:root {
  color-scheme: dark;
  --ink: #f8fafc;
  --muted: #94a3b8;
  --panel: #111827;
  --panel-2: #172033;
  --line: #29364d;
  --accent: #fbbf24;
  --accent-2: #22d3ee;
  --danger: #fb7185;
  --canvas-bg: #080d18;
  font-family: Inter, ui-sans-serif, system-ui, -apple-system, BlinkMacSystemFont, "Segoe UI", sans-serif;
}

* { box-sizing: border-box; }
[hidden] { display: none !important; }

body {
  margin: 0;
  min-width: 320px;
  color: var(--ink);
  background: radial-gradient(circle at top right, #1e293b 0, #0b1120 36rem, #070b13 100%);
  min-height: 100vh;
}

.site-header, .cabinet { width: min(1240px, calc(100% - 32px)); margin: 0 auto; }
.site-header { display: flex; align-items: end; justify-content: space-between; gap: 24px; padding: 36px 0 24px; }
h1, h2, p { margin: 0; }
h1 { font-size: clamp(2rem, 5vw, 4rem); letter-spacing: -0.06em; }
h2 { font-size: 1.25rem; }
.eyebrow { color: var(--accent); font-size: 0.72rem; font-weight: 800; letter-spacing: 0.18em; text-transform: uppercase; }
.header-note { color: var(--muted); max-width: 270px; text-align: right; line-height: 1.5; }

.cabinet { display: grid; grid-template-columns: 280px minmax(0, 1fr); gap: 18px; padding-bottom: 36px; }
.game-list, .machine { border: 1px solid var(--line); background: color-mix(in srgb, var(--panel) 92%, transparent); border-radius: 18px; box-shadow: 0 24px 80px #0006; }
.game-list { padding: 16px; align-self: start; }
.list-heading { display: flex; justify-content: space-between; align-items: center; color: var(--muted); font-size: 0.8rem; font-weight: 800; text-transform: uppercase; letter-spacing: 0.12em; padding: 4px 4px 12px; }
.status-dot { width: 9px; height: 9px; border-radius: 50%; background: #4ade80; box-shadow: 0 0 14px #4ade80; }
#gameCards { display: grid; gap: 8px; }
.game-card { appearance: none; border: 1px solid transparent; border-radius: 12px; background: transparent; color: var(--ink); text-align: left; padding: 12px; cursor: pointer; transition: background 120ms, border-color 120ms, transform 120ms; }
.game-card:hover { background: var(--panel-2); transform: translateY(-1px); }
.game-card.active { background: #24304a; border-color: var(--accent); }
.game-card strong { display: block; font-size: 1rem; }
.game-card small { display: block; color: var(--muted); line-height: 1.35; margin-top: 3px; }
.game-card .number { color: var(--accent-2); font-size: 0.7rem; font-weight: 900; margin-right: 7px; }
.how-to-play { border-top: 1px solid var(--line); margin-top: 16px; padding: 16px 4px 2px; color: var(--muted); font-size: 0.84rem; line-height: 1.5; }
.how-to-play h2 { color: var(--ink); font-size: 0.9rem; margin-bottom: 8px; }
.how-to-play p + p { margin-top: 9px; }
.shortcut { color: #cbd5e1; }
.shortcut-group { display: inline; }
.shortcut-group + .shortcut-group::before { content: " · "; color: var(--muted); }
kbd { border: 1px solid var(--line); border-bottom-width: 2px; border-radius: 5px; padding: 1px 5px; font-size: 0.75rem; }

.machine { padding: clamp(16px, 3vw, 30px); min-width: 0; }
.machine-topline { display: flex; align-items: start; justify-content: space-between; gap: 20px; }
.machine-topline p:not(.eyebrow) { color: var(--muted); margin-top: 5px; line-height: 1.45; max-width: 620px; }

.lives-control { display: inline-flex; align-items: center; gap: 5px; color: var(--muted); font-size: 0.82rem; }
.lives-control input { width: 48px; padding: 8px 6px; text-align: center; }
.action-group { display: inline-flex; align-items: center; flex-wrap: wrap; gap: 8px; }
.splat-tools button.active { border-color: var(--accent); color: var(--accent); }
.controls-row { display: flex; align-items: center; flex-wrap: wrap; gap: 9px; margin: 22px 0 14px; }
.controls-row label { color: var(--muted); font-size: 0.82rem; }
select, button { border: 1px solid var(--line); border-radius: 8px; color: var(--ink); background: var(--panel-2); padding: 9px 12px; font: inherit; }
select { min-width: 170px; }
button { cursor: pointer; font-weight: 750; }
button:hover { border-color: var(--accent); }
.message { color: var(--accent-2); font-size: 0.82rem; min-height: 1.2em; }
.screen-frame { display: flex; justify-content: center; overflow: hidden; border: 1px solid #334155; border-radius: 12px; background: var(--canvas-bg); box-shadow: inset 0 0 60px #0008; }
canvas { display: block; width: min(100%, 68.57vh); height: auto; aspect-ratio: 10 / 7; touch-action: none; }
.game-stats { display: grid; grid-template-columns: 1fr 1fr; gap: 12px; padding-top: 10px; }
.game-stats div { min-width: 90px; padding: 7px 10px; border: 1px solid var(--line); border-radius: 9px; background: var(--panel); }
.game-stats div:last-child { text-align: right; }
.game-stats span { display: block; color: var(--muted); font-size: 0.65rem; text-transform: uppercase; letter-spacing: 0.1em; }
.game-stats strong { color: var(--accent); font-size: 1.1rem; }
.game-stats div + div strong { color: var(--accent-2); }
.machine-footer { display: flex; justify-content: space-between; gap: 12px; color: var(--muted); font-size: 0.75rem; padding-top: 12px; }
.settings-panel { display: flex; align-items: center; flex-wrap: wrap; gap: 12px; border: 1px solid var(--line); border-radius: 12px; background: #111a2b; padding: 12px; margin-top: 14px; color: var(--muted); font-size: 0.82rem; }
.settings-panel strong { color: var(--ink); }
.settings-group { display: contents; }
.settings-panel label { display: inline-flex; align-items: center; gap: 6px; }
.settings-panel select, .settings-panel input { min-width: 0; width: 64px; padding: 6px 8px; }
.checkbox-label input { accent-color: var(--accent); }
.chat-panel { border: 1px solid var(--line); border-radius: 12px; background: #0c1220; margin-top: 14px; overflow: hidden; }
.chat-messages { max-height: 180px; overflow-y: auto; padding: 10px 12px; display: grid; gap: 8px; align-content: start; }
.chat-message { max-width: 82%; border-left: 3px solid #64748b; padding: 5px 8px; background: #111827; border-radius: 4px; }
.chat-message.you { justify-self: end; border-color: var(--accent); }
.chat-message.system { max-width: 100%; border-style: dashed; }
.chat-message.ai { border-color: #a78bfa; }
.chat-message.partner { border-color: var(--accent-2); }
.chat-meta { display: block; color: var(--muted); font-size: 0.68rem; }
.chat-message p { color: var(--ink); font-size: 0.85rem; line-height: 1.4; }
.chat-message.waiting p::after { content: ""; animation: thinking-dots 1.2s steps(4, end) infinite; }
@keyframes thinking-dots { 0% { content: ""; } 25% { content: "."; } 50% { content: ".."; } 75%, 100% { content: "..."; } }
.guess-controls { display: flex; align-items: center; gap: 8px; border-top: 1px solid var(--line); padding: 10px 12px; color: var(--muted); font-size: 0.8rem; }
.guess-controls[hidden] { display: none; }
.guess-controls button { border: 1px solid var(--line); border-radius: 8px; padding: 8px 16px; background: var(--panel-2); color: var(--ink); font: inherit; font-weight: 800; }
.guess-controls #guessStats { margin-left: auto; color: var(--ink); }
.guess-controls #guessRestart { padding-inline: 10px; }
.guess-controls button.is-correct, .guess-controls button.is-answer { border-color: #4ade80; box-shadow: 0 0 14px #4ade80aa; }
.guess-controls button.is-incorrect { border-color: #ef4444; box-shadow: 0 0 14px #ef4444aa; }
.guess-controls button:disabled { cursor: default; opacity: 0.9; }
.chat-form { display: flex; gap: 8px; border-top: 1px solid var(--line); padding: 10px; }
.chat-form input { flex: 1; min-width: 0; border: 1px solid var(--line); border-radius: 8px; padding: 9px 10px; color: var(--ink); background: var(--panel-2); font: inherit; }
.chat-form input:focus { outline: 2px solid var(--accent-2); }
.chat-form button { border: 0; background: var(--accent-2); color: #082f49; font-weight: 800; }
.manual-connect { border-top: 1px solid var(--line); padding: 10px 12px; color: var(--muted); font-size: 0.8rem; }
.manual-connect strong { color: var(--ink); }
.manual-connect p { margin-top: 4px; line-height: 1.4; }
.manual-actions { display: flex; flex-wrap: wrap; gap: 8px; margin-top: 8px; }
.manual-actions button { padding: 7px 10px; font-size: 0.78rem; }
.manual-connect textarea { width: 100%; min-height: 74px; margin-top: 8px; resize: vertical; border: 1px solid var(--line); border-radius: 8px; padding: 8px; color: var(--ink); background: var(--panel-2); font: 0.72rem ui-monospace, SFMono-Regular, Menlo, monospace; }
.imitation-layout .chat-panel { margin-top: 0; }
.imitation-layout .chat-messages { height: min(56vh, 480px); max-height: none; }
.imitation-layout .chat-message p { white-space: pre-wrap; }
.sr-only { position: absolute; width: 1px; height: 1px; padding: 0; margin: -1px; overflow: hidden; clip: rect(0, 0, 0, 0); white-space: nowrap; border: 0; }

@media (max-width: 800px) {
  .site-header { display: block; }
  .header-note { text-align: left; margin-top: 12px; }
  .cabinet { grid-template-columns: 1fr; }
  .game-list { display: grid; grid-template-columns: 1fr 1fr; gap: 10px; }
  .list-heading, .how-to-play { grid-column: 1 / -1; }
  #gameCards { display: contents; }
  .how-to-play { margin-top: 2px; }
  .machine-footer { flex-direction: column; }
}