/* Set practice — styles */

:root {
  color-scheme: light dark;

  /* Card ink, sampled from a white-balanced photograph of a 1998 deck
     (tools/sample_colors.html) and pulled back slightly from the clipped
     values: the green is a teal, the purple is on the light side. */
  --set-red: #EE1C2E;
  --set-green: #05A86A;
  --set-purple: #8B3FA6;

  --bg: #ece9e2;
  --fg: #1d1d1b;
  --muted: #6b6a66;
  --surface: #ffffff;
  --line: #d8d5cd;
  --card-face: #ffffff;
  --card-edge: #cfccc4;
  --back: #43506a;
  --back-inner: rgba(255, 255, 255, 0.35);
  --accent: #2a78d6;
  --wrong: #d03b3b;
  --wrong-tint: #fbe3e3;
  --good: #0ca30c;
  --icon-neutral: #8a8984;
  --series-1: #2a78d6;
  --series-2: #eb6834;
  --neutral: #b9b5aa;
  --scrim: rgba(20, 20, 18, 0.45);

  --card-w: 120px;
  --card-h: 77px;
  --card-r: 6px;
  --gap: 10px;
}

@media (prefers-color-scheme: dark) {
  :root {
    --bg: #1b1c20;
    --fg: #e8e6df;
    --muted: #9a998f;
    --surface: #26272c;
    --line: #3a3b41;
    --card-edge: #b9b9b9;
    --back: #4c5872;
    --accent: #3987e5;
    --wrong: #e66767;
    --good: #2fb52f;
    --icon-neutral: #9a998f;
    --series-1: #3987e5;
    --series-2: #d95926;
    --neutral: #5a5b62;
    --scrim: rgba(0, 0, 0, 0.6);
  }
}

* { box-sizing: border-box; }
[hidden] { display: none !important; }

html, body {
  margin: 0;
  height: 100%;
  background: var(--bg);
  color: var(--fg);
  font: 16px/1.4 -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, Helvetica, Arial, sans-serif;
  -webkit-text-size-adjust: 100%;
  touch-action: manipulation;
  overscroll-behavior: none;
}

.svg-defs { position: absolute; width: 0; height: 0; overflow: hidden; }

#app {
  height: 100dvh;
  display: flex;
  flex-direction: column;
}

/* ---- control bar ------------------------------------------------------- */

.bar {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 12px;
  padding: 10px 16px;
  padding-top: calc(10px + env(safe-area-inset-top));
}

.status { color: var(--muted); font-variant-numeric: tabular-nums; white-space: nowrap; }
.status b { color: var(--fg); font-weight: 600; }
.status .dot { margin: 0 .5em; }

.actions { display: flex; align-items: center; gap: 8px; }

.btn {
  font: inherit;
  font-weight: 500;
  color: var(--fg);
  background: var(--surface);
  border: 1px solid var(--line);
  border-radius: 999px;
  padding: .5em 1.1em;
  cursor: pointer;
  -webkit-tap-highlight-color: transparent;
  user-select: none;
  -webkit-user-select: none;
}
.btn:hover { border-color: var(--muted); }
.btn:focus-visible { outline: 2px solid var(--accent); outline-offset: 2px; }
.btn.primary { background: var(--fg); color: var(--bg); border-color: transparent; }
.btn.icon { width: 2.5em; height: 2.5em; padding: 0; display: inline-grid; place-items: center; font-size: 1em; line-height: 1; }
.btn.danger { color: var(--wrong); }
.btn.shake { animation: shake .35s ease; }

.menu-wrap { position: relative; }
.menu {
  position: absolute;
  right: 0;
  top: calc(100% + 6px);
  min-width: 300px;
  background: var(--surface);
  border: 1px solid var(--line);
  border-radius: 12px;
  padding: 6px;
  box-shadow: 0 8px 30px rgba(0, 0, 0, 0.15);
  z-index: 5;
}
.menu-item {
  display: block;
  width: 100%;
  text-align: left;
  font: inherit;
  color: var(--fg);
  background: none;
  border: 0;
  border-radius: 8px;
  padding: 8px 10px;
  cursor: pointer;
}
.menu-item:hover, .menu-item:focus-visible { background: var(--bg); outline: none; }
.menu-help { color: var(--muted); font-size: 12px; padding: 8px 10px 4px; border-top: 1px solid var(--line); margin-top: 6px; line-height: 2; white-space: nowrap; }
kbd {
  font: 11px/1 ui-monospace, SFMono-Regular, Menlo, monospace;
  padding: 2px 5px;
  border: 1px solid var(--line);
  border-bottom-width: 2px;
  border-radius: 4px;
  color: var(--fg);
}
@media (pointer: coarse) { .menu-help { display: none; } }

/* ---- board ------------------------------------------------------------- */

.board {
  flex: 1;
  min-height: 0;
  display: grid;
  gap: var(--gap);
  place-content: center;
  padding: 12px;
  touch-action: none;
  user-select: none;
  -webkit-user-select: none;
  -webkit-touch-callout: none;
}
/* The card's height is always derived from its width, so the 3.5 x 2.25
   proportion of the physical card holds at any viewport size. */
.board[data-mode="landscape"] {
  --card-h: calc(var(--card-w) * 225 / 350);
  grid-template-rows: repeat(3, var(--card-h));
  grid-auto-flow: column;
  grid-auto-columns: var(--card-w);
}
.board[data-mode="portrait"] {
  --card-h: calc(var(--card-w) * 350 / 225);
  grid-template-columns: repeat(3, var(--card-w));
  grid-auto-flow: row;
  grid-auto-rows: var(--card-h);
}

.card {
  position: relative;
  width: var(--card-w);
  height: var(--card-h);
  flex: none;
  appearance: none;
  -webkit-appearance: none;
  padding: 0;
  margin: 0;
  border: 0;
  background: transparent;
  border-radius: var(--card-r);
  cursor: pointer;
  -webkit-tap-highlight-color: transparent;
  transition: transform .12s ease, box-shadow .12s ease;
  overflow: visible;
}
.card:focus-visible { outline: 2px solid var(--accent); outline-offset: 3px; }
.card svg { display: block; width: 100%; height: 100%; pointer-events: none; }
.board[data-mode="portrait"] .card svg {
  position: absolute;
  left: 50%;
  top: 50%;
  width: var(--card-h);
  height: var(--card-w);
  transform: translate(-50%, -50%) rotate(90deg);
}
.card-face { fill: var(--card-face); stroke: var(--card-edge); stroke-width: 1.5; }
.card-back { fill: var(--back); stroke: var(--card-edge); stroke-width: 1.5; }
.card-back-inner { stroke: var(--back-inner); }
.card-back-glyph { fill: var(--back-inner); }

.card.selected {
  transform: translateY(-4%) scale(1.03);
  box-shadow: 0 0 0 3px var(--accent), 0 6px 18px rgba(0, 0, 0, 0.18);
  z-index: 1;
}
.card.wrong {
  animation: wrong-shake .45s ease;
  box-shadow: 0 0 0 4px var(--wrong);
}
.card.wrong .card-face { fill: var(--wrong-tint); }
.card.found { animation: found .16s ease-in forwards; }
.card.dealt { animation: deal .35s ease-out; }
.card.flip { animation: flip .5s ease; }

.card .key {
  display: none;
  position: absolute;
  left: 5%;
  top: 5%;
  font: 600 12px/1 -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, sans-serif;
  color: var(--muted);
  opacity: .8;
  pointer-events: none;
}
body.kbd .card .key { display: block; }

.guess-chip {
  position: absolute;
  right: 6%;
  bottom: 7%;
  font-size: 11px;
  line-height: 1;
  padding: 5px 9px;
  border-radius: 999px;
  background: var(--surface);
  color: var(--fg);
  border: 1px solid var(--line);
  cursor: pointer;
  pointer-events: auto;
}
.board[data-mode="portrait"] .guess-chip { right: 50%; transform: translateX(50%); bottom: 5%; }

@keyframes shake {
  0%, 100% { translate: 0 0; }
  20% { translate: -5px 0; }
  40% { translate: 5px 0; }
  60% { translate: -4px 0; }
  80% { translate: 4px 0; }
}
@keyframes wrong-shake {
  0%, 100% { translate: 0 0; rotate: 0deg; }
  15% { translate: -12px 0; rotate: -1.5deg; }
  30% { translate: 12px 0; rotate: 1.5deg; }
  45% { translate: -10px 0; rotate: -1deg; }
  60% { translate: 10px 0; rotate: 1deg; }
  75% { translate: -6px 0; }
  90% { translate: 6px 0; }
}
@keyframes found {
  from { opacity: 1; transform: scale(1); }
  to { opacity: 0; transform: scale(.94); }
}
@keyframes deal {
  from { opacity: 0; transform: scale(.92); }
  to { opacity: 1; transform: scale(1); }
}
@keyframes flip {
  0% { transform: perspective(600px) rotateY(0); }
  50% { transform: perspective(600px) rotateY(90deg); }
  100% { transform: perspective(600px) rotateY(0); }
}

@media (prefers-reduced-motion: reduce) {
  .card, .btn { transition: none; }
  .card.wrong, .btn.shake, .card.dealt, .card.flip { animation: none; }
  .card.found { animation: found .01s forwards; }
  .card.wrong { animation: none; }
}

/* ---- phone layout ------------------------------------------------------- */

@media (orientation: portrait) {
  .bar {
    order: 2;
    padding-top: 10px;
    padding-bottom: calc(10px + env(safe-area-inset-bottom));
  }
  .menu { top: auto; bottom: calc(100% + 6px); }
}

/* ---- pause ---------------------------------------------------------------- */

body.paused #app { filter: blur(14px); }
.pause-overlay {
  position: fixed;
  inset: 0;
  z-index: 9;
  display: grid;
  place-items: center;
  background: color-mix(in srgb, var(--bg) 55%, transparent);
  -webkit-backdrop-filter: blur(14px);
  backdrop-filter: blur(14px);
  cursor: pointer;
  user-select: none;
  -webkit-user-select: none;
}
.pause-card { text-align: center; }
.pause-title { font-size: 28px; font-weight: 600; letter-spacing: .01em; }
.pause-hint { color: var(--muted); margin-top: 6px; }

/* ---- overlays ----------------------------------------------------------- */

.overlay {
  position: fixed;
  inset: 0;
  z-index: 10;
  background: var(--scrim);
  display: flex;
  align-items: center;
  justify-content: center;
  padding: 16px;
}
.overlay.scroll { align-items: flex-start; overflow-y: auto; -webkit-overflow-scrolling: touch; }

.sheet, .page {
  background: var(--surface);
  color: var(--fg);
  border-radius: 16px;
  padding: 20px;
  width: min(460px, 100%);
  box-shadow: 0 16px 50px rgba(0, 0, 0, 0.25);
}
.page { width: min(760px, 100%); margin: 8px auto 24px; }
.sheet h2, .page h2 { margin: 0 0 6px; font-size: 20px; font-weight: 600; }
.muted { color: var(--muted); margin: 0 0 14px; }
.sheet-actions { display: flex; justify-content: flex-end; gap: 8px; margin-top: 18px; flex-wrap: wrap; }
.page-head { display: flex; align-items: center; justify-content: space-between; margin-bottom: 8px; }
.page-foot { margin-top: 24px; display: flex; justify-content: flex-end; }

@media (orientation: portrait) and (max-width: 600px) {
  .overlay:not(.scroll) { align-items: flex-end; padding: 0; }
  .overlay:not(.scroll) .sheet {
    width: 100%;
    border-radius: 16px 16px 0 0;
    padding-bottom: calc(20px + env(safe-area-inset-bottom));
  }
}

/* ---- guess panel --------------------------------------------------------- */

.guess-rows { display: grid; gap: 10px; }
.guess-row {
  display: grid;
  grid-template-columns: 4.5em repeat(3, 1fr) 1.4em;
  align-items: center;
  gap: 8px;
}
.guess-row .label { color: var(--muted); font-size: 14px; }
.choice {
  border: 1px solid var(--line);
  border-radius: 10px;
  background: var(--card-face);
  aspect-ratio: 3 / 2;
  padding: 6%;
  cursor: pointer;
  display: grid;
  place-items: center;
  -webkit-tap-highlight-color: transparent;
}
.choice svg { height: 100%; max-width: 100%; }
.choice[aria-pressed="true"] { box-shadow: 0 0 0 2px var(--accent); border-color: transparent; }
.choice.actual { box-shadow: 0 0 0 2px var(--good); border-color: transparent; }
.choice.actual[aria-pressed="true"] { box-shadow: 0 0 0 2px var(--good), 0 0 0 5px var(--accent); }
.choice:disabled { cursor: default; opacity: .9; }
.guess-row .mark { text-align: center; font-weight: 600; }
.mark.ok { color: var(--good); }
.mark.no { color: var(--wrong); }
.guess-result { margin-top: 14px; font-weight: 500; }

/* ---- summary & stats ----------------------------------------------------- */

.kv { display: grid; grid-template-columns: 1fr auto; gap: 6px 16px; margin: 0; }
.kv dt { color: var(--muted); }
.kv dd { margin: 0; text-align: right; font-variant-numeric: tabular-nums; }
.kv .sub { color: var(--muted); font-size: 13px; }

.tiles { display: grid; grid-template-columns: repeat(auto-fit, minmax(140px, 1fr)); gap: 10px; margin: 8px 0 20px; }
.tile { border: 1px solid var(--line); border-radius: 12px; padding: 12px 14px; }
.tile .v { display: block; font-size: 24px; font-weight: 600; font-variant-numeric: tabular-nums; }
.tile .l { color: var(--muted); font-size: 13px; }

.section { margin: 22px 0; }
.section h3 { font-size: 15px; font-weight: 600; margin: 0 0 4px; }
.section .hint { color: var(--muted); font-size: 13px; margin: 0 0 10px; }

.legend { display: flex; gap: 16px; color: var(--muted); font-size: 13px; margin-bottom: 8px; }
.legend i { display: inline-block; width: 10px; height: 10px; border-radius: 2px; margin-right: 6px; vertical-align: -1px; }

.hbars { display: grid; gap: 6px; }
.hbar { display: grid; grid-template-columns: 6.5em 1fr 6.5em; align-items: center; gap: 10px; font-variant-numeric: tabular-nums; }
.hbar .l { color: var(--muted); font-size: 14px; }
.track { height: 12px; position: relative; }
.fill { position: absolute; left: 0; top: 0; height: 100%; border-radius: 0 4px 4px 0; min-width: 2px; }
.hbar .v { font-size: 14px; }
.hbar .v small { color: var(--muted); }
.hbar.pair { grid-template-rows: auto auto; }
.hbar.pair .l { grid-row: 1 / span 2; }
.attr-group { display: grid; grid-template-columns: 8.5em 1fr; gap: 10px; align-items: center; padding: 6px 0; border-top: 1px solid var(--line); }
.attr-group:first-of-type { border-top: 0; }
.attr-group .l { color: var(--fg); font-size: 14px; font-weight: 500; line-height: 1.35; }
.tag { display: inline-block; font-size: 11px; font-weight: 500; color: var(--muted); border: 1px solid var(--line); border-radius: 999px; padding: 1px 7px; margin-top: 3px; white-space: nowrap; }
.tag.fav { color: var(--series-1); border-color: var(--series-1); }
.tag.dis { color: var(--series-2); border-color: var(--series-2); }
.attr-group .pair { display: grid; gap: 5px; }
.attr-group .row { display: grid; grid-template-columns: 1fr 7em; gap: 10px; align-items: center; }
.attr-group .row .track { height: 10px; }
.attr-group .row .v { font-size: 13px; font-variant-numeric: tabular-nums; }
.attr-group .row .v small { color: var(--muted); }

.table { width: 100%; border-collapse: collapse; font-size: 14px; font-variant-numeric: tabular-nums; }
.table th, .table td { padding: 6px 8px; border-bottom: 1px solid var(--line); text-align: left; white-space: nowrap; }
.table th { color: var(--muted); font-weight: 500; font-size: 12px; text-transform: uppercase; letter-spacing: .04em; }
.table .num { text-align: right; }
.table tr.dim { color: var(--muted); }
.table-wrap { overflow-x: auto; }

.sparkline { display: block; width: 100%; height: 56px; margin: 6px 0 10px; }
.sparkline path { fill: none; stroke: var(--series-1); stroke-width: 2; stroke-linejoin: round; stroke-linecap: round; }
.sparkline circle { fill: var(--series-1); }

.empty { color: var(--muted); padding: 24px 0; text-align: center; }