:root{--fg:#1d2330;--muted:#6b7280;--line:#e5e7eb;--bg:#f7f7f8;--card:#fff;--brand:#1f6feb;--brand-ink:#fff;--err:#b42318;--ok:#067647;--radius:10px}
*{box-sizing:border-box}
body{margin:0;font-family:"Pretendard","Apple SD Gothic Neo","Malgun Gothic",system-ui,sans-serif;color:var(--fg);background:var(--bg);line-height:1.55}
a{color:var(--brand)}
.wrap{max-width:1200px;margin:0 auto;padding:0 16px}
.site-header{background:#fff;border-bottom:1px solid var(--line)}
.site-header .wrap{display:flex;justify-content:space-between;align-items:center;height:64px}
.logo{font-weight:800;font-size:20px;color:var(--fg);text-decoration:none}
.lang a{color:var(--muted);text-decoration:none;font-size:13px}
.hero{padding:96px 0;text-align:center}
.site-footer{border-top:1px solid var(--line);padding:24px 0;color:var(--muted);font-size:13px;margin-top:64px}
.center-page{min-height:100vh;display:flex;align-items:center;justify-content:center;padding:16px}
.adm-bg{background:#eef1f5}
.card{background:var(--card);border:1px solid var(--line);border-radius:var(--radius);padding:32px}
.narrow{width:100%;max-width:420px}
.card h1{font-size:22px;margin:0 0 16px}
.muted{color:var(--muted)}
.form{display:flex;flex-direction:column;gap:6px}
.form label{font-weight:600;font-size:14px;margin-top:10px}
.form input,.form select,.form textarea{font:inherit;padding:10px 12px;border:1px solid #cfd4dc;border-radius:8px;background:#fff}
.form input:focus{outline:2px solid var(--brand);outline-offset:1px}
.hint{color:var(--muted);font-size:12px}
.btn{display:inline-block;font:inherit;font-weight:600;padding:10px 18px;border:0;border-radius:8px;background:var(--brand);color:var(--brand-ink);text-decoration:none;cursor:pointer}
.btn.ghost{background:transparent;color:var(--fg);border:1px solid var(--line)}
.btn.block{width:100%;margin-top:18px}
.alert{padding:10px 12px;border-radius:8px;font-size:14px}
.alert.err{background:#fef3f2;color:var(--err)}
.alert.ok{background:#ecfdf3;color:var(--ok)}
form.inline{display:inline}
button.link{background:none;border:0;padding:0;font:inherit;color:inherit;cursor:pointer;text-decoration:underline}