/* Shared sidebar and layout */
:root {
  --sidebar-width: 260px;
  --sidebar-collapsed: 56px;
  --sidebar-bg: #0d1117;
  --sidebar-border: #21262d;
  --sidebar-text: #e6edf3;
  --sidebar-muted: #8b949e;
  --sidebar-accent: #58a6ff;
  --sidebar-hover: #161b22;
  --transition: 0.2s ease;
}

body.with-sidebar {
  display: flex;
  min-height: 100vh;
  margin: 0;
  padding: 0;
}

.sidebar {
  position: fixed;
  top: 0;
  left: 0;
  height: 100vh;
  width: var(--sidebar-width);
  background: var(--sidebar-bg);
  border-right: 1px solid var(--sidebar-border);
  display: flex;
  flex-direction: column;
  transition: width var(--transition);
  z-index: 1000;
  overflow: hidden;
}

.sidebar.collapsed {
  width: var(--sidebar-collapsed);
}

.sidebar-header {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 0.75rem 1rem;
  border-bottom: 1px solid var(--sidebar-border);
  flex-shrink: 0;
}

.sidebar-brand {
  font-weight: 700;
  font-size: 1rem;
  color: var(--sidebar-text);
  white-space: nowrap;
}

.sidebar-toggle {
  align-self: flex-end;
  margin: 0.75rem;
  padding: 0.5rem;
  background: transparent;
  border: 1px solid var(--sidebar-border);
  border-radius: 6px;
  color: var(--sidebar-text);
  cursor: pointer;
  font-size: 1.25rem;
  line-height: 1;
  transition: background var(--transition);
}

.sidebar-toggle:hover {
  background: var(--sidebar-hover);
}

.sidebar-nav {
  flex: 1;
  padding: 0.5rem 0;
  overflow-y: auto;
}

.sidebar-nav a {
  display: flex;
  align-items: center;
  gap: 0.75rem;
  padding: 0.75rem 1rem;
  color: var(--sidebar-muted);
  text-decoration: none;
  transition: color var(--transition), background var(--transition);
  white-space: nowrap;
}

.sidebar-nav a:hover {
  color: var(--sidebar-accent);
  background: var(--sidebar-hover);
}

.sidebar-nav a.active {
  color: var(--sidebar-accent);
  background: var(--sidebar-hover);
  border-left: 3px solid var(--sidebar-accent);
}

.sidebar .nav-icon {
  flex-shrink: 0;
  width: 24px;
  text-align: center;
  font-size: 1.1rem;
}

.sidebar .nav-label {
  overflow: hidden;
}

.sidebar.collapsed .nav-label {
  opacity: 0;
  width: 0;
  padding: 0;
  overflow: hidden;
}

.sidebar-actions {
  padding: 0.75rem 1rem;
  border-top: 1px solid var(--sidebar-border);
  flex-shrink: 0;
}

.sidebar-actions .btn-fetch {
  width: 100%;
  padding: 0.6rem 1rem;
  background: var(--success);
  color: white;
  border: none;
  border-radius: 8px;
  font-size: 0.9rem;
  font-weight: 500;
  cursor: pointer;
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 0.5rem;
  transition: background 0.2s;
}

.sidebar-actions .btn-fetch:hover:not(:disabled) {
  background: #46c35b;
}

.sidebar-actions .btn-fetch:disabled {
  opacity: 0.7;
  cursor: not-allowed;
}

.sidebar-actions .btn-fetch.loading {
  background: var(--sidebar-accent);
}

.sidebar.collapsed .sidebar-actions .btn-fetch {
  padding: 0.6rem;
}

.sidebar.collapsed .sidebar-actions .nav-label {
  display: none;
}

.main-content {
  flex: 1;
  margin-left: var(--sidebar-width);
  transition: margin-left var(--transition);
  min-width: 0;
}

body.sidebar-collapsed .main-content {
  margin-left: var(--sidebar-collapsed);
}

@media (max-width: 768px) {
  .sidebar {
    width: 0;
    border-right: none;
  }
  .sidebar.open {
    width: var(--sidebar-width);
  }
  .main-content {
    margin-left: 0;
  }
  .sidebar-toggle {
    position: fixed;
    top: 0.75rem;
    left: 0.75rem;
    z-index: 1001;
  }
}