/*
 * pwa.css: the dictionary as a phone app (part of the phrases add-on).
 *   - Phones (up to 760px wide): a compact header, and the header links become a
 *     tab bar at the bottom of the screen with a More menu
 *   - Room for the notch and home bar in the installed app
 *   - The /app page: install steps and "Save for offline"
 * Built from your theme's variables, so it follows the theme and dark mode.
 * Override anything in custom.css, which loads after this file.
 */

:root {
  --tabbar-height: 58px;
  --tab-icon-size: 24px;
  --safe-top: env(safe-area-inset-top, 0px);
  --safe-bottom: env(safe-area-inset-bottom, 0px);
  --safe-left: env(safe-area-inset-left, 0px);
  --safe-right: env(safe-area-inset-right, 0px);
}

/* Keep clear of the notch and rounded corners (when the page fills the screen). */
.container {
  padding-left: max(var(--gutter), var(--safe-left));
  padding-right: max(var(--gutter), var(--safe-right));
}
.site-header { padding-top: var(--safe-top); }

[data-word-list] > [hidden] { display: none !important; }
.site-nav__more { display: none; }

/* ---------- notices ---------- */

.app-banner {
  display: flex;
  align-items: center;
  justify-content: center;
  flex-wrap: wrap;
  gap: 4px 12px;
  padding: 8px max(var(--gutter), var(--safe-left));
  font-size: 0.88rem;
  text-align: center;
  color: var(--color-text);
  background: var(--color-accent-soft);
  border-bottom: 1px solid var(--color-border);
}
.app-banner[hidden] { display: none; }
.app-banner--offline { background: color-mix(in srgb, #eab308 22%, var(--color-surface)); }
.app-banner__action {
  padding: 3px 10px;
  font: inherit;
  font-weight: 600;
  color: var(--color-accent);
  background: var(--color-surface);
  border: 1px solid var(--color-border);
  border-radius: 999px;
  cursor: pointer;
}

/* ---------- Back button (installed app only) ---------- */

.app-back {
  display: inline-flex;
  align-items: center;
  gap: 2px;
  flex: none;
  min-height: 40px;
  padding: 0 10px 0 4px;
  margin-left: -6px;
  font: inherit;
  font-size: 0.95rem;
  font-weight: 600;
  color: var(--color-accent);
  background: none;
  border: 0;
  border-radius: var(--radius-small);
  cursor: pointer;
}
.app-back::before {
  content: "";
  width: 22px;
  height: 22px;
  background: currentColor;
  -webkit-mask: url("/assets/icons/ui-back.svg") center / contain no-repeat;
  mask: url("/assets/icons/ui-back.svg") center / contain no-repeat;
}
.app-back:hover { background: var(--color-accent-soft); }

/* ---------- More menu (a sheet that slides up) ---------- */

.more-sheet {
  width: 100%;
  max-width: 520px;
  max-height: 85dvh;
  margin: auto auto 0;
  padding: 8px 12px calc(14px + var(--safe-bottom));
  color: var(--color-text);
  background: var(--color-surface);
  border: 1px solid var(--color-border);
  border-bottom: 0;
  border-radius: 18px 18px 0 0;
  box-shadow: 0 -10px 40px rgb(0 0 0 / 0.2);
}
.more-sheet[open] { animation: sheet-up 0.22s ease-out; }
.more-sheet::backdrop { background: rgb(0 0 0 / 0.38); }
@keyframes sheet-up { from { transform: translateY(40px); opacity: 0.4; } }
@media (prefers-reduced-motion: reduce) { .more-sheet[open] { animation: none; } }
.more-sheet__handle { width: 40px; height: 5px; margin: 2px auto 10px; background: var(--color-border); border-radius: 3px; }
.more-sheet__list { margin: 0; padding: 0; list-style: none; }
.more-sheet__link {
  display: flex;
  align-items: center;
  gap: 14px;
  width: 100%;
  min-height: 52px;
  padding: 0 10px;
  font: inherit;
  font-size: 1rem;
  font-weight: 500;
  text-align: left;
  color: var(--color-text);
  text-decoration: none;
  background: none;
  border: 0;
  border-radius: 12px;
  cursor: pointer;
}
.more-sheet__link[hidden] { display: none; }
.more-sheet__link:hover,
.more-sheet__link:focus-visible { background: var(--color-bg); color: var(--color-text); }
.more-sheet__link::before {
  content: "";
  flex: none;
  width: 22px;
  height: 22px;
  background: var(--color-accent);
  -webkit-mask: var(--icon) center / contain no-repeat;
  mask: var(--icon) center / contain no-repeat;
}
.more-sheet__link--install { --icon: url("/assets/icons/ui-install.svg"); font-weight: 700; color: var(--color-accent); }
.more-sheet__link--app { --icon: url("/assets/icons/ui-phone.svg"); }
.more-sheet__link--random { --icon: url("/assets/icons/ui-random.svg"); }
.more-sheet__link--share { --icon: url("/assets/icons/ui-share.svg"); }
.more-sheet__link--reload { --icon: url("/assets/icons/ui-reload.svg"); }
.more-sheet__link--admin { --icon: url("/assets/icons/ui-admin.svg"); }
.more-sheet__link--department { --icon: url("/assets/icons/ui-department.svg"); }
.more-sheet__link--language { --icon: url("/assets/icons/ui-language.svg"); }
.more-sheet__link[class*="more-sheet__link--nav-"] { --icon: url("/assets/icons/tab-default.svg"); }
.more-sheet__link.more-sheet__link--nav-classroom { --icon: url("/assets/icons/tab-classroom.svg"); }
.more-sheet__link.more-sheet__link--nav-social { --icon: url("/assets/icons/tab-social.svg"); }
.more-sheet__link.more-sheet__link--nav-grammar { --icon: url("/assets/icons/tab-grammar.svg"); }
.more-sheet__link.more-sheet__link--nav-stories { --icon: url("/assets/icons/tab-stories.svg"); }
.more-sheet__link.more-sheet__link--nav-phrases { --icon: url("/assets/icons/tab-phrases.svg"); }
.more-sheet__link.more-sheet__link--nav-dashboard { --icon: url("/assets/icons/tab-me.svg"); }
.more-sheet__close {
  display: block;
  width: 100%;
  min-height: 48px;
  margin-top: 8px;
  font: inherit;
  font-weight: 600;
  color: var(--color-text);
  background: var(--color-bg);
  border: 1px solid var(--color-border);
  border-radius: 12px;
  cursor: pointer;
}

/* ---------- install bar on phones ---------- */

.app-hint {
  position: fixed;
  z-index: 35;
  left: max(10px, var(--safe-left));
  right: max(10px, var(--safe-right));
  bottom: calc(var(--tabbar-height) + var(--safe-bottom) + 10px);
  display: flex;
  align-items: center;
  gap: 10px;
  padding: 10px 8px 10px 14px;
  color: var(--color-text);
  background: var(--color-surface);
  border: 1px solid var(--color-border);
  border-radius: 14px;
  box-shadow: 0 8px 30px rgb(0 0 0 / 0.18);
}
.app-hint[hidden] { display: none; }
.app-hint__text { flex: 1; margin: 0; font-size: 0.9rem; line-height: 1.4; }
.app-hint__action {
  flex: none;
  padding: 8px 14px;
  font: inherit;
  font-size: 0.9rem;
  font-weight: 700;
  color: var(--color-accent-contrast);
  text-decoration: none;
  background: var(--color-accent);
  border: 0;
  border-radius: 999px;
  cursor: pointer;
}
.app-hint__action:hover { color: var(--color-accent-contrast); background: var(--color-accent-strong); }
.app-hint__close {
  flex: none;
  width: 36px;
  height: 36px;
  font-size: 1.4rem;
  line-height: 1;
  color: var(--color-muted);
  background: none;
  border: 0;
  border-radius: 50%;
  cursor: pointer;
}

/* Little pictures of the Share and Add buttons in the iPhone steps. */
.app-glyph {
  display: inline-block;
  width: 1.15em;
  height: 1.15em;
  vertical-align: -0.2em;
  background: var(--color-accent);
  -webkit-mask: var(--icon) center / contain no-repeat;
  mask: var(--icon) center / contain no-repeat;
}
.app-glyph--share { --icon: url("/assets/icons/ui-share.svg"); }
.app-glyph--add { --icon: url("/assets/icons/ui-add.svg"); }

.site-footer__app { font-weight: 600; }

/* ---------- the /app page ---------- */

.app-card {
  margin: 0 0 18px;
  padding: 20px 22px;
  background: var(--color-surface);
  border: 1px solid var(--color-border);
  border-radius: var(--radius);
  box-shadow: var(--shadow);
}
.app-card[hidden] { display: none; }
.app-card__title { margin: 0 0 10px; font-family: var(--font-display); font-size: 1.3rem; }
.app-card p { margin: 0 0 12px; }
.app-card p:last-child { margin-bottom: 0; }
.app-card__done { font-weight: 600; color: var(--color-accent); }
.app-card__hint { font-size: 0.88rem; color: var(--color-muted); }
.app-card__status { font-size: 0.92rem; color: var(--color-muted); }
.app-card__status:empty { display: none; }
.app-steps { margin: 0 0 12px; padding-left: 1.4em; display: grid; gap: 8px; }
.app-options { display: grid; gap: 6px; margin: 0 0 14px; padding: 0; border: 0; }
.app-option { display: flex; align-items: center; gap: 10px; min-height: 36px; }
.app-option input { width: 20px; height: 20px; accent-color: var(--color-accent); }
.app-option__hint { font-size: 0.85rem; color: var(--color-muted); }
.app-actions { display: flex; flex-wrap: wrap; gap: 8px; }
.app-actions [hidden] { display: none; }
.app-progress { display: block; width: 100%; height: 10px; margin: 4px 0 10px; accent-color: var(--color-accent); }
.app-progress[hidden] { display: none; }
.app-share { display: flex; flex-wrap: wrap; align-items: center; gap: 10px; }
.app-share__url {
  padding: 8px 12px;
  font-size: 0.95rem;
  background: var(--color-bg);
  border: 1px solid var(--color-border);
  border-radius: var(--radius-small);
  user-select: all;
  overflow-wrap: anywhere;
}
.app-notice {
  margin: 0 0 18px;
  padding: 16px 18px;
  background: color-mix(in srgb, #eab308 18%, var(--color-surface));
  border: 1px solid color-mix(in srgb, #eab308 40%, var(--color-border));
  border-radius: var(--radius);
}
.app-notice[hidden] { display: none; }
.app-notice__title { margin: 0 0 4px; font-weight: 700; }
.app-notice__text { margin: 0; }
.app-search { max-width: none; margin-bottom: 10px; }
.app-results { display: grid; gap: 6px; margin: 10px 0 0; padding: 0; list-style: none; }
.app-results__link {
  display: flex;
  align-items: baseline;
  gap: 10px;
  padding: 10px 12px;
  color: inherit;
  text-decoration: none;
  background: var(--color-bg);
  border-radius: var(--radius-small);
}
.app-results__link:hover { color: inherit; background: var(--color-accent-soft); }
.app-results__word { font-family: var(--font-display); font-size: 1.15rem; font-weight: 600; }
.app-results__gloss { color: var(--color-muted); }

/* ---------- phones ---------- */

@media (max-width: 760px) {
  body { padding-bottom: calc(var(--tabbar-height) + var(--safe-bottom)); }
  html.has-app-hint body { padding-bottom: calc(var(--tabbar-height) + var(--safe-bottom) + 90px); }

  /* Compact header: name and search on one row. */
  .site-header__inner {
    flex-direction: row;
    flex-wrap: nowrap;
    align-items: center;
    gap: 12px;
    padding-top: 10px;
    padding-bottom: 10px;
  }
  .brand { flex: none; }
  .brand__title { font-size: 1.25rem; white-space: nowrap; }
  .brand__tagline { display: none; }
  .site-header__inner:has(.app-back) .brand { display: none; } /* Back and the Words tab both go home */
  .search { flex: 1 1 auto; width: auto; min-width: 0; max-width: none; }
  .search__input { padding: 9px 12px; font-size: max(16px, 1rem); } /* 16px+ stops iPhones zooming in */
  .search__button { display: none; } /* the keyboard's Search key does the same */
  .site-main { padding-top: 18px; }

  /* The header links become a tab bar along the bottom. */
  .site-nav {
    position: fixed;
    z-index: 40;
    left: 0;
    right: 0;
    bottom: 0;
    display: flex;
    flex-wrap: nowrap;
    justify-content: space-around;
    gap: 0;
    margin: 0;
    padding: 4px max(4px, var(--safe-right)) calc(4px + var(--safe-bottom)) max(4px, var(--safe-left));
    background: var(--color-header-bg);
    border-top: 1px solid var(--color-border);
    box-shadow: 0 -2px 14px rgb(0 0 0 / 0.06);
  }
  .site-nav__link,
  .site-nav__more {
    flex: 1 1 0;
    min-width: 0;
    display: flex;
    flex-direction: column;
    align-items: center;
    justify-content: center;
    gap: 3px;
    min-height: 50px;
    padding: 4px 2px;
    font: inherit;
    font-size: 0.7rem;
    font-weight: 600;
    line-height: 1.1;
    white-space: nowrap;
    overflow: hidden;
    text-overflow: ellipsis;
    color: var(--color-muted);
    background: none;
    border: 0;
    border-radius: 12px;
    cursor: pointer;
    -webkit-tap-highlight-color: transparent;
  }
  .site-nav__link:hover { background: none; color: var(--color-text); }
  .site-nav__link::before {
    content: "";
    flex: none;
    width: 44px;
    height: 28px;
    background: currentColor;
    border-radius: 14px;
    -webkit-mask: var(--tab-icon, url("/assets/icons/tab-default.svg")) center / var(--tab-icon-size) no-repeat;
    mask: var(--tab-icon, url("/assets/icons/tab-default.svg")) center / var(--tab-icon-size) no-repeat;
  }
  .site-nav__link[data-nav="index"] { --tab-icon: url("/assets/icons/tab-words.svg"); }
  .site-nav__link[data-nav="phrases"] { --tab-icon: url("/assets/icons/tab-phrases.svg"); }
  .site-nav__link[data-nav="stories"] { --tab-icon: url("/assets/icons/tab-stories.svg"); }
  .site-nav__link[data-nav="classroom"] { --tab-icon: url("/assets/icons/tab-classroom.svg"); }
  .site-nav__link[data-nav="dashboard"] { --tab-icon: url("/assets/icons/tab-me.svg"); }
  .site-nav__link[data-nav="grammar"] { --tab-icon: url("/assets/icons/tab-grammar.svg"); }
  .site-nav__link[data-nav="social"] { --tab-icon: url("/assets/icons/tab-social.svg"); }
  .site-nav .site-nav__link--overflow { display: none; } /* in the More menu instead */
  .site-nav__more { --tab-icon: url("/assets/icons/tab-more.svg"); }
  .site-nav .site-nav__link--admin { display: none; } /* it's in the More menu */

  /* The current section: coloured label, icon on a soft pill. */
  .page--index .site-nav__link[data-nav="index"],
  .page--word .site-nav__link[data-nav="index"],
  .page--phrases .site-nav__link[data-nav="phrases"],
  .page--phrase .site-nav__link[data-nav="phrases"],
  .page--stories .site-nav__link[data-nav="stories"],
  .page--story .site-nav__link[data-nav="stories"],
  .page--classroom .site-nav__link[data-nav="classroom"],
  .page--dashboard .site-nav__link[data-nav="dashboard"],
  .page--grammar .site-nav__link[data-nav="grammar"],
  .page--social .site-nav__link[data-nav="social"],
  .page--social-question .site-nav__link[data-nav="social"],
  .page--department .site-nav__more,
  .page--department-profile .site-nav__more,
  .page--grammar-entry .site-nav__link[data-nav="grammar"],
  .page--app .site-nav__more,
  .page--login .site-nav__more,
  .site-nav__more[aria-expanded="true"] {
    color: var(--color-accent);
    background: none;
  }

  /* Toasts and dialogs sit above the tab bar. */
  .toast-region { bottom: calc(var(--tabbar-height) + var(--safe-bottom) + 12px); }
  .pdialog {
    width: 100%;
    max-width: none;
    max-height: 92dvh;
    margin: auto 0 0;
    padding-bottom: var(--safe-bottom);
    border-bottom: 0;
    border-radius: 18px 18px 0 0;
  }
  .story-dialog { width: 100%; max-height: 92dvh; }

  /* Bigger targets for fingers. */
  .button, .search__button { min-height: 44px; }
  .letter-nav__link, .browse__letter, .browse__group { min-height: 40px; min-width: 40px; }
  .breadcrumb { font-size: 0.9rem; }

  .app-card { padding: 18px 16px; }
}

/* Seven or more tabs (with Grammar and My page): a little smaller so every label fits. */
@media (max-width: 760px) {
  .site-nav:has(> :nth-child(7)) { padding-left: max(2px, var(--safe-left)); padding-right: max(2px, var(--safe-right)); }
  .site-nav:has(> :nth-child(7)) > .site-nav__link,
  .site-nav:has(> :nth-child(7)) > .site-nav__more { padding-left: 0; padding-right: 0; font-size: 0.64rem; letter-spacing: -0.01em; }
  .site-nav:has(> :nth-child(7)) > .site-nav__link::before { width: 36px; }
}
@media (max-width: 370px) {
  .site-nav:has(> :nth-child(7)) > .site-nav__link,
  .site-nav:has(> :nth-child(7)) > .site-nav__more { font-size: 0.56rem; }
}

/* Very narrow phones: labels only where they fit. */
@media (max-width: 340px) {
  .site-nav__link, .site-nav__more { font-size: 0.62rem; }
  .site-nav__link::before { width: 36px; }
}

@media print {
  .app-banner, .app-hint, .more-sheet, .app-back { display: none !important; }
  body { padding-bottom: 0 !important; }
}

/* ---------- /get: getting the app on a phone ---------- */
.get-intro { display: flex; gap: 18px; align-items: center; }
.get-intro__icon { width: 72px; height: 72px; border-radius: 18px; flex: none; box-shadow: 0 2px 10px rgba(0, 0, 0, 0.12); }
.get-installed { font-weight: 600; }
.get-way__title { margin: 22px 0 8px; font-size: 1rem; display: flex; align-items: center; gap: 8px; flex-wrap: wrap; }
.get-way > .app-card__title + .get-way__title { margin-top: 6px; }
.get-badge {
  padding: 1px 9px;
  font-size: 0.72rem;
  font-weight: 700;
  color: var(--color-accent);
  background: var(--color-accent-soft);
  border-radius: 999px;
}
.get-store-line { margin: 0 0 12px; }
.get-stores__links { display: flex; flex-wrap: wrap; gap: 10px; margin: 0; }
.get-store {
  display: inline-grid;
  padding: 8px 18px;
  min-width: 170px;
  color: #fff;
  background: #111;
  border-radius: 10px;
  font-weight: 700;
  font-size: 1.15rem;
  line-height: 1.15;
  text-decoration: none;
}
.get-store__small { font-size: 0.72rem; font-weight: 500; }
.get-qr { display: flex; gap: 24px; align-items: flex-start; flex-wrap: wrap; }
.get-qr__code { width: 220px; height: 220px; border: 1px solid var(--color-border); border-radius: var(--radius); background: #fff; padding: 6px; }
.get-qr .app-steps { margin-top: 0; }
.get-url { word-break: break-all; }
.get-more > summary { cursor: pointer; font-weight: 600; }
.get-more[open] > summary { margin-bottom: 12px; }
.get-more .get-way { box-shadow: none; }
.get-foot { margin: 18px 0 0; color: var(--color-muted); font-size: 0.92rem; }
.get-poster { display: none; }

@media print {
  .page--get > *:not(main), .page--get main > *:not(.get-poster), .page--get .site-footer, .page--get .tabbar { display: none !important; }
  .page--get main > .get-poster {
    display: block !important;
    text-align: center;
    padding-top: 10mm;
    color: #000;
  }
  .get-poster__title { margin: 0; font-family: var(--font-display); font-size: 46pt; font-weight: 700; }
  .get-poster__lead { margin: 4mm 0 10mm; font-size: 22pt; }
  .get-poster__qr { width: 120mm; height: 120mm; }
  .get-poster__steps { margin: 10mm auto 4mm; max-width: 150mm; font-size: 16pt; }
  .get-poster__url { font-size: 18pt; font-weight: 700; }
}

/* ---------- /privacy ---------- */
.privacy { max-width: 46rem; }
.privacy h2 { margin: 26px 0 8px; font-family: var(--font-display); font-size: 1.25rem; }
.privacy__updated { color: var(--color-muted); font-size: 0.9rem; }
@media (max-width: 560px) {
  .get-intro { flex-direction: column; align-items: flex-start; gap: 12px; }
  .get-intro__icon { width: 56px; height: 56px; border-radius: 14px; }
  .get-qr__code { width: 180px; height: 180px; }
}