@import url("base.css");
@import url("header.css");
@import url("footer.css");


/* ==============================
    Layout
============================== */
#sContainer {
    position: relative;
    margin-bottom: 200px;
}


/* ==============================
    Right Fixed Menu
============================== */
#right {
    position: fixed;
    top: 50%;
    left: 50%;
    margin-left: 795px;
    transform: translateY(-50%);
    z-index: 100;
}

.doctor_consult {
    position: relative;
    width: 97px;
    height: 141px;
    margin-bottom: 30px;
    overflow: hidden;
}

.doctor_consult li {
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;

    opacity: 0;
    transition: opacity 0.5s ease;
}

.doctor_consult li.active {
    opacity: 1;
}

.doctor_consult li img {
    display: block;
    width: 100%;
    height: 100%;
    object-fit: cover;
}

.right_nav {
    margin-bottom: 10px;
    border-radius: 5px;
    background: #144891;
}


/* ==============================
    Sub Visual
============================== */
.sub_visual {
    width: 100%;
    margin-bottom: 50px;
    padding: 0;
}

.sub_visual_bg {
    position: relative;
    width: 100%;
    height: 620px;

    display: flex;
    align-items: center;
    justify-content: center;

    overflow: hidden;
    background: url('/img/sub/bg_03.jpg') center center / cover no-repeat;
}

.sub_visual_bg::before {
    content: '';
    position: absolute;
    inset: 0;
    z-index: 1;

    background: rgba(0, 0, 0, 0.48);
}

.sub_visual_inner {
    width: 1520px;
    margin: 0 auto;
}

.sub_visual_text {
    position: relative;
    z-index: 2;

    text-align: center;
    color: #fff;
}

.sub_visual_text .plus {
    font-family: 'Pretendard_SB';
    font-size: 40px;
    line-height: 1;
}

.sub_visual_text h2 {
    margin: 10px 0;

    font-family: 'Pretendard_SB';
    font-size: 48px;
}

.sub_visual_text p {
    margin: 0;

    font-size: 20px;
    color: #eee;
}


/* ==============================
    Sub Title
============================== */
.sub_title {
    margin-bottom: 80px;
    text-align: center;
}

.sub_title span {
    display: block;
    margin-bottom: 16px;

    font-size: 16px;
    font-weight: 700;
    color: #1459aa;
    letter-spacing: 0.16em;
}

.sub_title h2 {
    margin-bottom: 24px;

    font-size: 48px;
    font-weight: 800;
    color: #111;
}

.sub_title p {
    font-size: 22px;
    line-height: 1.6;
    color: #444;
}


/* 인트로 */
.arthritis_intro {
    display: grid;
    grid-template-columns: 1fr 620px;
    gap: 70px;
    align-items: center;
    margin-bottom: 110px;
}

.arthritis_clinic_inner {
    width: 1520px;
    margin: 0 auto;
}

.intro_text span,
.section_title span {
    display: block;
    font-size: 16px;
    font-weight: 800;
    color: #1459aa;
    letter-spacing: 0.14em;
    margin-bottom: 18px;
}

.intro_text h3 {
    font-size: 42px;
    line-height: 1.35;
    font-weight: 800;
    color: #111;
    margin-bottom: 30px;
}

.intro_text strong {
    display: block;
    font-size: 24px;
    color: #1459aa;
    font-weight: 800;
    margin-bottom: 18px;
}

.intro_text p {
    font-size: 19px;
    line-height: 1.85;
    color: #555;
}

.intro_img {
    height: 470px;
    border-radius: 30px;
    overflow: hidden;
}

.intro_img img,
.knowhow_img img {
    width: 100%;
    height: 100%;
    object-fit: cover;
    display: block;
}

/* 공통 제목 */
.section_title {
    text-align: center;
    margin-bottom: 50px;
}

.section_title span {
    margin-bottom: 14px;
}

.section_title h3 {
    font-size: 38px;
    font-weight: 800;
    color: #111;
}

/* 권장대상 */
.target_section {
    padding: 80px 70px;
    border-radius: 34px;
    background: #f5f8fc;
    margin-bottom: 110px;
}

.target_list {
    display: grid;
    grid-template-columns: repeat(4, 1fr);
    gap: 24px;
}

.target_list li {
    min-height: 210px;
    padding: 40px 30px;
    border-radius: 24px;
    background: #fff;
    box-shadow: 0 14px 35px rgba(0, 0, 0, 0.04);
}

.target_list span {
    display: block;
    font-size: 18px;
    font-weight: 900;
    color: #1459aa;
    margin-bottom: 22px;
}

.target_list p {
    font-size: 18px;
    line-height: 1.65;
    color: #333;
    font-weight: 600;
}

/* 노하우 */
.knowhow_section {
    margin-bottom: 110px;
}

.knowhow_grid {
    display: grid;
    grid-template-columns: repeat(2, 1fr);
    gap: 34px;
}

.knowhow_card {
    border-radius: 28px;
    overflow: hidden;
    background: #fff;
    border: 1px solid #e4e8ef;
    box-shadow: 0 16px 40px rgba(0, 0, 0, 0.05);
}

.knowhow_img {
    height: 330px;
    overflow: hidden;
}

.knowhow_img img {
    transition: transform 0.35s ease;
}

.knowhow_card:hover .knowhow_img img {
    transform: scale(1.05);
}

.knowhow_txt {
    padding: 40px 42px 46px;
}

.knowhow_txt span {
    display: block;
    font-size: 18px;
    font-weight: 900;
    color: #1459aa;
    margin-bottom: 14px;
}

.knowhow_txt h4 {
    font-size: 28px;
    line-height: 1.4;
    font-weight: 800;
    color: #111;
    margin-bottom: 18px;
}

.knowhow_txt p {
    font-size: 17px;
    line-height: 1.8;
    color: #555;
}

/* 주의사항 */
.caution_section {
    padding: 80px 70px;
    border-radius: 34px;
    background: #111;
}

.caution_section .section_title h3 {
    color: #fff;
}

.caution_list {
    display: grid;
    grid-template-columns: repeat(2, 1fr);
    gap: 24px;
}

.caution_list li {
    position: relative;
    padding: 38px 40px 38px 62px;
    border-radius: 24px;
    background: #fff;
    font-size: 18px;
    line-height: 1.8;
    color: #444;
    font-weight: 600;
}

.caution_list li::before {
    content: "!";
    position: absolute;
    left: 32px;
    top: 43px;
    width: 20px;
    height: 20px;
    border-radius: 50%;
    background: #1459aa;
    color: #fff;
    font-size: 13px;
    font-weight: 800;
    display: flex;
    align-items: center;
    justify-content: center;
}