/* Application shell and page structure. Component visuals live in components.css. */
.app-shell {
  --sidebar-expanded-width: 10.75rem;
  --sidebar-compact-width: 3.35rem;
  display: grid;
  grid-template-columns: var(--sidebar-expanded-width) minmax(0, 1fr);
  width: 100%;
  height: 100dvh;
  min-height: 0;
  overflow: hidden;
  background: var(--color-bg);
}
.app-shell[data-navigation-mode="compact"] { grid-template-columns: var(--sidebar-compact-width) minmax(0, 1fr); }

.sidebar {
  display: flex;
  flex-direction: column;
  gap: .5rem;
  min-width: 0;
  min-height: 0;
  height: 100dvh;
  overflow: hidden;
  padding: .6rem .5rem;
  color: var(--color-ink);
  background: #f7f7f8;
  border-right: 1px solid #e5e5e5;
}

.sidebar-header,
.sidebar-footer,
.topbar,
.metrics,
.app-header { flex: 0 0 auto; }
.sidebar-header { position: relative; min-height: 2.35rem; }
.sidebar-toggle { position: absolute; top: .12rem; right: 0; z-index: 2; display: grid; place-items: center; width: 2rem; height: 2rem; padding: 0; cursor: pointer; color: #6b6b6b; background: transparent; border: 0; border-radius: .55rem; box-shadow: none; }
.sidebar-toggle:hover { color: #202123; background: #ececec; }
.sidebar-toggle span { font-size: 1.25rem; transition: transform .2s ease; }
.app-shell[data-navigation-mode="compact"] .sidebar-toggle span { transform: rotate(180deg); }
.mobile-menu-button,
.sidebar-backdrop { display: none; }
.app-shell[data-navigation-mode="compact"] .sidebar { align-items: center; padding-inline: .5rem; }
.app-shell[data-navigation-mode="compact"] .brand { justify-content: center; padding-inline: 0; }
.app-shell[data-navigation-mode="compact"] .brand > div:last-child,
.app-shell[data-navigation-mode="compact"] .nav-label,
.app-shell[data-navigation-mode="compact"] .sidebar-section-label,
.app-shell[data-navigation-mode="compact"] .sidebar-navigation-secondary > span,
.app-shell[data-navigation-mode="compact"] .sidebar-footer { display: none !important; }
.app-shell[data-navigation-mode="compact"] .sidebar-navigation a { justify-content: center; width: 2.5rem; min-height: 2.5rem; padding: 0; }
.app-shell[data-navigation-mode="compact"] .sidebar-quick-actions { width: 2.5rem; }
.app-shell[data-navigation-mode="compact"] .sidebar-quick-actions button { justify-content: center; width: 2.5rem; padding: 0; }

.brand { display: flex; align-items: center; gap: .6rem; min-width: 0; padding: .15rem 2.25rem .45rem .2rem; }
.brand-mark { display: grid; place-items: center; width: 1.9rem; height: 1.9rem; border-radius: .6rem; color: #fff; background: #202123; font-size: .75rem; font-weight: var(--font-weight-bold); box-shadow: 0 1px 2px rgb(0 0 0 / .12); }
.brand strong { display: block; font-weight: 650; letter-spacing: -.03em; }
.brand span { color: var(--color-muted); font-size: var(--font-size-xs); }

.sidebar-quick-actions { display: grid; gap: .15rem; }
.sidebar-quick-actions button {
  display: flex;
  align-items: center;
  gap: .6rem;
  width: 100%;
  min-height: 2.45rem;
  padding: .42rem .55rem;
  color: #202123;
  background: transparent;
  border: 0;
  border-radius: .6rem;
  font-size: .84rem;
  font-weight: 500;
  text-align: left;
}
.sidebar-quick-actions button:hover { background: #ececec; }

nav,
.sidebar-navigation { display: grid; gap: .2rem; }
.sidebar-navigation { flex: 1 1 auto; min-width: 0; min-height: 0; overflow-y: auto; overscroll-behavior: contain; }
.sidebar-navigation a { display: flex; position: relative; align-items: center; gap: .6rem; min-width: 0; min-height: 2.45rem; padding: .42rem .55rem; color: #424242; border: 0; border-radius: .6rem; text-decoration: none; font-size: .84rem; font-weight: 500; line-height: 1.2; transition: background-color .15s ease, color .15s ease; }
.sidebar-navigation a:hover,
.sidebar-navigation a.active { color: #202123; background: #ececec; box-shadow: none; }
.sidebar-navigation a.active::before { display: none; }
.sidebar-section-label {
  margin: .65rem .55rem .15rem;
  color: #8a8a8a;
  font-size: .68rem;
  font-weight: 600;
  letter-spacing: .01em;
}
.nav-icon { display: inline-grid; place-items: center; flex: 0 0 1.35rem; width: 1.35rem; height: 1.35rem; color: inherit; background: transparent; border-radius: .35rem; line-height: 1; }
.nav-icon svg { width: 1.25rem; height: 1.25rem; fill: none; stroke: currentColor; stroke-width: 1.8; stroke-linecap: round; stroke-linejoin: round; }
.nav-label { overflow: hidden; text-overflow: ellipsis; white-space: nowrap; }
.sidebar-navigation-secondary { display: grid; gap: .35rem; margin-top: var(--space-3); padding-top: var(--space-3); border-top: var(--border-default); }
.sidebar-navigation-secondary span:not(.nav-icon):not(.nav-label) { color: var(--color-muted); padding: 0 .55rem var(--space-1); font-size: .7rem; font-weight: var(--font-weight-semibold); letter-spacing: .1em; text-transform: uppercase; }
.sidebar-insight { display: none; }
.sidebar-footer { padding-top: .45rem; border-top: 1px solid #e5e5e5; }
.sidebar-card { padding: .45rem .5rem; color: #202123; background: transparent; border: 0; border-radius: .6rem; box-shadow: none; font-size: .76rem; }
.sidebar-card small,
.sidebar-card span { color: var(--color-muted); }
.inbox-metrics { display: none !important; }

main,
.main-area { min-width: 0; min-height: 0; overflow: hidden; padding: var(--main-pad, var(--space-6)); }
.main-area { display: flex; flex-direction: column; }
.topbar { display: flex; justify-content: space-between; align-items: start; gap: var(--space-5); margin-bottom: var(--space-4); }
.hero-copy { max-width: 46rem; color: var(--color-muted); font-size: 1.05rem; line-height: 1.6; }
.metrics,
.panel-grid { display: grid; grid-template-columns: repeat(4, 1fr); gap: var(--space-4); margin-bottom: var(--space-4); }
.panel-grid { grid-template-columns: minmax(0, 1.6fr) minmax(20rem, .8fr); align-items: stretch; }
.view-container { flex: 1 1 auto; width: 100%; min-width: 0; min-height: 0; overflow: hidden; }
.page-view { width: 100%; height: 100%; min-width: 0; min-height: 0; overflow-x: hidden; overflow-y: auto; overscroll-behavior: contain; scrollbar-gutter: stable; }
.panel-grid.page-view { align-content: start; margin-bottom: 0; }
.kanban-section.page-view { padding: 1.2rem; }

body:not([data-active-view="inbox"]) .view-container {
  background: #fff;
}

body:not([data-active-view="inbox"]) .page-view {
  width: 100%;
  max-width: var(--page-max, none);
  margin-inline: auto;
  padding: var(--page-pad, clamp(1.25rem, 3vw, 2.5rem));
}

/*
 * Route-owned geometry. Pages are products with different jobs, not documents
 * poured into the same centered container.
 */
body[data-active-view="inbox"] {
  --main-pad: 0;
}

body[data-active-view="kanban"] {
  --main-pad: 0;
  --page-max: none;
  --page-pad: clamp(1rem, 2vw, 2rem);
}

body[data-active-view="reports"] {
  --main-pad: 0;
  --page-max: none;
  --page-pad: clamp(1.25rem, 3vw, 3rem);
}

body[data-active-view="numbers"] {
  --main-pad: 0;
  --page-max: none;
  --page-pad: clamp(1.25rem, 3vw, 2.75rem);
}

body[data-active-view="admin"] {
  --main-pad: 0;
  --page-max: none;
  --page-pad: clamp(1.25rem, 4vw, 3.5rem);
}

body[data-active-view="master"] {
  --main-pad: 0;
  --page-max: none;
  --page-pad: clamp(1.25rem, 3vw, 3rem);
}

body[data-active-view="roadmap"] {
  --main-pad: 0;
  --page-max: none;
  --page-pad: clamp(1.25rem, 3vw, 3rem);
}

.scroll-region { scrollbar-width: thin; scrollbar-color: transparent transparent; }
.scroll-region:hover { scrollbar-color: #c7c7c7 transparent; }
.scroll-region::-webkit-scrollbar { width: 6px; height: 6px; background: transparent; }
.scroll-region::-webkit-scrollbar-track,
.scroll-region::-webkit-scrollbar-corner { background: transparent; }
.scroll-region::-webkit-scrollbar-thumb {
  background: transparent;
  border: 0;
  border-radius: var(--radius-pill);
}
.scroll-region:hover::-webkit-scrollbar-thumb { background: #c7c7c7; }
.scroll-region::-webkit-scrollbar-thumb:hover { background: #9f9f9f; }

:where(.page-view, .sidebar-navigation, .composer-action-strip) {
  scrollbar-width: thin;
  scrollbar-color: transparent transparent;
}
:where(.page-view, .sidebar-navigation, .composer-action-strip):hover {
  scrollbar-color: #c7c7c7 transparent;
}
:where(.page-view, .sidebar-navigation, .composer-action-strip)::-webkit-scrollbar {
  width: 6px;
  height: 6px;
  background: transparent;
}
:where(.page-view, .sidebar-navigation, .composer-action-strip)::-webkit-scrollbar-track,
:where(.page-view, .sidebar-navigation, .composer-action-strip)::-webkit-scrollbar-corner {
  background: transparent;
}
:where(.page-view, .sidebar-navigation, .composer-action-strip)::-webkit-scrollbar-thumb {
  background: transparent;
  border-radius: var(--radius-pill);
}
:where(.page-view, .sidebar-navigation, .composer-action-strip):hover::-webkit-scrollbar-thumb {
  background: #c7c7c7;
}
:where(.page-view, .sidebar-navigation, .composer-action-strip)::-webkit-scrollbar-thumb:hover {
  background: #9f9f9f;
}