@import url("tokens-ember.css");

@font-face {
  font-family: "Fraunces";
  font-style: normal;
  font-weight: 600;
  font-display: swap;
  src: url("../../assets/fonts/Fraunces144ptSoft-SemiBold.woff2") format("woff2");
}

@font-face {
  font-family: "IBM Plex Sans";
  font-style: normal;
  font-weight: 400 600;
  font-display: swap;
  src: url("../../assets/fonts/IBMPlexSans-Regular.woff2") format("woff2");
}

* { box-sizing: border-box; }
button { font: inherit; }
.visually-hidden { clip: rect(0 0 0 0); clip-path: inset(50%); height: 1px; overflow: hidden; position: absolute; white-space: nowrap; width: 1px; }

html { color-scheme: dark; }
body {
  background: var(--cn-color-ink);
  color: var(--cn-color-canvas);
  font-family: "IBM Plex Sans", Arial, sans-serif;
  margin: 0;
  min-width: 320px;
}

.game-shell { margin: 0 auto; max-width: 1080px; padding: clamp(1rem, 3vw, 2rem) clamp(.875rem, 3vw, 2rem) 3rem; }
.game-header { align-items: end; display: flex; gap: 1rem 2rem; justify-content: space-between; margin-bottom: 1.1rem; }
.eyebrow { color: var(--cn-color-canvas); font-size: .9rem; font-weight: 600; letter-spacing: .08em; margin: 0 0 .45rem; text-transform: uppercase; }
h1, h2 { font-family: Fraunces, Georgia, serif; font-weight: 600; margin: 0; }
h1 { font-size: clamp(2rem, 5vw, 3.4rem); letter-spacing: -.04em; line-height: .95; }
.tagline { color: var(--cn-color-canvas); margin: .5rem 0 0; }
.scoreboard { display: flex; gap: clamp(.7rem, 3vw, 2rem); text-align: right; }
.scoreboard div { display: grid; gap: .15rem; min-width: 4rem; }
.scoreboard span { color: var(--cn-color-canvas); font-size: .9rem; font-weight: 600; letter-spacing: .08em; text-transform: uppercase; }
.scoreboard strong { color: var(--cn-color-canvas); font-size: 1.2rem; font-variant-numeric: tabular-nums; font-weight: 600; }

.play-wrap {
  background: var(--cn-color-ink);
  border: var(--cn-stroke) solid var(--cn-color-amber);
  overflow: hidden;
  position: relative;
}
.stage-frame {
  aspect-ratio: 960 / 640;
  background: var(--cn-game-field);
  /* Width must be definite. min-height + aspect-ratio with width:auto
     transfers the floor into a 432px stage that overflow:hidden clips. */
  max-width: 100%;
  min-height: 18rem;
  min-width: 0;
  position: relative;
  width: 100%;
}
.stage-frame::before {
  background-image: linear-gradient(var(--cn-game-grid), var(--cn-game-grid));
  background-size: 100% 90px;
  content: "";
  inset: 0;
  opacity: .11;
  pointer-events: none;
  position: absolute;
}

.phase-plate {
  color: var(--cn-game-edge);
  font-family: Fraunces, Georgia, serif;
  font-size: clamp(1.15rem, 3.4vw, 2rem);
  letter-spacing: -.03em;
  margin: 0;
  padding: 1rem 1rem 0;
  position: relative;
  text-align: center;
  z-index: 1;
}
.stage-frame[data-phase="watch"] .phase-plate { color: var(--cn-game-shield); }
.stage-frame[data-phase="repeat"] .phase-plate { color: var(--cn-game-player); }
.stage-frame[data-phase="clear"] .phase-plate { color: var(--cn-game-bloom); }
.stage-frame[data-phase="over"] .phase-plate { color: var(--cn-game-threat); }

.rack { inset: 3.4rem 7.5rem 1.2rem 1.2rem; position: absolute; }
.beam {
  background: var(--cn-color-ink);
  border: var(--cn-stroke-small) solid var(--cn-game-edge);
  height: 14px;
  margin: 0 4%;
}
.chime-row {
  align-items: start;
  display: grid;
  gap: .6rem;
  grid-template-columns: repeat(4, minmax(0, 1fr));
  height: calc(100% - 14px);
  padding: 0 2%;
}
.chime {
  align-items: center;
  background: transparent;
  border: 0;
  color: var(--cn-game-edge);
  cursor: pointer;
  display: flex;
  flex-direction: column;
  min-height: 2.75rem;
  min-width: 2.75rem;
  padding: 0;
  touch-action: manipulation;
}
.chime:disabled { cursor: default; }
.chime:focus-visible, .chime.focused:not(:disabled) {
  outline: var(--cn-stroke) solid var(--cn-game-player);
  outline-offset: 4px;
}
.cord {
  background: var(--cn-game-edge);
  display: block;
  height: 18px;
  width: 2px;
}
.tube {
  border: var(--cn-stroke) solid var(--cn-game-edge);
  border-radius: 0 0 1.1rem 1.1rem;
  box-shadow: inset 0 10px 0 rgb(246 242 231 / .18);
  display: block;
  width: min(3.4rem, 72%);
}
.tube-0 { background: var(--cn-game-player); height: 42%; min-height: 4.2rem; }
.tube-1 { background: var(--cn-game-shield); height: 52%; min-height: 5rem; }
.tube-2 { background: var(--cn-game-bloom); height: 64%; min-height: 5.8rem; }
.tube-3 { background: var(--cn-game-edge); height: 76%; min-height: 6.6rem; }
.chime-key {
  color: var(--cn-game-edge);
  font-size: .95rem;
  font-weight: 600;
  margin-top: .35rem;
}
.chime.lit .tube {
  box-shadow: 0 0 0 4px var(--cn-game-player), inset 0 10px 0 rgb(246 242 231 / .28);
  filter: brightness(1.18);
}
.chime.struck .tube { box-shadow: 0 0 0 3px var(--cn-game-bloom); }
.chime.wrong .tube { box-shadow: 0 0 0 4px var(--cn-game-threat); }
.chime.lit .chime-key, .chime.struck .chime-key { color: var(--cn-game-player); }

.hourglass {
  --sand: 1;
  align-items: center;
  display: flex;
  flex-direction: column;
  pointer-events: none;
  position: absolute;
  right: .7rem;
  top: 3.6rem;
  width: 4.4rem;
  z-index: 1;
}
.glass-cap { background: var(--cn-color-ink); border: var(--cn-stroke-small) solid var(--cn-game-edge); height: 8px; width: 2.4rem; }
.bulb {
  background: rgb(14 20 39 / .45);
  border: var(--cn-stroke-small) solid var(--cn-game-edge);
  height: 3.1rem;
  overflow: hidden;
  position: relative;
  width: 2.6rem;
}
.bulb-top { border-radius: .2rem .2rem 1.3rem 1.3rem; }
.bulb-bottom { border-radius: 1.3rem 1.3rem .2rem .2rem; }
.neck { background: var(--cn-game-edge); height: 10px; width: 8px; }
.sand { background: var(--cn-game-player); display: block; position: absolute; width: 100%; }
.sand-top {
  bottom: 0;
  height: calc(var(--sand) * 100%);
}
.sand-bottom {
  bottom: 0;
  height: calc((1 - var(--sand)) * 86% + 8%);
}
.glass-label {
  color: var(--cn-game-edge);
  font-size: .72rem;
  font-weight: 600;
  letter-spacing: .08em;
  margin-top: .35rem;
  text-transform: uppercase;
}
.stage-frame:not([data-phase="repeat"]):not([data-phase="paused"]) .hourglass { opacity: .42; }

.start-card, .status-card, .pause-card, .loading-card, .error-card {
  background: var(--cn-color-ink);
  border: var(--cn-stroke) solid var(--cn-color-amber);
  left: 50%;
  max-width: 26rem;
  padding: 1.5rem;
  position: absolute;
  text-align: center;
  top: 50%;
  transform: translate(-50%, -50%);
  width: calc(100% - 2rem);
  z-index: 3;
}
.start-card h2, .status-card h2, .pause-card h2, .loading-card h2, .error-card h2 {
  color: var(--cn-color-canvas);
  font-size: clamp(1.1rem, 3vw, 1.6rem);
  margin-bottom: .75rem;
}
.start-card p:not(.eyebrow), .status-card p:not(.eyebrow), .pause-card p:not(.eyebrow), .loading-card p:not(.eyebrow), .error-card p:not(.eyebrow) {
  color: var(--cn-color-canvas);
  font-size: .9rem;
  line-height: 1.5;
  margin: 0 0 1.2rem;
}
[hidden] { display: none !important; }

.primary-button, .touch-controls button {
  background: var(--cn-color-amber);
  border: var(--cn-stroke) solid var(--cn-color-ink);
  color: var(--cn-color-canvas);
  cursor: pointer;
  font-size: 1rem;
  font-weight: 600;
  min-height: 2.75rem;
  padding: .5rem 1rem;
}
.primary-button:hover, .touch-controls button:hover,
.primary-button:focus-visible, .touch-controls button:focus-visible {
  background: var(--cn-color-canvas);
  color: var(--cn-color-ink);
  outline: var(--cn-stroke) solid var(--cn-color-amber);
  outline-offset: 3px;
}

.controls-bar { align-items: center; display: grid; gap: 1rem; grid-template-columns: 1fr auto; margin: 1.4rem 0 2rem; }
.phase-hint { color: var(--cn-color-canvas); font-size: .9rem; line-height: 1.45; margin: 0; max-width: 42ch; }
.touch-controls { display: flex; flex-wrap: wrap; gap: .5rem; justify-content: end; }
.touch-controls button { background: var(--cn-color-ink); border-color: var(--cn-color-amber); color: var(--cn-color-canvas); }

.instructions { border-top: var(--cn-stroke-small) solid var(--cn-color-amber); display: grid; gap: 1.1rem 2rem; grid-template-columns: 1fr 1fr; padding-top: 1.35rem; }
.instructions h2 { color: var(--cn-color-canvas); font-size: clamp(1.1rem, 3vw, 1.6rem); }
.control-list { display: grid; gap: .6rem 1.1rem; grid-template-columns: 1fr 1fr; margin: 0; }
.control-list div { align-items: center; display: flex; gap: .55rem; justify-content: space-between; }
.control-list dt { white-space: nowrap; }
.control-list dd { color: var(--cn-color-canvas); margin: 0; text-align: right; }
kbd {
  background: var(--cn-color-ink);
  border: var(--cn-stroke-small) solid var(--cn-color-canvas);
  color: var(--cn-color-canvas);
  display: inline-block;
  font-size: .85rem;
  min-width: 1.55em;
  padding: .16em .32em;
  text-align: center;
}
.instruction-note { color: var(--cn-color-canvas); font-size: .9rem; grid-column: 1 / -1; line-height: 1.5; margin: 0; }
.footer-note { color: var(--cn-color-canvas); font-size: .9rem; margin: 1.8rem 0 0; }
.footer-note a { color: var(--cn-color-canvas); }

@media (max-width: 700px) {
  .game-header { align-items: start; flex-direction: column; }
  .scoreboard { text-align: left; }
  .rack { inset: 3.2rem .6rem 4.6rem .6rem; }
  .hourglass { bottom: .45rem; flex-direction: row; gap: .35rem; right: .6rem; top: auto; width: auto; }
  .hourglass .bulb, .hourglass .glass-cap { display: none; }
  .neck {
    background: var(--cn-game-ink, var(--cn-color-ink));
    border: var(--cn-stroke-small) solid var(--cn-game-edge);
    border-radius: 999px;
    height: 10px;
    overflow: hidden;
    position: relative;
    width: 7rem;
  }
  .neck::after {
    background: var(--cn-game-player);
    content: "";
    height: 100%;
    left: 0;
    position: absolute;
    top: 0;
    width: calc(var(--sand) * 100%);
  }
  .controls-bar { grid-template-columns: 1fr; }
  .touch-controls { justify-content: start; }
  .touch-controls button { flex: 1 1 6rem; }
  .instructions { grid-template-columns: 1fr; }
}
@media (max-width: 410px) {
  .game-shell { padding-inline: .7rem; }
  .control-list { gap: .55rem .45rem; }
  .control-list div { align-items: start; flex-direction: column; gap: .2rem; }
  .control-list dd { text-align: left; }
}

@media (prefers-reduced-motion: reduce) {
  *, *::before, *::after { animation-duration: .01ms !important; scroll-behavior: auto !important; transition-duration: .01ms !important; }
  .chime.lit .tube {
    box-shadow: none;
    filter: none;
    outline: var(--cn-stroke) solid var(--cn-game-player);
    outline-offset: 3px;
  }
  .chime.struck .tube { box-shadow: none; outline: var(--cn-stroke) solid var(--cn-game-bloom); outline-offset: 3px; }
  .chime.wrong .tube { box-shadow: none; outline: var(--cn-stroke) solid var(--cn-game-threat); outline-offset: 3px; }
}