:root {
  color-scheme: dark;
  --bg: #06080d; --surface: #101824; --line: rgba(255,255,255,.14);
  --text: #f4f7fb; --muted: #98a4b5; --accent: #82f1d1;
  font-family: Inter, "Segoe UI", system-ui, sans-serif;
}
* { box-sizing: border-box; }
html, body { min-width: 0; min-height: 100%; margin: 0; background: var(--bg); }
body {
  min-height: 100vh; overflow: hidden; color: var(--text);
  background:
    linear-gradient(rgba(3,9,14,.52), rgba(3,9,14,.8)),
    radial-gradient(circle at 50% 45%, rgba(24,55,74,.38), rgba(3,9,14,.9)),
    url("../games/collapse/assets/global.png") center/cover fixed,
    #06080d;
}
button { font: inherit; }
button:focus-visible { outline: 3px solid rgba(130,241,209,.55); outline-offset: 4px; }
.app { min-height: 100vh; display: grid; place-items: center; padding: 40px 4vw 8px; }
.brand-header { position: fixed; inset: 0 0 auto; z-index: 20; height: 70px; display: flex; align-items: center; justify-content: space-between; padding: 15px 30px; pointer-events: none; }
.client-logo { width: auto; height: 38px; max-width: 220px; object-fit: contain; filter: drop-shadow(0 3px 9px #000); }
.client-logo:last-child { max-width: 175px; }
.event-logo { display: block; width: min(215px, 24vw); height: auto; margin: 0 auto 18px; }
.terminal .event-logo { width: min(190px, 22vw); margin-bottom: 12px; }
.screen { width: min(1180px, 100%); }
.center-screen { width: min(760px, 100%); text-align: center; }
.entry-screen { width: min(980px, 100%); }
.entry-screen .event-logo { width: min(250px, 25vw); margin-bottom: 24px; }
.entry-modes { display: grid; grid-template-columns: repeat(2, minmax(0, 1fr)); gap: 18px; margin-bottom: 22px; text-align: left; }
.entry-mode { min-height: 210px; padding: 24px 26px; border: 1px solid rgba(130,241,209,.24); border-radius: 12px; background: linear-gradient(150deg, rgba(19,35,44,.88), rgba(9,16,24,.92)); box-shadow: inset 0 1px 0 rgba(255,255,255,.04); }
.entry-mode h1 { margin-bottom: 18px; color: var(--accent); font-size: 1rem; line-height: 1.2; letter-spacing: .2em; }
.entry-mode p { margin: 0 0 10px; color: #d7dfe9; font-size: 1.05rem; line-height: 1.45; }
.entry-mode p:last-child { margin-bottom: 0; color: #aeb9c7; }
.entry-fullscreen-note { margin: 0 0 18px; color: #e8eef5; font-size: .78rem; font-weight: 850; letter-spacing: .15em; }
.entry-screen .primary { min-width: 240px; }
.eyebrow { margin: 0 0 11px; color: var(--accent); font-size: .72rem; font-weight: 850; letter-spacing: .25em; text-transform: uppercase; }
h1, h2, h3, p { margin-top: 0; }
h1 { margin-bottom: 17px; font-size: clamp(3rem, 6.8vw, 5.8rem); line-height: .92; letter-spacing: -.055em; }
h2 { margin-bottom: 9px; font-size: clamp(2rem, 4vw, 3.4rem); letter-spacing: -.04em; }
.lead { max-width: 680px; margin: 0 auto 20px; color: #c5ceda; font-size: 1.05rem; line-height: 1.5; }
.rule-callout { margin: 0 auto 22px; padding: 12px 18px; border: 1px solid rgba(130,241,209,.35); border-radius: 10px; color: var(--accent); background: rgba(130,241,209,.07); font-weight: 800; letter-spacing: .07em; }
.primary, .secondary { min-height: 45px; border-radius: 8px; padding: 11px 21px; cursor: pointer; font-weight: 850; letter-spacing: .1em; text-transform: uppercase; }
.primary { border: 1px solid var(--accent); color: #03110d; background: var(--accent); }
.secondary { border: 1px solid var(--line); color: var(--text); background: rgba(255,255,255,.04); }
.primary:hover, .secondary:hover { transform: translateY(-1px); }
.button-row { display: flex; justify-content: center; flex-wrap: wrap; gap: 12px; }
.topline { display: grid; grid-template-columns: 1fr auto 1fr; align-items: center; gap: 20px; margin-bottom: 17px; }
.topline-copy { justify-self: start; }
.topline-copy h2 { margin: 0; font-size: clamp(1.8rem, 3vw, 2.7rem); }
.topline-copy p { margin: 4px 0 0; color: var(--muted); }
.session-status { justify-self: end; display: flex; align-items: center; gap: 17px; }
.progress { color: var(--muted); font-weight: 750; letter-spacing: .1em; }
.timer { min-width: 130px; text-align: right; }
.timer-label { display: block; color: var(--muted); font-size: .67rem; font-weight: 750; letter-spacing: .15em; }
.timer-value { font: 800 1.5rem/1.1 ui-monospace, SFMono-Regular, Consolas, monospace; }
.machine-grid { display: grid; grid-template-columns: repeat(4, 1fr); gap: 14px; }
.machine { min-height: 292px; display: flex; flex-direction: column; padding: 21px; border: 1px solid var(--line); border-radius: 14px; background: linear-gradient(155deg, rgba(21,32,46,.96), rgba(10,14,22,.96)); box-shadow: 0 18px 50px rgba(0,0,0,.18); }
.machine::before { content: ""; width: 38px; height: 3px; margin-bottom: 27px; border-radius: 99px; background: var(--machine-accent, var(--accent)); }
.machine h3 { margin-bottom: 4px; font-size: 1.4rem; letter-spacing: -.025em; }
.family { color: var(--machine-accent, var(--accent)); font-size: .71rem; font-weight: 900; letter-spacing: .2em; }
.machine-copy { flex: 1; margin: 22px 0; color: var(--muted); font-size: .9rem; line-height: 1.45; }
.machine-state { margin-bottom: 11px; color: #d4dbe5; font-size: .68rem; font-weight: 850; letter-spacing: .13em; }
.machine button { width: 100%; }
.machine.completed { opacity: .6; border-color: rgba(130,241,209,.32); }
.machine.completed .machine-state { color: var(--accent); }
.machine:nth-child(2) { --machine-accent: #c3a4ff; }
.machine:nth-child(3) { --machine-accent: #71d9ff; }
.machine:nth-child(4) { --machine-accent: #ffbe78; }
.arcade-action { display: flex; align-items: center; justify-content: center; gap: 18px; margin-top: 18px; }
.arcade-action p { margin: 0; color: var(--muted); font-size: .85rem; }
.briefing { width: min(84vw, 1600px); }
.briefing-head { text-align: center; margin-bottom: 18px; }
.briefing-head .eyebrow { margin-bottom: 8px; font-size: 16px; }
.briefing-head h2 { margin-bottom: 7px; font-size: 44px; }
.briefing-head .family { font-size: 16px; }
.briefing-layout { display: grid; grid-template-columns: minmax(0, 1.5fr) minmax(480px, 1fr); gap: clamp(32px, 2.3vw, 44px); align-items: stretch; margin-bottom: 16px; }
.briefing-rules h3, .format-card > h3 { margin: 0 0 14px; color: #dfe7f0; font-size: 18px; font-weight: 900; letter-spacing: .2em; }
.briefing-list { display: grid; gap: 8px; margin: 0; padding: 0; list-style: none; }
.briefing-list li { position: relative; min-height: 54px; display: flex; align-items: center; padding: 11px 24px 11px 50px; border: 1px solid rgba(255,255,255,.09); border-radius: 8px; color: #cbd3de; background: rgba(255,255,255,.025); font-size: 20px; line-height: 1.3; }
.briefing-list li::before { content: "•"; position: absolute; left: 24px; color: var(--accent); }
.format-card { min-height: 350px; display: flex; flex-direction: column; padding: 26px 28px; border: 1px solid rgba(130,241,209,.26); border-radius: 12px; background: linear-gradient(150deg, rgba(19,35,44,.92), rgba(9,16,24,.94)); box-shadow: inset 0 1px 0 rgba(255,255,255,.04); }
.format-card > h3 { color: var(--accent); }
.format-stats { display: grid; grid-template-columns: repeat(2, minmax(0, 1fr)); gap: 12px; }
.briefing-collapse .format-stats { grid-template-columns: repeat(3, minmax(0, 1fr)); align-items: stretch; }
.briefing-collapse .format-stat:nth-child(3) {
  min-height: 96px;
}
/* .briefing-collapse .format-stat:nth-child(3) { display: grid; grid-template-columns: auto 1fr; grid-template-rows: auto auto; align-content: center; justify-content: start; column-gap: 8px; }
.briefing-collapse .format-stat:nth-child(3) strong { grid-column: 1; grid-row: 1; }
.briefing-collapse .format-stat:nth-child(3) span { grid-column: 2; grid-row: 1; align-self: center; margin-top: 0; }
.briefing-collapse .format-stat:nth-child(3) small { grid-column: 1 / -1; grid-row: 2; } */
.briefing-collapse .briefing-list li {
  min-height: 50px;
  padding-top: 9px;
  padding-bottom: 9px;
  font-size: 18px;
}
.briefing-collapse .format-card { padding-block: 20px; }
.briefing-collapse .format-progression { margin-top: 10px; }
.briefing-collapse .format-attempts { margin-top: 10px; }
.format-stats:has(> .format-stat:nth-child(2):last-child) { flex: 1; align-content: center; }
.format-stats:has(> .format-stat:nth-child(2):last-child) .format-stat { min-height: 220px; }
.format-stat { min-width: 0; min-height: 96px; display: flex; flex-direction: column; justify-content: center; padding: 14px 18px; border: 1px solid rgba(255,255,255,.08); border-radius: 8px; background: rgba(255,255,255,.025); }
.format-stat strong, .format-stat span, .format-stat small { display: block; }
.format-stat strong { color: #f7fbff; font: 850 36px/.95 ui-monospace, SFMono-Regular, Consolas, monospace; letter-spacing: -.04em; }
.format-stat span { margin-top: 9px; color: #cbd6e1; font-size: 15px; font-weight: 900; letter-spacing: .13em; }
.format-stat small { margin-top: 4px; color: var(--accent); font-size: 13px; font-weight: 900; letter-spacing: .13em; }
.format-stat-priority { border-color: rgba(130,241,209,.3); background: rgba(130,241,209,.055); }
.format-stat-priority strong { color: var(--accent); }
.format-progression { display: grid; grid-template-columns: repeat(3, 1fr); gap: 20px; margin-top: 14px; }
.format-progression > div { position: relative; min-height: 60px; padding: 11px 8px; border-radius: 7px; text-align: center; background: rgba(130,241,209,.055); }
.format-progression > div:not(:last-child)::after { content: "→"; position: absolute; top: 50%; right: -16px; color: var(--accent); font-size: 18px; transform: translateY(-50%); }
.format-progression small, .format-progression strong { display: block; }
.format-progression small { color: var(--muted); font-size: 12px; font-weight: 850; letter-spacing: .1em; }
.format-progression strong { margin-top: 4px; color: #eef7f4; font-size: 16px; letter-spacing: .07em; }
.format-attempts { margin-top: 14px; }
.format-attempts p { margin: 0 0 8px; color: #aebac7; font-size: 12px; font-weight: 900; letter-spacing: .14em; }
.format-attempts > div { display: grid; grid-template-columns: repeat(3, 1fr); gap: 8px; }
.format-attempts span { min-height: 44px; display: flex; align-items: center; justify-content: space-between; gap: 5px; padding: 9px 11px; border: 1px solid rgba(255,255,255,.08); border-radius: 6px; }
.format-attempts small { color: var(--muted); font-size: 11px; font-weight: 850; letter-spacing: .05em; }
.format-attempts strong { color: var(--accent); font: 850 20px/1 ui-monospace, SFMono-Regular, Consolas, monospace; }
.format-early-fail strong { font-size: 12px; white-space: nowrap; }
.commit-note { margin: 0 0 12px; color: #d8dfe8; font-size: 18px; font-weight: 700; text-align: center; }
.briefing .button-row { gap: 20px; }
.briefing .primary, .briefing .secondary { min-height: 52px; padding: 13px 30px; font-size: 18px; }
.briefing-timer { margin-top: 10px; }
.briefing-timer .timer { min-width: 0; display: flex; align-items: baseline; justify-content: center; gap: 12px; text-align: center; }
.briefing-timer .timer-label { font-size: 12px; }
.briefing-timer .timer-value { font-size: 25px; }
.confirm-card, .simulation { width: min(720px, 100%); padding: 31px; border: 1px solid var(--line); border-radius: 16px; text-align: center; background: rgba(13,20,30,.92); }
.simulation { border-style: dashed; }
.dev-tag { display: inline-block; margin-bottom: 21px; padding: 7px 11px; border-radius: 5px; color: #111; background: #ffd77b; font-size: .67rem; font-weight: 900; letter-spacing: .13em; }
.simulation h1 { font-size: clamp(2.7rem, 6vw, 5rem); }
.dev-reset { position: fixed; right: 14px; bottom: 10px; z-index: 30; border: 0; color: rgba(255,255,255,.42); background: transparent; font-size: .63rem; font-weight: 800; letter-spacing: .1em; cursor: pointer; }
.terminal h1 { font-size: clamp(2.8rem, 6vw, 5.3rem); }
.terminal-summary { display: flex; justify-content: center; gap: 12px; margin: 22px 0; }
.terminal-summary span { min-width: 175px; padding: 12px; border: 1px solid var(--line); border-radius: 999px; color: var(--muted); }
.terminal-summary strong { color: var(--text); }
.completion-actions { position: fixed; right: 14px; bottom: 10px; z-index: 30; display: flex; align-items: center; gap: 9px; color: rgba(255,255,255,.24); }
.completion-actions button { border: 0; color: rgba(255,255,255,.58); background: transparent; font-size: .63rem; font-weight: 800; letter-spacing: .1em; cursor: pointer; }
.completion-actions button:hover { color: var(--accent); }
.response-viewer { position: fixed; inset: 0; z-index: 10; overflow-y: auto; overflow-x: hidden; padding: 0 38px 52px; background: linear-gradient(rgba(3,9,14,.45), rgba(3,9,14,.82)); }
.viewer-header { position: sticky; top: 0; z-index: 15; width: min(1180px, 100%); margin: 0 auto 22px; padding: 74px 0 17px; display: flex; align-items: end; justify-content: space-between; gap: 28px; border-bottom: 1px solid rgba(130,241,209,.25); background: linear-gradient(to bottom, rgba(4,10,15,.98) 72%, rgba(4,10,15,.9)); backdrop-filter: blur(14px); }
.viewer-header h1 { margin: 0 0 7px; font-size: clamp(2.2rem, 4.4vw, 4rem); }
.viewer-header p:not(.eyebrow) { margin: 0; color: #b4bfcd; }
.viewer-back { flex: 0 0 auto; }
.viewer-scoreboard { width: min(1180px, 100%); margin: 0 auto 18px; display: grid; grid-template-columns: 1.35fr repeat(4, 1fr); gap: 8px; }
.viewer-scoreboard > div { min-width: 0; padding: 12px 14px; border: 1px solid rgba(255,255,255,.12); border-radius: 10px; background: rgba(15,24,35,.9); }
.viewer-scoreboard .viewer-score-total { border-color: rgba(130,241,209,.38); background: rgba(130,241,209,.075); }
.viewer-scoreboard span { display: block; margin-bottom: 4px; color: var(--muted); font-size: .59rem; font-weight: 850; letter-spacing: .13em; }
.viewer-scoreboard strong { display: block; overflow-wrap: anywhere; font: 850 1rem/1.15 ui-monospace, SFMono-Regular, Consolas, monospace; }
.viewer-scoreboard .viewer-score-total span, .viewer-scoreboard .viewer-score-total strong { color: var(--accent); }
.machine-reviews { width: min(1180px, 100%); margin: 0 auto; display: grid; gap: 18px; }
.machine-review { overflow: hidden; border: 1px solid var(--line); border-radius: 15px; background: linear-gradient(155deg, rgba(17,26,38,.96), rgba(8,12,19,.97)); box-shadow: 0 18px 55px rgba(0,0,0,.22); }
.machine-review > header { padding: 21px 24px 18px; border-bottom: 1px solid rgba(255,255,255,.09); }
.machine-review h2 { margin: 0 0 5px; font-size: 1.7rem; letter-spacing: -.025em; }
.machine-review h2 span { color: var(--accent); font-size: .68rem; letter-spacing: .18em; vertical-align: middle; }
.commingle-review h2 span { color: #c3a4ff; }
.fds-review h2 span { color: #71d9ff; }
.collapse-review h2 span { color: #ffbe78; }
.machine-review-summary { margin: 0; color: #dfe6ef; font-size: .78rem; font-weight: 850; letter-spacing: .12em; }
.capture-records { display: grid; }
.capture-record { display: grid; grid-template-columns: 1.05fr 2.4fr 2.4fr .8fr; gap: 18px; align-items: start; padding: 14px 24px; border-top: 1px solid rgba(255,255,255,.065); }
.capture-record:first-child { border-top: 0; }
.capture-field { min-width: 0; }
.capture-label { display: block; margin-bottom: 5px; color: var(--muted); font-size: .61rem; font-weight: 850; letter-spacing: .13em; }
.capture-value { display: block; overflow-wrap: anywhere; color: #eef2f7; font-size: .86rem; line-height: 1.4; }
.participant-response .capture-value { white-space: pre-wrap; }
.capture-status { display: inline-block; font-size: .7rem; font-weight: 900; letter-spacing: .08em; }
.status-correct, .status-complete, .status-run-complete { color: #59f0a6; }
.status-accepted-spelling-variant { color: var(--accent); }
.status-incorrect, .status-timeout, .status-out-of-lives { color: #ff7189; }
.status-unanswered, .status-unknown { color: #ffcf7a; }
.fds-question-review { border-top: 1px solid rgba(255,255,255,.08); }
.fds-question-review:first-child { border-top: 0; }
.fds-question-head { display: grid; grid-template-columns: 1fr auto auto; gap: 18px; align-items: center; padding: 14px 24px; background: rgba(113,217,255,.035); }
.fds-question-head strong { font-size: .9rem; }
.fds-question-head small { color: var(--muted); }
.fds-question-review .capture-record { grid-template-columns: .75fr 1.7fr 1.4fr .75fr; padding-left: 38px; }
.capture-empty, .capture-note { margin: 0; padding: 17px 24px; color: var(--muted); font-size: .84rem; }
.collapse-country-list { display: grid; grid-template-columns: repeat(5, 1fr); gap: 9px; margin: 0; padding: 20px 24px 8px; list-style: none; }
.collapse-country-list li { display: flex; align-items: center; gap: 10px; min-height: 51px; padding: 10px 12px; border: 1px solid rgba(255,190,120,.18); border-radius: 9px; background: rgba(255,190,120,.045); }
.collapse-country-list span { color: #ffbe78; font: 750 .7rem ui-monospace, SFMono-Regular, Consolas, monospace; }
.collapse-country-list strong { font-size: .78rem; letter-spacing: .06em; }
.machine-host { position: fixed; inset: 0; z-index: 40; background: var(--bg); }
.machine-frame { display: block; width: 100%; height: 100%; border: 0; background: var(--bg); }
.machine-master-timer {
  position: fixed; top: 8px; left: 50%; z-index: 45; transform: translateX(-50%);
  padding: 5px 12px 6px; border: 1px solid rgba(130,241,209,.32); border-radius: 8px;
  background: rgba(4,9,14,.86); box-shadow: 0 5px 18px rgba(0,0,0,.3); pointer-events: none;
}
.machine-master-timer .timer { min-width: 0; display: flex; align-items: baseline; gap: 8px; text-align: center; }
.machine-master-timer .timer-label { color: var(--accent); font-size: .58rem; }
.machine-master-timer .timer-value { font-size: .9rem; }
@media (max-width: 900px) {
  .app { padding: 66px 32px 14px; }
  .brand-header { height: 60px; padding-top: 11px; }
  .client-logo { height: 32px; }
  .event-logo { width: 175px; margin-bottom: 11px; }
  .lead { margin-bottom: 15px; font-size: .98rem; }
  .rule-callout { margin-bottom: 16px; }
  .machine { min-height: 270px; padding: 18px; }
  .machine::before { margin-bottom: 22px; }
  .machine-copy { margin: 17px 0; }
  .briefing { width: min(1100px, 100%); }
  .briefing-head { margin-bottom: 10px; }
  .briefing-head .eyebrow { margin-bottom: 6px; font-size: .72rem; }
  .briefing-head h2 { margin-bottom: 4px; font-size: 2rem; }
  .briefing-head .family { font-size: .71rem; }
  .briefing-layout { grid-template-columns: minmax(0, 1.45fr) minmax(310px, .85fr); gap: 14px; margin-bottom: 10px; }
  .briefing-rules h3, .format-card > h3 { margin-bottom: 10px; font-size: .69rem; }
  .briefing-list { gap: 5px; }
  .briefing-list li { min-height: 0; padding: 6px 13px 6px 35px; font-size: .88rem; }
  .briefing-list li::before { left: 17px; }
  .format-card { min-height: 0; padding: 12px 13px; }
  .briefing-collapse .format-card { padding-block: 12px; }
  .format-stats { gap: 8px; }
  .briefing-collapse .format-stats { grid-template-columns: repeat(2, minmax(0, 1fr)); }
  .briefing-collapse .format-stat:nth-child(3) { display: flex; }
  .format-stats:has(> .format-stat:nth-child(2):last-child) .format-stat { min-height: 0; }
  .format-stat { min-height: 0; padding: 7px 9px; }
  .format-stat strong { font-size: 1.35rem; }
  .format-stat span { margin-top: 6px; font-size: .62rem; }
  .format-stat small { margin-top: 2px; font-size: .58rem; }
  .format-progression { gap: 15px; margin-top: 8px; }
  .briefing-collapse .format-progression { margin-top: 8px; }
  .format-progression > div { min-height: 0; padding: 8px 5px; }
  .format-progression > div:not(:last-child)::after { right: -13px; font-size: inherit; }
  .format-progression small { font-size: .53rem; }
  .format-progression strong { margin-top: 3px; font-size: .64rem; }
  .format-attempts { margin-top: 8px; }
  .briefing-collapse .format-attempts { margin-top: 8px; }
  .format-attempts p { margin-bottom: 6px; font-size: .56rem; }
  .format-attempts > div { gap: 6px; }
  .format-attempts span { min-height: 0; padding: 6px 7px; }
  .format-attempts small { font-size: .5rem; }
  .format-attempts strong { font-size: .92rem; }
  .commit-note { margin-bottom: 9px; font-size: .86rem; }
  .briefing .button-row { gap: 12px; }
  .briefing .primary, .briefing .secondary { min-height: 40px; padding: 8px 21px; font-size: 1rem; }
  .briefing-timer { margin-top: 7px; }
  .briefing-timer .timer { display: block; }
  .briefing-timer .timer-label { font-size: .67rem; }
  .briefing-timer .timer-value { font-size: 1.5rem; }
}
@media (max-width: 900px) {
  body { overflow: auto; }
  .entry-screen { padding: 34px 0 24px; }
  .entry-screen .event-logo { width: min(215px, 46vw); }
  .entry-modes { grid-template-columns: 1fr; }
  .entry-mode { min-height: 0; padding: 19px 20px; }
  .briefing-layout { grid-template-columns: 1fr; }
  .machine-grid { grid-template-columns: repeat(2, 1fr); }
  .topline { grid-template-columns: 1fr auto; }
  .topline .event-logo { display: none; }
  .response-viewer { padding-inline: 18px; }
  .viewer-header { align-items: start; flex-direction: column; }
  .viewer-scoreboard { grid-template-columns: repeat(2, 1fr); }
  .viewer-score-total { grid-column: 1 / -1; }
  .capture-record, .fds-question-review .capture-record { grid-template-columns: 1fr 1fr; padding-left: 20px; }
  .collapse-country-list { grid-template-columns: 1fr 1fr; }
}