:root{
  --slate:#1F2D34; --slate-2:#2A3B43; --teal:#26B8A0; --teal-text:#17A38B; --teal-dark:#3FD1B8;
  --muted:#5B6B73; --muted-dark:#8FA3AC; --offwhite:#F4F8F8; --page:#EEF2F3; --white:#fff;
  --line:#D9E2E5; --radius:16px; --max:1120px;
}
*{box-sizing:border-box}
html{scroll-behavior:smooth}
body{margin:0;font-family:Manrope,"Segoe UI",Arial,sans-serif;color:var(--slate);background:var(--offwhite);line-height:1.6;-webkit-font-smoothing:antialiased}
h1,h2,h3{font-family:Sora,"Segoe UI",Arial,sans-serif;letter-spacing:-.03em;line-height:1.15;margin:0}
a{color:inherit}
.wrap{max-width:var(--max);margin:0 auto;padding:0 24px}
.eyebrow{font-weight:800;font-size:.78rem;letter-spacing:.24em;text-transform:uppercase;color:var(--teal-text);margin:0 0 14px}
.dark .eyebrow{color:var(--teal-dark)}

/* header */
header.site{position:sticky;top:0;z-index:10;background:rgba(31,45,52,.92);backdrop-filter:blur(10px);border-bottom:1px solid rgba(255,255,255,.08)}
header.site .wrap{display:flex;align-items:center;justify-content:space-between;height:68px}
.brand{display:flex;align-items:center;gap:12px;text-decoration:none;color:var(--offwhite)}
.brand img{width:36px;height:36px}
.brand span{font-family:Sora,sans-serif;font-weight:700;font-size:1.35rem;letter-spacing:-.03em}
.brand b{color:var(--teal-dark);font-weight:700}
nav ul{display:flex;gap:28px;list-style:none;margin:0;padding:0;align-items:center}
nav a{text-decoration:none;color:var(--muted-dark);font-weight:700;font-size:.92rem;transition:color .15s}
nav a:hover{color:var(--offwhite)}
.btn{display:inline-block;padding:13px 24px;border-radius:999px;font-weight:800;font-size:.95rem;text-decoration:none;transition:transform .15s,background .15s}
.btn-primary{background:var(--teal);color:var(--slate)}
.btn-primary:hover{background:var(--teal-dark);transform:translateY(-1px)}
.btn-ghost{border:1.5px solid rgba(255,255,255,.28);color:var(--offwhite)}
.btn-ghost:hover{border-color:var(--teal-dark);color:var(--teal-dark)}
nav .btn{padding:9px 18px;font-size:.85rem;color:var(--slate)}
nav a.btn:hover{color:var(--slate)}

/* hero */
.hero{background:var(--slate);color:var(--offwhite);position:relative;overflow:hidden;padding:104px 0 120px}
.hero::after{content:"";position:absolute;right:-140px;top:50%;width:560px;height:240px;border-radius:120px;transform:translateY(-50%) rotate(-45deg);background:linear-gradient(90deg,var(--teal) 50%,var(--offwhite) 50%);opacity:.1}
.hero .wrap{position:relative;z-index:1}
.hero h1{font-size:clamp(2.4rem,5.6vw,4.2rem);max-width:15ch;font-weight:700}
.hero h1 em{font-style:normal;color:var(--teal-dark)}
.hero p.lede{font-size:1.2rem;color:var(--muted-dark);max-width:56ch;margin:26px 0 38px}
.hero .cta{display:flex;gap:14px;flex-wrap:wrap}

/* sections */
section{padding:96px 0}
section h2{font-size:clamp(1.8rem,3.4vw,2.6rem);font-weight:700;max-width:22ch}
section .intro{color:var(--muted);font-size:1.1rem;max-width:60ch;margin:18px 0 0}
.dark{background:var(--slate);color:var(--offwhite)}
.dark .intro{color:var(--muted-dark)}
.alt{background:var(--page)}

.grid{display:grid;gap:22px;margin-top:52px}
.grid.cols-3{grid-template-columns:repeat(3,1fr)}
.grid.cols-2{grid-template-columns:repeat(2,1fr)}
.card{background:var(--white);border:1px solid var(--line);border-radius:var(--radius);padding:30px}
.card h3{font-size:1.2rem;margin:16px 0 10px;font-weight:700}
.card p{margin:0;color:var(--muted);font-size:.98rem}
.icon{width:44px;height:44px;border-radius:12px;background:var(--slate);display:grid;place-items:center}
.icon svg{width:22px;height:22px;stroke:var(--teal-dark);fill:none;stroke-width:1.8;stroke-linecap:round;stroke-linejoin:round}

/* workflow */
.steps{display:grid;grid-template-columns:repeat(3,1fr);gap:22px;margin-top:52px;counter-reset:s}
.step{border:1px solid rgba(255,255,255,.14);border-radius:var(--radius);padding:30px;background:var(--slate-2);position:relative}
.step::before{counter-increment:s;content:"0" counter(s);font-family:Sora,sans-serif;font-weight:700;color:var(--teal-dark);font-size:.9rem;letter-spacing:.1em}
.step h3{font-size:1.25rem;margin:12px 0 10px}
.step p{margin:0;color:var(--muted-dark);font-size:.98rem}
.step small{display:inline-block;margin-top:16px;font-weight:800;font-size:.72rem;letter-spacing:.2em;text-transform:uppercase;color:var(--teal-dark)}

/* stack */
.pillars{display:grid;grid-template-columns:repeat(4,1fr);gap:0;margin-top:48px;border:1px solid var(--line);border-radius:var(--radius);overflow:hidden;background:var(--white)}
.pillar{padding:26px;border-right:1px solid var(--line)}
.pillar:last-child{border-right:0}
.pillar strong{font-family:Sora,sans-serif;display:block;font-size:1.05rem;margin-bottom:6px}
.pillar span{color:var(--muted);font-size:.92rem}

/* about + contact */
.split{display:grid;grid-template-columns:1.1fr .9fr;gap:64px;align-items:start}
.facts{list-style:none;margin:0;padding:0;display:grid;gap:14px}
.facts li{padding:18px 22px;border-left:3px solid var(--teal);background:var(--white);border-radius:0 12px 12px 0;font-weight:600}
.facts li span{display:block;color:var(--muted);font-weight:500;font-size:.92rem;margin-top:2px}
.contact{text-align:center}
.contact h2{margin:0 auto}
.contact .intro{margin:18px auto 34px}

footer{background:#18242a;color:var(--muted-dark);padding:40px 0;font-size:.9rem}
footer .wrap{display:flex;justify-content:space-between;align-items:center;gap:20px;flex-wrap:wrap}
footer .brand span{font-size:1.1rem}
footer .brand img{width:28px;height:28px}

@media (max-width:900px){
  .grid.cols-3,.steps{grid-template-columns:1fr}
  .grid.cols-2,.split{grid-template-columns:1fr;gap:36px}
  .pillars{grid-template-columns:1fr 1fr}
  .pillar:nth-child(2){border-right:0}
  .pillar:nth-child(-n+2){border-bottom:1px solid var(--line)}
  nav li:not(:last-child){display:none}
  section{padding:68px 0}
  .hero{padding:72px 0 84px}
}

/* buttons on light backgrounds */
.btn-dark{background:var(--slate);color:var(--offwhite)}
.btn-dark:hover{background:var(--slate-2);transform:translateY(-1px)}
.cta-row{margin:34px 0 0}

/* link cards */
a.link-card{text-decoration:none;color:inherit;display:block;transition:transform .15s,border-color .15s,box-shadow .15s}
a.link-card:hover{transform:translateY(-2px);border-color:var(--teal);box-shadow:0 8px 24px rgba(31,45,52,.08)}
.more{display:inline-block;margin-top:16px;font-weight:800;font-size:.85rem;color:var(--teal-text)}
.more::after{content:" \2192"}

/* faq */
.faq{margin-top:44px;max-width:820px;display:grid;gap:12px}
.faq details{background:var(--white);border:1px solid var(--line);border-radius:12px;padding:0 22px}
.faq summary{cursor:pointer;list-style:none;padding:18px 28px 18px 0;font-weight:800;position:relative}
.faq summary::-webkit-details-marker{display:none}
.faq summary::after{content:"+";position:absolute;right:0;top:50%;transform:translateY(-50%);font-size:1.4rem;font-weight:600;color:var(--teal-text)}
.faq details[open] summary::after{content:"\2212"}
.faq details p{margin:0 0 20px;color:var(--muted)}
.faq a,.facts a,.intro a{color:var(--teal-text);font-weight:700}
a:focus-visible,summary:focus-visible,.btn:focus-visible{outline:3px solid var(--teal);outline-offset:3px;border-radius:6px}

/* manual */
.manual-head{background:var(--slate);color:var(--offwhite);padding:56px 0 52px}
.manual-head h1{font-size:clamp(2rem,4vw,3rem);font-weight:700}
.manual-head p{color:var(--muted-dark);max-width:60ch;margin:14px 0 0;font-size:1.05rem}
.manual{display:grid;grid-template-columns:240px 1fr;gap:56px;padding:56px 24px 96px;max-width:var(--max);margin:0 auto}
.toc{position:sticky;top:92px;align-self:start}
.toc strong{display:block;font-size:.75rem;letter-spacing:.2em;text-transform:uppercase;color:var(--muted);margin-bottom:12px}
.toc a{display:block;text-decoration:none;padding:8px 0 8px 14px;border-left:2px solid var(--line);color:var(--muted);font-weight:700;font-size:.93rem}
.toc a:hover{color:var(--slate);border-left-color:var(--teal)}
.doc{min-width:0;max-width:760px}
.doc section{padding:0 0 56px;scroll-margin-top:92px}
.doc h2{font-size:1.9rem;max-width:none;margin-bottom:16px}
.doc h3{font-size:1.2rem;margin:30px 0 10px}
.doc p,.doc li{color:#31434b}
.doc ol,.doc ul{padding-left:22px}
.doc li{margin:6px 0}
.doc code{font-family:ui-monospace,Menlo,Consolas,monospace;font-size:.88em;background:var(--page);padding:2px 6px;border-radius:5px}
.doc pre{background:var(--slate);color:var(--offwhite);padding:18px 20px;border-radius:12px;overflow-x:auto;font-size:.85rem;line-height:1.55}
.doc pre code{background:none;padding:0;color:inherit}
.doc table{width:100%;border-collapse:collapse;margin:16px 0;font-size:.93rem}
.doc th,.doc td{text-align:left;padding:10px 12px;border-bottom:1px solid var(--line);vertical-align:top}
.doc th{font-size:.78rem;letter-spacing:.12em;text-transform:uppercase;color:var(--muted)}
.note{border-left:3px solid var(--teal);background:var(--white);padding:14px 18px;border-radius:0 12px 12px 0;margin:20px 0}
.note p{margin:0}
.draft{display:inline-block;margin-bottom:14px;padding:4px 12px;border-radius:999px;background:rgba(63,209,184,.16);color:var(--teal-dark);font-weight:800;font-size:.72rem;letter-spacing:.18em;text-transform:uppercase}
@media (max-width:900px){
  .manual{grid-template-columns:1fr;gap:28px;padding-top:36px}
  .toc{position:static;display:flex;flex-wrap:wrap;gap:8px}
  .toc strong{width:100%;margin-bottom:4px}
  .toc a{border:1px solid var(--line);border-radius:999px;padding:6px 14px;background:var(--white)}
}