/* ==========================================================================
   aXmap — site styles
   Concept: a cartographic survey sheet over a wireframe city. Ink (deep navy) + paper (warm white),
   brand blue #3399FF from the aXmap mark, survey yellow as a rare highlight.
   ========================================================================== */

:root {
  --ink: #0a1626;
  --ink-2: #0f2034;
  --ink-3: #17304b;
  --ink-line: rgba(140, 180, 230, 0.16);
  --on-ink: #e9eef5;
  --on-ink-muted: #9fb0c4;

  --paper: #f3f1ec;
  --paper-2: #e9e6de;
  --paper-line: rgba(10, 22, 38, 0.14);
  --on-paper: #0a1626;
  --on-paper-muted: #4f5d6d;

  --blue: #3399ff;          /* brand */
  --blue-ink: #1a64c4;      /* brand blue, darkened for text on paper */
  --blue-soft: rgba(51, 153, 255, 0.14);
  --signal: #f2c230;        /* survey yellow */

  /* Type system: Montserrat for headings, labels and buttons; Inter for reading text */
  --font-display: "Montserrat", "Helvetica Neue", Helvetica, Arial, sans-serif;
  --font-sans: "Inter", system-ui, -apple-system, "Segoe UI", Roboto, sans-serif;

  --wrap: 1240px;
  --gutter: clamp(16px, 4vw, 40px);
  --section-y: clamp(80px, 11vw, 160px);
  --radius: 14px;
  --ease: cubic-bezier(.2, .7, .2, 1);
}

/* ---------- Reset ---------- */
*, *::before, *::after { box-sizing: border-box; }
html { -webkit-text-size-adjust: 100%; scroll-behavior: smooth; scroll-padding-top: 72px; }
body {
  margin: 0;
  background: var(--paper);
  color: var(--on-paper);
  font-family: var(--font-sans);
  font-size: 17px;
  line-height: 1.65;
  -webkit-font-smoothing: antialiased;
  text-rendering: optimizeLegibility;
}
img { max-width: 100%; height: auto; display: block; }
a { color: inherit; }
h1, h2, h3, h4 { margin: 0; line-height: 1.12; font-weight: 700; font-family: var(--font-display); }
p { margin: 0 0 1em; }
ul, ol { margin: 0; padding: 0; list-style: none; }
button, input, select, textarea { font: inherit; color: inherit; }
::selection { background: var(--blue); color: #fff; }

:focus-visible { outline: 2px solid var(--blue); outline-offset: 3px; border-radius: 4px; }

.sr-only {
  position: absolute; 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: 16px; top: -60px; z-index: 100;
  background: var(--blue); color: #fff; padding: 10px 16px; border-radius: 8px;
  text-decoration: none; font-weight: 600; transition: top .2s;
}
.skip-link:focus { top: 12px; }

.wrap { width: 100%; max-width: var(--wrap); margin-inline: auto; padding-inline: var(--gutter); }

/* ---------- Type helpers ---------- */
.mono-label {
  font-family: var(--font-display);
  font-size: 12px;
  letter-spacing: .1em;
  text-transform: uppercase;
  font-weight: 600;
}
.display {
  font-size: clamp(30px, 4.2vw, 54px);
  font-weight: 700;
  letter-spacing: -0.02em;
  line-height: 1.1;
  text-wrap: balance;
}
.lead { font-size: clamp(18px, 1.6vw, 21px); line-height: 1.5; }
.kicker {
  display: flex; align-items: center; gap: 12px;
  font-family: var(--font-display); font-size: 12px; letter-spacing: .1em; text-transform: uppercase;
  color: var(--blue-ink); margin-bottom: 22px; font-weight: 600;
}
.kicker span {
  display: inline-grid; place-items: center; min-width: 30px; height: 22px; padding: 0 6px;
  border: 1px solid currentColor; border-radius: 99px; font-size: 11px;
}
.kicker::after { content: ""; flex: 0 1 80px; height: 1px; background: currentColor; opacity: .5; }

mark {
  background: linear-gradient(transparent 62%, rgba(242, 194, 48, .55) 62%, rgba(242, 194, 48, .55) 92%, transparent 92%);
  color: inherit; padding: 0 .04em;
}

/* ---------- Buttons ---------- */
.btn {
  display: inline-flex; align-items: center; gap: 10px;
  height: 50px; padding: 0 22px; border-radius: 99px;
  font-family: var(--font-display); font-weight: 600; font-size: 15px; text-decoration: none; white-space: nowrap;
  border: 1px solid transparent; cursor: pointer;
  transition: background-color .2s var(--ease), color .2s, border-color .2s, transform .2s var(--ease);
}
.btn span { transition: transform .2s var(--ease); }
.btn:hover span { transform: translateX(3px); }
.btn:active { transform: translateY(1px); }
.btn-sm { height: 40px; padding: 0 16px; font-size: 13px; }
.btn-primary { background: var(--blue); color: #04121f; }
.btn-primary:hover { background: #5aadff; }
.btn-ghost { border-color: rgba(233, 238, 245, .35); color: var(--on-ink); }
.btn-ghost:hover { border-color: var(--on-ink); background: rgba(255, 255, 255, .06); }

/* ==========================================================================
   Header
   ========================================================================== */
.site-header {
  position: fixed; inset: 0 0 auto 0; z-index: 50;
  color: var(--on-ink);
  transition: background-color .3s, border-color .3s, backdrop-filter .3s;
  border-bottom: 1px solid transparent;
}
.site-header.is-scrolled {
  background: rgba(10, 22, 38, .82);
  -webkit-backdrop-filter: blur(14px) saturate(140%);
  backdrop-filter: blur(14px) saturate(140%);
  border-bottom-color: var(--ink-line);
}
.header-inner { display: flex; align-items: center; justify-content: space-between; height: 72px; }

.brand { display: inline-flex; align-items: center; gap: 10px; text-decoration: none; }
.brand img { width: 34px; height: auto; }
.brand-word {
  font-family: var(--font-display); font-size: 22px; font-weight: 700; letter-spacing: -0.01em;
}
.brand-word b { color: var(--blue); font-weight: 800; }

.site-nav { display: flex; align-items: center; gap: 28px; }
.site-nav ul { display: flex; gap: 28px; }
.site-nav ul a {
  text-decoration: none; font-family: var(--font-display); font-size: 14px; font-weight: 600; color: var(--on-ink-muted);
  position: relative; padding: 6px 0; transition: color .2s;
}
.site-nav ul a::after {
  content: ""; position: absolute; left: 0; right: 0; bottom: 0; height: 1px;
  background: var(--blue); transform: scaleX(0); transform-origin: left; transition: transform .3s var(--ease);
}
.site-nav ul a:hover, .site-nav ul a[aria-current] { color: var(--on-ink); }
.site-nav ul a:hover::after, .site-nav ul a[aria-current]::after { transform: scaleX(1); }

.nav-toggle {
  display: none; width: 44px; height: 44px; border: 1px solid var(--ink-line); border-radius: 12px;
  background: transparent; cursor: pointer; place-items: center;
}
.nav-toggle-bars, .nav-toggle-bars::before, .nav-toggle-bars::after {
  display: block; width: 18px; height: 1.5px; background: var(--on-ink); border-radius: 2px;
  transition: transform .3s var(--ease), opacity .2s;
}
.nav-toggle-bars { position: relative; }
.nav-toggle-bars::before, .nav-toggle-bars::after { content: ""; position: absolute; left: 0; }
.nav-toggle-bars::before { top: -6px; }
.nav-toggle-bars::after { top: 6px; }
.nav-toggle[aria-expanded="true"] .nav-toggle-bars { background: transparent; }
.nav-toggle[aria-expanded="true"] .nav-toggle-bars::before { transform: translateY(6px) rotate(45deg); }
.nav-toggle[aria-expanded="true"] .nav-toggle-bars::after { transform: translateY(-6px) rotate(-45deg); }

@media (max-width: 860px) {
  .nav-toggle { display: grid; }
  .site-nav {
    position: fixed; inset: 72px 0 auto 0; flex-direction: column; align-items: stretch; gap: 0;
    background: rgba(10, 22, 38, .97); border-bottom: 1px solid var(--ink-line);
    padding: 8px var(--gutter) 24px;
    transform: translateY(-8px); opacity: 0; visibility: hidden;
    transition: opacity .25s, transform .25s var(--ease), visibility 0s .25s;
  }
  .site-nav.is-open { opacity: 1; transform: none; visibility: visible; transition: opacity .25s, transform .25s var(--ease); }
  .site-nav ul { flex-direction: column; gap: 0; }
  .site-nav ul a { display: block; padding: 16px 0; font-size: 20px; color: var(--on-ink); border-bottom: 1px solid var(--ink-line); }
  .site-nav ul a::after { display: none; }
  .nav-cta { margin-top: 20px; justify-content: center; height: 50px; font-size: 16px; }
  .site-header.menu-open { background: rgba(10, 22, 38, .97); }
}

/* ==========================================================================
   Hero
   ========================================================================== */
.hero {
  position: relative; isolation: isolate; overflow: hidden;
  min-height: 100vh; min-height: 100svh;
  display: flex; flex-direction: column; justify-content: flex-end;
  background: var(--ink);
  color: var(--on-ink);
  padding: 120px 0 36px;
}
.hero-bg {
  position: absolute; inset: 0; width: 100%; height: 100%; z-index: -2;
  object-fit: cover; object-position: 50% 60%;
  transform-origin: 30% 80%;
  animation: drift 40s ease-in-out infinite alternate;
}
@keyframes drift { from { transform: scale(1.02); } to { transform: scale(1.1) translate3d(-1%, -1%, 0); } }
.hero-vignette {
  position: absolute; inset: 0; z-index: -1; pointer-events: none;
  background:
    linear-gradient(90deg, rgba(10, 22, 38, .9) 0%, rgba(10, 22, 38, .62) 42%, rgba(10, 22, 38, .1) 78%),
    linear-gradient(0deg, rgba(10, 22, 38, .92) 0%, rgba(10, 22, 38, 0) 38%),
    linear-gradient(180deg, rgba(10, 22, 38, .55) 0%, rgba(10, 22, 38, 0) 22%);
}

.hero-frame { position: absolute; inset: 88px var(--gutter) 20px; pointer-events: none; }
.tick { position: absolute; width: 14px; height: 14px; border-color: rgba(159, 176, 196, .55); border-style: solid; border-width: 0; }
.tick.tl { left: 0; top: 0; border-left-width: 1px; border-top-width: 1px; }
.tick.tr { right: 0; top: 0; border-right-width: 1px; border-top-width: 1px; }
.tick.bl { left: 0; bottom: 0; border-left-width: 1px; border-bottom-width: 1px; }
.tick.br { right: 0; bottom: 0; border-right-width: 1px; border-bottom-width: 1px; }
.frame-label {
  position: absolute; top: -2px; font-family: var(--font-display); font-size: 11px; font-weight: 600; letter-spacing: .12em;
  color: var(--on-ink-muted); text-transform: uppercase;
}
.frame-label-tl { left: 24px; }
.frame-label-tr { right: 24px; font-variant-numeric: tabular-nums; }

.hero-content { position: relative; margin-bottom: clamp(40px, 7vh, 80px); }
.eyebrow {
  display: inline-flex; align-items: center; gap: 10px;
  font-family: var(--font-display); font-size: 12px; letter-spacing: .1em; text-transform: uppercase;
  color: var(--on-ink); font-weight: 600; margin-bottom: 26px;
}
.eyebrow .dot { width: 8px; height: 8px; border-radius: 50%; background: var(--blue); box-shadow: 0 0 0 4px rgba(51, 153, 255, .2); animation: pulse 2.4s ease-in-out infinite; }
@keyframes pulse { 50% { box-shadow: 0 0 0 8px rgba(51, 153, 255, 0); } }

.hero-title {
  max-width: 16ch;
  font-size: clamp(38px, min(6.2vw, 9.6vh), 88px);
  font-weight: 700;
  letter-spacing: -0.025em;
  line-height: 1.04;
  text-wrap: balance;
}
.hero-title em { font-style: normal; color: var(--blue); }
.hero-title .amp { color: var(--blue); }
.hero-lead { max-width: 54ch; margin: 26px 0 34px; font-size: clamp(17px, 1.4vw, 19px); color: #c3cfdc; line-height: 1.6; }
.hero-actions { display: flex; flex-wrap: wrap; gap: 12px; }

.hero-legend {
  position: relative; display: flex; align-items: flex-end; justify-content: space-between; gap: 32px;
  padding-top: 24px; border-top: 1px solid var(--ink-line);
}
.legend { display: flex; gap: clamp(24px, 5vw, 64px); margin: 0; }
.legend > div { display: grid; grid-template-columns: auto auto; column-gap: 10px; align-items: baseline; }
.legend dt { font-family: var(--font-display); font-size: 11px; font-weight: 600; letter-spacing: .1em; text-transform: uppercase; color: var(--on-ink-muted); }
.legend dd { margin: 0; font-family: var(--font-display); font-size: 26px; font-weight: 700; font-variant-numeric: tabular-nums; }
.legend span { grid-column: 1 / -1; font-size: 13px; color: var(--on-ink-muted); }

.scalebar { width: 200px; flex: none; }
.scalebar-bar { display: grid; grid-template-columns: 1fr 1fr 2fr 4fr; height: 6px; border: 1px solid var(--on-ink-muted); }
.scalebar-bar i:nth-child(odd) { background: var(--on-ink); }
.scalebar-labels { display: grid; grid-template-columns: 1fr 1fr 2fr 4fr; margin-top: 6px; font-family: var(--font-display); font-size: 10px; font-weight: 600; color: var(--on-ink-muted); }
.scalebar-labels span:last-child { text-align: right; }

@media (max-width: 760px) {
  .hero { padding-bottom: 28px; }
  .hero-frame { display: none; }
  .hero-vignette { background: linear-gradient(0deg, rgba(10, 22, 38, .95) 10%, rgba(10, 22, 38, .4) 70%, rgba(10, 22, 38, .2) 100%); }
  .scalebar { display: none; }
  .legend { width: 100%; justify-content: space-between; gap: 16px; }
  .legend dd { font-size: 20px; }
  .legend span { font-size: 12px; }
  .hero-actions .btn { flex: 1 1 auto; justify-content: center; }
}

/* ==========================================================================
   Sections
   ========================================================================== */
.section { padding: var(--section-y) 0; position: relative; }
.section-head { max-width: 980px; margin-bottom: clamp(48px, 6vw, 84px); }

/* Faint contour/grid texture for paper sections */
.about, .contact {
  background-color: var(--paper);
  background-image:
    linear-gradient(var(--paper-line) 1px, transparent 1px),
    linear-gradient(90deg, var(--paper-line) 1px, transparent 1px);
  background-size: 96px 96px;
  background-position: -1px -1px;
}
.about::before, .contact::before {
  content: ""; position: absolute; inset: 0; pointer-events: none;
  background: radial-gradient(ellipse at 50% 40%, rgba(243, 241, 236, .55), var(--paper) 75%);
}
.about > .wrap, .contact > .wrap { position: relative; }

/* ---------- About ---------- */
.about-grid { display: grid; grid-template-columns: minmax(0, 1.5fr) minmax(0, 1fr); gap: clamp(40px, 7vw, 110px); }
.about-copy { max-width: 62ch; }
.about-copy p:not(.lead) { color: var(--on-paper-muted); }
.about-copy strong { color: var(--on-paper); font-weight: 600; }
.about-copy .lead { margin-bottom: 1.2em; }

.timeline { margin-top: 44px; border-left: 1px solid var(--paper-line); }
.timeline li { position: relative; display: grid; grid-template-columns: 76px 1fr; gap: 12px; padding: 0 0 22px 26px; }
.timeline li:last-child { padding-bottom: 0; }
.timeline li::before {
  content: ""; position: absolute; left: -5px; top: 7px; width: 9px; height: 9px; border-radius: 50%;
  background: var(--paper); border: 1.5px solid var(--blue-ink);
}
.timeline li:last-child::before { background: var(--blue); border-color: var(--blue); box-shadow: 0 0 0 4px var(--blue-soft); }
.t-year { font-family: var(--font-display); font-size: 13px; color: var(--blue-ink); font-weight: 700; padding-top: 1px; }
.t-text { font-weight: 500; }

.about-legend {
  align-self: start;
  background: rgba(255, 255, 255, .6); border: 1px solid var(--paper-line); border-radius: var(--radius);
  padding: 26px 26px 18px;
  -webkit-backdrop-filter: blur(4px); backdrop-filter: blur(4px);
}
.about-legend h3 { color: var(--on-paper-muted); margin-bottom: 14px; }
.symbols li {
  display: flex; align-items: center; gap: 14px; padding: 12px 0; font-weight: 500;
  border-top: 1px solid var(--paper-line);
}
.sym { flex: none; width: 22px; height: 22px; position: relative; display: inline-block; }
.sym-mine { background: radial-gradient(circle, var(--blue) 0 3px, transparent 3.5px) 0 0 / 7.3px 7.3px; }
.sym-viz { background: linear-gradient(90deg, #bcdcff 0 33%, #66b3ff 33% 66%, var(--blue-ink) 66%); border-radius: 3px; }
.sym-gis { border: 1.5px solid var(--on-paper); border-radius: 3px; background: linear-gradient(var(--on-paper), var(--on-paper)) 50% 0 / 1.5px 100% no-repeat, linear-gradient(var(--on-paper), var(--on-paper)) 0 50% / 100% 1.5px no-repeat; }
.sym-rs { border-radius: 50%; border: 1.5px dashed var(--blue-ink); }
.sym-rs::after { content: ""; position: absolute; inset: 6px; border-radius: 50%; background: var(--blue-ink); }
.sym-track::before { content: ""; position: absolute; left: 4px; top: 1px; width: 14px; height: 14px; border-radius: 50% 50% 50% 0; transform: rotate(-45deg); background: var(--signal); border: 1.5px solid var(--on-paper); }
.sym-lidar { background: repeating-linear-gradient(0deg, var(--blue) 0 1.5px, transparent 1.5px 5px); border-radius: 3px; }

.pillars {
  display: grid; grid-template-columns: repeat(3, 1fr);
  margin-top: clamp(64px, 9vw, 120px);
  border-top: 1px solid var(--on-paper);
}
.pillar { padding: 28px 32px 0 0; }
.pillar + .pillar { padding-left: 32px; border-left: 1px solid var(--paper-line); }
.pillar-n { font-family: var(--font-display); font-size: 13px; font-weight: 700; color: var(--blue-ink); margin-bottom: 22px; }
.pillar h3 { font-size: clamp(26px, 2.6vw, 34px); font-weight: 700; letter-spacing: -0.02em; margin-bottom: 14px; }
.pillar p:last-child { color: var(--on-paper-muted); max-width: 36ch; }

@media (max-width: 900px) {
  .about-grid { grid-template-columns: 1fr; }
  .pillars { grid-template-columns: 1fr; }
  .pillar, .pillar + .pillar { padding: 26px 0; border-left: 0; }
  .pillar + .pillar { border-top: 1px solid var(--paper-line); }
}

/* ---------- Services ---------- */
.services { background: var(--paper-2); border-top: 1px solid var(--paper-line); }
.services-grid { display: grid; grid-template-columns: minmax(0, 1fr) minmax(0, 1.15fr); gap: clamp(40px, 6vw, 96px); }
.stack-sticky { position: sticky; top: 110px; }
.layer-stack { width: 100%; max-width: 520px; height: auto; overflow: visible; display: block; margin-inline: auto; }
.stack-caption { text-align: center; color: var(--on-paper-muted); margin-top: 10px; }

.layer { transition: transform .6s var(--ease), opacity .4s; }
.layer .plate { fill: rgba(255, 255, 255, .42); stroke: rgba(10, 22, 38, .35); stroke-width: 1; vector-effect: non-scaling-stroke; transition: fill .4s, stroke .4s; }
.layer .art { stroke: var(--on-paper); fill: var(--on-paper); opacity: .3; transition: opacity .4s, stroke .4s, fill .4s; }
.layer .art * { vector-effect: non-scaling-stroke; }
.layer-label { font-family: var(--font-display); font-size: 11px; font-weight: 600; letter-spacing: .08em; fill: var(--on-paper-muted); transition: fill .4s; }
.layer-leader { stroke: rgba(10, 22, 38, .3); stroke-width: 1; stroke-dasharray: 2 3; }
.layer.is-active { transform: translateY(-14px); }
.layer.is-active .plate { fill: rgba(226, 239, 255, .88); stroke: var(--blue-ink); }
.layer.is-active .art { stroke: var(--blue-ink); fill: var(--blue-ink); opacity: 1; }
.layer.is-active .layer-label { fill: var(--blue-ink); }

.service-list { counter-reset: svc; }
.service {
  position: relative;
  display: grid; grid-template-columns: 56px 1fr; gap: 16px;
  padding: 36px 0; border-top: 1px solid var(--paper-line);
}
.service::before {
  content: ""; position: absolute; inset: 10px -24px; z-index: -1; border-radius: var(--radius);
  background: rgba(255, 255, 255, .6); border: 1px solid var(--paper-line);
  opacity: 0; transform: scale(.985); transition: opacity .4s var(--ease), transform .4s var(--ease);
}
.service.is-active::before { opacity: 1; transform: none; }
.service-list { position: relative; z-index: 0; }
.service:last-child { border-bottom: 1px solid var(--paper-line); }
.service-n { font-family: var(--font-display); font-size: 13px; font-weight: 700; color: var(--on-paper-muted); padding-top: 9px; transition: color .3s; }
.service h3 { font-size: clamp(24px, 2.3vw, 30px); font-weight: 700; letter-spacing: -0.015em; }
.service-tag { font-weight: 500; color: var(--blue-ink); margin: 8px 0 14px; }
.service p:not(.service-tag):not(.service-n) { color: var(--on-paper-muted); max-width: 58ch; }
.service.is-active .service-n { color: var(--blue-ink); }
@media (max-width: 900px) { .service::before { display: none; } }
.chips { display: flex; flex-wrap: wrap; gap: 8px; margin-top: 4px; }
.chips li {
  font-size: 13px; font-weight: 500; padding: 4px 12px; border-radius: 99px;
  border: 1px solid var(--paper-line); background: rgba(255, 255, 255, .5); color: var(--on-paper);
}

@media (max-width: 900px) {
  .services-grid { grid-template-columns: 1fr; }
  .stack-col { display: none; }
  .service { grid-template-columns: 44px 1fr; }
}

/* ---------- Mission band ---------- */
.mission {
  position: relative; isolation: isolate; overflow: hidden;
  min-height: clamp(420px, 62vh, 640px); display: flex; align-items: center;
  background: var(--ink); color: var(--on-ink);
}
.mission-img { position: absolute; inset: 0; width: 100%; height: 100%; object-fit: cover; z-index: -2; opacity: .8; }
.mission::after {
  content: ""; position: absolute; inset: 0; z-index: -1;
  background: linear-gradient(180deg, rgba(10, 22, 38, .75) 0%, rgba(10, 22, 38, .35) 40%, rgba(10, 22, 38, .7) 80%, var(--ink) 100%);
}
.mission-inner { padding-block: 80px; }
.mission .mono-label { color: var(--blue); margin-bottom: 20px; }
.mission blockquote { margin: 0; }
.mission blockquote p {
  font-family: var(--font-display);
  font-size: clamp(30px, 4.8vw, 64px); font-weight: 700; line-height: 1.1; letter-spacing: -0.025em; text-wrap: balance; margin: 0; max-width: 18ch;
}
.mission blockquote em { font-style: normal; color: var(--blue); }

/* ---------- Work ---------- */
.work { background: var(--ink); color: var(--on-ink); }
.work .kicker { color: var(--blue); }
.group-title { color: var(--on-ink-muted); padding-bottom: 14px; margin-bottom: 28px; border-bottom: 1px solid var(--ink-line); }
.cases { display: grid; grid-template-columns: repeat(2, minmax(0, 1fr)); gap: clamp(20px, 3vw, 40px); margin-bottom: clamp(64px, 8vw, 110px); }
.case { display: flex; flex-direction: column; }
.case-media {
  position: relative; margin: 0; overflow: hidden; border-radius: var(--radius);
  border: 1px solid var(--ink-line); background: var(--ink-2); aspect-ratio: 3 / 2;
}
.case-media img { width: 100%; height: 100%; object-fit: cover; transition: transform 1.2s var(--ease); }
.case:hover .case-media img { transform: scale(1.035); }
.case-body { padding-top: 24px; }
.case-meta { font-family: var(--font-display); font-size: 12px; font-weight: 600; letter-spacing: .1em; text-transform: uppercase; color: var(--blue); margin-bottom: 10px; }
.case h4 { font-size: clamp(22px, 2.2vw, 28px); font-weight: 700; letter-spacing: -0.015em; margin-bottom: 12px; }
.case-body p:last-child { color: var(--on-ink-muted); max-width: 60ch; }

.case-wide { display: grid; grid-template-columns: minmax(0, 1.7fr) minmax(0, 1fr); gap: clamp(24px, 4vw, 56px); align-items: center; }
.case-wide .case-media { aspect-ratio: 1024 / 366; background: #fff; }
.case-wide .case-media img { object-fit: contain; }
.case-wide .case-body { padding-top: 0; }

/* Scan-line sweep on hover — a nod to sensors reading the ground */
.scan::after {
  content: ""; position: absolute; left: 0; right: 0; top: -30%; height: 30%; pointer-events: none;
  background: linear-gradient(180deg, transparent, rgba(51, 153, 255, .28) 85%, rgba(140, 200, 255, .9) 100%);
  opacity: 0;
}
.case:hover .scan::after { animation: scan 1.6s var(--ease) forwards; }
@keyframes scan { 0% { top: -30%; opacity: 1; } 90% { opacity: 1; } 100% { top: 100%; opacity: 0; } }

@media (max-width: 900px) {
  .cases { grid-template-columns: 1fr; }
  .case-wide { grid-template-columns: 1fr; }
}

/* ---------- Contact ---------- */
.contact-grid { display: grid; grid-template-columns: minmax(0, 1fr) minmax(0, 1.1fr); gap: clamp(40px, 7vw, 110px); align-items: start; }
.contact .display { font-size: clamp(36px, 5vw, 64px); margin-bottom: 24px; }
.contact .lead { color: var(--on-paper-muted); max-width: 44ch; }
.contact-lines { margin: 44px 0 0; }
.contact-lines > div { display: grid; grid-template-columns: 110px 1fr; align-items: baseline; padding: 16px 0; border-top: 1px solid var(--paper-line); }
.contact-lines dt { color: var(--on-paper-muted); }
.contact-lines dd { margin: 0; font-family: var(--font-display); font-size: clamp(17px, 1.6vw, 20px); font-weight: 600; }
.contact-lines a { text-decoration: none; background: linear-gradient(var(--blue), var(--blue)) 0 100% / 0 1.5px no-repeat; transition: background-size .3s var(--ease), color .2s; }
.contact-lines a:hover { color: var(--blue-ink); background-size: 100% 1.5px; }

.contact-form {
  background: #fff; border: 1px solid var(--paper-line); border-radius: calc(var(--radius) + 4px);
  padding: clamp(24px, 3.4vw, 40px);
  box-shadow: 0 1px 0 rgba(10, 22, 38, .04), 0 24px 60px -30px rgba(10, 22, 38, .25);
}
.form-title { color: var(--blue-ink); margin-bottom: 22px; }
.field-row { display: grid; grid-template-columns: 1fr 1fr; gap: 16px; }
.field { display: block; margin-bottom: 18px; }
.field > span { display: block; font-family: var(--font-display); font-size: 13px; font-weight: 600; margin-bottom: 7px; }
.field small { font-weight: 400; color: var(--on-paper-muted); }
.field input, .field select, .field textarea {
  width: 100%; border: 1px solid rgba(10, 22, 38, .2); border-radius: 10px; background: #fbfaf7;
  padding: 12px 14px; font-size: 16px; line-height: 1.4;
  transition: border-color .2s, box-shadow .2s, background-color .2s;
}
.field select {
  appearance: none; -webkit-appearance: none; padding-right: 40px;
  background-image: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' width='12' height='8' fill='none' stroke='%230a1626' stroke-width='1.5'%3E%3Cpath d='M1 1.5l5 5 5-5'/%3E%3C/svg%3E");
  background-repeat: no-repeat; background-position: right 14px center;
}
.field textarea { resize: vertical; min-height: 130px; }
.field input:focus, .field select:focus, .field textarea:focus {
  outline: none; border-color: var(--blue); background-color: #fff; box-shadow: 0 0 0 4px var(--blue-soft);
}
.field [aria-invalid="true"] { border-color: #c4361a; box-shadow: 0 0 0 4px rgba(196, 54, 26, .12); }
.hp { position: absolute; left: -9999px; width: 1px; height: 1px; overflow: hidden; }
.form-foot { display: flex; align-items: center; justify-content: space-between; gap: 20px; margin-top: 8px; flex-wrap: wrap; }
.form-note { font-size: 13px; color: var(--on-paper-muted); margin: 0; max-width: 32ch; }
.form-note a { color: var(--blue-ink); }
.form-status { margin: 16px 0 0; font-size: 15px; font-weight: 500; min-height: 1.5em; }
.form-status.is-error { color: #b0301a; }
.form-status.is-ok { color: #1d7a46; }

@media (max-width: 900px) {
  .contact-grid { grid-template-columns: 1fr; }
}
@media (max-width: 560px) {
  .field-row { grid-template-columns: 1fr; gap: 0; }
  .form-foot .btn { width: 100%; justify-content: center; }
  .contact-lines > div { grid-template-columns: 90px 1fr; }
}

/* ==========================================================================
   Footer
   ========================================================================== */
.site-footer { background: var(--ink); color: var(--on-ink); padding: 56px 0 40px; border-top: 1px solid var(--ink-line); }
.footer-inner { display: grid; grid-template-columns: 1fr auto; gap: 32px 48px; align-items: start; }
.footer-tag { color: var(--on-ink-muted); margin: 14px 0 0; font-size: 15px; }
.footer-nav { display: flex; flex-wrap: wrap; gap: 10px 28px; padding-top: 6px; }
.footer-nav a { text-decoration: none; font-family: var(--font-display); font-weight: 600; color: var(--on-ink-muted); font-size: 14px; transition: color .2s; }
.footer-nav a:hover { color: var(--on-ink); }
.footer-legal { grid-column: 1 / -1; color: var(--on-ink-muted); margin: 0; padding-top: 28px; border-top: 1px solid var(--ink-line); }
@media (max-width: 700px) { .footer-inner { grid-template-columns: 1fr; } }

/* ==========================================================================
   Reveal on scroll (only when JS is running)
   ========================================================================== */
.js .reveal { opacity: 0; transform: translateY(18px); transition: opacity .8s var(--ease), transform .8s var(--ease); }
.js .reveal.is-in { opacity: 1; transform: none; }

/* ==========================================================================
   Simple content pages (privacy, 404)
   ========================================================================== */
.page-hero { background: var(--ink); color: var(--on-ink); padding: 150px 0 64px; }
.page-hero .kicker { color: var(--blue); }
.page-hero h1 { font-size: clamp(36px, 5vw, 60px); font-weight: 700; letter-spacing: -0.025em; }
.page-hero p { color: var(--on-ink-muted); margin: 18px 0 0; }
.prose { max-width: 72ch; padding-block: 64px 120px; }
.prose h2 { font-size: 15px; font-weight: 700; letter-spacing: .08em; text-transform: uppercase; color: var(--on-paper); margin: 48px 0 14px; scroll-margin-top: 96px; }
.prose li { margin-bottom: .7em; }
.prose li strong { color: var(--on-paper); }
.prose .intro { font-size: 18px; color: var(--on-paper); }
.prose-nav { display: flex; flex-wrap: wrap; gap: 8px; margin: 0 0 36px; padding-bottom: 28px; border-bottom: 1px solid var(--paper-line); }
.prose-nav a { font-family: var(--font-display); font-size: 12px; font-weight: 600; padding: 5px 12px; border: 1px solid var(--paper-line); border-radius: 99px; text-decoration: none; color: var(--on-paper); background: #fff; }
.prose-nav a:hover { border-color: var(--blue-ink); color: var(--blue-ink); }
.prose p, .prose li { color: var(--on-paper-muted); }
.prose ul { list-style: disc; padding-left: 1.2em; margin-bottom: 1em; }
.prose a { color: var(--blue-ink); }

/* ==========================================================================
   Reduced motion
   ========================================================================== */
@media (prefers-reduced-motion: reduce) {
  html { scroll-behavior: auto; }
  *, *::before, *::after { animation: none !important; transition-duration: .01ms !important; }
  .js .reveal { opacity: 1; transform: none; }
}