/* Simuraytics Software LLC - site styles
   Edit colors and type in the :root block below. No external fonts: headings use
   Bahnschrift (installed with Windows 10/11) or DIN Alternate (macOS), with system fallbacks. */

:root {
  /* Brand colors */
  --navy-900: #0c1e30;   /* hero, footer, logo tile */
  --navy-800: #13304a;
  --navy-700: #1d4466;
  --ink: #13283d;        /* body text on light backgrounds */
  --slate: #4a5d70;      /* secondary text */
  --teal-700: #08595d;   /* button hover */
  --teal-600: #0a6e73;   /* links and buttons on light backgrounds */
  --teal-300: #5bc8c2;   /* accents on navy */
  --teal-100: #d7efee;
  --mist-on-navy: #a9bdcc; /* secondary text on navy */
  --amber: #e3b456;      /* used only for the P70 marker in the hero drawing */
  --paper: #fbfbf9;      /* page background */
  --mist: #eef2f3;       /* alternate section background */
  --white: #ffffff;
  --line: #d4dde2;
  --line-strong: #b7c5cd;

  /* Type */
  --font-display: Bahnschrift, "DIN Alternate", "Barlow", "Segoe UI", system-ui, -apple-system, sans-serif;
  --font-body: "Segoe UI", system-ui, -apple-system, "Helvetica Neue", Arial, sans-serif;
  --font-code: ui-monospace, "Cascadia Mono", Consolas, "SFMono-Regular", Menlo, monospace;

  --step--1: 0.9375rem;  /* 15px */
  --step-0: 1.125rem;    /* 18px body */
  --step-1: 1.3125rem;   /* 21px lead */
  --step-2: 1.5rem;      /* 24px h3 */
  --step-3: clamp(2rem, 1.55rem + 1.6vw, 2.625rem);     /* h2 */
  --step-4: clamp(2.375rem, 1.4rem + 3.6vw, 4.5rem);    /* h1 */

  /* Layout */
  --container: 76rem;
  --gutter: clamp(1rem, 4vw, 2.5rem);
  --section-pad: clamp(4rem, 8vw, 7.5rem);
  --header-h: 4.5rem;
  --radius-sm: 4px;
  --radius: 8px;
  --focus: 3px solid var(--teal-600);
}

/* ---------- Base ---------- */
*, *::before, *::after { box-sizing: border-box; }

html {
  -webkit-text-size-adjust: 100%;
  text-size-adjust: 100%;
  scroll-padding-top: calc(var(--header-h) + 1rem);
}

@media (prefers-reduced-motion: no-preference) {
  html { scroll-behavior: smooth; }
}

body {
  margin: 0;
  background: var(--paper);
  color: var(--ink);
  font-family: var(--font-body);
  font-size: var(--step-0);
  line-height: 1.6;
  text-rendering: optimizeLegibility;
}

img, svg { display: block; max-width: 100%; height: auto; }

h1, h2, h3, h4 {
  font-family: var(--font-display);
  font-weight: 600;
  line-height: 1.15;
  letter-spacing: -0.005em;
  margin: 0 0 0.5em;
  color: var(--navy-900);
}

h2 { font-size: var(--step-3); }
h3 { font-size: var(--step-2); }
h4 { font-size: var(--step-0); }

p, ul, ol, dl, figure { margin: 0 0 1rem; }

a {
  color: var(--teal-600);
  text-decoration-thickness: 1px;
  text-underline-offset: 0.18em;
}
a:hover { color: var(--teal-700); text-decoration-thickness: 2px; }

:focus-visible { outline: var(--focus); outline-offset: 3px; border-radius: 2px; }

code { font-family: var(--font-code); font-size: 0.92em; }

.visually-hidden {
  position: absolute !important;
  width: 1px; height: 1px;
  padding: 0; margin: -1px;
  overflow: hidden; clip: rect(0 0 0 0);
  white-space: nowrap; border: 0;
}

.skip-link {
  position: absolute;
  left: 1rem; top: -4rem;
  z-index: 100;
  padding: 0.75rem 1rem;
  background: var(--navy-900);
  color: var(--white);
  font-weight: 600;
  border-radius: var(--radius-sm);
  text-decoration: none;
}
.skip-link:focus { top: 1rem; color: var(--white); outline-color: var(--teal-300); }

.container {
  width: 100%;
  max-width: calc(var(--container) + 2 * var(--gutter));
  margin-inline: auto;
  padding-inline: var(--gutter);
}

/* ---------- Buttons ---------- */
.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 0.5rem;
  min-height: 2.875rem;
  padding: 0.65rem 1.25rem;
  border: 2px solid transparent;
  border-radius: var(--radius-sm);
  font-family: var(--font-display);
  font-weight: 600;
  font-size: 1.0625rem;
  line-height: 1.2;
  letter-spacing: 0.01em;
  text-decoration: none;
  cursor: pointer;
}
.btn:hover { text-decoration: none; }

.btn--primary { background: var(--teal-600); color: var(--white); }
.btn--primary:hover { background: var(--teal-700); color: var(--white); }

.btn--outline { border-color: var(--teal-600); color: var(--teal-600); background: transparent; }
.btn--outline:hover { background: var(--teal-100); color: var(--teal-700); }

/* Buttons on the navy hero */
.on-dark .btn--primary { background: var(--teal-300); color: var(--navy-900); }
.on-dark .btn--primary:hover { background: #7fd7d2; color: var(--navy-900); }
.on-dark .btn--outline { border-color: rgba(255, 255, 255, 0.55); color: var(--white); }
.on-dark .btn--outline:hover { background: rgba(255, 255, 255, 0.08); border-color: var(--white); color: var(--white); }
.on-dark :focus-visible { outline-color: var(--teal-300); }

.btn--sm { min-height: 2.5rem; padding: 0.45rem 1rem; font-size: 1rem; }

/* ---------- Header ---------- */
.site-header {
  position: sticky;
  top: 0;
  z-index: 50;
  background: rgba(251, 251, 249, 0.97);
  border-bottom: 1px solid var(--line);
}

.header-inner {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 1.5rem;
  min-height: var(--header-h);
}

.brand { display: inline-flex; flex: none; border-radius: var(--radius-sm); }
.brand img { width: 11rem; height: auto; }

.site-nav { display: flex; align-items: center; gap: 1.75rem; }

.nav-list {
  display: flex;
  gap: 1.75rem;
  list-style: none;
  margin: 0;
  padding: 0;
}

.nav-list a {
  display: inline-block;
  padding: 0.5rem 0;
  color: var(--ink);
  font-weight: 500;
  font-size: 1rem;
  text-decoration: none;
  border-bottom: 2px solid transparent;
}
.nav-list a:hover { color: var(--teal-600); border-bottom-color: var(--teal-600); }

.nav-toggle {
  display: none;
  align-items: center;
  gap: 0.5rem;
  min-height: 2.75rem;
  padding: 0.5rem 0.85rem;
  background: transparent;
  color: var(--navy-900);
  border: 1px solid var(--line-strong);
  border-radius: var(--radius-sm);
  font: 600 1rem/1 var(--font-display);
  cursor: pointer;
}
.nav-toggle svg { width: 1.25rem; height: 1.25rem; }
.nav-toggle .icon-close { display: none; }
.nav-open .nav-toggle .icon-open { display: none; }
.nav-open .nav-toggle .icon-close { display: block; }

/* Small screens with JavaScript: the menu becomes a disclosure panel */
@media (max-width: 59.99rem) {
  .js .nav-toggle { display: inline-flex; }

  .js .site-nav {
    display: none;
    position: absolute;
    left: 0; right: 0; top: 100%;
    flex-direction: column;
    align-items: stretch;
    gap: 0;
    padding: 0.5rem var(--gutter) 1.25rem;
    background: var(--paper);
    border-bottom: 1px solid var(--line);
    box-shadow: 0 12px 24px -16px rgba(12, 30, 48, 0.35);
  }
  .js.nav-open .site-nav { display: flex; }

  .js .nav-list { flex-direction: column; gap: 0; }
  .js .nav-list a {
    display: block;
    padding: 0.85rem 0;
    font-size: 1.0625rem;
    border-bottom: 1px solid var(--line);
  }
  .js .nav-list a:hover { border-bottom-color: var(--line); }
  .js .site-nav .btn { margin-top: 1rem; min-height: 2.875rem; }

  /* Without JavaScript: links stay visible and wrap under the logo */
  .no-js .header-inner { flex-wrap: wrap; padding-block: 0.75rem; }
  .no-js .site-nav { flex-wrap: wrap; gap: 0.75rem 1.25rem; }
  .no-js .nav-list { flex-wrap: wrap; gap: 0.25rem 1.25rem; }
}

/* ---------- Hero ---------- */
.hero {
  position: relative;
  background:
    linear-gradient(180deg, rgba(29, 68, 102, 0.55) 0%, rgba(12, 30, 48, 0) 70%),
    var(--navy-900);
  color: var(--white);
  overflow: hidden;
}

.hero-inner {
  display: grid;
  grid-template-columns: minmax(0, 0.85fr) minmax(0, 1fr);
  align-items: start;
  column-gap: clamp(2rem, 5vw, 5rem);
  padding-block: clamp(3rem, 6vw, 5.5rem) clamp(3.5rem, 6vw, 5.5rem);
}

.hero-title {
  font-size: var(--step-4);
  line-height: 1.04;
  letter-spacing: -0.015em;
  color: var(--white);
  grid-column: 1 / -1;
  max-width: 18em;
  margin-bottom: clamp(1.75rem, 3.5vw, 3rem);
}
.hero-title > span { display: block; }
.nowrap { white-space: nowrap; }

.hero-lead {
  max-width: 34rem;
  font-size: var(--step-1);
  line-height: 1.55;
  color: #d8e2ea;
  margin-bottom: 2rem;
}

.hero-actions { display: flex; flex-wrap: wrap; gap: 0.875rem; margin-bottom: 2.25rem; }

.hero-note {
  margin: 0;
  padding-top: 1.25rem;
  border-top: 1px solid rgba(169, 189, 204, 0.28);
  color: var(--mist-on-navy);
  font-size: var(--step--1);
  max-width: 34rem;
}

/* The illustrative drawing */
.hero-figure { position: relative; margin: 0; }

.figure-tag {
  display: inline-block;
  margin: 0 0 0.75rem;
  padding: 0.2rem 0.6rem;
  border: 1px solid rgba(169, 189, 204, 0.5);
  border-radius: 999px;
  color: var(--mist-on-navy);
  font-size: 0.875rem;
  line-height: 1.4;
}

.hero-figure__svg { width: 100%; height: auto; aspect-ratio: 640 / 440; }

.hero-figure figcaption {
  margin-top: 0.75rem;
  max-width: 36rem;
  color: var(--mist-on-navy);
  font-size: 0.9375rem;
  line-height: 1.5;
}

.hero-figure .grid line { stroke: rgba(169, 189, 204, 0.12); stroke-width: 1; }
.hero-figure .ray { stroke: var(--teal-300); stroke-opacity: 0.2; stroke-width: 1.4; }
.hero-figure .dot { fill: var(--teal-300); fill-opacity: 0.9; }
.hero-figure .bar { fill: var(--teal-300); fill-opacity: 0.78; }
.hero-figure .origin { fill: var(--white); }
.hero-figure .pct-line { stroke-width: 1.5; stroke-dasharray: 5 5; }
.hero-figure .pct-line--p50 { stroke: rgba(255, 255, 255, 0.7); }
.hero-figure .pct-line--p70 { stroke: var(--amber); }
.hero-figure .lbl { fill: var(--mist-on-navy); font-family: var(--font-body); font-size: 16px; }
.hero-figure .lbl--end { text-anchor: end; }
.hero-figure .lbl--pct { fill: var(--white); font-family: var(--font-display); font-weight: 600; font-size: 17px; }
.hero-figure .lbl--p70 { fill: var(--amber); }

/* One page-load moment: the outcomes fan out from the estimate, then the bars fill in. */
@media (prefers-reduced-motion: no-preference) {
  .js .hero-figure .ray {
    stroke-dasharray: 1;
    animation: ray-draw 1.1s cubic-bezier(.2, .7, .2, 1) both;
  }
  .js .hero-figure .ray:nth-child(4n+2) { animation-delay: 80ms; }
  .js .hero-figure .ray:nth-child(4n+3) { animation-delay: 160ms; }
  .js .hero-figure .ray:nth-child(4n+4) { animation-delay: 240ms; }
  .js .hero-figure .dot { animation: fade-in 0.5s ease-out 0.9s both; }
  .js .hero-figure .bar {
    transform-box: fill-box;
    transform-origin: left center;
    animation: bar-grow 0.7s cubic-bezier(.2, .7, .2, 1) 1s both;
  }
  .js .hero-figure .pct, .js .hero-figure .labels { animation: fade-in 0.6s ease-out 1.4s both; }
}

@keyframes ray-draw { from { stroke-dashoffset: 1; } to { stroke-dashoffset: 0; } }
@keyframes fade-in { from { opacity: 0; } to { opacity: 1; } }
@keyframes bar-grow { from { transform: scaleX(0); } to { transform: scaleX(1); } }

/* ---------- Sections ---------- */
.section { padding-block: var(--section-pad); }
.section--alt { background: var(--mist); }
.section--white { background: var(--white); }

.section-head { max-width: 46rem; margin-bottom: clamp(2.25rem, 4vw, 3.5rem); }
.section-head h2 { margin-bottom: 0.75rem; }

.lead { font-size: var(--step-1); line-height: 1.55; color: var(--slate); margin: 0; }

/* ---------- Products ---------- */
.product-grid {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: clamp(1.25rem, 3vw, 2.25rem);
}

.product {
  display: flex;
  flex-direction: column;
  background: var(--white);
  border: 1px solid var(--line);
  border-top: 4px solid var(--navy-900);
  border-radius: var(--radius-sm);
  padding: clamp(1.5rem, 3vw, 2.5rem);
}

.product-title { margin-bottom: 1.25rem; }
.product-name {
  display: block;
  font-size: clamp(2.25rem, 1.8rem + 1.5vw, 2.875rem);
  line-height: 1;
  letter-spacing: 0.01em;
  color: var(--navy-900);
}
.product-fullname {
  display: block;
  margin-top: 0.5rem;
  font-size: var(--step-0);
  font-weight: 500;
  letter-spacing: 0;
  color: var(--slate);
}

/* Product visuals: what each product looks like in use, described rather than screenshotted */
.product-visual {
  min-height: 7.5rem;
  margin: 0 0 1.5rem;
  padding: 1rem 1.125rem;
  background: var(--mist);
  border-radius: var(--radius-sm);
  display: flex;
  flex-direction: column;
  justify-content: center;
}
.product-visual figcaption { margin-top: 0.75rem; font-size: 0.875rem; color: var(--slate); }

.workflow {
  display: grid;
  grid-template-columns: repeat(4, minmax(0, 1fr));
  gap: 0.375rem;
  list-style: none;
  margin: 0;
  padding: 0;
  counter-reset: stage;
}
.workflow li {
  position: relative;
  padding: 0.55rem 0.6rem 0.6rem;
  background: var(--white);
  border: 1px solid var(--line);
  border-radius: 3px;
  font-family: var(--font-display);
  font-weight: 600;
  font-size: 0.875rem;
  line-height: 1.25;
  color: var(--navy-900);
  counter-increment: stage;
}
.workflow li::before {
  content: counter(stage);
  display: block;
  margin-bottom: 0.25rem;
  color: var(--teal-600);
  font-size: 0.8125rem;
}

.formula {
  display: flex;
  align-items: stretch;
  border: 1px solid var(--line-strong);
  border-radius: 3px;
  background: var(--white);
  overflow: hidden;
  font-family: var(--font-code);
  font-size: 0.9375rem;
}
.formula__fx {
  flex: none;
  padding: 0.6rem 0.7rem;
  border-right: 1px solid var(--line);
  color: var(--slate);
  font-style: italic;
}
.formula code { padding: 0.6rem 0.8rem; color: var(--navy-900); overflow-wrap: anywhere; }

.product-desc { margin-bottom: 1.25rem; }

.product-subhead {
  font-size: 1rem;
  color: var(--slate);
  font-weight: 600;
  margin-bottom: 0.5rem;
}

.checklist { list-style: none; padding: 0; margin: 0 0 1.5rem; }
.checklist li {
  position: relative;
  padding: 0.6rem 0 0.6rem 1.75rem;
  border-top: 1px solid var(--line);
  font-size: 1.0625rem;
  line-height: 1.5;
}
.checklist li:last-child { border-bottom: 1px solid var(--line); }
.checklist li::before {
  content: "";
  position: absolute;
  left: 0.15rem;
  top: 1.15rem;
  width: 0.75rem;
  height: 2px;
  background: var(--teal-600);
}

.facts { margin: 0 0 1.75rem; }
.facts div { padding: 0.15rem 0 0.85rem; }
.facts dt {
  font-family: var(--font-display);
  font-weight: 600;
  font-size: 0.9375rem;
  color: var(--navy-900);
}
.facts dd { margin: 0.15rem 0 0; font-size: 1.0625rem; line-height: 1.5; }

.product-cta {
  margin-top: auto;
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  gap: 0.5rem 1rem;
}
.product-url { color: var(--slate); font-size: var(--step--1); overflow-wrap: anywhere; }

.choose {
  margin-top: clamp(2rem, 4vw, 3rem);
  padding: clamp(1.5rem, 3vw, 2.25rem);
  border: 1px solid var(--line);
  border-left: 4px solid var(--teal-600);
  border-radius: var(--radius-sm);
  background: var(--white);
}
.choose h3 { margin-bottom: 1rem; }
.choose-grid {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 1rem 2.5rem;
}
.choose-grid p { margin: 0; font-size: var(--step-1); line-height: 1.45; color: var(--ink); }
.choose-grid strong { font-family: var(--font-display); font-weight: 600; color: var(--navy-900); }
.choose-note { margin: 1.25rem 0 0; color: var(--slate); font-size: 1rem; }

/* ---------- Approach ---------- */
.stations {
  list-style: none;
  margin: 0 0 clamp(2.5rem, 5vw, 3.5rem);
  padding: 0;
  display: grid;
  grid-template-columns: repeat(4, minmax(0, 1fr));
  gap: 2rem;
  position: relative;
}
/* A line with tick marks: the four ideas follow the order an analysis does. */
.stations::before {
  content: "";
  position: absolute;
  left: 0; right: 0; top: 0.4rem;
  height: 2px;
  background: var(--line-strong);
}
.station { position: relative; padding-top: 2rem; }
.station::before {
  content: "";
  position: absolute;
  left: 0; top: 0;
  width: 0.9rem; height: 0.9rem;
  border-radius: 50%;
  background: var(--mist);
  border: 3px solid var(--teal-600);
}
.station h3 { font-size: 1.3125rem; line-height: 1.25; margin-bottom: 0.6rem; }
.station p { margin: 0; font-size: 1.0625rem; color: var(--ink); }

.caveat {
  max-width: 46rem;
  margin: 0 0 1rem;
  padding: 1.25rem 1.5rem;
  background: var(--white);
  border-left: 4px solid var(--navy-900);
  font-size: var(--step-1);
  line-height: 1.5;
  color: var(--navy-900);
}
.approach-note { max-width: 46rem; margin: 0; color: var(--slate); font-size: 1rem; }

/* ---------- About ---------- */
.about-grid {
  display: grid;
  grid-template-columns: minmax(0, 0.9fr) minmax(0, 1.6fr);
  gap: clamp(2rem, 6vw, 6rem);
  align-items: start;
}
.about-intro h2 { margin-bottom: 1rem; }


.monogram {
  display: grid;
  place-items: center;
  aspect-ratio: 1;
  background: var(--navy-900);
  border-radius: var(--radius);
  color: var(--white);
  font-family: var(--font-display);
  font-weight: 600;
  width: min(100%, 13rem);
  margin-top: clamp(1.75rem, 4vw, 2.75rem);
  font-size: 3.5rem;
  letter-spacing: 0.06em;
  line-height: 1;
  position: relative;
}
.monogram::after {
  content: "";
  position: absolute;
  left: 22%; right: 22%; bottom: 24%;
  height: 3px;
  background: var(--teal-300);
}

.founder-name { font-size: clamp(1.75rem, 1.5rem + 1vw, 2.125rem); margin-bottom: 0.25rem; }
.founder-role {
  margin-bottom: 1.25rem;
  font-family: var(--font-display);
  font-weight: 600;
  font-size: 1.125rem;
  color: var(--teal-600);
}
.founder > p { max-width: 40rem; }

/* Profile set out like a drawing's title block */
.titleblock {
  display: grid;
  grid-template-columns: minmax(8.5rem, auto) minmax(0, 1fr);
  max-width: 44rem;
  margin: 1.75rem 0 0;
  border: 1px solid var(--line-strong);
  border-radius: 2px;
  background: var(--white);
  font-size: 1rem;
}
.titleblock dt, .titleblock dd {
  margin: 0;
  padding: 0.7rem 0.9rem;
  border-bottom: 1px solid var(--line);
}
.titleblock dt {
  border-right: 1px solid var(--line);
  font-family: var(--font-display);
  font-weight: 600;
  font-size: 0.9375rem;
  color: var(--slate);
}
.titleblock dt:nth-last-of-type(1), .titleblock dd:last-of-type { border-bottom: 0; }

/* ---------- Contact ---------- */
.contact-grid {
  display: grid;
  grid-template-columns: minmax(0, 1fr) minmax(0, 1.15fr);
  gap: clamp(2rem, 6vw, 6rem);
  align-items: start;
}
.contact-grid h2 { margin-bottom: 1rem; }

.contact-panel {
  background: var(--white);
  border: 1px solid var(--line);
  border-radius: var(--radius-sm);
  padding: clamp(1.5rem, 3vw, 2.25rem);
}
.contact-panel .contact-label {
  margin: 0 0 0.25rem;
  font-family: var(--font-display);
  font-weight: 600;
  font-size: 0.9375rem;
  color: var(--slate);
}
.contact-panel .contact-email {
  margin: 0 0 1.5rem;
  font-family: var(--font-display);
  font-weight: 600;
  font-size: clamp(1.3125rem, 1.05rem + 1.1vw, 1.875rem);
  line-height: 1.25;
  overflow-wrap: anywhere;
}
.contact-email a { color: var(--navy-900); text-decoration-color: var(--teal-600); text-decoration-thickness: 2px; }
.contact-email a:hover { color: var(--teal-600); }
.contact-panel p { font-size: 1.0625rem; }
.contact-links { list-style: none; margin: 0; padding: 0; }
.contact-links li { padding: 0.65rem 0; border-top: 1px solid var(--line); }
.contact-links li:last-child { border-bottom: 1px solid var(--line); }
.contact-links a { font-weight: 600; }
.contact-links span { display: block; color: var(--slate); font-size: var(--step--1); }

/* ---------- Footer ---------- */
.site-footer {
  background: var(--navy-900);
  color: var(--mist-on-navy);
  font-size: 1rem;
  padding-block: clamp(3rem, 6vw, 4.5rem) 2rem;
}
.site-footer a { color: var(--white); }
.site-footer a:hover { color: var(--teal-300); }
.site-footer :focus-visible { outline-color: var(--teal-300); }

.footer-grid {
  display: grid;
  grid-template-columns: minmax(0, 1.4fr) minmax(0, 1fr) minmax(0, 1fr);
  gap: 2rem 3rem;
  padding-bottom: 2.5rem;
  background: linear-gradient(rgba(169, 189, 204, 0.22), rgba(169, 189, 204, 0.22)) no-repeat center bottom / calc(100% - 2 * var(--gutter)) 1px;
}
.footer-brand img { width: 12.5rem; margin-bottom: 1rem; }
.footer-brand p { margin: 0; max-width: 22rem; }

.footer-head {
  margin: 0 0 0.75rem;
  font-size: 1rem;
  color: var(--white);
}
.footer-list { list-style: none; margin: 0; padding: 0; }
.footer-list li { margin-bottom: 0.25rem; }
.footer-list a { display: inline-block; padding: 0.3rem 0; text-decoration: none; }
.footer-list a:hover { text-decoration: underline; }

.footer-legal {
  display: grid;
  grid-template-columns: minmax(0, 1fr) auto;
  gap: 1rem 3rem;
  padding-top: 1.75rem;
  font-size: 0.875rem;
  line-height: 1.55;
}
.footer-legal p { margin: 0; max-width: 46rem; }
.footer-legal .copyright { white-space: nowrap; }

/* ---------- Text pages (privacy, 404) ---------- */
.page-head {
  background: var(--navy-900);
  color: var(--white);
  padding-block: clamp(2.75rem, 6vw, 4.5rem);
}
.page-head h1 { color: var(--white); font-size: clamp(2.25rem, 1.7rem + 2vw, 3.25rem); margin-bottom: 0.5rem; }
.page-head p { margin: 0; color: var(--mist-on-navy); }

.prose { max-width: 44rem; padding-block: clamp(2.5rem, 6vw, 4.5rem); }
.prose h2 { font-size: clamp(1.5rem, 1.3rem + 0.8vw, 1.875rem); margin-top: 2.25rem; }
.prose h2:first-child { margin-top: 0; }
.prose ul { padding-left: 1.25rem; }
.prose li { margin-bottom: 0.4rem; }

.notfound-links { list-style: none; padding: 0; display: flex; flex-wrap: wrap; gap: 0.75rem; }

/* ---------- Responsive ---------- */
@media (max-width: 71.99rem) {
  .stations { grid-template-columns: repeat(2, minmax(0, 1fr)); row-gap: 2.75rem; }
  .stations::before { display: none; }
  .station { padding-top: 0; padding-left: 2rem; }
  .station::before { top: 0.3rem; }
  .about-grid { grid-template-columns: minmax(0, 1fr); }
  .about-intro { max-width: 46rem; display: grid; grid-template-columns: auto minmax(0, 1fr); column-gap: 2rem; align-items: start; }
  .about-intro .monogram { grid-row: 1 / span 2; grid-column: 1; margin-top: 0; width: 9rem; font-size: 2.5rem; }
  .about-intro h2, .about-intro .lead { grid-column: 2; }
}

@media (max-width: 59.99rem) {
  .hero-inner { grid-template-columns: minmax(0, 1fr); }
  .hero-figure { max-width: 40rem; margin-top: 2.75rem; }
  .product-grid { grid-template-columns: minmax(0, 1fr); }
  .choose-grid { grid-template-columns: minmax(0, 1fr); }
  .contact-grid { grid-template-columns: minmax(0, 1fr); }
  .footer-grid { grid-template-columns: minmax(0, 1fr) minmax(0, 1fr); }
  .footer-brand { grid-column: 1 / -1; }
  .footer-legal { grid-template-columns: minmax(0, 1fr); }
}

@media (max-width: 39.99rem) {
  :root { --header-h: 4rem; }
  body { font-size: 1.0625rem; }
  .brand img { width: 9.5rem; }
  .hero-actions .btn { flex: 1 1 100%; }
  .nowrap { white-space: normal; }
  .stations { grid-template-columns: minmax(0, 1fr); row-gap: 2rem; }
  .stations::before {
    display: block;
    left: 0.4rem; right: auto; top: 0.5rem; bottom: 0.5rem;
    width: 2px; height: auto;
  }
  .workflow { grid-template-columns: repeat(2, minmax(0, 1fr)); }
  .about-intro { display: block; }
  .about-intro .monogram { width: 6.5rem; font-size: 2rem; margin: 0 0 1.5rem; }
  .formula { font-size: 0.8125rem; }
  .hero-figure .lbl { font-size: 25px; }
  .hero-figure .lbl--pct { font-size: 25px; }
  .titleblock { grid-template-columns: minmax(0, 1fr); }
  .titleblock dt { border-right: 0; border-bottom: 0; padding-bottom: 0; }
  .titleblock dd { padding-top: 0.2rem; }
  .product-cta .btn { flex: 1 1 100%; }
  .footer-grid { grid-template-columns: minmax(0, 1fr); }
}

@media (prefers-reduced-motion: reduce) {
  *, *::before, *::after {
    animation-duration: 0.01ms !important;
    animation-iteration-count: 1 !important;
    transition-duration: 0.01ms !important;
    scroll-behavior: auto !important;
  }
}

@media print {
  .site-header, .skip-link, .hero-figure { display: none; }
  .hero { background: none; color: #000; }
  .hero-title, .hero-lead, .hero-note { color: #000; }
}