/* ==================================================================
   SCALETHRU MEDIA LLC — "Electric Momentum" design system
   ------------------------------------------------------------------
   1.  Design tokens (:root)
   2.  Reset & base
   3.  Utilities (container, gradient text, glass cards)
   4.  Buttons
   5.  Header / navigation
   6.  Hero
   7.  Section scaffolding
   8.  About
   9.  Services
   10. Case studies
   11. Contact form
   12. Footer
   13. Scroll-reveal animations
   14. Keyframes
   15. Responsive breakpoints
   16. Reduced motion
   ================================================================== */

/* ------------------------------------------------------------------
   1. DESIGN TOKENS
   ------------------------------------------------------------------ */
:root {
  /* Base surfaces */
  --bg-900: #0A0E17;
  --bg-800: #111827;
  --bg-700: #1A2233;
  --glass: rgba(255, 255, 255, 0.03);
  --glass-strong: rgba(255, 255, 255, 0.06);
  --glass-border: rgba(255, 255, 255, 0.08);
  --glass-border-hover: rgba(0, 240, 255, 0.45);

  /* Accents */
  --cyan: #00F0FF;
  --blue: #38BDF8;      /* sky blue: main gradient midpoint */
  --purple: #818CF8;    /* soft periwinkle (was neon purple) */
  --coral: #F4A58A;     /* soft peach (was neon coral) */
  --danger: #FB7185;    /* form errors */

  /* Text */
  --text-100: #FFFFFF;
  --text-300: #D1D5DB;
  --text-500: #9CA3AF;
  --text-700: #6B7280;

  /* Gradients */
  --grad-electric: linear-gradient(135deg, var(--cyan) 0%, var(--blue) 60%, var(--purple) 100%);
  --grad-energy: linear-gradient(135deg, var(--blue) 0%, var(--purple) 100%);
  --grad-full: linear-gradient(90deg, var(--cyan), var(--blue), var(--purple), var(--blue), var(--cyan));

  /* Glows */
  --glow-cyan: 0 0 24px rgba(0, 240, 255, 0.35), 0 0 60px rgba(0, 240, 255, 0.15);
  --glow-purple: 0 0 24px rgba(129, 140, 248, 0.3), 0 0 60px rgba(129, 140, 248, 0.12);
  --glow-coral: 0 0 24px rgba(244, 165, 138, 0.28), 0 0 60px rgba(244, 165, 138, 0.1);

  /* Typography */
  --font: "Plus Jakarta Sans", system-ui, -apple-system, "Segoe UI", Roboto, sans-serif;

  /* Spacing & sizing */
  --space-xs: 0.5rem;
  --space-sm: 1rem;
  --space-md: 1.5rem;
  --space-lg: 2.5rem;
  --space-xl: 4rem;
  --section-pad: clamp(5rem, 10vw, 8rem);
  --container: 1200px;
  --gutter: clamp(1rem, 4vw, 2rem);
  --header-h: 76px;

  /* Radii */
  --radius-sm: 10px;
  --radius-md: 16px;
  --radius-lg: 24px;
  --radius-pill: 999px;

  /* Motion */
  --ease-out: cubic-bezier(0.22, 1, 0.36, 1);
  --ease-spring: cubic-bezier(0.34, 1.56, 0.64, 1);
  --t-fast: 0.2s var(--ease-out);
  --t-med: 0.4s var(--ease-out);
  --t-slow: 0.9s var(--ease-out);
}

/* ------------------------------------------------------------------
   2. RESET & BASE
   ------------------------------------------------------------------ */
*,
*::before,
*::after {
  box-sizing: border-box;
  margin: 0;
  padding: 0;
}

html {
  scroll-behavior: smooth;
  scroll-padding-top: calc(var(--header-h) + 8px);
  -webkit-text-size-adjust: 100%;
}

body {
  font-family: var(--font);
  font-size: 1rem;
  line-height: 1.65;
  color: var(--text-500);
  background-color: var(--bg-900);
  -webkit-font-smoothing: antialiased;
  overflow-x: hidden;
}

/* Lock page scroll while the mobile menu or case study dialog is open */
body.menu-open,
body.dialog-open {
  overflow: hidden;
}

h1, h2, h3, h4 {
  color: var(--text-100);
  line-height: 1.15;
  letter-spacing: -0.02em;
  font-weight: 800;
}

a {
  color: inherit;
  text-decoration: none;
}

ul {
  list-style: none;
}

img,
svg,
canvas {
  display: block;
}

button,
input,
select,
textarea {
  font: inherit;
  color: inherit;
}

address {
  font-style: normal;
}

/* Inline icon sprite (Lucide). Individual icons: <svg class="icon"><use href="#i-name"></svg> */
.icon-sprite {
  position: absolute;
  width: 0;
  height: 0;
  overflow: hidden;
}

.icon {
  width: 24px;
  height: 24px;
  flex-shrink: 0;
  fill: none;
  stroke: currentColor;
  stroke-width: 2;
  stroke-linecap: round;
  stroke-linejoin: round;
}

::selection {
  background: rgba(0, 240, 255, 0.3);
  color: var(--text-100);
}

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

.skip-link {
  position: absolute;
  left: 1rem;
  top: -100px;
  z-index: 1000;
  padding: 0.6rem 1rem;
  background: var(--cyan);
  color: var(--bg-900);
  font-weight: 700;
  border-radius: var(--radius-sm);
  transition: top var(--t-fast);
}

.skip-link:focus {
  top: 1rem;
}

/* ------------------------------------------------------------------
   3. UTILITIES
   ------------------------------------------------------------------ */
.container {
  width: 100%;
  max-width: var(--container);
  margin-inline: auto;
  padding-inline: var(--gutter);
}

.gradient-text {
  background: var(--grad-electric);
  -webkit-background-clip: text;
  background-clip: text;
  -webkit-text-fill-color: transparent;
  color: var(--cyan);
}

/* Animated, shifting gradient used on the hero headline */
.gradient-text--animated {
  background: var(--grad-full);
  background-size: 300% 100%;
  -webkit-background-clip: text;
  background-clip: text;
  animation: gradientShift 6s linear infinite;
}

.text-cyan   { color: var(--cyan); }
.text-purple { color: var(--purple); }
.text-coral  { color: var(--coral); }

/* Glassmorphism card base */
.glass-card {
  position: relative;
  background: var(--glass);
  border: 1px solid var(--glass-border);
  border-radius: var(--radius-lg);
  -webkit-backdrop-filter: blur(16px) saturate(140%);
  backdrop-filter: blur(16px) saturate(140%);
  box-shadow: 0 10px 40px rgba(0, 0, 0, 0.35), inset 0 1px 0 rgba(255, 255, 255, 0.04);
}

/* Interactive cards: lift, neon outline, and a cursor-following spotlight.
   --mx / --my are set from script.js on pointermove. */
.interactive-card {
  transition: transform var(--t-med), border-color var(--t-med), box-shadow var(--t-med);
  overflow: hidden;
  isolation: isolate;
}

.interactive-card::before {
  content: "";
  position: absolute;
  inset: 0;
  z-index: -1;
  background: radial-gradient(420px circle at var(--mx, 50%) var(--my, 50%),
      rgba(0, 240, 255, 0.12), transparent 45%);
  opacity: 0;
  transition: opacity var(--t-med);
  pointer-events: none;
}

.interactive-card:hover,
.interactive-card:focus-within {
  transform: translateY(-10px);
  border-color: var(--glass-border-hover);
  box-shadow: 0 20px 50px rgba(0, 0, 0, 0.5), var(--glow-cyan);
}

.interactive-card:hover::before,
.interactive-card:focus-within::before {
  opacity: 1;
}

/* Card call-to-action. With .stretched-link its ::after covers the whole
   card, so the entire card is one large click target. */
.card-link {
  display: inline-flex;
  align-items: center;
  gap: 0.45rem;
  margin-top: 1.5rem;
  padding: 0;
  border: none;
  background: none;
  font-weight: 700;
  font-size: 0.92rem;
  color: var(--cyan);
  cursor: pointer;
  text-align: left;
}

.card-link svg {
  width: 17px;
  height: 17px;
  transition: transform var(--t-fast);
}

.interactive-card:hover .card-link svg {
  transform: translateX(5px);
}

.stretched-link::after {
  content: "";
  position: absolute;
  inset: 0;
  z-index: 1;
  border-radius: inherit;
}

/* Focus ring is drawn by the card (focus-within) instead of the link */
.stretched-link:focus-visible {
  outline: none;
}

.stretched-link:focus-visible::after {
  outline: 2px solid var(--cyan);
  outline-offset: -2px;
  border-radius: var(--radius-lg);
}

/* Icon chips */
.icon-cyan,
.icon-purple,
.icon-coral {
  display: inline-grid;
  place-items: center;
  border-radius: var(--radius-md);
  transition: transform var(--t-med), box-shadow var(--t-med);
}

.icon-cyan   { color: var(--cyan);   background: rgba(0, 240, 255, 0.1);   border: 1px solid rgba(0, 240, 255, 0.25); }
.icon-purple { color: var(--purple); background: rgba(129, 140, 248, 0.12); border: 1px solid rgba(129, 140, 248, 0.3); }
.icon-coral  { color: var(--coral);  background: rgba(244, 165, 138, 0.1);   border: 1px solid rgba(244, 165, 138, 0.3); }

.interactive-card:hover .icon-cyan   { box-shadow: var(--glow-cyan);   transform: scale(1.08) rotate(-6deg); }
.interactive-card:hover .icon-purple { box-shadow: var(--glow-purple); transform: scale(1.08) rotate(-6deg); }
.interactive-card:hover .icon-coral  { box-shadow: var(--glow-coral);  transform: scale(1.08) rotate(-6deg); }

/* ------------------------------------------------------------------
   4. BUTTONS
   ------------------------------------------------------------------ */
.btn {
  position: relative;
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 0.55rem;
  padding: 0.85rem 1.6rem;
  border: none;
  border-radius: var(--radius-pill);
  font-weight: 700;
  font-size: 0.95rem;
  letter-spacing: 0.01em;
  cursor: pointer;
  white-space: nowrap;
  transition: transform var(--t-fast), box-shadow var(--t-med), background-position var(--t-slow), color var(--t-fast);
  isolation: isolate;
}

.btn svg {
  width: 18px;
  height: 18px;
  transition: transform var(--t-fast);
}

.btn:hover svg {
  transform: translateX(3px);
}

.btn-sm { padding: 0.6rem 1.15rem; font-size: 0.875rem; }
.btn-lg { padding: 1rem 2rem; font-size: 1rem; }

/* Primary: electric gradient that slides on hover */
.btn-primary {
  color: var(--bg-900);
  background: linear-gradient(90deg, var(--cyan), var(--blue), var(--purple), var(--cyan));
  background-size: 300% 100%;
  background-position: 0% 50%;
  box-shadow: 0 6px 24px rgba(0, 240, 255, 0.25);
}

.btn-primary:hover {
  background-position: 100% 50%;
  box-shadow: var(--glow-cyan), 0 10px 30px rgba(56, 189, 248, 0.2);
  transform: translateY(-2px);
}

.btn-primary:active {
  transform: translateY(0) scale(0.98);
}

/* Ghost: glowing gradient border */
.btn-ghost {
  color: var(--text-100);
  background: rgba(255, 255, 255, 0.02);
}

.btn-ghost::before {
  content: "";
  position: absolute;
  inset: 0;
  padding: 1.5px;
  border-radius: inherit;
  background: var(--grad-electric);
  -webkit-mask: linear-gradient(#000 0 0) content-box, linear-gradient(#000 0 0);
  -webkit-mask-composite: xor;
  mask-composite: exclude;
  z-index: -1;
}

.btn-ghost:hover {
  background: rgba(0, 240, 255, 0.08);
  box-shadow: var(--glow-cyan);
  transform: translateY(-2px);
}

/* ------------------------------------------------------------------
   5. HEADER / NAVIGATION
   ------------------------------------------------------------------ */
.site-header {
  position: fixed;
  inset: 0 0 auto 0;
  z-index: 100;
  height: var(--header-h);
  display: flex;
  align-items: center;
  transition: background var(--t-med), border-color var(--t-med), box-shadow var(--t-med);
  border-bottom: 1px solid transparent;
}

/* Applied by JS once the user scrolls */
.site-header.is-scrolled {
  background: rgba(10, 14, 23, 0.75);
  -webkit-backdrop-filter: blur(18px) saturate(160%);
  backdrop-filter: blur(18px) saturate(160%);
  border-bottom-color: var(--glass-border);
  box-shadow: 0 8px 30px rgba(0, 0, 0, 0.35);
}

.nav-wrap {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: var(--space-md);
}

.logo {
  display: inline-flex;
  align-items: center;
  gap: 0.6rem;
  flex-shrink: 0;
}

.logo-mark {
  display: grid;
  place-items: center;
  width: 36px;
  height: 36px;
  border-radius: 10px;
  background: var(--grad-electric);
  color: var(--bg-900);
  box-shadow: 0 0 18px rgba(0, 240, 255, 0.35);
}

.logo-mark svg {
  width: 20px;
  height: 20px;
  stroke-width: 2.75;
}

.logo-text {
  font-weight: 800;
  font-size: 1.2rem;
  letter-spacing: 0.02em;
  color: var(--text-100);
}

.logo-media {
  margin-left: 0.35rem;
  font-weight: 500;
  color: var(--text-500);
  letter-spacing: 0.18em;
  font-size: 0.8em;
}

.main-nav {
  display: flex;
  align-items: center;
  gap: var(--space-lg);
}

.nav-links {
  display: flex;
  gap: 0.35rem;
}

.nav-link {
  position: relative;
  display: block;
  padding: 0.5rem 0.9rem;
  font-weight: 600;
  font-size: 0.93rem;
  color: var(--text-500);
  border-radius: var(--radius-pill);
  transition: color var(--t-fast), background var(--t-fast);
}

.nav-link::after {
  content: "";
  position: absolute;
  left: 50%;
  bottom: 2px;
  width: 0;
  height: 2px;
  border-radius: 2px;
  background: var(--grad-electric);
  box-shadow: 0 0 10px var(--cyan);
  transform: translateX(-50%);
  transition: width var(--t-med);
}

.nav-link:hover {
  color: var(--text-100);
}

/* Scroll-spy active state */
.nav-link.is-active {
  color: var(--text-100);
}

.nav-link.is-active::after,
.nav-link:hover::after {
  width: 55%;
}

/* Hamburger */
.menu-toggle {
  display: none;
  position: relative;
  z-index: 110;
  width: 44px;
  height: 44px;
  border: 1px solid var(--glass-border);
  border-radius: 12px;
  background: var(--glass);
  cursor: pointer;
}

.menu-toggle span {
  position: absolute;
  left: 11px;
  width: 20px;
  height: 2px;
  border-radius: 2px;
  background: var(--text-100);
  transition: transform var(--t-med), opacity var(--t-fast), top var(--t-med);
}

.menu-toggle span:nth-child(1) { top: 14px; }
.menu-toggle span:nth-child(2) { top: 20px; }
.menu-toggle span:nth-child(3) { top: 26px; }

.menu-toggle[aria-expanded="true"] span:nth-child(1) { top: 20px; transform: rotate(45deg); background: var(--cyan); }
.menu-toggle[aria-expanded="true"] span:nth-child(2) { opacity: 0; }
.menu-toggle[aria-expanded="true"] span:nth-child(3) { top: 20px; transform: rotate(-45deg); background: var(--cyan); }

/* ------------------------------------------------------------------
   6. HERO
   ------------------------------------------------------------------ */
.hero {
  position: relative;
  min-height: 100vh;
  min-height: 100svh;
  display: flex;
  align-items: center;
  padding: calc(var(--header-h) + 3rem) 0 5rem;
  overflow: hidden;
  background:
    radial-gradient(ellipse 80% 60% at 50% 0%, rgba(129, 140, 248, 0.14), transparent 70%),
    linear-gradient(180deg, var(--bg-900) 0%, var(--bg-800) 100%);
}

.hero-canvas {
  position: absolute;
  inset: 0;
  width: 100%;
  height: 100%;
  z-index: 0;
}

/* Tech grid overlay, faded toward the edges */
.hero-grid-overlay,
.section-bg-grid {
  position: absolute;
  inset: 0;
  pointer-events: none;
  background-image:
    linear-gradient(rgba(255, 255, 255, 0.035) 1px, transparent 1px),
    linear-gradient(90deg, rgba(255, 255, 255, 0.035) 1px, transparent 1px);
  background-size: 56px 56px;
  -webkit-mask-image: radial-gradient(ellipse 75% 65% at 50% 40%, #000 30%, transparent 80%);
  mask-image: radial-gradient(ellipse 75% 65% at 50% 40%, #000 30%, transparent 80%);
}

.hero-grid-overlay {
  z-index: 1;
  animation: gridDrift 20s linear infinite;
}

.hero-glow {
  position: absolute;
  z-index: 1;
  width: 520px;
  height: 520px;
  border-radius: 50%;
  filter: blur(110px);
  opacity: 0.35;
  pointer-events: none;
  animation: floatGlow 12s ease-in-out infinite alternate;
}

.hero-glow--cyan   { top: -120px; left: -140px; background: var(--cyan); opacity: 0.18; }
.hero-glow--purple { bottom: -180px; right: -120px; background: var(--purple); animation-delay: -6s; }

.hero-content {
  position: relative;
  z-index: 2;
  text-align: center;
  /* Let pointer events pass through empty space to the canvas */
  pointer-events: none;
}

.hero-content > * {
  pointer-events: auto;
}

.eyebrow {
  display: inline-flex;
  align-items: center;
  gap: 0.6rem;
  padding: 0.45rem 1rem;
  margin-bottom: var(--space-md);
  font-size: 0.8rem;
  font-weight: 600;
  letter-spacing: 0.04em;
  color: var(--text-300);
  background: var(--glass-strong);
  border: 1px solid var(--glass-border);
  border-radius: var(--radius-pill);
  -webkit-backdrop-filter: blur(10px);
  backdrop-filter: blur(10px);
}

.pulse-dot {
  width: 8px;
  height: 8px;
  border-radius: 50%;
  background: var(--coral);
  box-shadow: 0 0 0 0 rgba(244, 165, 138, 0.7);
  animation: pulse 2s infinite;
}

.hero-title {
  font-size: clamp(2.4rem, 7vw, 5.25rem);
  font-weight: 800;
  line-height: 1.05;
  letter-spacing: -0.035em;
  margin-bottom: var(--space-md);
}

.hero-sub {
  max-width: 680px;
  margin: 0 auto var(--space-lg);
  font-size: clamp(1rem, 1.6vw, 1.2rem);
  color: var(--text-500);
}

.hero-ctas {
  display: flex;
  flex-wrap: wrap;
  justify-content: center;
  gap: var(--space-sm);
  margin-bottom: var(--space-xl);
}

.stats-row {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: var(--space-md);
  max-width: 1000px;
  margin-inline: auto;
}

.stat-card {
  padding: 1.5rem 1.25rem;
  text-align: center;
  border-radius: var(--radius-md);
  transition: transform var(--t-med), border-color var(--t-med), box-shadow var(--t-med);
}

.stat-card:hover {
  transform: translateY(-6px);
  border-color: var(--glass-border-hover);
  box-shadow: var(--glow-cyan);
}

.stat-icon {
  width: 22px;
  height: 22px;
  margin: 0 auto 0.6rem;
  color: var(--cyan);
}

.stat-card:nth-child(2) .stat-icon { color: var(--purple); }
.stat-card:nth-child(3) .stat-icon { color: var(--coral); }

.stat-value {
  font-size: clamp(1.8rem, 3.4vw, 2.5rem);
  font-weight: 800;
  line-height: 1.1;
  color: var(--text-100);
  font-variant-numeric: tabular-nums;
}

.stat-label {
  margin-top: 0.35rem;
  font-size: 0.85rem;
  font-weight: 500;
}

/* Scroll cue (mouse outline with animated dot) */
.scroll-cue {
  position: absolute;
  left: 50%;
  bottom: 1.75rem;
  z-index: 2;
  width: 26px;
  height: 42px;
  border: 2px solid rgba(255, 255, 255, 0.25);
  border-radius: 14px;
  transform: translateX(-50%);
}

.scroll-cue span {
  position: absolute;
  top: 7px;
  left: 50%;
  width: 4px;
  height: 8px;
  margin-left: -2px;
  border-radius: 2px;
  background: var(--cyan);
  box-shadow: 0 0 8px var(--cyan);
  animation: scrollDot 1.8s var(--ease-out) infinite;
}

/* ------------------------------------------------------------------
   7. SECTION SCAFFOLDING
   ------------------------------------------------------------------ */
.section {
  position: relative;
  padding-block: var(--section-pad);
}

.section-head {
  max-width: 720px;
  margin: 0 auto var(--space-xl);
  text-align: center;
}

.section-tag {
  display: inline-block;
  margin-bottom: var(--space-sm);
  padding: 0.35rem 0.9rem;
  font-size: 0.75rem;
  font-weight: 700;
  letter-spacing: 0.16em;
  text-transform: uppercase;
  color: var(--cyan);
  background: rgba(0, 240, 255, 0.07);
  border: 1px solid rgba(0, 240, 255, 0.22);
  border-radius: var(--radius-pill);
}

.section-title {
  font-size: clamp(2rem, 4.5vw, 3.25rem);
  margin-bottom: var(--space-sm);
}

.section-lead {
  font-size: clamp(1rem, 1.4vw, 1.125rem);
}

/* ------------------------------------------------------------------
   8. ABOUT
   ------------------------------------------------------------------ */
.about {
  background: linear-gradient(180deg, var(--bg-800) 0%, var(--bg-900) 100%);
}

.about-grid {
  display: grid;
  grid-template-columns: 1fr 1.1fr;
  gap: var(--space-lg);
  align-items: stretch;
}

.about-philosophy {
  display: flex;
  flex-direction: column;
  padding: clamp(1.75rem, 4vw, 2.75rem);
  overflow: hidden;
}

/* Gradient accent bar along the top edge */
.about-philosophy::after {
  content: "";
  position: absolute;
  top: 0;
  left: 0;
  right: 0;
  height: 3px;
  background: var(--grad-full);
  background-size: 300% 100%;
  animation: gradientShift 6s linear infinite;
}

.quote-mark {
  font-size: 5rem;
  line-height: 0.6;
  font-weight: 800;
  background: var(--grad-energy);
  -webkit-background-clip: text;
  background-clip: text;
  -webkit-text-fill-color: transparent;
  margin-bottom: 0.5rem;
}

.philosophy-statement {
  font-size: clamp(1.25rem, 2.2vw, 1.6rem);
  font-weight: 700;
  line-height: 1.35;
  color: var(--text-100);
  margin-bottom: var(--space-md);
}

.philosophy-body {
  margin-bottom: var(--space-lg);
}

.hq-badge {
  margin-top: auto;
  display: flex;
  align-items: center;
  gap: 1rem;
  padding: 1rem 1.25rem;
  border-radius: var(--radius-md);
  background: linear-gradient(135deg, rgba(0, 240, 255, 0.08), rgba(129, 140, 248, 0.08));
  border: 1px solid rgba(0, 240, 255, 0.25);
}

.hq-icon {
  position: relative;
  display: grid;
  place-items: center;
  flex-shrink: 0;
  width: 48px;
  height: 48px;
  border-radius: 50%;
  color: var(--bg-900);
  background: var(--grad-electric);
}

/* Radar ping ring around the HQ pin */
.hq-icon::after {
  content: "";
  position: absolute;
  inset: 0;
  border-radius: 50%;
  border: 2px solid var(--cyan);
  animation: ping 2.2s var(--ease-out) infinite;
}

.hq-icon svg {
  width: 22px;
  height: 22px;
}

.hq-badge div {
  display: flex;
  flex-direction: column;
  line-height: 1.35;
}

.hq-label {
  font-size: 0.7rem;
  font-weight: 700;
  letter-spacing: 0.14em;
  text-transform: uppercase;
  color: var(--cyan);
}

.hq-badge strong {
  color: var(--text-100);
  font-size: 1rem;
}

.hq-sub {
  font-size: 0.82rem;
}

.pillars-grid {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: var(--space-md);
}

/* Pillars are informational: a subtle border/icon response, no "clickable" lift */
.pillar-card {
  padding: 1.75rem 1.5rem;
  border-radius: var(--radius-md);
  transition: border-color var(--t-med), background var(--t-med);
}

.pillar-card:hover {
  border-color: rgba(255, 255, 255, 0.16);
  background: var(--glass-strong);
}

.pillar-card:hover .pillar-icon {
  transform: scale(1.06);
}

.pillar-icon {
  width: 50px;
  height: 50px;
  margin-bottom: 1.1rem;
}

.pillar-icon svg {
  width: 24px;
  height: 24px;
}

.pillar-card h3 {
  font-size: 1.1rem;
  margin-bottom: 0.5rem;
}

.pillar-card p {
  font-size: 0.92rem;
}

/* ------------------------------------------------------------------
   9. SERVICES
   ------------------------------------------------------------------ */
.services {
  overflow: hidden;
}

.services .section-bg-grid {
  -webkit-mask-image: radial-gradient(ellipse 70% 60% at 50% 50%, #000 20%, transparent 75%);
  mask-image: radial-gradient(ellipse 70% 60% at 50% 50%, #000 20%, transparent 75%);
}

.services-grid {
  position: relative;
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: var(--space-md);
}

.service-card {
  padding: clamp(1.75rem, 3vw, 2.5rem);
}

/* Big outlined number in the corner */
.service-num {
  position: absolute;
  top: 1.25rem;
  right: 1.5rem;
  font-size: 3.5rem;
  font-weight: 800;
  line-height: 1;
  color: transparent;
  -webkit-text-stroke: 1px rgba(255, 255, 255, 0.1);
  transition: -webkit-text-stroke-color var(--t-med), color var(--t-med);
}

.service-card:hover .service-num {
  -webkit-text-stroke-color: rgba(0, 240, 255, 0.55);
}

.service-icon {
  width: 58px;
  height: 58px;
  margin-bottom: 1.25rem;
}

.service-icon svg {
  width: 28px;
  height: 28px;
}

.service-card h3 {
  font-size: clamp(1.2rem, 2vw, 1.4rem);
  margin-bottom: 0.6rem;
  padding-right: 3.5rem;
}

.service-card > p {
  margin-bottom: 1.25rem;
}

.service-list {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: 0.6rem 1rem;
  padding-top: 1.25rem;
  border-top: 1px solid var(--glass-border);
}

.service-list li {
  display: flex;
  align-items: flex-start;
  gap: 0.5rem;
  font-size: 0.9rem;
  color: var(--text-300);
}

.service-list svg {
  flex-shrink: 0;
  width: 16px;
  height: 16px;
  margin-top: 4px;
  color: var(--cyan);
}

/* Per-card accent colors on hover */
.service-card:nth-child(2):hover { border-color: rgba(129, 140, 248, 0.55); box-shadow: 0 20px 50px rgba(0,0,0,0.5), var(--glow-purple); }
.service-card:nth-child(3):hover { border-color: rgba(244, 165, 138, 0.55);  box-shadow: 0 20px 50px rgba(0,0,0,0.5), var(--glow-coral); }
.service-card:nth-child(2) .service-list svg { color: var(--purple); }
.service-card:nth-child(3) .service-list svg { color: var(--coral); }

/* ------------------------------------------------------------------
   9b. HOW WE WORK (process timeline)
   ------------------------------------------------------------------ */
.process {
  background: linear-gradient(180deg, var(--bg-900) 0%, var(--bg-800) 100%);
}

.process-steps {
  position: relative;
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: var(--space-md);
  list-style: none;
}

/* Connector line running through the step markers; fills in on reveal */
.process-steps::before,
.process-steps::after {
  content: "";
  position: absolute;
  top: 31px;
  left: 12.5%;
  right: 12.5%;
  height: 2px;
  border-radius: 2px;
}

.process-steps::before {
  background: var(--glass-border);
}

.process-steps::after {
  background: linear-gradient(90deg, var(--cyan), var(--blue), var(--purple));
  box-shadow: 0 0 12px rgba(0, 240, 255, 0.5);
  transform: scaleX(0);
  transform-origin: left;
  transition: transform 1.8s var(--ease-out) 0.3s;
}

.process-steps.is-drawn::after {
  transform: scaleX(1);
}

.process-step {
  position: relative;
  display: flex;
  flex-direction: column;
  align-items: center;
  text-align: center;
  padding: 0 0.5rem;
}

.step-marker {
  position: relative;
  z-index: 1;
  display: grid;
  place-items: center;
  width: 64px;
  height: 64px;
  margin-bottom: 1.1rem;
  border-radius: 50%;
  color: var(--cyan);
  background: var(--bg-800);
  border: 2px solid rgba(0, 240, 255, 0.4);
  box-shadow: 0 0 0 6px var(--bg-900), var(--glow-cyan);
  transition: transform var(--t-med);
}

.process-step:nth-child(2) .step-marker { color: #A5B4FC; border-color: rgba(129, 140, 248, 0.5); box-shadow: 0 0 0 6px var(--bg-900), var(--glow-purple); }
.process-step:nth-child(3) .step-marker { color: #7DD3FC; border-color: rgba(56, 189, 248, 0.45); box-shadow: 0 0 0 6px var(--bg-900), 0 0 24px rgba(56, 189, 248, 0.3); }
.process-step:nth-child(4) .step-marker { color: var(--coral); border-color: rgba(244, 165, 138, 0.5); box-shadow: 0 0 0 6px var(--bg-900), var(--glow-coral); }

.process-step:hover .step-marker {
  transform: scale(1.08);
}

.step-marker svg {
  width: 26px;
  height: 26px;
}

.step-time {
  margin-bottom: 0.5rem;
  padding: 0.2rem 0.7rem;
  font-size: 0.72rem;
  font-weight: 700;
  letter-spacing: 0.1em;
  text-transform: uppercase;
  color: var(--text-300);
  background: var(--glass-strong);
  border: 1px solid var(--glass-border);
  border-radius: var(--radius-pill);
}

.process-step h3 {
  font-size: 1.15rem;
  margin-bottom: 0.5rem;
}

.step-num {
  margin-right: 0.3rem;
  background: var(--grad-electric);
  -webkit-background-clip: text;
  background-clip: text;
  -webkit-text-fill-color: transparent;
}

.process-step p {
  font-size: 0.92rem;
  max-width: 260px;
}

.process-cta {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  justify-content: center;
  gap: 1rem 1.5rem;
  margin-top: var(--space-xl);
}

.process-cta p {
  font-size: 1.1rem;
  font-weight: 700;
  color: var(--text-100);
}

/* ------------------------------------------------------------------
   10. CASE STUDIES
   ------------------------------------------------------------------ */
.cases {
  background:
    radial-gradient(ellipse 60% 50% at 50% 100%, rgba(0, 240, 255, 0.07), transparent 70%),
    var(--bg-800);
}

.cases-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: var(--space-md);
  align-items: stretch;
}

.case-card {
  display: flex;
  flex-direction: column;
  padding: 2rem 1.75rem;
}

.case-card--featured {
  border-color: rgba(129, 140, 248, 0.35);
}

.case-card--featured:hover {
  border-color: rgba(129, 140, 248, 0.6);
  box-shadow: 0 20px 50px rgba(0, 0, 0, 0.5), var(--glow-purple);
}

.case-card:nth-child(3):hover {
  border-color: rgba(244, 165, 138, 0.55);
  box-shadow: 0 20px 50px rgba(0, 0, 0, 0.5), var(--glow-coral);
}

.case-top {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 0.5rem;
  margin-bottom: 1.25rem;
}

.case-tag {
  display: inline-flex;
  align-items: center;
  gap: 0.4rem;
  padding: 0.35rem 0.75rem;
  font-size: 0.75rem;
  font-weight: 700;
  border-radius: var(--radius-pill);
}

.case-tag svg {
  width: 14px;
  height: 14px;
}

.tag-cyan   { color: var(--cyan);   background: rgba(0, 240, 255, 0.1); }
.tag-purple { color: var(--purple); background: rgba(129, 140, 248, 0.14); }
.tag-coral  { color: var(--coral);  background: rgba(244, 165, 138, 0.12); }

.case-duration {
  font-size: 0.75rem;
  font-weight: 600;
  color: var(--text-700);
}

.case-card h3 {
  font-size: 1.25rem;
  margin-bottom: 0.75rem;
}

.case-card > p {
  font-size: 0.92rem;
  margin-bottom: 1.5rem;
}

/* Mini bar chart. Bars grow from 0 when the card is revealed. */
.case-chart {
  --bar: var(--cyan);
  display: flex;
  align-items: flex-end;
  gap: 8px;
  height: 90px;
  margin-top: auto;
  margin-bottom: 1.5rem;
  padding: 10px 12px 0;
  border-radius: var(--radius-sm);
  background: rgba(0, 0, 0, 0.2);
  border: 1px solid var(--glass-border);
}

.case-chart--purple { --bar: var(--purple); }
.case-chart--coral  { --bar: var(--coral); }

.case-chart span {
  flex: 1;
  height: var(--h);
  border-radius: 6px 6px 0 0;
  background: linear-gradient(180deg, var(--bar), transparent);
  opacity: 0.85;
  transform: scaleY(0);
  transform-origin: bottom;
  transition: transform 1s var(--ease-spring);
}

.case-chart span:last-child {
  opacity: 1;
  box-shadow: 0 0 16px var(--bar);
}

.is-visible .case-chart span { transform: scaleY(1); }
.is-visible .case-chart span:nth-child(1) { transition-delay: 0.30s; }
.is-visible .case-chart span:nth-child(2) { transition-delay: 0.38s; }
.is-visible .case-chart span:nth-child(3) { transition-delay: 0.46s; }
.is-visible .case-chart span:nth-child(4) { transition-delay: 0.54s; }
.is-visible .case-chart span:nth-child(5) { transition-delay: 0.62s; }
.is-visible .case-chart span:nth-child(6) { transition-delay: 0.70s; }

.case-metrics {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 1rem;
  padding-top: 1.25rem;
  border-top: 1px solid var(--glass-border);
}

.case-metrics div {
  display: flex;
  flex-direction: column;
}

.case-metrics strong {
  font-size: 1.75rem;
  font-weight: 800;
  line-height: 1.1;
}

.case-metrics span {
  font-size: 0.8rem;
  font-weight: 500;
}

/* ------------------------------------------------------------------
   11. CONTACT
   ------------------------------------------------------------------ */
.contact {
  overflow: hidden;
}

.contact-grid {
  display: grid;
  grid-template-columns: 0.9fr 1.1fr;
  gap: clamp(2rem, 5vw, 4rem);
  align-items: center;
}

.contact-intro .section-title,
.contact-intro .section-lead {
  text-align: left;
}

.contact-points {
  display: grid;
  gap: 0.9rem;
  margin: var(--space-lg) 0;
}

.contact-points li {
  display: flex;
  align-items: center;
  gap: 0.85rem;
  font-weight: 600;
  color: var(--text-300);
}

.cp-icon {
  display: grid;
  place-items: center;
  width: 38px;
  height: 38px;
  flex-shrink: 0;
  border-radius: 10px;
  color: var(--cyan);
  background: rgba(0, 240, 255, 0.08);
  border: 1px solid rgba(0, 240, 255, 0.2);
}

.cp-icon svg {
  width: 18px;
  height: 18px;
}

.contact-direct {
  display: flex;
  flex-wrap: wrap;
  gap: 0.75rem 1.5rem;
}

.contact-direct a {
  display: inline-flex;
  align-items: center;
  gap: 0.5rem;
  font-weight: 600;
  color: var(--text-100);
  transition: color var(--t-fast);
}

.contact-direct a:hover {
  color: var(--cyan);
}

.contact-direct svg {
  width: 18px;
  height: 18px;
  color: var(--cyan);
}

/* Form card with rotating conic glow behind the border */
.form-card {
  padding: clamp(1.5rem, 4vw, 2.5rem);
  overflow: hidden;
  isolation: isolate;
}

.form-glow {
  position: absolute;
  inset: -50%;
  z-index: -2;
  background: conic-gradient(from 0deg, transparent 0 70%, var(--cyan) 78%, var(--blue) 86%, var(--purple) 92%, transparent 100%);
  animation: spin 7s linear infinite;
  opacity: 0.55;
}

/* Inner panel masks the conic glow so only a thin border ring shows */
.form-card::before {
  content: "";
  position: absolute;
  inset: 1.5px;
  z-index: -1;
  border-radius: calc(var(--radius-lg) - 1.5px);
  background: linear-gradient(160deg, rgba(20, 27, 42, 0.97), rgba(12, 16, 26, 0.98));
}

.audit-form {
  display: grid;
  gap: 1.1rem;
}

.audit-form[hidden] {
  display: none;
}

.form-row {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 1.1rem;
}

.field {
  display: flex;
  flex-direction: column;
  gap: 0.4rem;
}

.field label {
  font-size: 0.85rem;
  font-weight: 600;
  color: var(--text-300);
}

.field input,
.field select,
.field textarea {
  width: 100%;
  padding: 0.85rem 1rem;
  font-size: 0.95rem;
  color: var(--text-100);
  background: rgba(255, 255, 255, 0.03);
  border: 1px solid var(--glass-border);
  border-radius: var(--radius-sm);
  outline: none;
  transition: border-color var(--t-fast), box-shadow var(--t-fast), background var(--t-fast);
}

.field textarea {
  resize: vertical;
  min-height: 130px;
}

.field input::placeholder,
.field textarea::placeholder {
  color: var(--text-700);
}

.field input:focus,
.field select:focus,
.field textarea:focus {
  border-color: var(--cyan);
  background: rgba(0, 240, 255, 0.04);
  box-shadow: 0 0 0 3px rgba(0, 240, 255, 0.15), 0 0 20px rgba(0, 240, 255, 0.15);
}

/* Invalid state (class toggled by JS) */
.field.has-error input,
.field.has-error select,
.field.has-error textarea {
  border-color: var(--danger);
  box-shadow: 0 0 0 3px rgba(251, 113, 133, 0.15);
}

.field-error {
  min-height: 1em;
  font-size: 0.78rem;
  font-weight: 600;
  color: var(--danger);
}

.select-wrap {
  position: relative;
}

.select-wrap select {
  appearance: none;
  -webkit-appearance: none;
  padding-right: 2.5rem;
  cursor: pointer;
}

.select-wrap select:invalid {
  color: var(--text-700);
}

.select-wrap option {
  color: var(--text-100);
  background: var(--bg-800);
}

.select-wrap svg {
  position: absolute;
  right: 0.9rem;
  top: 50%;
  width: 18px;
  height: 18px;
  transform: translateY(-50%);
  color: var(--text-500);
  pointer-events: none;
}

.btn-submit {
  width: 100%;
  margin-top: 0.25rem;
}

.btn-spinner {
  display: none;
  width: 18px;
  height: 18px;
  border: 2.5px solid rgba(10, 14, 23, 0.3);
  border-top-color: var(--bg-900);
  border-radius: 50%;
  animation: spin 0.7s linear infinite;
}

/* Loading state (class toggled by JS) */
.btn-submit.is-loading {
  pointer-events: none;
  opacity: 0.9;
}

.btn-submit.is-loading .btn-spinner { display: inline-block; }
.btn-submit.is-loading .btn-icon    { display: none; }

.form-note {
  font-size: 0.8rem;
  text-align: center;
  color: var(--text-700);
}

/* Success state */
.form-success {
  text-align: center;
  padding: 1.5rem 0.5rem;
  animation: popIn 0.6s var(--ease-spring);
}

.form-success[hidden] {
  display: none;
}

.success-icon {
  display: inline-grid;
  place-items: center;
  width: 76px;
  height: 76px;
  margin-bottom: 1.25rem;
  border-radius: 50%;
  color: var(--bg-900);
  background: var(--grad-electric);
  box-shadow: var(--glow-cyan);
}

.success-icon svg {
  width: 38px;
  height: 38px;
}

.form-success h3 {
  font-size: 1.6rem;
  margin-bottom: 0.75rem;
}

.form-success p {
  max-width: 420px;
  margin: 0 auto 1rem;
}

.form-success strong {
  color: var(--text-100);
}

.success-fallback {
  font-size: 0.85rem;
}

.success-fallback a {
  color: var(--cyan);
  font-weight: 600;
}

/* Flash the service field when a card pre-selects it */
.field.is-prefilled select {
  animation: prefillFlash 1.6s var(--ease-out);
}

/* ------------------------------------------------------------------
   11b. CASE STUDY DIALOG
   ------------------------------------------------------------------ */
.case-dialog {
  width: min(760px, calc(100% - 2rem));
  max-height: min(88vh, 900px);
  margin: auto;
  padding: 0;
  color: var(--text-500);
  background: linear-gradient(160deg, #141B2A, #0C111C);
  border: 1px solid rgba(0, 240, 255, 0.25);
  border-radius: var(--radius-lg);
  box-shadow: 0 30px 80px rgba(0, 0, 0, 0.6), var(--glow-cyan);
  overflow: hidden;
}

.case-dialog[open] {
  display: flex;
  animation: dialogIn 0.45s var(--ease-spring);
}

.case-dialog::backdrop {
  background: rgba(5, 8, 14, 0.75);
  -webkit-backdrop-filter: blur(6px);
  backdrop-filter: blur(6px);
}

.case-dialog[open]::backdrop {
  animation: fadeIn 0.3s var(--ease-out);
}

.dialog-body {
  flex: 1;
  overflow-y: auto;
  overscroll-behavior: contain;
  padding: clamp(1.5rem, 4vw, 2.75rem);
}

.dialog-close {
  position: absolute;
  top: 1rem;
  right: 1rem;
  z-index: 2;
  display: grid;
  place-items: center;
  width: 40px;
  height: 40px;
  border-radius: 12px;
  border: 1px solid var(--glass-border);
  background: rgba(20, 27, 42, 0.9);
  color: var(--text-300);
  cursor: pointer;
  transition: color var(--t-fast), border-color var(--t-fast), transform var(--t-fast);
}

.dialog-close:hover {
  color: var(--cyan);
  border-color: var(--cyan);
  transform: rotate(90deg);
}

.dialog-close svg {
  width: 20px;
  height: 20px;
}

.cd-head {
  padding-right: 3rem;
  margin-bottom: 1.5rem;
}

.cd-head .case-tag {
  margin-bottom: 1rem;
}

.cd-head h2 {
  font-size: clamp(1.4rem, 3.2vw, 2rem);
}

.cd-metrics {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 0.75rem;
  margin-bottom: 2rem;
}

.cd-metrics div {
  display: flex;
  flex-direction: column;
  padding: 1rem;
  border-radius: var(--radius-md);
  background: rgba(255, 255, 255, 0.03);
  border: 1px solid var(--glass-border);
}

.cd-metrics strong {
  font-size: clamp(1.4rem, 3vw, 1.9rem);
  font-weight: 800;
  line-height: 1.1;
  color: var(--cyan);
}

.cd-metrics span {
  margin-top: 0.25rem;
  font-size: 0.8rem;
}

/* Accent color follows the case study */
.dialog-body:has([data-accent="purple"]) .cd-metrics strong { color: #A5B4FC; }
.dialog-body:has([data-accent="coral"]) .cd-metrics strong  { color: var(--coral); }

.cd-block {
  margin-bottom: 1.75rem;
}

.cd-block h3 {
  display: flex;
  align-items: center;
  gap: 0.6rem;
  font-size: 1.1rem;
  margin-bottom: 0.65rem;
}

.cd-block h3 svg {
  width: 20px;
  height: 20px;
  color: var(--cyan);
}

.cd-block ul {
  display: grid;
  gap: 0.55rem;
}

.cd-block li {
  position: relative;
  padding-left: 1.4rem;
  color: var(--text-300);
}

.cd-block li::before {
  content: "";
  position: absolute;
  left: 0.2rem;
  top: 0.62em;
  width: 7px;
  height: 7px;
  border-radius: 50%;
  background: var(--grad-electric);
  box-shadow: 0 0 8px rgba(0, 240, 255, 0.6);
}

.dialog-body > .btn {
  margin-top: 0.5rem;
}

/* ------------------------------------------------------------------
   11c. MOBILE STICKY CTA (visible ≤ 900px only)
   ------------------------------------------------------------------ */
.mobile-cta {
  display: none;
}

/* ------------------------------------------------------------------
   12. FOOTER
   ------------------------------------------------------------------ */
.site-footer {
  position: relative;
  padding-top: var(--space-xl);
  background: var(--bg-900);
}

.footer-line {
  position: absolute;
  top: 0;
  left: 0;
  right: 0;
  height: 1px;
  background: var(--grad-full);
  background-size: 300% 100%;
  animation: gradientShift 8s linear infinite;
  opacity: 0.6;
}

.footer-grid {
  display: grid;
  grid-template-columns: 1.6fr 1fr 1fr 1.5fr;
  gap: var(--space-lg);
  padding-bottom: var(--space-xl);
}

.footer-brand p {
  max-width: 340px;
  margin: 1.1rem 0 1.5rem;
  font-size: 0.92rem;
}

.socials {
  display: flex;
  flex-wrap: wrap;
  gap: 0.6rem;
}

.social-link {
  display: grid;
  place-items: center;
  width: 40px;
  height: 40px;
  border-radius: 12px;
  color: var(--text-300);
  background: var(--glass);
  border: 1px solid var(--glass-border);
  transition: transform var(--t-fast), color var(--t-fast), border-color var(--t-fast), box-shadow var(--t-fast);
}

.social-link svg {
  width: 18px;
  height: 18px;
}

.social-link:hover {
  color: var(--cyan);
  border-color: var(--cyan);
  box-shadow: var(--glow-cyan);
  transform: translateY(-4px);
}

.footer-col h4 {
  font-size: 0.8rem;
  font-weight: 700;
  letter-spacing: 0.14em;
  text-transform: uppercase;
  margin-bottom: 1.1rem;
}

.footer-col ul {
  display: grid;
  gap: 0.6rem;
}

.footer-col a {
  font-size: 0.92rem;
  transition: color var(--t-fast), padding-left var(--t-fast);
}

.footer-col ul a:hover {
  color: var(--cyan);
  padding-left: 4px;
}

.footer-col address {
  display: grid;
  gap: 0.85rem;
  font-size: 0.92rem;
}

.footer-col address p {
  display: flex;
  align-items: flex-start;
  gap: 0.65rem;
}

.footer-col address svg {
  flex-shrink: 0;
  width: 17px;
  height: 17px;
  margin-top: 4px;
  color: var(--cyan);
}

.footer-col address a:hover {
  color: var(--cyan);
}

.footer-bottom {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  justify-content: space-between;
  gap: 1rem;
  padding-block: 1.5rem;
  font-size: 0.85rem;
  border-top: 1px solid var(--glass-border);
}

.back-to-top {
  display: inline-flex;
  align-items: center;
  gap: 0.4rem;
  font-weight: 600;
  transition: color var(--t-fast);
}

.back-to-top svg {
  width: 16px;
  height: 16px;
  transition: transform var(--t-fast);
}

.back-to-top:hover {
  color: var(--cyan);
}

.back-to-top:hover svg {
  transform: translateY(-3px);
}

/* ------------------------------------------------------------------
   13. SCROLL-REVEAL ANIMATIONS
   Elements with [data-reveal] start hidden and animate in when
   script.js adds .is-visible. The .js class on <html> ensures content
   stays visible if JavaScript is disabled.
   ------------------------------------------------------------------ */
.js [data-reveal] {
  opacity: 0;
  transition:
    opacity 0.8s var(--ease-out),
    transform 0.9s var(--ease-spring);
  transition-delay: var(--reveal-delay, 0ms);
  will-change: opacity, transform;
}

.js [data-reveal="up"]     { transform: translateY(60px); }
.js [data-reveal="left"]   { transform: translateX(-80px); }
.js [data-reveal="right"]  { transform: translateX(80px); }
.js [data-reveal="scale"]  { transform: scale(0.8); }
.js [data-reveal="skew"]   { transform: translateY(70px) skewY(6deg); }
.js [data-reveal="rotate"] { transform: translateY(40px) rotate(-8deg) scale(0.9); }

.js [data-reveal].is-visible {
  opacity: 1;
  transform: none;
}

/* Once the reveal finishes, script.js removes [data-reveal] so the
   element's own hover transforms (card lift etc.) take over again. */

/* ------------------------------------------------------------------
   14. KEYFRAMES
   ------------------------------------------------------------------ */
@keyframes gradientShift {
  0%   { background-position: 0% 50%; }
  100% { background-position: 300% 50%; }
}

@keyframes pulse {
  0%   { box-shadow: 0 0 0 0 rgba(244, 165, 138, 0.7); }
  70%  { box-shadow: 0 0 0 10px rgba(244, 165, 138, 0); }
  100% { box-shadow: 0 0 0 0 rgba(244, 165, 138, 0); }
}

@keyframes ping {
  0%   { transform: scale(1);   opacity: 0.8; }
  100% { transform: scale(1.8); opacity: 0; }
}

@keyframes floatGlow {
  0%   { transform: translate(0, 0) scale(1); }
  100% { transform: translate(60px, 40px) scale(1.15); }
}

@keyframes gridDrift {
  0%   { background-position: 0 0, 0 0; }
  100% { background-position: 56px 56px, 56px 56px; }
}

@keyframes scrollDot {
  0%   { transform: translateY(0);    opacity: 1; }
  80%  { transform: translateY(14px); opacity: 0; }
  100% { transform: translateY(0);    opacity: 0; }
}

@keyframes spin {
  to { transform: rotate(360deg); }
}

@keyframes popIn {
  0%   { opacity: 0; transform: scale(0.85); }
  100% { opacity: 1; transform: scale(1); }
}

@keyframes dialogIn {
  0%   { opacity: 0; transform: translateY(40px) scale(0.94); }
  100% { opacity: 1; transform: none; }
}

@keyframes fadeIn {
  from { opacity: 0; }
  to   { opacity: 1; }
}

@keyframes prefillFlash {
  0%, 60% {
    border-color: var(--cyan);
    box-shadow: 0 0 0 3px rgba(0, 240, 255, 0.25), 0 0 24px rgba(0, 240, 255, 0.35);
  }
  100% {
    border-color: var(--glass-border);
    box-shadow: none;
  }
}

/* ------------------------------------------------------------------
   15. RESPONSIVE
   ------------------------------------------------------------------ */

/* Tablet landscape */
@media (max-width: 1080px) {
  .cases-grid {
    grid-template-columns: repeat(2, 1fr);
  }

  .cases-grid .case-card:last-child {
    grid-column: 1 / -1;
  }

  .footer-grid {
    grid-template-columns: 1fr 1fr;
  }
}

/* Tablet portrait: mobile nav, stacked columns */
@media (max-width: 900px) {
  .menu-toggle {
    display: block;
  }

  /* Keep the logo visible above the open menu overlay */
  .site-header .logo {
    position: relative;
    z-index: 110;
  }

  .main-nav {
    position: fixed;
    inset: 0;
    z-index: 105;
    flex-direction: column;
    justify-content: center;
    gap: var(--space-lg);
    padding: calc(var(--header-h) + 1rem) var(--gutter) 2rem;
    background: rgba(10, 14, 23, 0.97);
    -webkit-backdrop-filter: blur(20px);
    backdrop-filter: blur(20px);
    opacity: 0;
    visibility: hidden;
    transform: translateY(-16px);
    transition: opacity var(--t-med), transform var(--t-med), visibility 0s linear 0.4s;
  }

  /* backdrop-filter on the header would trap the fixed overlay inside it */
  body.menu-open .site-header {
    -webkit-backdrop-filter: none;
    backdrop-filter: none;
  }

  .main-nav.is-open {
    opacity: 1;
    visibility: visible;
    transform: none;
    transition: opacity var(--t-med), transform var(--t-med), visibility 0s;
  }

  .nav-links {
    flex-direction: column;
    align-items: center;
    gap: 0.5rem;
  }

  .nav-link {
    font-size: 1.5rem;
    font-weight: 700;
    padding: 0.6rem 1.2rem;
  }

  .nav-cta {
    padding: 1rem 2rem;
    font-size: 1rem;
  }

  .stats-row {
    grid-template-columns: repeat(2, 1fr);
  }

  .about-grid,
  .contact-grid {
    grid-template-columns: 1fr;
  }

  .contact-intro {
    text-align: center;
  }

  .contact-intro .section-title,
  .contact-intro .section-lead {
    text-align: center;
  }

  .contact-points {
    justify-content: center;
    max-width: 360px;
    margin-inline: auto;
  }

  .contact-direct {
    justify-content: center;
  }

  .services-grid {
    grid-template-columns: 1fr;
  }

  /* Process: 2×2 grid, connector line hidden */
  .process-steps {
    grid-template-columns: repeat(2, 1fr);
    row-gap: var(--space-lg);
  }

  .process-steps::before,
  .process-steps::after {
    display: none;
  }

  /* Sticky bottom CTA bar (slides in via .is-visible from script.js) */
  .mobile-cta {
    position: fixed;
    left: 0.75rem;
    right: 0.75rem;
    bottom: calc(0.75rem + env(safe-area-inset-bottom, 0px));
    z-index: 90;
    display: flex;
    align-items: center;
    justify-content: space-between;
    gap: 1rem;
    padding: 0.7rem 0.7rem 0.7rem 1.1rem;
    border-radius: var(--radius-md);
    background: rgba(17, 24, 39, 0.96);
    border: 1px solid rgba(0, 240, 255, 0.3);
    box-shadow: 0 12px 40px rgba(0, 0, 0, 0.55), 0 0 24px rgba(0, 240, 255, 0.15);
    transform: translateY(calc(100% + 2rem));
    transition: transform 0.45s var(--ease-spring);
  }

  .mobile-cta.is-visible {
    transform: none;
  }

  body.menu-open .mobile-cta {
    transform: translateY(calc(100% + 2rem));
  }

  .mobile-cta-text {
    display: flex;
    flex-direction: column;
    line-height: 1.3;
    min-width: 0;
  }

  .mobile-cta-text strong {
    color: var(--text-100);
    font-size: 0.95rem;
  }

  .mobile-cta-text span {
    font-size: 0.75rem;
  }

  /* Keep the footer's last line clear of the sticky bar */
  .site-footer {
    padding-bottom: 5.5rem;
  }
}

/* ------------------------------------------------------------------
   15b. LIGHTER EFFECTS ON PHONES / TOUCH DEVICES
   Backdrop blur, huge blurred glows, and constant background
   animations are expensive on mid-range mobile GPUs. Swap them for
   near-identical opaque surfaces.
   ------------------------------------------------------------------ */
@media (max-width: 900px), (pointer: coarse) {
  .glass-card {
    -webkit-backdrop-filter: none;
    backdrop-filter: none;
    background: rgba(22, 30, 46, 0.72);
  }

  .form-card::before {
    background: #111827;
  }

  .site-header.is-scrolled {
    -webkit-backdrop-filter: none;
    backdrop-filter: none;
    background: rgba(10, 14, 23, 0.95);
  }

  .main-nav,
  .eyebrow,
  .case-dialog::backdrop {
    -webkit-backdrop-filter: none;
    backdrop-filter: none;
  }

  .case-dialog::backdrop {
    background: rgba(5, 8, 14, 0.88);
  }

  .hero-glow {
    width: 320px;
    height: 320px;
    filter: blur(70px);
    animation: none;
  }

  .hero-grid-overlay {
    animation: none;
  }
}

/* Mobile */
@media (max-width: 640px) {
  :root {
    --header-h: 68px;
  }

  .logo-text {
    font-size: 1.05rem;
  }

  .eyebrow {
    font-size: 0.7rem;
    padding: 0.4rem 0.8rem;
  }

  .hero {
    padding-bottom: 6rem;
  }

  .hero-ctas .btn {
    width: 100%;
  }

  .stats-row {
    gap: 0.75rem;
  }

  .stat-card {
    padding: 1.1rem 0.75rem;
  }

  .pillars-grid,
  .cases-grid,
  .form-row,
  .service-list,
  .footer-grid {
    grid-template-columns: 1fr;
  }

  .cases-grid .case-card:last-child {
    grid-column: auto;
  }

  .service-num {
    font-size: 2.6rem;
  }

  .footer-bottom {
    justify-content: center;
    text-align: center;
  }

  .scroll-cue {
    display: none;
  }

  /* Process: vertical timeline with the marker on the left */
  .process-steps {
    grid-template-columns: 1fr;
    row-gap: 2rem;
  }

  .process-steps::before {
    display: block;
    top: 32px;
    bottom: 32px;
    left: 31px;
    right: auto;
    width: 2px;
    height: auto;
  }

  .process-step {
    display: grid;
    grid-template-columns: 64px 1fr;
    column-gap: 1.1rem;
    align-items: start;
    text-align: left;
    padding: 0;
  }

  .step-marker {
    grid-row: 1 / span 3;
    margin-bottom: 0;
  }

  .step-time {
    justify-self: start;
  }

  .process-step p {
    max-width: none;
  }

  .cd-metrics {
    grid-template-columns: 1fr;
  }

  .cd-metrics div {
    flex-direction: row;
    align-items: baseline;
    gap: 0.75rem;
  }
}

/* ------------------------------------------------------------------
   16. REDUCED MOTION
   ------------------------------------------------------------------ */
@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;
    transition-delay: 0ms !important;
  }

  .js [data-reveal] {
    opacity: 1;
    transform: none;
  }
}