:root {
  --bg: #0f1219;
  --card: #171c27;
  --line: #2a3344;
  --field: #10151f;
  --text: #eef1f6;
  --muted: #8b95a8;
  --accent: #e8b84a;
  --accent2: #243049;
  --good: #3dbf7a;
  --present: #d4a017;
  --absent: #3a4254;
  --bad: #e86a7a;
  --gold: #e8b84a;
}
* { box-sizing: border-box; }
body {
  margin: 0;
  font-family: "Segoe UI", system-ui, -apple-system, sans-serif;
  background:
    radial-gradient(ellipse 80% 50% at 50% -10%, rgba(232, 184, 74, .12), transparent),
    var(--bg);
  color: var(--text);
}
#app { max-width: 440px; margin: 0 auto; min-height: 100vh; padding: 10px 14px 18px; display: flex; flex-direction: column; }
.card { background: var(--card); border: 1px solid var(--line); border-radius: 14px; padding: 16px; }
.muted { color: var(--muted); font-size: 14px; }
.h { font-size: 13px; color: var(--muted); text-transform: uppercase; letter-spacing: .05em; }
input { width: 100%; padding: 12px; border-radius: 10px; border: 1px solid var(--line); background: var(--field); color: var(--text); font-size: 16px; margin: 6px 0; }
button { width: 100%; padding: 13px; border-radius: 10px; border: 0; background: var(--accent); color: #1a1406; font-size: 16px; font-weight: 700; margin-top: 10px; cursor: pointer; }
button.sec { background: var(--accent2); color: var(--text); font-weight: 600; }
button:disabled { opacity: .4; cursor: not-allowed; }
.row { display: flex; align-items: center; gap: 10px; padding: 10px 0; border-bottom: 1px solid var(--line); }
.row:last-child { border-bottom: 0; }
.av { width: 30px; height: 30px; border-radius: 50%; background: var(--accent2); display: flex; align-items: center; justify-content: center; font-size: 13px; font-weight: 700; flex: none; }
.right { margin-left: auto; text-align: right; }
.good { color: var(--good); }
.bad { color: var(--bad); }
.gold { color: var(--gold); }
.top { display: flex; justify-content: space-between; align-items: center; margin-bottom: 8px; }
.brand { font-weight: 800; }
.err { color: var(--bad); font-size: 14px; min-height: 18px; margin-top: 8px; }
.code { font-size: 32px; font-weight: 800; letter-spacing: .1em; text-align: center; margin: 6px 0; }
.hero { text-align: center; padding: 18px 0 2px; }
.target { font-size: 56px; line-height: 1; display: inline-block; filter: drop-shadow(0 0 18px rgba(232, 184, 74, .45)); }
.top .target { font-size: 16px; filter: none; vertical-align: -2px; }
.edit-name-btn { width: auto; padding: 4px 9px; font-size: 13px; margin: 0 0 0 auto; background: transparent; color: var(--muted); border: 1px solid var(--line); }
.qr-overlay { position: fixed; inset: 0; background: rgba(0,0,0,.85); display: flex; align-items: center; justify-content: center; z-index: 50; }
.qr-box { background: var(--card); border: 1px solid var(--line); border-radius: 18px; padding: 24px 20px; text-align: center; max-width: 320px; width: 90%; }
.qr-box img { display: block; margin: 12px auto; border-radius: 10px; background: #fff; padding: 8px; }
.qr-close { margin-top: 14px; background: var(--accent2); color: var(--text); font-size: 14px; padding: 10px; }
.toast { position: fixed; top: 20px; left: 50%; transform: translateX(-50%); background: rgba(30,40,60,.96); border: 1px solid var(--accent); color: var(--text); padding: 10px 20px; border-radius: 20px; font-size: 14px; font-weight: 600; z-index: 200; pointer-events: none; transition: opacity .5s; white-space: nowrap; }
@keyframes spin { to { transform: rotate(360deg); } }
#spin { animation: spin 1s linear infinite; }

.playbar { display: flex; align-items: center; justify-content: space-between; margin-bottom: 8px; }
.round-chip { font-size: 14px; font-weight: 700; color: var(--muted); }
.score-chip { font-size: 20px; font-weight: 800; color: var(--accent); }
.status-line { text-align: center; min-height: 22px; font-size: 15px; font-weight: 700; margin: 4px 0 10px; }

/* Board */
.board { display: grid; gap: 6px; margin: 0 auto 12px; width: min(100%, 320px); }
.board-row { display: grid; grid-template-columns: repeat(5, 1fr); gap: 6px; }
.tile {
  aspect-ratio: 1;
  border: 2px solid var(--line);
  border-radius: 8px;
  background: var(--field);
  display: flex; align-items: center; justify-content: center;
  font-size: 24px; font-weight: 800; text-transform: uppercase;
  transition: background .25s, border-color .25s, color .25s, transform .12s;
}
.tile.filled { border-color: var(--muted); animation: pop .1s ease; }
.tile.correct { background: var(--good); border-color: var(--good); color: #062014; }
.tile.present { background: var(--present); border-color: var(--present); color: #1a1406; }
.tile.absent { background: var(--absent); border-color: var(--absent); color: var(--text); }
@keyframes pop { from { transform: scale(.92); } to { transform: scale(1); } }

/* Keyboard */
.keyboard { margin-top: auto; padding-top: 8px; }
.kb-row { display: flex; gap: 5px; justify-content: center; margin-bottom: 6px; }
.key {
  flex: 1; max-width: 38px; min-width: 28px; height: 48px; margin: 0; padding: 0;
  border-radius: 6px; background: var(--accent2); color: var(--text);
  font-size: 13px; font-weight: 700; border: 0; cursor: pointer;
}
.key.wide { max-width: 58px; flex: 1.5; font-size: 12px; }
.key.correct { background: var(--good); color: #062014; }
.key.present { background: var(--present); color: #1a1406; }
.key.absent { background: #252b38; color: #6b7384; }

.peers { margin-top: 10px; }
.peer-pill {
  display: inline-flex; align-items: center; gap: 6px;
  background: var(--accent2); border: 1px solid var(--line);
  border-radius: 999px; padding: 4px 10px; font-size: 12px; font-weight: 600; margin: 3px;
}
.peer-pill.solved { border-color: var(--good); color: var(--good); }
.peer-pill.failed { border-color: var(--bad); color: var(--bad); }

.reveal-title { text-align: center; font-size: 24px; font-weight: 800; margin: 8px 0 4px; }
.answer-reveal {
  text-align: center; font-size: 28px; font-weight: 800; letter-spacing: .2em;
  color: var(--accent); margin: 4px 0 14px;
}
.rank { width: 26px; text-align: center; font-weight: 800; color: var(--muted); flex: none; }
.rank.r1 { color: var(--gold); }
.mini-board { display: grid; gap: 3px; width: 90px; }
.mini-board .board-row { gap: 3px; }
.mini-board .tile { font-size: 10px; border-width: 1px; border-radius: 3px; }
.boards-grid { display: grid; gap: 12px; margin-top: 10px; }
.board-card { background: var(--card); border: 1px solid var(--line); border-radius: 12px; padding: 12px; }
.confetti { position: fixed; top: -16px; width: 9px; height: 14px; border-radius: 2px; z-index: 60; pointer-events: none; animation: fall linear forwards; }
@keyframes fall { to { transform: translateY(110vh) rotate(620deg); } }

.shake { animation: shake .4s ease; }
@keyframes shake {
  0%, 100% { transform: translateX(0); }
  20% { transform: translateX(-6px); }
  40% { transform: translateX(6px); }
  60% { transform: translateX(-4px); }
  80% { transform: translateX(4px); }
}