/* 02 씽크대막힘 원인 — 단일 컬럼 700px 롱폼 */
:root{
  --bg:#F7F6F2;
  --ink:#2C352E;
  --sage:#6F8A6B;
  --gold:#C3B08A;
  --deep:#171C18;
  --font-display:"Nanum Myeongjo","Pretendard",system-ui,-apple-system,"Malgun Gothic",serif;
  --font-body:"Pretendard",system-ui,-apple-system,"Malgun Gothic",sans-serif;
}

body{background:var(--bg);color:var(--ink);font-family:var(--font-body);font-size:16.5px;line-height:1.9}

.site-header{background:var(--bg);border-bottom:1px solid #E2DFD3}
.site-header .wrap{padding-block:20px}
.logo{font-family:var(--font-display);font-weight:700;font-size:19px;color:var(--deep)}
.site-header nav ul{font-size:13.5px}
.site-header nav a{color:var(--ink)}
.site-header nav a:hover,.site-header nav a:focus-visible{color:var(--sage)}
.related-nav{font-size:12.5px;color:var(--sage)}

.hero{padding-block:72px 40px}
.hero .wrap{max-width:700px}
.hero .eyebrow{font-size:12.5px;letter-spacing:.12em;color:var(--sage);font-weight:700}
.hero h1{font-family:var(--font-display);font-weight:700;font-size:clamp(30px,5vw,42px);margin-top:18px;color:var(--deep)}
.hero .lead{margin-top:20px;font-size:17px;color:#4C5750;max-width:60ch}
.hero .cta-inline{margin-top:28px;display:inline-block;border-bottom:2px solid var(--sage);padding-bottom:4px;font-weight:700}

.longform{padding-block:24px 64px}
.longform .wrap{max-width:700px}
.longform section{margin-top:56px}
.longform h2{font-family:var(--font-display);font-size:24px;font-weight:700;color:var(--deep)}
.longform p{margin-top:16px;max-width:66ch}
.longform p + p{margin-top:14px}

/* 원인 5종 분류표 */
.cause-table{margin-top:28px;border-top:2px solid var(--deep)}
.cause-table table{font-size:14.5px}
.cause-table th,.cause-table td{text-align:left;padding:14px 10px;border-bottom:1px solid #E2DFD3}
.cause-table th{font-family:var(--font-display);font-weight:700;color:var(--deep)}
.cause-table td[data-label]{color:#3F4A41}

.safety-box{margin-top:28px;background:#EFEBE0;border-left:4px solid var(--gold);padding:20px 22px}
.safety-box h3{font-family:var(--font-display);font-size:16px;margin-bottom:8px}
.safety-box p{margin-top:8px;font-size:15px}

figure{margin-top:36px}
figcaption{margin-top:10px;color:#6B7469;text-align:center}

.review-section{background:#EFEBE0;padding-block:60px}
.review-section .wrap{max-width:700px}
.review-section h2{font-family:var(--font-display);font-size:22px;text-align:center;color:var(--deep)}
.review-list{margin-top:26px}
.review-list blockquote{background:var(--bg);padding:18px 20px;font-size:14.5px;border-left:3px solid var(--sage)}
.review-list cite{display:block;margin-top:10px;font-style:normal;font-size:12.5px;color:var(--sage);font-weight:700}

.related-links{padding-block:40px}
.related-links .wrap{max-width:700px}
.related-links p{font-weight:700;font-size:13.5px;color:var(--sage);margin-bottom:12px}
.related-links a{border-bottom:1px solid var(--gold);padding-bottom:2px;font-size:14px}

.cta-block{background:var(--deep);color:#fff;padding-block:52px}
.cta-block .cta-heading{font-family:var(--font-display);font-size:23px;font-weight:700}
.cta-block a[href^="tel:"]{margin-top:20px;background:var(--sage);color:#fff;font-weight:700;padding:14px 30px;display:inline-block}
.cta-block a[href^="tel:"]:hover,.cta-block a[href^="tel:"]:focus-visible{background:#5c7458}

.site-footer{background:var(--deep);color:#9AA69B;padding-block:14px;font-size:13px}

@media (max-width:640px){
  .cause-table table,.cause-table thead,.cause-table tbody,.cause-table tr,.cause-table th,.cause-table td{display:block;width:100%}
  .cause-table thead{position:absolute;left:-9999px}
  .cause-table td{display:flex;justify-content:space-between;gap:10px}
  .cause-table td::before{content:attr(data-label);font-weight:700;color:var(--deep)}
  .cause-table tr{margin-bottom:14px;display:block;border-bottom:2px solid var(--deep)}
}

.photo-row-section h2{font-family:var(--font-display);font-size:22px;font-weight:800;text-align:center;margin-bottom:24px}
.photo-row{display:flex;flex-wrap:wrap;justify-content:center;gap:16px;max-width:1000px;margin-inline:auto}
.photo-row figure{flex:1 1 200px;max-width:260px;margin:0}
.photo-row img{width:100%;aspect-ratio:4/3;object-fit:cover;display:block;border-radius:8px}
@media (max-width:640px){.photo-row{flex-direction:column;align-items:center}.photo-row figure{max-width:400px;width:100%}}