@font-face{font-family:"Newsreader";src:url(fonts/newsreader-latin.woff2) format("woff2");font-weight:300 700;font-display:swap;unicode-range:U+0000-00FF,U+0131,U+0152-0153,U+02BB-02BC,U+02C6,U+02DA,U+02DC,U+2000-206F,U+20AC,U+2122,U+2191,U+2193,U+2212,U+2215}
@font-face{font-family:"Newsreader";src:url(fonts/newsreader-latin-ext.woff2) format("woff2");font-weight:300 700;font-display:swap;unicode-range:U+0100-024F,U+0259,U+1E00-1EFF,U+2020,U+20A0-20AB,U+20AD-20CF,U+2113,U+2C60-2C7F,U+A720-A7FF}
@font-face{font-family:"Newsreader";font-style:italic;src:url(fonts/newsreader-italic-400-latin.woff2) format("woff2");font-weight:400;font-display:swap;unicode-range:U+0000-00FF,U+2000-206F}
@font-face{font-family:"Newsreader";font-style:italic;src:url(fonts/newsreader-italic-400-latin-ext.woff2) format("woff2");font-weight:400;font-display:swap;unicode-range:U+0100-024F,U+1E00-1EFF}
@font-face{font-family:"Plex";src:url(fonts/IBMPlexSans-latin.woff2) format("woff2");font-weight:300 700;font-display:swap;unicode-range:U+0000-00FF,U+2000-206F,U+2190-21FF,U+2212}
@font-face{font-family:"Plex";src:url(fonts/IBMPlexSans-latin-ext.woff2) format("woff2");font-weight:300 700;font-display:swap;unicode-range:U+0100-024F,U+1E00-1EFF}

:root{
  --bg:#f5f0e6;--card:#fffcf6;--fg:#1c1915;--mut:#4a4339;--line:#cbc1b0;--line-soft:#e3dbcc;
  --seal:#b3301b;--seal-ink:#8a2212;--ghost:#7d7365;--band:#e6dccb;--ok:#1f5e45;--top:52px;
  --serif:"Newsreader",Georgia,"Times New Roman",serif;--sans:"Plex",system-ui,-apple-system,"Segoe UI",sans-serif;
  color-scheme:light;
}
@media (prefers-color-scheme:dark){:root:not([data-theme="light"]){
  --bg:#14120f;--card:#1c1915;--fg:#f0e9dd;--mut:#c4baa9;--line:#3d372e;--line-soft:#2a2620;
  --seal:#f2694a;--seal-ink:#ff9c80;--ghost:#9a8f7f;--band:#2b2721;--ok:#7fd1ab;color-scheme:dark}}
:root[data-theme="dark"]{
  --bg:#14120f;--card:#1c1915;--fg:#f0e9dd;--mut:#c4baa9;--line:#3d372e;--line-soft:#2a2620;
  --seal:#f2694a;--seal-ink:#ff9c80;--ghost:#9a8f7f;--band:#2b2721;--ok:#7fd1ab;color-scheme:dark}

*{box-sizing:border-box}
html{-webkit-text-size-adjust:100%;scroll-padding-top:calc(var(--top) + 12px)}
body{margin:0;background:var(--bg);color:var(--fg);font:400 1.125rem/1.6 var(--serif);overflow-x:hidden}
a{color:var(--seal-ink);text-underline-offset:.15em}
.skip-link{position:absolute;left:-999px;top:0;background:var(--card);color:var(--fg);padding:.5rem 1rem;z-index:99}
.skip-link:focus{left:.5rem}
:focus-visible{outline:2px solid var(--seal-ink);outline-offset:2px}

.topbar{position:sticky;top:0;z-index:50;background:color-mix(in srgb,var(--bg) 94%,transparent);height:calc(var(--top) + var(--browser-safe-top,env(safe-area-inset-top)));padding:var(--browser-safe-top,env(safe-area-inset-top)) .9rem 0;display:flex;align-items:center;gap:.55rem;border-bottom:1px solid var(--line-soft);font:400 .9rem/1 var(--sans)}
.topbar a{color:inherit;text-decoration:none}
.brand{display:flex;align-items:center;gap:.45rem;font-weight:500;white-space:nowrap;overflow:hidden;text-overflow:ellipsis;min-width:0}
.brand svg{width:22px;height:22px;flex:none;color:var(--seal)}
.spacer{flex:1}
.chip{font:500 .75rem/1 var(--sans);padding:.4rem .55rem;border:1px solid var(--line);border-radius:99px;min-height:32px;display:inline-flex;align-items:center}
.chip[aria-current=page]{border-color:var(--fg)}
.icon-btn{background:none;color:var(--fg);border:1px solid var(--line);border-radius:99px;width:34px;height:34px;display:grid;place-items:center;cursor:pointer;flex:none}
.i-moon{display:none}[data-theme="dark"] .i-sun{display:none}[data-theme="dark"] .i-moon{display:block}

main{padding:0 16px}
.col{max-width:41rem;margin:0 auto}
.wide{max-width:58rem;margin:0 auto}
.opening{padding:2.2rem 0 1rem}
.kicker{font:500 .78rem/1.3 var(--sans);letter-spacing:.08em;text-transform:uppercase;color:var(--mut);margin:0 0 .7rem}
h1{font:500 clamp(2.05rem,6vw,3.3rem)/1.06 var(--serif);letter-spacing:-.015em;margin:0 0 1rem;text-wrap:balance}
.deck{font-size:1.24rem;line-height:1.5;color:var(--fg);margin:0 0 .4rem}
.pw{font:500 .95em/1 ui-monospace,"SF Mono",Menlo,Consolas,monospace;background:var(--card);border:1px solid var(--line);border-radius:5px;padding:.08em .32em;white-space:nowrap}
h2{font:500 clamp(1.55rem,4.2vw,2.1rem)/1.15 var(--serif);margin:3.2rem 0 .8rem;text-wrap:balance}
h3{font:600 1rem/1.3 var(--sans);margin:1.6rem 0 .4rem}
p{margin:0 0 1rem}
.mut{color:var(--mut)}
.small{font:400 .9rem/1.5 var(--sans);color:var(--mut)}

/* instrument */
.instrument{background:var(--card);border:1px solid var(--line);border-radius:16px;padding:18px 16px 16px;margin:1.3rem 0 0;position:relative}
.keys-line{display:flex;gap:6px;flex-wrap:wrap;justify-content:center;margin:0 0 12px}
.cap{font:500 1.05rem/1 ui-monospace,"SF Mono",Menlo,Consolas,monospace;min-width:2.15rem;height:2.4rem;padding:0 .4rem;display:grid;place-items:center;border:1px solid var(--line);border-bottom-width:3px;border-radius:7px;color:var(--mut);transition:transform .08s,background .12s,color .12s}
.cap.done{color:var(--fg);border-color:var(--fg)}
.cap.next{color:var(--seal-ink);border-color:var(--seal);box-shadow:0 0 0 3px color-mix(in srgb,var(--seal) 18%,transparent)}
.cap.down{transform:translateY(2px);border-bottom-width:1px;background:color-mix(in srgb,var(--seal) 14%,transparent)}
.count{display:flex;justify-content:center;gap:7px;margin:0 0 10px}
.count i{width:11px;height:11px;border-radius:50%;border:1.5px solid var(--line)}
.count i.on{background:var(--seal);border-color:var(--seal)}
.typebox{display:block;width:100%;font:500 1.05rem/1.2 var(--sans);text-align:center;padding:.85rem .8rem;border:1.5px dashed var(--line);border-radius:10px;background:var(--bg);color:var(--fg);cursor:text;caret-color:transparent}
.typebox:focus{outline:none;border-style:solid;border-color:var(--seal)}
.typebox::placeholder{color:var(--mut);opacity:1}
.status{font:400 .95rem/1.45 var(--sans);text-align:center;min-height:2.9em;margin:.7rem 0 .2rem;color:var(--fg)}
.status.err{color:var(--seal-ink)}
.roll-wrap{position:relative;margin:6px 0 0}
canvas.roll{display:block;width:100%;height:210px}
.roll-cap{font:400 .8rem/1.4 var(--sans);color:var(--mut);margin:.3rem 0 0;text-align:center}
.mode-row{display:flex;justify-content:center;gap:.6rem;flex-wrap:wrap;margin:.6rem 0 0}
.btn{font:500 .9rem/1 var(--sans);color:var(--fg);background:var(--bg);border:1px solid var(--line);border-radius:99px;padding:.65rem 1rem;min-height:40px;cursor:pointer}
.btn:hover{border-color:var(--fg)}
.btn.primary{background:var(--seal);border-color:var(--seal);color:#fff}
[data-theme="dark"] .btn.primary{color:#1a0d08}
.btn[disabled]{opacity:.5;cursor:default}
.linkbtn{font:400 .85rem var(--sans);background:none;border:0;color:var(--seal-ink);text-decoration:underline;cursor:pointer;padding:.3rem}
.privacy{font:400 .82rem/1.45 var(--sans);color:var(--mut);text-align:center;margin:.8rem 0 0}

/* on-screen keypad */
.pad{display:none;margin:12px auto 0;max-width:560px;user-select:none;-webkit-user-select:none;touch-action:manipulation}
.mode-pad .pad{display:block}
.pad .row{display:flex;justify-content:center;gap:4px;margin:0 0 5px}
.pad button{flex:1 1 0;max-width:52px;height:46px;font:500 1.05rem/1 var(--sans);color:var(--fg);background:var(--bg);border:1px solid var(--line);border-bottom-width:2px;border-radius:7px;padding:0;touch-action:manipulation;-webkit-tap-highlight-color:transparent}
.pad button.wide{max-width:84px;flex:1.6 1 0;font-size:.85rem}
.pad button.space{max-width:none;flex:4 1 0}
.pad button.pressed{background:color-mix(in srgb,var(--seal) 22%,var(--bg));transform:translateY(1px)}
.pad button.caps{border-color:var(--seal);color:var(--seal-ink)}
.mode-pad .typebox{display:none}

/* results */
.result{display:none}
.has-result .result{display:block}
.result-none{border:1px dashed var(--line);border-radius:12px;padding:1rem;font:400 .95rem/1.5 var(--sans);color:var(--mut)}
.has-result .result-none{display:none}
.seals{display:grid;grid-template-columns:1.25fr 1fr;gap:18px;align-items:start;margin:1rem 0 0}
@media (max-width:640px){.seals{grid-template-columns:1fr}}
figure{margin:0}
.seal-fig{background:var(--card);border:1px solid var(--line);border-radius:16px;padding:12px}
.seal-fig canvas{display:block;width:100%;aspect-ratio:1/1;height:auto}
figcaption{font:400 .85rem/1.45 var(--sans);color:var(--mut);margin:.5rem .2rem 0}
figcaption b{color:var(--fg);font-weight:600}
.twins{display:grid;grid-template-columns:1fr 1fr;gap:10px}
.twins .seal-fig{padding:8px}
.traits{list-style:none;margin:1.2rem 0 0;padding:0;display:grid;gap:10px}
.traits li{background:var(--card);border:1px solid var(--line);border-left:4px solid var(--seal);border-radius:10px;padding:.8rem 1rem;font:400 1rem/1.5 var(--serif)}
.traits li b{font-family:var(--sans);font-weight:600}
.share-row{display:flex;gap:.5rem;flex-wrap:wrap;margin:1rem 0 0;align-items:center}
.warn{background:color-mix(in srgb,var(--seal) 10%,var(--card));border:1px solid var(--seal);border-radius:10px;padding:.7rem .9rem;font:400 .92rem/1.45 var(--sans);margin:1rem 0 0}

/* friend test */
.test-card{background:var(--card);border:1px solid var(--line);border-radius:16px;padding:16px;margin:1rem 0 0}
canvas.strip{display:block;width:100%;height:220px}
.verdict{font:500 1.15rem/1.4 var(--serif);margin:.8rem 0 .4rem;min-height:1.6em}
.verdict.pass{color:var(--ok)}
.verdict.fail{color:var(--seal-ink)}
.who{display:none;gap:.5rem;flex-wrap:wrap;align-items:center;font:400 .92rem var(--sans)}
.who.on{display:flex}
.score{font:500 .95rem/1.4 var(--sans);margin:.6rem 0 0}

/* charts */
.chart{margin:1.2rem 0 .3rem}
.chart svg{display:block;width:100%;height:auto;overflow:visible}
.chart .ax{stroke:var(--line);stroke-width:1}
.chart .grid{stroke:var(--line-soft);stroke-width:1}
.chart text{font:400 12px var(--sans);fill:var(--mut)}
.chart .lbl{fill:var(--fg);font-weight:500}
.chart .band{fill:var(--band)}
.chart .line{fill:none;stroke:var(--fg);stroke-width:1.8}
.chart .pt{fill:var(--fg)}
.chart .hl{fill:var(--seal)}
.chart .hl-t{fill:var(--seal-ink);font-weight:600}
.chart .you{fill:var(--seal);stroke:var(--card);stroke-width:1.5}
.note{font:400 .9rem/1.5 var(--sans);color:var(--mut)}

.method{font-size:1rem}
.method li{margin:0 0 .5rem}
.sources{font:400 .9rem/1.5 var(--sans)}
.sources li{margin:0 0 .45rem}
.site-footer{max-width:41rem;margin:3.5rem auto 0;padding:1.4rem 16px 3rem;border-top:1px solid var(--line-soft);display:flex;gap:1.2rem;flex-wrap:wrap;font:400 .85rem var(--sans);color:var(--mut)}
.site-footer a{color:inherit}
.sr{position:absolute;width:1px;height:1px;overflow:hidden;clip:rect(0 0 0 0);white-space:nowrap}
@media (max-width:420px){.instrument{padding:14px 10px 12px}.cap{min-width:0;flex:1 1 0;max-width:2.1rem;height:2.15rem;padding:0;font-size:.92rem;border-radius:6px}.keys-line{gap:3px;flex-wrap:nowrap}canvas.roll{height:170px}.pad button{height:44px}.pad .row{gap:3px}}
@media (prefers-reduced-motion:reduce){*{transition:none!important}}