/* Agent OS site, style A (teammate palette): warm paper, navy primary, sky accent, Manrope.
   Diagram variables (--teal, --gold, --panel, --panel2, --line, --line2, --faint, --primary-ink,
   --primary-soft, --mono) are consumed by the inlined SVGs. */
:root{
  --bg:#f9f8f5; --ink:#242420; --muted:#6d6e65; --faint:#8d8e85;
  --line:#deded5; --line2:#cfd0c6; --panel:#ffffff; --panel2:#eaf4f9;
  --primary:#214c63; --primary-ink:#1b3f52; --primary-soft:rgba(33,76,99,.08);
  --accent:#376881; --sky:#aed9ee; --sky-hover:#c9e6f4;
  --teal:#376881; --gold:#8a6d2b; --gold-dim:#a68b3c;
  --dark:#1b5265; --dark-ink:#f4f8fa;
  --sans:"Manrope",system-ui,-apple-system,"Segoe UI",sans-serif;
  --display:"Manrope",system-ui,sans-serif;
  --mono:"JetBrains Mono","SF Mono",ui-monospace,Menlo,monospace;
  --brand:"Inter Tight",system-ui,sans-serif;
  --radius:8px; --maxw:1180px; --ease:cubic-bezier(.22,1,.36,1);
}
*{box-sizing:border-box;margin:0;padding:0}
html{scroll-behavior:smooth}
[id]{scroll-margin-top:86px}
body{background:var(--bg);color:var(--ink);font-family:var(--sans);font-size:17px;line-height:1.55;-webkit-font-smoothing:antialiased}
a{color:inherit;text-decoration:none}
.wrap{max-width:var(--maxw);margin:0 auto;padding:0 28px}
h1,h2,h3{font-family:var(--display);letter-spacing:-.02em;line-height:1.05}
h1{font-size:clamp(40px,6.2vw,78px);font-weight:600}
h2{font-size:clamp(30px,3.6vw,46px);font-weight:600}
h3{font-size:22px;font-weight:600;line-height:1.25}
.kick{display:inline-block;font-family:var(--mono);font-size:11.5px;letter-spacing:.14em;text-transform:uppercase;color:var(--accent);margin-bottom:14px}
.lede{font-size:clamp(18px,1.4vw,21px);color:var(--muted);max-width:60ch}
.btn{display:inline-flex;align-items:center;gap:8px;padding:14px 22px;border-radius:var(--radius);font-weight:600;font-size:16px;border:1px solid transparent;transition:background .2s var(--ease),transform .2s var(--ease)}
.btn:hover{transform:translateY(-1px)}
.btn-primary{background:var(--sky);color:var(--primary-ink);border-color:#c4dce8}
.btn-primary:hover{background:var(--sky-hover)}
.btn-ghost{background:transparent;color:var(--primary);border-color:var(--line2)}
.band-dark .btn-ghost{color:var(--dark-ink);border-color:rgba(255,255,255,.35)}
/* masthead */
.mast{position:sticky;top:0;z-index:10;background:rgba(249,248,245,.9);backdrop-filter:blur(10px);border-bottom:1px solid var(--line)}
.mast .wrap{display:flex;align-items:center;justify-content:space-between;gap:24px;height:70px}
.brand{display:inline-flex;align-items:center;gap:10px;color:var(--ink)}
.mark{width:34px;height:27px;color:var(--ink)}
.wordmark{font-family:var(--brand);font-weight:600;font-size:22px;letter-spacing:-.02em;text-transform:lowercase}
.nav{display:flex;gap:26px;font-size:15px;font-weight:500;color:var(--muted)}
.nav a[aria-current="page"],.nav a:hover{color:var(--ink)}
.mast .btn{padding:10px 16px;font-size:15px}
/* hero */
.hero{padding:88px 0 56px}
.hero h1{max-width:16ch;margin:0 0 22px}
.hero .lede{margin-bottom:30px}
.cta-row{display:flex;flex-wrap:wrap;gap:12px}
.proof{display:flex;flex-wrap:wrap;gap:10px 28px;margin-top:40px;padding-top:22px;border-top:1px solid var(--line);font-family:var(--mono);font-size:12px;letter-spacing:.06em;text-transform:uppercase;color:var(--muted)}
/* sections */
.section{padding:72px 0}
.section + .section{border-top:1px solid var(--line)}
.section-head{max-width:58ch;margin-bottom:38px}
.section-head .lede{margin-top:14px}
.grid-2,.grid-3,.grid-4{display:grid;gap:22px}
.grid-2{grid-template-columns:repeat(2,1fr)}
.grid-3{grid-template-columns:repeat(3,1fr)}
.grid-4{grid-template-columns:repeat(4,1fr)}
.card{background:var(--panel);border:1px solid var(--line);border-radius:var(--radius);padding:26px 24px}
.card h3{margin:0 0 10px}
.card p{color:var(--muted);font-size:16px}
.card .num{font-family:var(--mono);font-size:12px;color:var(--accent);letter-spacing:.1em;margin-bottom:12px;display:block}
.card a.more{display:inline-block;margin-top:14px;color:var(--primary);font-weight:600;font-size:15px}
.questions{counter-reset:q}
.questions .card{position:relative;padding-left:64px}
.questions .card::before{counter-increment:q;content:"0" counter(q);position:absolute;left:22px;top:26px;font-family:var(--mono);font-size:13px;color:var(--accent)}
.questions h3{font-size:24px}
.closing{margin-top:28px;max-width:66ch;color:var(--ink);font-size:18px}
.split{display:grid;grid-template-columns:1.1fr .9fr;gap:40px;align-items:center}
.diagram{background:var(--panel);border:1px solid var(--line);border-radius:var(--radius);padding:18px}
.diagram:focus-visible{outline:2px solid var(--sky);outline-offset:2px}
.diagram svg{display:block;width:100%;height:auto;font-family:var(--sans)}
.diagram .tm{font-family:var(--mono);letter-spacing:.08em}
/* bands */
.band{padding:78px 0}
.band-dark{background:var(--dark);color:var(--dark-ink)}
.band-dark .kick{color:var(--sky)}
.band-dark h2{color:#fff;max-width:20ch}
.band-dark .lede{color:rgba(244,248,250,.82)}
.band-dark .card{background:rgba(255,255,255,.06);border-color:rgba(255,255,255,.14)}
.band-dark .card h3{color:#fff}
.band-dark .card p{color:rgba(244,248,250,.78)}
.band-dark .btn-primary{margin-top:30px}
/* steps */
.steps{display:grid;grid-template-columns:repeat(4,1fr);gap:22px}
.step{border-top:2px solid var(--line2);padding-top:18px}
.step .num{font-family:var(--mono);font-size:12px;color:var(--accent);letter-spacing:.1em}
.step h3{font-size:20px;margin:8px 0 8px}
.step p{color:var(--muted);font-size:16px}
/* vertical list */
.vertical{display:grid;grid-template-columns:200px 1fr;gap:28px;padding:34px 0;border-top:1px solid var(--line)}
.vertical .when{font-family:var(--mono);font-size:12px;letter-spacing:.1em;text-transform:uppercase;color:var(--accent);padding-top:6px}
.vertical h3{font-size:26px;margin-bottom:10px}
.vertical p{color:var(--muted);max-width:66ch}
.vertical ul{margin:14px 0 0 18px;color:var(--muted)}
.vertical .status{margin-top:14px;font-size:15px;color:var(--ink)}
/* form */
.form{background:var(--panel);border:1px solid var(--line);border-radius:var(--radius);padding:30px}
.field{display:flex;flex-direction:column;gap:6px;margin-bottom:18px}
.field label{font-size:14px;font-weight:600}
fieldset.field{border:0;padding:0;margin:0 0 18px;min-width:0}
.field legend{font-size:14px;font-weight:600;padding:0;margin-bottom:6px}
.field input,.field textarea{font:inherit;padding:12px 14px;border:1px solid var(--line2);border-radius:6px;background:var(--bg);color:var(--ink)}
.field input:focus,.field textarea:focus{outline:2px solid var(--sky);border-color:var(--accent)}
.radio-row{display:flex;flex-wrap:wrap;gap:18px}
.radio-row label{display:inline-flex;gap:8px;align-items:center;font-weight:500}
.form .btn{width:100%;justify-content:center;margin-top:6px}
.fnote{margin-top:14px;font-size:14px;color:var(--muted)}
.fnote[role="alert"]{color:#9b2c2c;font-weight:600}
.done{background:var(--panel2);border:1px solid #c4dce8;border-radius:var(--radius);padding:30px;font-size:18px}
/* footer */
.site-footer{border-top:1px solid var(--line);padding:56px 0 34px;color:var(--muted);font-size:15px}
.site-footer .cols{display:grid;grid-template-columns:1.4fr 1fr 1fr;gap:30px}
.site-footer .brand{color:var(--ink)}
.site-footer .tag{margin-top:12px;max-width:34ch}
.site-footer h4{font-size:13px;letter-spacing:.08em;text-transform:uppercase;color:var(--ink);margin-bottom:12px}
.site-footer h4.wordmark-col{text-transform:none;font-family:var(--brand);letter-spacing:-.01em}
.site-footer ul{list-style:none;display:grid;gap:8px}
.site-footer .legal{display:flex;justify-content:space-between;gap:20px;margin-top:40px;padding-top:20px;border-top:1px solid var(--line);font-size:13px}
@media (max-width:900px){.grid-4,.grid-3,.steps{grid-template-columns:repeat(2,1fr)}.split{grid-template-columns:1fr}.site-footer .cols{grid-template-columns:1fr 1fr}}
@media (max-width:640px){.mast .wrap{flex-wrap:wrap;height:auto;padding-top:10px;padding-bottom:10px;row-gap:8px}.nav{order:3;flex-basis:100%;display:flex;flex-wrap:wrap;gap:8px 16px;font-size:14px}.diagram{overflow-x:auto;-webkit-overflow-scrolling:touch}.diagram svg{width:auto;min-width:720px;max-width:none}.grid-2,.grid-3,.grid-4,.steps{grid-template-columns:1fr}.vertical{grid-template-columns:1fr;gap:10px}.hero{padding:56px 0 40px}.section,.band{padding:52px 0}.site-footer .cols{grid-template-columns:1fr}}
@media (prefers-reduced-motion:reduce){html{scroll-behavior:auto}.btn,.btn:hover{transition:none;transform:none}}