/* Escape the Page — the room. Tokens from brand/brand-sheet.html. */
:root {
  --paper: #FBFBF8; --rule: #D5DFE7; --ink: #14203A; --pencil: #5B6775; --pencil-light: #9AA6B2;
  --exit: #17A35E; --exit-deep: #0D7A45; --exit-wash: #E3F5EB; --wrong: #D2402F; --wrong-wash: #FBE7E3;
  /* highlighter: a cell that matters, a pick, a key letter. Never a verdict; green and red are the verdicts. */
  --mark: #F2C318; --mark-deep: #8A6A00; --mark-wash: #FFF2BF;
  --display: 'Big Shoulders Display', 'Arial Narrow', sans-serif;
  --body: 'Public Sans', system-ui, sans-serif;
  --u: 20px; --cell: 44px;
  --mbg: var(--paper); --mink: var(--ink);
  color-scheme: light;
}
@media (prefers-color-scheme: dark) {
  :root {
    --paper: #1A212C; --rule: #28313E; --ink: #F1F3F5; --pencil: #9AA6B2; --pencil-light: #5B6775;
    --exit-deep: #2FC77A; --exit-wash: #1E3A2C; --wrong-wash: #44231F;
    --mark: #F2C318; --mark-deep: #F0CB4F; --mark-wash: #3A3214;
    --mbg: #1A212C; --mink: #F1F3F5;
    color-scheme: dark;
  }
}
* { box-sizing: border-box; }
html { -webkit-text-size-adjust: 100%; }
body {
  margin: 0; color: var(--ink); font: 400 17px/1.55 var(--body);
  background: var(--paper);
  background-image: linear-gradient(var(--rule) 1px, transparent 1px), linear-gradient(90deg, var(--rule) 1px, transparent 1px);
  background-size: var(--u) var(--u);
  min-height: 100dvh;
}
a { color: inherit; }
button, input { font: inherit; color: inherit; }
:focus-visible { outline: 3px solid var(--mark); outline-offset: 2px; }
[hidden] { display: none !important; }

/* ---- the mark: one image, made by Codex image_gen (brand/logo/logo.png): ESCAPE breaking out of the page ---- */
.mark { display: block; line-height: 0; }
.mark img { height: 104px; width: auto; display: block; margin: -6px 0 -4px -6px; }

/* ---- layout ---- */
.top, .room, .foot { width: min(560px, 100% - 32px); margin: 0 auto; }
.top { display: flex; align-items: center; padding: 18px 0 10px; }
.top .meta { margin-left: auto; }
.top .meta { text-align: right; font-size: 14px; color: var(--pencil); line-height: 1.3; }
.top .meta b { display: block; font-size: 24px; font-variant-numeric: tabular-nums; color: var(--ink); font-weight: 600; }
.top .meta b.low { color: var(--wrong); }
.top .meta b.over { color: var(--wrong); }
.time.over { color: var(--wrong); }
.room { padding-bottom: 40px; }
.helpbtn { width: 30px; height: 30px; border: 2px solid var(--pencil-light); border-radius: 50%; background: var(--paper); color: var(--pencil); font: 700 16px var(--body); cursor: pointer; padding: 0; line-height: 1; flex: none; align-self: center; }
.helpbtn[aria-expanded="true"] { border-color: var(--ink); background: var(--ink); color: var(--paper); }
.help { border: 2px solid var(--ink); background: var(--paper); padding: 4px 14px; margin: 0 0 16px; font-size: 15px; color: var(--pencil); }
.help p { margin: 8px 0; }

.foot { padding: 10px 0 60px; font-size: 14px; color: var(--pencil); display: flex; flex-wrap: wrap; gap: 6px 18px; }
.foot a, .foot button { color: var(--pencil); background: none; border: 0; padding: 0; cursor: pointer; text-decoration: underline; text-underline-offset: 3px; }

/* ---- steps ---- */
.steps { display: grid; grid-template-columns: 1fr 1fr 1fr; gap: 4px; margin: 0 0 24px; }
.steps button { border: 2px solid var(--pencil-light); background: var(--paper); color: var(--pencil); padding: 6px 2px; font-family: var(--display); font-weight: 700; font-size: 18px; line-height: 1; cursor: pointer; display: grid; gap: 2px; }
.steps button small { font: 400 11px/1 var(--body); }
.steps button.reached { border-color: var(--ink); color: var(--ink); }
.steps button.open { border-color: var(--exit-deep); color: var(--exit-deep); background: var(--exit-wash); }
.steps button.current { background: var(--ink); color: var(--paper); border-color: var(--ink); }
.steps button.current.open { background: var(--exit-deep); border-color: var(--exit-deep); color: #fff; }
.steps button[disabled] { cursor: not-allowed; opacity: .55; }
.nav { display: flex; justify-content: space-between; gap: 10px; margin-top: 22px; }
.nav .btn.next { margin-left: auto; }
.nav .btn.next[disabled] { opacity: 1; background: var(--paper); color: var(--pencil); border-color: var(--pencil-light); box-shadow: 3px 3px 0 var(--pencil-light); }

/* ---- locks ---- */
.lock { margin-bottom: 32px; }
.lockhead { display: flex; align-items: baseline; gap: 12px; border-bottom: 2px solid var(--ink); padding-bottom: 6px; margin-bottom: 14px; }
.lockhead.door { border: 0; padding: 0; margin: 0; justify-content: space-between; }
.lockhead .n { font-family: var(--display); font-weight: 900; font-size: 34px; line-height: 1; }
.lockhead .name { font-family: var(--display); font-weight: 700; font-size: 26px; line-height: 1; white-space: nowrap; }
.lockhead .state { margin-left: auto; font-size: 14px; color: var(--pencil); text-align: right; }
.lock.open .lockhead .state { color: var(--exit-deep); font-weight: 600; }
.lock.open .lockhead { border-color: var(--exit-deep); }
.hintbtn { background: none; border: 2px solid var(--pencil-light); color: var(--ink); padding: 3px 10px; font-size: 14px; font-weight: 600; cursor: pointer; align-self: center; display: inline-flex; gap: 6px; align-items: baseline; white-space: nowrap; margin-left: auto; }
.lockhead .state { margin-left: 0; }
.hintbtn span { color: var(--pencil); font-weight: 400; font-size: 12px; }
.hintbtn[disabled] { cursor: not-allowed; color: var(--pencil-light); }
.cell.ok, .it.ok, .tile.ok { border-color: var(--exit-deep) !important; border-style: solid !important; color: var(--exit-deep); background: var(--exit-wash); }
.cell.bad, .it.bad, .tile.bad { border-color: var(--wrong) !important; border-style: solid !important; color: var(--wrong); background: var(--wrong-wash); }
.note { font-size: 14px; color: var(--pencil); margin: 10px 0 0; }
.feeds { font-size: 13px; color: var(--mark-deep); font-weight: 600; margin-top: 10px; display: flex; align-items: center; gap: 6px; }
.feeds::before { content: ""; width: 7px; height: 7px; border-radius: 50%; background: var(--mark); display: inline-block; flex: none; }

/* cells */
.cell { width: var(--cell); height: var(--cell); border: 2px solid var(--ink); background: var(--paper); margin: 0; padding: 0; text-align: center;
  font-weight: 600; font-size: 22px; text-transform: uppercase; font-variant-numeric: tabular-nums; border-radius: 0; -webkit-appearance: none; appearance: none; position: relative; caret-color: var(--ink); }
.cell:focus { outline: 3px solid var(--mark); outline-offset: -3px; z-index: 1; }
.cell.hand { background: var(--mark-wash); border-color: var(--mark-deep); }
.cell.wrong { background: var(--wrong-wash); border-color: var(--wrong); color: var(--wrong); }
.cell.done { background: var(--ink); color: var(--paper); }
.cell.done.hand { background: var(--mark-deep); border-color: var(--mark-deep); color: var(--paper); }
.cell.given { color: var(--pencil); background: var(--rule); }
.cell[readonly] { cursor: default; }

/* frame */
.frame { display: grid; grid-template-columns: repeat(5, var(--cell)); grid-template-rows: repeat(5, var(--cell)); gap: 3px; }
.frame .gap { width: var(--cell); height: var(--cell); }
.framewrap { display: flex; gap: 20px; flex-wrap: wrap; align-items: flex-start; }
.clues { font-size: 14px; color: var(--pencil); margin: 0; padding: 0; list-style: none; display: grid; gap: 4px; flex: 1; min-width: 200px; }
.clues li { display: grid; grid-template-columns: 58px 1fr; gap: 6px; }
.clues li b { color: var(--ink); font-weight: 600; }
.clues li.done { color: var(--pencil-light); text-decoration: line-through; }
.clues li.done b { color: var(--pencil-light); }
.clues .ciphered { font-weight: 600; letter-spacing: .06em; color: var(--ink); line-height: 1.7; }
.clues .ciphered .w { margin-right: .6em; }
.clues li.done .ciphered { color: var(--pencil-light); }

/* grid */
/* an empty cell is dashed; a letter or number locks it solid */
.cell.empty { border-style: dashed; }
.futo { display: grid; align-items: center; justify-items: center; }
.futo .sg { font-size: 16px; font-weight: 600; color: var(--pencil); line-height: 1; }
.futo .sg.v { transform: rotate(90deg); }

/* cipher */
.slots { display: inline-flex; gap: 6px; }
.slot { width: 38px; height: 46px; border: 2px solid var(--ink); border-radius: 4px 4px 12px 12px; text-align: center; font-weight: 600; font-size: 20px; background: var(--paper); padding: 0; text-transform: uppercase; -webkit-appearance: none; appearance: none; }
.slot.hand { border-color: var(--mark-deep); background: var(--mark-wash); }
.slot:placeholder-shown, .slot.empty { border-style: dashed; }
.slot[readonly] { cursor: default; }
.tile { display: flex; align-items: center; justify-content: center; cursor: grab; user-select: none; -webkit-user-select: none; touch-action: none; padding: 0; }
.tilein { width: 100%; height: 100%; border: 0; background: none; text-align: center; font: 600 20px var(--body); text-transform: uppercase; padding: 0; color: inherit; caret-color: var(--ink); border-radius: inherit; }
.tilein { pointer-events: none; }
.tilein::placeholder { color: var(--pencil-light); }
.tile.drag { cursor: grabbing; z-index: 2; box-shadow: 4px 4px 0 var(--ink); position: relative; }
.tile.nudge { transition: transform .14s ease; }
.tiles .tile:not(.drag):not(.locked):hover { transform: translateY(-2px); box-shadow: 2px 2px 0 var(--ink); }
.tile.locked { cursor: default; }
.tile.pinned { cursor: pointer; position: relative; box-shadow: inset 0 0 0 2px var(--ink); }
.tile.pinned::after { content: ""; position: absolute; top: -7px; left: 50%; width: 10px; height: 10px; margin-left: -5px; border-radius: 50%; background: var(--ink); border: 2px solid var(--paper); }
.tile.anchored { border-style: double; border-width: 4px; cursor: default; }
.cipher { font-size: 22px; font-weight: 600; letter-spacing: .1em; line-height: 1.6; margin: 14px 0 4px; }
.w { display: inline-block; white-space: nowrap; margin-right: .7em; }
.w:last-child { margin-right: 0; }
.q { color: var(--pencil-light); background: var(--rule); padding: 0 2px; border-radius: 3px; }
.cipher small { display: block; font-size: 13px; letter-spacing: .14em; color: var(--pencil-light); font-weight: 400; margin-top: 2px; }
.answer { display: flex; gap: 8px; margin-top: 12px; }
.answer input { flex: 1; min-width: 0; border: 2px solid var(--ink); background: var(--paper); font: 600 18px var(--body); padding: 8px 10px; letter-spacing: .08em; text-transform: uppercase; border-radius: 0; -webkit-appearance: none; appearance: none; }
.answer input.wrong { border-color: var(--wrong); background: var(--wrong-wash); }
.answer input.done { border-color: var(--exit-deep); background: var(--exit-wash); color: var(--exit-deep); }

/* shelf */
.shelf { display: grid; gap: 8px; }
.sh { display: grid; gap: 4px; }
.it:not(.pick) { border-style: dashed; }
.it { border: 2px solid var(--ink); padding: 9px 2px; text-align: center; font-weight: 600; font-size: 13px; background: var(--paper); cursor: pointer; min-height: 44px; overflow-wrap: anywhere; }
.it.pick { background: var(--mark-wash); border-color: var(--mark-deep); }
.it.dim { color: var(--pencil-light); border-color: var(--pencil-light); }
.it[disabled] { cursor: default; }
.it.wrong { background: var(--wrong-wash); border-color: var(--wrong); color: var(--wrong); }

/* buttons */
.btn { display: inline-flex; align-items: center; justify-content: center; min-height: 44px; padding: 0 18px; border: 2px solid var(--ink); background: var(--paper); color: var(--ink);
  font: 600 16px var(--body); cursor: pointer; border-radius: 0; box-shadow: 3px 3px 0 var(--ink); text-decoration: none; }
.btn.go { background: var(--exit); border-color: var(--exit-deep); color: #fff; box-shadow: 3px 3px 0 var(--exit-deep); }
.btn:active:not([disabled]) { transform: translate(2px, 2px); box-shadow: 1px 1px 0 var(--ink); }
.btn[disabled] { opacity: .45; cursor: not-allowed; }

/* door */
.door { border: 2px solid var(--ink); padding: 18px 16px 20px; background: var(--paper); }
.door h2 { font-family: var(--display); font-weight: 900; font-size: 34px; line-height: 1; margin: 0; }
.doorline { font-size: 19px; line-height: 2.1; margin: 14px 0 4px; }
.slots.inline { vertical-align: middle; margin: 0 2px; gap: 3px; }
.slots.inline .slot { width: 26px; height: 34px; font-size: 16px; display: inline-flex; align-items: center; justify-content: center; }
.door .answer { margin-top: 10px; }
.door.open { border-color: var(--exit-deep); background: var(--exit-wash); box-shadow: 0 0 0 6px var(--exit-wash); }
.out { font-family: var(--display); font-weight: 900; font-size: 64px; line-height: .9; color: var(--exit-deep); }
.time { font-size: 40px; font-weight: 600; font-variant-numeric: tabular-nums; line-height: 1.1; }
.stats { display: grid; grid-template-columns: repeat(3, 1fr); gap: 8px; margin: 14px 0; }
.stats div { border: 2px solid var(--ink); padding: 8px; text-align: center; font-size: 13px; color: var(--pencil); background: var(--paper); }
.stats b { display: block; font-size: 24px; color: var(--ink); font-variant-numeric: tabular-nums; }
.actions { display: flex; gap: 10px; flex-wrap: wrap; }

.toast { position: fixed; left: 50%; bottom: 24px; transform: translateX(-50%); background: var(--ink); color: var(--paper); padding: 10px 16px; font-weight: 600; font-size: 15px; z-index: 10; max-width: calc(100vw - 32px); }

@media (max-width: 420px) { :root { --cell: 38px; } .futo { --cell: 38px; } .top .meta b { font-size: 20px; } .out { font-size: 52px; } .mark img { height: 84px; } .lockhead .state { font-size: 12px; } .lockhead { gap: 8px; } }
@media (prefers-reduced-motion: no-preference) { .btn { transition: transform .06s, box-shadow .06s; } }

/* ---- home ---- */
.home { width: min(560px, 100% - 32px); margin: 0 auto; padding: 48px 0 60px; display: grid; justify-items: center; gap: 28px; }
.home .mark.big img { height: 220px; }
.menu { display: grid; gap: 12px; width: min(360px, 100%); }
.menu .btn { font-size: 18px; min-height: 52px; }
.home .note { text-align: center; }

/* ---- all puzzles ---- */
.year { font-family: var(--display); font-weight: 900; font-size: 40px; line-height: 1; margin: 20px 0 8px; }
.month { margin: 0 0 28px; }
.month h3 { font-family: var(--display); font-weight: 700; font-size: 24px; line-height: 1; margin: 0 0 10px; }
.cal { display: grid; grid-template-columns: repeat(7, 1fr); gap: 4px; }
.dow { font-size: 12px; color: var(--pencil); text-align: center; padding: 2px 0; }
.day { min-height: 44px; display: grid; place-items: center; align-content: center; font-size: 15px; color: var(--pencil-light); border: 2px dashed transparent; }
.day.soon { color: var(--pencil-light); border-color: var(--rule); }
.day.room { color: var(--ink); border: 2px solid var(--ink); text-decoration: none; font-weight: 600; background: var(--paper); }
.day.room b { font-weight: 600; }
.day.room small { font-size: 11px; font-weight: 400; color: var(--exit-deep); line-height: 1; }
.day.room.begun { border-style: dashed; }
.day.room.done { background: var(--exit-wash); border-color: var(--exit-deep); color: var(--exit-deep); }
.day.room.today { box-shadow: 3px 3px 0 var(--ink); }
.day.room.today.done { box-shadow: 3px 3px 0 var(--exit-deep); }

/* ---- leaderboard ---- */
.tabs { display: grid; grid-template-columns: repeat(5, 1fr); gap: 4px; margin: 0 0 20px; }
.tabs button { border: 2px solid var(--pencil-light); background: var(--paper); color: var(--pencil); padding: 8px 2px; font-family: var(--display); font-weight: 700; font-size: 17px; line-height: 1; cursor: pointer; }
.tabs button.current { background: var(--ink); color: var(--paper); border-color: var(--ink); }
.filter { display: inline-flex; border: 2px solid var(--ink); margin: -8px 0 18px; }
.filter button { border: 0; background: var(--paper); color: var(--pencil); font: 600 13px var(--body); padding: 6px 12px; cursor: pointer; }
.filter button.current { background: var(--ink); color: var(--paper); }
.boardsec { margin-bottom: 28px; }
.boardsec .year { margin-top: 0; }
.hinted { font-size: 12px; font-weight: 600; color: var(--mark-deep); background: var(--mark-wash); border: 1px solid var(--mark-deep); padding: 1px 6px; margin-right: 10px; vertical-align: 2px; }
.times { list-style: none; margin: 0; padding: 0; display: grid; gap: 4px; }
.times li { display: flex; align-items: baseline; gap: 12px; border-bottom: 2px solid var(--rule); padding: 7px 4px; }
.times li.me { background: var(--mark-wash); border-color: var(--mark-deep); }
.times .rank { width: 28px; font-family: var(--display); font-weight: 900; font-size: 20px; color: var(--pencil); }
.times .who { flex: 1; font-weight: 600; overflow: hidden; text-overflow: ellipsis; white-space: nowrap; }
.times b { font-variant-numeric: tabular-nums; font-weight: 600; white-space: nowrap; }
.times b.over { color: var(--wrong); }
.answer.name { margin-top: 14px; }

/* ---- sound switch ---- */
.soundbtn { width: 34px; height: 34px; border: 2px solid var(--pencil-light); border-radius: 50%; background: var(--paper); color: var(--ink); font: 700 18px var(--body); cursor: pointer; padding: 0; line-height: 1; margin-left: 10px; align-self: flex-end; margin-bottom: 4px; flex: none; }
.soundbtn.off { color: var(--pencil-light); text-decoration: line-through; }

/* ---- motion: short, physical, and off for anyone who asked for less ---- */
@keyframes shake { 0%, 100% { transform: translateX(0); } 20% { transform: translateX(-5px); } 40% { transform: translateX(5px); } 60% { transform: translateX(-3px); } 80% { transform: translateX(3px); } }
@keyframes opened { 0% { box-shadow: 0 0 0 0 var(--exit-wash); } 40% { box-shadow: 0 0 0 10px var(--exit-wash); } 100% { box-shadow: 0 0 0 0 transparent; } }
@keyframes enter { from { opacity: 0; transform: translateY(10px); } to { opacity: 1; transform: none; } }
@keyframes swing { 0% { transform: scale(.96); opacity: .6; } 60% { transform: scale(1.02); opacity: 1; } 100% { transform: none; } }
@keyframes rise { from { opacity: 0; transform: translateY(16px); } to { opacity: 1; transform: none; } }
@keyframes pop { 0% { transform: scale(.85); } 60% { transform: scale(1.08); } 100% { transform: none; } }
@keyframes pulse { 0%, 100% { transform: none; } 50% { transform: scale(1.08); } }
@media (prefers-reduced-motion: no-preference) {
  .shake { animation: shake .35s ease; }
  .opened { animation: opened .9s ease-out; }
  .enter { animation: enter .45s ease-out; }
  .door.open.swing { animation: swing 1s cubic-bezier(.2, .9, .3, 1.2); }
  .door.open .out { animation: rise .7s .15s ease-out both; }
  .door.open .time { animation: rise .7s .35s ease-out both; }
  .door.open .stats, .door.open .actions { animation: rise .7s .55s ease-out both; }
  .cell.ok, .cell.bad, .it.ok, .it.bad, .tile.ok, .tile.bad { animation: pop .3s ease-out; }
  .top .meta b.low { animation: pulse 1s ease-in-out infinite; display: inline-block; }
  .it, .tile, .cell { transition: background-color .15s, border-color .15s; }
}

/* the tutorial's coach: one step at a time above the chambers, the lock it points at ringed */
.coach { border: 2px solid var(--mark-deep); background: var(--mark-wash); padding: 12px 14px 14px; margin: 0 0 20px; font-size: 15px; line-height: 1.5; }
.coach b { display: block; font: 700 12px/1 var(--body); letter-spacing: .08em; text-transform: uppercase; color: var(--mark-deep); margin-bottom: 6px; }
.coach p { margin: 0; }
.coach .btn { margin-top: 10px; min-height: 38px; }
.lock.coaching, .door.coaching { outline: 3px solid var(--mark); outline-offset: 10px; }
.menu .skip { background: none; border: 0; color: var(--pencil); font: 400 14px var(--body); text-decoration: underline; cursor: pointer; padding: 4px; }

/* how to play: the video and its chapters */
.learn .player video { display: block; width: 100%; aspect-ratio: 16 / 9; border: 2px solid var(--ink); background: #000; }
.learn .chapters { list-style: none; margin: 14px 0 0; padding: 0; display: grid; grid-template-columns: 1fr 1fr; gap: 6px; }
.learn .chapters button { width: 100%; display: flex; gap: 10px; align-items: baseline; border: 2px solid var(--pencil-light); background: var(--paper); color: var(--ink); font: 600 15px var(--body); padding: 8px 10px; cursor: pointer; text-align: left; }
.learn .chapters button span { font-variant-numeric: tabular-nums; color: var(--pencil); font-weight: 400; }
.learn .menu.after { margin: 24px auto 0; }
.learn .transcript { margin-top: 24px; font-size: 15px; color: var(--pencil); }
.learn .transcript summary { cursor: pointer; color: var(--ink); font-weight: 600; }
.learn .transcript h3 { font-family: var(--display); font-weight: 700; font-size: 20px; margin: 16px 0 4px; color: var(--ink); }
.learn .transcript p { margin: 0; }