/* DarkVerse — app shell, sidebar, topbar */

.app-shell {
  display: grid;
  grid-template-columns: 280px 1fr;
  min-height: 100vh;
}

/* ───────────── Sidebar ───────────── */
.sidebar {
  position: sticky;
  top: 0;
  height: 100vh;
  background: var(--dp-sidebar-bg, rgba(0, 0, 0, .82));
  backdrop-filter: blur(24px) saturate(140%);
  -webkit-backdrop-filter: blur(24px) saturate(140%);
  border-right: 1px solid var(--color-border-light));
  overflow-y: auto;
  z-index: 50;
}
.sidebar-inner {
  display: flex;
  flex-direction: column;
  gap: 22px;
  padding: 26px 18px 22px;
  min-height: 100%;
}

/* Brand */
.brand {
  padding: 0 6px 6px;
  border-bottom: 1px solid var(--color-border-light);
}
.brand-link {
  display: grid;
  grid-template-columns: 36px 1fr;
  grid-template-rows: auto auto;
  column-gap: 12px;
  align-items: center;
  text-decoration: none;
  color: inherit;
  padding: 6px 4px 14px;
}
.brand-mark {
  grid-row: 1 / span 2;
  width: 36px;
  height: 36px;
  border-radius: 8px;
  background:
    radial-gradient(circle at 30% 30%, var(--dp-primary, #FF0080), transparent 70%),
    linear-gradient(135deg, #1a0030, #000);
  position: relative;
  box-shadow: 0 0 24px rgba(255, 0, 128, .35), inset 0 0 0 1px rgba(255, 255, 255, .08);
}
.brand-mark::after {
  content: '';
  position: absolute;
  inset: 6px;
  border-radius: 6px;
  border: 1px solid rgba(255, 255, 255, .12);
}
.brand-name {
  font-family: var(--font-heading);
  font-weight: 700;
  font-size: 22px;
  letter-spacing: 0.04em;
  text-transform: uppercase;
  line-height: 1;
}
.brand-tag {
  font-family: var(--font-body);
  font-style: italic;
  font-size: 12px;
  color: var(--color-text-muted);
  letter-spacing: .08em;
}

/* Search trigger */
.sidebar-search { padding: 0 4px; }
.search-trigger {
  width: 100%;
  display: flex;
  align-items: center;
  gap: 10px;
  padding: 10px 14px;
  background: var(--dp-input-bg, rgba(255, 255, 255, .06));
  border: 1px solid var(--dp-input-border, rgba(255, 255, 255, .12));
  border-radius: var(--dp-radius-inputs, 8px);
  color: var(--color-text-secondary);
  font-size: 14px;
  transition: all .15s ease;
}
.search-trigger:hover {
  border-color: var(--color-primary);
  color: var(--color-text);
}
.search-trigger .search-icon { font-size: 16px; }
.search-trigger .search-text { flex: 1; text-align: left; }
.search-trigger .search-kbd {
  font-size: 11px;
  padding: 2px 6px;
  background: rgba(255, 255, 255, .08);
  border-radius: 4px;
  border: 1px solid rgba(255, 255, 255, .08);
  letter-spacing: .04em;
}
.search-trigger.compact { width: auto; padding: 8px 12px; }
.search-trigger.compact .search-text,
.search-trigger.compact .search-kbd { display: none; }

/* Nav */
.nav { display: flex; flex-direction: column; gap: 4px; flex: 1; padding: 0 4px; }
.nav-section {
  font-family: var(--font-heading);
  text-transform: uppercase;
  letter-spacing: .12em;
  font-size: 10px;
  color: var(--color-text-muted);
  padding: 16px 12px 6px;
}
.nav-link {
  display: flex;
  align-items: center;
  gap: 10px;
  padding: 9px 12px;
  border-radius: var(--dp-radius-inputs, 8px);
  color: var(--color-text-secondary);
  font-size: 14px;
  position: relative;
  transition: all .15s ease;
}
.nav-link:hover {
  background: var(--color-surface);
  color: var(--color-text);
}
.nav-link.active {
  background: linear-gradient(90deg, rgba(255, 0, 128, .14), rgba(255, 0, 128, 0));
  color: var(--color-text);
}
.nav-link.active::before {
  content: '';
  position: absolute;
  left: -18px;
  top: 8px;
  bottom: 8px;
  width: 3px;
  background: var(--color-primary);
  border-radius: 0 3px 3px 0;
  box-shadow: 0 0 8px var(--color-primary);
}
.nav-link .nav-glyph {
  width: 18px;
  font-size: 16px;
  text-align: center;
  opacity: .85;
  flex-shrink: 0;
}
.nav-link .nav-label { flex: 1; }
.nav-link .nav-count {
  font-size: 11px;
  padding: 2px 8px;
  background: var(--color-surface-alt);
  border-radius: 999px;
  color: var(--color-text-muted);
  font-variant-numeric: tabular-nums;
}

/* Sidebar footer */
.sidebar-footer {
  display: flex;
  flex-direction: column;
  gap: 10px;
  padding: 0 4px;
  margin-top: auto;
}
.user-pill {
  display: flex;
  align-items: center;
  gap: 10px;
  padding: 10px 12px;
  background: var(--color-surface);
  border: 1px solid var(--color-border-light);
  border-radius: var(--dp-radius-inputs, 8px);
  font-size: 13px;
}
.user-pill .user-avatar {
  width: 28px;
  height: 28px;
  border-radius: 50%;
  background: linear-gradient(135deg, var(--color-primary), #6f1d6c);
  color: white;
  display: grid;
  place-items: center;
  font-family: var(--font-heading);
  font-size: 12px;
  text-transform: uppercase;
}
.user-pill .user-meta { line-height: 1.2; }
.user-pill .user-name { font-weight: 500; }
.user-pill .user-role { font-size: 11px; color: var(--color-text-muted); }
.logout-btn {
  width: 100%;
  padding: 8px;
  border-radius: var(--dp-radius-inputs, 8px);
  background: transparent;
  border: 1px solid var(--color-border-light);
  color: var(--color-text-muted);
  font-size: 12px;
  letter-spacing: .04em;
  text-transform: uppercase;
  transition: all .15s ease;
}
.logout-btn:hover {
  color: var(--color-text);
  border-color: var(--color-border);
}

/* ───────────── Main + topbar ───────────── */
.main {
  min-width: 0;
  display: flex;
  flex-direction: column;
}
.topbar {
  position: sticky;
  top: 0;
  z-index: 30;
  display: flex;
  align-items: center;
  gap: 14px;
  padding: 14px 28px;
  background: var(--dp-header-bg, rgba(0, 0, 0, .75));
  backdrop-filter: blur(18px) saturate(140%);
  -webkit-backdrop-filter: blur(18px) saturate(140%);
  border-bottom: 1px solid var(--color-border-light);
}
.mobile-menu-btn {
  display: none;
  font-size: 20px;
  padding: 4px 10px;
  border-radius: 6px;
  color: var(--color-text);
}
.breadcrumbs {
  flex: 1;
  display: flex;
  align-items: center;
  gap: 8px;
  font-size: 14px;
  color: var(--color-text-secondary);
  min-width: 0;
  overflow: hidden;
  white-space: nowrap;
}
.breadcrumbs .sep { color: var(--color-text-muted); }
.breadcrumbs a {
  color: var(--color-text-secondary);
}
.breadcrumbs a:hover { color: var(--color-primary); }
.breadcrumbs .current {
  color: var(--color-text);
  font-weight: 500;
}
.topbar-actions { display: flex; gap: 8px; }

.view {
  padding: 32px 40px 80px;
  max-width: 1280px;
  width: 100%;
  margin: 0 auto;
}

/* Detail layout met meta-paneel */
.detail-layout {
  display: grid;
  grid-template-columns: minmax(0, 1fr) 320px;
  gap: 40px;
  align-items: start;
}
.detail-layout .meta-pane {
  position: sticky;
  top: 80px;
  display: flex;
  flex-direction: column;
  gap: 14px;
  /* Eigen scroll als de inhoud te lang is voor het scherm */
  max-height: calc(100vh - 100px);
  overflow-y: auto;
  /* Subtiele scrollbar binnen de pane */
  scrollbar-width: thin;
  scrollbar-color: var(--color-border) transparent;
  /* Padding-right zodat content niet onder de scrollbar verdwijnt */
  padding-right: 4px;
}
.detail-layout .meta-pane::-webkit-scrollbar { width: 6px; }
.detail-layout .meta-pane::-webkit-scrollbar-track { background: transparent; }
.detail-layout .meta-pane::-webkit-scrollbar-thumb {
  background: var(--color-border);
  border-radius: 3px;
}

/* Mobile */
@media (max-width: 960px) {
  .app-shell { grid-template-columns: 1fr; }
  .sidebar {
    position: fixed;
    left: 0; top: 0;
    width: min(86vw, 320px);
    transform: translateX(-100%);
    transition: transform .25s ease;
  }
  .sidebar.open { transform: translateX(0); box-shadow: 30px 0 60px rgba(0,0,0,.5); }
  .mobile-menu-btn { display: inline-flex; }
  .view { padding: 22px 18px 60px; }
  .detail-layout {
    grid-template-columns: 1fr;
  }
  .detail-layout .meta-pane {
    position: static;
    border-top: 1px solid var(--color-border-light);
    padding-top: 24px;
  }
  .topbar { padding: 12px 16px; }
}

/* Loading & empty */
.loading {
  padding: 60px 0;
  text-align: center;
  color: var(--color-text-muted);
  font-family: var(--font-body);
  font-style: italic;
}
.empty-state {
  padding: 80px 20px;
  text-align: center;
  color: var(--color-text-muted);
}
.empty-state h2 {
  font-family: var(--font-body);
  font-style: italic;
  color: var(--color-text);
  margin-bottom: 8px;
}