.app-shell {
  min-height: 100vh;
}

.auth-shell {
  position: relative;
  isolation: isolate;
  display: grid;
  min-height: 100vh;
  place-items: center;
  padding: clamp(1.25rem, 4vw, 3rem);
  overflow: hidden;
  background:
    radial-gradient(circle at 18% 16%, rgb(249 115 22 / 0.13), transparent 32rem),
    linear-gradient(145deg, #fffaf4 0%, #f8efe7 48%, #f4e5d7 100%);
}

.auth-ambient {
  position: absolute;
  z-index: -1;
  width: 22rem;
  height: 22rem;
  border: 4rem solid rgb(255 255 255 / 0.32);
  border-radius: 50%;
}

.auth-ambient--one {
  top: -9rem;
  right: -6rem;
}

.auth-ambient--two {
  bottom: -12rem;
  left: -8rem;
  width: 28rem;
  height: 28rem;
}

.sidebar {
  position: fixed;
  z-index: 40;
  inset: 0 auto 0 0;
  display: flex;
  width: var(--sidebar-width);
  flex-direction: column;
  padding: var(--space-5) var(--space-4);
  color: var(--orange-50);
  background: var(--brown-900);
}

.brand {
  display: flex;
  align-items: center;
  gap: var(--space-3);
  min-height: 2.75rem;
  padding-inline: var(--space-1);
}

.brand__mark {
  display: grid;
  width: 2.5rem;
  height: 2.5rem;
  flex: 0 0 auto;
  place-items: center;
  border-radius: var(--radius-md);
  background: var(--orange-500);
}

.brand__copy {
  display: grid;
  line-height: 1.2;
}

.brand__copy strong {
  font-size: 0.9375rem;
}

.brand__copy small {
  margin-top: 0.2rem;
  color: var(--brown-100);
  font-size: 0.6875rem;
}

.workspace-control {
  position: relative;
  margin-top: var(--space-8);
}

.workspace-button {
  display: grid;
  width: 100%;
  min-height: 3rem;
  margin-top: var(--space-2);
  padding: var(--space-2) var(--space-3);
  grid-template-columns: auto 1fr auto;
  align-items: center;
  gap: var(--space-2);
  border: 1px solid var(--brown-700);
  border-radius: var(--radius-md);
  color: var(--orange-50);
  background: var(--brown-800);
  cursor: pointer;
  text-align: left;
  transition: border-color var(--transition), background var(--transition);
}

.workspace-button:hover {
  border-color: var(--orange-300);
  background: var(--brown-700);
}

.workspace-button__name {
  overflow: hidden;
  font-size: 0.8125rem;
  font-weight: 700;
  text-overflow: ellipsis;
  white-space: nowrap;
}

.workspace-button__chevron {
  transition: transform var(--transition);
}

.workspace-button[aria-expanded="true"] .workspace-button__chevron {
  transform: rotate(180deg);
}

.sidebar-nav {
  display: grid;
  gap: var(--space-1);
  margin-top: var(--space-5);
}

.sidebar-nav--secondary {
  margin-top: auto;
  padding-top: var(--space-4);
  border-top: 1px solid var(--brown-700);
}

.nav-item {
  display: flex;
  min-height: 2.75rem;
  align-items: center;
  gap: var(--space-3);
  padding: 0 var(--space-3);
  border-radius: var(--radius-sm);
  color: var(--brown-100);
  background: transparent;
  cursor: pointer;
  font-size: 0.8125rem;
  font-weight: 600;
  text-align: left;
  transition: color var(--transition), background var(--transition);
}

.nav-item:hover {
  color: white;
  background: rgb(255 255 255 / 0.08);
}

.nav-item[aria-current="page"] {
  color: white;
  background: var(--orange-500);
}

.workspace {
  min-height: 100vh;
  margin-left: var(--sidebar-width);
}

.topbar {
  position: sticky;
  z-index: 30;
  top: 0;
  display: flex;
  min-height: var(--topbar-height);
  align-items: center;
  justify-content: space-between;
  padding: 0 var(--space-8);
  border-bottom: 1px solid var(--line);
  background: rgb(255 255 255 / 0.94);
  backdrop-filter: blur(14px);
}

.topbar__title h1 {
  font-size: 1.125rem;
  line-height: 1.3;
}

.topbar__title p {
  margin-top: 0.15rem;
  color: var(--ink-600);
  font-size: 0.75rem;
}

.topbar__actions {
  display: flex;
  align-items: center;
  gap: var(--space-3);
}

.topbar__mobile-workspace,
.status-pill__mobile {
  display: none;
}

.main-content {
  width: min(100%, 92rem);
  margin: 0 auto;
  padding: var(--space-6) var(--space-8) var(--space-10);
}

.page {
  display: grid;
  gap: var(--space-5);
  animation: page-enter 180ms ease-out;
}

.page-grid {
  display: grid;
  gap: var(--space-4);
}

.page-grid--3 {
  grid-template-columns: repeat(3, minmax(0, 1fr));
}

.page-grid--2 {
  grid-template-columns: repeat(2, minmax(0, 1fr));
}

.page-grid--main-aside {
  grid-template-columns: minmax(0, 1.35fr) minmax(17rem, 0.65fr);
}

.section-stack {
  display: grid;
  gap: var(--space-3);
}

.mobile-nav,
.mobile-more-menu,
.backdrop {
  display: none;
}

@keyframes page-enter {
  from { opacity: 0; transform: translateY(3px); }
  to { opacity: 1; transform: translateY(0); }
}