/* ---------- 공통 섹션 타이틀 ---------- */
.inner {
    max-width: 1400px;
    margin: 0 auto;
    padding: 0 40px;
}

.sec-title {
    text-align: center;
    margin-bottom: 60px;
}
.sec-title h2 {
    font-size: 42px;
    font-weight: 300;        /* 전체적으로 얇게 */
    color: var(--black);
    line-height: 1.35;
    letter-spacing: -0.03em;
}
.sec-title h2 strong {
    font-weight: 800;        /* 강조부분 굵게 */
}
.sec-title .desc {
    margin-top: 26px;
    font-size: 18px;
    font-weight: 300;
    color: var(--gray-text);
    line-height: 1.9;
    opacity: 0.85;           /* 글자 투명도 opacity */
}

/* 골드 작은 디바이더 */
.gold-divider {
    width: 54px;
    height: 4px;
    background: var(--gold-grad);
    margin: 0 auto 30px;
    border-radius: 4px;
}

/* ===================================================================
   1. 헤드 이미지
=================================================================== */
.hero {background-image: url('https://www.genspark.ai/api/files/s/WO0SOnO5');}


/* ===================================================================
   3. 장점 5가지
=================================================================== */
.advantage-list {
    display: grid;
    grid-template-columns: repeat(5, 1fr);
    gap: 24px;
}
.advantage-card {
    background: var(--white);
    border: 1px solid var(--gray-line);
    border-radius: 14px;
    padding: 44px 24px 40px;
    text-align: center;
    transition: transform 0.35s ease, box-shadow 0.35s ease;
}
.advantage-card:hover {
    transform: translateY(-8px);
    box-shadow: 0 22px 44px rgba(17,17,17,0.1);
}
.advantage-num {
    display: inline-block;
    color: var(--gold-point);
    font-size: 15px;
    font-weight: 800;
    letter-spacing: 0.08em;
    margin-bottom: 18px;
}
.advantage-card p {
    font-size: 16px;
    font-weight: 500;
    color: var(--black);
    line-height: 1.6;
    word-break: keep-all;
}

/* ===================================================================
   4. 치료 효과
=================================================================== */
.effect-section .effect-grid {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 70px;
    align-items: center;
}
.effect-img {
    border-radius: 18px;
    overflow: hidden;
    box-shadow: 0 26px 60px rgba(17,17,17,0.14);
}
.effect-img img {
    width: 100%;
    height: 100%;
    object-fit: cover;
}
.effect-points li {
    display: flex;
    align-items: center;
    gap: 20px;
    padding: 26px 30px;
    background: var(--white);
    border: 1px solid var(--gray-line);
    border-radius: 12px;
    margin-bottom: 18px;
    font-size: 20px;
    font-weight: 500;
    transition: transform 0.3s ease, border-color 0.3s ease;
}
.effect-points li:last-child { margin-bottom: 0; }
.effect-points li:hover {
    transform: translateX(8px);
    border-color: var(--gold-solid);
}
.effect-points .ic {
    flex: 0 0 auto;
    width: 46px;
    height: 46px;
    border-radius: 50%;
    background: var(--black);
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 18px;
}
.effect-points .ic i {
    color: #e5cd92;
}

/* ===================================================================
   5. 치료 과정 (STEP)
=================================================================== */
.process-list {
    display: grid;
    grid-template-columns: repeat(4, 1fr);
    gap: 24px;
    position: relative;
}
.process-card {
    background: var(--white);
    border-radius: 16px;
    padding: 46px 28px;
    text-align: center;
    box-shadow: 0 16px 40px rgba(17,17,17,0.06);
    position: relative;
    transition: transform 0.35s ease;
}
.process-card:hover { transform: translateY(-8px); }
.process-step {
    font-size: 15px;
    font-weight: 800;
    letter-spacing: 0.08em;
    margin-bottom: 18px;
}
.process-step span {
    color: var(--gold-point);
}
/* STEP 카드 사이 화살표 */
.process-card:not(:last-child)::after {
    content: '\f105';   /* fa angle-right */
    font-family: 'Font Awesome 6 Free';
    font-weight: 900;
    position: absolute;
    top: 50%;
    right: -18px;
    transform: translateY(-50%);
    font-size: 26px;
    color: var(--gold);
    z-index: 2;
}
.process-icon {
    width: 78px;
    height: 78px;
    margin: 0 auto 20px;
    border-radius: 50%;
    background: var(--light-gray);
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 30px;
    color: var(--black);
}
.process-card h3 {
    font-size: 19px;
    font-weight: 600;
    color: var(--black);
    word-break: keep-all;
}

/* ===================================================================
   6. 추천 대상 (CASE)
=================================================================== */
.case-list {
    display: grid;
    grid-template-columns: repeat(5, 1fr);
    gap: 22px;
}
.case-card {
    background: var(--white);
    border: 1px solid var(--gray-line);
    border-radius: 14px;
    padding: 40px 22px;
    text-align: center;
    transition: transform 0.35s ease, box-shadow 0.35s ease, border-color 0.35s ease;
}
.case-card:hover {
    transform: translateY(-8px);
    box-shadow: 0 22px 44px rgba(17,17,17,0.1);
    border-color: var(--gold-solid);
}
.case-icon {
    width: 70px;
    height: 70px;
    margin: 0 auto 22px;
    border-radius: 50%;
    background: var(--black);
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 28px;
}
.case-icon i {
    background: var(--gold-grad);
    -webkit-background-clip: text;
    background-clip: text;
    -webkit-text-fill-color: transparent;
}
.case-label {
    font-size: 14px;
    font-weight: 800;
    letter-spacing: 0.06em;
    margin-bottom: 12px;
}
.case-label span {
    color: var(--gold-point);
}
.case-card p {
    font-size: 16px;
    font-weight: 500;
    color: var(--black);
    line-height: 1.55;
    word-break: keep-all;
}

/* ===================================================================
   7. 원형탈모란?
=================================================================== */
.about-images {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 26px;
    margin-bottom: 56px;
    max-width: 900px;
    margin-left: auto;
    margin-right: auto;
}
.about-images img {
    width: 100%;
    height: 320px;
    object-fit: cover;
    border-radius: 16px;
    box-shadow: 0 20px 50px rgba(17,17,17,0.12);
}
.about-text {
    max-width: 960px;
    margin: 0 auto;
    text-align: center;
    font-size: 17px;
    font-weight: 300;
    color: var(--gray-text);
    line-height: 2;
    opacity: 0.9;
    word-break: keep-all;
}

/* ===================================================================
   8. 치료방법
=================================================================== */
.method-grid {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 36px;
}
.method-card {
    background: var(--white);
    border-radius: 18px;
    overflow: hidden;
    box-shadow: 0 18px 46px rgba(17,17,17,0.08);
    display: flex;
    flex-direction: column;
}
.method-card .m-img {
    height: 260px;
    overflow: hidden;
}
.method-card .m-img img {
    width: 100%;
    height: 100%;
    object-fit: cover;
}
.method-body {
    padding: 38px 40px 44px;
}
.method-body h3 {
    font-size: 26px;
    font-weight: 300;
    margin-bottom: 18px;
}
.method-body h3 strong { font-weight: 800; }
.method-body p {
    font-size: 16px;
    font-weight: 300;
    color: var(--gray-text);
    line-height: 1.9;
    opacity: 0.9;
    word-break: keep-all;
}

/* ===================================================================
   9. 치료 후 관리
=================================================================== */
.care-list {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 30px;
    max-width: 1000px;
    margin: 0 auto;
}
.care-card {
    background: var(--white);
    border: 1px solid var(--gray-line);
    border-radius: 16px;
    padding: 44px 40px;
    text-align: center;
    transition: transform 0.35s ease;
}
.care-card:hover { transform: translateY(-6px); }
.care-icon {
    width: 84px;
    height: 84px;
    margin: 0 auto 24px;
    border-radius: 50%;
    background: var(--light-gray);
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 34px;
    color: var(--gold-point);
}
.care-card h3 {
    font-size: 22px;
    font-weight: 700;
    margin-bottom: 16px;
    color: var(--black);
}
.care-card p {
    font-size: 16px;
    font-weight: 300;
    color: var(--gray-text);
    line-height: 1.9;
    opacity: 0.9;
    word-break: keep-all;
}

/* ===================================================================
   10. 왜 더원츠의원?
=================================================================== */
.why-list {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 30px;
}
.why-card {
    background: var(--white);
    border-radius: 18px;
    padding: 56px 38px;
    text-align: center;
    box-shadow: 0 18px 46px rgba(17,17,17,0.07);
    transition: transform 0.35s ease;
}
.why-card:hover { transform: translateY(-8px); }
.why-icon {
    width: 90px;
    height: 90px;
    margin: 0 auto 28px;
    border-radius: 50%;
    background: var(--black);
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 36px;
}
.why-icon i {
    background: var(--gold-grad);
    -webkit-background-clip: text;
    background-clip: text;
    -webkit-text-fill-color: transparent;
}
.why-card h3 {
    font-size: 24px;
    font-weight: 700;
    margin-bottom: 18px;
    color: var(--black);
}
.why-card p {
    font-size: 16px;
    font-weight: 300;
    color: var(--gray-text);
    line-height: 1.9;
    opacity: 0.9;
    word-break: keep-all;
}

/* ===================================================================
   스크롤 애니메이션
=================================================================== */
.reveal {
    opacity: 0;
    transform: translateY(40px);
    transition: opacity 0.8s ease, transform 0.8s ease;
}
.reveal.active {
    opacity: 1;
    transform: translateY(0);
}

/* ===================================================================
   반응형
=================================================================== */
@media (max-width: 1280px) {
    .advantage-list { grid-template-columns: repeat(3, 1fr); }
    .case-list { grid-template-columns: repeat(3, 1fr); }
}
@media (max-width: 1024px) {
    .sec-title h2 { font-size: 34px; }
    .process-list { grid-template-columns: repeat(2, 1fr); }
    .process-card:not(:last-child)::after { display: none; }
    .why-list { grid-template-columns: 1fr; max-width: 520px; margin: 0 auto; }
    .effect-section .effect-grid { grid-template-columns: 1fr; gap: 40px; }
    .method-grid { grid-template-columns: 1fr; }
}
@media (max-width: 768px) {
    .inner { padding: 0 22px; }
    .sec-title { margin-bottom: 44px; }
    .sec-title h2 { font-size: 27px; }
    .sec-title .desc { font-size: 16px; }
    .advantage-list { grid-template-columns: repeat(2, 1fr); }
    .case-list { grid-template-columns: repeat(2, 1fr); }
    .about-images { grid-template-columns: 1fr; }
    .about-images img { height: 240px; }
    .care-list { grid-template-columns: 1fr; }
    .effect-points li { font-size: 17px; padding: 20px 22px; }
}
@media (max-width: 480px) {
    .advantage-list { grid-template-columns: 1fr; }
    .case-list { grid-template-columns: 1fr; }
    .process-list { grid-template-columns: 1fr; }
    .sec-title h2 { font-size: 23px; }
}