/* Halo website: shared styles (tokens, type, nav, buttons, footer).
   Page-specific layout lives in each page. */
:root{
  --bg:#05070d;
  --bg-2:#080c17;
  --surface:#0c1222;
  --surface-2:#111a30;
  --line:rgba(150,175,230,.12);
  --line-2:rgba(150,175,230,.2);
  --text:#edf2fc;
  --muted:#a3b1cc;
  --faint:#6f7d99;
  --blue:#2f7dff;
  --blue-hi:#4b93ff;
  --cyan:#35c3ff;
  --ice:#c4f1ff;
  --green:#2fd68f;
  --amber:#f5b83d;
  --red:#ff5d6c;
  --display:"Syne",system-ui,sans-serif;
  --body:"DM Sans",system-ui,-apple-system,"Segoe UI",sans-serif;
  --mono:"IBM Plex Mono",ui-monospace,SFMono-Regular,Menlo,monospace;
  --wrap:1160px;
  --radius:14px;
}
*,*::before,*::after{box-sizing:border-box}
html{scroll-behavior:smooth;-webkit-text-size-adjust:100%}
body{margin:0;background:var(--bg);color:var(--text);font-family:var(--body);font-size:17px;line-height:1.65;-webkit-font-smoothing:antialiased;overflow-x:hidden}
img{max-width:100%;display:block}
a{color:inherit;text-decoration:none}
p{margin:0 0 1em}
h1,h2,h3{font-family:var(--body);font-weight:700;letter-spacing:-.025em;line-height:1.12;margin:0}
.wrap{max-width:var(--wrap);margin:0 auto;padding:0 24px}
.skip{position:absolute;left:-999px;top:8px;background:var(--blue);color:#fff;padding:8px 12px;border-radius:8px;z-index:100}
.skip:focus{left:8px}
:focus-visible{outline:2px solid var(--cyan);outline-offset:3px;border-radius:6px}

/* nav */
.site-nav{position:sticky;top:0;z-index:50;background:rgba(5,7,13,.82);backdrop-filter:saturate(140%) blur(14px);-webkit-backdrop-filter:saturate(140%) blur(14px);border-bottom:1px solid var(--line)}
.site-nav .wrap{display:flex;align-items:center;gap:28px;height:64px}
.brand{display:flex;align-items:center;gap:10px;font-family:var(--display);font-weight:700;font-size:19px;letter-spacing:-.01em}
.brand img{width:38px;height:auto;filter:drop-shadow(0 0 10px rgba(53,160,255,.35))}
.brand small{display:block;font-family:var(--body);font-weight:500;font-size:11px;letter-spacing:.02em;color:var(--faint);margin-top:-3px}
.nav-links{display:flex;gap:4px;margin-left:auto}
.nav-links a{padding:8px 12px;border-radius:8px;font-size:15px;color:var(--muted)}
.nav-links a:hover{color:var(--text);background:rgba(255,255,255,.04)}
.nav-links a[aria-current="page"]{color:var(--text)}
.nav-cta{margin-left:8px}
.menu-btn{display:none;margin-left:auto;background:none;border:1px solid var(--line-2);color:var(--text);border-radius:8px;padding:7px 10px;font:inherit;font-size:14px}

/* buttons */
.btn{display:inline-flex;align-items:center;justify-content:center;gap:8px;padding:12px 20px;border-radius:10px;font-weight:600;font-size:16px;line-height:1.2;border:1px solid transparent;transition:background .15s,border-color .15s,color .15s}
.btn-primary{background:var(--blue);color:#fff}
.btn-primary:hover{background:var(--blue-hi)}
.btn-secondary{border-color:var(--line-2);color:var(--text)}
.btn-secondary:hover{border-color:rgba(75,147,255,.55);background:rgba(47,125,255,.08)}
.btn-sm{padding:9px 14px;font-size:14px;border-radius:9px}

/* text helpers */
.kicker{font-family:var(--mono);font-size:13px;letter-spacing:.06em;color:var(--cyan);margin:0 0 12px}
.lead{font-size:19px;color:var(--muted);max-width:640px}
.muted{color:var(--muted)}
.faint{color:var(--faint)}
.num{font-family:var(--mono);font-feature-settings:"tnum"}

/* footer */
.site-footer{border-top:1px solid var(--line);margin-top:40px;padding:48px 0 36px;color:var(--faint);font-size:15px}
.site-footer .cols{display:grid;grid-template-columns:1.4fr repeat(3,1fr);gap:32px}
.site-footer h4{font-family:var(--body);font-size:13px;font-weight:600;letter-spacing:.04em;text-transform:uppercase;color:var(--muted);margin:0 0 12px}
.site-footer ul{list-style:none;margin:0;padding:0;display:grid;gap:8px}
.site-footer a:hover{color:var(--text)}
.site-footer .fine{margin-top:36px;padding-top:20px;border-top:1px solid var(--line);display:flex;flex-wrap:wrap;gap:8px 24px;justify-content:space-between;font-size:13px}

@media (max-width:860px){
  body{font-size:16px}
  .nav-links{display:none;position:absolute;top:64px;left:0;right:0;flex-direction:column;background:var(--bg-2);border-bottom:1px solid var(--line);padding:8px 16px 16px}
  .nav-links.open{display:flex}
  .nav-links a{padding:12px 8px}
  .menu-btn{display:inline-block}
  .nav-cta{display:none}
  .site-footer .cols{grid-template-columns:1fr 1fr}
}
@media (prefers-reduced-motion:reduce){html{scroll-behavior:auto}*{transition:none!important}}

/* ---- shared page blocks (home, docs, addons) ---- */
section{padding:88px 0}
.sec-head{max-width:640px;margin-bottom:36px}
.sec-head h2{font-size:clamp(28px,3.4vw,40px);margin-bottom:12px}
.card{border:1px solid var(--line);border-radius:var(--radius);background:var(--surface);padding:24px}
.card h3{font-size:19px;margin-bottom:8px}
.card p{color:var(--muted);font-size:16px}
.card p:last-child{margin-bottom:0}
.shot{border-radius:var(--radius);border:1px solid var(--line-2);background:var(--surface);box-shadow:0 30px 80px -30px rgba(0,0,0,.9);overflow:hidden}
.chips{display:flex;flex-wrap:wrap;gap:8px;margin-top:14px}
.chip{font-size:14px;padding:5px 10px;border-radius:999px;border:1px solid var(--line-2);color:var(--text);background:rgba(255,255,255,.02)}
.tag{font-family:var(--mono);font-size:11px;font-weight:500;letter-spacing:.03em;padding:2px 7px;border-radius:6px;border:1px solid var(--line-2);color:var(--muted);vertical-align:2px}
.tag.key{color:var(--amber);border-color:rgba(245,184,61,.35)}
.tag.new{color:var(--cyan);border-color:rgba(53,195,255,.35)}
.free{color:var(--green)}
.cost{width:100%;border-collapse:collapse;font-size:16px}
.cost th,.cost td{text-align:left;padding:14px 0;border-bottom:1px solid var(--line);vertical-align:top}
.cost tr:last-child th,.cost tr:last-child td{border-bottom:none}
.cost th{font-weight:500;color:var(--muted);padding-right:16px}
.cost td{font-weight:600;text-align:right;white-space:nowrap}
.cost td small{display:block;font-weight:400;color:var(--faint);font-size:14px;white-space:normal}
.page-head{padding:72px 0 28px}
.page-head h1{font-size:clamp(34px,4.6vw,52px);margin-bottom:12px}
.link{color:var(--cyan)}
.link:hover{text-decoration:underline;text-underline-offset:3px}
@media (max-width:680px){section{padding:64px 0}.page-head{padding:48px 0 16px}}