:root{--navy:#14213d;--gold:#c9a227;--cream:#fbf9f4;--ink:#1f2937;--muted:#5b6472;--line:#e5e0d5;--green:#15803d;--red:#b91c1c;--card:#ffffff}
*{box-sizing:border-box}
body{margin:0;font-family:system-ui,-apple-system,Segoe UI,Roboto,Arial,sans-serif;background:var(--cream);color:var(--ink);line-height:1.6}
a{color:#1d4ed8}
header.site{background:var(--navy);color:#fff}
header.site .wrap{max-width:1080px;margin:0 auto;padding:16px 20px;display:flex;flex-wrap:wrap;gap:12px;align-items:center;justify-content:space-between}
.brand{color:#fff;text-decoration:none;font-weight:800;font-size:1.25rem;letter-spacing:.2px}
.brand span{color:var(--gold)}
nav.main a{color:#e5e7eb;text-decoration:none;margin-left:16px;font-size:.95rem}
nav.main a:hover,nav.main a[aria-current="page"]{color:var(--gold);text-decoration:underline}
main.wrap,.wrap{max-width:1080px;margin:0 auto;padding:0 20px}
.hero{background:var(--navy);color:#fff;padding:44px 0 54px}
.hero h1{font-size:2.2rem;line-height:1.2;margin:0 0 12px}
.hero p{max-width:720px;color:#dbe2ef;margin:0 0 18px}
.btn{display:inline-block;background:var(--gold);color:#14213d;text-decoration:none;font-weight:700;padding:11px 18px;border-radius:8px;border:0;cursor:pointer}
.btn.secondary{background:#fff;color:var(--navy);border:1px solid var(--line)}
.btn:hover{filter:brightness(.96)}
section{padding:28px 0}
h1{font-size:2rem;line-height:1.25}
h2{font-size:1.45rem;margin-top:28px}
h3{font-size:1.1rem}
.lead{font-size:1.08rem;color:#334155}
.grid{display:grid;grid-template-columns:repeat(3,1fr);gap:16px}
.card{background:var(--card);border:1px solid var(--line);border-radius:12px;padding:18px}
.card h3{margin:0 0 8px}
.card p{color:var(--muted);margin:0 0 12px}
.badge{display:inline-block;font-size:.78rem;font-weight:700;padding:3px 9px;border-radius:999px;background:#dcfce7;color:#166534}
.card a.tool-link{font-weight:700;text-decoration:none}
.notice{background:#eff6ff;border:1px solid #bfdbfe;border-radius:10px;padding:14px 16px}
.warnbox{background:#fffbeb;border:1px solid #fde68a;border-radius:10px;padding:14px 16px}
.errorbox{background:#fef2f2;border:1px solid #fecaca;border-radius:10px;padding:14px 16px;display:none}
label{display:block;font-weight:600;margin:14px 0 6px}
input[type=text],textarea{width:100%;padding:11px 12px;border:1px solid #cbd5e1;border-radius:8px;font:inherit}
textarea{min-height:120px}
button.audit-btn{background:var(--navy);color:#fff;border:0;border-radius:8px;padding:12px 20px;font-weight:700;cursor:pointer;font-size:1rem}
button.audit-btn:hover{background:#1e3a5f}
button.link-btn{background:none;border:0;color:#b91c1c;font:inherit;font-weight:700;cursor:pointer;padding:0;text-decoration:underline}
button.plain-btn{background:#fff;color:var(--navy);border:1px solid #cbd5e1;border-radius:8px;padding:9px 14px;font-weight:700;cursor:pointer;font:inherit}
.board{background:#fff;border:1px solid var(--line);border-radius:12px;padding:18px;margin-top:16px}
.board-actions{display:flex;flex-wrap:wrap;gap:10px;align-items:center;margin:14px 0}
.msg-list{list-style:none;margin:16px 0 0;padding:0}
.msg-list li{border-top:1px solid var(--line);padding:12px 0}
.msg-list li:first-child{border-top:0}
.msg-meta{font-size:.88rem;color:var(--muted);margin-bottom:4px}
.msg-meta strong{color:var(--ink)}
.msg-text{white-space:pre-wrap;overflow-wrap:break-word;margin:0 0 6px}
.empty{color:var(--muted)}
footer.site{background:var(--navy);color:#cbd5e1;margin-top:32px}
footer.site .wrap{padding:28px 20px}
footer.site a{color:#e5e7eb}
.small{font-size:.9rem;color:var(--muted)}
details{margin:10px 0;background:#fff;border:1px solid var(--line);border-radius:8px;padding:12px 14px}
summary{font-weight:700;cursor:pointer}
@media(max-width:820px){.grid{grid-template-columns:1fr 1fr}.hero h1{font-size:1.8rem}nav.main a{margin-left:10px}}
@media(max-width:560px){.grid{grid-template-columns:1fr}.hero{padding:32px 0}h1{font-size:1.7rem}}