/* =========================================================
   Fidelis Soft — global styles
   ========================================================= */

:root {
  /* color — default light, warm */
  --bg: oklch(0.97 0.008 75);
  --bg-elev: oklch(0.99 0.006 75);
  --bg-inset: oklch(0.94 0.010 75);
  --ink: oklch(0.18 0.015 270);
  --ink-soft: oklch(0.35 0.015 270);
  --ink-mute: oklch(0.55 0.012 270);
  --line: oklch(0.88 0.010 75);
  --line-soft: oklch(0.92 0.008 75);
  --accent: #D22A45;                  /* logo red */
  --accent-ink: #ffffff;
  --accent-2: oklch(0.78 0.09 50);    /* warm clay */
  --accent-3: oklch(0.45 0.02 270);

  /* type */
  --f-display: "Oswald", "Bebas Neue", Impact, sans-serif;
  --f-body: "Inter Tight", "Inter", system-ui, -apple-system, sans-serif;
  --f-mono: "JetBrains Mono", ui-monospace, "SF Mono", Consolas, monospace;

  /* density (controlled by tweak) */
  --pad-y-hero: 120px;
  --pad-y-section: 140px;
  --gap-lg: 88px;
  --gap-md: 44px;
  --gap-sm: 20px;
  --radius: 4px;
  --radius-lg: 14px;

  /* motion */
  --ease: cubic-bezier(.2,.7,.2,1);
}

:root[data-density="compact"] {
  --pad-y-hero: 80px;
  --pad-y-section: 96px;
  --gap-lg: 60px;
  --gap-md: 28px;
  --gap-sm: 14px;
}
:root[data-density="comfy"] {
  --pad-y-hero: 160px;
  --pad-y-section: 180px;
  --gap-lg: 120px;
  --gap-md: 60px;
  --gap-sm: 26px;
}

:root[data-theme="dark"] {
  --bg: oklch(0.16 0.010 270);
  --bg-elev: oklch(0.20 0.012 270);
  --bg-inset: oklch(0.22 0.012 270);
  --ink: oklch(0.97 0.008 75);
  --ink-soft: oklch(0.82 0.012 75);
  --ink-mute: oklch(0.62 0.012 75);
  --line: oklch(0.30 0.012 270);
  --line-soft: oklch(0.24 0.012 270);
  --accent-3: oklch(0.70 0.02 75);
  --logo-filter: invert(1) hue-rotate(180deg);
}

* { box-sizing: border-box; }
html, body { margin: 0; padding: 0; }
html { scroll-behavior: smooth; }
body {
  font-family: var(--f-body);
  background: var(--bg);
  color: var(--ink);
  font-size: 17px;
  line-height: 1.55;
  -webkit-font-smoothing: antialiased;
  text-rendering: optimizeLegibility;
  font-feature-settings: "ss01", "cv11";
  transition: background .3s var(--ease), color .3s var(--ease);
}

a { color: inherit; text-decoration: none; }
button { font: inherit; color: inherit; border: none; background: none; cursor: pointer; }

/* ——— layout primitives ——— */
.container {
  max-width: 1480px;
  margin: 0 auto;
  padding: 0 clamp(24px, 4vw, 64px);
}
.container-narrow {
  max-width: 980px;
  margin: 0 auto;
  padding: 0 clamp(24px, 4vw, 64px);
}

/* ——— nav ——— */
.nav {
  position: sticky;
  top: 0;
  z-index: 50;
  backdrop-filter: blur(18px) saturate(1.3);
  -webkit-backdrop-filter: blur(18px) saturate(1.3);
  background: color-mix(in oklab, var(--bg) 78%, transparent);
  border-bottom: 1px solid transparent;
  transition: border-color .3s, background .3s;
}
.nav.scrolled {
  border-bottom-color: var(--line-soft);
}
.nav-inner {
  display: flex;
  align-items: center;
  justify-content: space-between;
  height: 96px;
}
.nav-logo {
  display: inline-flex;
  align-items: center;
  height: 80px;
}
.nav-logo img {
  height: 44px !important;
  width: auto !important;
  display: block;
}

/* dark chip so the white-on-dark logo artwork displays correctly in any theme */
.nav-logo-chip {
  background: oklch(0.16 0.010 270);
  padding: 8px 14px;
  border-radius: 6px;
  height: 40px;
  transition: transform .2s var(--ease);
}
.nav-logo-chip:hover { transform: translateY(-1px); }

/* footer variant — slightly larger, same dark chip */
.footer .nav-logo-chip { height: 44px; padding: 10px 16px; }
.footer .nav-logo-chip img { height: 22px !important; }

.nav-links {
  display: flex;
  gap: 36px;
  align-items: center;
}
.nav-link {
  font-size: 15px;
  font-weight: 500;
  color: var(--ink-soft);
  position: relative;
  padding: 6px 0;
  transition: color .2s;
}
.nav-link:hover { color: var(--ink); }
.nav-link.active { color: var(--ink); }
.nav-link.active::after {
  content: "";
  position: absolute;
  left: 0; right: 0; bottom: -2px;
  height: 2px;
  background: var(--accent);
}
.nav-cta {
  padding: 10px 18px;
  border-radius: 999px;
  background: var(--ink);
  color: var(--bg);
  font-weight: 500;
  font-size: 14px;
  transition: transform .2s, background .2s;
}
.nav-cta:hover { transform: translateY(-1px); }

/* ——— buttons ——— */
.btn {
  display: inline-flex;
  align-items: center;
  gap: 10px;
  padding: 14px 22px;
  border-radius: 999px;
  font-weight: 500;
  font-size: 15px;
  transition: all .2s var(--ease);
  border: 1px solid transparent;
  cursor: pointer;
}
.btn-primary {
  background: var(--accent);
  color: var(--accent-ink);
}
.btn-primary:hover { transform: translateY(-1px); filter: brightness(1.05); }
.btn-ghost {
  background: transparent;
  color: var(--ink);
  border-color: var(--line);
}
.btn-ghost:hover { background: var(--bg-inset); }
.btn-arrow {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  font-weight: 500;
  color: var(--ink);
  padding: 4px 0;
  border-bottom: 1px solid currentColor;
  transition: gap .2s;
}
.btn-arrow:hover { gap: 12px; }

/* ——— eyebrow tag ——— */
.eyebrow {
  display: inline-flex;
  align-items: center;
  gap: 10px;
  font-family: var(--f-mono);
  font-size: 12px;
  letter-spacing: 0.1em;
  text-transform: uppercase;
  color: var(--ink-mute);
  font-weight: 500;
}
.eyebrow::before {
  content: "";
  width: 8px;
  height: 8px;
  background: var(--accent);
  border-radius: 50%;
}

/* ——— type scale ——— */
.display-mega {
  font-family: var(--f-display);
  font-weight: 700;
  font-size: clamp(84px, 17vw, 280px);
  line-height: 0.82;
  letter-spacing: -0.02em;
  text-transform: uppercase;
  color: var(--ink);
  margin: 0;
}
.display-xl {
  font-family: var(--f-display);
  font-weight: 700;
  font-size: clamp(48px, 7vw, 108px);
  line-height: 0.92;
  letter-spacing: -0.015em;
  text-transform: uppercase;
  margin: 0;
}
.display-l {
  font-family: var(--f-display);
  font-weight: 600;
  font-size: clamp(36px, 4.2vw, 64px);
  line-height: 1;
  letter-spacing: -0.01em;
  text-transform: uppercase;
  margin: 0;
}
.display-m {
  font-family: var(--f-display);
  font-weight: 600;
  font-size: clamp(28px, 3vw, 40px);
  line-height: 1.05;
  letter-spacing: -0.005em;
  text-transform: uppercase;
  margin: 0;
}
.lede {
  font-size: clamp(18px, 1.6vw, 22px);
  line-height: 1.45;
  color: var(--ink-soft);
  max-width: 640px;
  text-wrap: pretty;
  margin: 0;
}

/* ——— sections ——— */
.section {
  padding: var(--pad-y-section) 0;
  position: relative;
}
.section-hairline {
  border-top: 1px solid var(--line-soft);
}

/* ——— hero ——— */
.hero {
  position: relative;
  padding-top: 40px;
  padding-bottom: var(--pad-y-hero);
  overflow: hidden;
  isolation: isolate;
}
.hero::before {
  content: "";
  position: absolute;
  inset: 0;
  background-image: url("/assets/hero-bg.jpg");
  background-size: cover;
  background-position: center;
  background-repeat: no-repeat;
  opacity: 0.55;
  z-index: -2;
}
.hero::after {
  content: "";
  position: absolute;
  inset: 0;
  background: linear-gradient(
    180deg,
    color-mix(in oklab, var(--bg) 55%, transparent) 0%,
    color-mix(in oklab, var(--bg) 75%, transparent) 60%,
    var(--bg) 100%
  );
  z-index: -1;
}
:root[data-theme="dark"] .hero::before {
  opacity: 0.28;
  filter: brightness(0.6);
}
.hero-wordmark {
  display: block;
  width: 100%;
  padding: 0 clamp(24px, 4vw, 64px);
  pointer-events: none;
  user-select: none;
}
.hero-wordmark-text {
  font-family: var(--f-display);
  font-weight: 700;
  font-size: clamp(120px, 26vw, 440px);
  line-height: 0.78;
  letter-spacing: -0.03em;
  color: var(--ink);
  margin: 0;
  white-space: nowrap;
  text-transform: uppercase;
}
.hero-wordmark-text .dot {
  color: var(--accent);
}
.hero-grid {
  display: grid;
  grid-template-columns: 1.1fr 1fr;
  gap: clamp(40px, 6vw, 100px);
  align-items: end;
  margin-top: clamp(40px, 8vh, 100px);
  padding: 0 clamp(24px, 4vw, 64px);
}
.hero-copy .eyebrow { margin-bottom: 24px; }
.hero-headline {
  font-family: var(--f-display);
  font-weight: 600;
  font-size: clamp(40px, 5.2vw, 76px);
  line-height: 1.02;
  letter-spacing: -0.015em;
  margin: 0 0 28px;
  text-wrap: balance;
}
.hero-headline em {
  font-style: normal;
  color: var(--accent);
  font-family: var(--f-display);
}
.hero-actions {
  display: flex;
  gap: 16px;
  margin-top: 36px;
  flex-wrap: wrap;
}

.hero-graphic {
  width: 100%;
  aspect-ratio: 5 / 4;
  max-height: 560px;
  background: var(--bg-elev);
  border: 1px solid var(--line-soft);
  border-radius: var(--radius-lg);
  overflow: hidden;
  position: relative;
  box-shadow: 0 30px 60px -30px color-mix(in oklab, var(--ink) 25%, transparent);
}

/* ——— services ——— */
.services-header {
  display: grid;
  grid-template-columns: 1fr 1.2fr;
  gap: clamp(40px, 6vw, 100px);
  align-items: end;
  margin-bottom: var(--gap-lg);
}
.services-grid {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: 1px;
  background: var(--line-soft);
  border: 1px solid var(--line-soft);
  border-radius: var(--radius-lg);
  overflow: hidden;
}
.service-card {
  background: var(--bg);
  padding: clamp(32px, 4vw, 52px);
  display: flex;
  flex-direction: column;
  gap: 20px;
  min-height: 320px;
  position: relative;
  transition: background .3s;
}
.service-card:hover { background: var(--bg-elev); }
.service-card-num {
  font-family: var(--f-mono);
  font-size: 13px;
  color: var(--ink-mute);
  letter-spacing: 0.1em;
}
.service-card h3 {
  font-family: var(--f-display);
  font-weight: 600;
  font-size: clamp(28px, 2.6vw, 38px);
  text-transform: uppercase;
  letter-spacing: -0.005em;
  line-height: 1.02;
  margin: 0;
}
.service-card p {
  color: var(--ink-soft);
  margin: 0;
  font-size: 15.5px;
  line-height: 1.55;
  max-width: 44ch;
}
.service-card-tags {
  display: flex;
  flex-wrap: wrap;
  gap: 8px;
  margin-top: auto;
  padding-top: 16px;
}
.tag {
  font-family: var(--f-mono);
  font-size: 11.5px;
  letter-spacing: 0.04em;
  padding: 5px 10px;
  background: var(--bg-inset);
  color: var(--ink-soft);
  border-radius: 4px;
}
.service-card-icon {
  width: 48px; height: 48px;
  display: flex;
  align-items: center; justify-content: center;
  color: var(--accent);
}

/* ——— stats band ——— */
.stats {
  background: var(--ink);
  color: var(--bg);
  padding: clamp(60px, 8vw, 120px) 0;
  margin: var(--pad-y-section) 0;
}
.stats-grid {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: clamp(24px, 3vw, 48px);
}
.stat-num {
  font-family: var(--f-display);
  font-weight: 700;
  font-size: clamp(56px, 7vw, 104px);
  line-height: 0.9;
  letter-spacing: -0.02em;
  color: var(--bg);
  margin: 0 0 8px;
}
.stat-num .accent { color: var(--accent-2); }
.stat-label {
  font-family: var(--f-mono);
  font-size: 12.5px;
  letter-spacing: 0.08em;
  text-transform: uppercase;
  color: color-mix(in oklab, var(--bg) 70%, transparent);
}

/* ——— case studies ——— */
.cases-list {
  display: flex;
  flex-direction: column;
  border-top: 1px solid var(--line);
}
.case-row {
  display: grid;
  grid-template-columns: 80px 2.5fr 1.5fr 1fr auto;
  gap: 24px;
  align-items: center;
  padding: 32px 8px;
  border-bottom: 1px solid var(--line);
  color: var(--ink);
  transition: background .2s, padding .3s var(--ease);
  cursor: pointer;
}
.case-row:hover {
  background: var(--bg-inset);
  padding-left: 24px;
  padding-right: 24px;
}
.case-num {
  font-family: var(--f-mono);
  font-size: 13px;
  color: var(--ink-mute);
  letter-spacing: 0.08em;
}
.case-title {
  font-family: var(--f-display);
  font-weight: 600;
  font-size: clamp(22px, 2vw, 30px);
  letter-spacing: -0.005em;
  text-transform: uppercase;
  line-height: 1.05;
}
.case-client {
  color: var(--ink-soft);
  font-size: 15px;
}
.case-tags { font-family: var(--f-mono); font-size: 12px; color: var(--ink-mute); letter-spacing: 0.06em; }
.case-arrow {
  width: 44px; height: 44px;
  border-radius: 999px;
  border: 1px solid var(--line);
  display: flex; align-items: center; justify-content: center;
  transition: background .2s, color .2s, border-color .2s;
}
.case-row:hover .case-arrow { background: var(--accent); color: var(--accent-ink); border-color: var(--accent); }

/* ——— testimonials ——— */
.testimonial-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 24px;
}
.testimonial {
  background: var(--bg-elev);
  border: 1px solid var(--line-soft);
  border-radius: var(--radius-lg);
  padding: 32px;
  display: flex;
  flex-direction: column;
  gap: 24px;
  min-height: 320px;
}
.quote-mark {
  font-family: var(--f-display);
  font-size: 72px;
  line-height: 0.6;
  color: var(--accent);
  height: 28px;
}
.quote-body {
  font-size: 17px;
  line-height: 1.5;
  color: var(--ink);
  text-wrap: pretty;
  flex-grow: 1;
  margin: 0;
}
.quote-author {
  display: flex;
  align-items: center;
  gap: 12px;
  padding-top: 16px;
  border-top: 1px solid var(--line-soft);
}
.avatar {
  width: 40px; height: 40px;
  border-radius: 50%;
  background: linear-gradient(135deg, var(--accent), var(--accent-2));
  color: var(--accent-ink);
  display: flex; align-items: center; justify-content: center;
  font-weight: 600;
  font-size: 14px;
}
.quote-name {
  font-size: 14.5px;
  font-weight: 500;
  line-height: 1.2;
  margin: 0;
}
.quote-role {
  font-size: 13px;
  color: var(--ink-mute);
  margin: 2px 0 0;
}

/* ——— CTA ——— */
.cta-block {
  background: var(--ink);
  color: var(--bg);
  border-radius: var(--radius-lg);
  padding: clamp(48px, 6vw, 96px);
  display: grid;
  grid-template-columns: 1.2fr 1fr;
  gap: 48px;
  align-items: end;
  position: relative;
  overflow: hidden;
}
.cta-block::before {
  content: "";
  position: absolute;
  inset: -50% -20% auto auto;
  width: 600px; height: 600px;
  background: radial-gradient(circle, color-mix(in oklab, var(--accent) 60%, transparent) 0%, transparent 60%);
  pointer-events: none;
}
/* em inside display headings picks up accent colour (e.g. "with YOU.") */
.display-xl em, .display-l em, .display-m em {
  font-style: normal;
  color: var(--accent);
}
.cta-block .display-xl { color: var(--bg); position: relative; }
/* span inside CTA heading picks up accent-2 colour (e.g. "BUILD") */
.cta-block .display-xl span { color: var(--accent-2); }
.cta-meta {
  position: relative;
  display: flex;
  flex-direction: column;
  gap: 20px;
  font-size: 15px;
}
.cta-meta-row {
  display: flex;
  flex-direction: column;
  gap: 4px;
  padding: 16px 0;
  border-top: 1px solid color-mix(in oklab, var(--bg) 20%, transparent);
}
.cta-meta-row:last-of-type { border-bottom: 1px solid color-mix(in oklab, var(--bg) 20%, transparent); }
.cta-meta-label {
  font-family: var(--f-mono);
  font-size: 12px;
  letter-spacing: 0.08em;
  color: color-mix(in oklab, var(--bg) 55%, transparent);
  text-transform: uppercase;
}
.cta-meta-value { color: var(--bg); font-size: 16px; }

/* ——— footer ——— */
.footer {
  padding: 80px 0 40px;
  border-top: 1px solid var(--line-soft);
}
.footer-grid {
  display: grid;
  grid-template-columns: 2fr 1fr 1fr 1fr;
  gap: 48px;
  margin-bottom: 80px;
}
.footer-col h4 {
  font-family: var(--f-mono);
  font-size: 12px;
  letter-spacing: 0.1em;
  text-transform: uppercase;
  color: var(--ink-mute);
  margin: 0 0 20px;
  font-weight: 500;
}
.footer-col ul { list-style: none; padding: 0; margin: 0; display: flex; flex-direction: column; gap: 10px; }
.footer-col a { color: var(--ink-soft); font-size: 15px; transition: color .2s; }
.footer-col a:hover { color: var(--ink); }
.footer-bottom {
  display: flex;
  justify-content: space-between;
  align-items: center;
  padding-top: 32px;
  border-top: 1px solid var(--line-soft);
  font-family: var(--f-mono);
  font-size: 12.5px;
  letter-spacing: 0.04em;
  color: var(--ink-mute);
}
.footer-big-mark {
  font-family: var(--f-display);
  font-weight: 700;
  font-size: clamp(100px, 22vw, 340px);
  line-height: 0.95;
  letter-spacing: -0.03em;
  color: var(--ink);
  margin: 80px 0 40px;
  padding-bottom: 0.08em;
  text-align: center;
  text-transform: uppercase;
  overflow: visible;
}
.footer-big-mark .dot { color: var(--accent); }

/* ——— services detail page ——— */
.service-detail {
  display: grid;
  grid-template-columns: 1fr 2fr;
  gap: clamp(40px, 6vw, 100px);
  padding: clamp(40px, 6vw, 80px) 0;
  border-top: 1px solid var(--line-soft);
}
.service-detail:last-child { border-bottom: 1px solid var(--line-soft); }
.service-detail-head { display: flex; flex-direction: column; gap: 16px; }
.service-detail-head .eyebrow { align-self: flex-start; }
.service-detail-head h3 {
  font-family: var(--f-display);
  font-size: clamp(40px, 5vw, 72px);
  text-transform: uppercase;
  line-height: 0.95;
  letter-spacing: -0.01em;
  margin: 0;
  font-weight: 600;
}
.service-detail-body {
  display: flex;
  flex-direction: column;
  gap: 28px;
  padding-top: 12px;
}
.service-detail-body p { margin: 0; font-size: 17px; line-height: 1.6; color: var(--ink-soft); max-width: 60ch; }
.service-capabilities {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: 20px;
  margin-top: 16px;
}
.capability {
  padding: 20px;
  background: var(--bg-inset);
  border-radius: var(--radius);
  display: flex;
  flex-direction: column;
  gap: 6px;
}
.capability-name {
  font-weight: 600;
  font-size: 15px;
}
.capability-desc {
  font-size: 14px;
  color: var(--ink-soft);
  line-height: 1.45;
}

/* ——— about page ——— */
.about-hero-copy {
  max-width: 820px;
  margin-top: 48px;
}
.about-hero-copy p {
  font-size: clamp(20px, 2.2vw, 30px);
  line-height: 1.35;
  text-wrap: pretty;
  color: var(--ink);
  font-weight: 400;
  letter-spacing: -0.005em;
  margin: 0 0 24px;
}
.about-hero-copy p em {
  font-style: normal;
  color: var(--accent);
}
.values-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 48px;
}
.value {
  display: flex;
  flex-direction: column;
  gap: 14px;
  padding-top: 24px;
  border-top: 2px solid var(--ink);
}
.value-num {
  font-family: var(--f-mono);
  font-size: 13px;
  color: var(--ink-mute);
  letter-spacing: 0.08em;
}
.value h4 {
  font-family: var(--f-display);
  font-size: clamp(22px, 2vw, 28px);
  text-transform: uppercase;
  line-height: 1.05;
  letter-spacing: -0.005em;
  margin: 0;
  font-weight: 600;
}
.value p { margin: 0; color: var(--ink-soft); font-size: 15px; line-height: 1.55; }

.team-grid {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 32px;
}
.team-card { display: flex; flex-direction: column; gap: 16px; }
.team-photo {
  aspect-ratio: 4/5;
  border-radius: var(--radius);
  border: 1px solid var(--line-soft);
  position: relative;
  overflow: hidden;
  display: block;
}
.team-photo > img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  display: block;
}
.team-photo-placeholder {
  background:
    repeating-linear-gradient(
      135deg,
      var(--bg-inset) 0 14px,
      var(--bg-elev) 14px 28px
    );
}
.team-photo::before {
  content: "";
  position: absolute;
  left: 0;
  right: 0;
  bottom: 0;
  height: 40%;
  /* Theme-independent dark scrim — must darken the photo in both light and dark modes
     so the white badge stays legible. Don't replace with a var(--ink)-based color-mix. */
  background: linear-gradient(transparent, rgba(0, 0, 0, 0.55));
  pointer-events: none;
}
.team-photo-placeholder::before {
  display: none;
}
.team-photo::after {
  content: attr(data-tag);
  position: absolute;
  left: 16px;
  bottom: 16px;
  font-family: var(--f-mono);
  font-size: 11px;
  color: var(--accent-ink);
  letter-spacing: 0.06em;
}
.team-photo-placeholder::after {
  color: var(--ink-mute);
}
.team-linkedin {
  display: inline-block;
  margin-top: 8px;
  color: var(--ink-mute);
  line-height: 0;
  transition: color .2s;
}
.team-linkedin:hover {
  color: var(--accent);
}
.team-name {
  font-family: var(--f-display);
  text-transform: uppercase;
  font-size: 20px;
  font-weight: 600;
  letter-spacing: -0.005em;
  margin: 0;
  line-height: 1.1;
}
.team-role { font-size: 14px; color: var(--ink-soft); margin: 2px 0 0; }

/* ——— contact form ——— */
.contact-grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: clamp(40px, 6vw, 100px);
  align-items: start;
  margin-top: 60px;
}
.contact-info { display: flex; flex-direction: column; gap: 36px; }
.info-block { display: flex; flex-direction: column; gap: 6px; }
.info-block .label {
  font-family: var(--f-mono);
  font-size: 12px;
  letter-spacing: 0.08em;
  text-transform: uppercase;
  color: var(--ink-mute);
}
.info-block .value { font-size: 17px; color: var(--ink); }
.info-block .value.big {
  font-family: var(--f-display);
  font-size: clamp(28px, 3vw, 40px);
  line-height: 1.1;
  text-transform: uppercase;
  letter-spacing: -0.005em;
  font-weight: 600;
}

.form { display: flex; flex-direction: column; gap: 20px; }
.form-row { display: grid; grid-template-columns: 1fr 1fr; gap: 16px; }
.field { display: flex; flex-direction: column; gap: 6px; }
.field label {
  font-family: var(--f-mono);
  font-size: 12px;
  letter-spacing: 0.08em;
  text-transform: uppercase;
  color: var(--ink-mute);
}
.field input, .field textarea, .field select {
  font: inherit;
  background: transparent;
  border: none;
  border-bottom: 1px solid var(--line);
  padding: 10px 0;
  color: var(--ink);
  outline: none;
  transition: border-color .2s;
}
.field input:focus, .field textarea:focus, .field select:focus {
  border-bottom-color: var(--accent);
}
.field textarea { resize: vertical; min-height: 120px; font-family: inherit; }
.chip-row { display: flex; flex-wrap: wrap; gap: 8px; padding-top: 4px; }
.chip {
  padding: 8px 14px;
  border-radius: 999px;
  border: 1px solid var(--line);
  font-size: 13.5px;
  cursor: pointer;
  transition: all .15s;
  background: transparent;
  color: var(--ink);
}
.chip:hover { border-color: var(--ink); }
.chip.active {
  background: var(--accent);
  color: var(--accent-ink);
  border-color: var(--accent);
}
.form-submit-row {
  display: flex;
  justify-content: space-between;
  align-items: center;
  padding-top: 20px;
  margin-top: 12px;
  border-top: 1px solid var(--line-soft);
}
.form-note { font-size: 13px; color: var(--ink-mute); }

.form-success {
  text-align: center;
  padding: 60px 20px;
  border: 1px dashed var(--accent);
  border-radius: var(--radius-lg);
}
.form-success h3 {
  font-family: var(--f-display);
  font-size: 36px;
  text-transform: uppercase;
  margin: 16px 0 12px;
}

/* ——— misc ——— */
.marquee {
  overflow: hidden;
  padding: 16px 0;
  border-top: 1px solid var(--line-soft);
  border-bottom: 1px solid var(--line-soft);
  -webkit-mask-image: linear-gradient(90deg, transparent, #000 10%, #000 90%, transparent);
          mask-image: linear-gradient(90deg, transparent, #000 10%, #000 90%, transparent);
}
.marquee-track {
  display: flex;
  gap: 60px;
  animation: scroll 40s linear infinite;
  white-space: nowrap;
  font-family: var(--f-display);
  text-transform: uppercase;
  font-size: 22px;
  font-weight: 500;
  color: var(--ink-mute);
  letter-spacing: -0.005em;
}
.marquee-track span.accent { color: var(--accent); }
@keyframes scroll {
  from { transform: translateX(0); }
  to   { transform: translateX(-50%); }
}

/* ——— responsive ——— */
@media (max-width: 1024px) {
  .hero-grid { grid-template-columns: 1fr; gap: 40px; }
  .services-header { grid-template-columns: 1fr; }
  .services-grid { grid-template-columns: 1fr; }
  .stats-grid { grid-template-columns: repeat(2, 1fr); }
  .testimonial-grid { grid-template-columns: 1fr; }
  .cta-block { grid-template-columns: 1fr; }
  .footer-grid { grid-template-columns: 1fr 1fr; }
  .case-row { grid-template-columns: 40px 1fr auto; gap: 16px; }
  .case-row .case-client, .case-row .case-tags { display: none; }
  .service-detail { grid-template-columns: 1fr; }
  .values-grid { grid-template-columns: 1fr; }
  .team-grid { grid-template-columns: repeat(2, 1fr); }
  .contact-grid { grid-template-columns: 1fr; }
}
@media (max-width: 640px) {
  .stats-grid { grid-template-columns: 1fr 1fr; }
  .form-row { grid-template-columns: 1fr; }
  .footer-grid { grid-template-columns: 1fr; }
}

/* ——— mobile nav ——— */
.nav-toggle {
  display: none;
  background: transparent;
  border: 0;
  width: 44px;
  height: 44px;
  padding: 12px 10px;
  cursor: pointer;
  flex-direction: column;
  justify-content: space-between;
  align-items: stretch;
}
.nav-toggle span {
  display: block;
  height: 2px;
  background: var(--ink);
  transition: transform .25s var(--ease), opacity .2s;
}
@media (max-width: 860px) {
  .nav-toggle { display: flex; }
  .nav-links {
    position: absolute;
    top: 100%;
    left: 0;
    right: 0;
    background: var(--bg);
    border-top: 1px solid var(--line-soft);
    flex-direction: column;
    align-items: stretch;
    gap: 0;
    padding: 8px 0;
    transform: translateY(-8px);
    opacity: 0;
    pointer-events: none;
    transition: transform .25s var(--ease), opacity .2s;
  }
  .nav-links .nav-link,
  .nav-links .nav-cta {
    padding: 16px 24px;
    border-bottom: 1px solid var(--line-soft);
    display: block;
    width: 100%;
    border-radius: 0;
    text-align: left;
  }
  .nav-links .nav-cta {
    border-bottom: 0;
    background: transparent;
    color: var(--ink);
  }
  .nav.nav-open .nav-links {
    transform: translateY(0);
    opacity: 1;
    pointer-events: auto;
  }
  .nav.nav-open .nav-toggle span:nth-child(1) {
    transform: translateY(7px) rotate(45deg);
  }
  .nav.nav-open .nav-toggle span:nth-child(2) {
    opacity: 0;
  }
  .nav.nav-open .nav-toggle span:nth-child(3) {
    transform: translateY(-7px) rotate(-45deg);
  }
}

/* ——— reveal animation ——— */
[data-reveal] {
  opacity: 0;
  transform: translateY(20px);
  transition: opacity .8s var(--ease), transform .8s var(--ease);
}
[data-reveal].in {
  opacity: 1;
  transform: translateY(0);
}

/* ── Contact form (Blazor) ────────────────────────────────────────────── */
.contact-decor { position: relative; isolation: isolate; }
.contact-decor-rings { position: absolute; inset: 80px auto auto -160px; pointer-events: none; z-index: 0; }
.contact-decor-rings::before,
.contact-decor-rings::after {
  content: ""; position: absolute; left: 0; top: 0;
  border: 1px solid color-mix(in oklab, var(--ink) 8%, transparent);
  border-radius: 50%;
}
.contact-decor-rings::before { width: 320px; height: 320px; }
.contact-decor-rings::after  { width: 240px; height: 240px; left: 40px; top: 40px; }
.contact-form-inner { position: relative; z-index: 1; max-width: 720px; margin: 0 auto; }

.flow-options { display: flex; gap: 16px; flex-wrap: wrap; justify-content: center; margin: 24px 0 48px; }

.chip {
  appearance: none;
  border: 1px solid color-mix(in oklab, var(--ink) 12%, transparent);
  background: var(--bg); color: var(--ink); border-radius: 999px;
  font: 500 13px/1 var(--f-body); padding: 10px 18px; cursor: pointer;
  transition: background .15s, color .15s, border-color .15s;
}
.chip:hover { background: var(--ink); color: var(--bg); border-color: var(--ink); }
.chip.selected { background: var(--ink); color: var(--bg); border-color: var(--ink); }
.chips { display: flex; gap: 10px; flex-wrap: wrap; margin: 16px 0 24px; }

.step-content { text-align: left; max-width: 640px; margin: 0 auto; }
.step-help { color: color-mix(in oklab, var(--ink) 60%, transparent); font: 14px var(--f-body); margin-bottom: 16px; }
.display-md { font: 700 28px/1.15 var(--f-display); letter-spacing: -.01em; margin: 8px 0 4px; }

.form-fields { display: grid; gap: 20px; margin: 16px 0 32px; }
.form-label  { display: block; font: 600 13px/1 var(--f-body); letter-spacing: .04em; text-transform: uppercase; color: color-mix(in oklab, var(--ink) 70%, transparent); margin-bottom: 6px; }
.form-field {
  width: 100%; background: transparent; border: 0;
  border-bottom: 1.5px solid color-mix(in oklab, var(--ink) 20%, transparent);
  padding: 10px 4px; font: 400 16px/1.4 var(--f-body); color: var(--ink); outline: none;
  transition: border-color .15s; resize: vertical;
}
.form-field:focus { border-bottom-color: var(--accent); }
.form-field-textarea { min-height: 100px; resize: vertical; }

.wizard-nav { display: flex; justify-content: center; align-items: center; gap: 24px; margin-top: 32px; }
.wizard-nav-btn { background: transparent; border: 0; color: var(--ink); font: 500 14px/1 var(--f-body); display: inline-flex; align-items: center; gap: 8px; cursor: pointer; padding: 8px 12px; }
.wizard-nav-btn:hover { color: var(--accent); }
.wizard-nav-label { display: inline-block; }

.hr { height: 1px; background: color-mix(in oklab, var(--ink) 12%, transparent); margin: 32px 0 48px; border: 0; }

.thank-you { text-align: center; padding: 72px 0; }
.thank-you .display-md { margin-bottom: 12px; }

.form-error {
  background: color-mix(in oklab, var(--accent) 12%, transparent);
  color: var(--accent); padding: 12px 16px; border-radius: 8px;
  font: 500 14px/1.4 var(--f-body); margin: 16px auto; max-width: 520px;
}

/* ── Case study detail page ──────────────────────────────────── */
.case-meta {
    display: grid;
    grid-template-columns: repeat(4, 1fr);
    gap: 32px;
    padding: 32px 0;
}
.case-meta-cell .eyebrow { margin-bottom: 12px; }
.case-meta-cell p {
    font-size: 18px;
    font-weight: 500;
    color: var(--ink);
    margin: 0;
}
.case-credit {
    margin-top: 16px;
    font: 600 12px/1 var(--f-mono);
    letter-spacing: 0.08em;
    text-transform: uppercase;
    color: color-mix(in oklab, var(--ink) 60%, transparent);
    margin-bottom: 0;
}
.case-body {
    display: grid;
    grid-template-columns: minmax(0, 800px);
    gap: 56px;
}
.case-section .eyebrow { margin-bottom: 16px; }
.case-section .lede { margin: 0; }
.case-quote {
    max-width: 900px;
    margin: 0 auto;
    text-align: center;
}
.case-quote blockquote { margin: 0; }
.case-quote-attribution {
    margin-top: 24px;
    font-size: 14px;
    letter-spacing: 0.08em;
    text-transform: uppercase;
    color: color-mix(in oklab, var(--ink) 60%, transparent);
}
@media (max-width: 720px) {
    .case-meta { grid-template-columns: repeat(2, 1fr); }
}
/* ── Case studies listing — card grid ────────────────────────── */
.cases-grid {
    display: grid;
    grid-template-columns: repeat(2, minmax(0, 1fr));
    gap: 24px;
}
.case-card {
    display: flex;
    flex-direction: column;
    gap: 24px;
    padding: 32px;
    background: var(--bg-elev);
    border: 1px solid var(--line-soft);
    border-radius: var(--radius-lg);
    color: var(--ink);
    text-decoration: none;
    transition: background .2s, border-color .2s;
    /* min-height keeps row alignment when summaries differ in length */
    min-height: 320px;
}
.case-card-top {
    display: flex;
    justify-content: space-between;
    align-items: center;
}
.case-card-summary {
    margin: 0;
    font-size: 16px;
    line-height: 1.5;
    color: var(--ink-soft);
}
.case-card-tags {
    margin-top: auto;
}
.case-card:hover {
    background: var(--bg-inset);
    border-color: var(--line);
}
.case-card:hover .case-arrow {
    background: var(--accent);
    color: var(--accent-ink);
    border-color: var(--accent);
}
@media (max-width: 720px) {
    .cases-grid { grid-template-columns: 1fr; }
}