:root {
  --bg: #0e1424;
  --bg2: #161e34;
  --card: #1c2742;
  --line: #2a3658;
  --text: #e8edf7;
  --muted: #8b97b8;
  --primary: #5b8cff;
  --primary-d: #3f6fe0;
  --good: #36d399;
  --warn: #fbbd23;
  --err: #f87272;
  --radius: 16px;
  --shadow: 0 10px 30px rgba(0,0,0,.35);
}

* { box-sizing: border-box; }
html, body { margin: 0; padding: 0; }
body {
  background: radial-gradient(1200px 600px at 50% -10%, #1d2950 0%, var(--bg) 60%);
  color: var(--text);
  font-family: "Segoe UI", system-ui, -apple-system, Roboto, sans-serif;
  min-height: 100vh;
}

#app { max-width: 720px; margin: 0 auto; padding: 18px 18px 60px; }

.topbar {
  display: flex; align-items: center; justify-content: space-between;
  margin-bottom: 28px;
}
.logo { font-size: 28px; margin: 0; letter-spacing: .5px; }
.logo span { color: var(--primary); }

.status {
  font-size: 12px; padding: 5px 12px; border-radius: 999px;
  border: 1px solid var(--line); color: var(--muted);
}
.status--load { color: var(--warn); border-color: #5a4a16; }
.status--ok   { color: var(--good); border-color: #1d5a44; }
.status--err  { color: var(--err); border-color: #5a1d1d; }

.screen { animation: fade .25s ease; }
.hidden { display: none !important; }
@keyframes fade { from { opacity: 0; transform: translateY(6px); } to { opacity: 1; } }

.tagline { text-align: center; font-size: 18px; color: var(--muted); line-height: 1.5; }
.tagline b { color: var(--text); }

.home-cards { display: grid; gap: 16px; grid-template-columns: repeat(2, 1fr); margin: 28px 0 16px; }
@media (max-width: 560px) { .home-cards { grid-template-columns: 1fr; } }

.card {
  background: var(--card); border: 1px solid var(--line); border-radius: var(--radius);
  padding: 26px 20px; cursor: pointer; text-align: center; color: var(--text);
  display: flex; flex-direction: column; gap: 8px; align-items: center;
  transition: transform .12s ease, border-color .12s ease, box-shadow .12s ease;
}
.card:hover { transform: translateY(-3px); border-color: var(--primary); box-shadow: var(--shadow); }
.card--solo { background: linear-gradient(160deg, #25325a, var(--card)); border-color: #3a4a78; }
.card--solo:hover { border-color: var(--good); }

.diff-cards { display: grid; gap: 14px; grid-template-columns: repeat(3, 1fr); margin: 18px 0 6px; }
@media (max-width: 560px) { .diff-cards { grid-template-columns: 1fr; } }
.card--diff { padding: 20px 14px; }
.card--diff[data-diff="easy"]:hover { border-color: var(--good); }
.card--diff[data-diff="medium"]:hover { border-color: var(--warn); }
.card--diff[data-diff="hard"]:hover { border-color: var(--err); }
.card-emoji { font-size: 40px; }
.card-title { font-size: 19px; font-weight: 600; }
.card-sub { font-size: 13px; color: var(--muted); }

.hint { text-align: center; color: var(--muted); font-size: 13px; margin-top: 18px; }

.back {
  background: none; border: none; color: var(--muted); cursor: pointer;
  font-size: 14px; padding: 4px 0; margin-bottom: 8px;
}
.back:hover { color: var(--text); }

h2 { margin: 6px 0 18px; }

.field { display: flex; flex-direction: column; gap: 6px; margin-bottom: 16px; }
.field span { font-size: 13px; color: var(--muted); }
input {
  background: var(--bg2); border: 1px solid var(--line); border-radius: 12px;
  padding: 13px 14px; color: var(--text); font-size: 16px; outline: none;
  transition: border-color .12s ease;
}
input:focus { border-color: var(--primary); }
.code-input { letter-spacing: 6px; text-transform: uppercase; font-weight: 700; text-align: center; }

.note { font-size: 12px; color: var(--muted); margin: -6px 0 16px; line-height: 1.5; }

.btn {
  border: none; border-radius: 12px; padding: 13px 18px; font-size: 16px;
  cursor: pointer; font-weight: 600; transition: filter .12s ease, transform .06s ease;
}
.btn:active { transform: translateY(1px); }
.btn--primary { background: var(--primary); color: #fff; width: 100%; }
.btn--primary:hover { filter: brightness(1.08); }
.btn--ghost { background: transparent; border: 1px solid var(--line); color: var(--muted); }
.btn--ghost:hover { color: var(--text); border-color: var(--primary); }

.error { color: var(--err); font-size: 14px; margin-top: 12px; min-height: 18px; }

/* --- игра --- */
.game-head { display: flex; justify-content: space-between; align-items: flex-start; margin-bottom: 16px; }
.room-code { font-size: 15px; color: var(--muted); }
.room-code b { color: var(--text); letter-spacing: 3px; font-size: 18px; }
.role-line { font-size: 13px; color: var(--primary); margin-top: 4px; }

.share-panel {
  background: var(--card); border: 1px solid var(--line); border-radius: var(--radius);
  padding: 14px 18px; margin-bottom: 16px;
}
.share { font-size: 14px; color: var(--text); }
.share b { color: var(--primary); letter-spacing: 3px; font-size: 18px; }
.share-hint { color: var(--muted); font-size: 12px; letter-spacing: 0; }
.players-line { font-size: 13px; color: var(--muted); margin-top: 8px; }

/* дуэль */
.duel-setup {
  background: var(--card); border: 1px solid var(--line); border-radius: var(--radius);
  padding: 16px 18px; margin-bottom: 16px;
}
.duel-setup h3 { margin: 0 0 12px; font-size: 16px; }
.duel-setup-msg { font-size: 13px; color: var(--primary); margin-top: 10px; }
.duel-setup-msg.err { color: var(--err); }
.duel-race {
  background: var(--bg2); border: 1px solid var(--line); border-radius: 12px;
  padding: 10px 14px; margin-bottom: 14px; font-size: 14px; color: var(--muted);
}
.duel-race b { color: var(--text); }

.card--duel { background: linear-gradient(160deg, #4a2a3a, var(--card)); border-color: #6a3a52; }
.card--duel:hover { border-color: var(--err); }
.card--coop { background: linear-gradient(160deg, #2a3a4a, var(--card)); border-color: #3a5a6a; }
.card--coop:hover { border-color: var(--primary); }

.guess-box { margin-bottom: 18px; }
.guess-form { display: flex; gap: 10px; }
.guess-form input { flex: 1; }
.guess-form .btn { width: auto; white-space: nowrap; }
.guess-msg { font-size: 13px; color: var(--err); min-height: 18px; margin-top: 8px; }

.last-guess {
  margin-top: 12px; padding: 14px 16px; border-radius: 14px;
  background: var(--card); border: 1px solid var(--line);
  display: flex; align-items: center; gap: 14px;
}
.last-guess .lg-word { font-size: 18px; font-weight: 700; }
.last-guess .lg-meter { flex: 1; height: 10px; background: var(--bg); border-radius: 999px; overflow: hidden; }
.last-guess .lg-fill { height: 100%; border-radius: 999px; transition: width .4s ease; }
.last-guess .lg-temp { font-size: 14px; white-space: nowrap; }

.win-banner {
  background: linear-gradient(135deg, #1d5a44, #2a7a5e);
  border: 1px solid #36d399; border-radius: var(--radius);
  padding: 18px; text-align: center; font-size: 18px; margin-bottom: 18px;
}
.win-banner b { color: #aef3d6; }
.win-banner--reveal { background: linear-gradient(135deg, #3a2a4a, #4a2a3a); border-color: #a06a8a; }
.win-banner--reveal b { color: #f0c0d6; }

.solo-controls { display: flex; justify-content: flex-end; margin-bottom: 16px; }
.solo-controls .btn { width: auto; }

.boards-wrap { display: flex; gap: 14px; align-items: flex-start; }
.boards-wrap .board { flex: 1; min-width: 0; }
@media (max-width: 640px) { .boards-wrap { flex-direction: column; } }
.board-cap { padding: 9px 16px; font-size: 12px; font-weight: 700; color: var(--text);
  background: var(--bg2); border-bottom: 1px solid var(--line); }
.board-cap:empty { display: none; }
.board--opp .board-cap { color: var(--err); }

.board { background: var(--card); border: 1px solid var(--line); border-radius: var(--radius); overflow: hidden; }
.board-head {
  display: grid; grid-template-columns: 1fr 90px; align-items: center; gap: 8px;
  padding: 11px 16px; color: var(--muted); font-size: 12px;
  text-transform: uppercase; letter-spacing: .5px; border-bottom: 1px solid var(--line);
}
.board-head span:nth-child(2) { text-align: right; }
.guess-list { list-style: none; margin: 0; padding: 0; }
.guess-list li {
  position: relative; display: grid; grid-template-columns: 1fr 90px;
  align-items: center; gap: 8px; padding: 12px 16px; overflow: hidden;
  border-bottom: 1px solid var(--line);
}
.guess-list li:last-child { border-bottom: none; }
/* цветная заливка-градиент во всю карточку слова */
.guess-list li .fill {
  position: absolute; left: 0; top: 0; bottom: 0; z-index: 0;
  opacity: .82; transition: width .35s ease;
}
.gl-word, .gl-rank { position: relative; z-index: 1; }
.guess-list li.win .fill { opacity: .92; }
.guess-list li.row-hint { box-shadow: inset 3px 0 0 var(--warn); }

.gl-word { display: flex; flex-direction: column; }
.gl-word b { font-size: 16px; text-shadow: 0 1px 3px rgba(0,0,0,.6); }
.gl-word small { color: #e8edf7; opacity: .85; font-size: 11px; text-shadow: 0 1px 2px rgba(0,0,0,.6); }
.gl-rank {
  text-align: right; color: var(--text); font-variant-numeric: tabular-nums;
  font-size: 22px; font-weight: 700; text-shadow: 0 1px 3px rgba(0,0,0,.6);
}

/* счётчик попыток */
.board-stats { margin: 2px 2px 10px; font-size: 14px; color: var(--muted); }
.board-stats b { color: var(--text); font-size: 18px; }

.empty { color: var(--muted); text-align: center; padding: 22px; font-size: 14px; }

/* подсказка */
.btn--sm { width: auto; padding: 8px 14px; font-size: 14px; }
.guess-actions { display: flex; align-items: center; gap: 14px; margin-top: 12px; flex-wrap: wrap; }
.hint-panel { font-size: 16px; color: var(--muted); }
.hint-panel.shown { color: var(--text); }
.hint-panel .mask { font-weight: 700; letter-spacing: 2px; color: var(--warn); font-size: 18px; }
.hint-panel small { color: var(--muted); font-size: 12px; }

#againBtn { margin-top: 18px; }