:root{
  --bg:#fbfaf7; --surface:#ffffff; --ink:#14232b; --muted:#51616a; --line:#e3e1db;
  --brand:#0f5e63; --brand-ink:#ffffff; --brand-soft:#e6f1f0; --accent:#b3541e; --ok:#2f7a3d; --no:#a33a2b;
  --radius:12px; --max:1120px;
  font-family: system-ui,-apple-system,"Segoe UI",Roboto,"Noto Sans","Helvetica Neue",Arial,sans-serif;
}
@media (prefers-color-scheme:dark){
  :root{--bg:#0f1719;--surface:#152125;--ink:#e8eeef;--muted:#a7b6bb;--line:#26363b;--brand:#5fb7b4;--brand-ink:#08201f;--brand-soft:#16302f;--accent:#e2925f;--ok:#7cc48a;--no:#e98b7c}
}
*{box-sizing:border-box}
html{scroll-behavior:smooth;scroll-padding-top:72px}
body{margin:0;background:var(--bg);color:var(--ink);line-height:1.6;font-size:17px}
img,svg{max-width:100%}
a{color:var(--brand)}
a:focus-visible,button:focus-visible,input:focus-visible,select:focus-visible,textarea:focus-visible{outline:3px solid var(--accent);outline-offset:2px}
.wrap{max-width:var(--max);margin:0 auto;padding:0 20px}
.skip{position:absolute;left:-999px;top:8px;background:var(--brand);color:var(--brand-ink);padding:8px 12px;border-radius:8px;z-index:100}
.skip:focus{left:8px}
h1,h2,h3{line-height:1.2;margin:0 0 .5em}
h1{font-size:clamp(2rem,4.5vw,3.1rem);letter-spacing:-.02em}
h2{font-size:clamp(1.55rem,3vw,2.1rem);letter-spacing:-.01em}
h3{font-size:1.12rem}
p{margin:0 0 1em}
.lead{font-size:1.18rem;color:var(--muted);max-width:44em}
.eyebrow{font-size:.8rem;font-weight:700;letter-spacing:.08em;text-transform:uppercase;color:var(--brand);margin-bottom:.6em}

/* header */
header.site{position:sticky;top:0;z-index:50;background:color-mix(in srgb,var(--bg) 92%,transparent);backdrop-filter:blur(8px);border-bottom:1px solid var(--line)}
.bar{display:flex;align-items:center;justify-content:space-between;height:64px;gap:16px}
.logo{display:flex;align-items:center;gap:10px;font-weight:800;font-size:1.15rem;color:var(--ink);text-decoration:none}
.logo svg{width:28px;height:28px}
nav.main ul{list-style:none;display:flex;gap:4px;margin:0;padding:0}
nav.main a{color:var(--ink);text-decoration:none;padding:8px 10px;border-radius:8px;font-size:.95rem}
nav.main a:hover{background:var(--brand-soft)}
.nav-cta{display:none}
@media (max-width:980px){.nav-cta{display:block}.nav-cta a{font-weight:700;color:var(--brand)!important}}
.btn{display:inline-block;background:var(--brand);color:var(--brand-ink);text-decoration:none;font-weight:700;padding:12px 20px;border-radius:10px;border:0;font-size:1rem;cursor:pointer}
.btn:hover{filter:brightness(1.08)}
.btn.ghost{background:transparent;color:var(--brand);border:1.5px solid var(--brand)}
.menu-btn{display:none;background:none;border:1px solid var(--line);color:var(--ink);border-radius:8px;padding:8px 12px;font-size:1rem}
@media (max-width:980px){
  .menu-btn{display:block}
  nav.main{display:none;position:absolute;left:0;right:0;top:64px;background:var(--surface);border-bottom:1px solid var(--line)}
  nav.main.open{display:block}
  nav.main ul{flex-direction:column;padding:8px 12px 16px}
  .bar .cta{display:none}
}

/* sections */
section{padding:72px 0;border-bottom:1px solid var(--line)}
.hero{padding:88px 0 72px}
.hero .actions{display:flex;flex-wrap:wrap;gap:12px;margin-top:24px}
.hero h1 em{font-style:italic;color:var(--brand)}
.note{font-size:.92rem;color:var(--muted)}
.grid{display:grid;gap:20px}
.g2{grid-template-columns:1fr}
@media (min-width:760px){.g2{grid-template-columns:repeat(2,1fr)}}
.g3{grid-template-columns:repeat(auto-fit,minmax(260px,1fr))}
.g4{grid-template-columns:repeat(auto-fit,minmax(220px,1fr))}
.card{background:var(--surface);border:1px solid var(--line);border-radius:var(--radius);padding:22px}
.card ul{margin:.4em 0 0;padding-left:1.2em}
.card li{margin:.3em 0}
.step{position:relative;padding-top:52px}
.step .n{position:absolute;top:18px;left:22px;width:28px;height:28px;border-radius:50%;background:var(--brand);color:var(--brand-ink);display:grid;place-items:center;font-weight:800;font-size:.9rem}
.icon{width:36px;height:36px;color:var(--brand);margin-bottom:10px}

/* table */
.table-wrap{overflow-x:auto;border:1px solid var(--line);border-radius:var(--radius);background:var(--surface)}
table{border-collapse:collapse;width:100%;min-width:640px;font-size:.96rem}
th,td{text-align:left;padding:12px 14px;border-bottom:1px solid var(--line);vertical-align:top}
thead th{background:var(--brand-soft);font-weight:700}
tbody tr:last-child td{border-bottom:0}
td.ct{font-weight:600}
.y{color:var(--ok);font-weight:700}.n{color:var(--no);font-weight:700}

/* callout */
.callout{border-left:4px solid var(--accent);background:var(--surface);padding:14px 18px;border-radius:0 var(--radius) var(--radius) 0;margin-top:20px}

/* diagram */
.diagram{background:var(--surface);border:1px solid var(--line);border-radius:var(--radius);padding:20px;margin:24px 0}
.diagram text{fill:var(--ink);font-family:inherit}
.diagram .box{fill:var(--brand-soft);stroke:var(--brand);stroke-width:1.5}
.diagram .arrow{stroke:var(--muted);stroke-width:2;fill:none}
.diagram .sub{fill:var(--muted);font-size:13px}

/* team */
.team .card{display:flex;gap:16px;align-items:flex-start}
.avatar{flex:0 0 56px;height:56px;border-radius:50%;background:var(--brand);color:var(--brand-ink);display:grid;place-items:center;font-weight:800;letter-spacing:.04em}
.team h3{margin:0}
.team .role{color:var(--muted);font-size:.95rem;margin:2px 0 8px}
.li{display:inline-flex;align-items:center;gap:6px;font-size:.92rem}
.li svg{width:18px;height:18px}

/* faq */
details{background:var(--surface);border:1px solid var(--line);border-radius:var(--radius);padding:16px 20px;margin-bottom:10px}
summary{cursor:pointer;font-weight:700}
details p{margin:.8em 0 0;color:var(--muted)}

/* form */
form .row{display:grid;gap:14px;grid-template-columns:repeat(auto-fit,minmax(240px,1fr))}
label{display:block;font-weight:600;font-size:.95rem;margin-bottom:4px}
input,select,textarea{width:100%;padding:11px 12px;border:1px solid var(--line);border-radius:8px;background:var(--surface);color:var(--ink);font:inherit}
textarea{min-height:120px}
.check{display:flex;gap:10px;align-items:flex-start;margin:16px 0}
.check input{width:auto;margin-top:5px}
.hp{position:absolute;left:-5000px}
#form-status{margin-top:12px;font-weight:600}

/* footer */
footer.site{padding:48px 0;font-size:.95rem;color:var(--muted)}
footer.site .cols{display:grid;gap:24px;grid-template-columns:repeat(auto-fit,minmax(200px,1fr))}
footer.site h3{color:var(--ink);font-size:1rem}
footer.site ul{list-style:none;padding:0;margin:0}
footer.site li{margin:.35em 0}
footer.site .disc{border-top:1px solid var(--line);margin-top:28px;padding-top:20px;font-size:.88rem}

/* legal pages */
.doc{max-width:780px;padding:56px 20px}
.doc h2{font-size:1.3rem;margin-top:1.6em}
.draft{background:#fff4e0;color:#5c3b00;border:1px solid #f0c98a;padding:10px 14px;border-radius:8px;font-weight:600}
@media (prefers-color-scheme:dark){.draft{background:#3a2a10;color:#f5d9a8;border-color:#6b4c1c}}