:root {
  color-scheme: light;
  font-family: Inter, "Microsoft YaHei", system-ui, sans-serif;
  --ink: #233027;
  --muted: #657168;
  --cream: #f4eddb;
  --paper: rgba(255, 253, 246, .94);
  --green: #1f6949;
  --green-dark: #174d38;
  --gold: #d79831;
  --red: #a83a32;
  --line: rgba(39, 65, 48, .17);
  --shadow: 0 18px 45px rgba(35, 48, 39, .14);
  --spectator-accent: var(--green);
  --spectator-line: var(--line);
  --spectator-soft: #f2ecdc;
  --spectator-muted: var(--muted);
}

* { box-sizing: border-box; }
body {
  margin: 0;
  min-height: 100vh;
  color: var(--ink);
  background:
    radial-gradient(circle at 12% 10%, rgba(215, 152, 49, .2), transparent 26rem),
    radial-gradient(circle at 90% 80%, rgba(31, 105, 73, .18), transparent 32rem),
    #e8dfc9;
}
button, input, select { font: inherit; }
button { cursor: pointer; }
button:disabled { cursor: not-allowed; opacity: .48; }
.hidden { display: none !important; }
.shell { width: min(1440px, calc(100% - 32px)); margin: 0 auto; padding: 24px 0 48px; }
.topbar { display: flex; align-items: center; justify-content: space-between; margin-bottom: 22px; }
h1, h2, p { margin-top: 0; }
h1 { margin-bottom: 0; font-size: clamp(2rem, 5vw, 3.8rem); letter-spacing: -.05em; }
h2 { margin-bottom: 12px; font-size: 1.15rem; }
.eyebrow { margin-bottom: 4px; color: var(--green); font-size: .72rem; font-weight: 900; letter-spacing: .17em; }
.status, .badges span, .selection-state {
  border: 1px solid var(--line); border-radius: 999px; background: rgba(255,255,255,.55);
  padding: 8px 13px; color: var(--green-dark); font-size: .82rem; font-weight: 800;
}
.panel { border: 1px solid rgba(255,255,255,.65); border-radius: 20px; background: var(--paper); box-shadow: var(--shadow); padding: 18px; }
.mode-grid { display: grid; grid-template-columns: repeat(2, 1fr); gap: 12px; margin-bottom: 14px; }
.mode {
  border: 1px solid var(--line); border-radius: 16px; background: rgba(255,255,255,.6);
  padding: 18px; text-align: left; color: var(--ink);
}
.mode b, .mode span { display: block; }
.mode span { margin-top: 4px; color: var(--muted); font-size: .84rem; }
.mode.active { border-color: var(--green); background: var(--green); color: white; }
.mode.active span { color: rgba(255,255,255,.72); }
.setup-card { display: grid; grid-template-columns: 1.3fr 1fr 1fr auto; align-items: end; gap: 14px; }
.setup-card .join-intent { grid-column: 1 / -2; align-self: stretch; }
label { display: grid; gap: 6px; color: var(--muted); font-size: .78rem; font-weight: 800; }
input, select {
  width: 100%; border: 1px solid var(--line); border-radius: 11px; background: white;
  padding: 11px 12px; color: var(--ink); outline: none;
}
input:focus, select:focus { border-color: var(--green); box-shadow: 0 0 0 3px rgba(31,105,73,.12); }
.primary, .danger, .small {
  border: 0; border-radius: 11px; padding: 11px 16px; font-weight: 900;
}
.primary { background: var(--green); color: white; }
.primary:hover { background: var(--green-dark); }
.danger { background: #f0d5d1; color: var(--red); }
.small { padding: 7px 10px; background: #eee8d9; color: var(--ink); font-size: .75rem; }
.wide { width: 100%; margin-top: 10px; }
.game-layout { display: grid; grid-template-columns: 260px minmax(0, 1fr); gap: 18px; align-items: start; }
.game-layout > .room-role-banner { grid-column: 1 / -1; }
.sidebar { display: grid; gap: 14px; position: sticky; top: 16px; }
.room-code { margin: 8px 0 14px; color: var(--green); font: 900 2.2rem/1 monospace; letter-spacing: .17em; }
.section-head, .action-head { display: flex; align-items: center; justify-content: space-between; gap: 12px; }
.section-head h2, .action-head h2 { margin-bottom: 0; }
.badges { display: flex; gap: 7px; }
.player-list { display: grid; gap: 9px; }
.player {
  border: 1px solid var(--line); border-radius: 12px; padding: 10px; background: #fffdf7;
}
.player.current { border-color: var(--gold); box-shadow: inset 4px 0 var(--gold); }
.player-top { display: flex; justify-content: space-between; gap: 8px; font-weight: 900; }
.player-meta { margin-top: 4px; color: var(--muted); font-size: .74rem; }
.captured { display: flex; flex-wrap: wrap; gap: 3px; margin-top: 7px; }
.captured .mini { padding: 2px 5px; border-radius: 5px; background: #ebe4d3; font-size: .66rem; }
.rules p:last-child, .rules p:nth-child(2) { color: var(--muted); font-size: .78rem; line-height: 1.55; }
.sidebar > .spectator-panel { margin-top: 0; padding-top: 18px; border-top-color: rgba(255,255,255,.65); }
.spectator-action-note { margin: 0; color: var(--muted); }
.table-area { display: grid; gap: 10px; min-width: 0; }
.notice { border-radius: 14px; padding: 12px 16px; background: var(--green-dark); color: white; font-weight: 800; }
.reveal-panel { overflow: hidden; }
.reveal-progress {
  border-radius: 999px; padding: 7px 11px; background: rgba(215,152,49,.14);
  color: #8a5a14; font-size: .76rem; font-weight: 900;
}
.revealed-plays {
  display: flex; gap: 13px; margin-top: 14px; padding: 6px 3px 10px;
  overflow-x: auto; scroll-snap-type: x proximity;
}
.revealed-play {
  flex: 0 0 92px; display: grid; justify-items: center; gap: 6px; scroll-snap-align: start;
  border-radius: 14px; padding: 9px 8px; border: 1px solid hsl(var(--player-accent) 35% 72%);
  background: hsl(var(--player-accent) 42% 96%); transition: opacity .25s, transform .25s, box-shadow .25s;
}
.revealed-owner {
  width: 100%; overflow: hidden; text-overflow: ellipsis; white-space: nowrap;
  color: hsl(var(--player-accent) 48% 30%); text-align: center; font-size: .76rem; font-weight: 900;
}
.revealed-state { color: var(--muted); font-size: .68rem; font-weight: 800; }
.revealed-play.status-active, .revealed-play.status-choosing {
  transform: translateY(-3px); box-shadow: 0 0 0 3px rgba(215,152,49,.24), 0 10px 24px rgba(35,48,39,.14);
}
.revealed-play.status-active .number-card { opacity: .3; }
.revealed-play.status-done { opacity: .48; filter: saturate(.5); }
.revealed-play.status-done .revealed-state { color: var(--green); }
.turn-console {
  display: grid; grid-template-columns: minmax(280px,.72fr) minmax(0,1.5fr); align-items: stretch;
  gap: 10px; margin-top: 12px; border: 1px solid rgba(31,105,73,.2); border-radius: 16px;
  padding: 9px 10px; background: linear-gradient(135deg,rgba(231,239,224,.9),rgba(255,253,247,.96));
  box-shadow: inset 4px 0 var(--green), 0 8px 20px rgba(35,48,39,.08);
}
.board-action-panel {
  display: grid; grid-template-columns: minmax(0,1fr) 122px; grid-template-areas: "title timer" "actions actions";
  align-items: center; gap: 7px 10px; min-width: 0; border-radius: 11px; padding: 7px 9px;
  background: rgba(255,255,255,.46);
}
.board-action-title { grid-area: title; min-width: 0; }
.board-action-title .eyebrow { margin-bottom: 2px; font-size: .64rem; }
.board-action-title h2 { margin: 0; overflow: hidden; color: var(--green-dark); font-size: 1rem; line-height: 1.25; text-overflow: ellipsis; }
.board-action-panel .actions { grid-area: actions; min-height: 0; margin-top: 0; padding-top: 6px; border-top: 1px dashed rgba(31,105,73,.18); font-size: .78rem; line-height: 1.4; }
.board-action-panel .timer { grid-area: timer; justify-self: end; width: 122px; }
.turn-hand-panel { min-width: 0; padding: 3px 0 1px 10px; border-left: 1px dashed rgba(31,105,73,.22); }
.turn-hand-head { display: flex; align-items: center; justify-content: space-between; gap: 10px; }
.turn-hand-head h2 { margin: 0; font-size: 1rem; }
.turn-hand-head .eyebrow { margin-bottom: 2px; font-size: .64rem; }
.turn-hand-head .selection-state { padding: 6px 9px; font-size: .72rem; }
.rows { display: grid; gap: 7px; margin-top: 11px; }
.card-row {
  display: flex; align-items: center; gap: 8px; min-height: 82px; overflow-x: auto;
  border: 1px dashed rgba(31,105,73,.25); border-radius: 15px; padding: 7px 10px; background: rgba(231,239,224,.55);
}
.card-row.choice { border: 2px solid var(--gold); cursor: pointer; }
.card-row.choice:hover { background: rgba(215,152,49,.14); transform: translateY(-1px); }
.card-row.animation-target { border-color: var(--gold); background: rgba(215,152,49,.11); box-shadow: inset 0 0 0 2px rgba(215,152,49,.15); }
.card-row.will-capture { position: relative; overflow: hidden; }
.card-row.will-capture > .number-card { animation: collect-warning .55s ease-in-out infinite alternate; }
.capture-preview {
  position: sticky; right: 8px; margin-left: auto; z-index: 2; border-radius: 10px;
  padding: 8px 11px; background: rgba(168,58,50,.92); color: white; text-align: center;
  font-size: .72rem; box-shadow: 0 7px 18px rgba(99,27,24,.24); animation: score-pop .4s ease-out;
}
.capture-preview b { font-size: .95rem; }
.row-label { flex: 0 0 32px; color: var(--muted); font-weight: 900; text-align: center; }
.number-card {
  position: relative; flex: 0 0 64px; width: 64px; height: 82px; border: 2px solid #36493c;
  border-radius: 10px; background: #fffdf5; box-shadow: 0 5px 10px rgba(35,48,39,.12);
  display: grid; place-items: center;
}
.number-card strong { font-size: 1.45rem; }
.number-card small { position: absolute; bottom: 5px; color: var(--red); font-size: .65rem; font-weight: 900; }
.number-card.danger-card { border-color: var(--red); background: #fff2ed; }
.flying-card {
  position: fixed; z-index: 1000; margin: 0; pointer-events: none; will-change: transform;
  transition-property: transform; transition-timing-function: cubic-bezier(.22,.72,.25,1);
  box-shadow: 0 16px 30px rgba(35,48,39,.3); animation: flying-glow .55s ease-in-out infinite alternate;
}
.capture-flying-card {
  position: fixed; z-index: 999; margin: 0; pointer-events: none; will-change: transform, opacity;
  transition-property: transform, opacity; transition-timing-function: cubic-bezier(.3,.05,.45,1);
  box-shadow: 0 10px 22px rgba(168,58,50,.22);
}
.player.score-pulse { border-color: var(--red); animation: player-score-pulse .55s ease-in-out infinite alternate; }
.hand { display: flex; gap: 8px; overflow-x: auto; padding: 9px 3px 3px; min-height: 94px; scroll-snap-type: x proximity; scrollbar-width: thin; }
.hand .number-card { scroll-snap-align: center; }
.hand button { padding: 0; color: inherit; cursor: pointer; transition: transform .14s, filter .14s; }
.hand button:hover:not(:disabled) { transform: translateY(-8px); filter: brightness(1.03); }
.hand button.selected { border-color: var(--gold); box-shadow: 0 0 0 4px rgba(215,152,49,.28); transform: translateY(-8px); }
.actions { display: flex; flex-wrap: wrap; gap: 10px; margin-top: 14px; min-height: 40px; align-items: center; color: var(--muted); }
.timer { width: 150px; display: grid; grid-template-columns: 38px 1fr; align-items: center; gap: 8px; }
.timer i { display: block; height: 7px; border-radius: 999px; background: var(--gold); transition: width .2s linear; }
.log { display: grid; gap: 6px; max-height: 230px; overflow: auto; margin-top: 12px; }
.log.collapsed { display: none; }
.log-item { border-bottom: 1px solid var(--line); padding: 7px 2px; color: var(--muted); font-size: .8rem; }

@keyframes collect-warning {
  from { transform: translateY(0); opacity: 1; }
  to { transform: translateY(4px); opacity: .38; }
}
@keyframes score-pop {
  from { transform: scale(.7); opacity: 0; }
  to { transform: scale(1); opacity: 1; }
}
@keyframes flying-glow {
  from { box-shadow: 0 12px 24px rgba(35,48,39,.24), 0 0 0 0 rgba(215,152,49,.25); }
  to { box-shadow: 0 18px 34px rgba(35,48,39,.34), 0 0 0 7px rgba(215,152,49,.13); }
}
@keyframes player-score-pulse {
  from { box-shadow: inset 4px 0 var(--red); }
  to { box-shadow: inset 4px 0 var(--red), 0 0 0 4px rgba(168,58,50,.13); }
}

@media (max-width: 900px) {
  .setup-card { grid-template-columns: 1fr 1fr; }
  .setup-card .join-intent { grid-column: 1 / -1; }
  .game-layout { grid-template-columns: 1fr; }
  .sidebar { position: static; grid-template-columns: repeat(2, 1fr); }
  .sidebar .rules { grid-column: 1 / -1; }
  .turn-console { grid-template-columns: minmax(250px,.68fr) minmax(0,1.32fr); }
}
@media (max-width: 720px) {
  .turn-console {
    position: sticky; z-index: 20; top: max(4px,env(safe-area-inset-top)); grid-template-columns: 1fr;
    gap: 7px; max-height: calc(100dvh - 8px); margin-inline: -5px; padding: 8px;
    overflow-y: auto; overscroll-behavior: contain; box-shadow: inset 4px 0 var(--green),0 14px 30px rgba(35,48,39,.22);
  }
  .board-action-panel { grid-template-columns: minmax(0,1fr) 112px; padding: 6px 8px; }
  .board-action-panel .timer { width: 112px; }
  .turn-hand-panel { padding: 7px 0 0; border-top: 1px dashed rgba(31,105,73,.22); border-left: 0; }
  .turn-console[data-hand-expanded="false"] .turn-hand-panel { display: none; }
  .turn-hand-head .eyebrow { display: none; }
  .turn-hand-head h2 { font-size: .92rem; }
  .turn-hand-head .selection-state { padding: 4px 7px; font-size: .67rem; }
  .hand { min-height: 84px; padding-top: 6px; }
}
@media (max-width: 600px) {
  .shell { width: min(100% - 18px, 1440px); padding-top: 12px; }
  .topbar { align-items: flex-end; }
  .status { max-width: 48%; text-align: center; }
  .mode-grid, .setup-card, .sidebar { grid-template-columns: 1fr; }
  .sidebar .rules { grid-column: auto; }
  .panel { padding: 14px; border-radius: 16px; }
  .section-head { align-items: flex-start; }
  .badges { flex-direction: column; }
  .number-card { flex-basis: 57px; width: 57px; height: 74px; }
  .revealed-play { flex-basis: 82px; padding-inline: 6px; }
  .revealed-plays { margin-inline: -4px; }
  .timer { width: 112px; }
}

@media (prefers-reduced-motion: reduce) {
  *, *::before, *::after { scroll-behavior: auto !important; animation-duration: .01ms !important; animation-iteration-count: 1 !important; }
  .flying-card { display: none; }
}