:root {
  --ground: #F4F6FA;
  --surface: #FFFFFF;
  --surface-2: #EEF2F7;
  --navy: #12293F;
  --navy-deep: #0B1B2A;
  --copper: #A8642C;
  --cream: #FAF8F5;
  --logo-bg: #12293F;
  --logo-fg: #FAF8F5;
  --logo-est: #8EA0B0;
  --navy-ink: #0A1A2F;
  --steel: #235E9B;
  --steel-soft: #4E86BE;
  --steel-hover: #17456F;
  --on-steel: #FFFFFF;
  --ink: #101F33;
  --muted: #56687E;
  --line: #DCE3EC;
  --line-strong: #C2CEDC;
  --on-navy: #E8EFF7;
  --on-navy-muted: #9FB6CE;
  --maxw: 1140px;
  --serif: "Source Serif 4", Georgia, "Times New Roman", serif;
  --sans: "IBM Plex Sans", -apple-system, BlinkMacSystemFont, "Segoe UI", Helvetica, Arial, sans-serif;
  --mono: "IBM Plex Mono", ui-monospace, SFMono-Regular, Menlo, monospace;
}
@media (prefers-color-scheme: dark) {
  :root:not([data-theme="light"]) {
    --ground: #071120;
    --surface: #0D1E30;
    --surface-2: #102539;
    --navy: #0E2338;
    --navy-deep: #07121D;
    --copper: #C8823F;
    --cream: #FAF8F5;
    --logo-bg: #FAF8F5;
    --logo-fg: #12293F;
    --logo-est: #6B7A88;
    --navy-ink: #DCE7F2;
    --steel: #74A9DB;
    --steel-soft: #5B8FC2;
    --steel-hover: #9BC6EC;
    --on-steel: #061320;
    --ink: #E4ECF4;
    --muted: #94A8BE;
    --line: #1C3149;
    --line-strong: #27415E;
    --on-navy: #E4EDF6;
    --on-navy-muted: #94AEC9;
  }
}
:root[data-theme="dark"] {
  --ground: #071120;
  --surface: #0D1E30;
  --surface-2: #102539;
  --navy: #0E2338;
  --navy-deep: #07121D;
  --copper: #C8823F;
  --cream: #FAF8F5;
  --logo-bg: #FAF8F5;
  --logo-fg: #12293F;
  --logo-est: #6B7A88;
  --navy-ink: #DCE7F2;
  --steel: #74A9DB;
  --steel-soft: #5B8FC2;
  --steel-hover: #9BC6EC;
  --on-steel: #061320;
  --ink: #E4ECF4;
  --muted: #94A8BE;
  --line: #1C3149;
  --line-strong: #27415E;
  --on-navy: #E4EDF6;
  --on-navy-muted: #94AEC9;
}

* { box-sizing: border-box; }
body {
  margin: 0;
  background: var(--ground);
  color: var(--ink);
  font-family: var(--sans);
  font-size: 16px;
  line-height: 1.65;
  -webkit-font-smoothing: antialiased;
}
a { color: var(--steel); text-decoration: none; }
a:hover { text-decoration: underline; }
:focus-visible { outline: 2px solid var(--steel); outline-offset: 3px; border-radius: 2px; }
h1, h2, h3 { font-family: var(--serif); font-weight: 600; text-wrap: balance; margin: 0; line-height: 1.18; letter-spacing: -0.01em; }
h1 { font-size: clamp(2rem, 4.6vw, 3.1rem); }
h2 { font-size: clamp(1.55rem, 2.8vw, 2.15rem); }
h3 { font-size: 1.1rem; }
p { margin: 0; }
img, svg { max-width: 100%; }

.wrap { width: 100%; max-width: var(--maxw); margin-inline: auto; padding-inline: 24px; }
.eyebrow {
  font-family: var(--mono); font-size: 0.7rem; letter-spacing: 0.16em;
  text-transform: uppercase; color: var(--steel); margin: 0 0 14px;
}
.lede { font-size: 1.08rem; color: var(--muted); max-width: 65ch; }

/* ---------- Header ---------- */
.utility {
  background: var(--navy-deep); color: var(--on-navy-muted);
  font-family: var(--mono); font-size: 0.72rem; letter-spacing: 0.02em;
}
.utility .wrap { display: flex; flex-wrap: wrap; gap: 6px 22px; padding-block: 7px; align-items: center; }
.utility a { color: var(--on-navy-muted); }
.utility b { color: var(--on-navy); font-weight: 500; }

header.site {
  position: sticky; top: 0; z-index: 40;
  background: var(--surface); border-bottom: 1px solid var(--line);
}
header.site .wrap { display: flex; align-items: center; gap: 20px; padding-block: 14px; }
.brand { display: flex; align-items: center; gap: 12px; color: var(--ink); text-decoration: none; margin-right: auto; }
.brand:hover { text-decoration: none; }
.logomark {
  flex: none; width: 46px; height: 46px; background: var(--logo-bg);
  display: flex; flex-direction: column; align-items: center; justify-content: center; gap: 4px;
}
.logomark .wb {
  font-family: var(--serif); font-weight: 600; color: var(--logo-fg);
  font-size: 18px; line-height: 1; letter-spacing: 0.01em;
}
.logomark .rule { width: 20px; height: 2px; background: var(--copper); }
.logomark .est {
  font-family: var(--sans); font-size: 6px; line-height: 1; font-weight: 500;
  letter-spacing: 0.26em; text-indent: 0.26em; color: var(--logo-est);
}
.logomark.is-invert { background: var(--cream); }
.logomark.is-invert .wb { color: #12293F; }
.logomark.is-invert .est { color: #6B7A88; }
.logomark.is-lg { width: 62px; height: 62px; gap: 5px; }
.logomark.is-lg .wb { font-size: 24px; }
.logomark.is-lg .rule { width: 27px; }
.logomark.is-lg .est { font-size: 7px; }

.brand .word { font-family: var(--serif); font-size: 1.3rem; font-weight: 600; line-height: 1.08; color: var(--ink); }
.brand .tagline {
  display: block; font-family: var(--sans); font-size: 0.56rem; font-weight: 500;
  letter-spacing: 0.2em; text-transform: uppercase; color: var(--muted); margin-top: 3px;
}
nav.main { display: flex; align-items: center; gap: 4px; }
nav.main a {
  color: var(--ink); font-size: 0.88rem; font-weight: 500;
  padding: 8px 11px; border-radius: 4px;
}
nav.main a:hover { background: var(--surface-2); text-decoration: none; }
nav.main a[aria-current="page"] { color: var(--steel); box-shadow: inset 0 -2px 0 var(--steel); border-radius: 0; }
.btn {
  display: inline-block; font-family: var(--sans); font-size: 0.88rem; font-weight: 500;
  padding: 11px 20px; border-radius: 3px; border: 1px solid transparent; cursor: pointer;
}
.btn-primary { background: var(--steel); color: var(--on-steel); }
.btn-primary:hover { background: var(--steel-hover); color: var(--on-steel); text-decoration: none; }

.cat.prod-row { display: grid; grid-template-columns: 240px 1fr; gap: 30px; align-items: start; padding: 30px 28px; }
.cat.prod-row h3 { font-family: var(--sans); font-size: 1.12rem; font-weight: 600; }
@media (max-width: 680px) { .cat.prod-row { grid-template-columns: 1fr; gap: 18px; } }

.panel.stage-row { display: grid; grid-template-columns: 150px 1fr 220px; gap: 24px; padding: 26px; border: 0; }
.stage-row .num { font-family: var(--mono); font-size: 0.72rem; color: var(--steel); letter-spacing: 0.12em; }
.stage-row p { color: var(--muted); font-size: 0.94rem; }
.stage-row .out { font-family: var(--mono); font-size: 0.7rem; letter-spacing: 0.04em; }
@media (max-width: 820px) { .stage-row { grid-template-columns: 1fr; gap: 12px; } }
.btn-ghost { border-color: var(--on-navy-muted); color: var(--on-navy); }
.btn-ghost:hover { background: rgba(255,255,255,0.08); text-decoration: none; color: var(--on-navy); }
.btn-outline { border-color: var(--line-strong); color: var(--ink); background: transparent; }
.btn-outline:hover { border-color: var(--steel); color: var(--steel); text-decoration: none; }
.navtoggle { display: none; background: transparent; border: 1px solid var(--line-strong); border-radius: 3px; padding: 8px 10px; cursor: pointer; color: var(--ink); }

@media (max-width: 940px) {
  header.site .wrap { flex-wrap: wrap; }
  .navtoggle { display: block; }
  header.site .btn-primary { display: none; }
  nav.main {
    display: none; width: 100%; flex-direction: column; align-items: stretch;
    gap: 0; border-top: 1px solid var(--line); padding-top: 8px; margin-top: 4px;
  }
  nav.main.open { display: flex; }
  nav.main a { padding: 11px 4px; border-bottom: 1px solid var(--line); border-radius: 0; }
  nav.main a[aria-current="page"] { box-shadow: none; }
}

/* ---------- Sections ---------- */
main { display: block; }
.band { padding-block: clamp(48px, 6vw, 76px); }
.band + .band { border-top: 1px solid var(--line); }
.band-alt { background: var(--surface); border-top: 1px solid var(--line); }

.hero { background: var(--navy); color: var(--on-navy); position: relative; overflow: hidden; }
.hero .wrap { position: relative; z-index: 2; padding-block: clamp(48px, 5.5vw, 74px); }
.hero h1 { color: #fff; max-width: 17ch; }
:root[data-theme="dark"] .hero h1 { color: var(--on-navy); }
.hero .lede { color: var(--on-navy-muted); margin-top: 20px; font-size: 1.05rem; max-width: 54ch; }
.hero .eyebrow { color: var(--steel-soft); }
.hero-actions { display: flex; flex-wrap: wrap; gap: 12px; margin-top: 32px; }
.b2b-chip {
  display: inline-flex; align-items: center; gap: 9px; margin-top: 30px;
  font-family: var(--mono); font-size: 0.7rem; letter-spacing: 0.1em; text-transform: uppercase;
  color: var(--on-navy-muted); border: 1px solid rgba(255,255,255,0.18);
  border-radius: 999px; padding: 7px 15px;
}
.b2b-chip .dot { width: 6px; height: 6px; border-radius: 50%; background: var(--steel-soft); flex: none; }
.statrow {
  display: grid; grid-template-columns: repeat(4, 1fr); gap: 1px; margin-top: 46px;
  background: rgba(255,255,255,0.15); border: 1px solid rgba(255,255,255,0.15);
}
.stat { background: var(--navy); padding: 20px 22px 22px; display: flex; flex-direction: column; gap: 9px; }
.stat .tick { width: 18px; height: 2px; background: var(--copper); }
.stat .k {
  font-family: var(--mono); font-size: 0.64rem; letter-spacing: 0.14em;
  text-transform: uppercase; color: var(--on-navy-muted); line-height: 1.2;
}
.stat .v { font-family: var(--serif); font-size: 1.18rem; font-weight: 600; color: var(--on-navy); line-height: 1.25; }
.stat .v small { display: block; font-family: var(--mono); font-size: 0.66rem; font-weight: 400; letter-spacing: 0.08em; color: var(--on-navy-muted); margin-top: 5px; }
@media (max-width: 820px) { .statrow { grid-template-columns: repeat(2, 1fr); } }
@media (max-width: 460px) { .statrow { grid-template-columns: 1fr; } }

.ctaband { background: var(--navy); color: var(--on-navy); }
.ctaband .wrap { display: flex; flex-wrap: wrap; align-items: center; gap: 24px; padding-block: 44px; }
.ctaband h2 { color: var(--on-navy); flex: 1 1 420px; font-size: clamp(1.4rem, 2.4vw, 1.9rem); }
.ctaband p { color: var(--on-navy-muted); flex: 1 1 320px; font-size: 0.96rem; }
.hero .btn-primary, .ctaband .btn-primary { background: var(--cream); color: #12293F; }
.hero .btn-primary:hover, .ctaband .btn-primary:hover { background: #FFFFFF; color: #12293F; }

/* ---------- Categories ---------- */
.grid-3 { display: grid; grid-template-columns: repeat(3, 1fr); gap: 1px; background: var(--line); border: 1px solid var(--line); }
.cat {
  background: var(--surface); padding: 28px 26px 30px;
  display: flex; flex-direction: column; gap: 12px;
}
.cat .icon { color: var(--steel); }
.cat h3 { font-family: var(--sans); font-size: 1rem; font-weight: 600; letter-spacing: 0; }
.cat p { color: var(--muted); font-size: 0.92rem; }
.cat .tags { margin-top: auto; padding-top: 6px; font-family: var(--mono); font-size: 0.7rem; color: var(--muted); letter-spacing: 0.04em; }
@media (max-width: 900px) { .grid-3 { grid-template-columns: repeat(2, 1fr); } }
@media (max-width: 600px) { .grid-3 { grid-template-columns: 1fr; } }

/* ---------- Process rail ---------- */
.rail { display: grid; grid-template-columns: repeat(5, 1fr); gap: 20px; margin-top: 36px; }
.step { border-top: 2px solid var(--line-strong); padding-top: 16px; position: relative; }
.step.is-first { border-top-color: var(--steel); }
.step .num { font-family: var(--mono); font-size: 0.72rem; color: var(--steel); letter-spacing: 0.12em; }
.step h3 { font-family: var(--sans); font-size: 0.97rem; font-weight: 600; margin-top: 6px; }
.step p { color: var(--muted); font-size: 0.88rem; margin-top: 6px; }
@media (max-width: 900px) { .rail { grid-template-columns: repeat(2, 1fr); } }
@media (max-width: 520px) { .rail { grid-template-columns: 1fr; } }

/* ---------- Generic layout helpers ---------- */
.two-col { display: grid; grid-template-columns: 1fr 1fr; gap: 48px; align-items: start; }
.two-col.narrow-right { grid-template-columns: 1.25fr 0.75fr; }
@media (max-width: 860px) { .two-col, .two-col.narrow-right { grid-template-columns: 1fr; gap: 32px; } }
.stack { display: flex; flex-direction: column; gap: 18px; }
.stack-sm { display: flex; flex-direction: column; gap: 10px; }
.prose p { color: var(--muted); max-width: 65ch; }
.prose p + p { margin-top: 16px; }

.panel { background: var(--surface); border: 1px solid var(--line); padding: 26px 26px 28px; }
.panel h3 { font-family: var(--sans); font-size: 0.98rem; font-weight: 600; }

.deflist { display: grid; grid-template-columns: auto 1fr; gap: 10px 20px; margin: 0; font-size: 0.93rem; }
.deflist dt { font-family: var(--mono); font-size: 0.72rem; letter-spacing: 0.1em; text-transform: uppercase; color: var(--muted); padding-top: 4px; }
.deflist dd { margin: 0; color: var(--ink); }
@media (max-width: 520px) { .deflist { grid-template-columns: 1fr; gap: 2px 0; } .deflist dd { margin-bottom: 12px; } }

.terms-strip { display: grid; grid-template-columns: repeat(4, 1fr); gap: 24px; }
.term .k { font-family: var(--mono); font-size: 0.7rem; letter-spacing: 0.12em; text-transform: uppercase; color: var(--muted); }
.term .v { font-family: var(--serif); font-size: 1.02rem; margin-top: 6px; }
.term .n { color: var(--muted); font-size: 0.85rem; margin-top: 4px; }
@media (max-width: 760px) { .terms-strip { grid-template-columns: repeat(2, 1fr); } }

ul.ticks { list-style: none; padding: 0; margin: 0; display: flex; flex-direction: column; gap: 11px; }
ul.ticks li { position: relative; padding-left: 26px; color: var(--muted); font-size: 0.95rem; }
ul.ticks li::before {
  content: ""; position: absolute; left: 0; top: 9px; width: 11px; height: 2px; background: var(--steel);
}

.callout {
  border-left: 3px solid var(--steel); background: var(--surface-2);
  padding: 18px 22px; font-size: 0.93rem; color: var(--muted);
}
.callout strong { color: var(--ink); font-weight: 600; }

/* ---------- Contact form ---------- */
form.enquiry { display: grid; grid-template-columns: 1fr 1fr; gap: 16px; }
form.enquiry .full { grid-column: 1 / -1; }
.field { display: flex; flex-direction: column; gap: 6px; }
.field label { font-family: var(--mono); font-size: 0.68rem; letter-spacing: 0.12em; text-transform: uppercase; color: var(--muted); }
.field input, .field select, .field textarea {
  font-family: var(--sans); font-size: 0.95rem; color: var(--ink);
  background: var(--ground); border: 1px solid var(--line-strong); border-radius: 3px;
  padding: 11px 12px; width: 100%;
}
.field textarea { min-height: 120px; resize: vertical; }
.field input:focus, .field select:focus, .field textarea:focus { border-color: var(--steel); outline: none; }
.form-note { font-size: 0.82rem; color: var(--muted); }
.form-status { font-size: 0.9rem; padding: 12px 14px; border: 1px solid var(--steel); background: var(--surface-2); }
@media (max-width: 640px) { form.enquiry { grid-template-columns: 1fr; } }

/* ---------- Legal pages ---------- */
.legal { max-width: 72ch; }
.legal h2 { font-size: 1.15rem; font-family: var(--sans); font-weight: 600; margin-top: 34px; }
.legal p, .legal li { color: var(--muted); font-size: 0.95rem; }
.legal p { margin-top: 12px; }
.legal ul { padding-left: 20px; }
.legal li { margin-top: 8px; }

/* ---------- Footer ---------- */
footer.site { background: var(--navy-deep); color: var(--on-navy-muted); padding-block: 52px 0; margin-top: 0; }
footer.site .cols { display: grid; grid-template-columns: 1.4fr 1fr 1fr 1.2fr; gap: 36px; }
footer.site h4 {
  font-family: var(--mono); font-size: 0.68rem; letter-spacing: 0.14em; text-transform: uppercase;
  color: var(--on-navy); margin: 0 0 14px; font-weight: 500;
}
footer.site a { color: var(--on-navy-muted); font-size: 0.9rem; }
footer.site a:hover { color: #fff; }
footer.site p { font-size: 0.9rem; }
footer .flinks { display: flex; flex-direction: column; gap: 9px; align-items: flex-start; }
footer .fbrand .name { font-family: var(--serif); color: var(--on-navy); font-size: 1.05rem; }
footer .legal-bar {
  margin-top: 40px; border-top: 1px solid rgba(255,255,255,0.1); padding-block: 18px 26px;
  display: flex; flex-wrap: wrap; gap: 8px 24px; justify-content: space-between;
  font-family: var(--mono); font-size: 0.7rem; letter-spacing: 0.04em;
}
@media (max-width: 860px) { footer.site .cols { grid-template-columns: 1fr 1fr; } }
@media (max-width: 520px) { footer.site .cols { grid-template-columns: 1fr; } }

[hidden] { display: none !important; }
@media (prefers-reduced-motion: reduce) { * { animation: none !important; transition: none !important; } }