:root{
  --bg:#ffffff; --text:#222222; --muted:#666666; --border:#dddddd;
  --card:#ffffff; --input-bg:#ffffff; --link:#1a6b2e; --accent:#2fae4e;
  --accent-light:#cdeacb; --flash-bg:#fff3cd; --flash-border:#ffe08a;
  --rules-bg:#f2f9f2;
}
[data-theme="dark"]{
  --bg:#121212; --text:#e8e8e8; --muted:#aaaaaa; --border:#333333;
  --card:#1e1e1e; --input-bg:#222222; --link:#7bc47f; --accent:#2fae4e;
  --accent-light:#2e4a2c; --flash-bg:#3a3215; --flash-border:#665c1e;
  --rules-bg:#1e2a1e;
}
body{font-family:system-ui,-apple-system,sans-serif;max-width:760px;margin:0 auto;padding:0 16px 48px;color:var(--text);background:var(--bg);line-height:1.5;font-size:16px}
header{display:flex;justify-content:space-between;align-items:center;gap:12px;padding:16px 0;border-bottom:2px solid var(--accent);flex-wrap:wrap}
.brand{display:flex;gap:8px;align-items:center;font-weight:700;font-size:1.4rem;text-decoration:none;color:var(--text)}
nav{display:flex;gap:12px;align-items:center;flex-wrap:wrap}
a{color:var(--link)}
.btn,.inline button,button{background:var(--accent);color:#fff;border:0;padding:10px 14px;border-radius:8px;cursor:pointer;text-decoration:none;display:inline-block;font-size:16px;min-height:44px;box-sizing:border-box}
.inline{display:inline}
.actions{display:flex;flex-wrap:wrap;gap:12px;align-items:center;margin:18px 0 24px}
.actions a{padding:10px 6px;min-height:44px;display:inline-flex;align-items:center}
.actions .inline button{padding:10px 14px}
label{display:block;margin:16px 0}
input[type=text],input[type=url],input:not([type]),textarea{width:100%;padding:10px;border:1px solid var(--border);border-radius:6px;box-sizing:border-box;font-size:16px;background:var(--input-bg);color:var(--text)}
form>button{margin-top:12px}
.thread-card{border:1px solid var(--border);border-radius:10px;padding:12px 16px;margin:12px 0;background:var(--card)}
.meta{color:var(--muted);font-size:.9rem}
.body{white-space:pre-wrap;word-break:break-word;margin-bottom:16px}
.post-image{max-width:100%;border-radius:8px}
.comment{border-left:3px solid var(--accent-light);padding-left:12px;margin:20px 0}
.flash{background:var(--flash-bg);border:1px solid var(--flash-border);padding:10px;border-radius:8px}
.rules{background:var(--rules-bg);padding:12px;border-radius:8px}
.table-wrap{overflow-x:auto}
table{width:100%;border-collapse:collapse}td,th{border-bottom:1px solid var(--border);padding:8px;text-align:left;white-space:nowrap}
.row-between{display:flex;justify-content:space-between;align-items:center;gap:12px;flex-wrap:wrap}
footer{margin-top:48px;color:var(--muted);font-size:.9rem}
@media(max-width:600px){
  header{flex-direction:column;align-items:flex-start;gap:8px}
  body{padding-left:12px;padding-right:12px}
  .comment{margin-left:12px !important}
  .actions{gap:10px}
}