:root {
  color-scheme: dark;
  font-family: "Geist", "Segoe UI", system-ui, sans-serif;
  background: #10111d;
  color: #f5f6ff;
  --card: #191b2a;
  --border: #303249;
  --muted: #b1b5cf;
  --mint: #70f3cc;
  --ink: #101f25;
}
* { box-sizing: border-box; }
[hidden] { display: none !important; }
body {
  margin: 0;
  min-height: 100vh;
  background: radial-gradient(ellipse at 30% 0, #24213f 0, transparent 52%), #10111d;
}
button, input { font: inherit; }
button { cursor: pointer; }
button:disabled { cursor: default; opacity: .5; }
button:focus-visible, input:focus-visible { outline: 2px solid var(--mint); outline-offset: 3px; }
button, input { min-height: 46px; border-radius: 10px; }
button { font-weight: 700; touch-action: manipulation; }
p, h1, h2 { margin: 0; }
.shell {
  width: min(100%, 920px);
  margin: auto;
  padding: max(8px, env(safe-area-inset-top)) max(12px, env(safe-area-inset-right)) max(12px, env(safe-area-inset-bottom)) max(12px, env(safe-area-inset-left));
}
.top { display: flex; align-items: center; gap: 10px; min-height: 42px; margin-bottom: 12px; }
.brand { display: flex; align-items: center; gap: 8px; font-size: 17px; font-weight: 800; margin-right: auto; white-space: nowrap; }
.mark { display: grid; grid-template-columns: repeat(2, 7px); gap: 2px; transform: rotate(-12deg); }
.mark i { width: 7px; height: 7px; border-radius: 2px; background: var(--mint); }
.mark i:first-child { grid-column: 2; }
.status { display: flex; align-items: center; gap: 5px; color: var(--muted); font-size: 12px; }
.status i { width: 7px; height: 7px; border-radius: 50%; background: #ffbf73; }
.status[data-online="true"] i { background: var(--mint); }
.quiet { background: transparent; border: 0; color: var(--muted); }
.quiet:hover { color: white; }
#leave { min-height: 38px; padding: 0 8px; font-size: 13px; }
.home { display: grid; align-items: center; gap: clamp(18px, 5vw, 64px); max-width: 800px; margin: clamp(15px, 8vh, 90px) auto 0; }
.intro { text-align: center; }
.intro h1 { font-size: clamp(47px, 9vw, 84px); line-height: .95; letter-spacing: -.075em; }
.intro em { color: var(--mint); font-style: normal; }
.intro p { color: var(--muted); line-height: 1.45; max-width: 330px; margin: 14px auto 0; }
.art {
  display: grid; place-items: center;
  width: min(165px, 34vw); aspect-ratio: 1; margin: 0 auto 18px;
  border: 1px solid #4a436a; border-radius: 24px;
  background: linear-gradient(150deg, #28263f, #151624);
  box-shadow: 0 16px 44px #09091682; transform: rotate(-7deg);
}
.art canvas { width: 95%; height: auto; }
.panel { background: var(--card); border: 1px solid var(--border); border-radius: 16px; }
.entry, .lobby { display: grid; gap: 11px; padding: clamp(16px, 4vw, 28px); }
.entry { width: min(100%, 420px); margin: auto; }
.entry label { font-weight: 700; font-size: 14px; }
input { width: 100%; min-width: 0; padding: 0 12px; background: #121421; color: white; border: 1px solid #42445b; font-size: 16px; }
input::placeholder { color: #a3a7c1; }
.primary { border: 1px solid var(--mint); background: var(--mint); color: var(--ink); padding: 0 12px; }
.secondary { border: 1px solid #535675; background: #282b40; color: white; padding: 0 12px; }
.primary:hover:not(:disabled), .secondary:hover:not(:disabled) { filter: brightness(1.12); }
.join { display: grid; grid-template-columns: minmax(0, 1fr) auto; gap: 8px; }
#code { text-transform: uppercase; }
#code::placeholder { text-transform: none; }
.divider { display: flex; align-items: center; gap: 10px; color: var(--muted); font-size: 12px; margin: 2px 0; }
.divider::before, .divider::after { content: ""; height: 1px; background: var(--border); flex: 1; }
.practice { min-height: 39px; }
.lobby { max-width: 440px; margin: 22px auto; }
.lobby h2 { font-size: 15px; margin-top: 8px; }
.muted { color: var(--muted); font-size: 14px; line-height: 1.35; }
.room-code {
  display: block; padding: 12px 8px; text-align: center; color: var(--mint);
  background: #131824; border: 1px dashed #497d76; border-radius: 10px;
  font: 800 clamp(25px, 7vw, 38px)/1.2 ui-monospace, monospace; letter-spacing: .22em;
}
.members { list-style: none; padding: 0; margin: 0; display: grid; gap: 6px; }
.members li { padding: 9px 10px; border-radius: 7px; background: #23253a; overflow-wrap: anywhere; }
.error { color: #ffaaa8; font-size: 14px; }
.notice { width: min(100%, 500px); margin: 9px auto 0; padding: 8px 10px; background: #351e2b; border-radius: 8px; }
#game { max-width: 520px; margin: auto; }
.stage { display: grid; grid-template-columns: auto minmax(0, 1fr); gap: 8px; justify-content: center; align-items: start; }
.board-frame { position: relative; overflow: hidden; border: 2px solid #4b5277; border-radius: 12px; background: #101321; box-shadow: 0 12px 28px #080a14a0; }
#board {
  display: block;
  width: clamp(106px, min(56vw, 32vh - 72px), 260px);
  width: clamp(106px, min(56vw, 50dvh - 105px), 260px);
  height: auto;
  touch-action: none;
  user-select: none;
  -webkit-user-select: none;
  -webkit-touch-callout: none;
  cursor: grab;
}
#board:active { cursor: grabbing; }
.side { display: grid; gap: 5px; min-width: 0; }
.stats { padding: 6px 8px; display: grid; gap: 3px; border-radius: 10px; }
.stats div { display: flex; justify-content: space-between; align-items: baseline; gap: 3px; }
.stats span, .previews span, .opponent-label { color: var(--muted); font-size: 11px; }
.stats strong { font-size: 14px; font-variant-numeric: tabular-nums; }
.previews { display: grid; grid-template-columns: repeat(2, minmax(0, 1fr)); gap: 3px; padding: 5px; border-radius: 10px; text-align: center; }
.previews canvas { display: block; width: min(100%, 48px); height: auto; margin: auto; }
.incoming { color: #ffbd96; background: #362533; border-radius: 7px; padding: 4px; font-size: 11px; text-align: center; }
.opponents { display: grid; grid-template-columns: repeat(2, minmax(0, 1fr)); gap: 5px; }
.opponent { background: #191b2a; border: 1px solid var(--border); border-radius: 7px; min-width: 0; padding: 3px; }
.opponent-label { overflow: hidden; white-space: nowrap; text-overflow: ellipsis; text-align: center; }
.opponent canvas { display: block; width: min(100%, 32px); height: auto; margin: 3px auto 0; }
.opponent[data-active="false"] canvas { opacity: .55; }
.overlay { position: absolute; inset: 0; display: grid; place-items: center; background: #10111dde; text-align: center; padding: 5px; }
.overlay-card { display: grid; gap: 6px; width: 100%; max-width: 175px; }
.overlay strong { font-size: clamp(17px, 4vw, 32px); line-height: 1; overflow-wrap: anywhere; }
.overlay p { color: var(--muted); font-size: 12px; overflow-wrap: anywhere; }
.controls { display: grid; grid-template-columns: repeat(3, minmax(0, 1fr)); gap: 6px; margin-top: 8px; user-select: none; -webkit-user-select: none; }
.controls button {
  display: flex; gap: 4px; align-items: center; justify-content: center;
  padding: 3px; min-height: 49px; background: #242940; color: white;
  border: 1px solid #41496e; font-size: clamp(10px, 3vw, 14px); touch-action: none;
  -webkit-touch-callout: none;
}
.controls b { font-size: 21px; line-height: 1; }
.controls .drop { background: var(--mint); color: var(--ink); border-color: var(--mint); }
.controls button:active:not(:disabled) { filter: brightness(1.25); }
.gesture-help, .keyboard { margin: 8px 0 0; text-align: center; font-size: 12px; }
.keyboard { display: none; }
.sr-only { position: absolute; width: 1px; height: 1px; overflow: hidden; clip-path: inset(50%); }
@media (min-width: 650px) {
  .home { grid-template-columns: 1fr 1fr; }
  .intro { text-align: left; }
  .intro p { margin-left: 0; }
  .art { margin-left: 10px; }
  .shell { padding-left: 24px; padding-right: 24px; }
}
@media (pointer: fine) { .keyboard { display: block; } }
@media (max-height: 610px) and (orientation: portrait) {
  .opponent canvas { width: min(100%, 22px); }
  .controls button { min-height: 45px; }
}
@media (max-height: 540px) and (orientation: landscape) {
  #game { display: grid; grid-template-columns: minmax(0, 1fr) minmax(0, .8fr); gap: 12px; max-width: 600px; }
  #board { width: clamp(92px, 50dvh - 34px, 160px); }
  .controls { align-self: center; margin: 0; }
  .gesture-help, .keyboard { grid-column: 1 / -1; margin: 0; }
  .opponent canvas { width: min(100%, 22px); }
}