:root {
  color-scheme: dark;
  --bg: #0f1117;
  --panel: #171a23;
  --panel-2: #10141d;
  --text: #e8ecf3;
  --muted: #9aa4b2;
  --accent: #6ea8fe;
  --accent-2: #8bd3ff;
  --border: #283142;
  --danger: #ff6b6b;
}

* { box-sizing: border-box; }
body {
  margin: 0;
  font-family: Inter, ui-sans-serif, system-ui, sans-serif;
  background: var(--bg);
  color: var(--text);
}
button, input, textarea, select {
  font: inherit;
}
.topbar {
  padding: 24px 32px;
  border-bottom: 1px solid var(--border);
  background: var(--panel-2);
  display: flex;
  justify-content: space-between;
  align-items: center;
  gap: 16px;
}
.topbar h1 { margin: 0 0 6px; }
.topbar p { margin: 0; color: var(--muted); }
.layout {
  display: grid;
  grid-template-columns: 280px minmax(0, 1fr) 360px;
  gap: 20px;
  padding: 24px 32px 40px;
}
.card {
  background: var(--panel);
  border: 1px solid var(--border);
  border-radius: 14px;
  padding: 18px;
}
.sticky {
  position: sticky;
  top: 20px;
}
.stack > * + * { margin-top: 10px; }
.gap-md > * + * { margin-top: 14px; }
.row {
  display: flex;
}
.wrap { flex-wrap: wrap; }
.center { align-items: center; }
.between { justify-content: space-between; }
.gap-sm { gap: 10px; }
.small-muted {
  color: var(--muted);
  font-size: 14px;
}
.sidebar, .content, .detail {
  display: flex;
  flex-direction: column;
  gap: 18px;
}
label {
  display: flex;
  flex-direction: column;
  gap: 8px;
  color: var(--muted);
  font-size: 14px;
}
input, textarea, select {
  width: 100%;
  padding: 12px 14px;
  border-radius: 10px;
  border: 1px solid var(--border);
  background: #0f1420;
  color: var(--text);
}
textarea {
  resize: vertical;
}
.button {
  border: 0;
  border-radius: 10px;
  background: var(--accent);
  color: #08111f;
  padding: 10px 14px;
  font-weight: 700;
  cursor: pointer;
}
.button.ghost {
  background: transparent;
  color: var(--text);
  border: 1px solid var(--border);
}
.button.small {
  padding: 8px 12px;
  font-size: 14px;
}
.button.danger {
  background: var(--danger);
  color: white;
}
.community {
  padding: 10px 0;
  border-bottom: 1px solid var(--border);
  cursor: pointer;
}
.community:last-child { border-bottom: 0; }
.community.active .slug,
.community:hover .slug { color: var(--accent-2); }
.community .slug { color: var(--accent); font-weight: 700; }
.community .desc { color: var(--muted); font-size: 14px; margin-top: 4px; }
.feed {
  display: flex;
  flex-direction: column;
  gap: 16px;
}
.post-card {
  cursor: pointer;
}
.post-card:hover {
  border-color: #3b4b68;
}
.post-card.active {
  outline: 1px solid var(--accent);
}
.post-title {
  margin: 0 0 8px;
  font-size: 20px;
}
.meta {
  color: var(--muted);
  font-size: 14px;
  margin-bottom: 10px;
}
.content-text {
  white-space: pre-wrap;
  line-height: 1.5;
}
.identity-title {
  font-weight: 700;
  color: var(--accent-2);
}
.comment-list {
  display: flex;
  flex-direction: column;
  gap: 12px;
  margin-top: 18px;
}
.comment {
  border: 1px solid var(--border);
  border-radius: 10px;
  padding: 12px;
  background: #121825;
}
.comment.depth-1 { margin-left: 16px; }
.comment.depth-2 { margin-left: 32px; }
.comment.depth-3 { margin-left: 48px; }
.comment.depth-4 { margin-left: 64px; }
.comment .author {
  color: var(--accent-2);
  font-weight: 700;
}
.comment .comment-meta {
  color: var(--muted);
  font-size: 13px;
  margin-bottom: 8px;
}
.comment-form {
  margin-top: 18px;
}
.detail h2 {
  margin-top: 0;
}
.meta-link {
  color: var(--accent-2);
  cursor: pointer;
}
.post-link {
  cursor: pointer;
}
.subtle-card {
  background: #131a27;
}
@media (max-width: 1180px) {
  .layout {
    grid-template-columns: 1fr;
  }
  .sticky {
    position: static;
  }
}