:root{
  --bg:#fff; --soft:#f6f8f7; --ink:#111418; --text:#4a5057; --muted:#868d94;
  --line:#e6e9ea; --line-2:#f0f2f3;
  --accent:#2e6e62; --accent-d:#245a50; --accent-soft:#e7f0ee;
  --mono:"SFMono-Regular",ui-monospace,Menlo,Consolas,"Liberation Mono",monospace;
  color-scheme:light;
}
*{box-sizing:border-box;margin:0;padding:0}
html{scroll-behavior:smooth;scroll-padding-top:5.5rem;-webkit-text-size-adjust:100%}
body{background:var(--bg);color:var(--text);font-family:Inter,-apple-system,BlinkMacSystemFont,"Segoe UI",Helvetica,Arial,sans-serif;font-size:1rem;line-height:1.68;-webkit-font-smoothing:antialiased}
a{color:inherit;text-decoration:none}
.wrap{max-width:1120px;margin:0 auto;padding:0 1.75rem}
.narrow{max-width:46rem}

/* header */
header{position:sticky;top:0;z-index:30;background:rgba(255,255,255,.94);backdrop-filter:blur(10px);border-bottom:1px solid var(--line)}
header .wrap{display:flex;align-items:center;justify-content:space-between;height:4.25rem;gap:1.5rem}
.brand{font-weight:600;font-size:1.02rem;color:var(--ink);letter-spacing:-.01em;flex:none}
.nav{display:flex;gap:1.15rem;align-items:center;font-size:.865rem;white-space:nowrap;overflow-x:auto;scrollbar-width:none}
.nav::-webkit-scrollbar{display:none}
.nav a{color:var(--text);padding:.15rem 0;border-bottom:1px solid transparent}
.nav a:hover{color:var(--ink)}
.nav a[aria-current]{color:var(--ink);font-weight:500;border-bottom-color:var(--accent)}
.btn{display:inline-block;background:var(--accent);color:#fff!important;padding:.7rem 1.2rem;border-radius:8px;font-weight:500;font-size:.94rem;line-height:1.3;transition:background .2s}
.btn:hover{background:var(--accent-d)}
.btn.sm{padding:.5rem .9rem;font-size:.85rem;flex:none}
.btn.ghost{background:transparent;color:var(--ink)!important;border:1px solid var(--line)}
.btn.ghost:hover{background:var(--soft)}
.link{color:var(--accent);font-weight:500}
.link:hover{color:var(--accent-d)}

/* type */
.hero{padding:5rem 0 3.5rem}
.hero.big{padding:7rem 0 5rem}
.eyebrow{color:var(--accent);font-weight:600;font-size:.775rem;letter-spacing:.1em;text-transform:uppercase;margin-bottom:1rem}
h1{color:var(--ink);font-weight:600;font-size:clamp(2.2rem,4.6vw,3.3rem);line-height:1.1;letter-spacing:-.028em;margin-bottom:1.25rem;max-width:20ch}
h1.wide{max-width:26ch}
.lead{font-size:1.16rem;line-height:1.6;max-width:38rem}
.lead+.lead{margin-top:1rem}
section{padding:4.25rem 0;border-top:1px solid var(--line)}
section.plain{border-top:0}
h2{color:var(--ink);font-weight:600;font-size:clamp(1.5rem,2.6vw,1.95rem);line-height:1.22;letter-spacing:-.022em;margin-bottom:.9rem;max-width:28ch}
h3{color:var(--ink);font-weight:600;font-size:1.03rem;margin-bottom:.4rem}
h4{color:var(--ink);font-weight:600;font-size:.93rem;margin-bottom:.3rem}
p{max-width:42rem}
p+p{margin-top:1rem}
.sub{font-size:1.04rem}
.small{font-size:.93rem}
.note{font-size:.86rem;color:var(--muted);margin-top:1.25rem}
strong{color:var(--ink);font-weight:600}
.actions{display:flex;gap:1.25rem;align-items:center;flex-wrap:wrap;margin-top:2rem}

/* callout */
.callout{background:var(--soft);border-left:2px solid var(--accent);border-radius:0 10px 10px 0;padding:1.5rem 1.75rem;margin:2rem 0;max-width:44rem}
.callout p{color:var(--ink);font-size:1.08rem;max-width:38rem}
.callout .k{color:var(--accent);font-size:.75rem;font-weight:600;letter-spacing:.1em;text-transform:uppercase;margin-bottom:.5rem}

/* grids */
.cols{display:grid;grid-template-columns:repeat(3,1fr);gap:2.25rem;margin-top:2.75rem}
.cols.two{grid-template-columns:repeat(2,1fr)}
.cols.four{grid-template-columns:repeat(4,1fr);gap:1.75rem}
.cols p{font-size:.94rem}
.n{color:var(--accent);font-weight:600;font-size:.82rem;margin-bottom:.7rem}

/* bordered cards */
.cards{display:grid;grid-template-columns:repeat(3,1fr);gap:1rem;margin-top:2.75rem}
.cards.two{grid-template-columns:repeat(2,1fr)}
.card{border:1px solid var(--line);border-radius:12px;padding:1.4rem 1.5rem}
.card p{font-size:.93rem}
.card .k{color:var(--muted);font-size:.75rem;font-weight:600;letter-spacing:.09em;text-transform:uppercase;margin-bottom:.6rem}
a.card{display:block;transition:border-color .2s,background .2s}
a.card:hover{border-color:#cfd6d4;background:var(--soft)}
a.card h3::after{content:" →";color:var(--accent);font-weight:400}

/* row list */
.rows{list-style:none;margin-top:2.5rem;border-top:1px solid var(--line);max-width:52rem}
.rows>li{display:grid;grid-template-columns:3.25rem 1fr;gap:1rem;padding:1.05rem 0;border-bottom:1px solid var(--line)}
.rows>li>.n{margin:.2rem 0 0}
.rows h3{margin-bottom:.12rem}
.rows p{font-size:.93rem}
.rows.plain>li{grid-template-columns:1fr}

/* definition rows */
.defs{list-style:none;margin-top:2.25rem;max-width:50rem}
.defs>li{display:grid;grid-template-columns:13rem 1fr;gap:1.5rem;padding:1.05rem 0;border-bottom:1px solid var(--line)}
.defs>li:first-child{border-top:1px solid var(--line)}
.defs dt,.defs .t{color:var(--ink);font-weight:600;font-size:.95rem}
.defs p{font-size:.93rem}

/* stats */
.stats{display:grid;grid-template-columns:repeat(4,1fr);gap:1rem;margin-top:2.5rem}
.stat{background:var(--soft);border-radius:12px;padding:1.35rem}
.stat b{display:block;color:var(--ink);font-weight:600;font-size:1.9rem;letter-spacing:-.03em;line-height:1.1;margin-bottom:.35rem}
.stat span{font-size:.88rem}

/* tags */
.tag{display:inline-block;font-size:.72rem;font-weight:600;letter-spacing:.05em;text-transform:uppercase;padding:.28rem .6rem;border-radius:999px;white-space:nowrap}
.tag.done{background:var(--accent-soft);color:var(--accent-d)}
.tag.now{background:var(--soft);color:var(--text)}
.tag.next{border:1px solid var(--line);color:var(--muted)}
.tag.hyp{background:#fdf6e9;color:#8a6413}

/* timeline / kanban */
.tl{list-style:none;margin-top:2.5rem;display:grid;grid-template-columns:repeat(2,1fr);gap:0 3rem}
.tl li{display:grid;grid-template-columns:1fr auto;gap:1rem;align-items:start;padding:1rem 0;border-bottom:1px solid var(--line)}
.tl h3{font-size:.98rem;margin-bottom:.15rem}
.tl p{font-size:.89rem}
.lanes{display:grid;grid-template-columns:repeat(4,1fr);gap:1rem;margin-top:2.5rem}
.lane{border:1px solid var(--line);border-radius:12px;padding:1.35rem 1.4rem}
.lane>.tag{margin-bottom:1rem}
.lane h3{font-size:1rem;margin-bottom:.5rem}
.lane ul{list-style:none;font-size:.9rem}
.lane ul li{padding:.3rem 0 .3rem .9rem;position:relative}
.lane ul li::before{content:"";position:absolute;left:0;top:.85rem;width:4px;height:4px;border-radius:50%;background:#c8d0ce}
.lane p{font-size:.9rem}
.lane+.lane{}

/* pipeline */
.flow{display:flex;flex-wrap:wrap;align-items:center;gap:.5rem;margin-top:2.25rem}
.flow .s{border:1px solid var(--line);border-radius:8px;padding:.55rem .9rem;font-size:.85rem;color:var(--ink);background:#fff;font-family:var(--mono)}
.flow .s.hl{border-color:var(--accent);background:var(--accent-soft);color:var(--accent-d)}
.flow .a{color:var(--muted);font-size:.9rem}
figure{margin:2.5rem 0 0}
figure svg{width:100%;height:auto;display:block}
figcaption{font-size:.85rem;color:var(--muted);margin-top:1rem}
.diagram{border:1px solid var(--line);border-radius:12px;padding:2rem 1.5rem;background:#fff;overflow-x:auto}

/* checklist */
.checks{list-style:none;margin-top:1.5rem;font-size:.95rem;max-width:42rem}
.checks li{padding:.35rem 0 .35rem 1.5rem;position:relative}
.checks li::before{content:"";position:absolute;left:0;top:.85rem;width:6px;height:6px;border-radius:50%;background:var(--accent);opacity:.5}
.checks.dash li::before{width:10px;height:1px;border-radius:0;top:1.05rem;opacity:.6}

/* q&a */
.qa{list-style:none;margin-top:1.5rem;max-width:44rem}
.qa li{padding:.7rem 0;border-bottom:1px solid var(--line-2);font-size:.95rem;color:var(--ink)}

/* empty state */
.empty{border:1px dashed var(--line);border-radius:12px;padding:1.5rem 1.6rem;margin-top:2rem;max-width:44rem;background:var(--soft)}
.empty p{font-size:.9rem;color:var(--muted);max-width:none}
.empty .k{color:var(--ink);font-weight:600;font-size:.9rem;margin-bottom:.35rem}

/* cta + footer */
.cta{background:var(--soft);border-top:1px solid var(--line);text-align:center;padding:5rem 0}
.cta h2,.cta p{margin-left:auto;margin-right:auto}
.cta p{margin-bottom:1.75rem}
.pagenav{display:flex;justify-content:space-between;gap:1rem;flex-wrap:wrap;padding:2.5rem 0;border-top:1px solid var(--line);font-size:.92rem}
.pagenav .k{display:block;color:var(--muted);font-size:.75rem;letter-spacing:.09em;text-transform:uppercase;margin-bottom:.25rem}
.pagenav a{color:var(--ink);font-weight:500}
.pagenav a:hover{color:var(--accent)}
footer{border-top:1px solid var(--line);padding:3rem 0 3.5rem;font-size:.87rem;color:var(--muted)}
.fgrid{display:grid;grid-template-columns:1.4fr 1fr 1fr 1fr;gap:2rem;margin-bottom:2.5rem}
.fgrid h4{font-size:.78rem;letter-spacing:.09em;text-transform:uppercase;color:var(--muted);font-weight:600;margin-bottom:.75rem}
.fgrid ul{list-style:none}
.fgrid li{padding:.18rem 0}
.fgrid a:hover{color:var(--ink)}
.fbrand{color:var(--ink);font-weight:600;font-size:1rem;margin-bottom:.5rem}
.fbot{display:flex;justify-content:space-between;flex-wrap:wrap;gap:.75rem;padding-top:1.75rem;border-top:1px solid var(--line)}

@media(max-width:960px){
  .cols,.cols.two,.cols.four,.cards,.cards.two,.stats,.lanes,.tl{grid-template-columns:1fr;gap:1.5rem}
  .tl{gap:0}
  .stats{gap:.75rem}
  .fgrid{grid-template-columns:1fr 1fr;gap:1.75rem}
  .defs>li{grid-template-columns:1fr;gap:.25rem}
  section{padding:3.25rem 0}
  .hero,.hero.big{padding:3.25rem 0 2.5rem}
  .nav{display:none}
  .wrap{padding:0 1.25rem}
}