/* Word Solver Lab — shared design system (cool light) */
:root{
  --bg:#eef2f7;          /* soft cool paper */
  --bg-2:#e3e9f2;
  --surface:#ffffff;
  --surface-2:#f6f8fc;
  --ink:#182234;         /* deep slate ink */
  --ink-soft:#47566d;
  --line:#d4dde9;
  --line-2:#c2cfe0;
  --accent:#2563c9;      /* clear cool blue */
  --accent-deep:#1b4aa0;
  --accent-soft:#e5efff;
  --mint:#0f9d8c;        /* teal secondary */
  --amber:#e08a1e;
  --rose:#d64562;
  --gold:#c99a2e;
  --tile:#f4f7fc;
  --correct:#3aa657;     /* wordle green */
  --present:#e0a423;     /* wordle amber */
  --absent:#8494ab;      /* wordle grey */
  --shadow:rgba(30,50,90,.10);
  --shadow-lg:rgba(30,50,90,.16);
  --radius:14px;
}
*{box-sizing:border-box}
html{-webkit-text-size-adjust:100%}
body{
  margin:0;background:var(--bg);color:var(--ink);
  font-family:'Space Grotesk',system-ui,-apple-system,sans-serif;line-height:1.5;
  background-image:
    radial-gradient(circle at 10% 12%, rgba(37,99,201,.05), transparent 42%),
    radial-gradient(circle at 90% 6%, rgba(15,157,140,.05), transparent 44%);
  min-height:100vh;
}
.wrap{max-width:900px;margin:0 auto;padding:0 20px}
.wrap-wide{max-width:1100px;margin:0 auto;padding:0 20px}
a{color:var(--accent)}

/* ---- top nav ---- */
.nav{background:var(--surface);border-bottom:1px solid var(--line);position:sticky;top:0;z-index:50;
  box-shadow:0 1px 0 var(--shadow)}
.nav-in{max-width:1100px;margin:0 auto;padding:11px 20px;display:flex;align-items:center;gap:16px}
.nav .brand{display:flex;align-items:center;gap:10px;text-decoration:none;color:var(--ink);flex:none}
.nav .logo{width:34px;height:34px;border-radius:8px;background:var(--accent);color:#fff;display:grid;place-items:center;
  font-family:'Fraunces',serif;font-weight:900;font-size:20px;transform:rotate(-3deg);
  box-shadow:0 2px 0 var(--accent-deep)}
.nav .bname{font-family:'Fraunces',serif;font-weight:900;font-size:18px;letter-spacing:-.02em;line-height:1}
.nav .bname small{display:block;font-family:'JetBrains Mono',monospace;font-weight:500;font-size:9px;
  letter-spacing:.14em;text-transform:uppercase;color:var(--accent);margin-top:2px}
.nav .links{margin-left:auto;display:flex;gap:4px;flex-wrap:wrap}
.nav .links a{text-decoration:none;color:var(--ink-soft);font-weight:600;font-size:13px;padding:7px 11px;border-radius:8px}
.nav .links a:hover{background:var(--accent-soft);color:var(--accent-deep)}
.nav .links a.on{background:var(--ink);color:#fff}
.navtoggle{display:none;margin-left:auto;background:none;border:1.5px solid var(--line-2);border-radius:8px;
  padding:7px 10px;font-size:16px;cursor:pointer;color:var(--ink)}
@media(max-width:760px){
  .nav .links{display:none;width:100%;flex-direction:column;margin:8px 0 2px}
  .nav .links.open{display:flex}
  .nav-in{flex-wrap:wrap}
  .navtoggle{display:block}
}

/* ---- headings ---- */
h1{font-family:'Fraunces',serif;font-weight:900;font-size:clamp(30px,5.4vw,48px);line-height:1.03;
  letter-spacing:-.025em;margin:26px 0 10px}
h1 em{font-style:italic;color:var(--accent)}
.lede{max-width:58ch;font-size:16px;color:var(--ink-soft)}
h2{font-family:'Fraunces',serif;font-weight:900;font-size:25px;letter-spacing:-.02em;margin:30px 0 12px}

/* ---- tool rack input ---- */
.rack{margin:24px 0 8px;background:var(--accent);border-radius:var(--radius);padding:16px;
  box-shadow:0 10px 26px var(--shadow),inset 0 1px 0 rgba(255,255,255,.2)}
.rack label{display:block;font-family:'JetBrains Mono',monospace;font-size:11px;letter-spacing:.14em;
  text-transform:uppercase;color:#cfe0ff;margin-bottom:9px}
.rack-in{display:flex;gap:10px}
.rack input[type=text]{flex:1;min-width:0;border:none;border-radius:9px;padding:15px 16px;
  font-family:'JetBrains Mono',monospace;font-weight:700;font-size:22px;letter-spacing:.26em;text-transform:uppercase;
  background:#fff;color:var(--ink);box-shadow:inset 0 2px 5px rgba(0,0,0,.08);outline:none}
.rack input::placeholder{color:#9fb0c6;letter-spacing:.14em}
.rack input:focus{box-shadow:inset 0 2px 5px rgba(0,0,0,.08),0 0 0 3px var(--gold)}
.btn-go{border:none;border-radius:9px;padding:0 22px;cursor:pointer;background:var(--mint);color:#fff;
  font-family:'Space Grotesk';font-weight:700;font-size:16px;box-shadow:0 3px 0 #0a7568;transition:transform .06s,box-shadow .06s}
.btn-go:active{transform:translateY(2px);box-shadow:0 1px 0 #0a7568}
.hint{font-family:'JetBrains Mono',monospace;font-size:11px;color:#6b7a92;margin:6px 2px 0}

/* ---- buttons / pills ---- */
.btn{border:none;border-radius:9px;padding:11px 18px;cursor:pointer;font-family:'Space Grotesk';font-weight:700;
  font-size:15px;background:var(--accent);color:#fff;box-shadow:0 3px 0 var(--accent-deep);transition:transform .06s,box-shadow .06s}
.btn:active{transform:translateY(2px);box-shadow:0 1px 0 var(--accent-deep)}
.btn.ghost{background:transparent;color:var(--ink);border:1.5px solid var(--line-2);box-shadow:none}
.btn.ghost:active{transform:none}
.btn.amber{background:var(--amber);box-shadow:0 3px 0 #ad6810}
.btn.rose{background:var(--rose);box-shadow:0 3px 0 #a82f47}
.pill{border:1.5px solid var(--line-2);background:transparent;border-radius:999px;padding:7px 14px;cursor:pointer;
  font-weight:600;font-size:13px;color:var(--ink-soft);transition:all .12s}
.pill:hover{border-color:var(--accent)}
.pill[aria-pressed=true],.pill.on{background:var(--ink);color:#fff;border-color:var(--ink)}

/* ---- cards / panels ---- */
.card{background:var(--surface);border:1px solid var(--line);border-radius:var(--radius);box-shadow:0 4px 14px var(--shadow)}
.panel{background:var(--surface-2);border:1px solid var(--line);border-radius:11px}

/* ---- results ---- */
.status{margin:22px 2px 12px;display:flex;align-items:baseline;gap:12px;flex-wrap:wrap}
.status .n{font-family:'Fraunces',serif;font-weight:900;font-size:28px}
.status .lbl{font-family:'JetBrains Mono';font-size:12px;color:#6b7a92;letter-spacing:.05em}
.buckets{display:flex;flex-direction:column;gap:22px}
.bucket h3{font-family:'JetBrains Mono';font-size:12px;letter-spacing:.1em;text-transform:uppercase;color:var(--accent-deep);
  margin:0 0 10px;padding-bottom:6px;border-bottom:1.5px solid var(--line);display:flex;justify-content:space-between}
.bucket h3 span{color:#93a3ba}
.words{display:flex;flex-wrap:wrap;gap:8px}
.w{position:relative;background:var(--tile);border:1px solid var(--line-2);border-radius:8px;padding:7px 11px;
  font-family:'JetBrains Mono';font-weight:700;font-size:15px;letter-spacing:.03em;cursor:pointer;
  box-shadow:0 1px 0 var(--shadow);transition:transform .08s,border-color .08s;user-select:none}
.w:hover{transform:translateY(-2px);border-color:var(--accent)}
.w .pts{font-size:9px;color:var(--rose);font-weight:700;vertical-align:super;margin-left:3px}
.w.copied{background:var(--correct);color:#fff;border-color:var(--correct)}
.empty{padding:32px 4px;color:#6b7a92;font-size:15px}
.empty b{color:var(--ink)}

/* definition popover */
.defpop{position:fixed;inset:0;background:rgba(20,32,52,.4);display:none;align-items:center;justify-content:center;z-index:100;padding:20px}
.defpop.show{display:flex}
.defcard{background:#fff;border-radius:14px;max-width:440px;width:100%;padding:22px;box-shadow:0 20px 50px rgba(20,32,52,.3);max-height:80vh;overflow:auto}
.defcard h4{margin:0 0 3px;font-family:'Fraunces',serif;font-size:26px;font-weight:900;text-transform:capitalize}
.defcard .pos{font-style:italic;color:var(--accent);font-size:14px;margin:10px 0 3px;font-weight:600}
.defcard .mean{color:var(--ink-soft);margin:0 0 8px}
.defcard .x{float:right;border:none;background:var(--bg-2);border-radius:8px;width:32px;height:32px;cursor:pointer;font-size:18px;color:var(--ink)}
.defcard .sc{font-family:'JetBrains Mono';font-size:12px;color:#93a3ba}

.loading{display:flex;align-items:center;gap:12px;color:var(--ink-soft);font-family:'JetBrains Mono';font-size:14px;padding:6px 2px}
.spin{width:15px;height:15px;border:2.5px solid var(--line-2);border-top-color:var(--accent);border-radius:50%;animation:sp .7s linear infinite}
@keyframes sp{to{transform:rotate(360deg)}}

/* ---- SEO content ---- */
.seo{margin:52px 0 0;border-top:1.5px solid var(--line);padding-top:30px}
.seo p{max-width:64ch;color:var(--ink-soft);margin:0 0 14px}
.seo ul{max-width:64ch;color:var(--ink-soft);padding-left:20px}
.seo li{margin:5px 0}
.faq details{border:1px solid var(--line);border-radius:10px;background:var(--surface);margin:0 0 8px;padding:2px 4px}
.faq summary{cursor:pointer;padding:12px 14px;font-weight:600;list-style:none}
.faq summary::-webkit-details-marker{display:none}
.faq summary::before{content:"+";color:var(--accent);font-family:'JetBrains Mono';font-weight:700;margin-right:8px}
.faq details[open] summary::before{content:"–"}
.faq p{padding:0 14px 12px;margin:0}

/* ---- ad slot (ad-ready, empty until approved) ---- */
.ad{margin:26px auto;max-width:728px;min-height:90px;border:1px dashed var(--line-2);border-radius:10px;
  display:flex;align-items:center;justify-content:center;color:#a9b6c9;font-family:'JetBrains Mono';font-size:11px;
  letter-spacing:.1em;text-transform:uppercase;background:var(--surface-2)}
.ad::after{content:"ad space"}

/* ---- footer + counter badge ---- */
footer{margin:50px 0 40px;padding-top:22px;border-top:1px solid var(--line);
  font-family:'JetBrains Mono';font-size:12px;color:#7d8ba1;display:flex;justify-content:space-between;flex-wrap:wrap;gap:12px}
footer a{color:var(--ink-soft);text-decoration:none;margin-right:14px}
footer a:hover{color:var(--accent)}
.counter{display:inline-flex;align-items:center;gap:7px;background:var(--surface);border:1px solid var(--line);
  border-radius:999px;padding:5px 13px;font-family:'JetBrains Mono';font-size:12px;color:var(--ink-soft);box-shadow:0 1px 0 var(--shadow)}
.counter b{color:var(--mint);font-weight:700}
.counter .dot{width:7px;height:7px;border-radius:50%;background:var(--correct);box-shadow:0 0 0 3px rgba(58,166,87,.2)}

/* ---- home hub grid ---- */
.hero{padding:30px 0 6px}
.grid-cards{display:grid;grid-template-columns:repeat(auto-fill,minmax(230px,1fr));gap:16px;margin:20px 0}
.tcard{display:block;text-decoration:none;color:var(--ink);background:var(--surface);border:1px solid var(--line);
  border-radius:var(--radius);padding:18px;box-shadow:0 4px 14px var(--shadow);transition:transform .1s,box-shadow .1s,border-color .1s}
.tcard:hover{transform:translateY(-3px);box-shadow:0 10px 24px var(--shadow-lg);border-color:var(--accent)}
.tcard .ic{width:40px;height:40px;border-radius:10px;display:grid;place-items:center;font-size:20px;margin-bottom:12px;
  background:var(--accent-soft)}
.tcard h3{margin:0 0 5px;font-family:'Fraunces',serif;font-size:19px;font-weight:900;letter-spacing:-.01em}
.tcard p{margin:0;font-size:13px;color:var(--ink-soft);line-height:1.45}
.tcard .tag{display:inline-block;margin-top:10px;font-family:'JetBrains Mono';font-size:10px;letter-spacing:.08em;
  text-transform:uppercase;color:var(--accent);background:var(--accent-soft);padding:3px 8px;border-radius:6px}
.section-head{display:flex;align-items:center;gap:10px;margin:34px 0 4px}
.section-head h2{margin:0}
.section-head .rule{flex:1;height:1px;background:var(--line)}

/* keyboard (shared by wordle/hangman) */
.kbd{display:flex;flex-direction:column;gap:6px;align-items:center;margin:14px 0}
.kbd .row{display:flex;gap:5px}
.key{border:none;border-radius:7px;min-width:32px;height:46px;padding:0 9px;cursor:pointer;background:var(--surface);
  color:var(--ink);font-family:'Space Grotesk';font-weight:700;font-size:14px;box-shadow:0 2px 0 var(--line-2);
  text-transform:uppercase;transition:transform .05s}
.key:active{transform:translateY(2px);box-shadow:0 0 0 var(--line-2)}
.key.wide{min-width:52px;font-size:11px}
.key.correct{background:var(--correct);color:#fff;box-shadow:0 2px 0 #2c8044}
.key.present{background:var(--present);color:#fff;box-shadow:0 2px 0 #b17d12}
.key.absent{background:var(--absent);color:#fff;box-shadow:0 2px 0 #667690}

@media(max-width:560px){
  .rack-in{flex-direction:column}
  .btn-go{padding:13px}
  .key{min-width:28px;height:42px;padding:0 6px}
}
@media(prefers-reduced-motion:reduce){*{animation:none!important;transition:none!important}}

/* sister-site link */
.nav .links a.sister{border:1.5px solid var(--line-2);color:var(--mint)}
.nav .links a.sister:hover{background:#e0f5f1;color:var(--mint)}