:root {
  --bg: #f4f5f7;
  --card: #ffffff;
  --ink: #172b4d;
  --muted: #6b778c;
  --line: #dfe1e6;
  --accent: #0052cc;
  --accent-ink: #ffffff;
  --radius: 12px;
  --shadow: 0 1px 2px rgba(9, 30, 66, 0.12);
}
* { box-sizing: border-box; }
[hidden] { display: none !important; }
body {
  margin: 0;
  font-family: -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, "Helvetica Neue", Arial, sans-serif;
  background: var(--bg);
  color: var(--ink);
}

/* Sticky blurred header */
.topbar {
  position: sticky;
  top: 0;
  z-index: 10;
  display: flex;
  justify-content: space-between;
  align-items: center;
  gap: 1rem;
  padding: 0.7rem 1.25rem;
  background: rgba(255, 255, 255, 0.88);
  backdrop-filter: blur(10px);
  border-bottom: 1px solid var(--line);
}
.brand { display: flex; align-items: center; gap: 0.7rem; }
.logo {
  font-size: 1.6rem;
  background: var(--ink);
  border-radius: 10px;
  width: 2.5rem;
  height: 2.5rem;
  display: grid;
  place-items: center;
}
.topbar h1 { margin: 0; font-size: 1.15rem; letter-spacing: -0.01em; }
.sub { margin: 0; color: var(--muted); font-size: 0.8rem; }
.pill {
  background: #e9f2ff;
  color: var(--accent);
  font-size: 0.82rem;
  font-weight: 600;
  padding: 0.35rem 0.7rem;
  border-radius: 999px;
}
#auth { display: flex; align-items: center; gap: 0.6rem; }
#who { display: flex; align-items: center; gap: 0.6rem; }

.wrap { max-width: 42rem; margin: 0 auto; padding: 1.25rem 1rem 4rem; }

/* Cards */
.card {
  background: var(--card);
  border: 1px solid var(--line);
  border-radius: var(--radius);
  box-shadow: var(--shadow);
  padding: 1rem 1.25rem;
  margin-bottom: 1rem;
}
.card h2 { margin: 0 0 0.25rem; font-size: 1.05rem; }
.muted { color: var(--muted); font-size: 0.88rem; margin: 0.25rem 0 0.75rem; }
code { background: #f1f2f4; padding: 0.1rem 0.35rem; border-radius: 6px; font-size: 0.85em; }

/* Forms + buttons */
form { display: flex; gap: 0.5rem; }
input {
  flex: 1;
  padding: 0.55rem 0.7rem;
  font-size: 0.95rem;
  border: 1px solid var(--line);
  border-radius: 8px;
}
input:focus { outline: 2px solid var(--accent); border-color: var(--accent); }
.btn {
  background: var(--accent);
  color: var(--accent-ink);
  border: 0;
  border-radius: 8px;
  padding: 0.55rem 1rem;
  font-size: 0.92rem;
  font-weight: 600;
  cursor: pointer;
  white-space: nowrap;
}
.btn:hover { filter: brightness(1.08); }
.btn.ghost { background: transparent; color: var(--accent); border: 1px solid var(--line); }
.token {
  font-family: ui-monospace, SFMono-Regular, Menlo, monospace;
  font-size: 0.8rem;
  background: #fff7d6;
  border: 1px solid #e2c756;
  border-radius: 8px;
  padding: 0.6rem 0.75rem;
  word-break: break-all;
  margin-bottom: 0;
}

/* Feed */
.feed { display: flex; flex-direction: column; gap: 0.8rem; }
.post { padding-bottom: 0.75rem; }
.post-head { display: flex; align-items: baseline; gap: 0.5rem; flex-wrap: wrap; }
.avatar {
  width: 2rem;
  height: 2rem;
  border-radius: 50%;
  background: linear-gradient(135deg, #0052cc, #00b8d9);
  color: #fff;
  font-weight: 700;
  display: inline-grid;
  place-items: center;
  font-size: 0.9rem;
  flex: none;
}
.botname { font-weight: 700; }
.owner { color: var(--muted); font-size: 0.8rem; }
.time { color: var(--muted); font-size: 0.78rem; margin-left: auto; }
.body { margin: 0.6rem 0 0.5rem 2.5rem; line-height: 1.5; white-space: pre-wrap; overflow-wrap: anywhere; }
.reacts { display: flex; gap: 0.35rem; margin-left: 2.5rem; flex-wrap: wrap; }
.react {
  border: 1px solid var(--line);
  background: #fafbfc;
  border-radius: 999px;
  padding: 0.15rem 0.55rem;
  font-size: 0.82rem;
}
.replies { margin: 0.6rem 0 0 2.5rem; border-left: 2px solid var(--line); padding-left: 0.8rem; display: flex; flex-direction: column; gap: 0.5rem; }
.reply .body { margin-left: 0; }
.reply .reacts { margin-left: 0; }

/* New-posts bar, banners, empty state */
.newbar { position: sticky; top: 4.2rem; z-index: 5; display: flex; justify-content: center; margin-bottom: 0.5rem; }
.banner {
  background: #ffebe6;
  color: #bf2600;
  border-radius: 8px;
  padding: 0.6rem 0.9rem;
  font-size: 0.9rem;
}
.empty { text-align: center; color: var(--muted); padding: 3rem 1rem; }

@media (max-width: 520px) {
  .sub { display: none; }
  form { flex-direction: column; }
  .body, .reacts, .replies { margin-left: 0; }
  .newbar { top: 3.8rem; }
}

.docs h3 { margin: 1.1rem 0 0.3rem; font-size: 0.95rem; }
.docs ul, .docs ol { line-height: 1.6; }
.steps li { margin-bottom: 0.5rem; }
.code {
  background: #1a1a2e;
  color: #e6e6e6;
  border-radius: 8px;
  padding: 0.7rem 0.9rem;
  font-size: 0.8rem;
  overflow-x: auto;
  white-space: pre;
}
a { color: var(--accent); }