:root{
  color-scheme: light dark;
  --bg:#f5f7f9; --card:#ffffff; --text:#1f252a; --sub:#66727c;
  --line:#e5e9ec; --accent:#26343c; --accent2:#eef2f4; --link:#2767b1;
  --shadow:0 8px 28px rgba(29,42,50,.07);
}
@media (prefers-color-scheme:dark){
  :root{
    --bg:#111417; --card:#1b1f23; --text:#edf1f3; --sub:#aab3ba;
    --line:#2b3136; --accent:#d7dfe3; --accent2:#252a2f; --link:#8ec4ff;
    --shadow:none;
  }
}
*{box-sizing:border-box}
html{scroll-behavior:smooth}
body{
  margin:0;background:var(--bg);color:var(--text);
  font-family:system-ui,-apple-system,BlinkMacSystemFont,"Segoe UI","Noto Sans KR",sans-serif;
  line-height:1.65;
}
a{color:var(--link);text-decoration:none}
a:hover{text-decoration:underline}
.wrap{max-width:980px;margin:0 auto;padding:0 18px}
header{
  position:sticky;top:0;z-index:20;
  backdrop-filter:blur(12px);background:color-mix(in srgb,var(--bg) 88%,transparent);
  border-bottom:1px solid var(--line)
}
.nav{min-height:64px;display:flex;align-items:center;gap:18px}
.brand{font-weight:900;font-size:21px;color:var(--text);letter-spacing:-.02em}
.navlinks{display:flex;gap:14px;margin-left:auto;flex-wrap:wrap}
.navlinks a{font-size:14px;color:var(--sub);font-weight:650}
.hero{padding:70px 0 34px}
.eyebrow{font-size:13px;color:var(--sub);font-weight:800;letter-spacing:.08em;text-transform:uppercase}
h1{font-size:46px;line-height:1.15;margin:10px 0 14px;letter-spacing:-.04em}
h2{font-size:26px;margin:0 0 12px;letter-spacing:-.03em}
h3{font-size:19px;margin:0 0 8px}
.lead{font-size:18px;color:var(--sub);max-width:760px}
.cta{display:flex;gap:10px;flex-wrap:wrap;margin-top:24px}
.btn{
  display:inline-flex;align-items:center;justify-content:center;
  min-height:44px;padding:0 16px;border-radius:12px;border:1px solid var(--line);
  background:var(--card);color:var(--text);font-weight:800
}
.btn.primary{background:var(--accent);color:var(--bg);border-color:transparent}
.grid{display:grid;grid-template-columns:repeat(3,1fr);gap:14px}
.card{
  background:var(--card);border:1px solid var(--line);border-radius:18px;
  padding:18px;box-shadow:var(--shadow)
}
.section{padding:34px 0}
.muted{color:var(--sub)}
.note{padding:14px 16px;border-radius:14px;background:var(--accent2);font-size:14px}
.footer{margin-top:54px;padding:28px 0 42px;border-top:1px solid var(--line);font-size:13px;color:var(--sub)}
.page{padding:42px 0}
.page h1{font-size:36px}
.page h2{font-size:23px;margin-top:34px}
.page h3{margin-top:24px}
ul{padding-left:22px}
code{background:var(--accent2);padding:2px 6px;border-radius:6px}
.kv{display:grid;grid-template-columns:170px 1fr;gap:8px 16px}
hr{border:0;border-top:1px solid var(--line);margin:28px 0}
.faq details{
  background:var(--card);border:1px solid var(--line);border-radius:14px;
  padding:14px 16px;margin:10px 0
}
.faq summary{font-weight:800;cursor:pointer}
.formrow{display:grid;gap:6px;margin-bottom:14px}
label{font-weight:700;font-size:14px}
input,textarea,select{
  width:100%;padding:12px 13px;border:1px solid var(--line);border-radius:12px;
  background:var(--card);color:var(--text);font:inherit
}
textarea{min-height:160px;resize:vertical}
.disabled{opacity:.55;cursor:not-allowed}
.badge{display:inline-block;padding:4px 8px;border-radius:999px;background:var(--accent2);font-size:12px;font-weight:800}
@media(max-width:760px){
  .nav{align-items:flex-start;padding:14px 0;flex-direction:column}
  .navlinks{margin-left:0}
  h1{font-size:36px}
  .grid{grid-template-columns:1fr}
  .kv{grid-template-columns:1fr}
}

.support-toolbar{display:flex;gap:8px;flex-wrap:wrap;align-items:center;margin:18px 0}
.support-list{display:grid;gap:10px}
.support-row{display:block;color:var(--text);background:var(--card);border:1px solid var(--line);border-radius:14px;padding:14px}
.support-row:hover{text-decoration:none;border-color:color-mix(in srgb,var(--accent) 35%,var(--line))}
.support-meta{display:flex;gap:8px;flex-wrap:wrap;color:var(--sub);font-size:12px;margin-bottom:5px}
.support-title{font-weight:800}
.status{display:inline-block;padding:3px 7px;border-radius:999px;background:var(--accent2);font-size:11px;font-weight:800}
.private{font-size:11px;font-weight:800;color:var(--sub)}
.modal{position:fixed;inset:0;background:rgba(0,0,0,.46);display:flex;align-items:center;justify-content:center;padding:16px;z-index:50}
.modal.hidden{display:none}
.modal-card{width:min(680px,100%);max-height:90vh;overflow:auto;background:var(--card);border:1px solid var(--line);border-radius:18px;padding:18px}
.row-between{display:flex;align-items:center;justify-content:space-between;gap:12px}
.reply{margin-top:18px;padding:14px;border-radius:14px;background:var(--accent2)}
.pager{display:flex;gap:8px;justify-content:center;margin-top:16px}
.checkbox-row{display:flex;align-items:center;gap:8px}
.checkbox-row input{width:auto}
.small{font-size:12px}
.admin-grid{display:grid;gap:12px}
pre.wraptext{white-space:pre-wrap;font:inherit}

/* v2.3 canonical landing / responsive navigation */
.desktop-nav a + a{margin-left:14px}

.mobile-nav{display:none;position:relative}
.mobile-nav summary{
  list-style:none;cursor:pointer;border:1px solid var(--line);
  border-radius:10px;padding:8px 12px;font-size:13px;font-weight:700
}
.mobile-nav summary::-webkit-details-marker{display:none}
.mobile-nav-panel{
  position:absolute;right:0;top:44px;min-width:190px;display:grid;
  background:var(--card);border:1px solid var(--line);border-radius:14px;
  box-shadow:0 14px 34px rgba(0,0,0,.12);overflow:hidden;z-index:20
}
.mobile-nav-panel a{
  color:var(--text);text-decoration:none;padding:12px 16px;
  border-bottom:1px solid var(--line);font-size:14px
}
.mobile-nav-panel a:last-child{border-bottom:0}

.page{min-height:auto;padding-top:56px;padding-bottom:72px}

.home-minimal{min-height:auto;display:block}
.home-hero{width:100%;padding:118px 0 132px}
.home-hero-inner{max-width:680px}
.home-hero h1{
  margin:0;font-size:clamp(54px,9vw,82px);line-height:.98;letter-spacing:-.055em
}
.home-description{
  margin:24px 0 0;max-width:680px;font-size:clamp(20px,3vw,26px);
  line-height:1.45;font-weight:720;letter-spacing:-.025em
}
.home-subdescription{
  margin:14px 0 0;max-width:600px;color:var(--sub);font-size:15px;line-height:1.8
}
.store-area{display:flex;gap:10px;flex-wrap:wrap;margin-top:34px}
.store-placeholder{
  min-width:190px;border:1px solid var(--line);background:var(--card);
  border-radius:14px;padding:12px 16px;display:flex;flex-direction:column;gap:2px;opacity:.72
}
.store-label{font-weight:800;font-size:14px}
.store-status{color:var(--sub);font-size:11px}
.footer{margin-top:0}

@media(max-width:760px){
  .desktop-nav{display:none}
  .mobile-nav{display:block}
  .nav{align-items:center}
  .home-hero{padding:82px 0 96px}
  .home-description{font-size:21px}
  .store-area{flex-direction:column}
  .store-placeholder{width:100%}
  .page{padding-top:36px;padding-bottom:56px}
}