:root{--up:#f6465d;--down:#0ecb81;--line:#e4e5e8;--fg:#14161a;--sub:#8a8f98;--bg:#fff;--panel:#fafafa;--accent:#1772f8}
*{box-sizing:border-box}
body{margin:0;font-family:'Noto Sans KR',-apple-system,system-ui,sans-serif;color:var(--fg);background:var(--bg);font-size:13px}
a{color:inherit;text-decoration:none}
.wrap{max-width:1440px;margin:0 auto;padding:0 15px}
header.top{border-bottom:1px solid var(--line);position:sticky;top:0;background:#fff;z-index:20}
.top-in{display:flex;align-items:center;gap:24px;height:56px}
.logo{font-weight:800;font-size:18px;letter-spacing:-.5px;color:var(--accent)}
nav.gnb{display:flex;gap:20px;font-size:14px;font-weight:500}
nav.gnb a{padding:4px 0;color:#4b5563}
nav.gnb a.on{color:var(--fg);font-weight:700;border-bottom:2px solid var(--fg)}
.top-right{margin-left:auto;display:flex;gap:10px;align-items:center;font-size:12px;color:var(--sub)}
.top-right a:hover{color:var(--accent)}

/* 로그인 / 회원가입 — 초록 버튼으로 강조 */
.top-right a[href="/login/"],
.top-right a[href="/signup/"]{
  display:inline-flex;align-items:center;justify-content:center;
  padding:7px 15px;border-radius:999px;border:0;
  color:#fff !important;font-weight:800;font-size:12.5px;letter-spacing:-.2px;
  text-decoration:none;line-height:1;white-space:nowrap;
  transition:filter .12s,box-shadow .12s,transform .12s;
}
.top-right a[href="/login/"]{
  background:linear-gradient(180deg,#12d68c,#0ecb81);
  box-shadow:0 2px 8px rgba(14,203,129,.42);
}
.top-right a[href="/signup/"]{
  background:linear-gradient(180deg,#0bb173,#08a068);
  box-shadow:0 2px 8px rgba(8,160,104,.38);
}
.top-right a[href="/login/"]:hover,
.top-right a[href="/signup/"]:hover{
  color:#fff !important;filter:brightness(1.07);transform:translateY(-1px);
  box-shadow:0 4px 13px rgba(14,203,129,.5);
}
.top-right a[href="/login/"]:active,
.top-right a[href="/signup/"]:active{transform:translateY(0);filter:brightness(.96)}
.status{font-size:11px;padding:3px 8px;border-radius:10px;background:#e8f8f1;color:var(--down);font-weight:700}
.status.err{background:#fdecef;color:var(--up)}
.pairs{display:flex;gap:18px;padding:10px 0;border-bottom:1px solid var(--line);overflow-x:auto;white-space:nowrap}
.pair{display:flex;gap:8px;align-items:baseline}
.pair b{font-size:14px}
.pair .p{font-variant-numeric:tabular-nums}
.pair .c{font-size:11px}
.up{color:var(--up)}.down{color:var(--down)}
.hero{padding:22px 0 16px;border-bottom:1px solid var(--line)}
.hero h1{margin:0 0 6px;font-size:24px}
.hero p{margin:0;color:var(--sub);line-height:1.7}
.tabs2{display:flex;gap:22px;border-bottom:1px solid var(--line);padding:0 0 0 0;margin-top:14px}
.tabs2 a{padding:10px 2px;font-size:14px;color:var(--sub);border-bottom:2px solid transparent}
.tabs2 a.on{color:var(--fg);font-weight:700;border-bottom-color:var(--fg)}
.panel{border:1px solid var(--line);border-radius:8px;padding:16px;margin:16px 0}
.panel h3{margin:0 0 12px;font-size:15px}
.grid2{display:grid;grid-template-columns:1fr 1fr;gap:16px}
.grid3{display:grid;grid-template-columns:repeat(3,1fr);gap:16px}
@media(max-width:900px){.grid2,.grid3{grid-template-columns:1fr}}
table.t{width:100%;border-collapse:collapse;font-variant-numeric:tabular-nums}
table.t th{font-weight:500;color:var(--sub);font-size:11px;padding:9px 10px;text-align:right;border-bottom:1px solid var(--line)}
table.t th:first-child,table.t td:first-child{text-align:left}
table.t td{padding:9px 10px;text-align:right;border-bottom:1px solid #f4f5f7}
table.t tbody tr:hover{background:var(--panel)}
td.lnk{cursor:pointer}
.notice{display:flex;gap:14px;padding:12px 4px;border-bottom:1px solid #f4f5f7;align-items:baseline}
.notice .cat{flex:0 0 84px;font-size:11px;font-weight:700;color:var(--accent);background:#eef4ff;border-radius:4px;padding:3px 0;text-align:center}
.notice .ttl{flex:1 1 auto;font-size:14px}
.notice .dt{flex:0 0 92px;text-align:right;color:var(--sub);font-size:12px}
.notice:hover .ttl{text-decoration:underline}
.empty{padding:60px 0;text-align:center;color:var(--sub);line-height:2}
.btn{display:inline-block;padding:11px 20px;border:0;border-radius:6px;background:var(--accent);color:#fff;font-weight:700;font-size:14px;cursor:pointer;font-family:inherit}
.btn.gray{background:#b9bec7}
.btn.line{background:#fff;color:var(--fg);border:1px solid var(--line)}
input.f{width:100%;padding:11px;border:1px solid var(--line);border-radius:6px;font-family:inherit;font-size:14px;margin-bottom:10px}
label.lb{display:block;font-size:12px;color:var(--sub);margin:10px 0 5px}
.tag{display:inline-block;padding:2px 7px;border-radius:4px;background:#eef4ff;color:var(--accent);font-size:10px;font-weight:700;vertical-align:middle;margin-left:8px}
.note{padding:12px;color:var(--sub);font-size:11px;line-height:1.7;background:var(--panel);border-radius:6px;margin:12px 0}
.foot{padding:20px 0;color:var(--sub);font-size:11px;line-height:1.8;border-top:1px solid var(--line);margin-top:26px}
.kv{display:grid;grid-template-columns:repeat(4,1fr);gap:14px}
.kv div span{display:block;color:var(--sub);font-size:11px;margin-bottom:4px}
.kv div b{font-size:16px;font-variant-numeric:tabular-nums}
pre.raw{background:#14161a;color:#e6e8eb;padding:14px;border-radius:8px;overflow:auto;font-size:12px;line-height:1.6;max-height:520px}
.btc{text-align:right;font-variant-numeric:tabular-nums}
/* ---- 1:1 상담 채팅 ---- */
.cw-wrap{display:grid;grid-template-columns:1fr 320px;gap:16px}
@media(max-width:900px){.cw-wrap{grid-template-columns:1fr}}
.cw{background:#fff;border:1px solid var(--line);border-radius:10px;display:flex;flex-direction:column;height:620px;overflow:hidden}
.cw-hd{display:flex;align-items:center;gap:10px;padding:13px 16px;border-bottom:1px solid var(--line)}
.cw-hd b{font-size:14px}
.cw-hd .sp{margin-left:auto;display:flex;gap:8px;align-items:center}
.cw-badge{font-size:11px;font-weight:700;padding:3px 9px;border-radius:10px;background:#eef4ff;color:var(--accent)}
.cw-badge.on{background:#e8f8f1;color:var(--down)}
.cw-badge.off{background:#f2f3f5;color:var(--sub)}
.cw-badge.err{background:#fdecef;color:var(--up)}
.cw-msgs{flex:1 1 auto;overflow-y:auto;padding:16px;background:#fafbfc}
.cw-row{display:flex;margin-bottom:10px}
.cw-row.me{justify-content:flex-end}
.cw-bub{max-width:76%;padding:9px 12px;border-radius:12px;font-size:13.5px;line-height:1.55;position:relative;word-break:break-word}
.cw-row.them .cw-bub{background:#fff;border:1px solid var(--line);border-bottom-left-radius:3px}
.cw-row.me .cw-bub{background:var(--accent);color:#fff;border-bottom-right-radius:3px}
.cw-t{display:block;font-size:10px;opacity:.65;margin-top:4px;text-align:right}
.cw-sys{text-align:center;color:var(--sub);font-size:11.5px;margin:10px 0;line-height:1.6}
.cw-in{border-top:1px solid var(--line);padding:12px;display:flex;gap:8px;align-items:flex-end;background:#fff}
.cw-in textarea{flex:1 1 auto;min-height:44px;max-height:120px;padding:11px;border:1px solid var(--line);border-radius:8px;font-family:inherit;font-size:13.5px;resize:none}
.cw-in textarea:disabled{background:#f5f6f8;color:var(--sub)}
.cw-side{background:#fff;border:1px solid var(--line);border-radius:10px;padding:16px;height:fit-content}
.cw-side h3{margin:0 0 12px;font-size:14px}
.cw-side .rowk{display:flex;justify-content:space-between;font-size:12px;padding:7px 0;border-bottom:1px solid #f4f5f7}
.cw-side .rowk span:first-child{color:var(--sub)}
.cw-side input{width:100%;padding:9px;border:1px solid var(--line);border-radius:6px;font-family:inherit;font-size:13px;margin-top:4px}
code.k{background:#f2f3f5;padding:2px 6px;border-radius:4px;font-size:12px}