/* ── Sidebar Layout ─────────────────────────────────────────────── */

.sidebar-layout {
  display: flex;
  min-height: 100vh;
  min-height: 100dvh;
  position: relative;
}

.sidebar-layout-main {
  flex: 1;
  min-width: 0;
  display: flex;
  flex-direction: column;
}

/* ── Sidebar ───────────────────────────────────────────────────── */

.sidebar {
  display: flex;
  flex-direction: column;
  width: 16rem;
  flex-shrink: 0;
  background: var(--bg-0);
  border-right: var(--border-0);
  height: 100vh;
  height: 100dvh;
  position: sticky;
  top: 0;
  overflow: hidden;
}

/* ── Sidebar Header ────────────────────────────────────────────── */

.sidebar-header {
  display: flex;
  flex-direction: column;
  gap: var(--size-3);
  padding: var(--size-3) var(--size-3) var(--size-2);
}

/* ── Sidebar Brand ─────────────────────────────────────────────── */

.sidebar-brand {
  display: flex;
  align-items: center;
  gap: var(--size-3);
  padding: var(--size-1) var(--size-1);
  border-radius: var(--radius-md);
  text-decoration: none;
  color: inherit;
  cursor: pointer;
  min-height: var(--size-10);
}

.sidebar-brand:hover {
  background: var(--bg-1);
}

.sidebar-brand-icon {
  display: flex;
  align-items: center;
  justify-content: center;
  width: var(--size-8);
  height: var(--size-8);
  flex-shrink: 0;
  border-radius: var(--radius-md);
  background: var(--accent);
  color: var(--fg-on-accent);
  font-weight: 700;
  font-size: var(--font-sm);
}

.sidebar-brand-text {
  display: flex;
  flex-direction: column;
  gap: 0;
  min-width: 0;
}

.sidebar-brand-title {
  font-size: var(--font-sm);
  font-weight: 600;
  color: var(--fg-0);
  line-height: 1.2;
  white-space: nowrap;
  overflow: hidden;
  text-overflow: ellipsis;
}

.sidebar-brand-subtitle {
  font-size: var(--font-xs);
  color: var(--fg-2);
  line-height: 1.2;
  white-space: nowrap;
  overflow: hidden;
  text-overflow: ellipsis;
}

/* ── Sidebar Search ────────────────────────────────────────────── */

.sidebar-search {
  position: relative;
}

.sidebar-search-icon {
  position: absolute;
  left: var(--size-2);
  top: 50%;
  transform: translateY(-50%);
  width: 1rem;
  height: 1rem;
  pointer-events: none;
  opacity: 0.5;
  background-image: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' width='16' height='16' viewBox='0 0 24 24' fill='none' stroke='%2371717a' stroke-width='2' stroke-linecap='round' stroke-linejoin='round'%3E%3Ccircle cx='11' cy='11' r='8'/%3E%3Cpath d='m21 21-4.3-4.3'/%3E%3C/svg%3E");
  background-size: contain;
  background-repeat: no-repeat;
}

.sidebar-search-input {
  width: 100%;
  padding: var(--size-2) var(--size-3) var(--size-2) var(--size-8);
  font-size: var(--font-sm);
  font-family: inherit;
  line-height: 1.5;
  background: var(--bg-1);
  color: var(--fg-0);
  border: var(--border-0);
  border-radius: var(--radius-md);
  transition: border-color 150ms ease, background-color 150ms ease;
}

.sidebar-search-input::placeholder {
  color: var(--fg-2);
}

.sidebar-search-input:focus-visible {
  background: var(--bg-0);
  border-color: var(--accent);
  outline: none;
}

/* ── Sidebar Content ───────────────────────────────────────────── */

.sidebar-content {
  flex: 1;
  overflow-y: auto;
  overflow-x: hidden;
  padding: var(--size-2) var(--size-3);
  min-width: 0;
}

/* Scrollbar styling */
.sidebar-content::-webkit-scrollbar {
  width: 4px;
}

.sidebar-content::-webkit-scrollbar-track {
  background: transparent;
}

.sidebar-content::-webkit-scrollbar-thumb {
  background: var(--bg-2);
  border-radius: 9999px;
}

/* ── Sidebar Group ─────────────────────────────────────────────── */

.sidebar-group {
  margin-bottom: var(--size-4);
}

.sidebar-group:last-child {
  margin-bottom: 0;
}

.sidebar-group-label {
  display: flex;
  align-items: center;
  padding: var(--size-1) var(--size-2);
  font-size: var(--font-xs);
  font-weight: 500;
  color: var(--fg-2);
  text-transform: uppercase;
  letter-spacing: 0.05em;
  user-select: none;
}

/* ── Sidebar Menu ──────────────────────────────────────────────── */

.sidebar-menu {
  list-style: none;
  margin: 0;
  padding: 0;
  display: flex;
  flex-direction: column;
  gap: var(--size-1);
}

/* ── Sidebar Menu Item ─────────────────────────────────────────── */

.sidebar-menu > li {
  display: flex;
  min-width: 0;
}

.sidebar-menu-item {
  display: flex;
  align-items: center;
  gap: var(--size-2);
  padding: var(--size-2) var(--size-2);
  font-size: var(--font-sm);
  color: var(--fg-1);
  border-radius: var(--radius-md);
  text-decoration: none;
  cursor: pointer;
  transition: background-color 150ms ease, color 150ms ease;
  border: none;
  background: transparent;
  font-family: inherit;
  width: 100%;
  min-width: 0;
  text-align: left;
  line-height: 1.4;
  overflow: hidden;
  text-overflow: ellipsis;
  white-space: nowrap;
}

a.sidebar-menu-item {
  text-decoration: none;
  color: var(--fg-1);
}

.sidebar-menu-item:hover {
  background: var(--bg-1);
  color: var(--fg-0);
}

.sidebar-menu-item-active {
  background: var(--bg-1);
  color: var(--fg-0);
  font-weight: 500;
}

.sidebar-menu-item-active:hover {
  background: var(--bg-2);
}

.sidebar-menu-item-icon {
  display: flex;
  align-items: center;
  justify-content: center;
  width: 1rem;
  height: 1rem;
  flex-shrink: 0;
  opacity: 0.7;
}

.sidebar-menu-item-active .sidebar-menu-item-icon {
  opacity: 1;
}

.sidebar-menu-item-badge {
  margin-left: auto;
  font-size: var(--font-xs);
  padding: 0 var(--size-2);
  background: var(--bg-2);
  color: var(--fg-2);
  border-radius: 9999px;
  line-height: 1.6;
  font-weight: 500;
}

/* ── Sidebar Separator ─────────────────────────────────────────── */

.sidebar-separator {
  height: 1px;
  background: var(--bg-2);
  border: none;
  margin: var(--size-2) var(--size-2);
}

/* ── Sidebar Footer ────────────────────────────────────────────── */

.sidebar-footer {
  display: flex;
  flex-direction: column;
  gap: var(--size-1);
  padding: var(--size-3);
  border-top: var(--border-0);
}

/* ── Sidebar User ──────────────────────────────────────────────── */

.sidebar-user {
  display: flex;
  align-items: center;
  gap: var(--size-3);
  padding: var(--size-2) var(--size-1);
  border-radius: var(--radius-md);
}

.sidebar-user-avatar {
  display: flex;
  align-items: center;
  justify-content: center;
  width: var(--size-8);
  height: var(--size-8);
  flex-shrink: 0;
  border-radius: 9999px;
  background: var(--bg-2);
  color: var(--fg-1);
  font-weight: 600;
  font-size: var(--font-xs);
}

.sidebar-user-info {
  display: flex;
  flex-direction: column;
  min-width: 0;
}

.sidebar-user-name {
  font-size: var(--font-sm);
  font-weight: 500;
  color: var(--fg-0);
  line-height: 1.2;
  white-space: nowrap;
  overflow: hidden;
  text-overflow: ellipsis;
}

.sidebar-user-email {
  font-size: var(--font-xs);
  color: var(--fg-2);
  line-height: 1.2;
  white-space: nowrap;
  overflow: hidden;
  text-overflow: ellipsis;
}

/* ── Sidebar Collapsible Section ───────────────────────────────── */

.sidebar-collapsible {
  border: none;
  margin: 0;
}

.sidebar-collapsible > summary {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: var(--size-2);
  padding: var(--size-2) var(--size-2);
  font-size: var(--font-sm);
  font-weight: 500;
  color: var(--fg-1);
  cursor: pointer;
  user-select: none;
  border-radius: var(--radius-md);
  list-style: none;
  transition: background-color 150ms ease, color 150ms ease;
}

.sidebar-collapsible > summary::-webkit-details-marker,
.sidebar-collapsible > summary::marker {
  display: none;
  content: "";
}

.sidebar-collapsible > summary:hover {
  background: var(--bg-1);
  color: var(--fg-0);
}

.sidebar-collapsible-chevron {
  display: block;
  width: 1rem;
  height: 1rem;
  flex-shrink: 0;
  background-image: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' width='16' height='16' viewBox='0 0 24 24' fill='none' stroke='%2371717a' stroke-width='2'%3E%3Cpath d='m9 18 6-6-6-6'/%3E%3C/svg%3E");
  background-size: contain;
  background-repeat: no-repeat;
  background-position: center;
  transition: transform 150ms ease;
}

.sidebar-collapsible[open] > summary .sidebar-collapsible-chevron {
  transform: rotate(90deg);
}

.sidebar-collapsible-content {
  padding-left: var(--size-4);
}

.sidebar-collapsible-content .sidebar-menu {
  padding-top: var(--size-1);
  border-left: var(--border-0);
  padding-left: var(--size-2);
}

/* ── Sidebar Mobile Toggle ─────────────────────────────────────── */

.sidebar-mobile-toggle {
  display: none;
  align-items: center;
  justify-content: center;
  width: var(--size-10);
  height: var(--size-10);
  padding: 0;
  border: var(--border-0);
  border-radius: var(--radius-md);
  background: var(--bg-0);
  color: var(--fg-1);
  cursor: pointer;
  flex-shrink: 0;
  transition: background-color 150ms ease, color 150ms ease;
}

.sidebar-mobile-toggle:hover {
  background: var(--bg-1);
  color: var(--fg-0);
}

.sidebar-mobile-toggle:focus-visible {
  outline: 2px solid var(--accent);
  outline-offset: 2px;
}

/* Show open icon by default, hide close icon */
.sidebar-mobile-toggle .sidebar-toggle-icon-open {
  display: flex;
}

.sidebar-mobile-toggle .sidebar-toggle-icon-close {
  display: none;
}

/* ── Sidebar Overlay ───────────────────────────────────────────── */

.sidebar-overlay {
  display: none;
  position: fixed;
  inset: 0;
  background: rgba(0, 0, 0, 0.4);
  z-index: 40;
  opacity: 0;
  transition: opacity 200ms ease;
}

/* ── Mobile Responsive ─────────────────────────────────────────── */

@media (max-width: 768px) {
  .sidebar-mobile-toggle {
    display: flex;
  }

  .sidebar-layout > .sidebar {
    position: fixed;
    top: 0;
    left: 0;
    z-index: 50;
    height: 100vh;
    height: 100dvh;
    transform: translateX(-100%);
    transition: transform 250ms ease;
    box-shadow: none;
  }

  .sidebar-layout > .sidebar-overlay {
    display: block;
    pointer-events: none;
  }

  /* Open state — toggled via data-sidebar-open on .sidebar-layout */
  .sidebar-layout[data-sidebar-open] > .sidebar {
    transform: translateX(0);
    box-shadow: var(--shadow-3);
  }

  .sidebar-layout[data-sidebar-open] > .sidebar-overlay {
    opacity: 1;
    pointer-events: auto;
  }

  /* Swap icons when open */
  .sidebar-layout[data-sidebar-open] .sidebar-mobile-toggle .sidebar-toggle-icon-open {
    display: none;
  }

  .sidebar-layout[data-sidebar-open] .sidebar-mobile-toggle .sidebar-toggle-icon-close {
    display: flex;
  }
}