:root {
  --felt: #0b3d24;
  --felt-light: #1f6b3d;
  --guide: #3d8f55;
  --ink: #f4ffe8;
  --prompt: #ff2a2a;
  --gold: #ffd24a;
  --gold-deep: #e09a12;
  --guide-card: clamp(92px, 22vw, 168px);
  --hand-card: clamp(48px, 12vw, 108px);
  --safe-t: env(safe-area-inset-top, 0px);
  --safe-b: env(safe-area-inset-bottom, 0px);
  --safe-l: env(safe-area-inset-left, 0px);
  --safe-r: env(safe-area-inset-right, 0px);
}

* { box-sizing: border-box; }

html, body {
  margin: 0;
  height: 100%;
  height: 100dvh;
  background: #062415;
  color: var(--ink);
  font-family: "Gowun Dodum", sans-serif;
  overscroll-behavior: none;
  -webkit-tap-highlight-color: transparent;
}

#table {
  min-height: 100%;
  min-height: 100dvh;
  display: grid;
  grid-template-rows: auto 1fr auto;
  background:
    radial-gradient(1200px 500px at 50% -10%, #1a6a3c 0%, transparent 55%),
    repeating-linear-gradient(0deg, rgba(255,255,255,.03) 0 2px, transparent 2px 8px),
    var(--felt);
  overflow: hidden;
  padding:
    var(--safe-t)
    var(--safe-r)
    var(--safe-b)
    var(--safe-l);
}

.hud {
  display: flex;
  justify-content: center;
  width: 100%;
  padding: 1.8rem 1.5rem 0;
  font-family: "Jua", sans-serif;
  font-size: clamp(1.2rem, 3.4vw, 2.2rem);
  letter-spacing: .04em;
  text-shadow: 0 2px 0 #04150c;
}

.hud-item {
  display: flex;
  justify-content: center;
  align-items: baseline;
  gap: .5rem;
  width: min(42vw, 12rem);
}
.hud-label { opacity: .85; }
.hud-item span:last-child { min-width: 4.5ch; text-align: left; }

.board {
  display: grid;
  grid-template-columns: 1fr auto 1fr;
  align-items: center;
  justify-items: center;
  width: 100%;
  padding: 0 1rem;
  min-height: 0;
}

#prompt {
  position: absolute;
  left: 0;
  top: 0;
  margin: 0;
  font-family: "Jua", sans-serif;
  font-size: clamp(1.15rem, 3.2vw, 2.2rem);
  color: var(--prompt);
  text-shadow: 2px 3px 0 #3a0000;
  white-space: nowrap;
  transform-origin: right bottom;
  transform: translate(-132px, -82px) rotate(-18deg);
  pointer-events: none;
}

.guide {
  position: relative;
  grid-column: 2;
  display: flex;
  gap: clamp(.6rem, 1.6vw, 1.2rem);
  padding: clamp(.7rem, 1.8vw, 1.2rem) clamp(.8rem, 2vw, 1.4rem);
  background: var(--guide);
  border-radius: 8px;
  box-shadow: inset 0 0 0 4px #2f7544, 0 10px 24px rgba(0,0,0,.28);
}

.card {
  width: var(--guide-card);
  height: auto;
  aspect-ratio: 249 / 325;
  object-fit: contain;
  background: #fff;
  border-radius: 12px;
  cursor: pointer;
  user-select: none;
  -webkit-user-drag: none;
  touch-action: manipulation;
  transition: transform .12s ease, filter .12s ease;
}

@media (hover: hover) and (pointer: fine) {
  .hand .card:hover { transform: translateY(-8px) rotate(-2deg); }
}

.hand .card:active { transform: translateY(-2px) scale(.98); }
.card.wrong { animation: shake .35s; }
.card.gone { visibility: hidden; pointer-events: none; }

.dropzone {
  width: var(--guide-card);
  aspect-ratio: 249 / 325;
  border-radius: 12px;
  background: #7fbf88;
  box-shadow: inset 0 0 0 3px rgba(255,255,255,.18);
  display: grid;
  place-items: center;
}

.dropzone .card { cursor: default; }

.tray {
  display: grid;
  grid-template-columns: 1fr auto 1fr;
  align-items: center;
  width: 100%;
  padding: 0 1rem 1.2rem;
  gap: .6rem 0;
}

.hand {
  grid-column: 2;
  display: flex;
  justify-content: center;
  align-items: center;
  gap: clamp(.28rem, 1vw, .55rem);
  padding: .55rem .65rem;
  background: rgba(0,0,0,.18);
  border-radius: 6px;
  width: min(720px, calc(100% - 2rem));
}

.hand .card {
  flex: 1 1 0;
  width: auto;
  min-width: 0;
  max-width: var(--hand-card);
}

.refresh {
  font-family: "Jua", sans-serif;
  font-size: clamp(1rem, 2.4vw, 1.7rem);
  color: #2a2208;
  background: linear-gradient(#ffe789, var(--gold) 45%, var(--gold-deep));
  border: 0;
  border-radius: 1.2rem;
  padding: .8rem 1.1rem;
  min-width: 7.4rem;
  min-height: 44px;
  box-shadow: 0 4px 0 #9a6a0a, 0 8px 16px rgba(0,0,0,.25);
  cursor: pointer;
  touch-action: manipulation;
}

.refresh:hover { filter: brightness(1.05); }
.refresh:active { transform: translateY(3px); box-shadow: 0 1px 0 #9a6a0a; }

.tray .refresh {
  grid-column: 3;
  justify-self: start;
  margin-left: 1.2rem;
}

.overlay {
  position: fixed;
  inset: 0;
  background: rgba(4, 18, 10, .72);
  display: grid;
  place-items: center;
  z-index: 5;
  padding: 1rem;
  padding-top: calc(1rem + var(--safe-t));
  padding-bottom: calc(1rem + var(--safe-b));
}

.overlay[hidden] { display: none; }

.panel {
  background: #14532d;
  border: 4px solid #f3d36a;
  border-radius: 18px;
  padding: 1.6rem 1.6rem 1.8rem;
  text-align: center;
  width: min(92vw, 400px);
  box-shadow: 0 16px 40px rgba(0,0,0,.4);
}

.panel h1 {
  font-family: "Jua", sans-serif;
  margin: 0 0 .6rem;
  font-size: clamp(1.6rem, 5vw, 2.2rem);
}

.panel p { margin: 0 0 1.2rem; font-size: clamp(1rem, 3.4vw, 1.15rem); }

@keyframes shake {
  25% { transform: translateX(-8px); }
  75% { transform: translateX(8px); }
}

/* Tablet */
@media (max-width: 1100px) {
  #prompt {
    transform: translate(-96px, -64px) rotate(-16deg);
  }
  .tray .refresh { margin-left: .8rem; }
}

/* Phone / small tablet portrait */
@media (max-width: 820px) {
  .hud { padding-top: 1.4rem; }
  .hud-item { width: 40vw; }

  .board {
    grid-template-columns: 1fr;
    padding: 1.8rem .75rem .4rem;
  }

  .guide { grid-column: 1; }

  #prompt {
    left: 50%;
    top: 0;
    transform-origin: center bottom;
    transform: translate(-50%, calc(-100% - 8px)) rotate(-4deg);
    font-size: clamp(1.2rem, 5.2vw, 1.7rem);
  }

  .tray {
    grid-template-columns: 1fr;
    justify-items: center;
    padding: .2rem .75rem calc(.9rem + var(--safe-b));
  }

  .hand,
  .tray .refresh {
    grid-column: 1;
  }

  .hand { width: 100%; max-width: 640px; }

  .tray .refresh {
    justify-self: center;
    margin: .15rem 0 0;
    min-width: min(70vw, 16rem);
  }
}

/* Narrow phones */
@media (max-width: 430px) {
  :root {
    --guide-card: clamp(86px, 34vw, 140px);
    --hand-card: 72px;
  }
  .guide { gap: .5rem; padding: .55rem .6rem; }
  .hand { gap: .22rem; padding: .4rem .4rem; }
}

/* Landscape phones / short screens */
@media (max-height: 520px) and (orientation: landscape) {
  :root {
    --guide-card: min(22vh, 112px);
    --hand-card: min(16vh, 72px);
  }

  .hud {
    padding: .85rem 1rem 0;
    font-size: 1.15rem;
  }

  .board {
    grid-template-columns: 1fr auto 1fr;
    padding: .2rem .8rem;
  }

  .guide { grid-column: 2; padding: .35rem .5rem; gap: .45rem; }

  #prompt {
    left: 0;
    top: 0;
    transform-origin: right bottom;
    transform: translate(-72px, -36px) rotate(-16deg);
    font-size: 1.15rem;
  }

  .tray {
    grid-template-columns: 1fr auto 1fr;
    padding: .15rem .8rem calc(.4rem + var(--safe-b));
  }

  .hand { grid-column: 2; width: auto; max-width: none; }
  .tray .refresh {
    grid-column: 3;
    justify-self: start;
    margin-left: .7rem;
    min-width: 7rem;
    padding: .45rem .8rem;
  }
}