:root {
  --paper: #f4efe7;
  --paper-deep: #ebe2d5;
  --card: rgba(255, 252, 246, 0.82);
  --card-solid: #fffaf3;
  --ink: #1e2622;
  --ink-soft: #4f5a54;
  --muted: #7d8179;
  --line: #d8cec0;
  --line-dark: #b9aea0;
  --vermilion: #d45e47;
  --vermilion-dark: #a33e30;
  --cobalt: #3458a0;
  --cobalt-soft: #dce4f5;
  --sage: #57816e;
  --shadow: 0 20px 60px rgba(65, 51, 38, 0.1);
  --shadow-small: 0 8px 24px rgba(65, 51, 38, 0.08);
  --radius-lg: 28px;
  --radius-md: 18px;
  --radius-sm: 10px;
  --serif: Georgia, "Times New Roman", "Songti SC", serif;
  --sans: "Avenir Next", "SF Pro Display", "PingFang SC", "Hiragino Sans GB", -apple-system, BlinkMacSystemFont, sans-serif;
}

* { box-sizing: border-box; }

html { min-width: 320px; background: var(--paper); scroll-behavior: smooth; }

body {
  min-height: 100vh;
  margin: 0;
  color: var(--ink);
  background:
    radial-gradient(circle at 12% 6%, rgba(212, 94, 71, 0.09), transparent 28rem),
    radial-gradient(circle at 91% 72%, rgba(52, 88, 160, 0.08), transparent 31rem),
    var(--paper);
  font-family: var(--sans);
  line-height: 1.5;
  -webkit-font-smoothing: antialiased;
}

button, input { font: inherit; }
button { color: inherit; }
button:disabled { cursor: not-allowed; }

.site-noise {
  position: fixed;
  inset: 0;
  z-index: -1;
  pointer-events: none;
  opacity: 0.2;
  background-image: url("data:image/svg+xml,%3Csvg viewBox='0 0 140 140' xmlns='http://www.w3.org/2000/svg'%3E%3Cfilter id='n'%3E%3CfeTurbulence type='fractalNoise' baseFrequency='.75' numOctaves='2' stitchTiles='stitch'/%3E%3C/filter%3E%3Crect width='100%25' height='100%25' filter='url(%23n)' opacity='.08'/%3E%3C/svg%3E");
}

.skip-link {
  position: fixed;
  top: 10px;
  left: 10px;
  z-index: 20;
  padding: 10px 14px;
  color: #fff;
  background: var(--ink);
  border-radius: var(--radius-sm);
  transform: translateY(-160%);
}

.skip-link:focus { transform: translateY(0); }

.site-header {
  display: flex;
  align-items: center;
  justify-content: space-between;
  max-width: 1240px;
  margin: 0 auto;
  padding: 26px 32px 18px;
}

.brand {
  display: inline-flex;
  align-items: center;
  gap: 10px;
  color: var(--ink);
  font-size: 12px;
  font-weight: 700;
  letter-spacing: 0.12em;
  text-decoration: none;
  text-transform: uppercase;
}

.brand-mark {
  display: grid;
  width: 28px;
  height: 28px;
  place-items: center;
  color: var(--paper);
  background: var(--ink);
  border-radius: 50%;
  font-family: var(--serif);
  font-size: 17px;
  font-style: italic;
  font-weight: 700;
  letter-spacing: 0;
  text-transform: none;
}

.header-actions { display: flex; align-items: center; gap: 18px; }

.connection-pill {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  color: var(--muted);
  font-size: 11px;
  font-weight: 700;
  letter-spacing: 0.1em;
  text-transform: uppercase;
}

.status-dot, .live-dot {
  display: inline-block;
  width: 7px;
  height: 7px;
  background: var(--muted);
  border-radius: 50%;
}

.connection-pill[data-state="online"] .status-dot, .live-dot { background: var(--sage); }
.connection-pill[data-state="connecting"] .status-dot { background: var(--cobalt); animation: pulse 1.4s ease-in-out infinite; }
.connection-pill[data-state="offline"] .status-dot { background: var(--vermilion); }

.text-button, .quiet-action {
  padding: 0;
  border: 0;
  background: transparent;
  cursor: pointer;
}

.text-button {
  color: var(--cobalt);
  font-size: 12px;
  font-weight: 800;
  letter-spacing: 0.1em;
}

.text-button:hover, .quiet-action:hover { color: var(--vermilion-dark); }

main { max-width: 1240px; margin: 0 auto; padding: 32px 32px 100px; }
.screen[hidden] { display: none; }
.reveal-panel[hidden] { display: none; }
.screen { animation: screen-in 0.5s ease both; }

.home-layout {
  display: grid;
  grid-template-columns: minmax(0, 1fr) minmax(360px, 450px);
  align-items: center;
  gap: clamp(44px, 8vw, 120px);
  min-height: 570px;
}

.hero-copy { max-width: 680px; padding: 24px 0 12px; }
.eyebrow, .card-kicker {
  color: var(--cobalt);
  font-size: 11px;
  font-weight: 800;
  letter-spacing: 0.16em;
  line-height: 1.2;
  text-transform: uppercase;
}

.eyebrow { display: flex; align-items: center; gap: 10px; margin: 0 0 20px; }
.eyebrow-line { display: inline-block; width: 34px; height: 1px; background: var(--vermilion); }

h1, h2, p { margin-top: 0; }
h1 {
  max-width: 650px;
  margin-bottom: 26px;
  font-family: var(--serif);
  font-size: clamp(3.8rem, 7.8vw, 7.3rem);
  font-weight: 400;
  letter-spacing: -0.08em;
  line-height: 0.92;
}

h1 em { display: block; color: var(--vermilion); font-style: italic; }
.hero-lede { max-width: 510px; margin-bottom: 8px; color: var(--ink-soft); font-size: 18px; line-height: 1.65; }
.hero-lede-en { color: var(--muted); font-size: 14px; }

.hero-stats { display: flex; flex-wrap: wrap; gap: 26px; margin-top: 42px; color: var(--muted); font-size: 11px; letter-spacing: 0.08em; text-transform: uppercase; }
.hero-stats strong { display: block; margin-bottom: 2px; color: var(--ink); font-family: var(--serif); font-size: 24px; font-weight: 400; letter-spacing: -0.04em; }

.paper-card {
  position: relative;
  overflow: hidden;
  background: var(--card);
  border: 1px solid rgba(185, 174, 160, 0.68);
  border-radius: var(--radius-lg);
  box-shadow: var(--shadow);
  backdrop-filter: blur(8px);
}

.paper-card::after {
  position: absolute;
  top: -100px;
  right: -100px;
  width: 220px;
  height: 220px;
  border: 1px solid rgba(52, 88, 160, 0.12);
  border-radius: 50%;
  content: "";
  pointer-events: none;
}

.play-card { padding: 30px; }
.card-topline { display: flex; align-items: center; justify-content: space-between; margin-bottom: 28px; }
.card-number { color: var(--vermilion); font-family: var(--serif); font-size: 22px; font-style: italic; }
.play-card h2 { margin-bottom: 5px; font-family: var(--serif); font-size: 30px; font-weight: 400; letter-spacing: -0.04em; }
.card-intro { margin-bottom: 26px; color: var(--muted); font-size: 13px; }

.field-label { display: flex; align-items: baseline; justify-content: space-between; margin-bottom: 8px; color: var(--ink-soft); font-size: 13px; font-weight: 700; }
.field-label span { color: var(--muted); font-size: 10px; font-weight: 500; letter-spacing: 0.08em; text-transform: uppercase; }
input {
  width: 100%;
  min-height: 52px;
  padding: 0 16px;
  color: var(--ink);
  background: rgba(255, 252, 246, 0.74);
  border: 1px solid var(--line-dark);
  border-radius: var(--radius-sm);
  outline: 0;
  transition: border-color 180ms ease, box-shadow 180ms ease, background 180ms ease;
}

input::placeholder { color: #a69e93; }
input:focus { background: #fffdf8; border-color: var(--cobalt); box-shadow: 0 0 0 4px rgba(52, 88, 160, 0.14); }
.field-error { min-height: 19px; margin: 6px 0 12px; color: var(--vermilion-dark); font-size: 12px; }
.mode-switch { display: grid; grid-template-columns: 1fr 1fr; gap: 3px; margin: 8px 0 14px; padding: 3px; background: var(--paper-deep); border-radius: var(--radius-sm); }
.mode-tab { min-height: 37px; padding: 0 8px; color: var(--muted); background: transparent; border: 0; border-radius: 7px; cursor: pointer; font-size: 12px; font-weight: 700; }
.mode-tab.is-active { color: var(--ink); background: var(--card-solid); box-shadow: var(--shadow-small); }
.join-field.is-hidden { display: none; }

.primary-button, .secondary-button {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 10px;
  min-height: 52px;
  padding: 0 18px;
  border-radius: var(--radius-sm);
  cursor: pointer;
  font-size: 12px;
  font-weight: 800;
  letter-spacing: 0.02em;
  transition: transform 180ms ease, background 180ms ease, border-color 180ms ease, color 180ms ease;
}

.primary-button { width: 100%; color: #fffaf3; background: var(--ink); border: 1px solid var(--ink); }
.primary-button:hover:not(:disabled) { background: var(--vermilion-dark); border-color: var(--vermilion-dark); transform: translateY(-2px); }
.primary-button:disabled, .primary-button.is-disabled { color: #9f978d; background: #ddd4c8; border-color: #ddd4c8; }
.secondary-button { color: var(--ink); background: transparent; border: 1px solid var(--line-dark); }
.secondary-button:hover:not(:disabled) { color: var(--cobalt); border-color: var(--cobalt); transform: translateY(-2px); }
.button-arrow { color: var(--vermilion); font-size: 17px; line-height: 1; }
.quiet-action { display: block; width: 100%; margin-top: 17px; color: var(--ink-soft); font-size: 12px; text-align: center; }
.quiet-action span, .secondary-button span { margin-left: 4px; color: var(--muted); font-size: 10px; letter-spacing: 0.08em; text-transform: uppercase; }
.secure-note { margin-top: 24px; padding-top: 18px; color: var(--muted); border-top: 1px solid var(--line); font-size: 10px; letter-spacing: 0.04em; text-align: center; }
.secure-note span { color: var(--vermilion); }

.home-lower { display: grid; grid-template-columns: minmax(0, 1fr) 300px; gap: 24px; align-items: stretch; margin-top: 46px; }
.how-card { padding: 22px 0 0; border-top: 1px solid var(--line-dark); }
.how-card .eyebrow { margin-bottom: 24px; }
.steps { display: grid; grid-template-columns: repeat(3, 1fr); gap: 24px; }
.step { position: relative; padding-right: 14px; }
.step:not(:last-child)::after { position: absolute; top: 5px; right: 0; width: 1px; height: 72px; background: var(--line); content: ""; }
.step > span { display: block; margin-bottom: 14px; color: var(--vermilion); font-family: var(--serif); font-size: 22px; font-style: italic; }
.step strong { display: block; margin-bottom: 6px; font-family: var(--serif); font-size: 19px; font-weight: 400; }
.step p { margin: 0; color: var(--muted); font-size: 12px; }
.mark-card { display: flex; align-items: center; gap: 15px; margin: 0; padding: 14px 18px; background: rgba(235, 226, 213, 0.55); border: 1px solid var(--line); border-radius: var(--radius-md); }
.mark-card img { width: 72px; height: 72px; object-fit: cover; mix-blend-mode: multiply; border-radius: 50%; }
.mark-card figcaption { color: var(--ink-soft); font-family: var(--serif); font-size: 15px; line-height: 1.25; }
.mark-card figcaption span { color: var(--muted); font-family: var(--sans); font-size: 10px; line-height: 1.4; }

.lobby-layout, .game-layout, .results-layout { max-width: 900px; margin: 0 auto; }
.lobby-layout { display: grid; grid-template-columns: 1fr 310px; gap: 22px; align-items: start; }
.lobby-heading { grid-column: 1 / -1; padding: 38px 0 16px; }
.lobby-heading h1, .game-header h1, .results-heading h1 { max-width: 700px; margin-bottom: 16px; font-size: clamp(3.2rem, 7vw, 6.6rem); }
.lobby-heading p:not(.eyebrow), .results-heading p:not(.eyebrow) { max-width: 520px; color: var(--ink-soft); font-size: 16px; }
.room-code-card, .players-card { padding: 28px; }
.room-code-card { grid-row: span 2; min-height: 290px; background: var(--cobalt); border-color: var(--cobalt); color: #f9f6ee; }
.room-code-card::after { border-color: rgba(255,255,255,.18); }
.room-code-card .card-kicker { color: #bfcdf1; }
.room-code { display: block; margin: 22px auto 8px; padding: 0; color: #fffaf3; background: transparent; border: 0; cursor: pointer; font-family: var(--serif); font-size: 67px; font-style: italic; letter-spacing: 0.04em; line-height: 1; }
.room-code:hover { color: #ffe2cf; }
.room-code-card p { margin-bottom: 24px; color: #d2daf0; font-size: 12px; text-align: center; }
.room-code-card .secondary-button { width: 100%; color: #fffaf3; border-color: rgba(255,255,255,.44); }
.room-code-card .secondary-button:hover { color: #fff; border-color: #fff; }
.copy-feedback { min-height: 18px; margin: 14px 0 0 !important; color: #f9d4c6 !important; font-size: 11px !important; }
.players-card { min-height: 290px; }
.players-card .card-topline { margin-bottom: 14px; }
.players-card .card-topline > span:last-child { color: var(--muted); font-family: var(--serif); font-size: 18px; }
.player-slots { display: grid; gap: 10px; }
.player-slot { display: flex; align-items: center; gap: 11px; min-height: 64px; padding: 10px 12px; background: rgba(235,226,213,.42); border: 1px dashed var(--line-dark); border-radius: var(--radius-sm); }
.player-slot.is-filled { background: rgba(255,252,246,.75); border-style: solid; }
.avatar { display: grid; width: 34px; height: 34px; flex: 0 0 34px; place-items: center; color: #fffaf3; background: var(--vermilion); border-radius: 50%; font-family: var(--serif); font-size: 17px; font-style: italic; }
.avatar-empty { color: var(--muted); background: transparent; border: 1px dashed var(--line-dark); }
.player-slot strong, .player-slot small { display: block; }
.player-slot strong { font-family: var(--serif); font-size: 17px; font-weight: 400; }
.player-slot small { margin-top: 2px; color: var(--muted); font-size: 9px; letter-spacing: .07em; }
.checkmark { margin-left: auto; color: var(--sage); font-weight: 800; }
.lobby-status { min-height: 22px; margin: 16px 0 16px; color: var(--ink-soft); font-size: 12px; }
.players-card .quiet-action { margin-top: 17px; }

.game-layout { max-width: 980px; }
.game-header { display: flex; align-items: end; justify-content: space-between; gap: 30px; padding: 34px 0 12px; }
.game-header h1 { margin-bottom: 0; }
.round-meta { display: grid; gap: 8px; min-width: 160px; color: var(--cobalt); font-size: 11px; font-weight: 800; letter-spacing: .12em; text-align: right; text-transform: uppercase; }
.room-mini { color: var(--muted); font-size: 10px; letter-spacing: .05em; }
.room-mini strong { color: var(--ink); }
.progress-track { height: 5px; margin: 12px 0 24px; overflow: hidden; background: var(--paper-deep); border-radius: 100px; }
.progress-track span { display: block; width: 0; height: 100%; background: var(--vermilion); border-radius: inherit; transition: width 500ms cubic-bezier(.22,.8,.34,1); }
.game-stage { min-height: 430px; padding: clamp(24px, 5vw, 52px); }
.game-stage-topline { display: flex; justify-content: space-between; gap: 20px; margin-bottom: 38px; color: var(--ink-soft); font-family: var(--serif); font-size: clamp(20px, 3vw, 28px); }
.waiting-label { color: var(--cobalt); font-family: var(--sans); font-size: 11px; font-weight: 800; letter-spacing: .09em; text-transform: uppercase; }
.choice-grid { display: grid; grid-template-columns: 1fr 1fr; gap: 18px; }
.choice-card { position: relative; display: flex; min-height: 245px; flex-direction: column; justify-content: flex-end; align-items: flex-start; padding: 26px; overflow: hidden; background: var(--card-solid); border: 1px solid var(--line-dark); border-radius: 20px; cursor: pointer; text-align: left; transition: transform 220ms ease, border-color 220ms ease, background 220ms ease, box-shadow 220ms ease; }
.choice-card::before { position: absolute; inset: 0; z-index: 0; background: radial-gradient(circle at 90% 10%, rgba(212,94,71,.14), transparent 42%), transparent; content: ""; pointer-events: none; }
.choice-card.choice-b::before { background: radial-gradient(circle at 10% 0%, rgba(52,88,160,.15), transparent 42%), transparent; }
.choice-card:hover:not(:disabled), .choice-card:focus-visible { border-color: var(--ink); box-shadow: var(--shadow-small); transform: translateY(-5px) rotate(-.6deg); }
.choice-card.choice-b:hover:not(:disabled), .choice-card.choice-b:focus-visible { transform: translateY(-5px) rotate(.6deg); }
.choice-card.is-selected { color: #fffaf3; background: var(--ink); border-color: var(--ink); box-shadow: 0 14px 34px rgba(30,38,34,.18); transform: translateY(-3px); }
.choice-card.is-selected::before { background: radial-gradient(circle at 90% 10%, rgba(212,94,71,.4), transparent 45%), transparent; }
.choice-card:disabled { opacity: .74; cursor: default; }
.choice-card > * { position: relative; z-index: 1; }
.choice-index { display: grid; width: 32px; height: 32px; margin-bottom: auto; place-items: center; color: var(--vermilion-dark); border: 1px solid currentColor; border-radius: 50%; font-size: 12px; font-weight: 800; }
.choice-card.is-selected .choice-index { color: #ffd5c7; }
.choice-card strong { margin-bottom: 7px; font-family: var(--serif); font-size: clamp(2rem, 5vw, 4rem); font-weight: 400; letter-spacing: -.06em; line-height: .95; }
.choice-card small { color: var(--muted); font-size: 11px; }
.choice-card.is-selected small { color: #c7cec6; }
.choice-underline { width: 38px; height: 2px; margin-top: 22px; background: var(--vermilion); }
.reveal-panel { position: absolute; inset: 0; display: grid; place-content: center; padding: 30px; background: rgba(255,250,243,.96); text-align: center; }
.reveal-kicker { color: var(--cobalt); font-size: 10px; font-weight: 800; letter-spacing: .16em; }
.reveal-choices { display: grid; grid-template-columns: minmax(100px, 1fr) 60px minmax(100px, 1fr); align-items: center; gap: 16px; margin: 32px 0 24px; }
.reveal-choices > div { display: grid; gap: 8px; }
.reveal-choices span { color: var(--muted); font-size: 11px; letter-spacing: .1em; text-transform: uppercase; }
.reveal-choices strong { font-family: var(--serif); font-size: clamp(1.6rem, 4vw, 3rem); font-weight: 400; line-height: 1; }
.reveal-symbol { display: grid; width: 48px; height: 48px; place-items: center; margin: auto; color: var(--vermilion); border: 1px solid var(--line-dark); border-radius: 50%; font-family: var(--serif); font-size: 15px !important; font-style: italic; }
.reveal-panel.is-match .reveal-symbol { color: var(--sage); border-color: var(--sage); }
.reveal-panel p { color: var(--ink-soft); font-size: 13px; }
.game-footer { display: flex; align-items: center; justify-content: space-between; margin-top: 18px; color: var(--muted); font-size: 11px; }
.game-footer > span { display: inline-flex; align-items: center; gap: 8px; }

.results-heading { padding: 36px 0 22px; }
.score-card { display: flex; align-items: center; gap: clamp(24px, 6vw, 80px); padding: clamp(24px, 5vw, 52px); background: var(--cobalt); border-color: var(--cobalt); color: #f9f6ee; }
.score-card::after { border-color: rgba(255,255,255,.18); }
.score-ring { display: grid; width: clamp(150px, 24vw, 210px); height: clamp(150px, 24vw, 210px); flex: 0 0 auto; place-content: center; border: 1px solid rgba(255,255,255,.52); border-radius: 50%; outline: 1px solid rgba(255,255,255,.2); outline-offset: 9px; transform: rotate(-6deg); }
.score-value { font-family: var(--serif); font-size: clamp(4.1rem, 10vw, 7rem); font-style: italic; line-height: .8; text-align: center; }
.score-unit { margin-top: 16px; color: #c9d3ee; font-size: 10px; letter-spacing: .14em; text-align: center; text-transform: uppercase; }
.score-copy .card-kicker { color: #c9d3ee; }
.score-copy h2 { margin: 18px 0 10px; font-family: var(--serif); font-size: clamp(2rem, 5vw, 3.5rem); font-weight: 400; letter-spacing: -.06em; line-height: 1; }
.score-copy p { max-width: 350px; margin: 0; color: #dbe2f2; font-size: 14px; }
.result-columns { display: grid; grid-template-columns: 1fr 1fr; gap: 18px; margin-top: 18px; }
.champion-card { display: grid; gap: 10px; min-height: 170px; padding: 24px; }
.champion-card strong { font-family: var(--serif); font-size: clamp(2rem, 5vw, 3.5rem); font-weight: 400; letter-spacing: -.06em; line-height: 1; }
.champion-card > span:last-child { color: var(--muted); font-size: 11px; }
.champion-card:nth-child(2) { background: rgba(220,228,245,.46); }
.details-card { margin-top: 18px; padding: 24px; }
.details-card .card-topline { margin-bottom: 16px; }
.details-card .card-topline > span:last-child { color: var(--muted); font-size: 9px; letter-spacing: .1em; }
.result-details { display: grid; gap: 8px; }
.detail-row { display: grid; grid-template-columns: 38px 1fr 1fr; gap: 10px; align-items: center; padding: 12px 0; border-top: 1px solid var(--line); font-size: 12px; }
.detail-round { color: var(--vermilion); font-family: var(--serif); font-size: 18px; font-style: italic; }
.detail-choice { color: var(--ink-soft); }
.result-actions { display: flex; gap: 12px; margin-top: 22px; }
.result-actions .primary-button, .result-actions .secondary-button { width: auto; flex: 1; }

.toast { position: fixed; right: 24px; bottom: 24px; z-index: 30; max-width: min(360px, calc(100vw - 48px)); padding: 13px 17px; color: #fffaf3; background: var(--ink); border-radius: var(--radius-sm); box-shadow: var(--shadow); font-size: 12px; opacity: 0; pointer-events: none; transform: translateY(15px); transition: opacity 180ms ease, transform 180ms ease; }
.toast.is-visible { opacity: 1; transform: translateY(0); }
.noscript-card { max-width: 760px; margin: 40px auto; padding: 24px; background: var(--card-solid); border: 1px solid var(--line); border-radius: var(--radius-md); }

button:focus-visible, a:focus-visible { outline: 3px solid rgba(52,88,160,.45); outline-offset: 3px; }

@keyframes pulse { 0%, 100% { opacity: .35; transform: scale(.8); } 50% { opacity: 1; transform: scale(1.15); } }
@keyframes screen-in { from { opacity: 0; transform: translateY(12px); } to { opacity: 1; transform: translateY(0); } }

@media (max-width: 840px) {
  .site-header { padding: 20px 20px 10px; }
  .brand span:last-child { display: none; }
  main { padding: 20px 20px 70px; }
  .home-layout { grid-template-columns: 1fr; gap: 34px; min-height: 0; }
  .hero-copy { padding-top: 34px; }
  h1 { font-size: clamp(3.7rem, 16vw, 6.4rem); }
  .play-card { max-width: 560px; }
  .home-lower { grid-template-columns: 1fr; }
  .mark-card { max-width: 360px; }
  .lobby-layout { grid-template-columns: 1fr; }
  .lobby-heading { grid-column: auto; }
  .room-code-card { grid-row: auto; }
  .game-header { align-items: start; flex-direction: column; }
  .round-meta { width: 100%; grid-template-columns: auto auto; text-align: left; }
  .score-card { align-items: flex-start; }
}

@media (max-width: 560px) {
  .connection-pill { font-size: 9px; }
  .hero-stats { gap: 17px; margin-top: 30px; }
  .play-card, .room-code-card, .players-card { padding: 22px; }
  .steps { grid-template-columns: 1fr; gap: 19px; }
  .step { padding: 0 0 16px 42px; }
  .step:not(:last-child)::after { top: auto; right: auto; bottom: 0; left: 42px; width: calc(100% - 42px); height: 1px; }
  .step > span { position: absolute; top: 0; left: 0; }
  .choice-grid { grid-template-columns: 1fr; gap: 12px; }
  .choice-card { min-height: 170px; padding: 20px; }
  .choice-card strong { font-size: 2.8rem; }
  .game-stage { min-height: 410px; padding: 22px; }
  .game-stage-topline { align-items: start; flex-direction: column; gap: 8px; margin-bottom: 25px; font-size: 21px; }
  .reveal-choices { grid-template-columns: 1fr; gap: 15px; margin: 24px 0; }
  .reveal-symbol { width: 38px; height: 38px; }
  .game-footer { align-items: flex-start; flex-direction: column; gap: 10px; }
  .score-card { align-items: center; flex-direction: column; text-align: center; }
  .score-copy p { margin: 0 auto; }
  .result-columns { grid-template-columns: 1fr; }
  .detail-row { grid-template-columns: 28px 1fr; }
  .detail-choice:last-child { grid-column: 2; }
  .result-actions { flex-direction: column; }
  .result-actions .primary-button, .result-actions .secondary-button { width: 100%; }
  .toast { right: 16px; bottom: 16px; max-width: calc(100vw - 32px); }
}

@media (prefers-reduced-motion: reduce) {
  *, *::before, *::after { scroll-behavior: auto !important; animation-duration: .01ms !important; animation-iteration-count: 1 !important; transition-duration: .01ms !important; }
}