/* 미술 세계 · "작업실 벽에 걸린 종이 한 장" (📚 보드 03_미술 §4)
 * 종이 #F6F1E7 · 새 종이 #FFFDF8(액자 매트·카드) · 흑연 #2B2622(글자·액자 틀) · 테라코타 #E4A488(붓 자국·원장 면 · 글자색 ✕)
 * 울트라마린 #2F4BC4(상담 버튼 · 붓 밑줄 · 지금 고른 반 표시만 · 5%) · 흐린 흑연 #6B625A
 * 제목 = Gowun Batang 700(고운바탕 · 붓 획 끝이 있는 명조) · 본문 Pretendard 400/600 */
:root{--head:"Gowun Batang",var(--font);--grain:#D48F70}
.h-l,.sec-title,.cta-end h2,.director blockquote p,.fit dt,.diff-list h3,.plate h3,.path h3,.path .n{font-family:var(--head);font-weight:700}
.btn-main,.bar .b-main{background:var(--accent)}
.brand svg path{fill:var(--mood)}

/* ── 첫 화면 ───────────────────────────── */
.hero{position:relative;padding:28px 0 8px;overflow:hidden}
.eyebrow{display:block;font-size:14px;font-weight:600;color:var(--ink-2);margin-bottom:14px}
.h-l{display:block;font-size:38px;line-height:1.3;letter-spacing:-.035em}
.ul{position:relative;display:inline-block}
.ul-brush{position:absolute;left:-3%;width:106%;bottom:-6px;height:13px;overflow:visible;transform-origin:0 50%}
.ul-brush path{fill:var(--accent)}
.hero-sub{margin-top:18px;font-size:16px;line-height:1.65;color:var(--ink-2)}
.hero-act{margin-top:24px;display:flex;align-items:center;flex-wrap:wrap}
.hero-act .btn{margin-right:20px}

/* 벽 — 붓 자국 한 획 뒤로, 액자 2장(폰) · 3장(PC) */
.wall{position:relative;height:356px;margin-top:28px}
.stroke{position:absolute;left:-16%;width:132%;top:96px;height:190px;overflow:visible;transform:rotate(-20deg)}
.stroke path{fill:var(--mood)}
.stroke .bs-grain{fill:var(--grain);opacity:.55}
.fr{position:absolute;margin:0}
.fr-0{left:2%;top:0;width:47%}
.fr-1{right:2%;top:146px;width:41%}
.fr-2{display:none}
@media (min-width:600px) and (max-width:1023px){ .wall{max-width:480px;height:420px;margin-left:auto} .stroke{top:120px;height:220px} }
.fr-in{background:var(--surface);border:3px solid var(--ink);padding:7px;transform:rotate(var(--r,0deg));
  box-shadow:0 14px 24px -14px rgba(43,38,34,.45)}
.fr-art{position:relative;overflow:hidden;background:var(--bg)}
.r34 .fr-art{padding-top:133.333%}
.r11 .fr-art{padding-top:100%}
.r43 .fr-art{padding-top:75%}
.fr-art svg{position:absolute;left:0;top:0;width:100%;height:100%}
.fr-cap{display:inline-block;margin-top:10px;padding:6px 10px 7px;background:var(--surface);border-radius:2px;box-shadow:0 1px 2px rgba(43,38,34,.12);font-size:13px;line-height:1.4}
.gw figcaption{margin-top:12px;font-size:13px;line-height:1.4}
.fr-cap b,.gw figcaption b{display:block;font-weight:600;color:var(--ink)}
.fr-cap span,.gw figcaption span{display:block;color:var(--ink-2);font-size:12px;margin-top:1px}
.fr-1{text-align:right}
.fr-1 .fr-cap{text-align:left}

/* 재생 전 모습은 html.fx 에서만 · .go 가 붙으면 한 번 재생하고 멈춤 (transform · opacity 만) */
.fx .hero .h-in{opacity:0;transform:translate3d(0,14px,0)}
.fx .hero.go .h-in{opacity:1;transform:none;transition:opacity 640ms var(--ease-out) var(--d),transform 640ms var(--ease-out) var(--d)}
.fx .hero .bs{opacity:0}
.fx .hero.go .bs{opacity:1;transition:opacity 220ms linear var(--d)}
.fx .hero .fr{opacity:0;transform:translate3d(0,-18px,0)}
.fx .hero.go .fr{opacity:1;transform:none;transition:opacity 420ms var(--ease-out) var(--d),transform 760ms var(--ease-out) var(--d)}
.fx .hero .fr-in{transform:rotate(calc(var(--r) * 3.5))}
.fx .hero.go .fr-in{transform:rotate(var(--r));transition:transform 1000ms cubic-bezier(.3,.7,.25,1) var(--d)}
.fx .hero .fr-art svg{transform:scale(1.08)}
.fx .hero.go .fr-art svg{transform:none;transition:transform 1000ms var(--ease-out) var(--d)}
.fx .hero .fr-cap{opacity:0;transform:translate3d(0,6px,0)}
.fx .hero.go .fr-cap{opacity:1;transform:none;transition:opacity 420ms var(--ease-out) var(--d),transform 420ms var(--ease-out) var(--d)}
.fx .hero .ul-brush{transform:scaleX(0)}
.fx .hero.go .ul-brush{transform:scaleX(1);transition:transform 560ms cubic-bezier(.65,0,.35,1) var(--d)}

@media (min-width:1024px){
  .hero{padding:48px 0 16px}
  .hero-in{display:grid;grid-template-columns:5fr 6fr;grid-column-gap:48px;column-gap:48px;align-items:center;min-height:600px}
  .eyebrow{font-size:15px;margin-bottom:20px}
  .h-l{font-size:60px;line-height:1.24}
  .ul-brush{height:18px;bottom:-8px}
  .hero-sub{font-size:18px;margin-top:28px}
  .hero-act{margin-top:40px}
  .wall{height:640px;margin:0}
  .stroke{left:-5%;width:122%;top:196px;height:270px;transform:rotate(-10deg)}
  .fr-0{left:0;top:30px;width:40%}
  .fr-1{right:1%;top:0;width:35%}
  .fr-2{display:block;right:5%;top:356px;width:52%}
  .fr-1{text-align:left}
  .fr-in{padding:10px;border-width:4px}
  .fr-cap,.gw figcaption{font-size:14px}
  .fr-cap span,.gw figcaption span{font-size:13px}
}

/* ── 작품 벽: 반 고르기 + 크기 다른 액자 ───── */
.filters{display:flex;flex-wrap:wrap;margin:-8px 0 24px -12px}
.filters button{background:none;border:0;cursor:pointer;min-height:44px;padding:0 12px;font-size:16px;font-weight:600;color:var(--ink-2);position:relative}
.filters button::after{content:"";position:absolute;left:12px;right:12px;bottom:6px;height:2px;background:var(--accent);transform:scaleX(0);transform-origin:0 50%;transition:transform 240ms var(--ease-out)}
.filters button[aria-pressed="true"]{color:var(--ink)}
.filters button[aria-pressed="true"]::after{transform:scaleX(1)}
.gallery{columns:2;column-gap:16px}
.gallery li{break-inside:avoid;-webkit-column-break-inside:avoid;padding:4px 2px 28px}
.gallery li[hidden]{display:none}
.gw{margin:0}
.gw .fr-in{padding:6px;border-width:2px}
@media (min-width:1024px){
  .filters{margin:-16px 0 40px -12px}
  .gallery{columns:4;column-gap:32px}
  .gallery li{padding:4px 4px 40px}
  .gw .fr-in{padding:10px;border-width:3px}
}

/* ── 우리 아이에게 맞을까요: 4문답 ───────── */
.fit-list{display:grid;grid-template-columns:1fr}
.fit-i{padding:24px 0;border-top:1px solid var(--line)}
.fit-i:last-child{border-bottom:1px solid var(--line)}
.fit dt{font-size:20px;line-height:1.45;letter-spacing:-.02em}
.fit dd{margin-top:8px;font-size:15px;line-height:1.65;color:var(--ink-2)}
@media (min-width:1024px){
  .fit-list{grid-template-columns:1fr 1fr;grid-column-gap:64px;column-gap:64px}
  .fit-i{padding:36px 0}
  .fit-i:nth-last-child(2){border-bottom:1px solid var(--line)}
  .fit dt{font-size:24px}
  .fit dd{font-size:16px;max-width:30em}
}

/* ── 다른 점: 그림 + 두 줄 가로 줄 ───────── */
.diff-list li{display:grid;grid-template-columns:72px 1fr;grid-column-gap:20px;column-gap:20px;align-items:start;padding:24px 0;border-top:1px solid var(--line)}
.diff-list li:last-child{border-bottom:1px solid var(--line)}
.diff-pic{width:72px;height:72px;border-radius:var(--r-card);background:var(--mood);display:flex;align-items:center;justify-content:center;color:var(--ink)}
.diff-list h3{font-size:19px;line-height:1.45;letter-spacing:-.02em;padding-top:2px}
.diff-list p{margin-top:8px;color:var(--ink-2);font-size:15px;line-height:1.6}
@media (min-width:1024px){
  .diff-list li{grid-template-columns:96px 1fr;grid-column-gap:40px;column-gap:40px;padding:40px 0;align-items:center}
  .diff-pic{width:96px;height:96px}
  .diff-pic .glyph{width:48px;height:48px}
  .diff-list li>div{display:grid;grid-template-columns:5fr 6fr;grid-column-gap:40px;column-gap:40px;align-items:center}
  .diff-list h3{font-size:24px;padding:0}
  .diff-list p{margin:0;font-size:16px}
}

/* ── 과정: 반 4개 · 입시만 흑연 면 ────────── */
.plates{display:grid;grid-template-columns:1fr;grid-row-gap:12px;row-gap:12px}
.plate{background:var(--surface);border-radius:var(--r-card);padding:24px 20px}
.plate .shape{width:32px;height:32px;fill:var(--mood);margin-bottom:16px}
.plate .grade{display:block;font-size:13px;font-weight:600;color:var(--ink-2)}
.plate h3{font-size:22px;line-height:1.4;margin-top:4px;letter-spacing:-.02em}
.plate p{margin-top:8px;font-size:15px;line-height:1.6;color:var(--ink-2)}
.plate .meta{display:block;margin-top:16px;padding-top:14px;border-top:1px solid var(--line);font-size:14px;font-weight:600}
.plate.dark{background:var(--ink);color:var(--bg)}
.plate.dark .grade,.plate.dark p{color:rgba(246,241,231,.72)}
.plate.dark .meta{border-top-color:rgba(246,241,231,.18)}
@media (min-width:1024px){
  .plates{grid-template-columns:1fr 1fr;grid-column-gap:24px;column-gap:24px;grid-row-gap:24px;row-gap:24px}
  .plate{padding:40px 40px 32px}
  .plate .shape{width:48px;height:48px;margin-bottom:32px}
  .plate h3{font-size:28px}
  .plate p{font-size:16px;max-width:26em}
  .plate .meta{margin-top:28px;padding-top:18px}
}

/* ── 한 작품이 완성되기까지: 같은 그림이 네 단계로 · 점선 길 ── */
.path li{position:relative;display:grid;grid-template-columns:104px 1fr;grid-column-gap:20px;column-gap:20px;padding-bottom:28px}
.path li:last-child{padding-bottom:0}
.path li::before{content:"";position:absolute;left:51px;top:146px;bottom:4px;border-left:2px dashed rgba(43,38,34,.3)}
.path li:last-child::before{display:none}
.path-pic{position:relative;width:104px;height:139px;overflow:hidden;border-radius:4px;box-shadow:0 0 0 1px var(--line)}
.path-pic svg{width:100%;height:100%}
.path-pic.framed{border:3px solid var(--ink);padding:5px;background:var(--surface);border-radius:0;box-shadow:0 10px 18px -12px rgba(43,38,34,.5)}
.path-txt{padding-top:4px}
.path .n{display:block;font-size:15px;color:var(--ink-2);margin-bottom:4px}
.path h3{font-size:21px;line-height:1.35}
.path p{margin-top:8px;font-size:15px;line-height:1.6;color:var(--ink-2)}
.path-btn{margin-top:40px;width:100%}
@media (min-width:1024px){
  .path{display:grid;grid-template-columns:repeat(4,1fr);grid-column-gap:32px;column-gap:32px}
  .path li{display:block;padding:0}
  .path li::before{left:188px;right:-24px;top:120px;bottom:auto;border-left:0;border-top:2px dashed rgba(43,38,34,.3)}
  .path-pic{width:180px;height:240px}
  .path-txt{padding-top:24px}
  .path h3{font-size:24px}
  .path p{font-size:16px}
  .path-btn{width:auto;padding:0 40px;margin-top:56px}
}

/* ── 원장 인사: 테라코타 면 · 흑연 글자 ──────── */
.sec-mood{margin-top:var(--sec);padding:96px 0;background:var(--mood);color:var(--ink)}
.sec-mood .sec-label{color:var(--ink)}
.director blockquote{margin:0}
.director blockquote p{font-size:28px;line-height:1.45;letter-spacing:-.03em}
.dir-body{margin-top:40px;max-width:32em}
.dir-body p{color:var(--ink);font-size:16px;line-height:1.7}
.dir-body p+p{margin-top:12px}
.dir-body .sign{margin-top:32px;font-weight:600;font-size:15px}
.dir-body .sign::before{content:"";display:inline-block;width:24px;height:2px;background:var(--ink);vertical-align:middle;margin-right:12px}
@media (min-width:1024px){
  .sec-mood{padding:144px 0}
  .director .wrap{display:grid;grid-template-columns:7fr 5fr;grid-column-gap:64px;column-gap:64px;align-items:end}
  .director .sec-label{grid-column:1 / -1}
  .director blockquote p{font-size:44px;line-height:1.38}
  .dir-body{margin:0}
}
.cta-end h2{letter-spacing:-.03em}