:root {
  --bg: #F8FAFC;
  --surface: #FFFFFF;
  --ink: #0F172A;
  --ink-2: #334155;
  --muted: #64748B;
  --line: #E2E8F0;
  --navy: #213145;
  --navy-2: #2B3D57;
  --blue: #1D4ED8;
  --blue-soft: #EFF4FF;
  --green: #047857;
  --green-soft: #ECFDF5;
  --red: #B91C1C;
  --red-soft: #FEF2F2;
  --amber-soft: #FEFCE8;
  --mono: "JetBrains Mono", ui-monospace, SFMono-Regular, Menlo, monospace;
  --sans: "Inter", system-ui, -apple-system, "Segoe UI", sans-serif;
  --radius: 12px;
  --wrap: 1080px;
}

* { box-sizing: border-box; }
html { scroll-behavior: smooth; }
body {
  margin: 0;
  background: var(--bg);
  color: var(--ink);
  font-family: var(--sans);
  font-size: 17px;
  line-height: 1.65;
  -webkit-font-smoothing: antialiased;
}
img, svg { max-width: 100%; height: auto; display: block; }
a { color: var(--blue); text-decoration: none; }
a:hover { text-decoration: underline; }
.wrap { max-width: var(--wrap); margin: 0 auto; padding: 0 24px; }

/* ---------- top bar ---------- */
.top {
  position: sticky; top: 0; z-index: 10;
  background: rgba(33, 49, 69, .96);
  backdrop-filter: blur(6px);
  color: #E2E8F0;
}
.top .wrap { display: flex; align-items: center; justify-content: space-between; height: 56px; }
.brand { display: flex; align-items: center; gap: 10px; font-weight: 700; letter-spacing: .04em; color: #fff; }
.brand .logo {
  width: 28px; height: 28px; border-radius: 7px; background: var(--blue);
  display: grid; place-items: center; font-size: 15px;
}
.top nav { display: flex; gap: 22px; font-size: 14px; }
.top nav a { color: #CBD5E1; }
.top nav a:hover { color: #fff; text-decoration: none; }

/* ---------- hero ---------- */
.hero { background: var(--navy); color: #E2E8F0; padding: 72px 0 64px; }
.eyebrow {
  font-family: var(--mono); font-size: 12px; letter-spacing: .14em;
  text-transform: uppercase; color: #93B4FF;
}
.hero h1 { color: #fff; font-size: clamp(32px, 5vw, 52px); line-height: 1.1; margin: 14px 0 18px; letter-spacing: -.02em; }
.hero .lede { font-size: 19px; color: #CBD5E1; max-width: 760px; margin: 0; }
.hero .who { margin-top: 26px; font-size: 15px; color: #A9B6C8; }
.hero .who strong { color: #fff; }
.btns { display: flex; flex-wrap: wrap; gap: 12px; margin-top: 28px; }
.btn {
  display: inline-flex; align-items: center; gap: 8px; padding: 10px 18px;
  border-radius: 8px; font-size: 15px; font-weight: 600; border: 1px solid transparent;
}
.btn:hover { text-decoration: none; }
.btn.primary { background: var(--blue); color: #fff; }
.btn.primary:hover { background: #1E40AF; }
.btn.ghost { border-color: #4B5E78; color: #E2E8F0; }
.btn.ghost:hover { border-color: #93B4FF; }

.kpis {
  display: grid; grid-template-columns: repeat(auto-fit, minmax(190px, 1fr));
  gap: 14px; margin-top: 44px;
}
.kpi { background: var(--navy-2); border: 1px solid #34475F; border-radius: var(--radius); padding: 16px 18px; }
.kpi .v { font-family: var(--mono); font-size: 28px; font-weight: 700; color: #fff; letter-spacing: -.02em; }
.kpi .l { font-size: 13px; color: #A9B6C8; line-height: 1.45; margin-top: 4px; }

/* ---------- sections ---------- */
section .eyebrow { color: var(--blue); }
section { padding: 72px 0; border-bottom: 1px solid var(--line); }
section:last-of-type { border-bottom: 0; }
h2 { font-size: clamp(26px, 3.4vw, 34px); line-height: 1.2; margin: 8px 0 18px; letter-spacing: -.015em; }
h3 { font-size: 20px; margin: 34px 0 10px; }
p { margin: 0 0 16px; color: var(--ink-2); }
.narrow { max-width: 760px; }
.small { font-size: 14px; color: var(--muted); }
.mono { font-family: var(--mono); }

.card {
  background: var(--surface); border: 1px solid var(--line);
  border-radius: var(--radius); padding: 24px;
}
.grid2 { display: grid; grid-template-columns: repeat(auto-fit, minmax(300px, 1fr)); gap: 20px; }
.grid3 { display: grid; grid-template-columns: repeat(auto-fit, minmax(240px, 1fr)); gap: 16px; }

.callout { border-radius: var(--radius); padding: 18px 22px; margin: 22px 0; }
.callout p:last-child { margin: 0; }
.callout.info { background: var(--blue-soft); }
.callout.warn { background: var(--amber-soft); }

.question {
  font-size: 22px; line-height: 1.45; font-weight: 600; color: var(--ink);
  border-left: 4px solid var(--blue); padding: 6px 0 6px 20px; margin: 26px 0;
}

/* pipeline */
.flow { display: grid; grid-template-columns: repeat(auto-fit, minmax(128px, 1fr)); gap: 10px; margin: 26px 0 8px; }
.step {
  background: var(--surface); border: 1px solid var(--line);
  border-radius: 10px; padding: 14px; position: relative;
}
.step .n { font-family: var(--mono); font-size: 11px; color: var(--blue); letter-spacing: .1em; }
.step .t { font-weight: 600; font-size: 15px; margin: 4px 0 4px; }
.step .d { font-size: 13px; color: var(--muted); line-height: 1.5; }

/* tables */
.tbl { width: 100%; border-collapse: collapse; font-size: 15px; background: var(--surface); }
.tbl th, .tbl td { padding: 10px 14px; border-bottom: 1px solid var(--line); text-align: left; vertical-align: top; }
.tbl th { font-size: 12px; text-transform: uppercase; letter-spacing: .06em; color: var(--muted); background: #F1F5F9; font-weight: 600; }
.tbl td.num { font-family: var(--mono); white-space: nowrap; }
.tblwrap { overflow-x: auto; border: 1px solid var(--line); border-radius: var(--radius); }
.pass, .fail {
  display: inline-block; font-family: var(--mono); font-size: 12px; font-weight: 600;
  padding: 2px 8px; border-radius: 5px;
}
.pass { background: var(--green-soft); color: var(--green); }
.fail { background: var(--red-soft); color: var(--red); }

figure { margin: 26px 0; }
figure.card { padding: 22px; }
figcaption { font-size: 14px; color: var(--muted); margin-top: 12px; line-height: 1.5; }
.shot { border-radius: 10px; border: 1px solid var(--line); box-shadow: 0 8px 30px rgba(15, 23, 42, .08); }

ul.clean { padding-left: 20px; margin: 0 0 16px; color: var(--ink-2); }
ul.clean li { margin: 6px 0; }

.tags { display: flex; flex-wrap: wrap; gap: 8px; }
.tag {
  font-family: var(--mono); font-size: 13px; padding: 4px 10px; border-radius: 6px;
  background: var(--surface); border: 1px solid var(--line); color: var(--ink-2);
}

footer { background: var(--navy); color: #A9B6C8; padding: 40px 0; font-size: 14px; }
footer a { color: #E2E8F0; }
footer .wrap { display: flex; flex-wrap: wrap; justify-content: space-between; gap: 16px; }

@media (max-width: 720px) {
  body { font-size: 16px; }
  .wrap { padding: 0 16px; }
  .top nav { display: none; }
  .hero { padding: 48px 0 44px; }
  section { padding: 52px 0; }
  .question { font-size: 19px; }
}

/* charts stay legible on phones: scroll sideways instead of shrinking */
.chart { overflow-x: auto; }
.chart img { min-width: 600px; }