/* =========================================================================
   차트분석남 홈페이지 — 공통 스타일
   콘셉트: 로고 원판(연보라빛 모눈종이 + 파란 주가선) 안으로 들어온 화면.
   색·서체는 아래 토큰에서만 가져다 쓴다.
   ========================================================================= */
:root{
  --paper:#F4F5FB;      /* 로고 원판 바탕 */
  --paper-2:#EBEDF8;    /* 한 단 어두운 종이 */
  --grid:#DFE2F0;       /* 모눈선 */
  --ink:#0E1430;        /* 본문 남색 잉크 */
  --ink-2:#4A5170;
  --ink-3:#8389A6;
  --rule:#D5D9EA;
  --line:#2F5FD0;       /* 로고의 주가선 파랑 */
  --pink:#FF0F7B;       /* 로고 '차트' */
  --sky:#0A9CFF;        /* 로고 '남' */
  --navy:#0B1026;       /* 어두운 블록 */
  --tier-thanks:#4FC3FF;
  --tier-vip:#B18CFF;
  --tier-life:#FF86C3;   /* 2026-10-26 금색→분홍 (흰 글자 + 노랑 강조 금지 규칙) */

  --f-display:'Wanted Sans Variable','Wanted Sans','Pretendard Variable',Pretendard,sans-serif;
  --f-body:'Pretendard Variable',Pretendard,-apple-system,BlinkMacSystemFont,'Malgun Gothic',sans-serif;
  --f-mono:'IBM Plex Mono','Pretendard Variable',ui-monospace,Consolas,monospace;

  --wrap:1200px;
  --gutter:clamp(20px,4vw,40px);
  --header-h:86px;
  --radius:20px;
}

*{box-sizing:border-box;}
html{scroll-behavior:smooth;-webkit-text-size-adjust:100%;}
body{
  margin:0;
  color:var(--ink);
  font-family:var(--f-body);
  font-size:17px;
  line-height:1.65;
  word-break:keep-all;
  overflow-wrap:break-word;
  -webkit-font-smoothing:antialiased;
  background-color:var(--paper);
  background-image:
    linear-gradient(to right, var(--grid) 1px, transparent 1px),
    linear-gradient(to bottom, var(--grid) 1px, transparent 1px);
  background-size:64px 64px;
  background-position:center top;
}
img{max-width:100%;display:block;}
a{color:inherit;text-decoration:none;}
button{font-family:inherit;}
h1,h2,h3,p{margin:0;}
:focus-visible{outline:2px solid var(--line);outline-offset:3px;border-radius:6px;}

.wrap{max-width:var(--wrap);margin:0 auto;padding:0 var(--gutter);}
.mono{font-family:var(--f-mono);letter-spacing:.04em;}
.skip-link{position:absolute;left:-999px;top:8px;background:var(--ink);color:#fff;padding:10px 16px;border-radius:10px;z-index:2000;}
.skip-link:focus{left:12px;}

/* ---------- 헤더 ---------- */
.site-header{
  position:sticky;top:0;z-index:100;
  height:var(--header-h);
  background:rgba(244,245,251,.86);
  backdrop-filter:blur(14px) saturate(140%);
  -webkit-backdrop-filter:blur(14px) saturate(140%);
  border-bottom:1px solid var(--rule);
}
.site-header__inner{height:100%;display:flex;align-items:center;gap:28px;}
.brand{display:flex;align-items:center;gap:14px;flex:0 0 auto;}
.brand img{width:54px;height:54px;border-radius:50%;box-shadow:0 0 0 1px rgba(14,20,48,.12);}
.brand__name{font-family:var(--f-display);font-weight:800;font-size:28px;letter-spacing:-.035em;line-height:1;}
.brand__name em{font-style:normal;color:var(--pink);}
.brand__name b{font-weight:800;color:var(--sky);}

.nav{margin-left:auto;display:flex;align-items:center;gap:4px;}
.nav__item{position:relative;}
.nav__link{
  display:flex;align-items:center;gap:6px;
  padding:10px 14px;border-radius:10px;
  font-weight:600;font-size:16px;color:var(--ink-2);
  background:none;border:0;cursor:pointer;
  transition:color .2s, background .2s;
}
.nav__link:hover,.nav__item:focus-within > .nav__link{color:var(--ink);background:var(--paper-2);}
.nav__link[aria-current="page"]{color:var(--ink);}
.nav__link[aria-current="page"]::after{
  content:"";position:absolute;left:14px;right:14px;bottom:2px;height:2px;background:var(--line);border-radius:2px;
}
.nav__caret{width:10px;height:10px;transition:transform .2s;}
.nav__item:hover .nav__caret,.nav__item:focus-within .nav__caret{transform:rotate(180deg);}
.nav__sub{
  position:absolute;top:100%;left:0;min-width:210px;
  padding:8px;margin-top:6px;
  background:#fff;border:1px solid var(--rule);border-radius:14px;
  box-shadow:0 18px 40px -18px rgba(14,20,48,.28);
  opacity:0;visibility:hidden;transform:translateY(-4px);
  transition:opacity .18s, transform .18s, visibility .18s;
}
.nav__item:hover .nav__sub,.nav__item:focus-within .nav__sub{opacity:1;visibility:visible;transform:none;}
.nav__sub a{display:flex;justify-content:space-between;gap:12px;padding:10px 12px;border-radius:9px;font-size:15.5px;font-weight:500;color:var(--ink-2);}
.nav__sub a:hover{background:var(--paper);color:var(--ink);}
.nav__sub small{font-family:var(--f-mono);font-size:11px;color:var(--ink-3);align-self:center;}

.btn{
  display:inline-flex;align-items:center;justify-content:center;gap:10px;
  padding:14px 22px;border-radius:999px;border:1.5px solid var(--ink);
  font-weight:700;font-size:16.5px;line-height:1;cursor:pointer;
  transition:transform .2s, background .2s, color .2s, box-shadow .2s;
}
.btn svg{width:16px;height:16px;transition:transform .2s;}
.btn:hover svg{transform:translateX(3px);}
.btn--solid{background:var(--ink);color:#fff;}
.btn--solid:hover{background:var(--line);border-color:var(--line);box-shadow:0 12px 26px -12px rgba(47,95,208,.7);}
.btn--ghost{background:transparent;color:var(--ink);}
.btn--ghost:hover{background:var(--ink);color:#fff;}
.btn--light{background:#fff;color:var(--navy);border-color:#fff;}
.btn--light:hover{background:var(--sky);border-color:var(--sky);color:#fff;}
.btn--sm{padding:11px 18px;font-size:15px;}
.nav .btn{margin-left:10px;}
/* 1060px 이상에선 메뉴 글자가 두 줄로 꺾이지 않게(헤더 음악 컨트롤러가 들어가는 폭). 그 아래는 원래대로 줄바꿈 허용 */
@media (min-width:1060px){.nav__link,.nav .btn{white-space:nowrap;}}
/* 넓은 화면에서 헤더 음악 컨트롤러(전체 버전)가 들어갈 자리를 위해 '멤버십 소개' 메뉴를 숨긴다 — 같은 곳으로 가는 '멤버십 살펴보기' 단추가 남는다 (2026-09-23 차트남 결정) */
@media (min-width:1200px){.nav__item--membership{display:none;}}

/* 인트로 키: 흰색 홈 → 서울 풍경 인트로 */
.intro-key{
  flex:0 0 auto;display:flex;align-items:center;gap:9px;margin-left:4px;
  padding:5px 15px 5px 5px;border-radius:999px;border:1.5px solid var(--rule);background:#fff;
  font-weight:700;font-size:15px;color:var(--ink);
  transition:border-color .25s, box-shadow .25s, transform .25s;
}
.intro-key img{width:58px;height:36px;border-radius:999px;object-fit:cover;max-width:none;}
.intro-key:hover{border-color:var(--sky);transform:translateY(-1px);
  box-shadow:0 0 0 3px rgba(10,156,255,.16), 0 10px 26px -10px rgba(10,156,255,.65);}

.nav-toggle{display:none;margin-left:auto;width:46px;height:46px;border-radius:12px;border:1px solid var(--rule);background:#fff;cursor:pointer;position:relative;}
.nav-toggle span{position:absolute;left:13px;right:13px;height:2px;background:var(--ink);border-radius:2px;transition:transform .25s, opacity .2s, top .25s;}
.nav-toggle span:nth-child(1){top:16px;}
.nav-toggle span:nth-child(2){top:22px;}
.nav-toggle span:nth-child(3){top:28px;}
.nav-open .nav-toggle span:nth-child(1){top:22px;transform:rotate(45deg);}
.nav-open .nav-toggle span:nth-child(2){opacity:0;}
.nav-open .nav-toggle span:nth-child(3){top:22px;transform:rotate(-45deg);}

@media (max-width:940px){
  /* backdrop-filter 는 fixed 자식(전체화면 메뉴)의 기준 상자를 헤더로 바꿔 버리므로 모바일에선 끈다 */
  .site-header{backdrop-filter:none;-webkit-backdrop-filter:none;background:var(--paper);}
  .nav-toggle{display:block;margin-left:10px;order:3;}
  .intro-key{margin-left:auto;order:2;}
  .nav{
    position:fixed;inset:var(--header-h) 0 0 0;margin:0;
    flex-direction:column;align-items:stretch;gap:0;
    padding:18px var(--gutter) 40px;
    background:var(--paper);overflow-y:auto;
    opacity:0;visibility:hidden;pointer-events:none;transform:translateY(-8px);
    transition:opacity .22s, transform .22s, visibility .22s;
  }
  .nav-open .nav{opacity:1;visibility:visible;pointer-events:auto;transform:none;}
  .nav__link{padding:16px 6px;font-size:20px;border-radius:0;border-bottom:1px solid var(--rule);width:100%;justify-content:space-between;}
  .nav__link[aria-current="page"]::after{display:none;}
  /* visibility:visible 로 두면 닫힌(투명한) 메뉴 안에서도 하위 링크가 살아서 탭을 가로챈다 → inherit */
  .nav__sub{position:static;opacity:1;visibility:inherit;transform:none;box-shadow:none;border:0;background:none;margin:0;padding:4px 0 10px 10px;}
  .nav__sub a{font-size:17px;}
  .nav .btn{margin:22px 0 0;padding:17px;}
}

/* ---------- 섹션 공통 ---------- */
.section{padding:clamp(72px,10vw,128px) 0;}
.section-head{display:flex;flex-direction:column;gap:14px;max-width:760px;margin-bottom:clamp(32px,5vw,56px);}
.eyebrow{
  font-family:var(--f-mono);font-size:13px;font-weight:500;letter-spacing:.14em;text-transform:uppercase;
  color:var(--line);display:flex;align-items:center;gap:10px;
}
.eyebrow::before{content:"";width:28px;height:2px;background:currentColor;}
.section-title{font-family:var(--f-display);font-weight:800;font-size:clamp(30px,4.4vw,50px);line-height:1.18;letter-spacing:-.035em;}
.section-lead{font-size:clamp(18px,1.75vw,21px);color:var(--ink-2);max-width:720px;}

/* 스크롤 등장 */
.reveal{opacity:0;transform:translateY(22px);transition:opacity .7s cubic-bezier(.2,.7,.2,1), transform .7s cubic-bezier(.2,.7,.2,1);transition-delay:var(--d,0ms);}
.reveal.is-in{opacity:1;transform:none;}

/* ---------- 홈: 히어로 ---------- */
.hero{position:relative;min-height:calc(100vh - var(--header-h));min-height:calc(100svh - var(--header-h));display:flex;overflow:hidden;border-bottom:1px solid var(--rule);}
.hero__text{position:relative;z-index:2;padding-top:clamp(56px,9vh,110px);padding-bottom:clamp(260px,34vh,380px);width:100%;}
.hero__title{
  font-family:var(--f-display);font-weight:900;
  font-size:clamp(38px,6vw,84px);line-height:1.1;letter-spacing:-.045em;
  margin:22px 0 26px;
}
.hero__title .up{color:var(--pink);}
.hero__lead{font-size:clamp(19px,2vw,25px);line-height:1.6;font-weight:500;letter-spacing:-.015em;color:#333A5C;max-width:720px;}
.hero__cta{display:flex;flex-wrap:wrap;gap:12px;margin-top:34px;}

.hero__chart{position:absolute;left:0;right:0;bottom:0;height:min(64%,560px);z-index:1;pointer-events:none;}
.hero__chart svg{width:100%;height:100%;display:block;overflow:visible;}
/* 선은 왼쪽→오른쪽으로 닦아내듯 드러낸다 (non-scaling-stroke 에서는 dash 방식이 어긋난다) */
.hero__line{position:absolute;inset:0;clip-path:inset(-30% 100% -30% 0);}
.chart-line{fill:none;stroke:var(--line);stroke-width:4;stroke-linecap:round;stroke-linejoin:round;vector-effect:non-scaling-stroke;}
.chart-area{fill:url(#areaFill);opacity:0;}
.chart-band{fill:url(#bandFill);opacity:0;}
.chart-band-edge{fill:none;stroke:var(--line);stroke-opacity:.35;stroke-width:1.5;vector-effect:non-scaling-stroke;opacity:0;}
.spark{position:absolute;width:26px;height:26px;margin:-13px 0 0 -13px;opacity:0;transform:scale(.2) rotate(-30deg);}
.spark svg{width:100%;height:100%;filter:drop-shadow(0 0 6px rgba(47,95,208,.55));}

.home-enter .hero__line{animation:draw 2.4s cubic-bezier(.4,0,.2,1) .25s forwards;}
.home-enter .chart-area{animation:fadeIn 1.2s ease 1.5s forwards;}
.home-enter .chart-band,.home-enter .chart-band-edge{animation:fadeIn 1.1s ease 1.2s forwards;}
.home-enter .spark{animation:sparkIn .7s cubic-bezier(.2,1.6,.4,1) forwards;animation-delay:var(--sd);}
.home-enter .hero__text > *{animation:riseIn .8s cubic-bezier(.2,.7,.2,1) both;}
.home-enter .hero__text > *:nth-child(2){animation-delay:.08s;}
.home-enter .hero__text > *:nth-child(3){animation-delay:.16s;}
.home-enter .hero__text > *:nth-child(4){animation-delay:.24s;}
@keyframes draw{to{clip-path:inset(-30% -2% -30% 0);}}
@keyframes fadeIn{to{opacity:1;}}
@keyframes sparkIn{to{opacity:1;transform:none;}}
@keyframes riseIn{from{opacity:0;transform:translateY(20px);}to{opacity:1;transform:none;}}

@media (max-width:720px){
  .hero{min-height:0;}
  .hero__lead br{display:none;}
  .hero__text{padding-top:26px;padding-bottom:calc(50vw + 60px);}
  .hero__title{font-size:clamp(34px,10vw,44px);margin:14px 0 16px;}
  .hero__lead{font-size:17.5px;}
  .hero__cta{display:grid;grid-template-columns:1fr 1fr;gap:10px;margin-top:24px;}
  .hero__cta .btn--solid{grid-column:1 / -1;}
  .hero__cta .btn{padding:15px 12px;font-size:16px;}
  .hero__chart{height:48vw;bottom:105px;}   /* 우측 하단 음악 컨트롤러(높이 40+여백 14)와 상승선 끝이 어떤 화면 높이에서도 안 겹치게 충분히 위로 — 단추와 겹치는 건 무방(차트남, 2026-09-24) */
  .eyebrow{font-size:12px;}
}

/* ---------- 홈: 메뉴 타일 ---------- */
.gates{display:grid;grid-template-columns:repeat(12,1fr);gap:16px;}
.gate{
  position:relative;display:flex;flex-direction:column;justify-content:space-between;gap:28px;
  min-height:220px;padding:28px;border-radius:var(--radius);
  background:#fff;border:1px solid var(--rule);overflow:hidden;
  transition:transform .3s cubic-bezier(.2,.7,.2,1), box-shadow .3s, border-color .3s;
}
.gate:hover{transform:translateY(-4px);border-color:var(--line);box-shadow:0 26px 50px -30px rgba(47,95,208,.55);}
.gate__label{font-family:var(--f-mono);font-size:12.5px;letter-spacing:.14em;color:var(--ink-3);text-transform:uppercase;}
.gate__title{font-family:var(--f-display);font-weight:800;font-size:clamp(24px,2.4vw,30px);letter-spacing:-.03em;line-height:1.2;margin-bottom:8px;}
.gate__desc{color:var(--ink-2);font-size:16.5px;}
.gate__arrow{
  position:absolute;top:24px;right:24px;width:40px;height:40px;border-radius:50%;
  display:grid;place-items:center;border:1px solid var(--rule);color:var(--ink);
  transition:background .25s, color .25s, border-color .25s, transform .25s;
}
.gate__arrow svg{width:16px;height:16px;}
.gate:hover .gate__arrow{background:var(--line);border-color:var(--line);color:#fff;transform:rotate(-45deg);}
.gate--membership{grid-column:span 7;grid-row:span 2;background:var(--navy);border-color:var(--navy);color:#fff;min-height:456px;}
.gate--membership .gate__label{color:rgba(255,255,255,.55);}
.gate--membership .gate__title{font-size:clamp(30px,3.6vw,46px);}
.gate--membership .gate__desc{color:rgba(255,255,255,.72);max-width:440px;}
.gate--membership .gate__arrow{border-color:rgba(255,255,255,.25);color:#fff;}
.gate--membership::before{
  content:"";position:absolute;inset:auto -10% -55% -10%;height:90%;
  background:
    radial-gradient(closest-side at 22% 50%, rgba(79,195,255,.30), transparent 70%),
    radial-gradient(closest-side at 52% 60%, rgba(177,140,255,.30), transparent 70%),
    radial-gradient(closest-side at 82% 50%, rgba(246,196,99,.24), transparent 70%);
  filter:blur(8px);pointer-events:none;
}
.tiers{position:relative;display:flex;flex-wrap:wrap;gap:10px;list-style:none;margin:0;padding:0;}
.tiers li{
  display:flex;align-items:center;gap:9px;padding:11px 16px;border-radius:999px;
  border:1px solid rgba(255,255,255,.16);background:rgba(255,255,255,.06);
  font-weight:700;font-size:16px;
}
.tiers li::before{content:"";width:9px;height:9px;border-radius:50%;background:var(--c);box-shadow:0 0 12px var(--c);}
.gate--channels,.gate--notice{grid-column:span 5;}
.gate--board,.gate--contact{grid-column:span 6;}
.gate__tag{display:inline-block;white-space:nowrap;margin-left:8px;padding:3px 9px;border-radius:999px;background:var(--paper-2);font-family:var(--f-mono);font-size:11.5px;letter-spacing:.06em;color:var(--ink-2);vertical-align:middle;}
@media (max-width:900px){
  .gate--membership,.gate--channels,.gate--notice,.gate--board,.gate--contact{grid-column:span 12;grid-row:auto;}
  .gate--membership{min-height:380px;}
  .gate{min-height:190px;}
}

/* ---------- 채널 목록 ---------- */
.channels{border-top:1.5px solid var(--ink);}
.channel{
  position:relative;display:grid;grid-template-columns:minmax(0,1.1fr) minmax(0,1.6fr) auto;align-items:center;gap:24px;
  padding:30px 12px;border-bottom:1px solid var(--rule);
  transition:background .25s, padding .3s;
}
.channel:hover{background:#fff;padding-left:24px;padding-right:24px;}
.channel__name{font-family:var(--f-display);font-weight:800;font-size:clamp(24px,3vw,38px);letter-spacing:-.035em;line-height:1.15;display:flex;align-items:center;gap:14px;}
.ch-ico{flex:0 0 auto;width:36px;height:36px;display:block;}
.channel__handle{display:block;margin-top:8px;margin-left:50px;font-family:var(--f-mono);font-size:15.5px;color:var(--ink-3);letter-spacing:.01em;}
.channel__desc{color:var(--ink-2);font-size:17px;}
.channel__go{display:inline-flex;align-items:center;gap:8px;font-weight:700;font-size:15.5px;white-space:nowrap;color:var(--ink);}
.channel__go svg{width:15px;height:15px;transition:transform .25s;}
.channel:hover .channel__go{color:var(--line);}
.channel:hover .channel__go svg{transform:translate(3px,-3px);}
@media (max-width:820px){
  .channel{grid-template-columns:1fr;gap:12px;padding:26px 4px;}
  .channel:hover{padding-left:12px;padding-right:12px;}
  .channel__desc{margin-left:50px;}
  .channel__go{margin-left:50px;}
}

/* ---------- 새벽 이미지 띠: 왼쪽 글 / 오른쪽 이미지(스크롤에 따라 천천히 흐른다) ---------- */
.dawn{position:relative;display:grid;grid-template-columns:minmax(0,5fr) minmax(0,7fr);min-height:clamp(440px,70vh,680px);background:var(--navy);color:#fff;overflow:hidden;}
.dawn__text{display:flex;flex-direction:column;justify-content:center;gap:20px;padding:64px clamp(24px,4vw,64px) 64px max(var(--gutter), calc((100vw - var(--wrap)) / 2 + var(--gutter)));}
.dawn__media{position:relative;overflow:hidden;}
.dawn__media::after{content:"";position:absolute;inset:0;background:linear-gradient(90deg, var(--navy) 0%, rgba(11,16,38,.55) 14%, rgba(11,16,38,0) 38%);}
.dawn__img{position:absolute;left:0;top:-14%;width:100%;height:128%;max-width:none;object-fit:cover;object-position:61% 50%;will-change:transform;}
.dawn .eyebrow{color:#FFC08A;}
.dawn__title{font-family:var(--f-display);font-weight:800;font-size:clamp(30px,3.6vw,50px);line-height:1.16;letter-spacing:-.04em;white-space:nowrap;}
/* PC/모바일 줄바꿈이 다른 문구 */
.only-m{display:none;}
@media (max-width:820px){.only-pc{display:none;}.only-m{display:inline;}}
.dawn__lead{font-size:clamp(17px,1.6vw,19px);color:rgba(255,255,255,.78);max-width:460px;}
@media (max-width:820px){
  .dawn{grid-template-columns:1fr;}
  .dawn__media{order:-1;height:62vw;min-height:240px;}
  .dawn__media::after{background:linear-gradient(0deg, var(--navy) 0%, rgba(11,16,38,0) 45%);}
  .dawn__text{padding:36px var(--gutter) 56px;}
}

/* ---------- 공지 / 게시판 ---------- */
.two-col{display:grid;grid-template-columns:minmax(0,1.25fr) minmax(0,1fr);gap:clamp(32px,5vw,72px);}
@media (max-width:900px){.two-col{grid-template-columns:1fr;}}
.col-head{display:flex;align-items:baseline;justify-content:space-between;gap:16px;padding-bottom:16px;border-bottom:1.5px solid var(--ink);}
.col-head h2{font-family:var(--f-display);font-weight:800;font-size:clamp(24px,2.6vw,32px);letter-spacing:-.03em;}
.more{font-weight:600;font-size:15px;color:var(--ink-2);display:inline-flex;align-items:center;gap:6px;}
.more:hover{color:var(--line);}
.more svg{width:13px;height:13px;}

.post-list{list-style:none;margin:0;padding:0;}
.post-list li{border-bottom:1px solid var(--rule);}
.post{display:grid;grid-template-columns:auto minmax(0,1fr) auto;align-items:center;gap:16px;padding:20px 4px;transition:background .2s, padding .25s;}
a.post:hover{background:#fff;padding-left:14px;padding-right:14px;}
.post__tag{font-family:var(--f-mono);font-size:12px;letter-spacing:.06em;padding:4px 10px;border-radius:999px;background:var(--paper-2);color:var(--ink-2);white-space:nowrap;}
.post__tag--pin{background:var(--ink);color:#fff;}
.post__title{font-weight:600;font-size:17.5px;white-space:nowrap;overflow:hidden;text-overflow:ellipsis;}
.post__date{font-family:var(--f-mono);font-size:13px;color:var(--ink-3);white-space:nowrap;}
@media (max-width:560px){
  .post{grid-template-columns:auto minmax(0,1fr);}
  .post__date{grid-column:2;}
  .post__title{white-space:normal;}
}

.board-cards{list-style:none;margin:0;padding:0;display:grid;gap:0;}
.board-cards a{display:grid;grid-template-columns:minmax(0,1fr) auto;gap:6px 16px;padding:20px 4px;border-bottom:1px solid var(--rule);transition:background .2s, padding .25s;}
.board-cards a:hover{background:#fff;padding-left:14px;padding-right:14px;}
.board-cards strong{font-size:17.5px;font-weight:700;}
.board-cards span{grid-column:1;color:var(--ink-2);font-size:15.5px;}
.board-cards em{white-space:nowrap;grid-row:1 / span 2;grid-column:2;align-self:center;font-style:normal;font-family:var(--f-mono);font-size:12px;letter-spacing:.06em;color:var(--ink-3);border:1px dashed var(--ink-3);padding:4px 10px;border-radius:999px;}

/* ---------- 문의 유도 ---------- */
.cta-band{
  position:relative;overflow:hidden;border-radius:28px;background:var(--navy);color:#fff;
  padding:clamp(40px,6vw,72px);display:grid;grid-template-columns:minmax(0,1fr) auto;align-items:center;gap:32px;
}
.cta-band::before{
  content:"";position:absolute;inset:0;opacity:.5;
  background-image:linear-gradient(to right, rgba(255,255,255,.07) 1px, transparent 1px),linear-gradient(to bottom, rgba(255,255,255,.07) 1px, transparent 1px);
  background-size:64px 64px;
  -webkit-mask-image:linear-gradient(90deg, transparent, #000 60%);mask-image:linear-gradient(90deg, transparent, #000 60%);
}
.cta-band > *{position:relative;}
.cta-band h2{font-family:var(--f-display);font-weight:800;font-size:clamp(26px,3.4vw,42px);line-height:1.2;letter-spacing:-.035em;margin-bottom:12px;}
.cta-band p{color:rgba(255,255,255,.72);max-width:520px;}
@media (max-width:760px){.cta-band{grid-template-columns:1fr;}}

/* ---------- 푸터 ---------- */
.site-footer{margin-top:clamp(72px,10vw,128px);background:var(--navy);color:rgba(255,255,255,.72);padding:64px 0 40px;}
.site-footer a:hover{color:#fff;}
.footer-top{display:grid;grid-template-columns:minmax(0,1.4fr) repeat(2,minmax(0,1fr));gap:40px;padding-bottom:44px;border-bottom:1px solid rgba(255,255,255,.12);}
.footer-brand{display:flex;flex-direction:column;gap:16px;max-width:460px;}
.footer-brand .brand__name{color:#fff;}
.footer-brand p{font-size:15.5px;}
.footer-col h3{font-family:var(--f-mono);font-size:12.5px;letter-spacing:.14em;text-transform:uppercase;color:rgba(255,255,255,.45);margin-bottom:16px;font-weight:500;}
.footer-col ul{list-style:none;margin:0;padding:0;display:grid;gap:10px;font-size:16px;}
.footer-ch{display:inline-flex;align-items:center;gap:10px;}
.footer-ch .ch-ico{width:17px;height:17px;color:rgba(255,255,255,.7);}
.footer-bottom{display:flex;flex-wrap:wrap;justify-content:space-between;gap:14px 28px;padding-top:28px;font-size:14.5px;color:rgba(255,255,255,.5);}
.footer-bottom p{max-width:760px;}
.replay{background:none;border:0;padding:0;color:inherit;font-size:inherit;cursor:pointer;text-decoration:underline;text-underline-offset:3px;}
.replay:hover{color:#fff;}
@media (max-width:760px){.footer-top{grid-template-columns:1fr 1fr;}.footer-brand{grid-column:1 / -1;}}

/* ---------- 하위 페이지 공통 ---------- */
main{min-height:62vh;}
.page-head{padding:clamp(56px,8vw,104px) 0 clamp(36px,5vw,60px);border-bottom:1px solid var(--rule);}
.page-head h1{font-family:var(--f-display);font-weight:900;font-size:clamp(36px,5.6vw,72px);line-height:1.1;letter-spacing:-.045em;margin:18px 0 18px;}
.page-head p{font-size:clamp(18px,1.75vw,21.5px);line-height:1.65;color:var(--ink-2);max-width:720px;}
.page-body{padding:clamp(24px,3.2vw,44px) 0 0;}
.crumbs{font-family:var(--f-mono);font-size:13px;color:var(--ink-3);letter-spacing:.04em;display:flex;gap:8px;}
.crumbs a:hover{color:var(--line);}

.tabs{display:flex;flex-wrap:wrap;gap:8px;margin-bottom:28px;}
.tab{padding:11px 20px;border-radius:999px;border:1px solid var(--rule);background:#fff;font-weight:600;font-size:16px;color:var(--ink-2);cursor:pointer;transition:.2s;}
.tab:hover{border-color:var(--ink);color:var(--ink);}
.tab[aria-selected="true"]{background:var(--ink);border-color:var(--ink);color:#fff;}

.board-bar{display:flex;flex-wrap:wrap;align-items:center;justify-content:space-between;gap:14px;padding-bottom:16px;border-bottom:1.5px solid var(--ink);}
.board-bar p{color:var(--ink-2);font-size:16px;}
.btn[disabled]{opacity:.45;cursor:not-allowed;}
.empty{padding:72px 20px;text-align:center;border-bottom:1px solid var(--rule);}
.empty h3{font-family:var(--f-display);font-weight:800;font-size:24px;letter-spacing:-.03em;margin-bottom:10px;}
.empty p{color:var(--ink-2);max-width:480px;margin:0 auto 24px;}

.notice-item{border-bottom:1px solid var(--rule);}
.notice-item summary{list-style:none;cursor:pointer;}
.notice-item summary::-webkit-details-marker{display:none;}
.notice-item .post{grid-template-columns:auto minmax(0,1fr) auto auto;}
.notice-item summary:hover .post{background:#fff;padding-left:14px;padding-right:14px;}
.notice-item .chev{width:14px;height:14px;color:var(--ink-3);transition:transform .25s;}
.notice-item[open] .chev{transform:rotate(180deg);}
.notice-body{padding:4px 4px 30px;max-width:760px;color:var(--ink-2);font-size:17px;white-space:pre-line;}
@media (max-width:560px){.notice-item .post{grid-template-columns:auto minmax(0,1fr) auto;}.notice-item .post__date{grid-column:2;}}

/* 채널 안내: 채널마다 한 장의 '입구' 패널 — 브랜드색 심볼 타일 · 큰 이름 · 전체 주소 · 소개 · 내용 태그 · 열기 */
.channel-cards{display:grid;gap:18px;}
.portal{
  position:relative;display:grid;grid-template-columns:auto minmax(0,1fr) auto;grid-template-rows:auto auto;align-items:center;
  gap:6px clamp(22px,3vw,40px);
  padding:clamp(26px,3vw,36px) clamp(26px,3.4vw,44px);border-radius:28px;
  background:#fff;border:1.5px solid var(--rule);overflow:hidden;
  transition:transform .35s cubic-bezier(.2,.7,.2,1), border-color .35s, box-shadow .35s;
}
.portal::before{                                    /* 호버 시 브랜드색이 왼쪽에서 은은하게 번진다 */
  content:"";position:absolute;inset:0;pointer-events:none;opacity:0;transition:opacity .35s;
  background:linear-gradient(90deg, color-mix(in srgb, var(--c) 9%, transparent), transparent 55%);
}
.portal:hover{transform:translateY(-4px);border-color:var(--c);box-shadow:0 30px 60px -34px color-mix(in srgb, var(--c) 55%, transparent);}
.portal:hover::before{opacity:1;}
.portal > *{position:relative;}
.portal__tile{
  grid-row:1 / span 2;align-self:center;
  width:clamp(84px,8vw,108px);aspect-ratio:1;border-radius:26px;display:grid;place-items:center;
  background:var(--tile);color:#fff;box-shadow:0 14px 30px -14px color-mix(in srgb, var(--c) 70%, transparent);
  transition:transform .35s cubic-bezier(.2,.7,.2,1);
}
.portal__tile .ch-ico{width:46%;height:46%;color:#fff;}
.portal:hover .portal__tile{transform:scale(1.05) rotate(-3deg);}
.portal__body{grid-column:2;display:flex;flex-direction:column;gap:8px;min-width:0;}
.portal__name{grid-column:2;align-self:end;font-family:var(--f-display);font-weight:800;font-size:clamp(28px,3vw,38px);letter-spacing:-.035em;line-height:1.15;}
.portal__url{
  display:inline-flex;align-items:center;gap:8px;align-self:flex-start;
  font-family:var(--f-mono);font-size:clamp(16px,1.35vw,18.5px);color:var(--c);letter-spacing:.005em;
  padding-bottom:2px;border-bottom:1.5px solid color-mix(in srgb, var(--c) 35%, transparent);transition:border-color .25s;
}
.portal__url svg{width:15px;height:15px;transition:transform .25s;}
.portal:hover .portal__url{border-color:var(--c);}
.portal:hover .portal__url svg{transform:translate(2px,-2px);}
.portal__desc{font-size:clamp(17.5px,1.4vw,19.5px);color:var(--ink-2);line-height:1.6;margin-top:4px;max-width:640px;}
.portal__tags{display:flex;flex-wrap:wrap;gap:8px;margin-top:8px;}
.portal__tags i{font-style:normal;font-size:15.5px;font-weight:600;color:var(--ink-2);padding:7px 13px;border-radius:999px;background:var(--paper);border:1px solid var(--rule);}
.portal__go{
  grid-column:3;grid-row:1 / span 2;
  display:inline-flex;align-items:center;gap:10px;white-space:nowrap;
  padding:15px 22px;border-radius:999px;border:1.5px solid var(--ink);color:var(--ink);font-weight:700;font-size:16.5px;
  transition:background .25s, color .25s, border-color .25s;
}
.portal__go svg{width:17px;height:17px;transition:transform .25s;}
.portal:hover .portal__go{background:var(--ink);color:#fff;}
.portal:hover .portal__go svg{transform:translateX(4px);}
@media (max-width:820px){
  /* 심볼은 이름 왼쪽에 작게, 주소·설명·태그는 카드 전체 폭 */
  .portal{grid-template-columns:auto minmax(0,1fr);grid-template-rows:auto auto auto;gap:14px 14px;padding:22px 20px 20px;border-radius:22px;}
  .portal__tile{grid-row:1;grid-column:1;width:56px;border-radius:16px;}
  .portal__name{grid-row:1;grid-column:2;align-self:center;font-size:27px;}
  .portal__body{grid-row:2;grid-column:1 / -1;}
  .portal__url{font-size:15.5px;}
  .portal__go{grid-row:3;grid-column:1 / -1;justify-content:center;margin-top:4px;}
  .portal:hover{transform:none;}
  .portal:hover .portal__tile{transform:none;}
}
@media (max-width:480px){
  .portal__url{font-size:15px;word-break:break-all;white-space:normal;}
}

.form-card{max-width:720px;padding:clamp(26px,4vw,44px);border-radius:24px;background:#fff;border:1px solid var(--rule);}
.field{display:grid;gap:8px;margin-bottom:20px;}
.field label{font-weight:700;font-size:17px;}
.field input,.field select,.field textarea{
  width:100%;padding:15px 16px;border-radius:12px;border:1.5px solid var(--rule);background:var(--paper);
  font:inherit;font-size:17px;color:var(--ink);outline:none;transition:border-color .2s, background .2s;
}
.field textarea{min-height:190px;resize:vertical;line-height:1.8;}
.field input:focus,.field select:focus,.field textarea:focus{border-color:var(--line);background:#fff;}
.hp-field{position:absolute;left:-9999px;width:1px;height:1px;overflow:hidden;}
.form-msg{min-height:26px;margin-top:14px;font-size:18px;font-weight:600;}
.form-msg.ok{color:#0B8A4B;}
.form-msg.err{color:#D21C4B;}
.form-msg a{text-decoration:underline;}
.note{font-size:17.5px;line-height:1.6;color:var(--ink-3);margin-top:18px;}

@media (prefers-reduced-motion:reduce){
  html{scroll-behavior:auto;}
  .reveal{opacity:1;transform:none;transition:none;}
  .home-enter .hero__line{animation:none;clip-path:none;}
  .home-enter .chart-area,.home-enter .chart-band,.home-enter .chart-band-edge{animation:none;opacity:1;}
  .home-enter .spark{animation:none;opacity:1;transform:none;}
  .home-enter .hero__text > *{animation:none;}
}

/* 작은 화면: 헤더 브랜드·인트로 키 크기 */
@media (max-width:560px){
  :root{--header-h:74px;}
  .brand{gap:10px;}
  .brand img{width:46px;height:46px;}
  .brand__name{font-size:23px;}
  .intro-key{padding:4px;gap:0;}
  .intro-key span{display:none;}
  .intro-key img{width:52px;height:34px;}
  .ch-ico{width:30px;height:30px;}
  .channel__handle,.channel__desc,.channel__go{margin-left:44px;}
}

/* 문의하기 (2026-10-26) — 양식 + 옆 안내 */
.contact-layout{display:grid;grid-template-columns:minmax(0,1fr) 300px;gap:28px;align-items:start;}
.contact-card{max-width:none;}
.contact-side{display:grid;gap:12px;position:sticky;top:calc(var(--header-h) + 20px);}
.contact-side__item{display:grid;gap:6px;padding:20px;border-radius:18px;background:#fff;border:1px solid var(--rule);transition:border-color .2s, transform .2s;}
.contact-side__item:hover{border-color:var(--line);transform:translateY(-2px);}
.contact-side__item strong{font-size:17px;}
.contact-side__item span{font-size:15.5px;line-height:1.6;color:var(--ink-2);}
.contact-side__item em{font-style:normal;font-weight:700;font-size:15.5px;color:var(--line);}
@media (max-width:900px){ .contact-layout{grid-template-columns:1fr;} .contact-side{position:static;} }
@media (max-width:520px){ .contact-card{padding:22px 18px;} }