:root{
  /* 종이(기본) · 크림 · 안개 — 섹션마다 번갈아 깔리는 세 가지 바탕 */
  --paper:#FDFDFC; --cream:#F4F2ED; --mist:#EDF3F9;
  --surface:#F4F2ED; --surface-2:#E7E4DC;
  --ink:#15283A; --ink-2:#3D5568; --muted:#6C8394;
  --line:#E6E3DC; --line-soft:#F1EFEA;
  --accent:#2E639B; --accent-deep:#1F4A78; --accent-soft:#DEE9F5; --brand:#5088C0;
  --navy:#17324B; --steel:#7FA5C6;
  /* 불 — 넓게 깔지 않고 강조·인용·태그·숫자에만 쓴다 */
  --flame:#C0272D; --wine:#7B1113; --flame-soft:#F6E3E1; --emph:#7B1113;
  /* 금 — 얇은 선과 작은 글자 전용. 넓은 면에 깔면 다시 누레진다. */
  --gold:#A98A4E; --gold-ink:#8A6F35; --gold-soft:#D8C48F;
  --amber:#A98A4E; --moss:#5F7F4F;
  --on-dark:#F6F3EC; --on-dark-2:#C6D2D8;
  --hero-a:#101D2E; --hero-b:#1E4571; --hero-c:#5088C0; --hero-warm:#7B1113;
  --shadow:0 1px 2px rgba(20,33,43,.05), 0 12px 32px -18px rgba(20,33,43,.35);
}
@media (prefers-color-scheme: dark){
  :root:not([data-theme="light"]){
    --paper:#0E181E; --cream:#181D21; --mist:#0F2130;
    --surface:#181D21; --surface-2:#242B31;
    --ink:#EFEAE0; --ink-2:#C6D0D3; --muted:#8C9CA3;
    --line:#2A333A; --line-soft:#1F272D;
    --accent:#8FBBE4; --accent-deep:#B8D5F0; --accent-soft:#172C42; --brand:#7FADDC;
    --navy:#0B1B2A; --steel:#7FA5C6;
    --flame:#E8747A; --wine:#D0666B; --flame-soft:#331A1C; --emph:#E8747A;
    --gold:#C9AE71; --gold-ink:#D3BA84; --gold-soft:#E3D0A2;
    --amber:#C9AE71; --moss:#9CBA88;
    --on-dark:#F6F3EC; --on-dark-2:#C3CFD2;
    --hero-a:#0A1522; --hero-b:#163553; --hero-c:#3A6FA8; --hero-warm:#5C1518;
    --shadow:0 1px 2px rgba(0,0,0,.4), 0 12px 32px -18px rgba(0,0,0,.8);
  }
}
:root[data-theme="dark"]{
  --paper:#0E181E; --cream:#181D21; --mist:#0F2130;
  --surface:#181D21; --surface-2:#242B31;
  --ink:#EFEAE0; --ink-2:#C6D0D3; --muted:#8C9CA3;
  --line:#2A333A; --line-soft:#1F272D;
  --accent:#8FBBE4; --accent-deep:#B8D5F0; --accent-soft:#172C42; --brand:#7FADDC;
  --navy:#0B1B2A; --steel:#7FA5C6;
  --flame:#E8747A; --wine:#D0666B; --flame-soft:#331A1C; --emph:#E8747A;
  --gold:#C9AE71; --gold-ink:#D3BA84; --gold-soft:#E3D0A2;
  --amber:#C9AE71; --moss:#9CBA88;
  --on-dark:#F6F3EC; --on-dark-2:#C3CFD2;
  --hero-a:#0A1522; --hero-b:#163553; --hero-c:#3A6FA8; --hero-warm:#5C1518;
  --shadow:0 1px 2px rgba(0,0,0,.4), 0 12px 32px -18px rgba(0,0,0,.8);
}

*{box-sizing:border-box}
[hidden]{display:none!important}   /* display 를 지정한 요소도 hidden 이면 숨겨지도록 */
html{scroll-behavior:smooth}
body{
  margin:0; background:var(--paper); color:var(--ink);
  font-family:"IBM Plex Sans KR","Apple SD Gothic Neo","Malgun Gothic",system-ui,sans-serif;
  font-weight:300; line-height:1.75; -webkit-font-smoothing:antialiased;
  /* 한글은 기본값이 단어 중간에서 줄바꿈된다. keep-all 로 어절 단위로 끊는다. */
  word-break:keep-all; overflow-wrap:break-word;
}
img{max-width:100%}
h1,h2,h3{font-family:"Gowun Batang","Apple SD Gothic Neo",Georgia,serif;font-weight:400;text-wrap:balance;margin:0}
p{margin:0}
a{color:inherit}
:focus-visible{outline:2px solid var(--accent);outline-offset:3px}
@media (prefers-reduced-motion: reduce){*{transition:none!important;animation:none!important;scroll-behavior:auto}}

.wrap{width:min(1160px,calc(100% - 48px));margin-inline:auto}
.eyebrow{font-family:"IBM Plex Mono",ui-monospace,monospace;font-size:11px;letter-spacing:.18em;text-transform:uppercase;color:var(--accent);font-weight:500}
.section{padding:clamp(64px,8vw,110px) 0}
.section.tint{background:var(--surface)}
.section-head{display:flex;flex-direction:column;gap:14px;max-width:62ch}
.section-head h2{font-size:clamp(26px,3.2vw,38px);line-height:1.38}
.lede{color:var(--ink-2);font-size:16.5px;max-width:64ch}

.nav{position:sticky;top:0;z-index:60;padding:14px 0;background:color-mix(in srgb,var(--paper) 88%,transparent);backdrop-filter:blur(14px);border-bottom:1px solid var(--line-soft)}
.nav .wrap{display:flex;align-items:center;gap:20px}
.brand{font-family:"Gowun Batang",serif;font-size:19px;letter-spacing:.06em;text-decoration:none;line-height:1.2;flex:none}
.brand small{display:block;font-family:"IBM Plex Mono",monospace;font-size:9px;letter-spacing:.26em;color:var(--muted);text-transform:uppercase;margin-top:2px}
.nav-links{display:flex;gap:18px;margin-left:auto;align-items:center}
.nav-links a{
  display:inline-block;font-size:13.5px;text-decoration:none;color:var(--ink-2);
  padding:4px 2px;border-bottom:1.5px solid transparent;white-space:nowrap;
  transform-origin:center bottom;
  transition:color .16s ease, transform .16s ease, border-color .16s ease;
}
/* 마우스를 올리면 글자가 커지고 색이 바뀌고 밑줄이 그어진다.
   크기는 transform 으로 키워서, 옆 메뉴들이 밀리지 않는다. */
.nav-links a:hover,
.nav-links a:focus-visible{
  color:var(--accent);
  transform:scale(1.12);
  border-bottom-color:var(--accent);
}
/* 지금 보고 있는 페이지 — 항상 굵고 진한 밑줄로 구분된다 */
.nav-links a.active{color:var(--accent);font-weight:500;border-bottom-color:var(--accent)}
.nav-links a.active:hover{transform:scale(1.12)}
.nav-cta{flex:none}
.nav-toggle{display:none}

.pill{display:inline-flex;align-items:center;gap:8px;border:1px solid var(--accent);color:var(--accent);border-radius:999px;padding:9px 20px;font-size:14px;text-decoration:none;white-space:nowrap;transition:background .18s ease,color .18s ease}
.pill:hover{background:var(--accent);color:var(--paper)}
.pill.on-dark{border-color:rgba(246,243,236,.55);color:var(--on-dark)}
.pill.on-dark:hover{background:var(--on-dark);color:var(--hero-a)}

.hero{position:relative;overflow:hidden;color:var(--on-dark);
  background:
    radial-gradient(120% 90% at 78% 8%, color-mix(in srgb,var(--hero-c) 70%, transparent) 0%, transparent 58%),
    radial-gradient(90% 80% at 12% 92%, color-mix(in srgb,var(--hero-b) 60%, transparent) 0%, transparent 62%),
    linear-gradient(155deg, var(--hero-a) 0%, var(--hero-b) 100%);
}
.hero::after{content:"";position:absolute;inset:0;pointer-events:none;background-image:radial-gradient(rgba(255,255,255,.16) 1px,transparent 1px);background-size:4px 4px;opacity:.35;mix-blend-mode:overlay}
.hero-inner{position:relative;z-index:1;padding:clamp(80px,12vw,148px) 0 clamp(64px,9vw,104px);max-width:44ch}
.hero .eyebrow{color:var(--on-dark-2)}
.hero h1{font-size:clamp(36px,6vw,64px);line-height:1.22;margin:22px 0 20px;color:var(--on-dark)}
.hero-inner p{color:var(--on-dark-2);font-size:17px;max-width:40ch}
.hero-cta{display:flex;gap:12px;flex-wrap:wrap;margin-top:34px}
.band{background:var(--surface);border-bottom:1px solid var(--line)}
.band .wrap{padding:clamp(48px,6vw,84px) 0 clamp(40px,5vw,64px);display:flex;flex-direction:column;gap:14px}
.band h1{font-size:clamp(34px,5vw,52px);line-height:1.3;max-width:20ch}
.band p{color:var(--ink-2);font-size:16.5px;max-width:60ch}

.pillars{display:grid;grid-template-columns:repeat(4,1fr);gap:20px;margin-top:44px}
.pillar{display:flex;flex-direction:column;gap:10px;padding:26px 24px 30px;background:var(--surface);border-top:2px solid var(--accent);text-decoration:none}
.pillar:hover{background:var(--surface-2)}
.pillar .n{font-family:"IBM Plex Mono",monospace;font-size:10px;letter-spacing:.16em;color:var(--muted);text-transform:uppercase}
.pillar h3{font-size:21px}
.pillar p{font-size:14.5px;color:var(--ink-2);line-height:1.7}
.section.tint .pillar{background:var(--paper)}

.empathy-grid{display:grid;grid-template-columns:minmax(280px,.85fr) 1.15fr;gap:clamp(32px,6vw,80px);align-items:start}
.checks{display:flex;flex-direction:column;background:var(--paper);box-shadow:var(--shadow)}
.check{display:flex;gap:16px;padding:24px 26px;border-bottom:1px solid var(--line-soft)}
.check:last-child{border-bottom:0}
.check svg{flex:none;margin-top:4px;color:var(--accent)}
.check h3{font-size:17px;font-family:"IBM Plex Sans KR",sans-serif;font-weight:500;margin-bottom:4px}
.check p{font-size:14.5px;color:var(--ink-2)}

.specimens{display:grid;grid-template-columns:1fr 1fr;gap:24px;margin-top:44px}
.specimen{padding:32px 30px 34px;border:1px solid var(--line);background:var(--paper)}
.specimen .tag{display:inline-block;font-family:"IBM Plex Mono",monospace;font-size:10px;letter-spacing:.18em;text-transform:uppercase;color:var(--accent);background:var(--accent-soft);padding:4px 10px;margin-bottom:16px}
.specimen h3{font-size:clamp(19px,1.8vw,23px);margin-bottom:10px}
.specimen p{font-size:15px;color:var(--ink-2)}
.deliverables{display:grid;grid-template-columns:repeat(3,1fr);margin-top:44px;border-top:1px solid var(--line)}
.deliverable{padding:26px 24px 28px;border-right:1px solid var(--line)}
.deliverable:last-child{border-right:0}
.deliverable .n{font-family:"IBM Plex Mono",monospace;font-size:26px;color:var(--amber);line-height:1;display:block;margin-bottom:12px}
.deliverable h3{font-size:18px;font-family:"IBM Plex Sans KR",sans-serif;font-weight:500;margin-bottom:6px}
.deliverable p{font-size:14px;color:var(--ink-2);line-height:1.7}

.step-list{margin-top:44px;border-top:1px solid var(--line)}
.step{display:grid;grid-template-columns:64px 1fr 1.25fr;gap:24px;align-items:baseline;padding:24px 4px;border-bottom:1px solid var(--line)}
.step .num{font-family:"IBM Plex Mono",monospace;font-size:13px;color:var(--accent);font-variant-numeric:tabular-nums;letter-spacing:.08em}
.step h3{font-size:19px}
.step p{font-size:14.5px;color:var(--ink-2)}
.step .who{display:inline-block;margin-top:8px;font-family:"IBM Plex Mono",monospace;font-size:10px;letter-spacing:.14em;text-transform:uppercase;color:var(--muted)}

.timeline{margin-top:40px}
.axis{display:flex;justify-content:space-between;font-family:"IBM Plex Mono",monospace;font-size:11px;color:var(--muted);font-variant-numeric:tabular-nums;border-bottom:1px solid var(--line);padding-bottom:8px;margin-bottom:6px}
.bar-row{display:grid;grid-template-columns:150px 1fr;gap:20px;align-items:center;padding:14px 0;border-bottom:1px solid var(--line-soft)}
.bar-row .label{font-size:15px;color:var(--ink)}
.track{position:relative;height:30px;background:var(--surface)}
.section.tint .track{background:var(--paper)}
.bar{position:absolute;top:0;bottom:0;background:linear-gradient(90deg,color-mix(in srgb,var(--accent) 40%,transparent),var(--accent));display:flex;align-items:center;justify-content:flex-end;padding-right:10px;color:var(--paper);font-family:"IBM Plex Mono",monospace;font-size:11px;font-variant-numeric:tabular-nums}
.timeline-note{margin-top:16px;font-size:13.5px;color:var(--muted)}

.table-scroll{overflow-x:auto;margin-top:36px}
table{border-collapse:collapse;width:100%;min-width:560px}
th,td{text-align:left;padding:16px 18px;border-bottom:1px solid var(--line);font-size:15px;font-weight:300}
thead th{font-family:"IBM Plex Mono",monospace;font-size:10.5px;letter-spacing:.16em;text-transform:uppercase;color:var(--muted);font-weight:500;border-bottom:1px solid var(--ink-2)}
tbody th{font-weight:500;color:var(--ink);width:34%}

.case-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:20px;margin-top:44px}
.case{display:flex;flex-direction:column;background:var(--paper);border:1px solid var(--line);padding:28px 26px 30px;gap:12px}
.case .meta{font-family:"IBM Plex Mono",monospace;font-size:10.5px;letter-spacing:.14em;text-transform:uppercase;color:var(--muted)}
.case h3{font-size:19px}
.case p{font-size:14.5px;color:var(--ink-2)}
.case .quote{margin-top:auto;padding-top:16px;border-top:1px solid var(--line-soft);font-family:"Gowun Batang",serif;font-size:15px;color:var(--ink);line-height:1.8}
.note{margin-top:28px;padding:16px 20px;border-left:2px solid var(--amber);background:var(--surface);font-size:13.5px;color:var(--ink-2)}
.section.tint .note{background:var(--paper)}

.faq{margin-top:36px;border-top:1px solid var(--line)}
details{border-bottom:1px solid var(--line)}
summary{cursor:pointer;list-style:none;padding:22px 40px 22px 0;position:relative;font-size:17px;color:var(--ink)}
summary::-webkit-details-marker{display:none}
summary::after{content:"+";position:absolute;right:6px;top:50%;transform:translateY(-50%);font-family:"IBM Plex Mono",monospace;color:var(--accent);font-size:18px}
details[open] summary::after{content:"–"}
details p{padding:0 0 24px;font-size:15px;color:var(--ink-2);max-width:70ch}

.contact-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:20px;margin-top:44px}
.channel{display:flex;flex-direction:column;gap:10px;padding:30px 26px 32px;border:1px solid var(--line);background:var(--paper);text-decoration:none}
.channel:hover{border-color:var(--accent)}
.channel.featured{grid-column:span var(--span,1);border-top:2px solid var(--accent)}
.channel.featured h3{font-size:24px}
.channel .n{font-family:"IBM Plex Mono",monospace;font-size:10px;letter-spacing:.16em;text-transform:uppercase;color:var(--muted)}
.channel h3{font-size:19px}
.channel p{font-size:14.5px;color:var(--ink-2)}

.cta{background:var(--hero-a);color:var(--on-dark)}
.cta .wrap{padding:clamp(56px,7vw,88px) 0;display:grid;grid-template-columns:1fr auto;gap:36px;align-items:end}
.cta h2{color:var(--on-dark);font-size:clamp(26px,3.4vw,38px)}
.cta p{color:var(--on-dark-2);margin-top:14px;max-width:52ch;font-size:16px}
.cta .eyebrow{color:var(--on-dark-2)}
.cta-actions{display:flex;gap:12px;flex-wrap:wrap}

footer{background:var(--paper);border-top:1px solid var(--line);padding:52px 0 68px;font-size:13.5px;color:var(--muted)}
.foot-grid{display:grid;grid-template-columns:1.2fr 1fr 1fr;gap:40px}
.foot-grid h3{font-family:"IBM Plex Mono",monospace;font-size:10.5px;letter-spacing:.16em;text-transform:uppercase;color:var(--ink-2);margin-bottom:12px}
.foot-grid p{line-height:1.9}
.disclaimer{margin-top:40px;padding-top:22px;border-top:1px solid var(--line-soft);font-size:12.5px;line-height:1.9;max-width:88ch}
.biz{margin-top:18px;padding-top:16px;border-top:1px solid var(--line-soft);font-size:11.5px;line-height:1.9;word-break:keep-all}
.biz a{color:inherit}

@media (max-width:1160px){
  /* 좁은 화면에서도 메뉴를 접지 않는다. 로고 줄 아래로 내려 두 줄로 펼친다. */
  .nav .wrap{flex-wrap:wrap;row-gap:10px}
  .brand{order:1}
  .nav-cta{order:2;margin-left:auto}
  .nav-links{order:3;width:100%;margin-left:0;flex-wrap:wrap;
             gap:6px 16px;justify-content:flex-start;
             padding-top:9px;border-top:1px solid var(--line-soft)}
  .nav-links a{font-size:13px;padding:2px 0}
  .pillars{grid-template-columns:repeat(2,1fr)}
  .case-grid,.contact-grid{grid-template-columns:1fr 1fr}
  .channel.featured{grid-column:span 2}
  .empathy-grid{grid-template-columns:1fr}
  .cta .wrap{grid-template-columns:1fr}
}
@media (max-width:560px){
  .nav-links{gap:5px 12px}
  .nav-links a{font-size:12.5px}
  .brand-logo{height:30px}
}
@media (max-width:720px){
  .wrap{width:calc(100% - 32px)}
  .pillars,.specimens,.case-grid,.contact-grid{grid-template-columns:1fr}
  .channel.featured{grid-column:span 1}
  .deliverables{grid-template-columns:1fr}
  .deliverable{border-right:0;border-bottom:1px solid var(--line)}
  .deliverable:last-child{border-bottom:0}
  .step{grid-template-columns:44px 1fr;gap:14px}
  .step p{grid-column:2}
  .bar-row{grid-template-columns:1fr;gap:6px}
  .foot-grid{grid-template-columns:1fr}
}

/* ---------- footer social ---------- */
.social{list-style:none;display:flex;flex-wrap:wrap;gap:8px 18px;margin:16px 0 0;padding:0}
.social a{text-decoration:none;color:var(--ink-2);border-bottom:1px solid var(--line)}
.social a:hover{color:var(--accent);border-bottom-color:var(--accent)}

/* ---------- 사진 (src/images/ 에 파일이 있을 때만 적용된다) ---------- */
.hero[data-photo]{
  /* 사진이 밝을 때도 왼쪽 글씨가 읽히도록, 글이 놓이는 쪽을 강하게 눌러준다 */
  background:
    linear-gradient(100deg,
      color-mix(in srgb,var(--hero-a) 92%,transparent) 0%,
      color-mix(in srgb,var(--hero-a) 78%,transparent) 46%,
      color-mix(in srgb,var(--hero-b) 42%,transparent) 100%),
    var(--photo) var(--focus,center)/cover no-repeat;
}
.hero[data-photo]::after{opacity:.12}


.band[data-photo]{
  background:
    linear-gradient(120deg, color-mix(in srgb,var(--surface) 94%,transparent) 0%,
                            color-mix(in srgb,var(--surface) 62%,transparent) 100%),
    var(--photo) var(--focus,center)/cover no-repeat;
}

/* 사진이 있는 카드는 chiuclinic 처럼 사진 위에 글씨가 올라간다 */
.pillar[data-photo]{
  position:relative;overflow:hidden;min-height:300px;justify-content:flex-end;
  border-top:0;background:var(--photo) var(--focus,center)/cover no-repeat;
}
.pillar[data-photo]::before{
  content:"";position:absolute;inset:0;
  background:linear-gradient(to top, rgba(9,22,27,.86) 0%, rgba(9,22,27,.28) 55%, rgba(9,22,27,.12) 100%);
}
.pillar[data-photo] > *{position:relative;z-index:1}
.pillar[data-photo] .n{color:rgba(246,243,236,.72)}
.pillar[data-photo] h3,
.pillar[data-photo] p{color:var(--on-dark)}
.pillar[data-photo]:hover::before{
  background:linear-gradient(to top, rgba(9,22,27,.92) 0%, rgba(9,22,27,.4) 55%, rgba(9,22,27,.2) 100%);
}

.case[data-photo]{padding:0;overflow:hidden}
.case[data-photo] .shot{display:block;aspect-ratio:4/3;background:var(--photo) var(--focus,center)/cover no-repeat}
.case[data-photo] > :not(.shot){padding-inline:26px}
.case[data-photo] > .meta{padding-top:24px}
.case[data-photo] > .quote{margin-inline:26px;padding-inline:0;margin-bottom:28px}

/* 사례 카드 하단의 사실 한 줄 (대상·차수·기간) */
.case .fact{
  margin-top:auto;padding-top:14px;border-top:1px solid var(--line-soft);
  font-family:"IBM Plex Mono",monospace;font-size:12px;letter-spacing:.02em;color:var(--muted);
}
.case[data-photo] > .fact{margin-inline:26px;padding-bottom:0;margin-bottom:28px}
.note code{font-family:"IBM Plex Mono",monospace;font-size:12.5px;background:var(--surface-2);padding:1px 5px}

/* ---------- 다민이 이야기: 편지글 인용 ---------- */
.letter{margin:0;padding:0;border-left:2px solid var(--accent);padding-left:clamp(20px,4vw,36px);
  display:flex;flex-direction:column;gap:20px}
.letter p{font-family:"Gowun Batang",serif;font-size:clamp(17px,2vw,20px);line-height:2;color:var(--ink)}
.letter footer{font-family:"IBM Plex Mono",monospace;font-size:11px;letter-spacing:.12em;
  text-transform:none;color:var(--muted);margin-top:4px}
.step-list.wide .step{grid-template-columns:124px 1fr 1.25fr}
.step-list.wide .num{white-space:nowrap;color:var(--amber)}
@media (max-width:720px){
  .step-list.wide .step{grid-template-columns:1fr}
  .step-list.wide .step p{grid-column:1}
}

/* ---------- 검사가 보는 항목 목록 ---------- */
.findings{list-style:none;margin:40px 0 0;padding:0;
  display:grid;grid-template-columns:1fr 1fr;gap:0 clamp(24px,4vw,56px);
  border-top:1px solid var(--line)}
.findings li{display:flex;flex-direction:column;gap:4px;
  padding:20px 0;border-bottom:1px solid var(--line)}
.findings .k{font-family:"IBM Plex Mono",monospace;font-size:10.5px;letter-spacing:.16em;
  text-transform:uppercase;color:var(--accent)}
.findings .v{font-size:16px;color:var(--ink)}
@media (max-width:720px){.findings{grid-template-columns:1fr}}

/* ---------- 보여주는 사진 (배경이 아니라 사진 그 자체) ---------- */
.shot-figure{margin:40px 0 0;display:flex;flex-direction:column;gap:12px}
.shot-figure img{display:block;width:100%;height:auto;border:1px solid var(--line)}
.shot-figure figcaption{font-family:"IBM Plex Mono",monospace;font-size:11.5px;
  letter-spacing:.06em;color:var(--muted);line-height:1.7}

/* ---------- 상단 로고 ----------
   흰 배경은 빌드 때 걷어내므로(투명 PNG), 어떤 배경 위에서도 그대로 얹힌다. */
.brand-logo{display:block;height:42px;width:auto}
@media (max-width:720px){.brand-logo{height:34px}}

/* 본문 사진은 자르지 않는다. 세로로 긴 사진은 화면 높이에 맞춰 통째로 줄인다. */
.shot-figure img{
  width:auto;max-width:100%;height:auto;max-height:74vh;
  margin-inline:auto;object-fit:contain;
}

/* ---------- 엄마의 기록 ---------- */
.toc{list-style:none;margin:0;padding:0;border-top:1px solid var(--line)}
.toc li{border-bottom:1px solid var(--line)}
.toc a{display:grid;grid-template-columns:170px 1fr;gap:20px;align-items:baseline;
  padding:20px 4px;text-decoration:none}
.toc a:hover .t{color:var(--accent)}
.toc .d{font-family:"IBM Plex Mono",monospace;font-size:11.5px;letter-spacing:.06em;color:var(--muted)}
.toc .t{font-family:"Gowun Batang",serif;font-size:20px;color:var(--ink)}

.post{border-top:1px solid var(--line)}
.post-head{display:flex;flex-direction:column;gap:12px;max-width:62ch}
.post-head h2{font-size:clamp(24px,3vw,34px);line-height:1.4}
.post-body{max-width:64ch;margin:44px auto 0;
  font-size:17.5px;line-height:1.95;color:var(--ink-2)}
.post-body > p{margin:0 0 1.6em}
.post-shot{margin:0 0 1.8em}
.post-shot img{display:block;width:100%;height:auto;border:1px solid var(--line);cursor:zoom-in}
/* 사진이 연달아 나오면 사이를 좁혀 한 묶음처럼 보이게 */
.post-shot + .post-shot{margin-top:-1.1em}
.post-meta{font-family:"IBM Plex Mono",monospace;font-size:11px;letter-spacing:.1em;
  text-transform:uppercase;color:var(--muted)}

.gallery{margin-top:36px;display:grid;gap:10px;
  grid-template-columns:repeat(auto-fill,minmax(160px,1fr))}
.gallery img{display:block;width:100%;aspect-ratio:1/1;object-fit:cover;
  border:1px solid var(--line);background:var(--surface)}
@media (max-width:720px){
  .toc a{grid-template-columns:1fr;gap:4px}
  .gallery{grid-template-columns:repeat(auto-fill,minmax(120px,1fr))}
}

/* 갤러리 썸네일 버튼 + 크게 보기 */
.gallery .thumb{padding:0;border:0;background:none;cursor:zoom-in;display:block}
.lightbox{position:fixed;inset:0;z-index:200;display:flex;align-items:center;justify-content:center;
  background:rgba(8,14,20,.94);padding:clamp(16px,5vw,56px)}
.lightbox img{max-width:100%;max-height:100%;object-fit:contain;box-shadow:0 20px 60px rgba(0,0,0,.6)}
.lightbox button{position:absolute;background:none;border:1px solid rgba(246,243,236,.4);
  color:#F6F3EC;font:inherit;font-size:15px;padding:8px 14px;border-radius:999px;cursor:pointer}
.lightbox button:hover{background:rgba(246,243,236,.15)}
.lb-close{top:16px;right:16px}
.lb-prev{left:12px;top:50%;transform:translateY(-50%);font-size:26px;line-height:1;padding:4px 16px}
.lb-next{right:12px;top:50%;transform:translateY(-50%);font-size:26px;line-height:1;padding:4px 16px}
.post-back{margin-top:48px;font-family:"IBM Plex Mono",monospace;font-size:12px;letter-spacing:.08em}
.post-back a{color:var(--muted);text-decoration:none}
.post-back a:hover{color:var(--accent)}

/* ---------- 오른쪽 위·아래 이동 버튼 ---------- */
.scroller{
  position:fixed;right:18px;top:50%;transform:translateY(-50%);z-index:70;
  display:flex;flex-direction:column;gap:6px;
}
.scroller button{
  width:40px;height:40px;border-radius:999px;cursor:pointer;
  border:1px solid var(--line);
  background:color-mix(in srgb, var(--paper) 92%, transparent);
  backdrop-filter:blur(8px);
  color:var(--ink-2);font:inherit;font-size:16px;line-height:1;
  box-shadow:var(--shadow);
  transition:background .15s ease,color .15s ease,border-color .15s ease;
}
.scroller button:hover{background:var(--accent);border-color:var(--accent);color:var(--paper)}
@media (max-width:820px){
  /* 좁은 화면에서는 채팅 버튼과 겹치지 않게 위로 올린다 */
  .scroller{right:12px;top:auto;bottom:96px;transform:none}
  .scroller button{width:36px;height:36px;font-size:15px}
}

/* 푸터·문의띠 로고 */
.foot-logo{display:block;height:34px;width:auto;margin-bottom:16px}
.cta-logo{display:block;height:32px;width:auto;margin-bottom:22px;opacity:.9}
@media (max-width:720px){.foot-logo{height:30px}.cta-logo{height:28px}}

/* 갤러리 썸네일도 얼굴이 살아남도록 위쪽을 중심으로 */
.gallery img{object-position:center 28%}
/* 사진 카드는 화면이 넓어져도 납작해지지 않게 세로 비율을 지킨다 */
.pillar[data-photo]{aspect-ratio:4/5;min-height:0;height:auto}
@media (max-width:720px){
  .pillar[data-photo]{aspect-ratio:16/10}
}

/* ---------- 문장을 의미 단위로 끊기 ----------
   넓은 화면에서는 지정한 자리에서 줄을 바꾸고,
   좁은 화면에서는 강제 줄바꿈을 풀어 자연스럽게 흐르게 한다. */
.br-wide{display:none}
@media (min-width:620px){ .br-wide{display:inline} }



/* ---------- 다민이 이야기: 읽는 글 ---------- */
.wrap.narrow{width:min(720px,calc(100% - 48px))}
.story-body{font-size:17px;line-height:1.95;color:var(--ink-2)}
.story-body > p{margin:0 0 1.5em}
.story-body .lead{font-size:19px;line-height:1.9;color:var(--ink)}
.story-body b{font-weight:500;color:var(--ink)}
.story-body h2{
  font-size:clamp(23px,2.6vw,30px);line-height:1.45;color:var(--ink);
  margin:2.4em 0 .9em;
}
.story-body h2:first-child{margin-top:0}
.story-body .aside{
  border-left:2px solid var(--line);padding-left:20px;
  font-size:15.5px;color:var(--muted);
}
.story-body .post-shot{margin:2em 0 2.2em}
.letter-after{
  margin-top:28px;font-family:"Gowun Batang",serif;font-size:17px;color:var(--ink-2);
}

/* 마지막 '다음 단계' 카드 */
.next-steps{display:grid;grid-template-columns:repeat(3,1fr);gap:20px;margin-top:44px}
.step-card{
  display:flex;flex-direction:column;gap:10px;text-decoration:none;
  padding:28px 26px 30px;background:var(--paper);
  border:1px solid var(--line);border-top:2px solid var(--accent);
  transition:border-color .16s ease, transform .16s ease;
}
.step-card:hover{border-color:var(--accent);transform:translateY(-2px)}
.step-card .n{font-family:"IBM Plex Mono",monospace;font-size:11px;letter-spacing:.16em;color:var(--muted)}
.step-card h3{font-size:20px}
.step-card p{font-size:14.5px;color:var(--ink-2);line-height:1.7}
@media (max-width:820px){
  .next-steps{grid-template-columns:1fr}
}

/* 4년 후 섹션의 큰 사진 — 세로로 긴 사진이라 높이를 묶어둔다 */
.wide-shot{margin:40px 0 0;display:flex;justify-content:center}
.wide-shot .post-shot{margin:0}
.wide-shot img{max-height:520px;width:auto;max-width:100%}



/* ═══════════ 읽는 글의 편집 스타일 ═══════════
   블로그 원문에서 소제목·인용·목록·사진출처를 찾아내 각각 다르게 보여준다. */

/* 첫 문단 — 글의 도입부라 조금 크게 */
.post-body .lead{
  font-size:19.5px;line-height:1.85;color:var(--ink);
  margin-bottom:1.8em;
}

/* 소제목 — 짧은 강조선으로 구획을 만든다 */
.post-body h3{
  font-family:"Gowun Batang","Apple SD Gothic Neo",serif;
  font-size:clamp(21px,2.2vw,25px);line-height:1.5;color:var(--ink);
  margin:2.8em 0 1em;font-weight:400;letter-spacing:-.01em;
}
.post-body h3:first-child{margin-top:0}
.post-body h3::before{
  content:"";display:block;width:30px;height:2px;
  background:var(--accent);margin-bottom:18px;
}

/* 인용 — 원문에서 따옴표로 감싼 한 줄 */
.post-body .pull{
  margin:2.4em 0;padding:0 0 0 clamp(20px,4vw,34px);
  border-left:3px solid var(--accent);
}
.post-body .pull p{
  font-family:"Gowun Batang",serif;
  font-size:clamp(20px,2.3vw,25px);line-height:1.72;
  color:var(--ink);margin:0;
}

/* 목록 */
.post-body ul.bullets,
.post-body ol.numbers{margin:0 0 1.7em;padding:0;list-style:none}
.post-body .bullets li,
.post-body .numbers li{position:relative;padding-left:1.7em;margin-bottom:.55em}
.post-body .bullets li::before{
  content:"";position:absolute;left:.3em;top:.82em;
  width:6px;height:6px;border-radius:50%;background:var(--accent);
}
.post-body .numbers{counter-reset:num}
.post-body .numbers li{counter-increment:num}
.post-body .numbers li::before{
  content:counter(num);position:absolute;left:0;top:0;
  font-family:"IBM Plex Mono",monospace;font-size:12.5px;line-height:2.7;
  color:var(--accent);font-variant-numeric:tabular-nums;
}

/* 사진 바로 아래 출처 한 줄 */
.post-body .credit{
  margin:-1.3em 0 2.2em;
  font-family:"IBM Plex Mono",monospace;font-size:11.5px;
  letter-spacing:.03em;color:var(--muted);
}

/* 본문 안의 링크 */
.post-body a{color:var(--accent);text-decoration:underline;
  text-underline-offset:3px;text-decoration-thickness:1px}

@media (max-width:720px){
  .post-body{font-size:16.5px}
  .post-body .lead{font-size:18px}
}

/* ═══════════ 사이트 전체 온도 ═══════════ */

/* 글을 끌어 선택했을 때도 브랜드 색이 보이게 */
::selection{background:var(--accent-soft);color:var(--ink)}

/* 모든 섹션의 영문 머리말 앞에 짧은 선 — 구획의 시작을 알린다 */
.eyebrow{display:inline-flex;align-items:center;gap:11px}
.eyebrow::before{content:"";width:20px;height:1.5px;background:currentColor;opacity:.5;flex:none}

/* 제목 글자 사이를 살짝 좁혀 또렷하게 */
h1,h2,h3{letter-spacing:-.012em}

/* ---------- 인용 패널 (클리닉이 말하는 정의) ----------
   아래 제목과 역할이 겹치지 않도록, 크기를 낮추고 인용임을 분명히 한다. */
.quote-panel{
  margin:0 auto;max-width:56ch;
  display:flex;flex-direction:column;gap:22px;
  position:relative;padding-left:clamp(30px,5vw,54px);
}
.quote-panel::before{
  content:"“";position:absolute;left:-6px;top:-.28em;
  font-family:"Gowun Batang",serif;font-size:clamp(64px,9vw,104px);
  line-height:1;color:var(--accent);opacity:.28;pointer-events:none;
}
.quote-panel blockquote{
  margin:0;font-family:"Gowun Batang","Apple SD Gothic Neo",serif;
  font-size:clamp(19px,2vw,23px);line-height:1.78;color:var(--ink);
}
.quote-panel blockquote span{display:block}
.quote-panel blockquote span + span{margin-top:.1em}
.quote-panel figcaption{
  font-family:"IBM Plex Mono",monospace;font-size:11.5px;letter-spacing:.1em;
  color:var(--muted);text-transform:uppercase;
  padding-top:16px;border-top:1px solid var(--line);
}
.quote-panel figcaption b{font-weight:500;color:var(--accent);letter-spacing:.08em}
@media (max-width:720px){
  .quote-panel{padding-left:24px}
  .quote-panel::before{font-size:56px;left:-2px}
}

/* ---------- 건강한 상식 목록 ----------
   26편이 같은 색으로 늘어서면 눈이 미끄러진다.
   대표 사진을 얹고, 카드마다 바탕색을 조금씩 달리해 리듬을 만든다. */
.know-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:20px;margin-top:44px}
.know-card{
  display:flex;flex-direction:column;text-decoration:none;overflow:hidden;
  background:var(--surface);
  transition:transform .18s ease, box-shadow .18s ease;
}
.know-card:hover{transform:translateY(-3px);box-shadow:var(--shadow)}
.know-card .thumb{
  display:block;aspect-ratio:16/10;
  background:var(--photo) center 40%/cover no-repeat, var(--surface-2);
}
.know-card .body{display:flex;flex-direction:column;gap:8px;padding:22px 22px 26px}
.know-card h3{font-size:18.5px;line-height:1.5;color:var(--ink)}
.know-card p{font-size:13.5px;color:var(--ink-2);line-height:1.65}

/* 카드마다 다른 바탕 — 브랜드 색과 어울리는 다섯 가지를 옅게 섞는다.
   섞는 방식이라 밝은 화면·어두운 화면 모두에서 자동으로 맞는다. */
.know-card:nth-child(5n+1){background:color-mix(in srgb,#5088C0 10%,var(--surface))}
.know-card:nth-child(5n+2){background:color-mix(in srgb,#7FA86B 10%,var(--surface))}
.know-card:nth-child(5n+3){background:color-mix(in srgb,#A8762F 10%,var(--surface))}
.know-card:nth-child(5n+4){background:color-mix(in srgb,#2E8B8B 10%,var(--surface))}
.know-card:nth-child(5n+5){background:color-mix(in srgb,#8A7CA8 10%,var(--surface))}

@media (max-width:980px){.know-grid{grid-template-columns:repeat(2,1fr)}}
@media (max-width:640px){
  .know-grid{grid-template-columns:1fr;gap:16px}
  .know-card{flex-direction:row;align-items:stretch}
  .know-card .thumb{aspect-ratio:1;width:112px;flex:none}
  .know-card .body{padding:16px 18px}
  .know-card h3{font-size:17px}
  .know-card p{display:none}
}

/* ---------- 검사실 인증 ---------- */
.certs{display:grid;grid-template-columns:repeat(4,1fr);gap:0;margin-top:44px;
  border-top:1px solid var(--line)}
.cert{padding:26px 22px 28px;border-right:1px solid var(--line)}
.cert:last-child{border-right:0}
.cert .k{display:block;font-family:"IBM Plex Mono",monospace;font-size:13px;
  letter-spacing:.1em;color:var(--accent);margin-bottom:12px}
.cert p{font-size:14px;color:var(--ink-2);line-height:1.7}
@media (max-width:900px){
  .certs{grid-template-columns:repeat(2,1fr)}
  .cert:nth-child(2n){border-right:0}
  .cert:nth-child(-n+2){border-bottom:1px solid var(--line)}
}
@media (max-width:560px){
  .certs{grid-template-columns:1fr}
  .cert{border-right:0;border-bottom:1px solid var(--line)}
  .cert:last-child{border-bottom:0}
}

/* ---------- 근거 논문 ---------- */
.refs{list-style:none;margin:40px 0 0;padding:0;counter-reset:ref;
  border-top:1px solid var(--line)}
.refs li{counter-increment:ref;position:relative;
  padding:20px 0 20px 46px;border-bottom:1px solid var(--line);
  display:flex;flex-direction:column;gap:5px}
.refs li::before{content:counter(ref,decimal-leading-zero);position:absolute;left:0;top:22px;
  font-family:"IBM Plex Mono",monospace;font-size:11.5px;color:var(--muted);
  font-variant-numeric:tabular-nums}
.refs a,.refs .t{font-size:16px;line-height:1.6;color:var(--ink)}
.refs a{text-decoration:underline;text-underline-offset:3px;
  text-decoration-thickness:1px;text-decoration-color:var(--accent)}
.refs a:hover{color:var(--accent)}
.refs li > span:last-child{font-size:13px;color:var(--muted);line-height:1.6}
.refs i{font-style:italic}

/* ---------- 클리닉 내부 사진 격자 ---------- */
.room-grid{display:grid;grid-template-columns:repeat(4,1fr);gap:16px;margin-top:44px}
.room-grid .shot-figure{margin:0;gap:8px}
.room-grid .shot-figure img{aspect-ratio:3/2;object-fit:cover;max-height:none;cursor:zoom-in}
.room-grid figcaption{font-size:11px;letter-spacing:.04em}
@media (max-width:900px){.room-grid{grid-template-columns:repeat(2,1fr);gap:12px}}
@media (max-width:480px){.room-grid{grid-template-columns:1fr}}

/* ---------- 발표 학술지 ---------- */
.journals{list-style:none;display:flex;flex-wrap:wrap;gap:10px;margin:40px 0 0;padding:0}
.journals li{
  font-family:"IBM Plex Mono",monospace;font-size:12.5px;letter-spacing:.1em;
  text-transform:uppercase;color:var(--accent);
  border:1px solid var(--accent-soft);background:var(--accent-soft);
  padding:9px 16px;
}

/* ═══════════ 첫 화면 슬라이드 ═══════════ */
.hero.has-slides{background:var(--hero-a)}
.hero .slides{position:absolute;inset:0;overflow:hidden}
.hero .slide{
  position:absolute;inset:0;
  background:var(--photo) var(--focus,center)/cover no-repeat;
  opacity:0;transition:opacity 1.4s ease;
}
.hero .slide.on{opacity:1}
/* 사진 위에 덮개 — 글이 어떤 사진에서도 읽히도록 */
.hero.has-slides::before{
  /* 글이 놓이는 왼쪽만 진하게 누르고, 오른쪽은 사진이 그대로 보이게 연다 */
  content:"";position:absolute;inset:0;z-index:1;pointer-events:none;
  background:linear-gradient(100deg,
    color-mix(in srgb,var(--hero-a) 92%,transparent) 0%,
    color-mix(in srgb,var(--hero-a) 74%,transparent) 40%,
    color-mix(in srgb,var(--hero-b) 32%,transparent) 68%,
    color-mix(in srgb,var(--hero-b) 10%,transparent) 100%);
}
/* 화면이 좁아지면 글이 사진 전체를 덮으므로, 고르게 눌러 읽히게 한다 */
@media (max-width:860px){
  .hero.has-slides::before{
    background:linear-gradient(175deg,
      color-mix(in srgb,var(--hero-a) 84%,transparent) 0%,
      color-mix(in srgb,var(--hero-a) 76%,transparent) 100%);
  }
}
.hero.has-slides::after{z-index:2;opacity:.12}
.hero.has-slides .wrap{position:relative;z-index:3}

.hero-since{
  margin-top:26px;font-family:"IBM Plex Mono",monospace;
  font-size:11.5px;letter-spacing:.08em;color:var(--on-dark-2);
}
.dots{display:flex;gap:9px;margin-top:30px}
.dots button{
  width:30px;height:3px;padding:0;border:0;cursor:pointer;
  background:rgba(246,243,236,.34);transition:background .2s ease;
}
.dots button.on{background:var(--on-dark)}
.dots button:hover{background:rgba(246,243,236,.7)}
@media (prefers-reduced-motion: reduce){.hero .slide{transition:none}}

/* ═══════════ 다민이 이야기 소개 블록 ═══════════ */
.feature-grid{display:grid;grid-template-columns:0.85fr 1.15fr;gap:clamp(32px,5vw,64px);align-items:center}
.feature-photo .post-shot{margin:0}
.feature-photo img{width:100%;height:auto;max-height:520px;object-fit:cover;object-position:center 22%}
.feature-text h2{font-size:clamp(26px,3.2vw,38px);line-height:1.38;margin:14px 0 18px}
.feature-sign{
  margin-top:20px;font-family:"Gowun Batang",serif;font-size:15px;color:var(--muted);
}
@media (max-width:820px){
  .feature-grid{grid-template-columns:1fr;gap:28px}
  .feature-photo img{max-height:340px}
}

/* ═══════════ 신뢰 지표 ═══════════ */
.stats{display:grid;grid-template-columns:repeat(4,1fr);gap:0;margin-top:44px;
  border-top:1px solid var(--line)}
.stat{
  display:flex;flex-direction:column;gap:10px;text-decoration:none;
  padding:28px 22px 30px;border-right:1px solid var(--line);
  transition:background .16s ease;
}
.stat:last-child{border-right:0}
.stat:hover{background:var(--paper)}
.stat .v{
  font-family:"Gowun Batang",serif;font-size:clamp(30px,3.4vw,40px);line-height:1;
  color:var(--accent);font-variant-numeric:tabular-nums;
}
.stat .v em{
  font-style:normal;font-family:"IBM Plex Sans KR",sans-serif;
  font-size:14px;color:var(--ink-2);margin-left:5px;
}
.stat .k{font-size:13.5px;color:var(--ink-2);line-height:1.6}
@media (max-width:900px){
  .stats{grid-template-columns:repeat(2,1fr)}
  .stat:nth-child(2n){border-right:0}
  .stat:nth-child(-n+2){border-bottom:1px solid var(--line)}
}
@media (max-width:520px){
  .stats{grid-template-columns:1fr}
  .stat{border-right:0;border-bottom:1px solid var(--line)}
  .stat:last-child{border-bottom:0}
}

/* ---------- 영상 (누르면 재생) ---------- */
.video{
  display:block;position:relative;margin-top:44px;
  aspect-ratio:16/9;overflow:hidden;cursor:pointer;text-decoration:none;
  background:var(--photo) center/cover no-repeat, var(--surface-2);
}
.video::after{
  content:"";position:absolute;inset:0;
  background:linear-gradient(to top, rgba(8,14,20,.72) 0%, rgba(8,14,20,.12) 46%, rgba(8,14,20,.28) 100%);
  transition:background .2s ease;
}
.video:hover::after{background:linear-gradient(to top, rgba(8,14,20,.78) 0%, rgba(8,14,20,.2) 46%, rgba(8,14,20,.34) 100%)}
.video .play{
  position:absolute;left:50%;top:50%;transform:translate(-50%,-50%);z-index:2;
  width:78px;height:78px;border-radius:50%;border:1.5px solid rgba(246,243,236,.8);
  background:rgba(8,14,20,.4);backdrop-filter:blur(3px);cursor:pointer;
  display:flex;align-items:center;justify-content:center;padding:0;
  transition:background .2s ease, transform .2s ease;
}
.video:hover .play{background:var(--accent);border-color:var(--accent);transform:translate(-50%,-50%) scale(1.06)}
.video .tri{
  display:block;width:0;height:0;margin-left:5px;
  border-left:20px solid var(--on-dark);
  border-top:12px solid transparent;border-bottom:12px solid transparent;
}
.video .cap{
  position:absolute;left:0;right:0;bottom:0;z-index:2;
  padding:26px 28px 24px;display:flex;flex-direction:column;gap:5px;
}
.video .cap strong{font-family:"Gowun Batang",serif;font-weight:400;
  font-size:clamp(18px,2.2vw,24px);color:var(--on-dark)}
.video .cap span{font-family:"IBM Plex Mono",monospace;font-size:11.5px;
  letter-spacing:.08em;color:var(--on-dark-2)}
.video.playing{background:#000}
.video.playing::after{display:none}
.video iframe{position:absolute;inset:0;width:100%;height:100%;border:0}
@media (max-width:600px){
  .video .play{width:60px;height:60px}
  .video .tri{border-left-width:16px;border-top-width:10px;border-bottom-width:10px}
  .video .cap{padding:18px 20px 18px}
}

/* ---------- 언어 전환 ---------- */
.lang{
  flex:none;font-family:"IBM Plex Mono",monospace;font-size:11.5px;letter-spacing:.12em;
  color:var(--muted);text-decoration:none;
  border:1px solid var(--line);border-radius:999px;padding:7px 13px;
  transition:border-color .16s ease,color .16s ease;
}
.lang:hover{color:var(--accent);border-color:var(--accent)}
@media (max-width:1160px){.lang{order:2;margin-left:auto}}

/* ═══════════ 영문판 조정 ═══════════
   한국어는 글자 하나가 넓어 좁은 폭이 어울리지만,
   영어는 같은 폭에서 줄이 잘게 쪼개진다. 폭을 넓히고 크기를 조금 낮춘다. */
html[lang="en"] .hero-inner{max-width:58ch}
html[lang="en"] .hero h1{font-size:clamp(34px,5vw,56px);line-height:1.14}
html[lang="en"] .hero-inner p{max-width:52ch}
html[lang="en"] .band h1{max-width:28ch;font-size:clamp(32px,4.6vw,48px);line-height:1.2}
html[lang="en"] .band p{max-width:66ch}
html[lang="en"] .section-head h2{max-width:24ch;line-height:1.28}
html[lang="en"] .feature-text h2{line-height:1.25}
html[lang="en"] .lede{max-width:70ch}
html[lang="en"] .story-body{max-width:none}
html[lang="en"] .post-body{max-width:66ch}
html[lang="en"] .quote-panel{max-width:60ch}
html[lang="en"] .check h3,
html[lang="en"] .step h3{line-height:1.4}
html[lang="en"] .stat .v{font-size:clamp(26px,3vw,36px)}


/* ═══════════════════════════════════════════════════════════
   면과 불 — Fiery Ocean
   섹션마다 바탕을 종이 → 크림 → 안개 로 돌려서 스크롤에 리듬을 준다.
   바탕은 build.py 가 g-paper / g-cream / g-mist 를 번갈아 붙여준다.
   빨강(--flame/--wine)은 넓은 면에 절대 깔지 않는다.
   경고색으로 읽히기 때문에, 강조·인용·태그·숫자에만 좁게 쓴다.
   ═══════════════════════════════════════════════════════════ */

/* --card = 그 바탕 위에 놓이는 카드의 색. 바탕이 바뀌면 카드도 따라 바뀐다. */
.section{--card:var(--surface)}
.section.g-paper{background:var(--paper);--card:var(--surface)}
.section.g-cream{background:var(--cream);--card:var(--paper)}
.section.g-mist {background:var(--mist); --card:var(--paper)}

/* 카드류는 모두 --card 를 따른다 (예전 .tint 전용 규칙을 덮는다) */
.section.tint .pillar:not([data-photo]), .section .pillar:not([data-photo]),
.section.tint .track,  .section .track,
.section.tint .note,   .section .note,
.section .checks, .section .specimen, .section .case,
.section .channel, .section .step-card, .section .know-card{
  background:var(--card);
}
.section .gallery img{background:var(--card)}

/* 바탕 위의 경계선은 바탕에 맞춰 조금씩 진해진다 */
.section.g-mist{--line:#DCE6EF;--line-soft:#E5EDF4}

/* ---------- 불이 놓이는 자리 ---------- */

/* 소제목 앞 짧은 선 — 글을 읽어 내려가며 가장 자주 만나는 색 */
.post-body h3::before{background:var(--flame)}

/* 뽑아낸 문장 */
.post-body .pull{border-left-color:var(--flame)}
.letter{border-left-color:var(--flame)}

/* 본문 안의 굵은 글씨 */
.story-body b, .post-body b, .post-body strong{color:var(--emph);font-weight:500}

/* 딸려 붙는 안내 상자 */
.note{border-left-color:var(--flame)}

/* 큰 숫자 */
.deliverable .n{color:var(--flame)}

/* 표본 카드의 꼬리표 */
.specimen .tag{color:var(--wine);background:var(--flame-soft)}

/* 클리닉 인용의 큰 따옴표 */
.quote-panel::before{color:var(--flame);opacity:.22}

/* 문의 채널 중 대표 카드 */
.channel.featured{border-top-color:var(--flame)}

/* ---------- 네 갈래 카드는 색을 나눠 갖는다 ---------- */
/* --tone = 그 카드가 가진 색. 위 선·글자·화살표·마우스 반응이 모두 이 색을 따른다. */
.pillar:nth-child(4n+1){--tone:var(--accent)}
.pillar:nth-child(4n+2){--tone:var(--flame)}
.pillar:nth-child(4n+3){--tone:var(--gold)}
.pillar:nth-child(4n+4){--tone:var(--moss)}
.step-card:nth-child(3n+1){--tone:var(--accent)}
.step-card:nth-child(3n+2){--tone:var(--flame)}
.step-card:nth-child(3n+3){--tone:var(--gold)}
.channel:nth-child(4n+1){--tone:var(--flame)}
.channel:nth-child(4n+2){--tone:var(--accent)}
.channel:nth-child(4n+3){--tone:var(--gold)}
.channel:nth-child(4n+4){--tone:var(--moss)}
.toc li:nth-child(5n+1) a{--tone:var(--accent)}
.toc li:nth-child(5n+2) a{--tone:var(--flame)}
.toc li:nth-child(5n+3) a{--tone:var(--gold)}
.toc li:nth-child(5n+4) a{--tone:var(--moss)}
.toc li:nth-child(5n+5) a{--tone:var(--steel)}
.faq details:nth-child(4n+1){--tone:var(--accent)}
.faq details:nth-child(4n+2){--tone:var(--flame)}
.faq details:nth-child(4n+3){--tone:var(--gold)}
.faq details:nth-child(4n+4){--tone:var(--moss)}
.pillar, .step-card{border-top-color:var(--tone)}

/* 건강한 상식 카드 — 회전에 붉은 계열을 한 칸 넣는다 */
.know-card:nth-child(5n+1){--tone:var(--brand);background:color-mix(in srgb,var(--brand) 20%,var(--paper))}
.know-card:nth-child(5n+2){--tone:var(--moss); background:color-mix(in srgb,var(--moss)  20%,var(--paper))}
.know-card:nth-child(5n+3){--tone:var(--flame);background:color-mix(in srgb,var(--flame) 15%,var(--paper))}
.know-card:nth-child(5n+4){--tone:var(--gold); background:color-mix(in srgb,var(--gold)  13%,var(--paper))}
.know-card:nth-child(5n+5){--tone:var(--steel);background:color-mix(in srgb,var(--steel) 26%,var(--paper))}

/* ---------- 어두운 면에도 온기를 한 겹 ---------- */
/* 첫 화면 왼쪽 아래에 아주 옅은 붉은 기운 — 바다에 불빛 하나 */
.hero.has-slides::before{
  background:
    radial-gradient(70% 80% at 4% 100%,
      color-mix(in srgb,var(--hero-warm) 52%,transparent) 0%, transparent 72%),
    linear-gradient(100deg,
      color-mix(in srgb,var(--hero-a) 92%,transparent) 0%,
      color-mix(in srgb,var(--hero-a) 74%,transparent) 40%,
      color-mix(in srgb,var(--hero-b) 32%,transparent) 68%,
      color-mix(in srgb,var(--hero-b) 10%,transparent) 100%);
}
.hero[data-photo]:not(.has-slides){
  background:
    radial-gradient(70% 80% at 4% 100%,
      color-mix(in srgb,var(--hero-warm) 46%,transparent) 0%, transparent 70%),
    linear-gradient(100deg,
      color-mix(in srgb,var(--hero-a) 92%,transparent) 0%,
      color-mix(in srgb,var(--hero-a) 78%,transparent) 46%,
      color-mix(in srgb,var(--hero-b) 42%,transparent) 100%),
    var(--photo) var(--focus,center)/cover no-repeat;
}

/* 맨 아래 문의 띠 */
.cta{
  background:
    radial-gradient(60% 120% at 96% 0%,
      color-mix(in srgb,var(--hero-warm) 34%,transparent) 0%, transparent 64%),
    radial-gradient(70% 100% at 0% 100%,
      color-mix(in srgb,var(--hero-b) 55%,transparent) 0%, transparent 70%),
    var(--hero-a);
}

/* 페이지 머리띠 — 본문 첫 섹션과 확실히 구분되게 */
.band{background:var(--cream);border-bottom:1px solid var(--line)}

/* 푸터 위에 가느다란 색 띠 하나 — 사이트가 끝나는 자리를 알린다 */
footer{border-top:2px solid var(--flame)}

/* 글을 끌어 선택했을 때 */
::selection{background:var(--flame-soft);color:var(--wine)}


/* ═══════════ 금이 놓이는 자리 ═══════════
   면에는 쓰지 않는다. 선을 긋거나 작은 글자에만 얹어
   화면이 다시 누레지지 않으면서 격만 올라가게 한다. */

/* 모든 구획 머리말 앞의 짧은 선 — 사이트 전체를 관통하는 금실 */
.eyebrow::before{background:var(--gold);opacity:1;width:24px;height:1.5px}

/* 로고 아래 영문 이름 */
.brand small{color:var(--gold-ink)}

/* 머리띠와 푸터의 경계선에 금기운을 아주 옅게 */
.nav{border-bottom:1px solid color-mix(in srgb,var(--gold) 32%,var(--line))}
footer{border-top:1px solid color-mix(in srgb,var(--gold) 62%,var(--line))}

/* 큰 숫자와 표시 항목 — 금이 가장 잘 어울리는 자리 */
.deliverable .n{color:var(--gold)}
.cert .k{color:var(--gold-ink)}
.refs li::before{color:var(--gold-ink)}
.step-list.wide .num{color:var(--gold-ink)}

/* 발표 학술지 표 */
.journals li{
  color:var(--gold-ink);
  border-color:color-mix(in srgb,var(--gold) 34%,var(--card));
  background:color-mix(in srgb,var(--gold) 9%,var(--card));
}

/* 인용 아래 출처 줄 */
.quote-panel figcaption{border-top-color:color-mix(in srgb,var(--gold) 48%,var(--line))}
.quote-panel figcaption b{color:var(--gold-ink)}
.case .quote{border-top-color:color-mix(in srgb,var(--gold) 48%,var(--line))}

/* 어두운 첫 화면 — 금테 버튼과 금빛 한 줄 */
.pill.on-dark{border-color:color-mix(in srgb,var(--gold-soft) 72%,transparent);color:var(--gold-soft)}
.pill.on-dark:hover{background:var(--gold-soft);color:var(--hero-a);border-color:var(--gold-soft)}
.hero-since{color:var(--gold-soft)}
.dots button.on{background:var(--gold-soft)}
.cta .eyebrow::before{background:var(--gold-soft)}
.hero .eyebrow::before{background:var(--gold-soft)}


/* ═══════════════════════════════════════════════════════════
   누를 수 있다는 표시
   카드 위에 마우스를 올리면 네 가지가 한꺼번에 일어난다.
   살짝 떠오르고, 그림자가 생기고, 제목 색이 바뀌고, 화살표가 나온다.
   ═══════════════════════════════════════════════════════════ */

.pillar, .channel, .step-card, .know-card, .case, .toc a, .know-card *{
  transition:transform .18s ease, box-shadow .18s ease,
             background-color .18s ease, border-color .18s ease, color .18s ease;
}

/* 떠오르기 + 그림자 — 모든 누를 수 있는 카드에 공통 */
.pillar:hover, .channel:hover, .step-card:hover, .know-card:hover{
  transform:translateY(-4px);
  box-shadow:0 2px 4px rgba(20,33,43,.06), 0 18px 40px -22px rgba(20,33,43,.45);
}

/* 바탕이 그 카드의 색으로 옅게 물든다 (사진 카드는 제외 — 사진이 가려지면 안 된다) */
.section .pillar:not([data-photo]):hover,
.section .channel:hover,
.section .step-card:hover{
  background:color-mix(in srgb,var(--tone,var(--accent)) 10%,var(--card));
}
.know-card:hover{
  background:color-mix(in srgb,var(--tone,var(--accent)) 30%,var(--paper));
}

/* 제목도 그 색으로. 금·청회색은 그대로 쓰면 흐려서, 본문색을 섞어 읽히게 만든다. */
.pillar:not([data-photo]):hover h3,
.channel:hover h3,
.step-card:hover h3,
.know-card:hover h3{
  color:color-mix(in srgb,var(--tone,var(--accent)) 72%,var(--ink));
}

/* 테두리도 그 색으로 */
.channel:hover, .step-card:hover, .pillar:not([data-photo]):hover{
  border-color:color-mix(in srgb,var(--tone,var(--accent)) 42%,var(--line));
  border-top-color:var(--tone,var(--accent));
}

/* 오른쪽 아래에서 화살표가 밀려 나온다 */
.pillar, .channel, .step-card{ position:relative }
.pillar::after, .channel::after, .step-card::after{
  content:"→";
  position:absolute;right:22px;bottom:20px;
  font-size:17px;line-height:1;
  color:color-mix(in srgb,var(--tone,var(--accent)) 78%,var(--ink));
  opacity:0;transform:translateX(-8px);
  transition:opacity .18s ease, transform .18s ease;
  pointer-events:none;
}
.pillar:hover::after, .channel:hover::after, .step-card:hover::after{
  opacity:1;transform:translateX(0);
}
/* 사진 카드는 글씨가 흰색이라 화살표도 흰색으로 */
.pillar[data-photo]::after{color:var(--on-dark);z-index:2}

/* 사진 카드는 확대하지 않는다.
   background-size 를 건드리면 cover 가 풀려서 사진이 잘리거나 남는다.
   대신 원래 있던 어두워지는 효과 + 떠오르기 + 흰 화살표로 충분하다. */
.pillar[data-photo]{transition:transform .18s ease, box-shadow .18s ease}

/* 엄마의 기록 목록 — 줄 전체가 눌린다는 표시 */
.toc a{padding-inline:14px;margin-inline:-14px;position:relative}
.toc a::after{
  content:"→";position:absolute;right:6px;top:50%;transform:translateY(-50%) translateX(-6px);
  color:var(--tone,var(--accent));opacity:0;transition:opacity .16s ease, transform .16s ease;
}
.toc a:hover{background:color-mix(in srgb,var(--tone,var(--accent)) 9%,transparent)}
.toc a:hover::after{opacity:1;transform:translateY(-50%) translateX(0)}
.toc a:hover .t{color:color-mix(in srgb,var(--tone,var(--accent)) 74%,var(--ink))}
.toc a:hover .d{color:var(--tone,var(--accent))}

/* 자주 묻는 질문 — 제목 줄에 올리면 색과 부호가 반응한다 */
summary:hover{color:color-mix(in srgb,var(--tone,var(--accent)) 72%,var(--ink))}
summary:hover::after{color:var(--tone,var(--accent))}

/* 건강한 상식 카드 — 사진도 함께 반응 */
.know-card .thumb{transition:transform .35s ease}
.know-card{overflow:hidden}
.know-card:hover .thumb{transform:scale(1.04)}

/* 손가락 커서 — 카드 전체가 링크임을 분명히 */
.pillar, .channel, .step-card, .know-card, .toc a, summary{cursor:pointer}

/* 키보드로 이동할 때도 같은 표시가 보이게 */
.pillar:focus-visible, .channel:focus-visible,
.step-card:focus-visible, .know-card:focus-visible{
  transform:translateY(-4px);
  box-shadow:0 2px 4px rgba(20,33,43,.06), 0 18px 40px -22px rgba(20,33,43,.45);
}
.pillar:focus-visible::after, .channel:focus-visible::after,
.step-card:focus-visible::after{opacity:1;transform:translateX(0)}

@media (prefers-reduced-motion: reduce){
  .pillar:hover, .channel:hover, .step-card:hover, .know-card:hover{transform:none}
}


/* ═══════════ 사진은 밝아지면서 반응한다 ═══════════
   원래는 마우스를 올리면 어두워졌다. 반대로 바꾼다.
   글씨가 놓이는 아래쪽 그늘은 남겨서 흰 글씨가 계속 읽히게 한다. */

.pillar[data-photo]{
  transition:transform .18s ease, box-shadow .18s ease, filter .24s ease;
}
.pillar[data-photo]::before{transition:background .24s ease}
.pillar[data-photo]:hover{filter:brightness(1.14) saturate(1.06)}
.pillar[data-photo]:hover::before{
  background:linear-gradient(to top,
    rgba(9,22,27,.78) 0%,      /* 글씨 자리 — 그늘을 남긴다 */
    rgba(9,22,27,.14) 52%,
    rgba(255,255,255,.10) 100%); /* 위쪽은 오히려 하얗게 들린다 */
}

/* 건강한 상식 카드의 대표 사진 */
.know-card .thumb{transition:filter .24s ease, transform .35s ease}
.know-card:hover .thumb{filter:brightness(1.12) saturate(1.05)}

/* 눌러서 크게 볼 수 있는 사진들 — 갤러리·클리닉 내부·본문 사진 */
.gallery .thumb img,
.room-grid .shot-figure img,
.post-shot img{transition:filter .24s ease}
.gallery .thumb:hover img,
.room-grid .shot-figure img:hover,
.post-shot img:hover{filter:brightness(1.1) saturate(1.04)}

/* 첫 화면 슬라이드는 글이 얹혀 있어 밝히지 않는다 */

/* ---------- 개인정보처리방침 같은 긴 글 ---------- */
.legal{max-width:76ch}
.legal h2{font-size:19px;margin:44px 0 12px}
.legal h2:first-of-type{margin-top:8px}
.legal p,.legal li{font-size:15px;line-height:1.85;color:var(--ink-2)}
.legal ul{padding-left:20px}
.legal-meta{font-size:13px;color:var(--muted);margin-bottom:28px}
.legal-contact{background:var(--card);border:1px solid var(--line);border-radius:10px;padding:16px 20px;color:var(--ink)}
.legal code{font-family:"IBM Plex Mono",monospace;font-size:13px;background:var(--surface);padding:1px 6px;border-radius:4px}
.legal-table{width:100%;border-collapse:collapse;font-size:14px;line-height:1.7;margin:14px 0 22px}
.legal-table th,.legal-table td{border:1px solid var(--line);padding:10px 12px;text-align:left;vertical-align:top}
.legal-table th{background:var(--surface);font-weight:600;color:var(--ink)}
@media (max-width:640px){.legal-table{display:block;overflow-x:auto}}