/* Layout: drafting-paper board on the left, a "spec sheet" rail of rack + score + standings on the right; stacks on phones. */
:root {
  --paper: #eef2f6;
  --sheet: #f8fafc;
  --grid: #c9d6e3;
  --ink: #14233a;
  --muted: #5b6b80;
  --tile: #1b3358;
  --tile-fg: #f4f7fb;
  --tile-dim: #b9c6d6;
  --mark: #f2a516;
  --mark-soft: rgba(242,165,22,.22);
  --good: #1f8a5b;
  --bad: #c2412d;
  --bad-soft: rgba(194,65,45,.16);
  --line: #d5dee8;
  --f-display: "Bricolage Grotesque", "Avenir Next", system-ui, sans-serif;
  --f-body: "Atkinson Hyperlegible", system-ui, -apple-system, sans-serif;
  --f-mono: "JetBrains Mono", ui-monospace, Menlo, monospace;
}
@media (prefers-color-scheme: dark) { :root:not([data-theme="light"]) {
  --paper: #0d1522; --sheet: #121c2c; --grid: #22324a; --ink: #e6edf6; --muted: #93a3b8;
  --tile: #dfe8f3; --tile-fg: #0f1a2b; --tile-dim: #3a4b63; --mark: #f5b53a; --mark-soft: rgba(245,181,58,.2);
  --good: #4cc38a; --bad: #ef7a63; --bad-soft: rgba(239,122,99,.2); --line: #233249; color-scheme: dark } }
:root[data-theme="dark"] {
  --paper: #0d1522; --sheet: #121c2c; --grid: #22324a; --ink: #e6edf6; --muted: #93a3b8;
  --tile: #dfe8f3; --tile-fg: #0f1a2b; --tile-dim: #3a4b63; --mark: #f5b53a; --mark-soft: rgba(245,181,58,.2);
  --good: #4cc38a; --bad: #ef7a63; --bad-soft: rgba(239,122,99,.2); --line: #233249; color-scheme: dark }

* { box-sizing: border-box }
body { background: var(--paper); color: var(--ink); font-family: var(--f-body); font-size: 15px; line-height: 1.45;
  padding-left: max(16px, env(safe-area-inset-left, 0px)); padding-right: max(16px, env(safe-area-inset-right, 0px)); padding-block: 20px 40px }
.wrap { max-width: 1060px; margin: 0 auto; display: grid; gap: 20px }
header { display: flex; flex-wrap: wrap; align-items: baseline; justify-content: space-between; gap: 6px 16px }
h1 { font-family: var(--f-display); font-weight: 800; font-size: clamp(30px, 5vw, 44px); letter-spacing: -.03em; margin: 0; line-height: 1 }
h1 span { color: var(--mark) }
.meta { font-family: var(--f-mono); font-size: 12.5px; color: var(--muted); letter-spacing: .04em; text-transform: uppercase }
.lede { margin: 0; color: var(--muted); max-width: 62ch }
.lede b { color: var(--ink) }
main { display: grid; grid-template-columns: minmax(0, 1fr) 340px; gap: 24px; align-items: start }
@media (max-width: 860px) { main { grid-template-columns: minmax(0, 1fr) } }

/* Board */
.boardbox { min-width: 0 }
.board { container-type: inline-size; width: 100%; max-width: 620px; aspect-ratio: 1; margin: 0 auto; display: grid;
  grid-template-columns: repeat(13, 1fr); background: var(--sheet); border: 1px solid var(--grid); border-radius: 4px; overflow: hidden; touch-action: manipulation }
.cell { border: 0; border-right: 1px solid var(--grid); border-bottom: 1px solid var(--grid); position: relative; display: grid; place-items: center; cursor: pointer; padding: 0; background: transparent; font: inherit; color: inherit }
.cell:nth-child(13n) { border-right: 0 }
.cell:nth-last-child(-n+13) { border-bottom: 0 }
.cell.center::after { content: ""; width: 18%; aspect-ratio: 1; border-radius: 50%; background: var(--grid) }
.cell:focus-visible { outline: 2px solid var(--mark); outline-offset: -2px }
.cell.cursor { background: var(--mark-soft); box-shadow: inset 0 0 0 2px var(--mark) }
.cell.cursor::before { content: ""; position: absolute; border: .9cqi solid transparent; z-index: 2 }
.cell.cursor.dir-h::before { right: 2px; border-left-color: var(--mark); border-right-width: 0 }
.cell.cursor.dir-v::before { bottom: 2px; border-top-color: var(--mark); border-bottom-width: 0 }
.cell.path { background: var(--mark-soft) }
.cell .t { position: absolute; inset: 7%; border-radius: 9%; background: var(--tile); color: var(--tile-fg); display: grid; place-items: center;
  font-family: var(--f-display); font-weight: 800; font-size: 4.3cqi; line-height: 1; text-transform: uppercase; animation: drop .14s ease-out }
.cell.badw .t { background: var(--bad); color: #fff }
.cell.cross .t { box-shadow: inset 0 -.5cqi 0 var(--mark) }
@keyframes drop { from { transform: scale(.7); opacity: .4 } }

.hint { font-size: 13px; color: var(--muted); text-align: center; margin: 10px auto 0; max-width: 620px }
kbd { font-family: var(--f-mono); font-size: 11px; border: 1px solid var(--line); border-bottom-width: 2px; border-radius: 4px; padding: 0 4px; background: var(--sheet) }

/* Rail */
.rail { display: grid; gap: 16px; min-width: 0 }
.panel { background: var(--sheet); border: 1px solid var(--line); border-radius: 8px; padding: 14px 16px; display: grid; gap: 10px }
.label { font-family: var(--f-mono); font-size: 11px; letter-spacing: .1em; text-transform: uppercase; color: var(--muted); display: flex; justify-content: space-between; gap: 8px }
.rack { display: flex; flex-wrap: wrap; gap: 6px }
.rt { width: 38px; height: 38px; border-radius: 5px; border: 0; background: var(--tile); color: var(--tile-fg); font-family: var(--f-display); font-weight: 800; font-size: 19px;
  text-transform: uppercase; cursor: pointer; display: grid; place-items: center; transition: transform .1s }
.rt.v { box-shadow: inset 0 -3px 0 var(--mark) }
.rt:hover { transform: translateY(-2px) }
.rt:focus-visible, .btn:focus-visible { outline: 2px solid var(--mark); outline-offset: 2px }
.rt.used { background: transparent; color: var(--tile-dim); box-shadow: inset 0 0 0 1.5px var(--tile-dim); cursor: default; transform: none }
.tools { display: flex; flex-wrap: wrap; gap: 8px }
.btn { font: 700 13px var(--f-body); border-radius: 6px; padding: 8px 12px; border: 1px solid var(--line); background: var(--paper); color: var(--ink); cursor: pointer }
.btn:hover { border-color: var(--muted) }
.btn.primary { background: var(--mark); border-color: var(--mark); color: #1a1405; flex: 1 }
.btn:disabled { opacity: .45; cursor: not-allowed }

.score { display: flex; align-items: baseline; gap: 10px }
.score .big { font-family: var(--f-display); font-weight: 800; font-size: 48px; line-height: 1; letter-spacing: -.03em; font-variant-numeric: tabular-nums }
.status { font-size: 13px; font-weight: 700 }
.status.ok { color: var(--good) } .status.no { color: var(--bad) }
.ledger { display: grid; grid-template-columns: 1fr auto; gap: 3px 12px; font-size: 13.5px; margin: 0 }
.ledger dt { color: var(--muted) }
.ledger dd { margin: 0; font-family: var(--f-mono); font-variant-numeric: tabular-nums; text-align: right }
.words { display: flex; flex-wrap: wrap; gap: 5px; min-height: 22px }
.chip { font: 700 12px var(--f-mono); text-transform: uppercase; padding: 2px 7px; border-radius: 99px; border: 1px solid var(--line) }
.chip.no { color: var(--bad); border-color: var(--bad); background: var(--bad-soft); text-decoration: line-through }
.empty { color: var(--muted); font-size: 13px }

.pct { font-family: var(--f-display); font-weight: 800; font-size: 22px; letter-spacing: -.02em }
.board-list { list-style: none; margin: 0; padding: 0; display: grid; gap: 2px; font-size: 13.5px }
.board-list li { display: grid; grid-template-columns: 22px 1fr auto; gap: 8px; padding: 4px 0; border-bottom: 1px dashed var(--line) }
.board-list li:last-child { border-bottom: 0 }
.board-list .r { font-family: var(--f-mono); color: var(--muted) }
.board-list .n { min-width: 0; overflow: hidden; text-overflow: ellipsis; white-space: nowrap }
.board-list .s { font-family: var(--f-mono); font-variant-numeric: tabular-nums }
.board-list li.me { color: var(--mark); font-weight: 700 }
.dist { display: flex; align-items: end; gap: 3px; height: 46px }
.dist i { flex: 1; background: var(--grid); border-radius: 2px 2px 0 0; min-height: 2px }
.dist i.me { background: var(--mark) }
pre.share { margin: 0; font: 13px/1.25 var(--f-mono); background: var(--paper); border-radius: 6px; padding: 10px; overflow-x: auto; white-space: pre }
.toast { font-size: 12.5px; color: var(--good); min-height: 1em }
.rules { font-size: 13px; color: var(--muted); margin: 0; padding-left: 18px; display: grid; gap: 2px }
@media (prefers-reduced-motion: reduce) { .cell .t { animation: none } .rt { transition: none } }

/* App additions */
nav { display: flex; gap: 14px; font: 700 13px var(--f-body) }
nav a { color: var(--muted); text-decoration: none; border-bottom: 2px solid transparent; padding-bottom: 2px }
nav a[aria-current="page"], nav a:hover { color: var(--ink); border-bottom-color: var(--mark) }
.headright { display: flex; flex-wrap: wrap; gap: 6px 18px; align-items: baseline }
.field { display: grid; gap: 4px; font-size: 12.5px; color: var(--muted) }
.field input { font: 15px var(--f-body); padding: 7px 10px; border-radius: 6px; border: 1px solid var(--line); background: var(--paper); color: var(--ink); width: 100% }
.field input:focus-visible { outline: 2px solid var(--mark); outline-offset: 1px }
.par { font-size: 13px; color: var(--muted) }
.par b { color: var(--ink); font-family: var(--f-mono) }
.banner { background: var(--mark-soft); border: 1px solid var(--mark); border-radius: 8px; padding: 10px 14px; font-size: 14px; display: flex; flex-wrap: wrap; gap: 6px 14px; align-items: center; justify-content: space-between }
.banner a { color: var(--ink); font-weight: 700 }

.archive { display: grid; grid-template-columns: repeat(auto-fill, minmax(230px, 1fr)); gap: 14px }
.card { background: var(--sheet); border: 1px solid var(--line); border-radius: 8px; padding: 14px; display: grid; gap: 10px; color: inherit; text-decoration: none; min-width: 0 }
.card:hover { border-color: var(--muted) }
.card:focus-visible { outline: 2px solid var(--mark); outline-offset: 2px }
.card h2 { font: 800 20px var(--f-display); margin: 0; letter-spacing: -.02em; display: flex; justify-content: space-between; gap: 8px }
.card h2 small { font: 500 12px var(--f-mono); color: var(--muted); letter-spacing: .04em; text-transform: uppercase; align-self: center }
.mini { display: grid; grid-template-columns: repeat(13, 1fr); aspect-ratio: 1; background: var(--paper); border-radius: 4px; overflow: hidden; container-type: inline-size }
.mini span { display: grid; place-items: center; font: 800 5.4cqi var(--f-display); text-transform: uppercase; color: var(--tile-fg) }
.mini span.on { background: var(--tile); border-radius: 12%; margin: 4% }
.mini.blur span.on { color: transparent }
.lettersrow { font: 700 12.5px var(--f-mono); letter-spacing: .12em; text-transform: uppercase; color: var(--muted); overflow-wrap: anywhere }
.cardfoot { display: flex; justify-content: space-between; font-size: 13px; color: var(--muted) }
.cardfoot b { color: var(--ink); font-family: var(--f-mono) }

/* Phones: keep the rack in reach while playing */
@media (max-width: 860px) {
  .rail > .panel:first-child { position: sticky; bottom: 0; z-index: 5; box-shadow: 0 -6px 18px rgba(0,0,0,.12);
    padding-bottom: max(14px, env(safe-area-inset-bottom, 0px)) }
  .rt { width: 34px; height: 36px; font-size: 17px }
  .rack { gap: 5px }
  .lede { font-size: 14px }
}