/* A compact top navigation with one content page at a time. */
.navigation-ready { --navigation-height: 78px; --navigation-surface: color-mix(in srgb, var(--paper) 25%, #fff); }
.navigation-ready [hidden] { display: none !important; }
.navigation-ready .app-shell { display: block; max-width: 1720px; padding: 18px 28px 48px; }
.navigation-ready .main-shell { min-width: 0; display: grid; gap: 22px; }
.navigation-ready .topbar { position: sticky; top: 12px; z-index: 30; display: grid !important; grid-template-columns: auto minmax(0, 1fr) auto; align-items: center; align-content: start; min-height: 70px !important; height: auto !important; max-height: none !important; gap: 12px 22px; padding: 12px 18px !important; overflow: visible; background: var(--navigation-surface); backdrop-filter: none; -webkit-backdrop-filter: none; box-shadow: 0 3px 14px color-mix(in srgb, var(--accent) 6%, transparent); }
.navigation-brand { display: flex; align-items: center; gap: 10px; color: var(--ink); text-decoration: none; min-width: 0; }
.navigation-brand img { flex: 0 0 34px; border-radius: 10px; }
.navigation-ready #ui-title { font-size: 16px; font-weight: 600; line-height: 1.5; margin: 0; max-width: 220px; overflow: hidden; white-space: nowrap; text-overflow: ellipsis; }
.navigation-ready #top-menu { grid-column: 2; grid-row: 1; order: 0; display: flex; flex: 1 1 auto; width: auto; height: auto; min-width: 0; gap: 5px; overflow: visible; flex-wrap: wrap; align-items: center; justify-content: flex-start; }
.navigation-ready .top-nav-item, .nav-trigger { display: inline-flex; align-items: center; justify-content: center; gap: 7px; color: var(--muted); font-size: 14px !important; font-weight: 500 !important; line-height: 1.5; text-decoration: none; white-space: nowrap; height: 40px !important; min-height: 40px; padding: 8px 13px !important; border-radius: 11px !important; background: transparent !important; box-shadow: none !important; width: auto !important; }
.navigation-ready .top-nav-item:hover, .nav-trigger:hover, .navigation-ready .top-nav-item.is-active, .nav-trigger.is-active, .nav-trigger[aria-expanded="true"] { background: var(--theme-soft) !important; color: var(--accent-strong) !important; transform: none; }
.nav-chevron { font-size: 14px; opacity: .65; line-height: 1; }
.nav-trigger[aria-expanded="true"] .nav-chevron { transform: rotate(180deg); }
.nav-trigger[data-unread="true"]::after { content: ""; height: 6px; width: 6px; background: var(--accent); border-radius: 50%; }
.nav-dropdown { position: relative; }
.nav-dropdown-panel { position: absolute; top: calc(100% + 8px); left: 0; min-width: 208px; max-width: calc(100vw - 32px); max-height: min(560px, var(--navigation-menu-space, calc(100dvh - var(--navigation-height) - 52px))); overflow-y: auto; overscroll-behavior: contain; scrollbar-width: thin; border: 1px solid var(--line); border-radius: 12px; padding: 7px; background: var(--navigation-surface); box-shadow: 0 8px 24px color-mix(in srgb, var(--accent) 12%, #17212b08); z-index: 40; animation: nav-reveal 140ms ease-out; }
.nav-dropdown-admin .nav-menu-columns { min-width: 440px; display: grid; grid-template-columns: 1fr 1fr; gap: 0 12px; }
.nav-dropdown-admin .nav-menu-columns > :last-child { grid-column: 2; grid-row: 1 / 3; }
.nav-dropdown-profile .nav-menu-columns { min-width: 360px; display: grid; grid-template-columns: minmax(0, 1fr) minmax(0, 1fr); gap: 0 8px; }
.nav-dropdown-profile .nav-menu-columns > [role=group]:nth-child(3) { grid-column: 1 / -1; display: grid; grid-template-columns: minmax(0, 1fr) minmax(0, 1fr); gap: 0 8px; }
.nav-dropdown-profile .nav-menu-columns > [role=group]:nth-child(3) .nav-group-label, .nav-dropdown-profile .nav-logout { grid-column: 1 / -1; }
.nav-group-label { color: var(--muted); font-size: 11px; letter-spacing: .04em; padding: 6px 10px; margin: 4px 0; }
.nav-menu-link { display: block; width: 100%; padding: 9px 11px; border-radius: 9px; font-size: 13px; font-weight: 400; line-height: 1.5; text-align: left; color: var(--ink); text-decoration: none; background: transparent; }
.nav-menu-link:hover, .nav-menu-link.is-active { color: var(--accent-strong); background: var(--theme-soft); transform: none; }
.nav-menu-link.is-active::after { content: "·"; float: right; font-weight: 600; }
.nav-logout { color: var(--muted); border-radius: 0 0 9px 9px; border-top: 1px solid var(--line); margin-top: 7px; }
.navigation-ready .topbar-side { grid-column: 3; grid-row: 1; display: flex; flex: 0 0 auto; width: auto; height: auto !important; align-items: center; gap: 9px; overflow: visible; padding: 0; }
.navigation-ready .theme-select { display: flex; align-items: center; gap: 7px; }
.navigation-ready .theme-select > span { display: inline; color: var(--muted); font-size: 12px; white-space: nowrap; }
.navigation-ready .theme-select select { max-width: 115px; min-width: 0; height: 36px; padding: 4px 10px; font-size: 12px; }
.navigation-ready .desktop-tools > summary { font-size: 12px; padding: 7px 10px; }
.navigation-ready .desktop-help { display: block; }
.navigation-ready .desktop-tools-menu { background: var(--navigation-surface); max-width: calc(100vw - 32px); max-height: var(--navigation-menu-space, calc(100dvh - var(--navigation-height) - 52px)); overflow-y: auto; overscroll-behavior: contain; }
.navigation-toggle { display: none; }
.navigation-page-heading { display: flex; align-items: center; justify-content: space-between; gap: 18px; padding: 0 5px; min-width: 0; }
.navigation-ready #view-title { font-size: 22px !important; font-weight: 500; margin: 0 0 4px; }
.navigation-ready #view-title:focus { outline: none; }
.navigation-ready #ui-subtitle { margin: 0; font-size: 12px; color: var(--muted); }
.navigation-ready #global-status { max-width: 42%; font-size: 12px; padding: 6px 10px; min-height: 32px; }
.navigation-ready .view-panel { scroll-margin-top: calc(var(--navigation-height) + 28px); }
.navigation-ready .desktop-workbench { grid-template-columns: minmax(340px, .85fr) minmax(0, 1.15fr); align-items: start; gap: 24px; }
.navigation-ready .workspace-output { top: calc(var(--navigation-height) + 30px); }
.navigation-ready .workspace-empty { min-height: 280px; }
.navigation-ready .workspace-inputs textarea { min-height: 160px; }
.navigation-ready #view-styles .style-grid { grid-template-columns: repeat(auto-fill, minmax(150px, 1fr)); }
.navigation-ready .navigation-pair { display: grid; grid-template-columns: repeat(2, minmax(0, 1fr)); gap: 22px; align-items: start; }
.navigation-single-page { width: 100%; max-width: 1000px; margin-inline: auto; }
.navigation-ready .profile-card { padding: 24px; min-width: 0; }
.navigation-ready .profile-card h2 { font-size: 22px; font-weight: 500; margin: 0 0 6px; overflow-wrap: anywhere; }
.navigation-ready #current-user-id { font-size: 12px; overflow-wrap: anywhere; }
.navigation-ready .quota-boxes { grid-template-columns: repeat(2, minmax(0, 1fr)); }
.navigation-ready .quota-box strong { font-size: 13px; font-weight: 400; }
.navigation-ready #view-settings > .two-column { display: block; }
.section-tabs { display: flex; gap: 6px; flex-wrap: wrap; padding-bottom: 12px; border-bottom: 1px solid var(--line); }
.section-tabs button { font-size: 13px; border-radius: 10px; padding: 9px 14px; color: var(--muted); background: transparent; }
.section-tabs button[aria-selected="true"] { color: var(--accent-strong); background: var(--theme-soft); }
.settings-pane { display: grid; grid-template-columns: repeat(2, minmax(0, 1fr)); gap: 20px; align-items: start; padding: 8px 0; }
.settings-pane > .actions, .settings-pane > .status-list { grid-column: 1 / -1; }
.settings-pane > label:has(textarea) { grid-column: 1 / -1; }
#settings-form > button[type="submit"] { justify-self: start; }
.navigation-ready #view-runtime #runtime-status { display: grid; grid-template-columns: repeat(auto-fit, minmax(min(260px, 100%), 1fr)); }
@keyframes nav-reveal { from { opacity: 0; transform: translateY(-4px); } to { opacity: 1; transform: none; } }
@media (max-width: 1200px) and (min-width: 761px) {
  .navigation-ready .topbar { grid-template-columns: minmax(0, 1fr) auto; gap: 10px 16px; }
  .navigation-ready #top-menu { grid-column: 1 / -1; grid-row: 2; }
  .navigation-ready .topbar-side { grid-column: 2; grid-row: 1; }
  .navigation-ready .desktop-workbench { grid-template-columns: minmax(310px, 1fr) minmax(0, 1fr); gap: 18px; }
}
@media (max-width: 760px) {
  html { scrollbar-gutter: auto; scroll-padding-top: 16px; }
  .navigation-ready .app-shell { padding: 10px 12px 30px; }
  .navigation-ready .main-shell { gap: 17px; }
  .navigation-ready .topbar { position: relative; top: auto; grid-template-columns: minmax(0, 1fr) auto; min-height: 56px !important; gap: 0 10px; padding: 8px 10px !important; border-radius: 14px; }
  .navigation-ready #ui-title { max-width: min(235px, calc(100vw - 126px)); font-size: 14px; }
  .navigation-brand { flex: 1 1 auto; }
  .navigation-brand img { width: 28px; height: 28px; flex-basis: 28px; }
  .navigation-toggle { display: block; min-height: 40px; padding: 7px 12px; color: var(--accent-strong); background: var(--theme-soft); border-radius: 9px; font-size: 13px; }
  .navigation-ready #top-menu { grid-column: 1 / -1; grid-row: 2; position: static; display: none; align-items: stretch; align-content: start; min-height: 0; max-height: none; overflow: visible; width: 100%; padding: 8px 0; margin-top: 8px; border: 0; border-top: 1px solid var(--line); border-radius: 0; background: transparent; box-shadow: none; }
  .navigation-ready #top-menu.is-open { display: grid; grid-template-columns: minmax(0, 1fr); justify-content: stretch; gap: 3px; }
  .navigation-ready #top-menu > .top-nav-item, .nav-trigger { width: 100% !important; min-height: 44px; height: 44px !important; justify-content: space-between; text-align: left; }
  .navigation-ready #top-menu > .top-nav-item { justify-content: flex-start !important; }
  .nav-dropdown-panel, .nav-dropdown-admin .nav-dropdown-panel { position: static; width: 100%; min-width: 0; max-width: none; max-height: none; overflow: visible; box-shadow: none; margin: 4px 0 8px; padding: 5px 7px; background: var(--theme-soft); border: 0; border-radius: 10px; animation: none; }
  .nav-dropdown-admin .nav-menu-columns { display: grid; grid-template-columns: repeat(2, minmax(0, 1fr)); min-width: 0; gap: 0 4px; }
  .nav-dropdown-admin .nav-menu-columns > * { min-width: 0; }
  .nav-dropdown-profile .nav-menu-columns { min-width: 0; gap: 0 4px; }
  .nav-dropdown-profile .nav-menu-columns > [role=group]:nth-child(3) { gap: 0 4px; }
  .nav-menu-link { min-height: 44px; display: flex; align-items: center; gap: 8px; }
  .nav-menu-link.is-active::after { margin-left: auto; }
  .navigation-ready .topbar-side { display: none !important; grid-row: 3; grid-column: 1 / -1; justify-content: flex-end; flex-wrap: wrap; gap: 8px; padding-top: 10px; border-top: 1px solid var(--line); }
  .navigation-ready .topbar.is-menu-open .topbar-side { display: flex !important; }
  .navigation-ready .topbar-side .theme-select { flex: 1; }
  .navigation-ready .theme-select > span { display: inline; font-size: 12px; color: var(--muted); }
  .navigation-ready .theme-select select { max-width: 165px; height: 40px; }
  .navigation-ready .desktop-tools > summary { padding: 8px 10px; min-height: 40px; }
  .navigation-ready .desktop-tools[open] { flex-basis: 100%; }
  .navigation-ready .desktop-tools[open] > summary { width: fit-content; margin-left: auto; }
  .navigation-ready .desktop-tools-menu { position: static; max-width: none; max-height: none; overflow: visible; width: 100%; margin-top: 8px; box-shadow: none; background: var(--theme-soft); }
  .navigation-page-heading { align-items: flex-start; gap: 8px; flex-wrap: wrap; }
  .navigation-ready #view-title { font-size: 20px !important; }
  .navigation-ready #global-status { max-width: 100%; min-height: 28px; white-space: normal; overflow-wrap: anywhere; }
  .navigation-ready .desktop-workbench, .navigation-ready .navigation-pair, .settings-pane { grid-template-columns: 1fr; }
  .navigation-ready .workspace-output { position: static; }
  .navigation-ready .view-panel { scroll-margin-top: 16px; }
  .navigation-ready #view-styles .style-grid { grid-template-columns: repeat(2, minmax(0, 1fr)); }
  .navigation-ready .workspace-empty { min-height: 170px; }
  .navigation-ready .quota-boxes { grid-template-columns: 1fr; }
}
@media (prefers-reduced-motion: reduce) { .nav-dropdown-panel { animation: none; } }