/* ============================================================
   talktiles — the speaking tile. Midnight navy + coral sound-arcs.
   System sans only, no serif or display faces anywhere.
   Light + dark via custom properties; both AA-legible.
   ============================================================ */

:root {
  /* dark (default) */
  --bg:        #0E1A2B;   /* midnight navy */
  --bg2:       #0B1524;
  --tile:      #1B2C47;   /* deep slate tile face */
  --tile2:     #22345A;
  --tile-hi:   #24375A;
  --line:      #2C3F5F;
  --ink:       #F4EFE6;   /* warm off-white */
  --ink-dim:   #B9C3D2;
  --coral:     #FF6B57;   /* speak actions, sound-arcs, active strip */
  --coral-press:#E0503D;
  --coral-ink: #2A0E09;   /* text on coral (AA on #FF6B57) */
  --danger:    #FF7A66;   /* AA as text on navy bg (6.85:1) and tile (5.49:1) */
  --danger-ink:#2A0E09;   /* dark text on the light-red danger fill (7.06:1) */

  /* Fitzgerald key edge-stripes (muted, 4px) — mirrors data/corpus.js FITZ */
  --fitz-people:     #C9A227;
  --fitz-action:     #6E8B5B;
  --fitz-descriptor: #5B7C99;
  --fitz-noun:       #C0703B;
  --fitz-social:     #C08497;
  --fitz-question:   #8A6FB0;
  --fitz-misc:       #8A9299;

  --sans: -apple-system, "Segoe UI", Roboto, "Noto Sans", system-ui, Helvetica, Arial, sans-serif;

  --radius: 16px;
  --radius-sm: 10px;
  --wrap: 1160px;
  --tile-min: 104px;
  --ease: cubic-bezier(0.22, 0.61, 0.36, 1);
  --shadow: 0 16px 40px -26px rgba(0,0,0,0.8);
}

@media (prefers-color-scheme: light) {
  :root {
    --bg:        #FAF6EF;  /* warm paper */
    --bg2:       #F1EADF;
    --tile:      #FFFFFF;
    --tile2:     #FBF7F0;
    --tile-hi:   #FFF3EE;
    --line:      #16263E;  /* navy borders */
    --ink:       #16263E;  /* navy text */
    --ink-dim:   #4A5A70;
    --coral:     #C13B27;  /* darker coral: AA as white-on (5.35) and on-paper text (4.97) */
    --coral-press:#A83322;
    --coral-ink: #FFFFFF;
    --danger:    #C23E2C;
    --danger-ink:#FFFFFF;
    --shadow: 0 14px 34px -26px rgba(22,38,62,0.4);
  }
}

* { box-sizing: border-box; }
[hidden] { display: none !important; }
html { -webkit-text-size-adjust: 100%; }
body {
  margin: 0;
  background: var(--bg);
  color: var(--ink);
  font-family: var(--sans);
  font-size: 16px;
  line-height: 1.5;
  font-variant-numeric: tabular-nums;
  -webkit-font-smoothing: antialiased;
  text-rendering: optimizeLegibility;
}
body.modal-open { overflow: hidden; }

h1, h2, h3 { margin: 0; font-weight: 800; letter-spacing: -0.01em; line-height: 1.12; }
p { margin: 0; }
em { font-style: normal; color: var(--coral); }

/* ambient depth so flat navy never reads dead */
body::before {
  content: ""; position: fixed; inset: 0; z-index: -1; pointer-events: none;
  background:
    radial-gradient(900px 480px at 88% -10%, rgba(255,107,87,0.10), transparent 62%),
    radial-gradient(760px 420px at 4% 2%, rgba(255,107,87,0.05), transparent 60%);
}

.skip-link {
  position: absolute; left: 12px; top: -60px;
  background: var(--coral); color: var(--coral-ink);
  padding: 10px 16px; border-radius: 10px; font-weight: 800;
  z-index: 200; transition: top 0.18s var(--ease); text-decoration: none;
}
.skip-link:focus { top: 12px; }

a:focus-visible, button:focus-visible, input:focus-visible,
select:focus-visible, [tabindex]:focus-visible,
.seg:focus-within {
  outline: 3px solid var(--coral);
  outline-offset: 2px;
  border-radius: 8px;
}

/* ============ TOP BAR ============ */
.top {
  position: sticky; top: 0; z-index: 60;
  background: color-mix(in srgb, var(--bg) 92%, transparent);
  -webkit-backdrop-filter: blur(8px); backdrop-filter: blur(8px);
  border-bottom: 1px solid var(--line);
}
.top__row {
  max-width: var(--wrap); margin: 0 auto;
  display: flex; align-items: center; justify-content: space-between;
  gap: 12px; padding: 10px 16px;
}
.brand { display: inline-flex; align-items: center; gap: 10px; text-decoration: none; color: var(--ink); }
.brand__mark { width: 34px; height: 34px; }
.brand__word { font-weight: 800; font-size: 1.15rem; letter-spacing: -0.02em; }
.top__actions { display: flex; gap: 8px; flex-wrap: wrap; }

.iconbtn {
  display: inline-flex; align-items: center; gap: 7px;
  background: var(--tile); color: var(--ink);
  border: 1px solid var(--line); border-radius: 999px;
  padding: 8px 14px; font-size: 0.9rem; font-weight: 600; cursor: pointer;
  font-family: inherit;
}
.iconbtn:hover { background: var(--tile-hi); }
.iconbtn[aria-pressed="true"] { background: var(--coral); color: var(--coral-ink); border-color: var(--coral); }
.iconbtn__glyph { font-size: 1.05rem; line-height: 1; }
@media (max-width: 560px) { .iconbtn__txt { display: none; } .iconbtn { padding: 9px 12px; } }

/* sentence strip */
.strip {
  max-width: var(--wrap); margin: 0 auto;
  padding: 10px 16px 14px;
  display: flex; gap: 12px; align-items: center; flex-wrap: wrap;
  border-top: 1px dashed var(--line);
}
.strip__tiles {
  flex: 1 1 260px; min-height: 44px;
  display: flex; gap: 8px; flex-wrap: wrap; align-items: center;
  background: var(--tile); border: 1px solid var(--line);
  border-radius: var(--radius-sm); padding: 8px 10px;
}
.strip__placeholder { color: var(--ink-dim); font-size: 0.95rem; }
.strip__controls { display: flex; gap: 8px; }

.chip {
  display: inline-flex; align-items: center; gap: 4px;
  background: var(--tile2); color: var(--ink);
  border: 1px solid var(--line);
  border-left: 4px solid var(--fitz-misc);
  border-radius: 8px; padding: 6px 10px; font-weight: 700; font-size: 0.95rem;
}

/* quick bar */
.quickbar {
  max-width: var(--wrap); margin: 0 auto;
  display: grid; grid-template-columns: repeat(6, 1fr);
  gap: 8px; padding: 8px 16px 12px;
}
@media (max-width: 560px) { .quickbar { grid-template-columns: repeat(3, 1fr); } }

/* ============ MAIN ============ */
main { max-width: var(--wrap); margin: 0 auto; padding: 18px 16px 40px; }
.pagetitle { font-size: clamp(1.5rem, 4vw, 2.15rem); font-weight: 800; letter-spacing: -0.02em; }
.lede { margin-top: 10px; max-width: 62ch; color: var(--ink-dim); font-size: 1.02rem; }
.lede strong { color: var(--ink); }

.carebar, .nag {
  display: flex; align-items: center; gap: 12px; flex-wrap: wrap;
  margin-top: 16px; padding: 12px 14px; border-radius: var(--radius-sm);
  border: 1px solid var(--coral); background: color-mix(in srgb, var(--coral) 12%, var(--bg));
  font-size: 0.95rem;
}
.carebar__dot { width: 10px; height: 10px; border-radius: 50%; background: var(--coral); flex: none;
  box-shadow: 0 0 0 4px color-mix(in srgb, var(--coral) 30%, transparent); }
.nag { border-color: var(--line); background: var(--tile); }
.carebar span, .nag span { flex: 1 1 240px; }

/* ============ CATEGORY GRID ============ */
.board { margin-top: 22px; display: flex; flex-direction: column; gap: 26px; }
.cat__head { display: flex; align-items: baseline; gap: 12px; flex-wrap: wrap; margin-bottom: 10px; }
.cat__title { font-size: 1.15rem; font-weight: 800; }
.cat__blurb { color: var(--ink-dim); font-size: 0.9rem; }

.cat__grid {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(var(--tile-min), 1fr));
  gap: 10px;
}
.cat__grid.tsz-0 { --tile-min: 84px; }
.cat__grid.tsz-1 { --tile-min: 104px; }
.cat__grid.tsz-2 { --tile-min: 132px; }

.tilewrap { position: relative; }

/* ============ THE SPEAKING TILE ============ */
.tile {
  position: relative; width: 100%;
  min-height: 96px; aspect-ratio: 1 / 1;
  display: flex; flex-direction: column; align-items: center; justify-content: center;
  gap: 4px; text-align: center;
  background: var(--tile); color: var(--ink);
  border: 1px solid var(--line);
  border-left: 4px solid var(--fitz-misc);
  border-radius: var(--radius);
  cursor: pointer; font-family: inherit;
  padding: 10px 8px;
  transition: transform 0.08s var(--ease), background 0.15s var(--ease);
  overflow: hidden;
}
.tsz-2 .tile { min-height: 128px; }
.tsz-0 .tile { min-height: 82px; }
.tile:hover { background: var(--tile-hi); }
.tile:active { transform: scale(0.96); background: var(--tile2); }
.tile--quick { aspect-ratio: auto; min-height: 72px; }

.tile__emoji { font-size: clamp(2rem, 6vw, 2.6rem); line-height: 1; }
.tile--quick .tile__emoji { font-size: 1.7rem; }
.tile__label {
  font-weight: 700; font-size: 0.9rem; letter-spacing: 0.01em;
  color: var(--ink); max-width: 100%; overflow: hidden; text-overflow: ellipsis;
  display: -webkit-box; -webkit-line-clamp: 2; -webkit-box-orient: vertical;
}
.tsz-0 .tile__label { font-size: 0.78rem; }

/* Fitzgerald edge-stripe colours */
.fitz-people     { border-left-color: var(--fitz-people); }
.fitz-action     { border-left-color: var(--fitz-action); }
.fitz-descriptor { border-left-color: var(--fitz-descriptor); }
.fitz-noun       { border-left-color: var(--fitz-noun); }
.fitz-social     { border-left-color: var(--fitz-social); }
.fitz-question   { border-left-color: var(--fitz-question); }
.fitz-misc       { border-left-color: var(--fitz-misc); }

/* sound-arcs motif — top-right, pulse when speaking */
.tile__arcs {
  position: absolute; top: 8px; right: 8px; width: 24px; height: 24px;
  opacity: 0; pointer-events: none;
}
.tile__arcs svg { width: 100%; height: 100%; }
.tile__arcs path { fill: none; stroke: var(--coral); stroke-width: 2; stroke-linecap: round; }
.tile.is-speaking { border-color: var(--coral); background: color-mix(in srgb, var(--coral) 14%, var(--tile)); }
.tile.is-speaking .tile__arcs { animation: arcs 0.65s var(--ease); }
@keyframes arcs {
  0%   { opacity: 0; transform: scale(0.6); }
  40%  { opacity: 1; }
  100% { opacity: 0; transform: scale(1.25); }
}

/* caregiver per-tile tools */
.tilewrap__tools { display: flex; gap: 4px; justify-content: center; margin-top: 5px; }
.minibtn {
  background: var(--tile2); color: var(--ink); border: 1px solid var(--line);
  border-radius: 7px; padding: 4px 8px; font-size: 0.85rem; cursor: pointer; font-family: inherit;
}
.minibtn:hover { background: var(--coral); color: var(--coral-ink); border-color: var(--coral); }

/* ============ BUTTONS ============ */
.btn {
  font-family: inherit; font-weight: 700; font-size: 0.95rem;
  border-radius: 10px; padding: 10px 16px; cursor: pointer; border: 1px solid var(--line);
  background: var(--tile); color: var(--ink);
}
.btn:hover { background: var(--tile-hi); }
.btn--primary { background: var(--coral); color: var(--coral-ink); border-color: var(--coral); }
.btn--primary:hover { background: var(--coral-press); }
.btn--ghost { background: transparent; }
.btn--danger { background: transparent; color: var(--danger); border-color: var(--danger); }
.btn--danger:hover { background: var(--danger); color: var(--danger-ink); }
.btn--full { width: 100%; margin-top: 6px; }
.btn--sm { padding: 6px 12px; font-size: 0.85rem; }
.btnrow { display: flex; gap: 8px; flex-wrap: wrap; }

/* ============ MODALS ============ */
.modal { position: fixed; inset: 0; z-index: 120; display: grid; place-items: center; padding: 16px; }
.modal[hidden] { display: none; }
.modal__scrim { position: absolute; inset: 0; background: rgba(6,12,22,0.66); }
.modal__card {
  position: relative; z-index: 1; width: min(560px, 100%);
  max-height: 88vh; overflow: auto;
  background: var(--bg); border: 1px solid var(--line);
  border-radius: var(--radius); box-shadow: var(--shadow);
}
.modal__head {
  display: flex; align-items: center; justify-content: space-between;
  padding: 16px 18px; border-bottom: 1px solid var(--line);
  position: sticky; top: 0; background: var(--bg);
}
.modal__head h2 { font-size: 1.15rem; }
.modal__x { background: none; border: none; color: var(--ink); font-size: 1.2rem; cursor: pointer; padding: 4px 8px; }
.modal__body { padding: 18px; display: flex; flex-direction: column; gap: 14px; }

.field { display: flex; flex-direction: column; gap: 6px; }
.field label { font-weight: 700; font-size: 0.92rem; }
.field__val { color: var(--ink-dim); font-weight: 500; }
.field__hint { color: var(--ink-dim); font-size: 0.85rem; }
.field__err { color: var(--danger); font-weight: 700; }
.field input[type="text"], .field select {
  font-family: inherit; font-size: 1rem; padding: 10px 12px;
  background: var(--tile); color: var(--ink); border: 1px solid var(--line); border-radius: 9px;
}
input[type="range"] { accent-color: var(--coral); width: 100%; }
.check { display: flex; gap: 10px; align-items: flex-start; font-size: 0.92rem; }
.check input { margin-top: 3px; accent-color: var(--coral); }
.rule { border: none; border-top: 1px solid var(--line); margin: 6px 0; }
.subhead { font-size: 1rem; font-weight: 800; }
.novoice-note {
  font-size: 0.85rem; color: var(--ink-dim);
  border-left: 3px solid var(--fitz-question); padding-left: 10px;
}

/* segmented control */
.segmented { display: inline-flex; background: var(--tile); border: 1px solid var(--line); border-radius: 10px; padding: 3px; gap: 3px; }
.seg { position: relative; }
.seg input { position: absolute; opacity: 0; inset: 0; cursor: pointer; }
.seg span { display: block; padding: 7px 14px; border-radius: 8px; font-weight: 700; font-size: 0.9rem; }
.seg input:checked + span { background: var(--coral); color: var(--coral-ink); }

/* emoji picker grid */
.emojigrid { display: grid; grid-template-columns: repeat(auto-fill, minmax(44px, 1fr)); gap: 6px; max-height: 200px; overflow: auto; padding: 4px; border: 1px solid var(--line); border-radius: 10px; }
.emojigrid__b { font-size: 1.5rem; background: var(--tile); border: 1px solid transparent; border-radius: 8px; padding: 6px; cursor: pointer; }
.emojigrid__b:hover { background: var(--tile-hi); }
.emojigrid__b.is-sel { border-color: var(--coral); background: color-mix(in srgb, var(--coral) 16%, var(--tile)); }
.emojicur { font-size: 1.4rem; }

/* toast */
.toast {
  position: fixed; left: 50%; bottom: 22px; transform: translateX(-50%) translateY(12px);
  background: var(--tile); color: var(--ink); border: 1px solid var(--coral);
  border-radius: 10px; padding: 10px 16px; font-weight: 700; z-index: 300;
  opacity: 0; transition: opacity 0.2s var(--ease), transform 0.2s var(--ease); box-shadow: var(--shadow);
}
.toast.show { opacity: 1; transform: translateX(-50%) translateY(0); }

/* ============ FOOTER ============ */
.foot { border-top: 1px solid var(--line); margin-top: 30px; }
.foot__inner { max-width: var(--wrap); margin: 0 auto; padding: 22px 16px 34px; }
.foot__disclaimer { color: var(--ink-dim); font-size: 0.9rem; max-width: 78ch; }
.foot__disclaimer strong { color: var(--ink); }
.foot__verified { color: var(--coral); font-weight: 700; }
.foot__meta { margin-top: 12px; color: var(--ink-dim); font-size: 0.82rem; display: flex; gap: 8px; flex-wrap: wrap; }
.foot__dot { opacity: 0.5; }

/* ============ REDUCED MOTION ============ */
@media (prefers-reduced-motion: reduce) {
  * { animation-duration: 0.001ms !important; transition-duration: 0.001ms !important; }
  .tile.is-speaking .tile__arcs { opacity: 1; }
}

/* ============ PRINT — paper backup ============ */
@media print {
  :root {
    --bg: #fff; --tile: #fff; --tile2: #fff; --ink: #000; --ink-dim: #333; --line: #000; --coral: #000; --coral-ink: #fff;
  }
  body::before, .top__actions, .strip__controls, .carebar, .nag, .modal, .toast, .tilewrap__tools, .lede { display: none !important; }
  .top { position: static; border: none; }
  .quickbar { grid-template-columns: repeat(6, 1fr); }
  .tile { border: 1.5px solid #000; box-shadow: none; page-break-inside: avoid; }
  .tile__arcs { display: none; }
  .cat { page-break-inside: avoid; }
  .pagetitle { font-size: 1.4rem; }
  a[href]::after { content: ""; }
  .foot__meta { display: none; }
}