16px;
    font-family: 'Pretendard', sans-serif;
    font-weight: 400;
    line-height: 25.6px;
    margin: 0;
}


/* ===========================================
   치료 원리 섹션
   =========================================== */

.treatment-principle {
    width: 100%;
    padding: 180px 0;
    background: white;
    position: relative;
    overflow: hidden;
}

.treatment-principle::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 107%;
    background: url('../images/treatment-principle-bg.png') no-repeat center center;
}

.principle-background {
    position: relative;
}

.principle-decorations {
    position: absolute;
    width: 100%;
    height: 100%;
    pointer-events: none;
}

.decoration-ear {
    position: absolute;
    width: 408px;
    height: 641px;
    opacity: 0.5;
}

.decoration-ear.left {
    left: 359px;
    top: -300px;
}

.decoration-ear.right {
    right: 359px;
    bottom: -300px;
    transform: rotate(180deg);
}

.decoration-ear img {
    width: 100%;
    height: 100%;
    object-fit: cover;
}

.principle-content {
    text-align: center;
    max-width: 800px;
    margin: 0 auto;
    position: relative;
    z-index: 2;
    display: flex;
    flex-direction: column;
    gap: 30px;
}

.principle-content .section-label {
    color: #005E32;
    font-size: 20px;
    font-family: 'MaruBuriOTF', 'MaruBuri', 'Pretendard', sans-serif;
    font-weight: 400;
    line-height: 32px;
}

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

.principle-answer {
    color: #555555;
    font-size: 16px;
    font-family: 'Pretendard', sans-serif;
    font-weight: 400;
    line-height: 25.6px;
    margin: 0;
}


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

.treatment-process {
    width: 100%;
    padding: 180px 0;
    background: #F0F0F4;
}

.process-header {
    text-align: center;
    margin-bottom: 49px;
    display: flex;
    flex-direction: column;
    gap: 12px;
}

.process-header .section-label {
    color: #005E32;
    font-size: 20px;
    font-family: 'MaruBuriOTF', 'MaruBuri', 'Pretendard', sans-serif;
    font-weight: 400;
    line-height: 32px;
}

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

.process-steps {
    max-width: 1200px;
    margin: 0 auto;
    display: flex;
    justify-content: space-between;
    gap: 20px;
}

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

.step-image {
    width: 100%;
    height: 300px;
    background: #323232;
    overflow: hidden;
}

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

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

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

.step-badge {
    padding: 4px 16px;
    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-header .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;
}


/* ===========================================
   연구 근거 섹션
   =========================================== */

.research-evidence {
    width: 100%;
    padding: 180px 0;
    overflow: hidden;
    position: relative;
}

.research-evidence .research-background {
    position: absolute;
    top: 0;
    left: 50%;
    transform: translateX(-50%);
    width: 100%;
    height: 100%;
    object-fit: cover;
    z-index: 0;
}

.research-content {
    display: flex;
    align-items: center;
    max-width: 1200px;
    margin: 0 auto;
    padding: 0 60px;
    gap: 80px;
    position: relative;
    z-index: 1;
}

.research-document {
    flex: 0 0 500px;
}

.research-document img {
    width: 100%;
    height: auto;
    object-fit: contain;
}

.research-text {
    flex: 1;
    display: flex;
    flex-direction: column;
    gap: 40px;
}

.research-title {
    color: white;
    font-size: 36px;
    font-family: 'MaruBuriOTF', 'MaruBuri', 'Pretendard', sans-serif;
    font-weight: 400;
    line-height: 57.6px;
    margin: 0;
}

.research-description {
    color: white;
    font-size: 16px;
    font-family: 'Pretendard', sans-serif;
    font-weight: 400;
    line-height: 25.6px;
    margin: 0;
}


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

@media (max-width: 1024px) {
    /* 청음재활치료 소개 */
    .rehabilitation-intro {
        padding: 80px 16px;
    }
    .question-section {
        margin-bottom: 40px;
    }
    .intro-content {
        flex-direction: column;
        gap: 40px;
        padding: 0;
    }
    .intro-image {
        flex: none;
        width: 100%;
    }
    .intro-image img {
        width: 100%;
        max-width: 350px;
        height: auto;
    }
    .sound-waves {
        display: none;
    }
    .intro-text {
        gap: 24px;
    }
    .section-label {
        font-size: 16px;
        line-height: 25.6px;
    }
    .main-question {
        font-size: 21px;
        line-height: 33.6px;
    }
    .answer-title {
        font-size: 18px;
        line-height: 28.8px;
    }
    .answer-description {
        font-size: 14px;
        line-height: 22.4px;
    }
    /* 치료 원리 */
    .treatment-principle {
        padding: 140px 16px;
    }
    .treatment-principle::before {
        background: url(../images/treatment-principle-mo-bg.png) no-repeat center center;
    }
    .principle-decorations {
        display: none;
    }
    .principle-content .section-label {
        font-size: 16px;
        line-height: 25.6px;
    }
    .principle-question {
        font-size: 21px;
        line-height: 33.6px;
    }
    .principle-answer {
        font-size: 14px;
        line-height: 22.4px;
    }
    /* 치료 과정 */
    .treatment-process {
        padding: 80px 16px;
    }
    .process-header {
        margin-bottom: 20px;
    }
    .process-header .section-label {
        font-size: 16px;
        line-height: 25.6px;
    }
    .process-title {
        font-size: 21px;
        line-height: 33.6px;
    }
    .process-steps {
        flex-direction: column;
        gap: 40px;
        align-items: center;
        padding: 0;
    }
    .step-item {
        width: 100%;
    }
    .step-image {
        height: 200px;
    }
    .step-header .step-title {
        font-size: 16px;
        line-height: 25.6px;
    }
    .step-description {
        font-size: 14px;
        line-height: 22.4px;
    }
    /* 연구 근거 */
    .research-evidence {
        padding: 80px 16px;
    }
    .research-content {
        flex-direction: column-reverse;
        gap: 40px;
        padding: 0;
        align-items: flex-start;
    }
    .research-document {
        flex: none;
        text-align: center;
    }
    .research-document img {
        max-width: 100%;
        width: 100%;
    }
    .research-text {
        gap: 24px;
    }
    .research-title {
        font-size: 21px;
        line-height: 33.6px;
    }
    .research-description {
        font-size: 14px;
        line-height: 22.4px;
    }
}


/* ===========================================
   반응형 - 작은 모바일 (480px 이하)
   =========================================== */

@media (max-width: 480px) {
    .intro-image img {
        max-width: 100%;
    }
    /*  .main-question {
        font-size: 18px;
        line-height: 28.8px;
    }
    .principle-question {
        font-size: 18px;
        line-height: 28.8px;
    }
    .process-title {
        font-size: 18px;
        line-height: 28.8px;
    }
    .research-title {
        font-size: 18px;
        line-height: 28.8px;
    } */
}