@import url('https://fonts.googleapis.com/css2?family=Inter:wght@300;400;500;600;700;800;900&display=swap');

/* ─── PERFORMANCE HINTS ─────────────────────────────────────────── */
/* font-display: swap is handled by Google Fonts &display=swap param */

:root {
  --bg:       #0B1220;
  --bg-alt:   #0F1829;
  --bg-card:  #141E30;
  --gold:     #F5A800;
  --white:    #FFFFFF;
  --gray:     #8B9CB5;
  --gray-lt:  #B4C2D4;
  --border:   rgba(255,255,255,0.07);
  --border-gold: rgba(245,168,0,0.3);

  /* Timing system */
  --ease-out:   cubic-bezier(0.16, 1, 0.3, 1);
  --ease-io:    cubic-bezier(0.4, 0, 0.2, 1);
  --t-xs:  180ms;
  --t-sm:  240ms;
  --t-md:  320ms;
  --t-lg:  480ms;
}

*, *::before, *::after { box-sizing: border-box; margin: 0; padding: 0; }
html { scroll-behavior: smooth; font-size: 16px; }

/* ── Selection ──────────────────────────────────────────────── */
::selection { background: rgba(245,168,0,0.22); color: #ffffff; }

/* ── Scrollbar ──────────────────────────────────────────────── */
::-webkit-scrollbar { width: 3px; }
::-webkit-scrollbar-track { background: var(--bg); }
::-webkit-scrollbar-thumb { background: rgba(245,168,0,0.28); border-radius: 2px; }
::-webkit-scrollbar-thumb:hover { background: rgba(245,168,0,0.55); }

/* ── Focus ──────────────────────────────────────────────────── */
:focus-visible {
  outline: 1.5px solid rgba(245,168,0,0.65);
  outline-offset: 3px;
  border-radius: 2px;
}

body {
  font-family: 'Inter', -apple-system, BlinkMacSystemFont, sans-serif;
  background: var(--bg);
  color: var(--white);
  line-height: 1.6;
  -webkit-font-smoothing: antialiased;
  /* Subtle luminance gradient — premium depth without color shift */
  background-image: radial-gradient(ellipse 90% 50% at 50% 0%, rgba(20,32,56,0.9) 0%, transparent 70%);
}

a { color: inherit; text-decoration: none; }
img { display: block; max-width: 100%; }

.container {
  max-width: 1180px;
  margin: 0 auto;
  padding: 0 32px;
}

/* ─── NAV ───────────────────────────────────────────────────────── */
nav {
  position: fixed;
  top: 0; left: 0; right: 0;
  z-index: 100;
  height: 70px;
  display: flex;
  align-items: center;
  background: rgba(11,18,32,0.96);
  backdrop-filter: blur(16px);
  border-bottom: 1px solid var(--border);
}

.nav-inner {
  width: 100%;
  max-width: 1180px;
  margin: 0 auto;
  padding: 0 32px;
  display: flex;
  align-items: center;
  justify-content: space-between;
}

.nav-logo img {
  height: 46px;
  width: auto;
  mix-blend-mode: lighten;
}

.nav-links {
  display: flex;
  align-items: center;
  gap: 40px;
  list-style: none;
}

.nav-links a {
  font-size: 13px;
  font-weight: 500;
  color: var(--gray-lt);
  letter-spacing: 0.2px;
  transition: color 0.2s;
}

.nav-links a:hover { color: var(--white); transition: color var(--t-xs) var(--ease-io); }

.nav-quote {
  background: var(--gold);
  color: #000;
  font-weight: 700;
  font-size: 13px;
  padding: 10px 24px;
  border-radius: 2px;
  letter-spacing: 0.3px;
  transition: background var(--t-xs) var(--ease-io),
              box-shadow var(--t-xs) var(--ease-io),
              transform var(--t-xs) var(--ease-io);
}

.nav-quote:hover {
  background: #FFB300;
  transform: translateY(-1px);
  box-shadow: 0 4px 16px rgba(245,168,0,0.3);
}

/* ─── HERO ──────────────────────────────────────────────────────── */
.hero {
  min-height: 100vh;
  display: flex;
  align-items: center;
  padding: 120px 0 80px;
  position: relative;
  overflow: visible; /* visible = no stacking context — lets mix-blend-mode blend through to background */
  background: linear-gradient(160deg, #0B1220 0%, #0D1629 60%, #0B1220 100%);
}

/* Subtle topographic depth in hero background */
.hero::before {
  content: '';
  position: absolute;
  inset: 0;
  background:
    radial-gradient(ellipse 130% 90% at 64% 49%, transparent 28%, rgba(245,168,0,0.013) 52%, transparent 72%),
    radial-gradient(ellipse 88%  60% at 64% 49%, transparent 38%, rgba(245,168,0,0.018) 60%, transparent 80%),
    radial-gradient(ellipse 55%  38% at 64% 49%, transparent 48%, rgba(245,168,0,0.022) 64%, transparent 84%),
    radial-gradient(ellipse 28%  20% at 64% 49%, transparent 55%, rgba(245,168,0,0.028) 70%, transparent 88%);
  pointer-events: none;
  z-index: 0;
}

.hero-accent-line {
  position: absolute;
  top: 0; left: 0; right: 0;
  height: 3px;
  background: linear-gradient(90deg, transparent 0%, var(--gold) 40%, transparent 100%);
  opacity: 0.6;
}

.hero-content { max-width: 760px; }

.hero-overline {
  font-size: 13px;
  font-weight: 700;
  letter-spacing: 2.5px;
  text-transform: uppercase;
  color: var(--gold);
  margin-bottom: 28px;
  display: flex;
  align-items: center;
  gap: 16px;
  opacity: 0.95;
}

.hero-overline::before {
  content: '';
  display: block;
  width: 32px;
  height: 1px;
  background: var(--gold);
}

.hero-headline {
  font-size: clamp(58px, 9vw, 112px);
  font-weight: 900;
  line-height: 1.02;
  letter-spacing: -4px;
  margin-bottom: 32px;
}

.hero-headline .gold { color: var(--gold); }

.hero-body {
  font-size: 19px;
  color: var(--gray-lt);
  line-height: 1.72;
  max-width: 520px;
  margin-bottom: 52px;
  font-weight: 400;
}

.hero-actions {
  display: flex;
  align-items: center;
  gap: 24px;
}

.btn-primary {
  display: inline-block;
  background: var(--gold);
  color: #000;
  font-weight: 700;
  font-size: 14px;
  padding: 15px 36px;
  border-radius: 2px;
  letter-spacing: 0.5px;
  text-transform: uppercase;
  font-size: 12px;
  transition: background var(--t-sm) var(--ease-io),
              transform var(--t-sm) var(--ease-out),
              box-shadow var(--t-sm) var(--ease-io);
}

.btn-primary:hover {
  background: #FFB300;
  transform: translateY(-2px);
  box-shadow: 0 10px 28px rgba(245,168,0,0.28);
}

.btn-ghost {
  display: inline-block;
  color: var(--gray-lt);
  font-size: 12px;
  font-weight: 600;
  letter-spacing: 0.5px;
  text-transform: uppercase;
  padding: 15px 0;
  border-bottom: 1px solid var(--border-gold);
  transition: color var(--t-sm) var(--ease-io), border-color var(--t-sm) var(--ease-io);
}

.btn-ghost:hover {
  color: var(--gold);
  border-color: var(--gold);
}

/* ─── STATS BAR ─────────────────────────────────────────────────── */
.stats-bar {
  background: var(--bg-card);
  border-top: 1px solid var(--border);
  border-bottom: 1px solid var(--border);
  padding: 0;
}

.stats-inner {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
}

.stat-block {
  padding: 44px 40px;
  border-right: 1px solid var(--border);
}

.stat-block:last-child { border-right: none; }

.stat-number {
  font-size: 44px;
  font-weight: 900;
  color: var(--gold);
  letter-spacing: -2px;
  line-height: 1;
}

.stat-label {
  font-size: 11px;
  color: var(--gray);
  margin-top: 8px;
  font-weight: 600;
  text-transform: uppercase;
  letter-spacing: 1.5px;
}

/* ─── SECTION BASE ──────────────────────────────────────────────── */
.section { padding: 120px 0; }
.section-alt {
  background: linear-gradient(180deg, var(--bg-alt) 0%, #0D1729 100%);
}

.overline {
  font-size: 11px;
  font-weight: 700;
  letter-spacing: 3px;
  text-transform: uppercase;
  color: var(--gold);
  margin-bottom: 16px;
  display: flex;
  align-items: center;
  gap: 12px;
}

.overline::before {
  content: '';
  display: block;
  width: 24px;
  height: 1px;
  background: var(--gold);
}

.section-heading {
  font-size: clamp(36px, 5vw, 58px);
  font-weight: 800;
  letter-spacing: -2px;
  line-height: 1.06;
  margin-bottom: 18px;
}

.section-sub {
  font-size: 18px;
  color: var(--gray-lt);
  line-height: 1.72;
  max-width: 600px;
  font-weight: 400;
}

/* ─── SERVICES ──────────────────────────────────────────────────── */
.services-list {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 1px;
  background: var(--border);
  border: 1px solid var(--border);
  margin-top: 64px;
}

.service-item {
  background: var(--bg);
  padding: 52px 44px;
  position: relative;
  transition: background var(--t-sm) var(--ease-io),
              border-left-color var(--t-sm) var(--ease-io),
              box-shadow var(--t-sm) var(--ease-io);
  border-left: 3px solid transparent;
}

.service-item:hover {
  background: var(--bg-card);
  border-left-color: var(--gold);
  box-shadow: inset 0 0 48px rgba(245,168,0,0.03);
}

.service-num {
  font-size: 11px;
  font-weight: 700;
  color: var(--gold);
  letter-spacing: 2px;
  margin-bottom: 12px;
}

.service-name {
  font-size: 20px;
  font-weight: 700;
  margin-bottom: 14px;
  letter-spacing: -0.3px;
}

.service-desc {
  font-size: 15px;
  color: var(--gray-lt);
  line-height: 1.75;
}

/* ─── LIDAR SPOTLIGHT ───────────────────────────────────────────── */
.lidar-block {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 80px;
  align-items: center;
  margin-top: 72px;
}

.lidar-text h3 {
  font-size: clamp(28px, 4vw, 42px);
  font-weight: 800;
  letter-spacing: -1px;
  line-height: 1.1;
  margin-bottom: 20px;
}

.lidar-text p {
  font-size: 16px;
  color: var(--gray-lt);
  line-height: 1.8;
  margin-bottom: 36px;
}

.spec-table { width: 100%; border-collapse: collapse; }

.spec-table tr {
  border-bottom: 1px solid var(--border);
}

.spec-table tr:last-child { border-bottom: none; }

.spec-table td {
  padding: 14px 0;
  font-size: 14px;
}

.spec-table td:first-child {
  color: var(--gray);
  font-weight: 500;
  width: 50%;
}

.spec-table td:last-child {
  color: var(--white);
  font-weight: 600;
  text-align: right;
}

.lidar-panel {
  background: var(--bg-card);
  border: 1px solid var(--border-gold);
  border-radius: 4px;
  padding: 52px;
}

.lidar-panel-label {
  font-size: 11px;
  font-weight: 700;
  letter-spacing: 3px;
  text-transform: uppercase;
  color: var(--gold);
  margin-bottom: 32px;
}

.lidar-panel-num {
  font-size: 80px;
  font-weight: 900;
  color: var(--gold);
  letter-spacing: -4px;
  line-height: 1;
}

.lidar-panel-unit {
  font-size: 16px;
  color: var(--gray);
  margin-top: 8px;
  font-weight: 500;
}

.lidar-panel-divider {
  height: 1px;
  background: var(--border);
  margin: 36px 0;
}

.lidar-panel-items { display: flex; flex-direction: column; gap: 16px; }

.lidar-panel-item {
  display: flex;
  justify-content: space-between;
  align-items: center;
  font-size: 14px;
}

.lidar-panel-item span:first-child { color: var(--gray); }
.lidar-panel-item span:last-child { font-weight: 600; }

/* ─── INDUSTRIES ────────────────────────────────────────────────── */
.industries-grid {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 1px;
  background: var(--border);
  border: 1px solid var(--border);
  margin-top: 64px;
}

.industry-item {
  background: var(--bg-alt);
  padding: 40px 32px;
  transition: background var(--t-sm) var(--ease-io);
}

.industry-item:hover {
  background: var(--bg-card);
}

.industry-name {
  font-size: 16px;
  font-weight: 700;
  margin-bottom: 10px;
}

.industry-desc {
  font-size: 13px;
  color: var(--gray);
  line-height: 1.65;
}

/* ─── DELIVERABLES ──────────────────────────────────────────────── */
.deliver-list {
  margin-top: 64px;
  display: flex;
  flex-direction: column;
}

.deliver-row {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 0;
}

.deliver-item {
  padding: 32px 0;
  border-bottom: 1px solid var(--border);
  display: flex;
  align-items: flex-start;
  gap: 20px;
}

.deliver-row:last-child .deliver-item { border-bottom: none; }

.deliver-dot {
  width: 6px;
  height: 6px;
  background: var(--gold);
  border-radius: 50%;
  flex-shrink: 0;
  margin-top: 8px;
}

.deliver-name {
  font-size: 15px;
  font-weight: 700;
  margin-bottom: 6px;
}

.deliver-desc {
  font-size: 13px;
  color: var(--gray);
  line-height: 1.65;
}

/* ─── CTA BAND ──────────────────────────────────────────────────── */
.cta-band {
  background: var(--gold);
  padding: 80px 0;
}

.cta-band-inner {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 48px;
}

.cta-band-heading {
  font-size: clamp(28px, 4vw, 44px);
  font-weight: 800;
  color: #000;
  letter-spacing: -1px;
  line-height: 1.1;
}

.cta-band-sub {
  font-size: 16px;
  color: rgba(0,0,0,0.65);
  margin-top: 10px;
}

.btn-dark {
  flex-shrink: 0;
  background: #000;
  color: #fff;
  font-weight: 700;
  font-size: 12px;
  letter-spacing: 0.5px;
  text-transform: uppercase;
  padding: 16px 36px;
  border-radius: 2px;
  transition: background var(--t-sm) var(--ease-io),
              transform var(--t-sm) var(--ease-out);
  white-space: nowrap;
}

.btn-dark:hover {
  background: #111;
  transform: translateY(-2px);
}

/* ─── QUOTE SECTION ─────────────────────────────────────────────── */
.quote-section { background: var(--bg-alt); }

.quote-layout {
  display: grid;
  grid-template-columns: 1fr 1.1fr;
  gap: 80px;
  align-items: start;
}

.quote-pitch h3 {
  font-size: clamp(28px, 4vw, 44px);
  font-weight: 800;
  letter-spacing: -1px;
  line-height: 1.1;
  margin-bottom: 20px;
}

.quote-pitch p {
  font-size: 16px;
  color: var(--gray-lt);
  line-height: 1.8;
  margin-bottom: 36px;
}

.contact-detail {
  display: flex;
  flex-direction: column;
  gap: 16px;
}

.contact-row {
  display: flex;
  align-items: center;
  gap: 16px;
  padding: 16px 0;
  border-bottom: 1px solid var(--border);
}

.contact-row:last-child { border-bottom: none; }

.contact-label {
  font-size: 11px;
  font-weight: 700;
  letter-spacing: 2px;
  text-transform: uppercase;
  color: var(--gold);
  width: 80px;
  flex-shrink: 0;
}

.contact-value { font-size: 15px; color: var(--gray-lt); }

.quote-form {
  background: var(--bg-card);
  border: 1px solid var(--border);
  padding: 48px;
  border-radius: 4px;
}

.form-title {
  font-size: 22px;
  font-weight: 700;
  letter-spacing: -0.5px;
  margin-bottom: 32px;
}

.form-group { margin-bottom: 20px; }

.form-group label {
  display: block;
  font-size: 11px;
  font-weight: 700;
  letter-spacing: 1.5px;
  text-transform: uppercase;
  color: var(--gray);
  margin-bottom: 8px;
}

.form-group input,
.form-group select,
.form-group textarea {
  width: 100%;
  background: var(--bg);
  border: 1px solid var(--border);
  color: var(--white);
  font-family: 'Inter', sans-serif;
  font-size: 15px;
  padding: 12px 16px;
  border-radius: 2px;
  outline: none;
  transition: border-color 0.2s;
  -webkit-appearance: none;
}

.form-group input:focus,
.form-group select:focus,
.form-group textarea:focus { border-color: var(--gold); }

.form-group select option { background: var(--bg-card); }
.form-group textarea { min-height: 120px; resize: vertical; }

.form-row { display: grid; grid-template-columns: 1fr 1fr; gap: 16px; }

.form-submit {
  width: 100%;
  background: var(--gold);
  color: #000;
  font-weight: 700;
  font-size: 12px;
  letter-spacing: 1px;
  text-transform: uppercase;
  padding: 16px;
  border: none;
  border-radius: 2px;
  cursor: pointer;
  transition: background var(--t-sm) var(--ease-io),
              box-shadow var(--t-sm) var(--ease-io),
              transform var(--t-sm) var(--ease-out);
  font-family: 'Inter', sans-serif;
  margin-top: 8px;
}

.form-submit:hover {
  background: #FFB300;
  box-shadow: 0 8px 24px rgba(245,168,0,0.25);
  transform: translateY(-1px);
}

/* ─── FOOTER ────────────────────────────────────────────────────── */
footer {
  background: #070D19;
  padding: 72px 0 40px;
  border-top: 1px solid var(--border);
}

.footer-top {
  display: grid;
  grid-template-columns: 2fr 1fr 1fr 1fr;
  gap: 56px;
  margin-bottom: 56px;
}

.footer-logo img {
  height: 44px;
  width: auto;
  max-width: 180px;
  object-fit: contain;
  mix-blend-mode: lighten;
  margin-bottom: 16px;
  display: block;
}

.footer-tagline {
  font-size: 14px;
  color: var(--gray);
  line-height: 1.75;
  max-width: 260px;
}

.footer-col-title {
  font-size: 11px;
  font-weight: 700;
  letter-spacing: 2px;
  text-transform: uppercase;
  color: var(--gold);
  margin-bottom: 20px;
}

.footer-col-links {
  list-style: none;
  display: flex;
  flex-direction: column;
  gap: 10px;
}

.footer-col-links a {
  font-size: 14px;
  color: var(--gray);
  transition: color 0.2s;
}

.footer-col-links a:hover { color: var(--white); }

.footer-bottom {
  display: flex;
  justify-content: space-between;
  align-items: center;
  padding-top: 32px;
  border-top: 1px solid var(--border);
  font-size: 13px;
  color: var(--gray);
}


/* ─── CANVAS ────────────────────────────────────────────────────── */
#lidar-canvas,
#contour-canvas {
  position: absolute;
  inset: 0;
  width: 100%;
  height: 100%;
  pointer-events: none;
  opacity: 0.85;
  z-index: 0;
}

/* z-index removed — stacking context on hero-content blocks mix-blend-mode from reaching hero background */
.hero-content { position: relative; }


/* ─── SERVICE ICONS ─────────────────────────────────────────────── */
.service-icon {
  width: 40px;
  height: 40px;
  color: var(--gold);
  margin-bottom: 20px;
  display: block;
  flex-shrink: 0;
  opacity: 0.9;
  transition: opacity 0.2s, transform 0.3s cubic-bezier(0.16,1,0.3,1);
}

.service-item:hover .service-icon { opacity: 1; transform: scale(1.08); }

/* ─── HERO LOGO REVEAL ────────────────────────────────────────── */
/* Black background removed via JS canvas pixel manipulation — no CSS blending needed */
.hero-logo-wrap {
  margin-bottom: 40px;
  opacity: 0;
  transition: opacity 1s ease;
  display: inline-block;
  line-height: 0;
}

.hero-logo-wrap img {
  height: 180px;
  width: auto;
  display: block;
}

.hero-logo-wrap.glow    { opacity: 1; }
.hero-logo-wrap.revealed { opacity: 1; }

/* Hero text sequence */
.hero-anim {
  opacity: 0;
  transform: translateY(22px);
  transition: opacity 0.75s cubic-bezier(0.16,1,0.3,1),
              transform 0.75s cubic-bezier(0.16,1,0.3,1);
}
.hero-anim.visible { opacity: 1; transform: translateY(0); }

/* Nav logo scan effect */
.nav-logo { position: relative; overflow: hidden; }

.nav-logo::after {
  content: '';
  position: absolute;
  top: 0; left: -80%;
  width: 40%; height: 100%;
  background: linear-gradient(90deg, transparent 0%, rgba(245,168,0,0.4) 50%, transparent 100%);
  pointer-events: none;
  transform: skewX(-15deg);
}

.nav-logo.scanning::after {
  animation: navScan 1.1s cubic-bezier(0.4,0,0.2,1) forwards;
}

@keyframes navScan {
  0%   { left: -80%; }
  100% { left: 140%; }
}

/* ─── PREMIUM SERVICE CARDS ────────────────────────────────────── */
.services-premium {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 1px;
  background: var(--border);
  border: 1px solid var(--border);
  margin-top: 64px;
}

.svc-card {
  background: var(--bg);
  padding: 56px 48px 48px;
  position: relative;
  overflow: hidden;
  transition: background var(--t-md) var(--ease-io),
              border-left-color var(--t-md) var(--ease-io),
              box-shadow var(--t-md) var(--ease-io);
  border-left: 3px solid transparent;
  display: flex;
  flex-direction: column;
}

.svc-card:hover {
  background: var(--bg-card);
  border-left-color: var(--gold);
  box-shadow: inset 0 0 60px rgba(245,168,0,0.03), 0 4px 32px rgba(0,0,0,0.25);
}

.svc-card-watermark {
  position: absolute;
  top: 16px; right: 20px;
  font-size: 72px;
  font-weight: 900;
  color: rgba(245,168,0,0.05);
  letter-spacing: -4px;
  line-height: 1;
  pointer-events: none;
  user-select: none;
  transition: color 0.3s;
}

.svc-card:hover .svc-card-watermark { color: rgba(245,168,0,0.08); }

.svc-card-icon {
  width: 52px;
  height: 52px;
  color: var(--gold);
  margin-bottom: 28px;
  transition: transform var(--t-md) var(--ease-out);
  opacity: 0.88;
}

.svc-card:hover .svc-card-icon { transform: scale(1.07); opacity: 1; }

.svc-card-title {
  font-size: 20px;
  font-weight: 700;
  letter-spacing: -0.3px;
  margin-bottom: 14px;
  line-height: 1.25;
}

.svc-card-desc {
  font-size: 15px;
  color: var(--gray-lt);
  line-height: 1.78;
  flex: 1;
  margin-bottom: 28px;
}

.svc-card-link {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  font-size: 13px;
  font-weight: 600;
  color: var(--gold);
  letter-spacing: 0.3px;
  opacity: 0;
  transform: translateX(-8px);
  transition: opacity 0.25s ease, transform 0.25s ease;
  text-decoration: none;
}

.svc-card:hover .svc-card-link {
  opacity: 1;
  transform: translateX(0);
}

.svc-card-link svg { width: 14px; height: 14px; }

/* ─── WORKFLOW SECTION ──────────────────────────────────────────── */
.wf-grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 1px;
  background: var(--border);
  border: 1px solid var(--border);
  margin-top: 64px;
}

.wf-step {
  background: var(--bg);
  padding: 36px 40px;
  display: grid;
  grid-template-columns: 56px 1fr;
  gap: 24px;
  align-items: start;
  cursor: default;
  transition: background 0.25s ease;
  border-left: 3px solid transparent;
}

.wf-step:hover,
.wf-step.active {
  background: var(--bg-card);
  border-left-color: var(--gold);
}

.wf-num {
  font-size: 36px;
  font-weight: 900;
  color: rgba(245,168,0,0.18);
  letter-spacing: -2px;
  line-height: 1;
  transition: color 0.25s;
}

.wf-step.active .wf-num,
.wf-step:hover .wf-num {
  color: var(--gold);
}

.wf-title {
  font-size: 17px;
  font-weight: 700;
  margin-bottom: 8px;
  letter-spacing: -0.2px;
}

.wf-desc {
  font-size: 14px;
  color: var(--gray);
  line-height: 1.7;
  max-height: 0;
  overflow: hidden;
  transition: max-height 0.35s ease, opacity 0.35s ease;
  opacity: 0;
}

.wf-step.active .wf-desc,
.wf-step:hover .wf-desc {
  max-height: 200px;
  opacity: 1;
}

/* Always show workflow descriptions — no hover required */
.wf-desc {
  max-height: 200px !important;
  opacity: 1 !important;
  overflow: visible !important;
  transition: none !important;
}

/* Mobile: all descriptions always visible regardless of active state */
@media (max-width: 768px) {
  .wf-step .wf-desc {
    max-height: 400px !important;
    opacity: 1 !important;
    overflow: visible !important;
  }
  .wf-step {
    cursor: pointer;
  }
}

/* ─── TRANSFORMATION SECTION ──────────────────────────────────────── */
.transform-section {
  padding: 96px 0;
  background: var(--bg-alt);
  position: relative;
}

.transform-layout {
  display: grid;
  grid-template-columns: 1fr 1.4fr;
  gap: 80px;
  align-items: center;
}

.transform-stages {
  display: flex;
  flex-direction: column;
  gap: 0;
}

.transform-step {
  padding: 24px 0;
  border-bottom: 1px solid var(--border);
  transition: opacity 0.3s;
  opacity: 0.4;
  display: flex;
  gap: 20px;
  align-items: flex-start;
}

.transform-step:first-child { padding-top: 0; }
.transform-step:last-child { border-bottom: none; }

.transform-step.ts-active { opacity: 1; }

.ts-num {
  font-size: 11px;
  font-weight: 700;
  letter-spacing: 2px;
  color: var(--gold);
  margin-top: 3px;
  flex-shrink: 0;
  width: 28px;
}

.ts-title { font-size: 16px; font-weight: 700; margin-bottom: 4px; }
.ts-desc  { font-size: 13px; color: var(--gray); line-height: 1.6; }

.transform-canvas-wrap {
  position: relative;
  height: 360px;
  background: var(--bg-card);
  border: 1px solid var(--border-gold);
  overflow: hidden;
}

#transform-canvas {
  position: absolute;
  inset: 0;
  width: 100%;
  height: 100%;
}

/* ── STATIC TRANSFORM GRID ──────────────────────────────────────── */
.transform-static-grid {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 1px;
  background: var(--border);
  border: 1px solid var(--border);
}

.transform-static-item {
  background: var(--bg-alt);
  padding: 48px 36px;
  transition: background var(--t-sm) var(--ease-io);
  border-top: 3px solid transparent;
}

.transform-static-item:hover {
  background: var(--bg-card);
  border-top-color: var(--gold);
}

.tsi-num {
  font-size: 11px;
  font-weight: 700;
  letter-spacing: 2px;
  color: var(--gold);
  margin-bottom: 16px;
}

.tsi-title {
  font-size: 17px;
  font-weight: 700;
  letter-spacing: -0.3px;
  margin-bottom: 14px;
  line-height: 1.25;
}

.tsi-desc {
  font-size: 14px;
  color: var(--gray-lt);
  line-height: 1.75;
}

/* ─── GLASS CARD ─────────────────────────────────────────────────── */
.glass-card {
  background: rgba(20, 30, 48, 0.7);
  backdrop-filter: blur(12px);
  -webkit-backdrop-filter: blur(12px);
  border: 1px solid rgba(255,255,255,0.08);
  box-shadow: 0 8px 32px rgba(0,0,0,0.3);
}

/* ─── PREMIUM SHADOW DEPTH ───────────────────────────────────────── */
.lidar-panel {
  box-shadow: 0 16px 48px rgba(0,0,0,0.4), 0 0 0 1px rgba(245,168,0,0.15);
}

/* Service item hover shadow */
.service-item:hover {
  box-shadow: inset 0 0 40px rgba(245,168,0,0.03);
}

.svc-card:hover {
  box-shadow: inset 0 0 60px rgba(245,168,0,0.03), 0 4px 24px rgba(0,0,0,0.3);
}

/* Screen reader only */
.sr-only {
  position: absolute; width: 1px; height: 1px;
  padding: 0; margin: -1px; overflow: hidden;
  clip: rect(0,0,0,0); border: 0;
}


/* ─── SCROLL ANIMATIONS ─────────────────────────────────────────── */
[data-anim] {
  opacity: 0;
  transform: translateY(22px);
  transition: opacity 0.72s cubic-bezier(0.16,1,0.3,1),
              transform 0.72s cubic-bezier(0.16,1,0.3,1);
}

[data-anim].in-view {
  opacity: 1;
  transform: translateY(0);
}

[data-anim][data-delay="1"] { transition-delay: 0.07s; }
[data-anim][data-delay="2"] { transition-delay: 0.14s; }
[data-anim][data-delay="3"] { transition-delay: 0.21s; }
[data-anim][data-delay="4"] { transition-delay: 0.28s; }
[data-anim][data-delay="5"] { transition-delay: 0.35s; }
[data-anim][data-delay="6"] { transition-delay: 0.42s; }


/* ─── MOBILE NAV TOGGLE ─────────────────────────────────────────── */
/* Force hidden on desktop */
@media (min-width: 901px) {
  .nav-toggle { display: none !important; }
}

.nav-toggle {
  display: none;
  flex-direction: column;
  justify-content: center;
  gap: 5px;
  cursor: pointer;
  background: none;
  border: none;
  padding: 6px;
  z-index: 200;
}

.nav-toggle span {
  display: block;
  width: 24px;
  height: 2px;
  background: var(--white);
  border-radius: 2px;
  transition: transform 0.28s ease, opacity 0.28s ease;
}

.nav-toggle.open span:nth-child(1) { transform: translateY(7px) rotate(45deg); }
.nav-toggle.open span:nth-child(2) { opacity: 0; transform: scaleX(0); }
.nav-toggle.open span:nth-child(3) { transform: translateY(-7px) rotate(-45deg); }


/* ─── RESPONSIVE ────────────────────────────────────────────────── */
@media (max-width: 900px) {
  /* Nav */
  .nav-toggle { display: flex; }
  .nav-links {
    position: absolute;
    top: 70px;
    right: 0;
    left: auto;
    bottom: auto;
    width: 240px;
    background: rgba(7,13,25,0.98);
    backdrop-filter: blur(20px);
    -webkit-backdrop-filter: blur(20px);
    border: 1px solid rgba(255,255,255,0.08);
    border-top: 2px solid var(--gold);
    flex-direction: column;
    align-items: flex-start;
    justify-content: flex-start;
    padding: 24px 28px;
    gap: 20px;
    z-index: 150;
    pointer-events: none;
    opacity: 0;
    transform: translateY(-8px);
    transition: opacity 0.25s ease, transform 0.25s ease;
  }
  .nav-links.open {
    display: flex;
    pointer-events: auto;
    opacity: 1;
    transform: translateY(0);
  }
  .nav-links a { font-size: 16px; font-weight: 600; }
  .nav-links { display: flex; }

  /* Layouts */
  .services-premium    { grid-template-columns: 1fr; }
  .wf-grid             { grid-template-columns: 1fr; }
  .services-list       { grid-template-columns: 1fr; }
  .lidar-block         { grid-template-columns: 1fr; gap: 48px; }
  .industries-grid     { grid-template-columns: repeat(2, 1fr); }
  .deliver-row         { grid-template-columns: 1fr; }
  .quote-layout        { grid-template-columns: 1fr; gap: 48px; }
  .footer-top          { grid-template-columns: 1fr 1fr; }
  .cta-band-inner      { flex-direction: column; text-align: center; }
  .stats-inner         { grid-template-columns: repeat(2, 1fr); }

  /* Transformation section: hide canvas on tablet/mobile, stack layout */
  .transform-layout    { grid-template-columns: 1fr; gap: 48px; }
  .transform-canvas-wrap { display: none; }
  .transform-static-grid { grid-template-columns: repeat(2, 1fr); }

  /* Deliver item border fix on single column */
  .deliver-item[style*="border-left"] { padding-left: 0 !important; border-left: none !important; }
}

@media (max-width: 600px) {
  /* Spacing */
  .container { padding: 0 20px; }
  .section   { padding: 80px 0; }

  /* Hero */
  .hero                { padding: 100px 0 64px; }
  .hero-logo-wrap img  { height: 130px; }
  .hero-headline       { letter-spacing: -2px; }
  .hero-body           { font-size: 16px; }
  .hero-actions        { flex-direction: column; align-items: flex-start; gap: 16px; }

  /* Stats */
  .stats-inner   { grid-template-columns: 1fr 1fr; }
  .stat-block    { padding: 28px 20px; }
  .stat-number   { font-size: 32px; }

  /* Section headings */
  .section-heading { letter-spacing: -1px; }
  .section-sub     { font-size: 16px; }

  /* Layouts */
  .industries-grid  { grid-template-columns: 1fr; }
  .form-row         { grid-template-columns: 1fr; }
  .footer-top       { grid-template-columns: 1fr; }
  .footer-bottom    { flex-direction: column; gap: 12px; text-align: center; }

  /* Service cards */
  .svc-card         { padding: 40px 28px 36px; }
  .svc-card-link    { opacity: 1; transform: none; } /* always visible on mobile */

  /* Workflow — always expanded on mobile, no hover needed */
  .wf-step          { padding: 28px 24px; border-left-color: transparent; }
  .wf-step.active   { border-left-color: var(--gold); background: var(--bg-card); }
  .wf-desc          { max-height: 300px !important; opacity: 1 !important; }
  .wf-num           { color: rgba(245,168,0,0.35) !important; font-size: 28px; }

  /* Transform section — all steps equal on mobile, no single-highlighted look */
  .transform-step            { opacity: 1 !important; }
  .transform-step.ts-active  { opacity: 1 !important; }

  /* CTA band */
  .cta-band         { padding: 60px 0; }
  .cta-band-inner   { flex-direction: column; text-align: center; gap: 28px; }

  /* Quote form */
  .quote-form       { padding: 36px 24px; }

  /* Footer */
  .footer-col-links { gap: 14px; }

  /* LiDAR panel */
  .lidar-panel      { padding: 36px 28px; }
  .lidar-panel-num  { font-size: 60px; }
}