/* 아트엠콘서트 — 공연 프로그램북처럼: 넓은 여백, 세리프 제목, 버건디 포인트 (밝은 단일 테마) */
:root{
  --bg:#FBFBF9; --surface:#FFFFFF; --ink:#1C2230; --muted:#5D6472; --line:#E4E2DD;
  --accent:#8C2F39; --accent-ink:#FFFFFF; --soft:#F6ECED; --brass:#8A6D2C; --band:#1C2230; --band-ink:#F1EEE8;
  --f-display:"Noto Serif KR",Georgia,"Times New Roman",serif;
  --f-body:"Noto Sans KR","Apple SD Gothic Neo","Malgun Gothic",sans-serif;
  --max:1120px; color-scheme:light;
}
*{box-sizing:border-box}
html{-webkit-text-size-adjust:100%}
body{margin:0;background:var(--bg);color:var(--ink);font-family:var(--f-body);font-size:16px;line-height:1.75;word-break:keep-all;overflow-wrap:anywhere}
img{max-width:100%;display:block}
a{color:inherit}
a:focus-visible,summary:focus-visible{outline:2px solid var(--accent);outline-offset:3px}
.wrap{max-width:var(--max);margin:0 auto;padding-inline:20px}
h1,h2,h3{font-family:var(--f-display);line-height:1.35;margin:0;text-wrap:balance;font-weight:700}
h1{font-size:clamp(28px,4.4vw,42px)}
h2{font-size:clamp(22px,3vw,28px)}
h3{font-size:19px}
p{margin:0 0 1em}
.eyebrow{font-size:13px;letter-spacing:.14em;color:var(--brass);font-weight:700;margin:0 0 10px}
.lead{color:var(--muted);font-size:17px;max-width:62ch}
.muted{color:var(--muted)}
.small{font-size:14px}
.prose{max-width:68ch}
.prose p{margin:0 0 1.1em}

/* 헤더 */
.site-header{background:var(--surface);border-bottom:1px solid var(--line);position:sticky;top:0;z-index:20}
.hd{display:flex;align-items:center;justify-content:space-between;gap:20px;min-height:68px}
.logo{text-decoration:none;display:flex;flex-direction:column;line-height:1.1}
.logo b{font-family:var(--f-display);font-size:22px;letter-spacing:.02em}
.logo span{font-size:10px;letter-spacing:.24em;color:var(--muted);margin-top:4px}
.nav{display:flex;gap:4px 20px;flex-wrap:wrap;list-style:none;margin:0;padding:0;font-size:15px}
.nav a{text-decoration:none;color:var(--muted);padding:6px 0;border-bottom:2px solid transparent}
.nav a:hover,.nav a[aria-current=page]{color:var(--ink);border-color:var(--accent)}
.nav .ext::after{content:" ↗";font-size:11px}
.mnav{display:none}
@media (max-width:900px){
  .nav{display:none}
  .mnav{display:block;position:relative}
  .mnav summary{list-style:none;cursor:pointer;border:1px solid var(--line);border-radius:6px;padding:6px 12px;font-size:14px}
  .mnav summary::-webkit-details-marker{display:none}
  .mnav[open] .nav{display:flex;flex-direction:column;position:absolute;right:0;top:44px;background:var(--surface);border:1px solid var(--line);border-radius:8px;padding:10px 18px;min-width:200px;box-shadow:0 10px 30px rgba(28,34,48,.12)}
}

main{padding-block:44px 72px}
.section{margin-top:64px}
.section-head{display:flex;justify-content:space-between;align-items:baseline;gap:12px;flex-wrap:wrap;border-bottom:1px solid var(--line);padding-bottom:12px;margin-bottom:8px}
.more{font-size:15px;color:var(--accent);text-decoration:none;font-weight:500}

/* 버튼 */
.btns{display:flex;flex-wrap:wrap;gap:10px}
.btn{display:inline-flex;align-items:center;gap:6px;padding:11px 20px;border-radius:6px;font-size:15px;font-weight:500;text-decoration:none;border:1px solid var(--accent);background:var(--accent);color:var(--accent-ink)}
.btn.ghost{background:transparent;color:var(--accent)}
.btn:hover{filter:brightness(1.08)}

/* 메인 히어로 */
.hero{display:grid;grid-template-columns:minmax(0,1.05fr) minmax(0,.95fr);gap:48px;align-items:center}
.hero-media{aspect-ratio:4/5;border-radius:4px;overflow:hidden;background:var(--soft)}
.hero-media img{width:100%;height:100%;object-fit:cover}
.hero-media.poster img{object-fit:contain;background:#EFEDE8}
@media (max-width:800px){.hero{grid-template-columns:1fr;gap:28px}.hero-media{aspect-ratio:4/3}}
.facts{display:grid;grid-template-columns:auto 1fr;gap:6px 20px;margin:22px 0 26px;font-size:16px}
.facts dt{color:var(--muted)}
.facts dd{margin:0}
.tag{display:inline-block;font-size:12px;font-weight:700;letter-spacing:.04em;border-radius:999px;padding:2px 10px;background:var(--soft);color:var(--accent);vertical-align:middle}
.tag.plain{background:transparent;border:1px solid var(--line);color:var(--muted);font-weight:500}

/* 숫자 띠 */
.band{background:var(--band);color:var(--band-ink);margin-top:64px}
.stats{display:grid;grid-template-columns:repeat(4,minmax(0,1fr));gap:20px;padding-block:34px}
.stats b{display:block;font-family:var(--f-display);font-size:clamp(26px,3.4vw,36px);font-variant-numeric:tabular-nums;color:#fff}
.stats span{font-size:14px;color:#C9C4BA}
@media (max-width:640px){.stats{grid-template-columns:repeat(2,minmax(0,1fr))}}

/* 공연 목록 */
.clist{list-style:none;margin:0;padding:0}
.citem{display:grid;grid-template-columns:88px minmax(0,1fr) auto;gap:20px;align-items:center;padding:18px 0;border-bottom:1px solid var(--line)}
.cdate{line-height:1.15;font-variant-numeric:tabular-nums}
.cdate b{display:block;font-family:var(--f-display);font-size:26px}
.cdate span{font-size:13px;color:var(--muted)}
.citem a.t{text-decoration:none;font-weight:700;font-size:17px}
.citem a.t:hover{color:var(--accent)}
.citem .meta{font-size:14px;color:var(--muted)}
.milestone{color:var(--accent);font-weight:700;font-size:13px;margin-left:6px}
@media (max-width:560px){.citem{grid-template-columns:70px minmax(0,1fr)}.citem>.tag{grid-column:2;justify-self:start}}

/* 카드 */
.cards{display:grid;grid-template-columns:repeat(auto-fill,minmax(250px,1fr));gap:22px}
.card{text-decoration:none;background:var(--surface);border:1px solid var(--line);border-radius:6px;overflow:hidden;display:flex;flex-direction:column}
.card:hover{border-color:var(--accent)}
.card .thumb{aspect-ratio:3/4;background:#EFEDE8;overflow:hidden}
.card .thumb img{width:100%;height:100%;object-fit:cover}
.card .body{padding:14px 16px 18px}
.card b{display:block;font-size:16px}
.card span{font-size:14px;color:var(--muted)}
.ph{display:grid;place-items:center;width:100%;height:100%;font-family:var(--f-display);color:var(--accent);background:var(--soft);font-size:22px;text-align:center;padding:10px}

/* 아티스트 */
.agrid{display:grid;grid-template-columns:repeat(auto-fill,minmax(170px,1fr));gap:18px}
.acard{text-decoration:none}
.acard .sq{aspect-ratio:1/1;border-radius:4px;overflow:hidden;background:var(--soft)}
.acard .sq img{width:100%;height:100%;object-fit:cover}
.acard b{display:block;margin-top:10px;font-size:16px}
.acard span{font-size:14px;color:var(--muted)}
.acard:hover b{color:var(--accent)}
.aprofile{display:grid;grid-template-columns:minmax(0,380px) minmax(0,1fr);gap:44px;align-items:start}
@media (max-width:760px){.aprofile{grid-template-columns:1fr}}
.aprofile .photo{border-radius:4px;overflow:hidden}

/* 공연 상세 */
.detail{display:grid;grid-template-columns:minmax(0,1fr) 340px;gap:48px;align-items:start}
@media (max-width:900px){.detail{grid-template-columns:1fr}}
.side{background:var(--surface);border:1px solid var(--line);border-radius:6px;padding:24px;display:flex;flex-direction:column;gap:16px;position:sticky;top:92px}
.side .facts{margin:0}
.poster-img{border-radius:4px;border:1px solid var(--line)}
.cast{display:flex;flex-wrap:wrap;gap:14px;list-style:none;margin:0;padding:0}
.cast a{display:flex;gap:12px;align-items:center;text-decoration:none;border:1px solid var(--line);border-radius:6px;padding:10px 16px 10px 10px;background:var(--surface)}
.cast a:hover{border-color:var(--accent)}
.cast img,.cast .mini{width:52px;height:52px;border-radius:50%;object-fit:cover;flex:none}
.cast .mini{display:grid;place-items:center;background:var(--soft);color:var(--accent);font-family:var(--f-display)}
.cast b{display:block}
.cast span{font-size:13px;color:var(--muted)}
.program{list-style:none;margin:0;padding:0;border-top:2px solid var(--ink)}
.program li{display:grid;grid-template-columns:30px minmax(0,1fr);gap:12px;padding:16px 0;border-bottom:1px solid var(--line)}
.program .n{color:var(--muted);font-variant-numeric:tabular-nums;font-size:14px;padding-top:3px}
.program .cp{font-size:14px;font-weight:700;color:var(--brass);letter-spacing:.02em}
.program .cp i{font-style:normal;font-weight:400;color:var(--muted);margin-left:6px}
.program .wk{font-family:var(--f-display);font-size:17px}
.program .pf{font-size:14px;color:var(--muted)}
.notice{background:var(--soft);border-radius:6px;padding:18px 20px;font-size:15px}

/* 역대 */
.year{margin-top:40px}
.year h2{font-size:24px;margin-bottom:6px}
.atable{width:100%;border-collapse:collapse;font-size:15px}
.atable td{padding:10px 8px;border-bottom:1px solid var(--line);vertical-align:top}
.atable td:first-child{width:70px;font-variant-numeric:tabular-nums;color:var(--muted);white-space:nowrap}
.atable td:nth-child(2){width:96px;font-variant-numeric:tabular-nums;white-space:nowrap}
.atable a{color:var(--accent);text-decoration:none;font-weight:500}
@media (max-width:560px){.atable td:nth-child(2){width:72px}}

/* FAQ / 혜택 */
.faq details{border-bottom:1px solid var(--line);padding:18px 0}
.faq summary{cursor:pointer;font-weight:700;font-size:17px;list-style:none;display:flex;justify-content:space-between;gap:16px}
.faq summary::-webkit-details-marker{display:none}
.faq summary::after{content:"+";color:var(--accent);font-size:22px;line-height:1}
.faq details[open] summary::after{content:"−"}
.faq details p{margin:12px 0 0;color:var(--muted);max-width:70ch}
.price{display:grid;grid-template-columns:repeat(auto-fit,minmax(220px,1fr));gap:18px}
.price div{background:var(--surface);border:1px solid var(--line);border-radius:6px;padding:22px}
.price b{display:block;font-family:var(--f-display);font-size:30px;color:var(--accent);font-variant-numeric:tabular-nums}
.benefits{display:grid;grid-template-columns:repeat(auto-fit,minmax(260px,1fr));gap:18px}
.benefits div{background:var(--surface);border:1px solid var(--line);border-radius:6px;padding:22px}
.benefits ul{margin:10px 0 0;padding-left:18px}
.benefits li{margin-bottom:6px}
.steps{list-style:none;margin:0;padding:0;display:grid;gap:14px;counter-reset:s}
.steps li{display:grid;grid-template-columns:40px minmax(0,1fr) auto;gap:16px;align-items:center;background:var(--surface);border:1px solid var(--line);border-radius:6px;padding:18px 20px;counter-increment:s}
.steps li::before{content:counter(s);font-family:var(--f-display);font-size:24px;color:var(--accent)}
@media (max-width:640px){.steps li{grid-template-columns:32px minmax(0,1fr)}.steps li .btn{grid-column:2;justify-self:start}}

/* 연혁 */
.timeline{list-style:none;margin:0;padding:0}
.timeline li{display:grid;grid-template-columns:110px minmax(0,1fr);gap:18px;padding:14px 0;border-bottom:1px solid var(--line)}
.timeline b{font-family:var(--f-display);font-variant-numeric:tabular-nums}

.two{display:grid;grid-template-columns:minmax(0,1fr) minmax(0,1fr);gap:40px}
@media (max-width:760px){.two{grid-template-columns:1fr}}
.box{background:var(--surface);border:1px solid var(--line);border-radius:6px;padding:24px}

/* 푸터 */
footer{background:var(--surface);border-top:1px solid var(--line);font-size:14px;color:var(--muted)}
.ft{display:grid;grid-template-columns:minmax(0,1.3fr) minmax(0,1fr);gap:28px;padding-block:36px}
@media (max-width:700px){.ft{grid-template-columns:1fr}}
.ft b{color:var(--ink)}
.ft ul{list-style:none;margin:0;padding:0;display:flex;flex-wrap:wrap;gap:6px 18px}
.ft ul + ul{margin-top:10px}
.ft a{color:var(--muted)}
.copy{user-select:all;color:var(--ink);font-variant-numeric:tabular-nums}
.draft{background:#FFF6D6;color:#5E4E14;font-size:13px;text-align:center;padding:7px 16px}
body{overflow-x:clip}
.band{margin-inline:calc(50% - 50vw);padding-inline:calc(50vw - 50%)}
.band .stats{max-width:var(--max);margin:0 auto;padding-inline:20px}
.lineup{display:grid;grid-template-columns:repeat(auto-fill,minmax(250px,1fr));gap:0 28px;list-style:none;margin:0;padding:0}
.lineup li{display:grid;grid-template-columns:58px minmax(0,1fr);gap:12px;padding:14px 0;border-bottom:1px solid var(--line)}
.lineup .m{font-family:var(--f-display);font-size:20px;color:var(--accent);font-variant-numeric:tabular-nums}
.lineup a{text-decoration:none;font-weight:700}
.lineup a:hover{color:var(--accent)}
.lineup small{display:block;color:var(--muted);font-size:13px}
.cta{display:grid;grid-template-columns:minmax(0,1fr) auto;gap:24px;align-items:center;background:var(--soft);border-radius:8px;padding:32px}
@media (max-width:700px){.cta{grid-template-columns:1fr}}

/* 보조 클래스 — CSP가 인라인 style을 막으므로 style="..." 대신 사용.
   위의 규칙을 덮어써야 하므로 항상 파일 맨 끝에 두고, m-0은 mt-·mb-보다 앞에 둔다 */
.m-0{margin:0}
.mt-6{margin-top:6px} .mt-8{margin-top:8px} .mt-10{margin-top:10px} .mt-12{margin-top:12px}
.mt-14{margin-top:14px} .mt-18{margin-top:18px} .mt-20{margin-top:20px} .mt-22{margin-top:22px}
.mt-28{margin-top:28px} .mt-30{margin-top:30px} .mt-32{margin-top:32px} .mt-36{margin-top:36px}
.mt-40{margin-top:40px} .mt-48{margin-top:48px}
.mb-10{margin-bottom:10px} .mb-14{margin-bottom:14px}
.fw-700{font-weight:700}
.fs-17{font-size:17px}
.h-count{font-family:var(--f-body);font-size:16px}