/* ─── Layout CSS — navbar only ────────────────────────── */

*, *::before, *::after { box-sizing: border-box; margin: 0; padding: 0; }

:root {
  --navbar-h:       54px;
  --font-display:   'Syne', sans-serif;
  --font-mono:      'IBM Plex Mono', monospace;
  --tr:             180ms ease;
}

body {
  font-family: var(--font-display);
  font-size: 14px;
  background: var(--bg);
  color: var(--text);
  transition: background var(--tr), color var(--tr);
}

/* ── Navbar ──────────────────────────────────────────── */
#navbar {
  position: sticky;
  top: 0;
  z-index: 200;
  height: var(--navbar-h);
  background: var(--surface);
  border-bottom: 1px solid var(--border);
  display: flex;
  align-items: center;
  padding: 0 28px;
  gap: 24px;
}

.navbar-brand {
  display: flex;
  align-items: center;
  gap: 10px;
  font-size: 16px;
  font-weight: 700;
  letter-spacing: .04em;
  color: var(--text);
  text-decoration: none;
  flex-shrink: 0;
}

.navbar-brand-icon {
  width: 28px; height: 28px;
  background: var(--accent-blue-dim);
  border: 1px solid var(--accent-blue);
  border-radius: 7px;
  display: flex; align-items: center; justify-content: center;
}

.navbar-brand-icon svg { width: 14px; height: 14px; stroke: var(--accent-blue); }

.navbar-links {
  display: flex;
  gap: 4px;
}

.navbar-link {
  background: none;
  border: none;
  color: var(--text-muted);
  font-family: var(--font-display);
  font-size: 13px;
  font-weight: 500;
  padding: 6px 13px;
  border-radius: 6px;
  cursor: pointer;
  text-decoration: none;
  display: inline-flex;
  align-items: center;
  gap: 6px;
  transition: background var(--tr), color var(--tr);
}

.navbar-link:hover   { background: var(--surface2); color: var(--text); }
.navbar-link.active  { background: var(--accent-blue-dim); color: var(--accent-blue); }

.navbar-right {
  margin-left: auto;
  display: flex;
  align-items: center;
  gap: 8px;
}

.conn-pill {
  display: flex;
  align-items: center;
  gap: 6px;
  background: var(--accent-green-dim);
  border: 1px solid var(--accent-green);
  border-radius: 20px;
  padding: 4px 12px;
  font-family: var(--font-mono);
  font-size: 11px;
  color: var(--accent-green);
  font-weight: 500;
}

.conn-dot {
  width: 6px; height: 6px;
  border-radius: 50%;
  background: var(--accent-green);
  animation: blink 2s infinite;
}

@keyframes blink { 0%,100%{opacity:1} 50%{opacity:.35} }

.topbar-btn {
  display: flex;
  align-items: center;
  gap: 6px;
  background: var(--surface2);
  border: 1px solid var(--border);
  border-radius: 8px;
  color: var(--text-muted);
  font-family: var(--font-display);
  font-size: 12px;
  font-weight: 500;
  padding: 5px 12px;
  cursor: pointer;
  transition: border-color var(--tr), color var(--tr), background var(--tr);
}

.topbar-btn:hover         { border-color: var(--border-bright); color: var(--text); }
.topbar-btn.danger:hover  { border-color: var(--accent-red); color: var(--accent-red); background: rgba(240,106,106,.08); }
.topbar-btn i             { font-size: 14px; }

/* ── Page content ────────────────────────────────────── */
#page-content {
  padding: 28px;
  max-width: 1100px;
  margin: 0 auto;
}

/* ── Toast ───────────────────────────────────────────── */
#sh-toast {
  position: fixed;
  bottom: 28px; right: 28px;
  background: var(--surface);
  border: 1px solid var(--border-bright);
  border-radius: 10px;
  padding: 12px 18px;
  font-family: var(--font-mono);
  font-size: 12px;
  color: var(--text);
  z-index: 2000;
  opacity: 0;
  transform: translateY(8px);
  transition: opacity .25s, transform .25s;
  pointer-events: none;
}

#sh-toast.show { opacity: 1; transform: none; }

/* ── Responsive ──────────────────────────────────────── */
@media (max-width: 640px) {
  #navbar          { padding: 0 16px; gap: 12px; }
  .navbar-links    { gap: 2px; }
  .navbar-link     { padding: 6px 9px; font-size: 12px; }
  #page-content    { padding: 16px; }
}