:root {
  --bg: #101418;
  --ink: #f6f3ec;
  --on-ink: #161b22;
  --muted: #b7c0cc;
  --line: rgba(246, 243, 236, 0.14);
  --card: #1a212b;
  --card-2: #232b37;
  --surface: rgba(26, 33, 43, 0.92);
  --sign: #07090c;
  --input: #0c1015;
  --chip: #0c1015;
  --menu: rgba(26, 33, 43, 0.98);
  --red: #e03c31;
  --orange: #f18f01;
  --green: #14944a;
  --green-bright: #5ddea0;
  --blue: #3c7cf5;
  --wrong: #ff8d86;
  --glow-red: rgba(224, 60, 49, 0.18);
  --glow-blue: rgba(60, 124, 245, 0.18);
  --kicker: var(--orange);
  --switch: rgba(0, 0, 0, 0.28);
  --line-strong: rgba(246, 243, 236, 0.42);
  --track: rgba(246, 243, 236, 0.12);
  --gutter: 22px;
  --page: 980px;
  --page-wash:
    radial-gradient(1000px 420px at 0% -10%, var(--glow-red), transparent 55%),
    radial-gradient(900px 420px at 100% -20%, var(--glow-blue), transparent 50%),
    var(--bg);
  --sans: "Avenir Next", "Segoe UI", sans-serif;
  --serif: "Iowan Old Style", "Palatino Linotype", Palatino, Georgia, serif;
  color-scheme: dark;
}

html.theme-light {
  --bg: #f3efe6;
  --ink: #1c2128;
  --on-ink: #f6f3ec;
  --muted: #52606e;
  --line: rgba(28, 33, 40, 0.14);
  --card: #fffdf8;
  --card-2: #e7e1d6;
  --surface: rgba(255, 253, 248, 0.94);
  --sign: #1c2128;
  --input: #fffdf8;
  --chip: #e7e1d6;
  --menu: rgba(255, 253, 248, 0.98);
  --green-bright: #0c7a38;
  --wrong: #b42318;
  --glow-red: rgba(224, 60, 49, 0.1);
  --glow-blue: rgba(60, 124, 245, 0.1);
  --kicker: #9a5200;
  --switch: rgba(28, 33, 40, 0.06);
  --line-strong: rgba(28, 33, 40, 0.32);
  --track: rgba(28, 33, 40, 0.12);
  color-scheme: light;
}

* { box-sizing: border-box; }

html, body {
  margin: 0;
  height: 100%;
}

body {
  min-height: 100dvh;
  display: flex;
  flex-direction: column;
  padding-left: env(safe-area-inset-left);
  padding-right: env(safe-area-inset-right);
  color: var(--ink);
  font-family: var(--sans);
  background: var(--page-wash);
  background-attachment: fixed;
}

button, input, select { font: inherit; color: inherit; }

button {
  cursor: pointer;
  -webkit-tap-highlight-color: transparent;
}

::selection {
  background: rgba(60, 124, 245, 0.35);
}

button:focus-visible,
input:focus-visible,
select:focus-visible {
  outline: 2px solid var(--blue);
  outline-offset: 2px;
}

.skip {
  position: absolute;
  left: var(--gutter);
  top: 0;
  transform: translateY(-120%);
  z-index: 20;
  background: var(--ink);
  color: var(--on-ink);
  padding: 10px 14px;
  border-radius: 12px;
  font-weight: 700;
  text-decoration: none;
}

.skip:focus {
  transform: none;
  top: max(12px, env(safe-area-inset-top));
}

.visually-hidden {
  position: absolute;
  width: 1px;
  height: 1px;
  padding: 0;
  margin: -1px;
  overflow: hidden;
  clip: rect(0, 0, 0, 0);
  white-space: nowrap;
  border: 0;
}

.stripes {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  height: 8px;
  flex: none;
  margin-left: calc(-1 * env(safe-area-inset-left));
  margin-right: calc(-1 * env(safe-area-inset-right));
}

.stripes span:nth-child(1) { background: var(--red); }
.stripes span:nth-child(2) { background: var(--orange); }
.stripes span:nth-child(3) { background: var(--green); }
.stripes span:nth-child(4) { background: var(--blue); }

.top {
  display: flex;
  align-items: center;
  justify-content: flex-end;
  gap: 16px;
  width: min(var(--page), calc(100% - 2 * var(--gutter)));
  margin-inline: auto;
  padding: max(14px, calc(env(safe-area-inset-top) - 8px)) 0 8px;
  flex: none;
}

.top:has(#setup-btn:not([hidden])) {
  justify-content: space-between;
}

#setup-btn {
  flex: none;
  border: 0;
  background: transparent;
  color: var(--muted);
  border-radius: 999px;
  padding: 8px 4px;
  white-space: nowrap;
}

#setup-btn:hover {
  color: var(--ink);
}

.top-end {
  display: flex;
  align-items: center;
  gap: 8px;
}

.modes {
  display: flex;
  padding: 3px;
  background: var(--switch);
  border: 1px solid var(--line);
  border-radius: 999px;
}

.modes button {
  border: 0;
  background: transparent;
  color: var(--muted);
  border-radius: 999px;
  padding: 8px 14px;
}

.modes button[aria-pressed="true"] {
  background: var(--ink);
  color: var(--on-ink);
}

.modes button:hover:not([aria-pressed="true"]) {
  color: var(--ink);
}

main {
  flex: 1;
  min-height: 0;
  overflow: auto;
  padding: 8px var(--gutter) 12px;
}

main:focus {
  outline: none;
}

.foot {
  flex: none;
  display: flex;
  flex-wrap: wrap;
  justify-content: center;
  align-items: center;
  gap: 4px 10px;
  width: min(var(--page), calc(100% - 2 * var(--gutter)));
  margin: 0 auto;
  padding: 6px 0 max(18px, env(safe-area-inset-bottom));
  color: var(--muted);
  font-size: 0.78rem;
  letter-spacing: 0.02em;
  opacity: 0.7;
}

.foot a {
  color: inherit;
  text-decoration: none;
  border-bottom: 1px solid transparent;
  transition: color 0.15s, border-color 0.15s;
}

.foot a:hover,
.foot a:focus-visible {
  color: var(--ink);
  border-bottom-color: currentColor;
}

body.event-live .foot,
body.is-fullscreen .foot {
  display: none;
}

html.event-live,
body.event-live {
  height: 100%;
  overflow: hidden;
}

body.event-live main {
  overflow: hidden;
  display: flex;
  flex-direction: column;
  padding-bottom: max(22px, env(safe-area-inset-bottom));
}

body.is-fullscreen .stripes,
body.is-fullscreen .top {
  display: none;
}

body.is-fullscreen main {
  padding: 3vh 4vw 2vh;
}

body.is-fullscreen .event-board {
  max-width: none;
}

.stage {
  max-width: var(--page);
  margin: 0 auto;
  display: flex;
  flex-direction: column;
  gap: 16px;
  min-height: calc(100dvh - 120px);
}

.intro, .panel, .choice, .dock, .score {
  background: var(--surface);
  border: 1px solid var(--line);
  border-radius: 18px;
}

.intro, .score {
  padding: 28px 26px;
  margin: auto 0;
}

.kicker {
  margin: 0 0 8px;
  color: var(--kicker);
  letter-spacing: 0.14em;
  text-transform: uppercase;
  font-size: 0.78rem;
  font-weight: 700;
}

h1, h2, .question {
  font-family: var(--serif);
  font-weight: 600;
  letter-spacing: -0.02em;
  margin: 0;
}

.intro h1, .score h1 {
  margin: 0 0 10px;
  font-size: clamp(2rem, 5vw, 3.4rem);
  line-height: 1.05;
  text-wrap: balance;
}

.lede, .explanation, .fine {
  color: var(--muted);
  line-height: 1.45;
  text-wrap: pretty;
}

.lede { margin: 0 0 18px; font-size: 1.08rem; max-width: 42rem; }

.fine {
  margin: 16px 0 0;
  font-size: 0.85rem;
}

.actions, .row {
  display: flex;
  flex-wrap: wrap;
  gap: 10px;
  align-items: center;
}

.primary, .ghost, .choice {
  border-radius: 12px;
  border: 1px solid var(--line);
}

.primary, .ghost {
  padding: 12px 16px;
  background: var(--card-2);
}

.primary {
  background: var(--ink);
  color: var(--on-ink);
  border-color: transparent;
  font-weight: 700;
}

.primary:hover {
  background: color-mix(in srgb, var(--ink) 86%, var(--bg));
}

.primary:disabled {
  opacity: 0.45;
  cursor: default;
}

.primary:disabled:hover {
  background: var(--ink);
}

.ghost:hover:not([aria-pressed="true"]) {
  border-color: var(--line-strong);
}

.ghost[aria-pressed="true"], .ghost.active {
  border-color: var(--ink);
  color: var(--ink);
}

.question-wrap { display: flex; flex-direction: column; gap: 14px; }

.meta {
  display: flex;
  justify-content: space-between;
  gap: 12px;
  align-items: center;
  color: var(--muted);
  font-size: 0.92rem;
  font-variant-numeric: tabular-nums;
}

.phase {
  display: inline-flex;
  align-items: center;
  gap: 10px;
  padding: 6px 10px 6px 6px;
  border-radius: 999px;
  background: var(--sign);
  color: #f6f3ec;
  letter-spacing: 0.14em;
  font-size: 0.78rem;
  font-weight: 700;
}

.phase b {
  min-width: 2.4rem;
  text-align: center;
  padding: 6px 8px;
  border-radius: 999px;
  background: var(--blue);
  color: white;
  letter-spacing: 0;
  font-size: 1.05rem;
  font-variant-numeric: tabular-nums;
}

.phase.answer b { background: var(--green); }

.timer-track {
  height: 8px;
  border-radius: 999px;
  background: var(--track);
  overflow: hidden;
}

.timer-track i {
  display: block;
  height: 100%;
  width: 100%;
  transform-origin: left center;
  background: var(--blue);
}

.phase.answer ~ .timer-track i,
.timer-track.answer i { background: var(--green-bright); }

.question {
  margin: 0;
  font-size: clamp(1.45rem, 3vw, 2.55rem);
  line-height: 1.18;
  text-wrap: balance;
  overflow-wrap: break-word;
}

.choices {
  display: flex;
  flex-direction: column;
  gap: 8px;
  margin: 0;
  padding: 0;
  list-style: none;
}

.choice {
  position: relative;
  width: 100%;
  display: grid;
  grid-template-columns: auto 1fr;
  gap: 12px;
  align-items: center;
  text-align: left;
  padding: 12px 14px;
  background: var(--card);
  font-size: clamp(1.05rem, 2vw, 1.4rem);
  line-height: 1.3;
}

.choice .letter {
  width: 2rem;
  height: 2rem;
  display: grid;
  place-items: center;
  border-radius: 999px;
  background: var(--chip);
  font-weight: 700;
  font-size: 0.95rem;
}

button.choice:hover:not(:disabled) { border-color: var(--line-strong); }

.choice:disabled { cursor: default; }

.choice.correct {
  border-color: var(--green-bright);
  background: rgba(20, 148, 74, 0.22);
}

.choice.wrong {
  border-color: var(--wrong);
  background: rgba(224, 60, 49, 0.16);
}

.choice.dim { opacity: 0.45; }

.explanation {
  margin: 0;
  padding: 14px 16px;
  border-left: 4px solid var(--green);
  background: rgba(20, 148, 74, 0.1);
  border-radius: 0 12px 12px 0;
  font-size: clamp(1rem, 1.6vw, 1.2rem);
}

.explanation strong { color: var(--ink); }

.explanation.reserved { visibility: hidden; }

body.list-mode .top {
  position: relative;
  z-index: 3;
  padding-bottom: 0;
  background: var(--page-wash);
  background-attachment: fixed;
}

body.list-mode main {
  padding-top: 0;
}

.list-stage {
  min-height: 0;
  gap: 14px;
}

.list-bar {
  position: sticky;
  top: 0;
  z-index: 2;
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  justify-content: space-between;
  gap: 8px 18px;
  margin-top: -1px;
  padding: 9px 0 12px;
  background: var(--page-wash);
  background-attachment: fixed;
}

.list-bar .kicker { margin: 0; }

.list-bar .fields { gap: 4px 16px; }

.trivia-list {
  list-style: none;
  margin: 0;
  padding: 0;
  display: flex;
  flex-direction: column;
  gap: 12px;
}

.list-item {
  display: flex;
  flex-direction: column;
  gap: 12px;
  padding: 16px 16px 14px;
  background: var(--surface);
  border: 1px solid var(--line);
  border-radius: 18px;
}

.list-question {
  display: flex;
  gap: 12px;
  align-items: baseline;
  font-size: clamp(1.15rem, 2.1vw, 1.55rem);
  line-height: 1.28;
  text-wrap: pretty;
  overflow-wrap: break-word;
}

.list-id {
  flex: none;
  min-width: 1.5rem;
  color: var(--muted);
  font-family: var(--sans);
  font-size: 0.85rem;
  font-weight: 700;
  font-variant-numeric: tabular-nums;
  letter-spacing: 0;
}

.list-reveal {
  align-self: flex-start;
  margin-top: -4px;
  padding: 4px 2px;
  border: 0;
  background: transparent;
  color: var(--blue);
  font-size: 0.85rem;
  font-weight: 700;
}

.list-reveal:hover {
  color: var(--ink);
}

.list-reveal[aria-pressed="true"] {
  color: var(--muted);
}

.list-item .choice {
  font-size: 1rem;
  padding: 10px 12px;
}

.list-item .explanation {
  font-size: 0.98rem;
}

.event-board {
  position: relative;
  width: 100%;
  max-width: var(--page);
  flex: 1;
  min-height: 0;
  overflow: hidden;
}

.event-board .question-wrap {
  flex: 1;
  min-height: 0;
  overflow: hidden;
  display: flex;
  align-items: flex-start;
}

.event-board .question-fit {
  width: 100%;
}

.event-board .question {
  font-size: calc(clamp(1.45rem, 3vw, 2.55rem) * var(--slide-scale, 1));
}

.event-board .choice {
  font-size: calc(clamp(1.05rem, 2vw, 1.4rem) * var(--slide-scale, 1));
}

.event-board .explanation {
  font-size: calc(clamp(1rem, 1.6vw, 1.2rem) * var(--slide-scale, 1));
}

body.is-fullscreen .event-board .question-fit {
  display: flex;
  flex-direction: column;
  gap: 0.6em;
}

body.is-fullscreen .event-board .choices {
  gap: 0.35em;
}

body.is-fullscreen .event-board .choice {
  gap: 0.55em;
  padding: 0.45em 0.65em;
}

body.is-fullscreen .event-board .choice .letter {
  width: 2em;
  height: 2em;
  font-size: 0.7em;
}

body.is-fullscreen .event-board .explanation {
  padding: 0.7em 0.85em;
}

body.is-fullscreen .event-board .meta {
  font-size: 1.15rem;
}

.event-chrome {
  position: relative;
  z-index: 5;
  flex: none;
  margin-top: 12px;
}

.event-launcher {
  position: relative;
  z-index: 4;
  display: flex;
  justify-content: flex-end;
  gap: 8px;
  flex: none;
}

.event-launcher .primary,
.event-launcher .ghost {
  padding: 8px 14px;
}

.menu-backdrop {
  position: fixed;
  inset: 0;
  z-index: 2;
  margin: 0;
  padding: 0;
  border: 0;
  border-radius: 0;
  background: transparent;
  cursor: default;
}

.event-menu {
  position: absolute;
  z-index: 3;
  right: 0;
  bottom: calc(100% + 10px);
  width: min(460px, 100%);
  max-height: min(520px, calc(100dvh - 180px));
  overflow: auto;
  padding: 14px;
  display: flex;
  flex-direction: column;
  gap: 12px;
  background: var(--menu);
  border: 1px solid var(--line);
  border-radius: 18px;
  box-shadow: 0 18px 40px rgba(0, 0, 0, 0.4);
}

.intro .fields {
  margin-bottom: 28px;
}

.fields {
  display: flex;
  flex-wrap: wrap;
  align-items: flex-end;
  gap: 12px 18px;
}

label.field {
  display: flex;
  flex-direction: column;
  gap: 4px;
  color: var(--muted);
  font-size: 0.85rem;
  min-width: 140px;
}

label.field.inline {
  flex-direction: row;
  align-items: center;
  gap: 8px;
  min-width: 0;
  min-height: 44px;
}

input[type="checkbox"] {
  width: 1.05rem;
  height: 1.05rem;
  accent-color: var(--blue);
}

input[type="number"], select {
  background: var(--input);
  border: 1px solid var(--line);
  border-radius: 12px;
  padding: 10px 12px;
  min-height: 44px;
  font-variant-numeric: tabular-nums;
}

input[type="range"] { width: 160px; }

.score-number {
  font-family: var(--serif);
  font-size: clamp(3rem, 8vw, 5.5rem);
  line-height: 0.9;
  margin: 8px 0;
  font-variant-numeric: tabular-nums;
}

.missed {
  margin: 16px 0;
  padding: 0;
  list-style: none;
  display: flex;
  flex-direction: column;
  gap: 8px;
}

.missed li {
  padding-bottom: 8px;
  border-bottom: 1px solid var(--line);
}

.missed b { color: var(--green-bright); }

.keys {
  color: var(--muted);
  font-size: 0.85rem;
}

@media (max-width: 720px) {
  :root { --gutter: 14px; }
  .top { flex-wrap: wrap; gap: 8px; }
  .top-end { flex: 1 1 100%; min-width: 0; }
  .modes { flex: 1; }
  .modes button { flex: 1; }
}

@media (prefers-contrast: more) {
  :root { --line: rgba(246, 243, 236, 0.45); }
  html.theme-light { --line: rgba(28, 33, 40, 0.45); }
}

@media (prefers-reduced-motion: reduce) {
  * { scroll-behavior: auto !important; }
}