/* Evaluated Applications — one brand stylesheet, shared by the static content site and the Blazor tools app.
   Dark-first, with a light palette under prefers-color-scheme:light. */

:root{
  --bg:#0a0c11; --bg-2:#0d1017; --surface:#12151d; --surface-2:#171b25;
  --border:#232a37; --border-2:#31394a;
  --ink:#e9ecf3; --ink-soft:#98a2b3; --ink-faint:#6b7486;
  --accent:#8b7dff; --accent-ink:#b3a9ff;
  --spectrum:linear-gradient(90deg,#8b7dff,#4aa3ff,#35d0c0,#7bd86a,#e6b450,#f0796a);
  --c-foundation:#8b7dff; --c-data:#4aa3ff; --c-ml:#e879c8; --c-spatial:#7bd86a;
  --ok:#7bd86a; --warn:#e6b450; --bad:#f0796a;
  --radius:14px; --wrap:1080px;
  --font:ui-sans-serif,system-ui,-apple-system,"Segoe UI",Roboto,Helvetica,Arial,sans-serif;
  --mono:ui-monospace,"Cascadia Code","SF Mono","JetBrains Mono",Menlo,Consolas,monospace;
}
@media (prefers-color-scheme:light){
  :root{
    --bg:#f6f7fb; --bg-2:#ffffff; --surface:#ffffff; --surface-2:#f1f3f9;
    --border:#e4e8f0; --border-2:#d3d9e6;
    --ink:#121620; --ink-soft:#59647a; --ink-faint:#8a94a8;
    --accent:#5b4fe0; --accent-ink:#4c40d6;
    --ok:#1e9e5a; --warn:#c47a1a; --bad:#c0392b;
  }
}

*{box-sizing:border-box}
html{scroll-behavior:smooth}
body{
  margin:0; background:var(--bg); color:var(--ink);
  font-family:var(--font); font-size:17px; line-height:1.65;
  -webkit-font-smoothing:antialiased; text-rendering:optimizeLegibility;
}
a{color:var(--accent-ink); text-decoration:none}
a:hover{text-decoration:underline}
h1,h2,h3{margin:0; line-height:1.15; letter-spacing:-.02em; font-weight:650}
.wrap{max-width:var(--wrap); margin:0 auto; padding:0 24px}
.mono{font-family:var(--mono)}

.beam{height:3px; background:var(--spectrum); opacity:.9}

/* ---- nav (with CSS-only mobile menu) ---- */
.site-nav{position:sticky; top:0; z-index:20; background:color-mix(in srgb,var(--bg-2) 88%,transparent);
    backdrop-filter:blur(10px); border-bottom:1px solid var(--border)}
.site-nav .wrap{display:flex; align-items:center; justify-content:space-between; min-height:62px; gap:12px; flex-wrap:wrap}
.brand{display:flex; align-items:center; gap:11px; color:var(--ink); font-weight:650; letter-spacing:-.01em}
.brand:hover{text-decoration:none}
.mark{width:22px; height:22px; flex:none}
.nav-links{display:flex; gap:22px; align-items:center}
.nav-links a{color:var(--ink-soft); font-size:.94rem}
.nav-links a:hover{color:var(--ink); text-decoration:none}
.nav-links a.active{color:var(--ink)}
.nav-toggle{position:absolute; opacity:0; pointer-events:none}
.nav-burger{display:none; flex-direction:column; gap:5px; cursor:pointer; padding:8px; margin:-8px; border-radius:8px}
.nav-burger span{display:block; width:22px; height:2px; background:var(--ink-soft); border-radius:2px; transition:transform .2s, opacity .2s}

@media (max-width:640px){
  .nav-burger{display:flex}
  .nav-links{display:none; flex-basis:100%; flex-direction:column; align-items:flex-start; gap:2px; padding:6px 0 12px}
  .nav-links a{padding:9px 4px; width:100%; font-size:1rem}
  .nav-toggle:checked ~ .nav-links{display:flex}
  .nav-toggle:checked ~ .nav-burger span:nth-child(1){transform:translateY(7px) rotate(45deg)}
  .nav-toggle:checked ~ .nav-burger span:nth-child(2){opacity:0}
  .nav-toggle:checked ~ .nav-burger span:nth-child(3){transform:translateY(-7px) rotate(-45deg)}
}

/* ---- hero ---- */
.hero{padding:84px 0 34px}
.eyebrow{font-family:var(--mono); font-size:.8rem; letter-spacing:.08em; text-transform:uppercase; color:var(--ink-faint)}
.hero h1{font-size:clamp(2.3rem,5.4vw,3.5rem); margin:16px 0 0; max-width:18ch; text-wrap:balance}
.lede{font-size:clamp(1.05rem,2vw,1.28rem); color:var(--ink-soft); max-width:62ch; margin:22px 0 0; line-height:1.6}
.facts{display:flex; flex-wrap:wrap; gap:10px; margin-top:30px}
.fact{font-family:var(--mono); font-size:.82rem; color:var(--ink-soft);
      border:1px solid var(--border); border-radius:999px; padding:6px 13px; background:var(--surface)}
.fact b{color:var(--ink); font-weight:600}
.hero-cta{margin-top:28px; max-width:560px}
.cta-row{display:flex; flex-wrap:wrap; gap:10px; margin-top:14px}

/* ---- section framing ---- */
.sec{padding:30px 0}
.sec-head{display:flex; align-items:baseline; gap:14px; margin:0 0 20px; padding-top:22px; border-top:1px solid var(--border)}
.sec-head h2{font-size:1.15rem}
.sec-head .dot{width:9px; height:9px; border-radius:3px; flex:none; align-self:center}
.sec-head p{margin:0 0 0 auto; color:var(--ink-faint); font-size:.9rem; font-family:var(--mono)}

/* ---- card grid ---- */
.grid{display:grid; grid-template-columns:repeat(auto-fill,minmax(330px,1fr)); gap:16px}
.card{position:relative; background:var(--surface); border:1px solid var(--border);
      border-radius:var(--radius); padding:22px 22px 20px; overflow:hidden;
      transition:border-color .18s ease, transform .18s ease, background .18s ease}
.card:hover{border-color:var(--border-2); background:var(--surface-2); transform:translateY(-2px)}
.card::before{content:""; position:absolute; left:0; top:0; bottom:0; width:3px; background:var(--cat,var(--accent)); opacity:.85}
.card-top{display:flex; align-items:center; gap:10px; flex-wrap:wrap}
.card h3{font-size:1.18rem}
.ver{font-family:var(--mono); font-size:.74rem; color:var(--ink-soft); border:1px solid var(--border-2);
     border-radius:6px; padding:2px 7px; font-variant-numeric:tabular-nums}
.tag{font-family:var(--mono); font-size:.7rem; letter-spacing:.04em; text-transform:uppercase; padding:2px 8px; border-radius:999px}
.tag.live{color:var(--ok); border:1px solid color-mix(in srgb,var(--ok) 45%,transparent); background:color-mix(in srgb,var(--ok) 12%,transparent)}
.tag.soon{color:var(--ink-faint); border:1px solid var(--border-2)}
.pkgid{font-family:var(--mono); font-size:.8rem; color:var(--ink-faint); margin:9px 0 0; word-break:break-all}
.desc{color:var(--ink-soft); font-size:.96rem; margin:12px 0 0; line-height:1.55}
.note{font-size:.86rem; color:var(--ink-faint); margin:11px 0 0}
.note code, .desc code{font-family:var(--mono); font-size:.86em; color:var(--accent-ink); background:color-mix(in srgb,var(--accent) 12%,transparent); padding:1px 5px; border-radius:5px; word-break:break-all}
.install{display:flex; align-items:center; gap:8px; margin-top:16px; background:var(--bg-2);
         border:1px solid var(--border); border-radius:9px; padding:8px 10px; overflow:hidden}
.install code{font-family:var(--mono); font-size:.82rem; color:var(--ink); white-space:nowrap; overflow-x:auto; flex:1; scrollbar-width:none}
.install code::-webkit-scrollbar{display:none}
.copy{flex:none; font-family:var(--mono); font-size:.72rem; color:var(--ink-soft); cursor:pointer;
      background:var(--surface); border:1px solid var(--border-2); border-radius:6px; padding:4px 8px; transition:color .15s, border-color .15s}
.copy:hover{color:var(--ink); border-color:var(--accent)}
.copy.done{color:var(--ok); border-color:var(--ok)}
.links{display:flex; gap:16px; margin-top:15px; font-size:.85rem; font-family:var(--mono)}
.links a{color:var(--ink-soft)}
.links a:hover{color:var(--accent-ink)}

/* a card that is itself a link to a tool */
a.tool{display:block; color:inherit}
a.tool:hover{text-decoration:none}
a.tool .go-in{margin-top:16px; font-family:var(--mono); font-size:.85rem; color:var(--accent-ink)}

/* ---- foundation callout ---- */
.stack{background:var(--surface); border:1px solid var(--border); border-radius:var(--radius); padding:24px 26px; margin-top:6px}
.stack h2{font-size:1.15rem; margin-bottom:10px}
.stack p{color:var(--ink-soft); margin:0; max-width:72ch}
.stack .flow{display:flex; flex-wrap:wrap; align-items:center; gap:8px; margin-top:16px; font-family:var(--mono); font-size:.82rem}
.stack .flow span{border:1px solid var(--border-2); border-radius:7px; padding:5px 10px; color:var(--ink)}
.stack .flow em{color:var(--ink-faint); font-style:normal}

/* ---- buttons ---- */
.btn{display:inline-flex; align-items:center; gap:8px; font-family:var(--font); font-size:.95rem; font-weight:600;
     border-radius:10px; padding:.6rem 1.2rem; cursor:pointer; border:1px solid transparent; transition:all .15s ease}
.btn-primary{background:var(--accent); color:#fff; border-color:var(--accent)}
.btn-primary:hover{filter:brightness(1.08); text-decoration:none}
.btn-ghost{background:transparent; color:var(--ink); border-color:var(--border-2)}
.btn-ghost:hover{border-color:var(--accent); color:var(--accent-ink); text-decoration:none}

/* ---- crumb ---- */
.crumb{font-family:var(--mono); font-size:.82rem; color:var(--ink-faint); margin-bottom:.75rem}
.crumb a{color:var(--ink-soft)}
.crumb span{margin:0 .4rem; opacity:.6}

/* ---- prose (manual / docs) ---- */
.prose{max-width:760px; margin:0 auto; padding:8px 0 40px}
.prose h2{font-size:1.5rem; margin:2.4rem 0 .3rem; scroll-margin-top:80px}
.prose h3{font-size:1.12rem; margin:1.8rem 0 .3rem; color:var(--ink)}
.prose p{color:var(--ink-soft); margin:.7rem 0}
.prose ul,.prose ol{color:var(--ink-soft); padding-left:1.3rem; margin:.7rem 0}
.prose li{margin:.3rem 0}
.prose strong{color:var(--ink)}
.prose a{color:var(--accent-ink)}
.prose p code,.prose li code,.prose td code{font-family:var(--mono); font-size:.88em; color:var(--accent-ink);
      background:color-mix(in srgb,var(--accent) 12%,transparent); padding:1px 5px; border-radius:5px}
.prose pre{background:var(--bg-2); border:1px solid var(--border); border-radius:12px; padding:16px 18px;
      overflow-x:auto; margin:1rem 0; font-size:.86rem; line-height:1.55}
.prose pre code{font-family:var(--mono); color:var(--ink)}
.prose table{width:100%; border-collapse:collapse; margin:1rem 0; font-size:.9rem; display:block; overflow-x:auto}
.prose th{text-align:left; color:var(--ink); border-bottom:1px solid var(--border-2); padding:.5rem .7rem; white-space:nowrap}
.prose td{color:var(--ink-soft); border-bottom:1px solid var(--border); padding:.5rem .7rem; vertical-align:top}
.prose blockquote{margin:1rem 0; padding:.6rem 1rem; border-left:3px solid var(--accent); background:var(--surface); color:var(--ink-soft); border-radius:0 8px 8px 0}
.toc{background:var(--surface); border:1px solid var(--border); border-radius:12px; padding:16px 20px; margin:1.5rem 0 2rem}
.toc h2{font-size:.8rem; text-transform:uppercase; letter-spacing:.06em; color:var(--ink-faint); font-family:var(--mono); margin:0 0 .6rem}
.toc ul{list-style:none; padding:0; margin:0; columns:2; column-gap:24px}
.toc li{margin:.25rem 0}
.toc a{color:var(--ink-soft); font-size:.92rem}

/* ---- footer ---- */
footer.site{border-top:1px solid var(--border); margin-top:34px; padding:30px 0 50px; color:var(--ink-faint)}
footer.site .wrap{display:flex; flex-wrap:wrap; gap:14px; justify-content:space-between; align-items:center}
footer.site .mono{font-family:var(--mono); font-size:.82rem}
footer.site a{color:var(--ink-soft)}

@media (max-width:640px){
  .hero{padding:48px 0 20px}
  .sec-head p{display:none}
  .toc ul{columns:1}
}
@media (prefers-reduced-motion:reduce){*{transition:none!important; scroll-behavior:auto}}

/* ---- Blazor tools app: loading shell + error ui ---- */
#app:has(.loading-progress){min-height:70vh; display:flex; flex-direction:column; align-items:center; justify-content:center; background:var(--bg)}
.loading-progress{position:relative; display:block; width:6rem; height:6rem}
.loading-progress circle{fill:none; stroke:var(--border-2); stroke-width:.5rem; transform-origin:50% 50%; transform:rotate(-90deg)}
.loading-progress circle:last-child{stroke:var(--accent); stroke-dasharray:calc(3.141*var(--blazor-load-percentage,0%)) 500%; transition:stroke-dasharray .1s ease-in-out}
.loading-progress-text{margin-top:1rem; font-family:var(--mono); font-size:.85rem; color:var(--ink-soft)}
.loading-progress-text:after{content:var(--blazor-load-percentage-text,"Loading the tool…")}
#blazor-error-ui{color:var(--ink); background:var(--surface); border-top:1px solid var(--bad); bottom:0;
      box-shadow:0 -1px 12px rgba(0,0,0,.3); display:none; left:0; padding:.8rem 1.4rem 1rem; position:fixed; width:100%; z-index:1000}
#blazor-error-ui .dismiss{cursor:pointer; position:absolute; right:1rem; top:.6rem}
#blazor-error-ui .reload{color:var(--accent-ink)}