/* ============ Design tokens ============ */
:root {
  --bg: #0a0b0d;
  --bg-alt: #0f1013;
  --surface: #141519;
  --surface-strong: #1a1c21;
  --border: rgba(255, 255, 255, 0.08);
  --border-strong: rgba(255, 255, 255, 0.16);

  --text: #f2f1ee;
  --text-muted: #a1a6ae;
  --text-dim: #787d86;

  --accent: #1f6feb;          /* fills (buttons) – white text passes AA */
  --accent-hover: #2b7bff;
  --accent-bright: #4d8dff;   /* accent text/lines on dark backgrounds */
  --accent-glow: rgba(31, 111, 235, 0.22);
  --on-accent: #ffffff;
  --danger: #ff7a7a;
  --success: #6fd3a0;

  --font-display: 'Inter Tight', 'Inter', system-ui, -apple-system, 'Segoe UI', sans-serif;
  --font-body: 'Inter', system-ui, -apple-system, 'Segoe UI', sans-serif;

  --radius: 14px;
  --radius-sm: 8px;

  --container: 1240px;
  --gutter: clamp(20px, 4vw, 40px);
  --section-space: clamp(96px, 11vw, 168px);
  --header-h: 72px;

  --ease: cubic-bezier(0.16, 1, 0.3, 1);
  --transition: 260ms var(--ease);
}

/* ============ Reset ============ */
*, *::before, *::after { box-sizing: border-box; }
html {
  scroll-behavior: smooth;
  scroll-padding-top: calc(var(--header-h) + 16px);
  -webkit-text-size-adjust: 100%;
}
@media (prefers-reduced-motion: reduce) {
  html { scroll-behavior: auto; }
  *, *::before, *::after {
    animation-duration: 0.01ms !important;
    animation-iteration-count: 1 !important;
    transition-duration: 0.01ms !important;
  }
}

body {
  margin: 0;
  font-family: var(--font-body);
  font-size: 1.0625rem;
  line-height: 1.65;
  color: var(--text);
  background: var(--bg);
  overflow-x: clip;
  -webkit-font-smoothing: antialiased;
  -moz-osx-font-smoothing: grayscale;
  text-rendering: optimizeLegibility;
}
body.nav-open { overflow: hidden; }

h1, h2, h3, h4 {
  font-family: var(--font-display);
  font-weight: 600;
  line-height: 1.05;
  margin: 0 0 0.5em;
  color: var(--text);
  text-wrap: balance;
}
h1 { font-size: clamp(2.35rem, 1.3rem + 4.6vw, 5.25rem); letter-spacing: -0.032em; line-height: 1.02; }
h2 { font-size: clamp(2rem, 1.25rem + 3vw, 3.75rem); letter-spacing: -0.035em; }
h3 { font-size: clamp(1.2rem, 1.05rem + 0.5vw, 1.5rem); letter-spacing: -0.02em; line-height: 1.2; }

p { margin: 0 0 1em; color: var(--text-muted); text-wrap: pretty; }
p:last-child { margin-bottom: 0; }

ul, ol { list-style: none; margin: 0; padding: 0; }
a { color: inherit; text-decoration: none; }
img, svg, canvas { display: block; max-width: 100%; }
img { height: auto; }
button, input, textarea { font: inherit; color: inherit; }

::selection { background: var(--accent); color: var(--on-accent); }

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

.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: 12px;
  top: -100px;
  background: var(--accent);
  color: var(--on-accent);
  padding: 12px 18px;
  border-radius: var(--radius-sm);
  z-index: 300;
  font-weight: 600;
}
.skip-link:focus { top: 12px; }

.container {
  width: 100%;
  max-width: var(--container);
  margin: 0 auto;
  padding-inline: var(--gutter);
  position: relative;
}

/* ============ Wordmark ============ */
.wordmark {
  display: inline-flex;
  align-items: baseline;
  gap: 0.55em;
  font-family: var(--font-display);
  text-transform: uppercase;
  line-height: 1;
  color: var(--text);
  white-space: nowrap;
}
.wordmark-main {
  font-weight: 700;
  font-size: 1.3rem;
  letter-spacing: 0.02em;
}
.wordmark-sub {
  font-weight: 500;
  font-size: 0.72rem;
  letter-spacing: 0.34em;
  color: var(--text-muted);
  transition: color var(--transition);
}
.wordmark:hover .wordmark-sub { color: var(--accent-bright); }

.wordmark-stacked {
  flex-direction: column;
  align-items: flex-start;
  gap: 0.6em;
}
.wordmark-stacked .wordmark-main {
  font-size: clamp(3.4rem, 2rem + 6vw, 7.5rem);
  letter-spacing: -0.02em;
}
.wordmark-stacked .wordmark-sub {
  font-size: clamp(0.8rem, 0.6rem + 0.8vw, 1.25rem);
  letter-spacing: 0.62em;
  padding-left: 0.2em;
}

/* ============ Buttons ============ */
.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 10px;
  min-height: 46px;
  padding: 12px 22px;
  border-radius: 999px;
  border: 1px solid transparent;
  font-family: var(--font-body);
  font-weight: 600;
  font-size: 0.95rem;
  letter-spacing: -0.005em;
  line-height: 1.2;
  cursor: pointer;
  white-space: nowrap;
  transition: background-color var(--transition), border-color var(--transition), color var(--transition), box-shadow var(--transition), transform var(--transition);
}
.btn-primary {
  background: var(--accent);
  color: var(--on-accent);
  box-shadow: 0 0 0 0 var(--accent-glow);
}
.btn-primary:hover {
  background: var(--accent-hover);
  box-shadow: 0 10px 34px -8px rgba(31, 111, 235, 0.7);
}
.btn-primary:disabled { opacity: 0.6; cursor: not-allowed; }
.btn-ghost {
  background: transparent;
  color: var(--text);
  border-color: var(--border-strong);
}
.btn-ghost:hover { border-color: rgba(255, 255, 255, 0.4); background: rgba(255, 255, 255, 0.04); }
.btn-lg { min-height: 54px; padding: 15px 28px; font-size: 1rem; }
.btn-block { width: 100%; }

.text-link {
  color: var(--text);
  text-decoration: underline;
  text-decoration-color: var(--accent-bright);
  text-underline-offset: 0.2em;
  text-decoration-thickness: 1px;
  transition: color var(--transition);
}
.text-link:hover { color: var(--accent-bright); }

/* ============ Header ============ */
.site-header {
  position: sticky;
  top: 0;
  z-index: 100;
  border-bottom: 1px solid transparent;
  transition: background-color var(--transition), border-color var(--transition), backdrop-filter var(--transition);
}
.site-header.is-scrolled {
  background: rgba(10, 11, 13, 0.82);
  -webkit-backdrop-filter: blur(16px) saturate(140%);
  backdrop-filter: blur(16px) saturate(140%);
  border-bottom-color: var(--border);
}
/* backdrop-filter would trap the fixed mobile menu inside the header */
body.nav-open .site-header {
  background: var(--bg);
  -webkit-backdrop-filter: none;
  backdrop-filter: none;
  border-bottom-color: var(--border);
}

.header-inner {
  display: flex;
  align-items: center;
  gap: 32px;
  height: var(--header-h);
}
.header-inner > .wordmark { position: relative; z-index: 2; }

.main-nav { margin-left: auto; }
.main-nav-list { display: flex; gap: 6px; }
.main-nav-list a {
  display: inline-flex;
  align-items: center;
  min-height: 44px;
  padding: 0 14px;
  font-size: 0.93rem;
  font-weight: 500;
  color: var(--text-muted);
  border-radius: 999px;
  transition: color var(--transition), background-color var(--transition);
}
.main-nav-list a:hover { color: var(--text); background: rgba(255, 255, 255, 0.04); }
.main-nav-list a.is-active { color: var(--text); }
.main-nav-footer { display: none; }

.header-cta { flex-shrink: 0; min-height: 42px; padding: 10px 20px; font-size: 0.9rem; }

.nav-toggle {
  display: none;
  position: relative;
  z-index: 2;
  margin-left: auto;
  width: 48px;
  height: 48px;
  border: 1px solid var(--border-strong);
  border-radius: 999px;
  background: transparent;
  cursor: pointer;
}
.nav-toggle-bars {
  position: absolute;
  inset: 0;
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  gap: 6px;
}
.nav-toggle-bars span {
  display: block;
  width: 18px;
  height: 1.5px;
  background: var(--text);
  border-radius: 2px;
  transition: transform var(--transition);
}
.nav-toggle[aria-expanded="true"] .nav-toggle-bars span:nth-child(1) { transform: translateY(3.75px) rotate(45deg); }
.nav-toggle[aria-expanded="true"] .nav-toggle-bars span:nth-child(2) { transform: translateY(-3.75px) rotate(-45deg); }

/* ============ Hero ============ */
.hero {
  position: relative;
  padding: clamp(48px, 8vw, 112px) 0 clamp(40px, 5vw, 64px);
  min-height: min(calc(100svh - var(--header-h)), 960px);
  display: flex;
  flex-direction: column;
  justify-content: center;
  overflow: hidden;
  isolation: isolate;
}
.hero::before {
  /* very subtle top-right light */
  content: "";
  position: absolute;
  inset: -20% -10% auto auto;
  width: 70vw;
  height: 70vw;
  max-width: 1000px;
  max-height: 1000px;
  background: radial-gradient(closest-side, rgba(31, 111, 235, 0.13), transparent 70%);
  z-index: -1;
  pointer-events: none;
}

.hero-inner {
  display: grid;
  grid-template-columns: minmax(0, 7fr) minmax(0, 5fr);
  align-items: center;
  gap: 24px;
}
.hero-copy { position: relative; z-index: 1; max-width: 800px; }

.eyebrow {
  display: inline-flex;
  align-items: center;
  gap: 12px;
  margin-bottom: 28px;
  font-size: 0.8rem;
  font-weight: 500;
  letter-spacing: 0.14em;
  text-transform: uppercase;
  color: var(--text-muted);
}
.eyebrow::before {
  content: "";
  width: 28px;
  height: 1px;
  background: var(--accent-bright);
}

.hero-title { margin-bottom: 28px; max-width: 14ch; }
.hero-lead {
  max-width: 34em;
  font-size: clamp(1.05rem, 0.98rem + 0.3vw, 1.2rem);
  line-height: 1.6;
  margin-bottom: 40px;
}
.hero-actions { display: flex; flex-wrap: wrap; gap: 12px; }

.hero-visual {
  position: relative;
  aspect-ratio: 1 / 1;
  width: 110%;
  max-width: 640px;
  justify-self: end;
  margin-right: -5%;
}
.hero-visual::before {
  /* fallback / base light: page looks complete without WebGL */
  content: "";
  position: absolute;
  inset: 18%;
  border-radius: 50%;
  background: radial-gradient(closest-side, rgba(77, 141, 255, 0.16), transparent 72%);
}
#hero-canvas {
  position: absolute;
  inset: 0;
  width: 100%;
  height: 100%;
  opacity: 0;
  transition: opacity 1.2s var(--ease);
}
#hero-canvas.is-ready { opacity: 1; }

.hero-meta {
  display: flex;
  flex-wrap: wrap;
  gap: 10px 32px;
  margin-top: clamp(48px, 7vw, 96px);
  padding-top: 24px;
  border-top: 1px solid var(--border);
  font-size: 0.85rem;
  color: var(--text-dim);
}
.hero-meta li { display: inline-flex; align-items: center; gap: 10px; }
.hero-meta li::before {
  content: "";
  width: 4px;
  height: 4px;
  border-radius: 50%;
  background: var(--accent-bright);
}

/* ============ Sections ============ */
.section { padding: var(--section-space) 0; position: relative; }
.section-alt {
  background: var(--bg-alt);
  border-block: 1px solid var(--border);
}

.section-label {
  display: flex;
  align-items: center;
  gap: 12px;
  margin: 0;
  font-size: 0.8rem;
  font-weight: 500;
  letter-spacing: 0.14em;
  text-transform: uppercase;
  color: var(--text-muted);
}
.section-label::before {
  content: "";
  width: 28px;
  height: 1px;
  background: var(--accent-bright);
  flex-shrink: 0;
}

.section-head {
  display: grid;
  grid-template-columns: minmax(0, 3fr) minmax(0, 9fr);
  gap: 24px 32px;
  align-items: start;
  margin-bottom: clamp(48px, 6vw, 88px);
}
.section-head .section-label { padding-top: 0.9em; }
.section-head h2 { max-width: 16ch; margin-bottom: 0.45em; }
.section-lead { max-width: 36em; font-size: 1.1rem; }

.index {
  display: block;
  font-family: var(--font-display);
  font-size: 0.85rem;
  font-weight: 500;
  font-variant-numeric: tabular-nums;
  letter-spacing: 0.04em;
  color: var(--accent-bright);
}

/* ============ Positioning ============ */
.positioning { padding-top: clamp(80px, 9vw, 140px); }
.positioning-grid {
  display: grid;
  grid-template-columns: minmax(0, 8fr) minmax(0, 4fr);
  gap: 32px 64px;
  align-items: end;
  margin-bottom: clamp(64px, 8vw, 120px);
}
.statement {
  margin: 0;
  font-size: clamp(2.2rem, 1.2rem + 4.4vw, 5.25rem);
  line-height: 1.02;
  letter-spacing: -0.04em;
  color: var(--text-dim);
}
.statement span { color: var(--text); display: inline; }
.positioning-text { font-size: 1.1rem; max-width: 28em; }

.principles {
  display: grid;
  grid-template-columns: repeat(4, minmax(0, 1fr));
  border-top: 1px solid var(--border);
}
.principle {
  padding: 32px 28px 8px 0;
  position: relative;
}
.principle + .principle { padding-left: 28px; border-left: 1px solid var(--border); }
.principle .index { margin-bottom: 40px; }
.principle h3 { font-size: 1.15rem; margin-bottom: 0.6em; }
.principle p { font-size: 0.97rem; }

/* ============ Services ============ */
.service-list { border-top: 1px solid var(--border); counter-reset: none; }
.service {
  display: grid;
  grid-template-columns: minmax(0, 3fr) minmax(0, 4fr) minmax(0, 5fr);
  gap: 16px 32px;
  align-items: baseline;
  padding: clamp(28px, 3.5vw, 44px) 0;
  border-bottom: 1px solid var(--border);
  position: relative;
}
.service::after {
  content: "";
  position: absolute;
  left: 0;
  bottom: -1px;
  height: 1px;
  width: 100%;
  background: var(--accent-bright);
  transform: scaleX(0);
  transform-origin: left;
  transition: transform 700ms var(--ease);
}
.service:hover::after { transform: scaleX(1); }
.service h3 {
  margin: 0;
  font-size: clamp(1.6rem, 1.1rem + 1.8vw, 2.6rem);
  letter-spacing: -0.03em;
  transition: transform 500ms var(--ease);
}
.service:hover h3 { transform: translateX(6px); }
.service p { max-width: 30em; }

.included {
  display: grid;
  grid-template-columns: minmax(0, 3fr) minmax(0, 9fr);
  gap: 16px 32px;
  margin-top: 40px;
  align-items: baseline;
}
.included-label {
  margin: 0;
  font-size: 0.8rem;
  letter-spacing: 0.14em;
  text-transform: uppercase;
  color: var(--text-dim);
}
.included-list {
  display: flex;
  flex-wrap: wrap;
  gap: 8px 28px;
  color: var(--text);
  font-size: 0.98rem;
}
.included-list li { display: inline-flex; align-items: center; gap: 10px; }
.included-list li::before {
  content: "";
  width: 12px;
  height: 1px;
  background: var(--accent-bright);
}

/* ============ Process ============ */
.process {
  display: grid;
  grid-template-columns: repeat(4, minmax(0, 1fr));
  gap: 0 32px;
  position: relative;
}
.process-step { position: relative; padding-top: 44px; }
.process-step::before {
  /* the track */
  content: "";
  position: absolute;
  top: 6px;
  left: 0;
  right: -32px;
  height: 1px;
  background: var(--border-strong);
}
.process-step:last-child::before { right: 0; }
.process-step::after {
  /* the node */
  content: "";
  position: absolute;
  top: 1px;
  left: 0;
  width: 11px;
  height: 11px;
  border-radius: 50%;
  background: var(--bg-alt);
  border: 1px solid var(--accent-bright);
  transition: background-color var(--transition), box-shadow var(--transition);
}
.process-step:hover::after { background: var(--accent-bright); box-shadow: 0 0 0 6px rgba(77, 141, 255, 0.14); }
.process-step .index { margin-bottom: 16px; }
.process-step h3 { margin-bottom: 0.6em; }
.process-step p { font-size: 0.98rem; max-width: 24em; }

/* ============ Industries ============ */
.industry-grid {
  display: grid;
  grid-template-columns: repeat(3, minmax(0, 1fr));
  gap: clamp(36px, 4vw, 56px) clamp(16px, 2vw, 28px);
}
.industry:nth-child(3n + 2) { margin-top: clamp(0px, 4vw, 64px); }
.industry picture {
  display: block;
  aspect-ratio: 4 / 5;
  overflow: hidden;
  border-radius: var(--radius);
  background: var(--surface);
  margin-bottom: 20px;
  position: relative;
}
.industry picture::after {
  content: "";
  position: absolute;
  inset: 0;
  border-radius: inherit;
  box-shadow: inset 0 0 0 1px rgba(255, 255, 255, 0.06);
  background: linear-gradient(to top, rgba(10, 11, 13, 0.35), transparent 40%);
  pointer-events: none;
}
.industry img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  filter: saturate(0.82) contrast(1.02);
  transform: scale(1.001);
  transition: transform 1100ms var(--ease), filter 600ms var(--ease);
}
.industry:hover img { transform: scale(1.04); filter: saturate(1) contrast(1.02); }
.industry h3 { font-size: 1.2rem; margin-bottom: 0.35em; }
.industry p { font-size: 0.95rem; max-width: 26em; }

.industry-footnote {
  margin-top: clamp(48px, 6vw, 80px);
  max-width: 36em;
  margin-left: calc(25% + 8px);
  font-size: 1.05rem;
  color: var(--text);
}

/* ============ Projects ============ */
.project-list { display: grid; gap: clamp(64px, 8vw, 120px); }
.project {
  display: grid;
  grid-template-columns: minmax(0, 7fr) minmax(0, 5fr);
  gap: 32px clamp(32px, 5vw, 80px);
  align-items: center;
}
.project:nth-child(even) .project-media { order: 2; }

.project-media {
  display: block;
  aspect-ratio: 16 / 11;
  border-radius: var(--radius);
  overflow: hidden;
  background: var(--surface);
  border: 1px solid var(--border);
}
.project-media img { width: 100%; height: 100%; object-fit: cover; }

.project-placeholder {
  position: relative;
  display: flex;
  flex-direction: column;
  justify-content: space-between;
  padding: clamp(20px, 3vw, 36px);
  background:
    linear-gradient(rgba(255,255,255,0.035) 1px, transparent 1px) 0 0 / 100% 48px,
    linear-gradient(90deg, rgba(255,255,255,0.035) 1px, transparent 1px) 0 0 / 48px 100%,
    radial-gradient(120% 90% at 85% 10%, rgba(31, 111, 235, 0.16), transparent 60%),
    var(--surface);
}
.placeholder-tag {
  align-self: flex-start;
  padding: 6px 12px;
  border: 1px solid rgba(77, 141, 255, 0.5);
  border-radius: 999px;
  font-size: 0.75rem;
  font-weight: 600;
  letter-spacing: 0.08em;
  text-transform: uppercase;
  color: var(--accent-bright);
  background: rgba(10, 11, 13, 0.6);
}
.placeholder-name {
  font-family: var(--font-display);
  font-weight: 600;
  font-size: clamp(2.6rem, 1.5rem + 5vw, 6rem);
  line-height: 0.95;
  letter-spacing: -0.045em;
  color: var(--text);
}
.placeholder-name span { color: var(--text-dim); font-weight: 500; }
.placeholder-note {
  font-size: 0.8rem;
  letter-spacing: 0.12em;
  text-transform: uppercase;
  color: var(--text-dim);
}

.project-tag {
  display: inline-flex;
  margin-bottom: 20px;
  padding: 6px 12px;
  border-radius: 999px;
  font-size: 0.75rem;
  font-weight: 600;
  letter-spacing: 0.08em;
  text-transform: uppercase;
  color: var(--accent-bright);
  border: 1px solid rgba(77, 141, 255, 0.5);
}
.project-body h3 { font-size: clamp(1.7rem, 1.2rem + 1.6vw, 2.5rem); letter-spacing: -0.03em; margin-bottom: 0.3em; }
.project-type { color: var(--text); font-size: 0.95rem; margin-bottom: 1.4em; }
.project-scope {
  display: flex;
  flex-wrap: wrap;
  gap: 8px;
  margin: 24px 0;
}
.project-scope li {
  padding: 5px 12px;
  border: 1px solid var(--border-strong);
  border-radius: 999px;
  font-size: 0.82rem;
  color: var(--text-muted);
}
.project-disclaimer {
  padding-top: 16px;
  border-top: 1px solid var(--border);
  font-size: 0.85rem;
  color: var(--text-dim);
}

/* ============ About ============ */
.about {
  display: grid;
  grid-template-columns: minmax(0, 3fr) minmax(0, 9fr);
  gap: 24px 32px;
  align-items: start;
}
.about .section-label { padding-top: 0.9em; }
.about-body h2 { max-width: 17ch; margin-bottom: 40px; }
.about-text {
  max-width: 40em;
  columns: 2 18em;
  column-gap: 40px;
}
.about-text p { font-size: 1.08rem; break-inside: avoid; }
.about-signoff {
  margin-top: 40px;
  padding-top: 20px;
  border-top: 1px solid var(--border);
  max-width: 40em;
  font-family: var(--font-display);
  font-size: 1rem;
  font-weight: 500;
  color: var(--text);
}

/* ============ CTA + Contact ============ */
.section-cta {
  overflow: hidden;
  isolation: isolate;
  border-top: 1px solid var(--border);
  background:
    radial-gradient(80% 60% at 50% 0%, rgba(31, 111, 235, 0.2), transparent 70%),
    var(--bg);
}
.cta-glow {
  position: absolute;
  top: -1px;
  left: 50%;
  width: min(900px, 90%);
  height: 1px;
  transform: translateX(-50%);
  background: linear-gradient(90deg, transparent, var(--accent-bright), transparent);
  z-index: -1;
}
.cta-head {
  display: flex;
  flex-direction: column;
  align-items: center;
  text-align: center;
  margin: 0 auto clamp(64px, 8vw, 112px);
  max-width: 980px;
}
.cta-head .section-label { margin-bottom: 28px; }
.cta-head h2 { font-size: clamp(2.2rem, 1.2rem + 4vw, 4.6rem); max-width: 18ch; }
.cta-head .section-lead { margin-bottom: 40px; }
.cta-actions { display: flex; flex-wrap: wrap; gap: 12px; justify-content: center; }

.contact-grid {
  display: grid;
  grid-template-columns: minmax(0, 7fr) minmax(0, 5fr);
  gap: 40px clamp(40px, 6vw, 96px);
  align-items: start;
  padding-top: clamp(48px, 6vw, 72px);
  border-top: 1px solid var(--border);
}

.contact-form-title { font-size: 1.35rem; margin-bottom: 28px; }
.form-cols { display: grid; grid-template-columns: repeat(2, minmax(0, 1fr)); gap: 0 20px; }
.form-row { margin-bottom: 22px; }
.form-row label {
  display: block;
  margin-bottom: 8px;
  font-size: 0.88rem;
  font-weight: 500;
  color: var(--text);
}
.form-row input,
.form-row textarea {
  width: 100%;
  min-height: 52px;
  padding: 14px 16px;
  border-radius: var(--radius-sm);
  border: 1px solid var(--border-strong);
  background: rgba(255, 255, 255, 0.03);
  color: var(--text);
  font-size: 1rem;
  transition: border-color var(--transition), background-color var(--transition), box-shadow var(--transition);
}
.form-row textarea { resize: vertical; min-height: 140px; line-height: 1.5; }
.form-row input:hover,
.form-row textarea:hover { border-color: rgba(255, 255, 255, 0.28); }
.form-row input:focus,
.form-row textarea:focus {
  outline: none;
  border-color: var(--accent-bright);
  background: rgba(255, 255, 255, 0.05);
  box-shadow: 0 0 0 4px rgba(77, 141, 255, 0.16);
}
.form-row input.is-invalid,
.form-row textarea.is-invalid { border-color: var(--danger); }
.required-mark { color: var(--accent-bright); }
.field-error {
  display: block;
  min-height: 0;
  margin-top: 6px;
  font-size: 0.85rem;
  color: var(--danger);
}
.field-error:empty { margin: 0; }
.form-row-honeypot {
  position: absolute !important;
  left: -9999px;
  width: 1px;
  height: 1px;
  overflow: hidden;
}

.form-notice {
  margin: 4px 0 22px;
  padding: 14px 16px;
  border-left: 2px solid var(--accent-bright);
  background: rgba(77, 141, 255, 0.07);
  border-radius: 0 var(--radius-sm) var(--radius-sm) 0;
  font-size: 0.9rem;
  color: var(--text-muted);
}
.form-notice a { color: var(--text); text-decoration: underline; text-underline-offset: 0.2em; }
.form-status { margin: 14px 0 0; font-size: 0.92rem; min-height: 1.4em; color: var(--text-muted); }
.form-status.is-error { color: var(--danger); }
.form-status.is-success { color: var(--success); }
.form-status.is-info { color: var(--text); }

.contact-aside { display: grid; gap: 0; }
.contact-item { padding: 24px 0; border-bottom: 1px solid var(--border); }
.contact-item:first-child { padding-top: 0; }
.contact-item-label {
  margin-bottom: 10px;
  font-size: 0.78rem;
  letter-spacing: 0.14em;
  text-transform: uppercase;
  color: var(--text-dim);
}
.contact-email {
  font-family: var(--font-display);
  font-size: clamp(1.3rem, 1rem + 1.2vw, 1.9rem);
  font-weight: 600;
  letter-spacing: -0.02em;
  color: var(--text);
  overflow-wrap: anywhere;
  background-image: linear-gradient(var(--accent-bright), var(--accent-bright));
  background-size: 0 1px;
  background-position: 0 100%;
  background-repeat: no-repeat;
  transition: background-size 600ms var(--ease), color var(--transition);
}
.contact-email:hover { background-size: 100% 1px; }

/* ============ Footer ============ */
.site-footer {
  padding: clamp(72px, 9vw, 120px) 0 32px;
  border-top: 1px solid var(--border);
  background: var(--bg);
}
.footer-top {
  display: grid;
  grid-template-columns: minmax(0, 6fr) minmax(0, 3fr) minmax(0, 3fr);
  gap: 48px 32px;
  padding-bottom: clamp(56px, 7vw, 96px);
}
.footer-brand p { margin-top: 28px; color: var(--text-muted); }
.footer-label {
  margin-bottom: 18px;
  font-size: 0.78rem;
  letter-spacing: 0.14em;
  text-transform: uppercase;
  color: var(--text-dim);
}
.footer-col ul { display: grid; gap: 2px; }
.footer-col a {
  display: inline-flex;
  align-items: center;
  min-height: 36px;
  color: var(--text-muted);
  transition: color var(--transition);
  overflow-wrap: anywhere;
}
.footer-col a:hover { color: var(--text); }
.footer-bottom {
  display: flex;
  flex-wrap: wrap;
  justify-content: space-between;
  align-items: center;
  gap: 12px 24px;
  padding-top: 24px;
  border-top: 1px solid var(--border);
  font-size: 0.85rem;
}
.footer-bottom p { color: var(--text-dim); }
.to-top {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  min-height: 44px;
  color: var(--text-muted);
  transition: color var(--transition);
}
.to-top:hover { color: var(--text); }

/* ============ Motion (only when JS confirms motion is OK) ============ */
.motion [data-reveal],
.motion [data-reveal-group] > * {
  opacity: 0;
  transform: translateY(22px);
  transition: opacity 900ms var(--ease), transform 900ms var(--ease);
  transition-delay: var(--reveal-delay, 0ms);
}
.motion [data-reveal].is-visible,
.motion [data-reveal-group].is-visible > * {
  opacity: 1;
  transform: none;
}

/* ============ Responsive ============ */
@media (max-width: 1100px) {
  .principles { grid-template-columns: repeat(2, minmax(0, 1fr)); }
  .principle:nth-child(3) { padding-left: 0; border-left: 0; }
  .principle:nth-child(n + 3) { border-top: 1px solid var(--border); }
  .principle { padding-bottom: 32px; }
}

@media (max-width: 960px) {
  :root { --header-h: 64px; }

  .header-cta { display: none; }
  .nav-toggle { display: block; }

  .main-nav {
    position: fixed;
    inset: 0;
    z-index: 1;
    display: flex;
    flex-direction: column;
    justify-content: space-between;
    margin: 0;
    padding: calc(var(--header-h) + 24px) var(--gutter) max(28px, env(safe-area-inset-bottom));
    background: var(--bg);
    overflow-y: auto;
    visibility: hidden;
    opacity: 0;
    transform: translateY(-8px);
    transition: opacity 320ms var(--ease), transform 320ms var(--ease), visibility 0s linear 320ms;
  }
  .main-nav.is-open {
    visibility: visible;
    opacity: 1;
    transform: none;
    transition: opacity 320ms var(--ease), transform 320ms var(--ease), visibility 0s;
  }
  .main-nav-list { flex-direction: column; gap: 0; }
  .main-nav-list li { border-bottom: 1px solid var(--border); }
  .main-nav-list a {
    display: flex;
    width: 100%;
    min-height: 64px;
    padding: 0;
    border-radius: 0;
    font-family: var(--font-display);
    font-size: clamp(1.75rem, 1.2rem + 3vw, 2.5rem);
    font-weight: 600;
    letter-spacing: -0.03em;
    color: var(--text);
  }
  .main-nav-list a:hover { background: transparent; color: var(--accent-bright); }
  .main-nav-footer {
    display: grid;
    gap: 16px;
    padding-top: 32px;
  }
  .main-nav-email {
    display: inline-flex;
    justify-content: center;
    min-height: 44px;
    align-items: center;
    color: var(--text-muted);
  }

  .hero { min-height: 0; }
  .hero-inner { grid-template-columns: minmax(0, 1fr); gap: 0; }
  .hero-title { max-width: 14ch; }
  .hero-visual {
    order: -1;
    width: min(78vw, 440px);
    margin: -8px auto -24px;
  }

  .section-head,
  .about,
  .included { grid-template-columns: minmax(0, 1fr); }
  .section-head .section-label,
  .about .section-label { padding-top: 0; }

  .positioning-grid { grid-template-columns: minmax(0, 1fr); }

  .service { grid-template-columns: 56px minmax(0, 1fr); }
  .service p { grid-column: 2; }

  .process { grid-template-columns: repeat(2, minmax(0, 1fr)); gap: 48px 32px; }
  .process-step:nth-child(2)::before { right: 0; }

  .industry-grid { grid-template-columns: repeat(2, minmax(0, 1fr)); }
  .industry:nth-child(3n + 2) { margin-top: 0; }
  .industry:nth-child(even) { margin-top: 48px; }
  .industry-footnote { margin-left: 0; }

  .project,
  .contact-grid { grid-template-columns: minmax(0, 1fr); }
  .project:nth-child(even) .project-media { order: 0; }

  .footer-top { grid-template-columns: repeat(2, minmax(0, 1fr)); }
  .footer-brand { grid-column: 1 / -1; }
}

@media (max-width: 620px) {
  body { font-size: 1rem; }

  .hero { padding-top: 24px; }
  .hero-visual { width: min(86vw, 360px); margin-bottom: -12px; }
  .eyebrow { margin-bottom: 20px; font-size: 0.72rem; }
  .hero-title { margin-bottom: 20px; }
  .hero-lead { margin-bottom: 32px; }
  .hero-actions { flex-direction: column; }
  .hero-actions .btn { width: 100%; }
  .hero-meta { gap: 8px 20px; margin-top: 48px; font-size: 0.8rem; }

  .principles { grid-template-columns: minmax(0, 1fr); }
  .principle,
  .principle + .principle { padding: 28px 0; border-left: 0; }
  .principle + .principle { border-top: 1px solid var(--border); }
  .principle .index { margin-bottom: 16px; }

  .service { grid-template-columns: minmax(0, 1fr); gap: 10px; }
  .service p { grid-column: auto; }

  .process { grid-template-columns: minmax(0, 1fr); gap: 0; }
  .process-step { padding: 0 0 40px 36px; }
  .process-step:last-child { padding-bottom: 0; }
  .process-step::before,
  .process-step:nth-child(2)::before,
  .process-step:last-child::before {
    top: 6px;
    bottom: 0;
    left: 5px;
    right: auto;
    width: 1px;
    height: auto;
  }
  .process-step:last-child::before { display: none; }
  .process-step::after { top: 1px; }

  .industry-grid { gap: 32px 14px; }
  .industry:nth-child(even) { margin-top: 32px; }
  .industry picture { margin-bottom: 14px; border-radius: 10px; }
  .industry h3 { font-size: 1rem; }
  .industry p { font-size: 0.85rem; }

  .project-media { aspect-ratio: 4 / 3; }

  .about-text { columns: 1; }

  .cta-head { text-align: left; align-items: flex-start; }
  .cta-actions { flex-direction: column; width: 100%; }
  .cta-actions .btn { width: 100%; }

  .form-cols { grid-template-columns: minmax(0, 1fr); }
  .contact-form .btn { width: 100%; }

  .footer-top { grid-template-columns: minmax(0, 1fr); gap: 40px; }
}

@media (max-width: 359px) {
  .industry-grid { grid-template-columns: minmax(0, 1fr); }
  .industry:nth-child(even) { margin-top: 0; }
  .industry picture { aspect-ratio: 16 / 11; }
  .wordmark-sub { letter-spacing: 0.26em; }
  .btn-lg { padding-inline: 20px; }
}

/* Hover effects only for real pointers */
@media (hover: none) {
  .service:hover h3,
  .industry:hover img { transform: none; }
  .service:hover::after { transform: scaleX(0); }
}