:root{--bg:#fafaf7;--fg:#1f2430;--muted:#5d6475;--card:#ffffff;--line:#e4e4dc;--accent:#e8590c;--accent-fg:#ffffff;--soft:#fff1e8}
@media (prefers-color-scheme:dark){:root{--bg:#14161b;--fg:#eceef3;--muted:#a3a9b8;--card:#1d2027;--line:#2c303a;--accent:#ff8a4c;--accent-fg:#1a1208;--soft:#2a211b}}
*{box-sizing:border-box}
html{-webkit-text-size-adjust:100%}
body{margin:0;background:var(--bg);color:var(--fg);font-family:-apple-system,BlinkMacSystemFont,"Apple SD Gothic Neo","Noto Sans KR","Malgun Gothic",sans-serif;line-height:1.75;font-size:17px}
.wrap{max-width:920px;margin:0 auto;padding:0 16px}
.site-header{border-bottom:1px solid var(--line);background:var(--card)}
.site-header .wrap{display:flex;flex-wrap:wrap;align-items:center;justify-content:space-between;gap:8px 20px;padding-top:12px;padding-bottom:12px}
.logo{font-weight:800;font-size:22px;color:var(--accent);text-decoration:none;letter-spacing:-.5px}
nav a{margin-right:16px;color:var(--fg);text-decoration:none;font-size:15px;font-weight:600}
nav a:last-child{margin-right:0}
nav a:hover,.logo:hover{text-decoration:underline}
main{padding:28px 0 48px}
h1{font-size:30px;line-height:1.35;margin:0 0 10px;letter-spacing:-.5px}
h2{font-size:22px;margin:36px 0 10px;letter-spacing:-.3px}
h3{font-size:18px;margin:20px 0 6px}
p{margin:0 0 14px}
.lead{color:var(--muted);font-size:18px}
.card{background:var(--card);border:1px solid var(--line);border-radius:14px;padding:18px 18px}
.grid{display:grid;grid-template-columns:repeat(auto-fit,minmax(240px,1fr));gap:14px;margin:20px 0}
a.tile{display:block;text-decoration:none;color:inherit;background:var(--card);border:1px solid var(--line);border-radius:14px;padding:18px}
a.tile:hover{border-color:var(--accent)}
a.tile strong{display:block;font-size:19px;margin-bottom:4px}
a.tile span{color:var(--muted);font-size:15px}
button,.btn{font:inherit;font-weight:700;border:0;border-radius:10px;padding:11px 18px;cursor:pointer;background:var(--accent);color:var(--accent-fg)}
button.secondary{background:var(--soft);color:var(--fg);border:1px solid var(--line)}
button:disabled{opacity:.5;cursor:not-allowed}
button:focus-visible,input:focus-visible,select:focus-visible,a:focus-visible{outline:3px solid var(--accent);outline-offset:2px}
input[type=text],select{font:inherit;padding:9px 12px;border:1px solid var(--line);border-radius:10px;background:var(--card);color:var(--fg);max-width:100%}
.row{display:flex;flex-wrap:wrap;gap:10px;align-items:center;margin:10px 0}
.chips{display:flex;flex-wrap:wrap;gap:8px;margin:10px 0}
.chip{display:inline-flex;align-items:center;gap:6px;background:var(--soft);border:1px solid var(--line);border-radius:999px;padding:4px 6px 4px 12px;font-size:15px}
.chip button{padding:0 8px;background:transparent;color:var(--muted);font-size:18px;line-height:1.2}
label.check{display:inline-flex;align-items:center;gap:6px;margin-right:12px;font-size:16px}
.result{font-size:26px;font-weight:800;text-align:center;margin:12px 0;min-height:42px;color:var(--accent)}
.stage{text-align:center}
.stage canvas{max-width:100%;height:auto}
.scroll-x{overflow-x:auto;text-align:center}
.notice{font-size:14px;color:var(--muted)}
.opt{display:block;width:100%;text-align:left;margin:8px 0;background:var(--card);color:var(--fg);border:1px solid var(--line)}
.opt:hover{border-color:var(--accent)}
.progress{font-size:14px;color:var(--muted);margin-bottom:6px}
.faq dt{font-weight:700;margin-top:14px}
.faq dd{margin:4px 0 0}
.typebox{border-left:4px solid var(--accent);padding:4px 0 4px 14px;margin:16px 0}
.site-footer{border-top:1px solid var(--line);padding:22px 0;color:var(--muted);font-size:14px}
.site-footer a{color:var(--muted);margin-left:14px}
.site-footer .wrap{display:flex;flex-wrap:wrap;justify-content:space-between;gap:8px}
.sr-only{position:absolute;left:-9999px}
.row.pair{flex-wrap:nowrap}
.row.pair input{flex:1 1 0;min-width:0}