@font-face { font-family: "Overpass"; font-style: normal; font-weight: 400; font-display: swap; src: url("../fonts/overpass-latin-400-normal.woff2") format("woff2"); }
@font-face { font-family: "Overpass"; font-style: normal; font-weight: 600; font-display: swap; src: url("../fonts/overpass-latin-600-normal.woff2") format("woff2"); }
@font-face { font-family: "Overpass"; font-style: normal; font-weight: 700; font-display: swap; src: url("../fonts/overpass-latin-700-normal.woff2") format("woff2"); }
@font-face { font-family: "Overpass"; font-style: normal; font-weight: 800; font-display: swap; src: url("../fonts/overpass-latin-800-normal.woff2") format("woff2"); }
/* Change Here For… — site styles
   Palette: glazed-tile grey + ink. Line colours appear only where they identify a line. */
:root {
  --tile: #E8EDEB;
  --surface: #FFFFFF;
  --ink: #15181D;
  --muted: #5A626B;
  --rule: #CBD3D0;
  --sign: #1B1F26;
  --sign-fg: #F5F7F6;
  --good: #1E7B45;
  --bad: #B3261E;
  --hint: #7A5A00;
  --map: #FBFCFB;
  --font: "Overpass", "Helvetica Neue", Arial, sans-serif;
  --radius: 10px;
  color-scheme: light;
}
@media (prefers-color-scheme: dark) {
  :root:not([data-theme="light"]) {
    --tile: #12151A; --surface: #1B1F26; --ink: #EDF0EF; --muted: #9AA3AC; --rule: #2E343D;
    --sign: #0B0D11; --good: #4CC27A; --bad: #FF6B63; --hint: #E8B84A; --map: #F4F6F5;
    color-scheme: dark;
  }
}
:root[data-theme="dark"] {
  --tile: #12151A; --surface: #1B1F26; --ink: #EDF0EF; --muted: #9AA3AC; --rule: #2E343D;
  --sign: #0B0D11; --good: #4CC27A; --bad: #FF6B63; --hint: #E8B84A; --map: #F4F6F5;
  color-scheme: dark;
}

* { box-sizing: border-box; }
html { -webkit-text-size-adjust: 100%; }
body {
  margin: 0; background: var(--tile); color: var(--ink);
  font-family: var(--font); font-size: 17px; line-height: 1.5;
  min-height: 100vh; display: flex; flex-direction: column;
}
a { color: inherit; text-underline-offset: 3px; }
a:hover { text-decoration-thickness: 2px; }
:focus-visible { outline: 3px solid var(--ink); outline-offset: 2px; border-radius: 4px; }
[hidden] { display: none !important; }

.wrap { width: 100%; max-width: 680px; margin: 0 auto; padding: 0 16px; }
main.wrap { flex: 1; padding-top: 8px; padding-bottom: 48px; }

/* Header */
.site-head { padding: 18px 0 10px; }
.site-head .wrap { display: flex; align-items: center; justify-content: space-between; gap: 12px; flex-wrap: wrap; }
.brand { display: inline-flex; align-items: center; gap: 10px; text-decoration: none; font-weight: 800; font-size: 1.15rem; letter-spacing: -.01em; }
.brand svg { width: 30px; height: 30px; flex: none; }
.nav { display: flex; gap: 16px; font-size: .95rem; }
.nav a { text-decoration: none; color: var(--muted); }
.nav a:hover, .nav a[aria-current="page"] { color: var(--ink); text-decoration: underline; }

/* Headings & prose */
h1, h2, h3 { line-height: 1.15; letter-spacing: -.015em; margin: 0; }
h1 { font-size: 2.1rem; font-weight: 800; }
h2 { font-size: 1.35rem; font-weight: 800; }
h3 { font-size: 1.05rem; font-weight: 700; }
.prose { max-width: 62ch; }
.prose h1 { margin: 16px 0 12px; }
.prose h2 { margin: 32px 0 8px; }
.prose p, .prose ul, .prose ol { margin: 0 0 14px; }
.prose li { margin-bottom: 6px; }
.lede { color: var(--muted); font-size: 1.05rem; margin: 10px 0 0; max-width: 54ch; }

/* The platform sign (home hero) */
.sign {
  background: var(--sign); color: var(--sign-fg); border-radius: var(--radius);
  padding: 22px 22px 26px; margin: 8px 0 18px; overflow: hidden;
}
.sign-top { font-size: 1.05rem; font-weight: 600; opacity: .85; margin: 0 0 10px; }
.sign-row { display: flex; align-items: center; gap: 14px; min-height: 64px; }
.sign-band { outline: 1.5px solid rgba(255,255,255,.3); width: 18px; align-self: stretch; border-radius: 3px; flex: none; transition: background-color .35s; }
.sign-band.hollow { background: transparent !important; box-shadow: inset 0 0 0 5px var(--c); }
.sign-name { font-size: clamp(1.7rem, 7vw, 2.6rem); font-weight: 800; line-height: 1.05; letter-spacing: -.02em; }
.sign-name.swap { animation: tick .45s ease-out; }
@keyframes tick { from { transform: translateY(40%); opacity: 0; } to { transform: none; opacity: 1; } }

/* Mode list */
.modes { list-style: none; margin: 0; padding: 0; border-top: 2px solid var(--ink); }
.mode { border-bottom: 1px solid var(--rule); }
.mode a, .mode > div { display: grid; grid-template-columns: 1fr auto; gap: 4px 16px; padding: 16px 4px; text-decoration: none; align-items: center; }
.mode a:hover h3 { text-decoration: underline; }
.mode p { margin: 0; color: var(--muted); font-size: .95rem; grid-column: 1; }
.mode .go { grid-row: 1 / span 2; grid-column: 2; font-weight: 800; font-size: .95rem; background: var(--ink); color: var(--tile); padding: 9px 14px; border-radius: 8px; }
.mode.soon h3 { color: var(--muted); }
.mode.soon .go { background: transparent; color: var(--muted); border: 1.5px dashed var(--rule); font-weight: 600; }
.section-title { margin: 30px 0 10px; }

/* Stats */
.stats { display: grid; grid-template-columns: repeat(auto-fit, minmax(140px, 1fr)); gap: 10px; margin: 0; }
.stats div { background: var(--surface); border: 1px solid var(--rule); border-radius: 8px; padding: 12px 14px; }
.stats dt { color: var(--muted); font-size: .85rem; }
.stats dd { margin: 2px 0 0; font-size: 1.5rem; font-weight: 800; font-variant-numeric: tabular-nums; }
.quiet { color: var(--muted); font-size: .92rem; }

/* Buttons & inputs */
button, .btn {
  font: inherit; font-weight: 700; font-size: .95rem; padding: 11px 16px; border-radius: 8px;
  border: 1.5px solid var(--rule); background: var(--surface); color: var(--ink); cursor: pointer;
  text-decoration: none; display: inline-flex; align-items: center; justify-content: center; gap: 6px;
}
button:hover:not(:disabled), .btn:hover { border-color: var(--ink); }
button.primary, .btn.primary { background: var(--ink); border-color: var(--ink); color: var(--tile); }
button:disabled { opacity: .45; cursor: default; }
button.link { background: none; border: 0; padding: 0; font-weight: 600; color: var(--muted); text-decoration: underline; }
input[type="text"] {
  font: inherit; width: 100%; padding: 12px 14px; border-radius: 8px; border: 1.5px solid var(--rule);
  background: var(--surface); color: var(--ink); min-width: 0;
}
input[type="text"]:focus { outline: none; border-color: var(--ink); }

/* Game */
.game-head { display: flex; justify-content: space-between; align-items: flex-end; gap: 12px; flex-wrap: wrap; margin: 8px 0 12px; }
.game-head p { margin: 4px 0 0; color: var(--muted); font-size: .95rem; max-width: 46ch; }
.score { display: flex; gap: 18px; font-variant-numeric: tabular-nums; }
.score span { display: grid; }
.score b { font-size: .8rem; font-weight: 600; color: var(--muted); }
.score em { font-style: normal; font-weight: 800; font-size: 1.2rem; }
.progress { height: 5px; background: var(--rule); border-radius: 3px; overflow: hidden; margin-bottom: 12px; }
.progress i { display: block; height: 100%; width: 0; background: var(--ink); transition: width .3s; }
.panel { background: var(--surface); border: 1px solid var(--rule); border-radius: var(--radius); overflow: hidden; }
.tile { background: var(--map); position: relative; }
.tile svg { display: block; width: 100%; height: auto; }
.tile .count { position: absolute; left: 12px; top: 10px; font-size: .78rem; font-weight: 700; color: #5A626B; }
.answer { display: grid; justify-items: center; gap: 6px; text-align: center; padding: 14px 16px; border-top: 1px solid var(--rule); min-height: 64px; align-content: center; }
.answer .name { font-size: 1.45rem; font-weight: 800; }
.answer .name small { display: block; font-size: .85rem; font-weight: 400; color: var(--muted); }
.answer .blank { color: var(--muted); letter-spacing: .3em; font-weight: 700; }
.pattern { font-size: 1.1rem; font-weight: 700; letter-spacing: .2em; white-space: pre-wrap; word-break: break-word; }
.pills { display: flex; gap: 6px; flex-wrap: wrap; justify-content: center; }
.pill { font-size: .8rem; font-weight: 700; padding: 2px 10px; border-radius: 999px; border: 1px solid var(--rule); background: var(--tile); }
.chips { display: flex; flex-wrap: wrap; gap: 6px; justify-content: center; padding: 0 16px 14px; }
.chip { display: inline-flex; align-items: center; gap: 7px; font-size: .82rem; font-weight: 600; padding: 3px 10px 3px 5px; border: 1px solid var(--rule); border-radius: 999px; white-space: nowrap; background: var(--surface); color: var(--ink); }
.sw { width: 24px; height: 9px; border-radius: 2px; display: inline-block; flex: none; }
.sw.hollow { background: #fff !important; box-shadow: inset 0 0 0 2.5px var(--c); }
.linknote { font-size: .85rem; color: var(--muted); margin: 0; }

.guess { display: flex; gap: 8px; margin-top: 14px; }
.guess input { flex: 1; }
.fb { min-height: 1.6em; margin: 10px 0; font-size: .95rem; }
.fb.good { color: var(--good); font-weight: 700; }
.fb.bad { color: var(--bad); }
.fb .chip { margin: 4px 4px 0 0; }
.hints { display: grid; grid-template-columns: repeat(auto-fit, minmax(118px, 1fr)); gap: 8px; }
.hints button { font-weight: 600; font-size: .9rem; padding: 10px 8px; }
.hints button.next { font-weight: 800; }
.hints .cost { font-weight: 400; color: var(--muted); font-size: .8rem; }
.shake { animation: shake .3s; }
@keyframes shake { 25% { transform: translateX(-5px); } 75% { transform: translateX(5px); } }

.start, .end { padding: 22px; display: grid; gap: 14px; }
.start .row, .end .row { display: flex; gap: 10px; flex-wrap: wrap; }
.results { list-style: none; margin: 0; padding: 0; max-height: 380px; overflow: auto; font-size: .93rem; }
.results li { display: flex; justify-content: space-between; gap: 8px; padding: 6px 0; border-bottom: 1px solid var(--rule); }
.tag { font-size: .78rem; font-weight: 700; padding: 1px 8px; border-radius: 4px; border: 1.5px solid currentColor; flex: none; }
.tag.g { color: var(--good); } .tag.h { color: var(--hint); } .tag.r { color: var(--bad); }

details.key { margin-top: 18px; font-size: .92rem; }
details.key summary { cursor: pointer; color: var(--muted); font-weight: 600; }
.keygrid { display: grid; grid-template-columns: repeat(auto-fill, minmax(170px, 1fr)); gap: 6px 12px; margin-top: 10px; }
.keygrid div { display: flex; align-items: center; gap: 8px; }

/* Footer */
.site-foot { border-top: 1px solid var(--rule); padding: 22px 0 30px; font-size: .88rem; color: var(--muted); }
.site-foot p { margin: 0 0 8px; max-width: 64ch; }
.site-foot nav { display: flex; gap: 16px; flex-wrap: wrap; margin-bottom: 10px; }

@media (max-width: 480px) {
  h1 { font-size: 1.75rem; }
  .sign { padding: 18px 16px 20px; }
  .mode a, .mode > div { grid-template-columns: 1fr; }
  .mode .go { grid-row: auto; grid-column: 1; justify-self: start; margin-top: 6px; }
}
@media (prefers-reduced-motion: reduce) {
  .sign-name.swap, .shake { animation: none; }
  .progress i, .sign-band { transition: none; }
}