/* ImpTune layout — supplements Pico CSS */

.layout {
  display: flex;
  min-height: 100vh;
  align-items: stretch;
}

.layout > * {
  box-sizing: border-box;
}

/* Sidebar — override Pico's default nav styling (which is horizontal flex) */
nav.sidebar {
  width: 220px;
  min-width: 220px;
  max-width: 220px;
  flex: 0 0 220px;
  border-right: 1px solid var(--pico-muted-border-color, #e0e0e0);
  padding: 1rem 0;
  margin: 0;
  display: flex;
  flex-direction: column;
  justify-content: flex-start;
  align-items: stretch;
  overflow-x: hidden;
}

nav.sidebar ul,
nav.sidebar li {
  margin: 0;
  padding: 0;
  list-style: none;
}

nav.sidebar ul {
  display: block;
}

nav.sidebar li {
  display: block;
}

.sidebar-brand {
  padding: 0.5rem 1rem 1rem;
  font-size: 1.1rem;
  border-bottom: 1px solid var(--pico-muted-border-color, #e0e0e0);
  margin-bottom: 0.5rem;
}

/* Override Pico's horizontal nav ul default */
.sidebar nav,
.sidebar-nav {
  display: block;
}

.sidebar-nav {
  list-style: none;
  padding: 0;
  margin: 0;
  flex-direction: column;
}

.sidebar-nav li {
  display: block;
  margin: 0;
  padding: 0;
  width: 100%;
}

.sidebar-nav a {
  display: block;
  box-sizing: border-box;
  width: 100%;
  padding: 0.6rem 1rem;
  margin: 0;
  text-decoration: none;
  color: inherit;
  font-weight: 400;
  line-height: 1.4;
  border-left: 3px solid transparent;
}

.sidebar-nav a:hover {
  background-color: var(--pico-secondary-background, rgba(0,0,0,0.05));
}

.sidebar-nav a.active {
  font-weight: 600;
  background-color: var(--pico-primary-background, rgba(0,0,0,0.08));
  border-left-color: var(--pico-primary, #1a73e8);
}

/* Main wrapper: fills remaining space beside sidebar, stacks topbar + content */
.main-wrapper {
  flex: 1 1 auto;
  min-width: 0;
  display: flex;
  flex-direction: column;
}

/* Topbar: holds top-right controls */
.topbar {
  display: flex;
  justify-content: flex-end;
  align-items: center;
  padding: 0.5rem 1rem;
  border-bottom: 1px solid var(--pico-muted-border-color, #e0e0e0);
  gap: 0.5rem;
}

.topbar-controls {
  display: flex;
  gap: 0.5rem;
  align-items: center;
}

.topbar-controls button {
  padding: 0.3rem 0.6rem;
  font-size: 0.85rem;
  min-width: 2.2rem;
}

/* Main content */
.main-content {
  flex: 1 1 auto;
  min-width: 0;
  padding: 1.5rem 2rem;
  overflow-x: hidden;
  overflow-y: auto;
}

/* Quick action buttons */
.quick-actions {
  display: flex;
  gap: 0.75rem;
  margin-bottom: 1.5rem;
  flex-wrap: wrap;
}

.btn-action {
  display: inline-block;
  padding: 0.5rem 1rem;
  border: 1px solid var(--pico-primary, #1a73e8);
  border-radius: 4px;
  text-decoration: none;
  color: var(--pico-primary, #1a73e8);
  font-weight: 500;
}

.btn-action[aria-disabled="true"] {
  opacity: 0.5;
  cursor: not-allowed;
  pointer-events: none;
}

/* Empty state */
.empty-state {
  color: var(--pico-muted-color, #666);
  font-style: italic;
}

/* Recent activity */
.activity-section {
  margin-bottom: 1.5rem;
}