:root{
  --bg:#F8F5FC; --surface:#FFFFFF; --surface-2:#F1EBF9;
  --text:#221B2E; --text-muted:#5B5468; --border:#E4DCF2;
  --accent:#0D8F86; --accent-ink:#066159; --coral:#E0508A;
  --code-bg:#EFEAF7;
}
@media (prefers-color-scheme: dark){
  :root{
    --bg:#15121C; --surface:#1D1926; --surface-2:#252032;
    --text:#EFEAF7; --text-muted:#B3A9C4; --border:#332C43;
    --accent:#3FD1C4; --accent-ink:#8CEAE1; --coral:#F080AC;
    --code-bg:#252032;
  }
}
*{box-sizing:border-box}
html,body{margin:0; padding:0}
body{
  background:var(--bg); color:var(--text);
  font-family:'Nunito Sans',-apple-system,BlinkMacSystemFont,'Segoe UI',sans-serif;
  line-height:1.65; font-size:16px;
}
h1,h2,h3{
  font-family:'Fredoka',-apple-system,sans-serif; color:var(--text);
  font-weight:600; letter-spacing:-0.01em; text-wrap:balance;
}
.wrap{max-width:760px; margin:0 auto; padding:48px 20px 80px}
header.top{display:flex; justify-content:space-between; align-items:flex-start; gap:16px; flex-wrap:wrap}
.wordmark{
  font-family:'Fredoka',sans-serif; font-weight:600; font-size:1.6rem;
  color:var(--accent-ink); text-decoration:none; display:inline-flex; align-items:baseline; gap:2px;
}
.wordmark .dot{color:var(--coral)}
.kicker{
  color:var(--text-muted); font-size:0.8rem; margin-top:4px;
  text-transform:uppercase; letter-spacing:0.08em; font-weight:700;
}
.langs{display:flex; gap:6px; font-size:0.85rem}
.langs a{
  color:var(--text-muted); text-decoration:none; padding:3px 9px;
  border:1px solid var(--border); border-radius:999px;
}
.langs a[aria-current="true"]{color:var(--accent-ink); border-color:var(--accent); font-weight:700}
h1.title{font-size:2.1rem; margin:20px 0 6px; line-height:1.2}
.updated{color:var(--text-muted); font-size:0.92rem; margin-bottom:32px}
.lede{
  background:var(--surface); border:1px solid var(--border);
  border-radius:16px; padding:20px 22px; margin-bottom:36px; font-size:1.02rem;
}
.lede p{margin:0 0 12px} .lede p:last-child{margin-bottom:0}
nav.toc{background:var(--surface-2); border-radius:16px; padding:20px 24px; margin-bottom:44px}
nav.toc .toc-title{
  font-family:'Fredoka',sans-serif; font-weight:600; font-size:0.9rem;
  color:var(--text-muted); text-transform:uppercase; letter-spacing:0.06em; margin-bottom:10px;
}
nav.toc ol{margin:0; padding-left:1.3em; columns:2; column-gap:28px}
nav.toc li{margin-bottom:6px; break-inside:avoid}
nav.toc a{color:var(--accent-ink); text-decoration:none; font-size:0.94rem}
nav.toc a:hover{text-decoration:underline}
@media (max-width:560px){ nav.toc ol{columns:1} }
section{margin-bottom:40px; scroll-margin-top:20px}
h2{font-size:1.35rem; margin:0 0 8px; display:flex; align-items:baseline; gap:10px}
h2 .num{color:var(--accent); font-size:1.1rem; font-weight:700; font-variant-numeric:tabular-nums}
h3{font-size:1.05rem; margin:22px 0 8px}
p{margin:0 0 14px; max-width:68ch}
ul,ol{margin:0 0 14px; padding-left:1.4em}
li{margin-bottom:6px}
code{background:var(--code-bg); border-radius:5px; padding:1px 5px; font-size:0.92em}
.card{
  background:var(--surface); border:1px solid var(--border); border-radius:14px;
  padding:16px 18px; margin:14px 0;
}
.card.warn{border-left:4px solid var(--coral)}
.card h3{margin-top:0}
.card p:last-child,.card ul:last-child{margin-bottom:0}
.table-wrap{overflow-x:auto; margin:14px 0 20px}
table{
  width:100%; border-collapse:collapse; font-size:0.92rem; background:var(--surface);
  border:1px solid var(--border); border-radius:12px; overflow:hidden;
}
th,td{text-align:left; padding:10px 12px; border-bottom:1px solid var(--border); vertical-align:top}
th{
  background:var(--surface-2); font-family:'Fredoka',sans-serif; font-weight:600;
  font-size:0.8rem; text-transform:uppercase; letter-spacing:0.04em; color:var(--text-muted);
}
tr:last-child td{border-bottom:none}
a{color:var(--accent-ink)}
a:focus-visible,button:focus-visible,input:focus-visible,textarea:focus-visible{
  outline:2px solid var(--accent); outline-offset:2px;
}
.backtotop{display:inline-block; margin-top:6px; font-size:0.85rem; color:var(--text-muted); text-decoration:none}
.backtotop:hover{color:var(--accent-ink)}
hr.div{border:none; border-top:1px solid var(--border); margin:44px 0 24px}
footer.legal-nav{color:var(--text-muted); font-size:0.88rem; text-align:center}
footer.legal-nav nav{display:flex; flex-wrap:wrap; justify-content:center; gap:6px 16px; margin-bottom:10px}
footer.legal-nav a{color:var(--text-muted)}
footer.legal-nav a[aria-current="page"]{color:var(--accent-ink); font-weight:700}

/* Forms (account deletion) */
.form-card{background:var(--surface); border:1px solid var(--border); border-radius:16px; padding:24px 22px; margin:0 0 28px}
label{display:block; font-weight:700; font-size:0.9rem; margin:18px 0 6px}
label:first-of-type{margin-top:0}
input[type=text],textarea{
  width:100%; background:var(--code-bg); border:1px solid var(--border);
  border-radius:10px; padding:12px 14px; font-family:inherit; font-size:1rem; color:var(--text);
}
textarea{resize:vertical; min-height:80px}
.hint{color:var(--text-muted); font-size:0.85rem; margin-top:4px}
.btn{
  display:inline-block; background:var(--accent); color:#fff; border:none; text-decoration:none;
  border-radius:999px; padding:13px 22px; font-family:'Fredoka',sans-serif;
  font-weight:600; font-size:1.05rem; cursor:pointer; text-align:center;
}
@media (prefers-color-scheme: dark){ .btn{color:#0E1A19} }
.btn.block{width:100%; margin-top:22px}
.btn:hover{filter:brightness(1.06)}

/* Join page */
.hero{padding:28px 0 8px}
.hero h1{font-size:2.5rem; margin:0 0 12px; line-height:1.1}
.hero p.sub{font-size:1.12rem; color:var(--text-muted); max-width:52ch; margin-bottom:24px}
.steps{display:grid; grid-template-columns:repeat(auto-fit,minmax(200px,1fr)); gap:14px; margin:28px 0 36px}
.step{background:var(--surface); border:1px solid var(--border); border-radius:16px; padding:18px}
.step .n{font-family:'Fredoka',sans-serif; color:var(--coral); font-weight:600; font-size:0.85rem; letter-spacing:0.06em; text-transform:uppercase}
.step h3{margin:6px 0 6px}
.step p{margin:0; color:var(--text-muted); font-size:0.95rem}
.note{color:var(--text-muted); font-size:0.88rem}