:root {
  --sidebar-w: 260px;
  --sidebar-collapsed-w: 52px;
}

body.shell-ready {
  padding-left: var(--sidebar-w);
}

#sidebar-toggle {
  position: static;
  z-index: 110;
  width: 34px;
  height: 34px;
  padding: 0;
  border-radius: 7px;
  border: 1px solid var(--border, var(--grid, #232833));
  background: var(--panel-3, var(--panel-2, #1f242d));
  color: var(--fg, #e6e6e6);
  font-size: 16px;
  line-height: 1;
}

#sidebar-backdrop {
  position: fixed;
  inset: 0;
  z-index: 89;
  opacity: 0;
  pointer-events: none;
  transition: opacity .16s ease;
  background: rgba(0, 0, 0, 0.35);
}

header.topbar {
  position: fixed;
  top: 0;
  bottom: 0;
  left: 0;
  width: var(--sidebar-w);
  z-index: 90;
  display: flex;
  flex-direction: column;
  gap: 10px;
  padding: 12px 12px 10px;
  transition: width .18s ease, padding .18s ease, transform .18s ease;
  overflow: hidden;
  background: var(--panel, #171a21);
  border-right: 1px solid #000;
}

.shell-topbar-row {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 8px;
}

header.topbar h1 {
  margin: 0;
  display: flex;
  align-items: center;
  justify-content: flex-start;
  padding-left: 0;
  color: var(--accent, #5ec8ff);
  font-size: 14px;
  letter-spacing: 2px;
}

#main-nav {
  display: flex;
  flex-direction: column;
  gap: 4px;
  overflow: auto;
  min-height: 0;
  padding-right: 2px;
}

#main-nav a {
  display: flex;
  align-items: center;
  gap: 10px;
  padding: 6px 11px;
  border-radius: 6px;
  border: 1px solid transparent;
  white-space: nowrap;
  color: var(--muted, #8a93a1);
}

#main-nav a .nav-icon {
  flex: 0 0 auto;
  width: 20px;
  text-align: center;
  font-size: 14px;
  line-height: 1;
}

#main-nav a .nav-label {
  flex: 1 1 auto;
  min-width: 0;
  overflow: hidden;
  text-overflow: ellipsis;
}

#main-nav a.active {
  color: var(--fg, #e6e6e6);
  background: var(--panel-2, #1f242d);
  border-color: var(--border, var(--grid, #232833));
}

header.topbar .grow {
  display: none;
}

header.topbar .status {
  color: var(--muted, #8a93a1);
  font-size: 12px;
  display: inline-flex;
  align-items: center;
}

header.topbar .dot {
  display: inline-block;
  width: 8px;
  height: 8px;
  border-radius: 50%;
  background: var(--muted, #8a93a1);
  margin-right: 6px;
  vertical-align: middle;
}

header.topbar .dot.live {
  background: var(--ok, #5cd97a);
  box-shadow: 0 0 6px var(--ok, #5cd97a);
}

.shell-brand-row {
  display: flex;
  align-items: center;
  gap: 10px;
}

.shell-brand-logo {
  height: 38px;
  display: block;
}

.shell-workspace-badge {
  display: inline-flex;
  align-items: center;
  gap: 6px;
  color: var(--muted, #8a93a1);
  font-size: 12px;
}

.shell-workspace-pill {
  background: var(--panel-2, #1f242d);
  color: var(--accent, #5ec8ff);
  font-size: 11px;
  padding: 2px 7px;
  border-radius: 3px;
}

.shell-workspace-slug {
  color: var(--fg, #e6e6e6);
}

.shell-theme-btn {
  padding: 3px 9px;
  font-size: 13px;
  border-radius: 4px;
}

.shell-link-with-gap {
  margin-left: 12px;
}

body.shell-ready.sidebar-collapsed {
  padding-left: var(--sidebar-collapsed-w);
}

body.shell-ready.sidebar-collapsed header.topbar {
  width: var(--sidebar-collapsed-w);
  padding: 12px 6px 10px;
  transform: none;
}

body.shell-ready.sidebar-collapsed header.topbar h1,
body.shell-ready.sidebar-collapsed header.topbar .status,
body.shell-ready.sidebar-collapsed header.topbar .who,
body.shell-ready.sidebar-collapsed header.topbar .shell-workspace-badge,
body.shell-ready.sidebar-collapsed header.topbar .shell-theme-btn,
body.shell-ready.sidebar-collapsed header.topbar .shell-link-with-gap,
body.shell-ready.sidebar-collapsed header.topbar #signOut {
  display: none;
}

body.shell-ready.sidebar-collapsed .shell-topbar-row {
  justify-content: center;
}

body.shell-ready.sidebar-collapsed #main-nav {
  padding-right: 0;
}

body.shell-ready.sidebar-collapsed #main-nav a {
  justify-content: center;
  padding: 6px 4px;
  gap: 0;
}

body.shell-ready.sidebar-collapsed #main-nav a .nav-label {
  display: none;
}

body.shell-ready.sidebar-collapsed #main-nav a .nav-badge {
  display: none !important;
}

@media (max-width: 980px) {
  body.shell-ready {
    padding-left: 0;
  }

  #sidebar-toggle {
    position: fixed;
    top: 12px;
    left: 12px;
  }

  header.topbar {
    transform: translateX(-100%);
    width: min(84vw, 300px);
    box-shadow: 10px 0 24px rgba(0, 0, 0, 0.35);
  }

  body.shell-ready.sidebar-open header.topbar {
    transform: translateX(0);
  }

  body.shell-ready.sidebar-open #sidebar-backdrop {
    opacity: 1;
    pointer-events: auto;
  }

  header.topbar h1 {
    justify-content: flex-start;
  }
}