/* Layout: one column. The hint ladder is the centerpiece: revealed rungs are solid, the next rung is a
   button, later rungs are faint outlines so you can see how far there is to go. */
:root{
  --bg:#EDF2F0; --paper:#FAFCFB; --ink:#0E2A2B; --muted:#55706F; --rule:#D0DDD9;
  --accent:#0F6E6A; --accent-ink:#FFFFFF; --accent-soft:#D7ECE9;
  --warm:#C2492A; --warm-bg:#FDE4DA; --good:#1E7B4F; --good-bg:#D9F0E3; --bad:#9C3140; --bad-bg:#F5DDE1;
  --display:"Young Serif", Georgia, "Times New Roman", serif;
  --body:"Atkinson Hyperlegible", system-ui, -apple-system, "Segoe UI", sans-serif;
  --mono:"IBM Plex Mono", ui-monospace, SFMono-Regular, Menlo, monospace;
  color-scheme:light;
}
@media (prefers-color-scheme: dark){:root:not([data-theme="light"]){
  --bg:#0C1A1B; --paper:#132728; --ink:#E2EFED; --muted:#93AFAC; --rule:#24403F;
  --accent:#4FC7BE; --accent-ink:#0C1A1B; --accent-soft:#183B3A;
  --warm:#FF946F; --warm-bg:#3E2219; --good:#7CD9A8; --good-bg:#16382A; --bad:#F09AA6; --bad-bg:#3E1F25; color-scheme:dark}}
:root[data-theme="dark"]{
  --bg:#0C1A1B; --paper:#132728; --ink:#E2EFED; --muted:#93AFAC; --rule:#24403F;
  --accent:#4FC7BE; --accent-ink:#0C1A1B; --accent-soft:#183B3A;
  --warm:#FF946F; --warm-bg:#3E2219; --good:#7CD9A8; --good-bg:#16382A; --bad:#F09AA6; --bad-bg:#3E1F25; color-scheme:dark}
*{box-sizing:border-box}
[hidden]{display:none!important}
html{-webkit-text-size-adjust:100%}
body{margin:0;background:var(--bg);color:var(--ink);font-family:var(--body);font-size:16px;line-height:1.5;
  padding-inline:16px;padding-block:calc(16px + env(safe-area-inset-top,0px)) calc(56px + env(safe-area-inset-bottom,0px))}
.wrap{max-width:660px;margin:0 auto;display:grid;gap:22px}
.tab{display:grid;gap:22px}
.sr{position:absolute;width:1px;height:1px;overflow:hidden;clip:rect(0 0 0 0);white-space:nowrap}

/* masthead */
.top{display:flex;flex-wrap:wrap;align-items:flex-end;justify-content:space-between;gap:10px 20px;padding-block:8px 4px;border-bottom:1px solid var(--rule)}
.brand{text-decoration:none;color:var(--ink);font-family:var(--display);font-size:clamp(2.3rem,9vw,3.2rem);line-height:1;padding-bottom:8px;letter-spacing:-.01em}
.brand span{color:var(--accent)}
nav{display:flex;flex-wrap:wrap;gap:4px;padding-bottom:8px}
nav a{font-size:14px;font-weight:700;color:var(--muted);text-decoration:none;padding:6px 10px;border-radius:99px}
nav a:hover{color:var(--ink)}
nav a[aria-current="page"]{background:var(--ink);color:var(--paper)}
a:focus-visible{outline:3px solid var(--accent);outline-offset:2px}
.play-day{color:var(--accent);font-weight:700}
#backToToday{color:var(--accent);font-weight:700;text-decoration:none}
#backToToday:hover{text-decoration:underline}

.intro{display:grid;gap:6px}
.eyebrow{font-family:var(--mono);font-size:11px;letter-spacing:.08em;text-transform:uppercase;color:var(--muted);display:flex;flex-wrap:wrap;gap:6px 14px}
.eyebrow .streak{color:var(--warm);font-weight:700}
.rules{color:var(--muted);margin:0;max-width:62ch}
h2{font-family:var(--display);font-weight:400;font-size:1.45rem;margin:0;text-wrap:balance}
h3{font-size:12px;font-family:var(--mono);font-weight:400;letter-spacing:.08em;text-transform:uppercase;color:var(--muted);margin:10px 0 0}
.label{font-family:var(--mono);font-size:11px;letter-spacing:.08em;text-transform:uppercase;color:var(--muted)}

.card{background:var(--paper);border:1px solid var(--rule);border-radius:12px;padding:18px;display:grid;gap:14px}
.game-head{display:flex;justify-content:flex-end;align-items:flex-start;gap:12px 20px;flex-wrap:wrap}
.score{text-align:right}
.score-num{font-family:var(--mono);font-weight:600;font-size:2.4rem;line-height:1;font-variant-numeric:tabular-nums;color:var(--accent)}
.score-num.low{color:var(--warm)}
.score-parts{font-size:12px;color:var(--muted);font-family:var(--mono)}
.score-parts.low{color:var(--warm)}

/* hint ladder */
.ladder{list-style:none;margin:0;padding:0;display:grid;gap:6px}
.rung{display:grid;grid-template-columns:2rem 1fr;gap:10px;align-items:start;padding:10px 12px;border-radius:8px;border:1px solid transparent}
.rung .no{font-family:var(--mono);font-size:12px;color:var(--muted);padding-top:2px;font-variant-numeric:tabular-nums}
.rung.shown{background:var(--accent-soft);border-color:color-mix(in srgb,var(--accent) 25%,transparent)}
.rung.shown .no{color:var(--accent);font-weight:600}
.rung.shown .txt{font-size:17px}
.rung.locked{border:1px dashed var(--rule);color:var(--muted);font-size:14px}
.rung.next{padding:0;border:0}
.rung.next button{grid-column:1/-1;display:flex;justify-content:space-between;align-items:center;gap:10px;width:100%;text-align:left;background:transparent;color:var(--accent);border:1.5px solid var(--accent);padding:10px 12px;font-weight:700}
.rung.next button:hover{background:var(--accent-soft)}
.rung.next .cost{font-family:var(--mono);font-size:12px;font-weight:400}
.rung.after{border-color:var(--rule)}
@media (prefers-reduced-motion:no-preference){.rung.fresh{animation:rise .35s ease-out}}
@keyframes rise{from{transform:translateY(6px);opacity:.4}to{transform:none;opacity:1}}

.inline-form{display:flex;gap:8px;flex-wrap:wrap}
.full{flex-basis:100%}
input[type=text]{flex:1 1 220px;min-width:0;font:inherit;font-size:17px;padding:12px 14px;border-radius:8px;border:1.5px solid var(--rule);background:var(--bg);color:var(--ink)}
input[type=text]:focus{outline:none;border-color:var(--accent);box-shadow:0 0 0 3px color-mix(in srgb,var(--accent) 25%,transparent)}
button{font:inherit;font-weight:700;cursor:pointer;border-radius:8px;border:1.5px solid transparent;padding:11px 16px}
button:focus-visible{outline:3px solid var(--accent);outline-offset:2px}
button:disabled{opacity:.55;cursor:default}
.primary{background:var(--accent);color:var(--accent-ink)}
.ghost{background:transparent;color:var(--muted);border-color:var(--rule);font-weight:400;padding:8px 12px;font-size:14px}
.ghost:hover{color:var(--ink);border-color:var(--muted)}
.danger{background:var(--bad);color:var(--paper)}
.row{display:flex;flex-wrap:wrap;gap:8px;align-items:center;justify-content:space-between}
.row.start{justify-content:flex-start}
.hint{font-size:13px;color:var(--muted)}
.msg{font-size:14px;border-radius:8px;padding:10px 12px;background:var(--accent-soft);color:var(--ink)}
.confirm{display:flex;flex-wrap:wrap;gap:8px;align-items:center;font-size:14px}
details.small{font-size:14px;color:var(--muted)}
details.small summary{cursor:pointer;margin-bottom:8px}

.guesses{list-style:none;margin:10px 0 0;padding:0;display:flex;flex-wrap:wrap;gap:6px}
.guesses:empty{display:none}
.chip{font-size:14px;padding:4px 10px;border-radius:99px;display:inline-flex;gap:6px;align-items:baseline;max-width:100%;overflow-wrap:anywhere}
.chip small{font-family:var(--mono);font-size:10px;letter-spacing:.06em;text-transform:uppercase}
.chip.wrong{background:var(--bad-bg);color:var(--bad)}
.chip.wrong span{text-decoration:line-through}
.chip.close{background:var(--warm-bg);color:var(--warm)}
.chip.correct{background:var(--good-bg);color:var(--good);font-weight:700}

.section{display:grid;gap:10px}
.section-head{display:flex;justify-content:space-between;align-items:baseline;gap:6px 12px;flex-wrap:wrap}
.empty{padding:16px;color:var(--muted);font-size:14px;background:var(--paper);border:1px dashed var(--rule);border-radius:12px}

.result{background:var(--ink);color:var(--paper);border-radius:12px;padding:20px;display:grid;gap:10px}
.result .big{font-family:var(--display);font-size:1.9rem;line-height:1.15;text-wrap:balance}
.result .sub{opacity:.8;font-size:14px}
.result button{background:var(--accent);color:var(--accent-ink)}
.result .grid{font-size:18px;letter-spacing:2px;overflow-wrap:anywhere}
.result textarea{width:100%;font:inherit;font-size:14px;border-radius:8px;padding:8px;background:var(--paper);color:var(--ink);border:0}

.table-wrap{overflow-x:auto;border:1px solid var(--rule);border-radius:12px;background:var(--paper)}
table.board{width:100%;border-collapse:collapse;font-variant-numeric:tabular-nums;font-size:15px}
.board th{font-family:var(--mono);font-size:11px;letter-spacing:.06em;text-transform:uppercase;color:var(--muted);text-align:left;font-weight:400;padding:10px 12px;border-bottom:1px solid var(--rule);white-space:nowrap}
.board td{padding:10px 12px;border-top:1px solid var(--rule)}
.board tbody tr:first-child td{border-top:0}
.board .rk{font-family:var(--mono);width:2.5rem;color:var(--muted)}
.board .n{text-align:right;font-family:var(--mono);white-space:nowrap}
.board td.n{font-weight:600}
.board .dim{color:var(--muted);font-weight:400}
.board .detail{display:block;font-size:12px;color:var(--muted);font-family:var(--mono)}
.board tr.me td{background:color-mix(in srgb,var(--accent) 12%,transparent)}
.board.archive tbody tr.day{cursor:pointer}
.board.archive tbody tr.day:hover td{background:color-mix(in srgb,var(--accent) 7%,transparent)}
.board.archive tr.sub td{padding:0 12px 14px;border-top:0}
.board .cap{text-transform:capitalize}
.sub-hints{margin:0;padding-left:1.4rem;font-size:14px;display:grid;gap:4px}
.sub-hints li::marker{font-family:var(--mono);color:var(--muted);font-size:12px}

.tiles{display:grid;grid-template-columns:repeat(3,minmax(0,1fr));gap:10px}
.tile{background:var(--paper);border:1px solid var(--rule);border-radius:12px;padding:12px 14px;display:grid;gap:2px}
.tile b{font-family:var(--mono);font-size:1.6rem;line-height:1.1;font-variant-numeric:tabular-nums}
.tile span{font-size:12px;color:var(--muted)}
@media (max-width:420px){.tiles{grid-template-columns:repeat(2,minmax(0,1fr))}}
.bars{display:grid;gap:6px}
.bar{display:grid;grid-template-columns:3rem 1fr 2rem;gap:10px;align-items:center;font-family:var(--mono);font-size:12px;color:var(--muted)}
.bar .track{height:18px;background:var(--accent-soft);border-radius:4px;overflow:hidden}
.bar .fill{height:100%;background:var(--accent);border-radius:4px;min-width:2px}
.bar .fill.zero{background:transparent}
.bar .v{text-align:right;color:var(--ink);font-variant-numeric:tabular-nums}
.account{margin-top:6px}
.account h3{margin:0}
.keybox code{font-family:var(--mono);font-size:12px;background:var(--bg);padding:6px 8px;border-radius:6px;overflow-wrap:anywhere;min-width:0}
footer{font-size:13px;color:var(--muted)}