/* ============================================================
   사단법인 대한민국트로트문화원 — 공식 웹사이트 스타일시트
   이 파일은 디자인만 담당합니다. 글자 내용을 바꾸려면
   index.html 이나 data/ 폴더의 JSON 파일을 수정하세요.
   ============================================================ */

:root{
  --red:#8B1E24;
  --red-dark:#6B1519;
  --gold:#C9A15A;
  --gold-light:#E8D5A8;
  --ink:#20202A;
  --ink-soft:#4A4A55;
  --cream:#FAF6EF;
  --cream-deep:#F1E9D8;
  --white:#FFFFFF;
  --line:#E4DAC5;
  --shadow:0 8px 24px rgba(32,32,42,.08);
  --radius:14px;
  --maxw:1160px;
  --font-serif:"Noto Serif KR","Nanum Myeongjo",serif;
  --font-sans:"Pretendard","Noto Sans KR",-apple-system,BlinkMacSystemFont,sans-serif;
}

*{box-sizing:border-box;margin:0;padding:0;}
html{scroll-behavior:smooth;}
body{
  font-family:var(--font-sans);
  color:var(--ink);
  background:var(--cream);
  line-height:1.7;
  word-break:keep-all;
  overflow-x:hidden;
}
img{max-width:100%;display:block;}
a{color:inherit;text-decoration:none;}
ul{list-style:none;}
button{font-family:inherit;cursor:pointer;border:none;background:none;}
.wrap{max-width:var(--maxw);margin:0 auto;padding:0 24px;}

/* ---------- 공통 섹션 헤더 ---------- */
.section{padding:88px 0;}
.section-alt{background:var(--white);}
.section-head{text-align:center;max-width:640px;margin:0 auto 48px;}
.section-eyebrow{
  display:inline-block;font-size:13px;letter-spacing:.14em;color:var(--red);
  font-weight:700;margin-bottom:12px;text-transform:uppercase;
}
.section-title{
  font-family:var(--font-serif);font-size:clamp(26px,3.4vw,38px);font-weight:700;
  color:var(--ink);margin-bottom:14px;
}
.section-desc{color:var(--ink-soft);font-size:15.5px;}

/* ---------- 헤더 / 내비게이션 ---------- */
.site-header{
  position:sticky;top:0;z-index:100;background:rgba(250,246,239,.94);
  backdrop-filter:blur(8px);border-bottom:1px solid var(--line);
}
.nav{display:flex;align-items:center;justify-content:space-between;height:76px;}
.brand{display:flex;align-items:center;}
.brand-logo{height:40px;width:auto;display:block;}
@media(max-width:480px){.brand-logo{height:32px;}}
.nav-links{display:flex;gap:6px;align-items:center;}
.nav-links a{
  font-size:14.5px;font-weight:600;color:var(--ink);padding:10px 14px;border-radius:8px;
  transition:.15s;
}
.nav-links a:hover{background:var(--cream-deep);color:var(--red);}
.nav-cta{
  background:var(--red);color:var(--white)!important;padding:10px 18px!important;border-radius:24px!important;
}
.nav-cta:hover{background:var(--red-dark)!important;}
.nav-toggle{display:none;font-size:24px;background:none;border:none;color:var(--ink);}

@media(max-width:920px){
  .nav-links{
    position:fixed;top:76px;left:0;right:0;bottom:0;background:var(--cream);
    flex-direction:column;align-items:stretch;padding:20px;gap:4px;
    transform:translateX(100%);transition:.25s;overflow-y:auto;
  }
  .nav-links.open{transform:translateX(0);}
  .nav-links a{padding:16px;border-bottom:1px solid var(--line);border-radius:0;}
  .nav-toggle{display:block;}
}

/* ---------- 히어로 ---------- */
.hero{
  padding:100px 0 70px;text-align:center;position:relative;
  background:
    radial-gradient(circle at 15% 20%, rgba(139,30,36,.06), transparent 45%),
    radial-gradient(circle at 85% 15%, rgba(201,161,90,.10), transparent 45%);
}
.hero-eyebrow{color:var(--red);font-weight:700;letter-spacing:.1em;font-size:13.5px;margin-bottom:18px;}
.hero h1{
  font-family:var(--font-serif);font-size:clamp(32px,5.2vw,56px);font-weight:800;
  line-height:1.28;color:var(--ink);margin-bottom:22px;
}
.hero h1 em{color:var(--red);font-style:normal;}
.hero p{max-width:600px;margin:0 auto 34px;color:var(--ink-soft);font-size:16.5px;}
.hero-actions{display:flex;gap:12px;justify-content:center;flex-wrap:wrap;}
.btn{
  display:inline-block;padding:14px 28px;border-radius:26px;font-weight:700;font-size:15px;
  transition:.15s;
}
.btn-primary{background:var(--red);color:var(--white);}
.btn-primary:hover{background:var(--red-dark);}
.btn-outline{border:1.5px solid var(--ink);color:var(--ink);}
.btn-outline:hover{border-color:var(--red);color:var(--red);}

.stat-strip{
  display:grid;grid-template-columns:repeat(4,1fr);gap:0;max-width:900px;margin:56px auto 0;
  border-top:1px solid var(--line);border-bottom:1px solid var(--line);
}
.stat{padding:26px 10px;text-align:center;border-right:1px solid var(--line);}
.stat:last-child{border-right:none;}
.stat .num{font-family:var(--font-serif);font-size:28px;font-weight:800;color:var(--red);}
.stat .label{font-size:12.5px;color:var(--ink-soft);margin-top:4px;}
@media(max-width:640px){.stat-strip{grid-template-columns:repeat(2,1fr);}.stat{border-bottom:1px solid var(--line);}}

/* ---------- 카드 그리드 공통 ---------- */
.grid{display:grid;gap:22px;}
.grid-2{grid-template-columns:repeat(2,1fr);}
.grid-3{grid-template-columns:repeat(3,1fr);}
.grid-5{grid-template-columns:repeat(5,1fr);}
@media(max-width:920px){.grid-3{grid-template-columns:repeat(2,1fr);}.grid-5{grid-template-columns:repeat(2,1fr);}}
@media(max-width:640px){.grid-2,.grid-3,.grid-5{grid-template-columns:1fr;}}

.card{
  background:var(--white);border:1px solid var(--line);border-radius:var(--radius);
  padding:28px;transition:.2s;
}
.card:hover{box-shadow:var(--shadow);transform:translateY(-2px);}
.card .icon{font-size:30px;margin-bottom:14px;}
.card h3{font-size:17.5px;font-weight:700;margin-bottom:10px;font-family:var(--font-serif);}
.card p{font-size:14px;color:var(--ink-soft);}

/* ---------- 기관소개 ---------- */
.about-grid{display:grid;grid-template-columns:1fr 1.15fr;gap:56px;align-items:center;}
@media(max-width:860px){.about-grid{grid-template-columns:1fr;}}
.about-fact{padding:18px 0;border-bottom:1px solid var(--line);}
.about-fact dt{font-size:12.5px;color:var(--red);font-weight:700;letter-spacing:.06em;margin-bottom:4px;}
.about-fact dd{font-size:15.5px;font-weight:600;}
.vision-box{
  background:var(--ink);color:var(--white);border-radius:var(--radius);padding:40px;
}
.vision-box .tag{color:var(--gold-light);font-size:13px;font-weight:700;letter-spacing:.1em;}
.vision-box h3{font-family:var(--font-serif);font-size:24px;margin:12px 0 16px;line-height:1.5;}
.vision-box p{color:#D8D6E0;font-size:14.5px;}

/* ---------- 유네스코 타임라인 ---------- */
.timeline{position:relative;padding-left:28px;border-left:2px solid var(--gold);}
.tl-item{position:relative;padding-bottom:34px;}
.tl-item:last-child{padding-bottom:0;}
.tl-item::before{
  content:"";position:absolute;left:-34px;top:4px;width:12px;height:12px;border-radius:50%;
  background:var(--red);border:3px solid var(--cream);
}
.tl-item .yr{font-family:var(--font-serif);font-weight:800;color:var(--red);font-size:16px;}
.tl-item h4{font-size:15.5px;font-weight:700;margin:4px 0 6px;}
.tl-item p{font-size:13.5px;color:var(--ink-soft);}

/* ---------- 역사 연표(트로트 100년) ---------- */
.era-tabs{display:flex;flex-wrap:wrap;gap:8px;justify-content:center;margin-bottom:36px;}
.era-tab{
  padding:9px 18px;border-radius:20px;border:1.5px solid var(--line);font-size:13.5px;font-weight:600;
  background:var(--white);
}
.era-tab.active{background:var(--red);border-color:var(--red);color:var(--white);}
.era-panel{display:none;}
.era-panel.active{display:block;}

/* ---------- 뉴스 & 게시판 ---------- */
.tabbar{display:flex;gap:8px;justify-content:center;margin-bottom:36px;flex-wrap:wrap;}
.tabbtn{
  padding:10px 22px;border-radius:20px;border:1.5px solid var(--line);font-weight:700;font-size:14px;
  background:var(--white);color:var(--ink-soft);
}
.tabbtn.active{background:var(--ink);border-color:var(--ink);color:var(--white);}
.tabpanel{display:none;}
.tabpanel.active{display:block;}

.post-list{display:flex;flex-direction:column;gap:0;border-top:1px solid var(--line);}
.post-row{
  display:grid;grid-template-columns:100px 1fr auto;gap:18px;align-items:center;
  padding:20px 6px;border-bottom:1px solid var(--line);cursor:pointer;transition:.15s;
}
.post-row:hover{background:var(--cream-deep);}
.post-cat{
  font-size:11.5px;font-weight:800;color:var(--red);background:#FBEAE9;padding:5px 10px;
  border-radius:6px;text-align:center;letter-spacing:.02em;
}
.post-title{font-size:15.5px;font-weight:600;}
.post-title .new-flag{color:var(--red);font-size:11px;font-weight:800;margin-left:6px;}
.post-date{font-size:13px;color:#999;white-space:nowrap;}
.post-summary{font-size:13px;color:var(--ink-soft);margin-top:4px;}
.post-empty{padding:40px;text-align:center;color:#999;font-size:14px;}

.article-card{
  border:1px solid var(--line);border-radius:var(--radius);overflow:hidden;background:var(--white);
  cursor:pointer;transition:.2s;
}
.article-card:hover{box-shadow:var(--shadow);transform:translateY(-2px);}
.article-thumb{
  height:150px;background:linear-gradient(135deg,var(--red),var(--red-dark));
  display:flex;align-items:center;justify-content:center;font-size:38px;color:rgba(255,255,255,.85);
}
.article-body{padding:20px;}
.article-cat{font-size:11px;font-weight:800;color:var(--red);letter-spacing:.04em;}
.article-card h4{font-size:16px;font-weight:700;margin:8px 0 8px;line-height:1.4;}
.article-card p{font-size:13px;color:var(--ink-soft);margin-bottom:12px;}
.article-meta{display:flex;justify-content:space-between;font-size:12px;color:#999;}
.tag-row{display:flex;flex-wrap:wrap;gap:6px;margin-top:10px;}
.tag-chip{font-size:11.5px;color:var(--gold);background:#FBF6EA;padding:3px 9px;border-radius:10px;font-weight:600;}

/* ---------- 모달 ---------- */
.modal-overlay{
  position:fixed;inset:0;background:rgba(20,18,15,.6);z-index:1000;
  display:none;align-items:center;justify-content:center;padding:20px;
}
.modal-overlay.open{display:flex;}
.modal{
  background:var(--white);border-radius:var(--radius);max-width:680px;width:100%;
  max-height:84vh;overflow-y:auto;padding:36px;position:relative;
}
.modal-close{position:absolute;top:18px;right:20px;font-size:22px;color:#999;background:none;}
.modal .cat{font-size:12px;font-weight:800;color:var(--red);}
.modal h2{font-family:var(--font-serif);font-size:24px;margin:10px 0 14px;line-height:1.4;}
.modal .meta{font-size:13px;color:#999;margin-bottom:20px;}
.modal .body{font-size:15px;line-height:1.9;color:var(--ink);white-space:pre-wrap;}
.modal .seo-desc{
  margin-top:22px;padding:14px 16px;background:var(--cream-deep);border-radius:10px;
  font-size:12.5px;color:var(--ink-soft);
}
.modal .seo-desc b{color:var(--ink);}

/* ---------- 가수 아카이브 ---------- */
.archive-tools{display:flex;gap:10px;flex-wrap:wrap;margin-bottom:28px;align-items:center;}
.archive-tools input[type=text]{
  flex:1;min-width:200px;padding:12px 16px;border:1.5px solid var(--line);border-radius:10px;font-size:14px;
}
.archive-tools select{
  padding:12px 14px;border:1.5px solid var(--line);border-radius:10px;font-size:14px;background:var(--white);
}
.archive-count{font-size:13px;color:var(--ink-soft);margin-bottom:14px;}
.singer-grid{display:grid;grid-template-columns:repeat(4,1fr);gap:16px;}
@media(max-width:920px){.singer-grid{grid-template-columns:repeat(3,1fr);}}
@media(max-width:640px){.singer-grid{grid-template-columns:repeat(2,1fr);}}
.singer-card{
  background:var(--white);border:1px solid var(--line);border-radius:12px;padding:18px 14px;text-align:center;
  cursor:pointer;transition:.15s;
}
.singer-card:hover{border-color:var(--red);transform:translateY(-2px);}
.singer-card .emoji{font-size:28px;}
.singer-card .nm{font-weight:700;font-size:14.5px;margin-top:8px;}
.singer-card .era{font-size:11px;color:#999;margin-top:2px;}
.load-more{display:block;margin:32px auto 0;}

/* ---------- 문의 & 참여 ---------- */
.contact-grid{display:grid;grid-template-columns:1fr 1fr;gap:40px;}
@media(max-width:860px){.contact-grid{grid-template-columns:1fr;}}
.form-field{margin-bottom:16px;}
.form-field label{display:block;font-size:13.5px;font-weight:700;margin-bottom:6px;}
.form-field input,.form-field select,.form-field textarea{
  width:100%;padding:12px 14px;border:1.5px solid var(--line);border-radius:9px;font-size:14px;font-family:inherit;
}
.form-field textarea{min-height:120px;resize:vertical;}
.contact-info-item{display:flex;gap:14px;padding:16px 0;border-bottom:1px solid var(--line);}
.contact-info-item .ic{font-size:20px;}
.contact-info-item h4{font-size:14.5px;font-weight:700;margin-bottom:3px;}
.contact-info-item p{font-size:13px;color:var(--ink-soft);}

/* ---------- 파트너 ---------- */
.partner-strip{
  display:flex;flex-wrap:wrap;gap:14px;justify-content:center;
}
.partner-chip{
  padding:10px 20px;border:1px solid var(--line);border-radius:20px;font-size:13.5px;font-weight:600;
  background:var(--white);color:var(--ink-soft);
}

/* ---------- 푸터 ---------- */
.site-footer{background:var(--ink);color:#B9B7C4;padding:56px 0 30px;}
.footer-top{display:flex;justify-content:space-between;gap:30px;flex-wrap:wrap;padding-bottom:30px;border-bottom:1px solid #3A3A48;}
.footer-brand{display:flex;align-items:center;}
.footer-logo{height:34px;width:auto;display:block;}
.footer-links{display:flex;gap:26px;flex-wrap:wrap;}
.footer-links a{font-size:13.5px;}
.footer-links a:hover{color:var(--white);}
.footer-bottom{padding-top:22px;font-size:12.5px;display:flex;justify-content:space-between;flex-wrap:wrap;gap:10px;}

/* ---------- 유틸 ---------- */
.center{text-align:center;}
.mt8{margin-top:8px;}
.hidden{display:none!important;}
.admin-link{position:fixed;bottom:18px;right:18px;background:var(--ink);color:#fff;padding:10px 16px;border-radius:22px;font-size:12.5px;font-weight:700;opacity:.55;z-index:50;}
.admin-link:hover{opacity:1;}