:root {
  --bg: #0b0b0d;
  --bg-2: #131418;
  --card: #1a1c22;
  --card-2: #20232b;
  --border: #2a2d36;
  --text: #f1f1f3;
  --muted: #8a8f9a;
  --gold: #f5b942;
  --gold-2: #ffc966;
  --danger: #ef4444;
  --primary-fg: #1a1208;
  --radius: 14px;
}
* { box-sizing: border-box; margin: 0; padding: 0; }
html, body { background: var(--bg); color: var(--text); font-family: -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, sans-serif; line-height: 1.55; }
a { color: var(--gold); text-decoration: none; }
a:hover { color: var(--gold-2); }

.nav {
  background: var(--bg-2);
  border-bottom: 1px solid var(--border);
  padding: 14px 0;
  position: sticky; top: 0; z-index: 10;
}
.nav-inner {
  max-width: 1100px; margin: 0 auto; padding: 0 20px;
  display: flex; align-items: center; justify-content: space-between; gap: 16px;
}
.brand { font-weight: 700; font-size: 18px; color: var(--text); }
.brand span { color: var(--gold); }
.nav-links { display: flex; gap: 14px; align-items: center; font-size: 14px; }
.nav-links .me { color: var(--muted); }
.nav-links .badge-admin { background: rgba(245,185,66,.12); color: var(--gold); border: 1px solid rgba(245,185,66,.3); padding: 2px 8px; border-radius: 6px; font-size: 11px; }

.container { max-width: 1100px; margin: 0 auto; padding: 28px 20px; }
.crumbs { font-size: 12px; color: var(--muted); margin-bottom: 16px; }
.crumbs a { color: var(--muted); }
.crumbs a:hover { color: var(--gold); }

.page-head { display: flex; align-items: center; justify-content: space-between; gap: 16px; margin-bottom: 22px; flex-wrap: wrap; }
.page-head h1 { font-size: 26px; }
.page-head p { color: var(--muted); font-size: 14px; margin-top: 4px; }

.btn {
  display: inline-flex; align-items: center; gap: 6px;
  background: linear-gradient(135deg, var(--gold), var(--gold-2));
  color: var(--primary-fg); font-weight: 600; font-size: 14px;
  padding: 10px 16px; border-radius: 10px; border: 0; cursor: pointer;
  transition: opacity .15s;
}
.btn:hover { opacity: .9; }
.btn-ghost {
  background: transparent; color: var(--text);
  border: 1px solid var(--border);
}
.btn-ghost:hover { border-color: var(--gold); color: var(--gold); }
.btn-danger {
  background: transparent; color: var(--danger);
  border: 1px solid rgba(239,68,68,.4);
}
.btn-danger:hover { background: rgba(239,68,68,.1); }
.btn-sm { padding: 5px 10px; font-size: 12px; border-radius: 7px; }

.grid { display: grid; gap: 12px; }
.card {
  background: var(--card); border: 1px solid var(--border);
  border-radius: var(--radius); padding: 18px 20px;
  transition: border-color .15s;
}
.card:hover { border-color: rgba(245,185,66,.35); }
.card-row { display: flex; align-items: center; justify-content: space-between; gap: 12px; flex-wrap: wrap; }
.cat-name { font-size: 16px; font-weight: 600; color: var(--text); }
.cat-desc { color: var(--muted); font-size: 13px; margin-top: 4px; }
.cat-stats { color: var(--muted); font-size: 12px; }

.topic-row { display: flex; align-items: center; gap: 10px; flex-wrap: wrap; }
.topic-title { color: var(--text); font-weight: 600; font-size: 15px; }
.topic-title:hover { color: var(--gold); }
.topic-meta { color: var(--muted); font-size: 12px; display: flex; gap: 6px; align-items: center; flex-wrap: wrap; }
.tag { font-size: 11px; padding: 2px 7px; border-radius: 6px; border: 1px solid var(--border); color: var(--muted); }
.tag-pin { background: rgba(245,185,66,.1); color: var(--gold); border-color: rgba(245,185,66,.3); }
.tag-lock { background: rgba(255,255,255,.04); }
.tag-ip { background: rgba(245,185,66,.08); color: var(--gold); border-color: rgba(245,185,66,.25); font-family: ui-monospace, "SF Mono", Menlo, monospace; }

.topic-body, .reply-body {
  background: var(--card); border: 1px solid var(--border);
  border-radius: var(--radius); padding: 22px 24px; margin-bottom: 14px;
}
.topic-body h1 { font-size: 24px; margin-bottom: 8px; }
.topic-content, .reply-content { white-space: pre-wrap; color: rgba(241,241,243,.92); font-size: 15px; margin-top: 12px; }
.reply-body { padding: 16px 18px; background: rgba(255,255,255,.02); }

.form { background: var(--card); border: 1px solid var(--border); border-radius: var(--radius); padding: 22px 24px; }
.form label { display: block; font-size: 13px; margin-bottom: 6px; color: var(--text); }
.form input, .form textarea, .form select {
  width: 100%; background: var(--bg-2); color: var(--text);
  border: 1px solid var(--border); border-radius: 9px;
  padding: 10px 12px; font-size: 14px; font-family: inherit;
  outline: none; transition: border-color .15s;
}
.form input:focus, .form textarea:focus, .form select:focus { border-color: var(--gold); }
.form textarea { resize: vertical; min-height: 140px; }
.form-row { margin-bottom: 14px; }
.help { color: var(--muted); font-size: 11px; margin-top: 4px; }
.error { background: rgba(239,68,68,.12); border: 1px solid rgba(239,68,68,.3); color: #fecaca; padding: 8px 12px; border-radius: 8px; font-size: 13px; margin-bottom: 12px; }
.success { background: rgba(74,222,128,.1); border: 1px solid rgba(74,222,128,.3); color: #bbf7d0; padding: 8px 12px; border-radius: 8px; font-size: 13px; margin-bottom: 12px; }

.empty { text-align: center; color: var(--muted); padding: 50px 20px; font-size: 14px; }

.tabs { display: flex; gap: 8px; margin-bottom: 18px; border-bottom: 1px solid var(--border); }
.tab { padding: 8px 14px; font-size: 13px; color: var(--muted); cursor: pointer; border: 0; background: transparent; border-bottom: 2px solid transparent; }
.tab.active { color: var(--gold); border-bottom-color: var(--gold); }

.locked-notice { background: rgba(255,255,255,.03); border: 1px solid var(--border); padding: 14px; border-radius: 10px; text-align: center; color: var(--muted); font-size: 13px; }

@media (max-width: 600px) {
  .page-head h1 { font-size: 22px; }
  .topic-body { padding: 16px; }
  .container { padding: 18px 14px; }
}