@use './variables' as *;

:root {
  --color-text: #1a1a1a;
  --color-text-muted: #6b6b6b;
  --color-background: #ffffff;
  --color-surface: #f7f7f5;
  --color-border: #e2e0dc;
  --color-primary: #b5432b;
  --color-primary-contrast: #ffffff;
  --color-danger: #a33333;
  --color-success: #2f7a4f;
  color-scheme: light;
}

@media (prefers-color-scheme: dark) {
  :root {
    --color-text: #ededed;
    --color-text-muted: #9d9d9d;
    --color-background: #161616;
    --color-surface: #202020;
    --color-border: #383838;
    --color-primary: #d9694a;
    --color-primary-contrast: #ffffff;
    --color-danger: #ef6b62;
    --color-success: #4fbb7c;
    color-scheme: dark;
  }
}

*,
*::before,
*::after {
  box-sizing: border-box;
}

// Reserve the scrollbar's width on every page, scrollable or not — without
// this, the sticky nav bar (and page content) shifts a few pixels wider
// when navigating from a short page (no scrollbar) to a tall one (has one).
// `scrollbar-gutter` only takes effect on an actual scroll container, so
// `html` needs an explicit non-visible overflow for it to apply at all.
html {
  overflow-y: scroll;
  scrollbar-gutter: stable;
}

body {
  margin: 0;
  font-family:
    system-ui,
    -apple-system,
    'Segoe UI',
    Roboto,
    sans-serif;
  color: $color-text;
  background: $color-background;
}

button {
  font: inherit;
}

// Route navigation transitions, powered by the router's defaultViewTransition
// (see router.tsx). No-ops in browsers without View Transitions support.
@media (prefers-reduced-motion: no-preference) {
  ::view-transition-old(root),
  ::view-transition-new(root) {
    animation-duration: 0.22s;
    animation-timing-function: ease;
  }

  ::view-transition-old(root) {
    animation-name: view-transition-fade-out;
  }

  ::view-transition-new(root) {
    animation-name: view-transition-fade-in;
  }

  // Any element that carries a matching `view-transition-name` on both the
  // outgoing and incoming page (e.g. an Order card morphing into its detail
  // header, see OrdersListView / OrderStatusView) gets its own transition
  // group — this smooths and slows the browser's default morph/resize
  // animation for those to match the root crossfade's pace instead of the
  // UA default's snappier one.
  ::view-transition-group(*) {
    animation-duration: 0.32s;
    animation-timing-function: cubic-bezier(0.2, 0, 0, 1);
  }

  // The top nav bar (see __root.tsx) carries its own `view-transition-name`
  // so it's excluded from the root snapshot above — otherwise the root
  // fade's translateY drags the persistent header along with it, making it
  // visibly jump on every navigation. It doesn't change between routes, so
  // it should just stay put: no morph, no crossfade.
  ::view-transition-group(site-header) {
    animation: none;
  }

  ::view-transition-old(site-header),
  ::view-transition-new(site-header) {
    animation: none;
  }

  // Same reasoning as site-header: the admin sidebar nav is identical across
  // every /admin/* route, so it should stay put across those navigations
  // instead of fading/translating along with the root snapshot.
  ::view-transition-group(admin-sidebar) {
    animation: none;
  }

  ::view-transition-old(admin-sidebar),
  ::view-transition-new(admin-sidebar) {
    animation: none;
  }
}

// document.startViewTransition() itself doesn't check this preference —
// without an explicit override every browser falls back to its own default
// crossfade/morph animations, unanimated only for the rules above (which
// only apply under no-preference). Kill all of it outright here instead.
@media (prefers-reduced-motion: reduce) {
  ::view-transition-group(*),
  ::view-transition-old(*),
  ::view-transition-new(*) {
    animation: none !important;
  }
}

@keyframes view-transition-fade-in {
  from {
    opacity: 0;
    transform: translateY(6px);
  }
  to {
    opacity: 1;
    transform: translateY(0);
  }
}

@keyframes view-transition-fade-out {
  from {
    opacity: 1;
    transform: translateY(0);
  }
  to {
    opacity: 0;
    transform: translateY(-6px);
  }
}