:root{--bg:#f7faf8;--card:#fff;--text:#14211b;--muted:#5b6b62;--primary:#007a55;--primary-dark:#005a3e;--line:#dfe8e3;--lime:#a6e94a;--danger:#b3261e}
@media (prefers-color-scheme:dark){:root{--bg:#0e1512;--card:#16201b;--text:#e8f0ec;--muted:#9bb0a5;--primary:#3fd39b;--primary-dark:#7ee6bd;--line:#26342d;--danger:#ff8a80}}
*{box-sizing:border-box}html{-webkit-text-size-adjust:100%}
body{margin:0;background:var(--bg);color:var(--text);font:17px/1.6 -apple-system,BlinkMacSystemFont,"SF Pro Text","Segoe UI",Roboto,sans-serif}
header{background:linear-gradient(135deg,#005a3e,#007a55 60%,#1a9a6c);color:#fff;padding:28px 20px}
header .in,main{max-width:760px;margin:0 auto}
header a.brand{color:#fff;text-decoration:none;font-weight:800;font-size:1.5rem;letter-spacing:-.02em;display:inline-flex;align-items:center;gap:10px}
header .mark{width:38px;height:38px;border-radius:10px;background:rgba(255,255,255,.16);display:inline-grid;place-items:center;color:var(--lime);font-size:1.2rem}
header nav{margin-top:14px;display:flex;gap:18px;flex-wrap:wrap}
header nav a{color:#fff;opacity:.9;text-decoration:none;font-weight:600;border-bottom:2px solid transparent}
header nav a[aria-current=page],header nav a:hover{opacity:1;border-color:var(--lime)}
main{padding:28px 20px 64px}
h1{font-size:2rem;line-height:1.2;margin:.2em 0 .3em;letter-spacing:-.02em}
h2{font-size:1.3rem;margin:2em 0 .5em;letter-spacing:-.01em}
p,li{color:var(--text)}.muted{color:var(--muted);font-size:.95rem}
a{color:var(--primary)}
.card{background:var(--card);border:1px solid var(--line);border-radius:16px;padding:18px 20px;margin:14px 0}
details.card{padding:0}details.card summary{cursor:pointer;padding:16px 20px;font-weight:600;list-style:none}
details.card summary::-webkit-details-marker{display:none}
details.card summary::after{content:"+";float:right;color:var(--primary);font-weight:800}
details.card[open] summary::after{content:"–"}
details.card .body{padding:0 20px 16px;color:var(--muted)}
table{width:100%;border-collapse:collapse;font-size:.95rem}th,td{text-align:left;padding:10px 8px;border-bottom:1px solid var(--line);vertical-align:top}th{color:var(--muted);font-weight:600}
label{display:block;font-weight:600;margin:14px 0 6px}
input,textarea{width:100%;font:inherit;color:var(--text);background:var(--bg);border:1px solid var(--line);border-radius:12px;padding:12px 14px}
input:focus,textarea:focus{outline:2px solid var(--primary);outline-offset:1px}
textarea{min-height:140px;resize:vertical}
button{margin-top:18px;font:inherit;font-weight:700;color:#fff;background:var(--primary);border:0;border-radius:12px;padding:13px 22px;cursor:pointer}
@media (prefers-color-scheme:dark){button{color:#04140d}}
button:disabled{opacity:.55;cursor:default}
.hp{position:absolute;left:-9999px;width:1px;height:1px;overflow:hidden}
#status{margin-top:14px;font-weight:600}#status.err{color:var(--danger)}#status.ok{color:var(--primary)}
footer{max-width:760px;margin:0 auto;padding:0 20px 40px;color:var(--muted);font-size:.9rem}