/* ============================================================
   WeQbit — Main Stylesheet
   Mobile-first, CSS Custom Properties, no frameworks
   ============================================================ */

@import url('variables.css');

/* ── Reset & Base ─────────────────────────────────────────── */
*, *::before, *::after {
  box-sizing: border-box;
  margin: 0;
  padding: 0;
}

html {
  scroll-behavior: smooth;
  font-size: 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 {
  font-family: var(--font-body);
  font-size: var(--text-body);
  font-weight: 400;
  color: var(--color-neutral-900);
  background-color: var(--color-white);
  line-height: 1.6;
  -webkit-font-smoothing: antialiased;
  -moz-osx-font-smoothing: grayscale;
  overflow-x: hidden;
}

img, svg { display: block; max-width: 100%; }

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

ul, ol { list-style: none; }

button { cursor: pointer; border: none; background: none; font-family: inherit; }

input, select, textarea { font-family: inherit; }

/* ── Skip Link ────────────────────────────────────────────── */
.skip-link {
  position: absolute;
  top: -100%;
  left: var(--space-4);
  background: var(--color-secondary-base);
  color: var(--color-primary-dark);
  font-weight: 700;
  padding: var(--space-3) var(--space-6);
  border-radius: var(--radius-md);
  z-index: 10000;
  transition: top var(--transition-base);
}
.skip-link:focus { top: var(--space-4); }

/* ── Focus Styles ─────────────────────────────────────────── */
:focus-visible {
  outline: 2px solid var(--color-secondary-base);
  outline-offset: 4px;
  border-radius: var(--radius-sm);
}

/* ── Typography ───────────────────────────────────────────── */
h1, h2, h4, h5, h6 {
  font-family: var(--font-heading);
  font-weight: 700;
  line-height: 1.2;
  letter-spacing: -0.02em;
}

/* FIX 13: h3 font-weight 700 → 600 */
h3 {
  font-family: var(--font-heading);
  font-weight: 600;
  line-height: 1.2;
  letter-spacing: -0.02em;
}

h1 { font-size: var(--text-h1); }
h2 { font-size: var(--text-h2); }
h3 { font-size: var(--text-h3); }
h4 { font-size: var(--text-h4); }
h5 { font-size: var(--text-h5); font-weight: 600; }
h6 { font-size: var(--text-h6); font-weight: 600; }

.display { font-size: var(--text-display); letter-spacing: -0.03em; }

p { margin-bottom: var(--space-4); }
p:last-child { margin-bottom: 0; }

/* ── Reusable typography utilities ───────────────────────── */
.overline-mono {
  font-family: var(--font-mono);
  font-size: var(--text-label);
  font-weight: 700;
  color: var(--color-secondary-base);
  text-transform: uppercase;
  letter-spacing: 0.12em;
}

.label-mono {
  font-family: var(--font-mono);
  font-size: var(--text-label);
  font-weight: 600;
  text-transform: uppercase;
  letter-spacing: 0.08em;
}

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

.text-teal { color: var(--color-secondary-base); }
.text-muted { color: var(--color-neutral-500); }

.font-mono { font-family: var(--font-mono); }

/* ── Layout ───────────────────────────────────────────────── */
.container {
  max-width: var(--max-width);
  margin-inline: auto;
  padding-inline: clamp(var(--space-6), 5vw, var(--space-16));
}

.section {
  padding-block: var(--section-padding-y);
}

.section--dark {
  background: var(--gradient-hero);
  color: var(--color-white);
}

.section--gray {
  background: var(--color-neutral-50);
}

.section-alt {
  background: #F0FAF8;
}

.section--darkest {
  background: var(--color-primary-darkest);
  color: var(--color-white);
}

.grid-2 {
  display: grid;
  grid-template-columns: 1fr;
  gap: var(--space-8);
}

.grid-3 {
  display: grid;
  grid-template-columns: 1fr;
  gap: var(--space-8);
}

.grid-4 {
  display: grid;
  grid-template-columns: 1fr;
  gap: var(--space-6);
}

@media (min-width: 640px) {
  .grid-3 { grid-template-columns: repeat(2, 1fr); }
  .grid-4 { grid-template-columns: repeat(2, 1fr); }
}

@media (min-width: 768px) {
  .grid-2 { grid-template-columns: repeat(2, 1fr); }
}

@media (min-width: 1024px) {
  .grid-3 { grid-template-columns: repeat(3, 1fr); }
  .grid-4 { grid-template-columns: repeat(4, 1fr); }
}

/* ── Section Headers ──────────────────────────────────────── */
.section-header {
  text-align: center;
  max-width: 720px;
  margin-inline: auto;
  margin-bottom: var(--space-16);
}

/* FIX 13: section-overline letter-spacing reduced to 0.08em */
.section-header .overline {
  display: inline-block;
  font-family: var(--font-mono);
  font-size: var(--text-label);
  font-weight: 600;
  text-transform: uppercase;
  letter-spacing: 0.08em;
  color: var(--color-secondary-base);
  background: rgba(0,194,168,0.1);
  padding: var(--space-1) var(--space-4);
  border-radius: var(--radius-pill);
  border: 1px solid rgba(0,194,168,0.25);
  margin-bottom: var(--space-4);
}

.section-header h2 {
  margin-bottom: var(--space-4);
}

.section-header p {
  font-size: var(--text-body-lg);
  color: var(--color-neutral-500);
}

.section--dark .section-header p,
.section--darkest .section-header p {
  color: var(--color-neutral-300);
}

/* ── Buttons ──────────────────────────────────────────────── */
.btn {
  display: inline-flex;
  align-items: center;
  gap: var(--space-2);
  font-family: var(--font-body);
  font-size: var(--text-body);
  font-weight: 600;
  padding: var(--space-3) var(--space-6);
  border-radius: var(--radius-pill);
  transition: all var(--transition-base);
  white-space: nowrap;
  line-height: 1.4;
}

.btn-primary {
  background: var(--gradient-cta-button);
  color: var(--color-primary-dark);
  box-shadow: var(--shadow-teal-md);
}

.btn-primary:hover {
  transform: translateY(-2px);
  box-shadow: 0 12px 40px rgba(0,194,168,0.45);
  filter: brightness(1.08);
}

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

.btn-outline {
  background: transparent;
  color: var(--color-white);
  border: 1.5px solid rgba(255,255,255,0.3);
}

.btn-outline:hover {
  border-color: var(--color-secondary-base);
  color: var(--color-secondary-base);
  background: rgba(0,194,168,0.06);
}

.btn-outline-teal {
  background: transparent;
  color: var(--color-secondary-base);
  border: 1.5px solid var(--color-secondary-base);
}

.btn-outline-teal:hover {
  background: rgba(0,194,168,0.1);
  box-shadow: 0 0 0 3px rgba(0,194,168,0.15);
}

.btn-ghost {
  color: var(--color-secondary-base);
  padding-inline: var(--space-2);
}
.btn-ghost:hover { gap: var(--space-3); }

.btn-lg {
  font-size: var(--text-body-lg);
  padding: var(--space-4) var(--space-10);
}

/* ── Navigation ───────────────────────────────────────────── */
.site-nav {
  position: fixed;
  top: 0;
  left: 0;
  right: 0;
  z-index: 1000;
  transition: background var(--transition-slow), box-shadow var(--transition-slow);
}

.site-nav.scrolled {
  background: rgba(10, 22, 40, 0.92);
  backdrop-filter: blur(24px);
  -webkit-backdrop-filter: blur(24px);
  box-shadow: 0 1px 0 rgba(255,255,255,0.05);
}

.nav-inner {
  display: flex;
  align-items: center;
  justify-content: space-between;
  height: 72px;
}

.nav-logo {
  display: flex;
  align-items: center;
  gap: var(--space-3);
  text-decoration: none;
  flex-shrink: 0;
}

.nav-logo-mark {
  width: 28px;
  height: 28px;
  display: flex;
  align-items: center;
  justify-content: center;
  flex-shrink: 0;
}

.nav-logo-text {
  font-family: var(--font-heading);
  font-size: 1.25rem;
  font-weight: 700;
  color: var(--color-white);
  letter-spacing: -0.02em;
}

.nav-logo-text span { color: var(--color-secondary-base); }

.nav-links {
  display: none;
  align-items: center;
  gap: var(--space-8);
}

.nav-link {
  font-size: var(--text-body-sm);
  font-weight: 500;
  color: rgba(255,255,255,0.75);
  transition: color var(--transition-base);
  position: relative;
  padding-bottom: 2px;
}

.nav-link::after {
  content: '';
  position: absolute;
  bottom: -2px;
  left: 0;
  right: 100%;
  height: 2px;
  background: var(--color-secondary-base);
  transition: right var(--transition-base);
}

.nav-link:hover,
.nav-link[aria-current="page"] {
  color: var(--color-white);
}

.nav-link[aria-current="page"]::after,
.nav-link:hover::after {
  right: 0;
}

.nav-link[aria-current="page"] {
  color: var(--color-secondary-base);
}

.nav-actions {
  display: none;
  align-items: center;
  gap: var(--space-4);
}

/* FIX 7d: touch target minimum 44x44px */
.nav-toggle {
  display: flex;
  flex-direction: column;
  justify-content: center;
  align-items: center;
  min-width: 44px;
  min-height: 44px;
  width: 44px;
  height: 44px;
  gap: 5px;
  color: var(--color-white);
  border-radius: var(--radius-md);
  transition: background var(--transition-base);
}

.nav-toggle:hover { background: rgba(255,255,255,0.08); }

.nav-toggle-bar {
  display: block;
  width: 22px;
  height: 2px;
  background: currentColor;
  border-radius: 2px;
  transition: transform var(--transition-base), opacity var(--transition-base);
  transform-origin: center;
}

.nav-toggle[aria-expanded="true"] .nav-toggle-bar:nth-child(1) {
  transform: translateY(7px) rotate(45deg);
}
.nav-toggle[aria-expanded="true"] .nav-toggle-bar:nth-child(2) {
  opacity: 0;
  transform: scaleX(0);
}
.nav-toggle[aria-expanded="true"] .nav-toggle-bar:nth-child(3) {
  transform: translateY(-7px) rotate(-45deg);
}

/* Mobile Menu Overlay */
.nav-mobile {
  position: fixed;
  inset: 0;
  background: var(--color-primary-dark);
  z-index: 999;
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  gap: var(--space-8);
  opacity: 0;
  pointer-events: none;
  transition: opacity var(--transition-slow);
}

.nav-mobile.open {
  opacity: 1;
  pointer-events: all;
}

.nav-mobile-links {
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: var(--space-6);
}

.nav-mobile-link {
  font-family: var(--font-heading);
  font-size: var(--text-h2);
  font-weight: 700;
  color: var(--color-white);
  transition: color var(--transition-base);
}

.nav-mobile-link:hover,
.nav-mobile-link[aria-current="page"] {
  color: var(--color-secondary-base);
}

/* FIX 8: nav breakpoint raised from 768px to 1024px */
@media (min-width: 1024px) {
  .nav-links { display: flex; }
  .nav-actions { display: flex; }
  .nav-toggle { display: none; }
}

/* ── Hero Section ─────────────────────────────────────────── */
.hero {
  position: relative;
  min-height: 100vh;
  display: flex;
  align-items: center;
  background: var(--gradient-hero);
  overflow: hidden;
}

.hero-bg {
  position: absolute;
  inset: 0;
  pointer-events: none;
  overflow: hidden;
}

/* Animated node graph */
.hero-nodes {
  position: absolute;
  inset: 0;
  width: 100%;
  height: 100%;
}

.node {
  position: absolute;
  width: 8px;
  height: 8px;
  border-radius: 50%;
  background: var(--color-secondary-base);
  box-shadow: 0 0 16px rgba(0,194,168,0.6);
  animation: nodeFloat linear infinite;
}

.node::after {
  content: '';
  position: absolute;
  inset: -6px;
  border-radius: 50%;
  border: 1px solid rgba(0,194,168,0.25);
  animation: nodePulse 3s ease-in-out infinite;
}

.node:nth-child(1) { top: 18%; left: 12%; animation-duration: 18s; animation-delay: 0s; }
.node:nth-child(2) { top: 35%; left: 72%; animation-duration: 22s; animation-delay: -4s; }
.node:nth-child(3) { top: 65%; left: 25%; animation-duration: 20s; animation-delay: -8s; }
.node:nth-child(4) { top: 55%; left: 82%; animation-duration: 16s; animation-delay: -2s; }
.node:nth-child(5) { top: 80%; left: 60%; animation-duration: 24s; animation-delay: -6s; }
.node:nth-child(6) { top: 25%; left: 48%; animation-duration: 19s; animation-delay: -10s; }
.node:nth-child(7) { top: 72%; left: 42%; animation-duration: 21s; animation-delay: -3s; }

.node-accent {
  background: var(--color-accent-blue);
  box-shadow: 0 0 16px rgba(74,158,255,0.6);
}
.node-accent::after { border-color: rgba(74,158,255,0.25); }

.node-violet {
  background: var(--color-accent-violet);
  box-shadow: 0 0 16px rgba(124,111,247,0.6);
}
.node-violet::after { border-color: rgba(124,111,247,0.25); }

@keyframes nodeFloat {
  0%, 100% { transform: translateY(0) translateX(0); }
  25% { transform: translateY(-20px) translateX(10px); }
  50% { transform: translateY(-8px) translateX(-12px); }
  75% { transform: translateY(16px) translateX(8px); }
}

@keyframes nodePulse {
  0%, 100% { transform: scale(1); opacity: 0.6; }
  50% { transform: scale(1.8); opacity: 0.15; }
}

/* SVG connection lines */
.hero-connections {
  position: absolute;
  inset: 0;
  width: 100%;
  height: 100%;
  opacity: 0.15;
}

.connection-line {
  stroke: var(--color-secondary-base);
  stroke-width: 1;
  fill: none;
  stroke-dasharray: 6 4;
  animation: lineFlow 4s linear infinite;
}

@keyframes lineFlow {
  0% { stroke-dashoffset: 0; }
  100% { stroke-dashoffset: -40; }
}

/* Radial glow overlays */
.hero-glow {
  position: absolute;
  border-radius: 50%;
  filter: blur(80px);
  opacity: 0.18;
}
.hero-glow-1 {
  width: clamp(300px, 60vw, 600px); height: clamp(300px, 60vw, 600px);
  background: var(--color-secondary-base);
  top: -100px; right: -100px;
}
.hero-glow-2 {
  width: clamp(200px, 45vw, 400px); height: clamp(200px, 45vw, 400px);
  background: var(--color-accent-blue);
  bottom: 0; left: 10%;
}

.hero-content {
  position: relative;
  z-index: 1;
  padding-top: 100px;
  padding-bottom: var(--space-16);
}

.hero-overline {
  display: inline-flex;
  align-items: center;
  gap: var(--space-2);
  font-family: var(--font-mono);
  font-size: var(--text-label);
  font-weight: 600;
  text-transform: uppercase;
  letter-spacing: 0.14em;
  color: var(--color-secondary-base);
  background: rgba(0,194,168,0.1);
  padding: var(--space-2) var(--space-4);
  border-radius: var(--radius-pill);
  border: 1px solid rgba(0,194,168,0.3);
  margin-bottom: var(--space-8);
}

.hero-overline::before {
  content: '';
  display: block;
  width: 6px;
  height: 6px;
  border-radius: 50%;
  background: var(--color-secondary-base);
  animation: blink 2s ease-in-out infinite;
}

@keyframes blink {
  0%, 100% { opacity: 1; }
  50% { opacity: 0.3; }
}

.hero-headline {
  font-size: var(--text-display);
  font-weight: 800;
  color: var(--color-white);
  line-height: 1.1;
  letter-spacing: -0.03em;
  margin-bottom: var(--space-8);
  max-width: 800px;
}

.hero-sub {
  font-size: var(--text-body-lg);
  color: rgba(255,255,255,0.7);
  max-width: 560px;
  line-height: 1.7;
  margin-bottom: var(--space-10);
}

.hero-ctas {
  display: flex;
  flex-wrap: nowrap;
  gap: var(--space-4);
  margin-bottom: var(--space-12);
  align-items: center;
}

/* FIX 7a: raise trust text contrast from 0.45 to 0.75 */
.hero-trust {
  font-family: var(--font-mono);
  font-size: var(--text-label);
  color: rgba(255,255,255,0.75);
  letter-spacing: 0.06em;
  display: flex;
  flex-wrap: wrap;
  gap: var(--space-4);
  align-items: center;
}

.hero-trust-divider {
  width: 3px;
  height: 3px;
  border-radius: 50%;
  background: rgba(255,255,255,0.3);
}

/* ── Services Cards ───────────────────────────────────────── */
.service-card {
  background: var(--color-white);
  border: 1px solid var(--color-neutral-100);
  border-radius: var(--radius-xl);
  padding: var(--space-8);
  box-shadow: var(--shadow-md);
  transition: transform var(--transition-base), box-shadow var(--transition-base), border-color var(--transition-base);
  display: flex;
  flex-direction: column;
  gap: var(--space-4);
}

.service-card:hover {
  transform: translateY(-4px);
  box-shadow: var(--shadow-lg);
  border-color: rgba(0,194,168,0.3);
}

/* FIX 10: service card icon gradient shimmer + border */
.service-card-icon {
  width: 52px;
  height: 52px;
  background: var(--gradient-card-shimmer);
  border: 1px solid rgba(0,194,168,0.2);
  border-radius: var(--radius-lg);
  display: flex;
  align-items: center;
  justify-content: center;
  flex-shrink: 0;
  transition: background var(--transition-base);
}

.service-card:hover .service-card-icon {
  background: rgba(0,194,168,0.18);
}

.service-card-icon svg {
  width: 24px;
  height: 24px;
  color: var(--color-secondary-base);
}

.service-card h3 {
  font-size: clamp(1.125rem, 2vw, 1.375rem);
  font-weight: 700;
  color: var(--color-neutral-900);
}

.service-card p {
  font-size: var(--text-body-sm);
  color: var(--color-neutral-500);
  line-height: 1.65;
  flex: 1;
}

.service-card-link {
  display: inline-flex;
  align-items: center;
  gap: var(--space-1);
  font-size: var(--text-body-sm);
  font-weight: 600;
  color: var(--color-secondary-base);
  transition: gap var(--transition-base);
}

.service-card:hover .service-card-link { gap: var(--space-2); }

/* Dark service cards (for services page) */
.service-card--dark {
  background: var(--glass-bg);
  border-color: var(--glass-border);
  color: var(--color-white);
}

.service-card--dark h3 { color: var(--color-white); }
.service-card--dark p { color: var(--color-neutral-300); }
.service-card--dark:hover {
  border-color: rgba(0,194,168,0.4);
  background: rgba(255,255,255,0.06);
}

/* ── Value Props ──────────────────────────────────────────── */
.value-card {
  display: flex;
  flex-direction: column;
  gap: var(--space-4);
  padding: var(--space-8);
  border-radius: var(--radius-xl);
  background: var(--color-white);
  border: 1px solid rgba(0,194,168,0.15);
  box-shadow: 0 2px 8px rgba(0,0,0,0.06);
  transition: background var(--transition-base), border-color var(--transition-base), box-shadow var(--transition-base);
}

.value-card:hover {
  background: var(--color-white);
  border-color: rgba(0,194,168,0.35);
  box-shadow: 0 4px 16px rgba(0,0,0,0.1);
}

.value-card-icon,
.value-icon {
  width: 48px;
  height: 48px;
  border-radius: var(--radius-lg);
  background: rgba(0,194,168,0.1);
  display: flex;
  align-items: center;
  justify-content: center;
}

.value-card-icon svg {
  width: 22px;
  height: 22px;
  color: var(--color-primary-dark);
}

.value-card h3 {
  font-size: 1.125rem;
  color: var(--color-neutral-900);
}

.value-card p {
  font-size: var(--text-body-sm);
  color: var(--color-neutral-500);
  line-height: 1.65;
}

/* ── Stats ────────────────────────────────────────────────── */
.stats-row {
  display: flex;
  flex-wrap: wrap;
  justify-content: center;
  gap: var(--space-2);
}

.stats-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: var(--space-1);
}

@media (max-width: 640px) {
  .stats-grid { grid-template-columns: 1fr; gap: var(--space-6); }
}

.stat-item {
  text-align: center;
  padding: var(--space-10) var(--space-8);
}

.stat-item + .stat-item {
  border-left: 1px solid rgba(255,255,255,0.08);
}

@media (max-width: 640px) {
  .stat-item + .stat-item { border-left: none; border-top: 1px solid rgba(255,255,255,0.08); }
}

.stat-number {
  display: block;
  font-family: var(--font-mono);
  font-size: clamp(2.5rem, 5vw, 4rem);
  font-weight: 700;
  background: var(--gradient-flow);
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  background-clip: text;
  line-height: 1;
  margin-bottom: var(--space-2);
}

.stat-label {
  font-size: var(--text-body-sm);
  color: var(--color-neutral-300);
  font-weight: 500;
}

/* ── Case Study Cards ─────────────────────────────────────── */
/* FIX 9: consistent glass blur via token */
.case-card {
  background: var(--glass-bg);
  border: 1px solid var(--glass-border);
  border-radius: var(--radius-2xl);
  padding: var(--space-8);
  display: flex;
  flex-direction: column;
  gap: var(--space-6);
  transition: transform var(--transition-base), border-color var(--transition-base), background var(--transition-base);
  backdrop-filter: var(--glass-blur);
  -webkit-backdrop-filter: var(--glass-blur);
}

.case-card:hover {
  transform: translateY(-4px);
  border-color: rgba(0,194,168,0.3);
  background: rgba(255,255,255,0.07);
}

.case-card-industry {
  display: flex;
  align-items: center;
  gap: var(--space-3);
}

.industry-badge {
  display: inline-block;
  font-family: var(--font-mono);
  font-size: var(--text-label);
  font-weight: 600;
  color: var(--color-secondary-base);
  background: rgba(0,194,168,0.12);
  padding: var(--space-1) var(--space-3);
  border-radius: var(--radius-pill);
  border: 1px solid rgba(0,194,168,0.2);
}

.case-card-metric {
  font-family: var(--font-mono);
  font-size: clamp(1.75rem, 3vw, 2.5rem);
  font-weight: 700;
  background: var(--gradient-flow);
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  background-clip: text;
  line-height: 1.1;
}

.case-card h3 {
  font-size: clamp(1.125rem, 2vw, 1.375rem);
  color: var(--color-white);
  font-weight: 600;
}

.case-card-desc {
  font-size: var(--text-body-sm);
  color: var(--color-neutral-300);
  line-height: 1.65;
  flex: 1;
}

.tag-row {
  display: flex;
  flex-wrap: wrap;
  gap: var(--space-2);
}

.tag {
  font-size: var(--text-label);
  font-weight: 500;
  color: rgba(255,255,255,0.5);
  background: rgba(255,255,255,0.06);
  padding: 2px var(--space-3);
  border-radius: var(--radius-pill);
  border: 1px solid rgba(255,255,255,0.08);
}

/* ── Tech Stack ───────────────────────────────────────────── */
.tech-strip {
  display: flex;
  flex-wrap: wrap;
  justify-content: center;
  gap: var(--space-3);
}

.tech-badge {
  font-family: var(--font-mono);
  font-size: var(--text-body-sm);
  font-weight: 500;
  color: var(--color-neutral-500);
  background: var(--color-white);
  border: 1px solid var(--color-neutral-100);
  padding: var(--space-2) var(--space-5);
  border-radius: var(--radius-pill);
  box-shadow: var(--shadow-md);
  transition: all var(--transition-base);
}

.tech-badge:hover {
  color: var(--color-secondary-base);
  border-color: rgba(0,194,168,0.3);
  box-shadow: var(--shadow-teal-md);
  transform: translateY(-2px);
}

/* ── CTA Banner ───────────────────────────────────────────── */
.cta-banner {
  background: var(--gradient-hero);
  border-radius: var(--radius-2xl);
  padding: clamp(var(--space-12), 6vw, var(--space-20)) clamp(var(--space-8), 5vw, var(--space-16));
  text-align: center;
  position: relative;
  overflow: hidden;
  border: 1px solid rgba(255,255,255,0.07);
}

.cta-banner::before {
  content: '';
  position: absolute;
  inset: 0;
  background: radial-gradient(ellipse at 50% 0%, rgba(0,194,168,0.18) 0%, transparent 70%);
  pointer-events: none;
}

.cta-banner h2 {
  color: var(--color-white);
  margin-bottom: var(--space-4);
}

.cta-banner p {
  color: var(--color-neutral-300);
  font-size: var(--text-body-lg);
  max-width: 520px;
  margin-inline: auto;
  margin-bottom: var(--space-8);
}

/* ── Services Detail Page ─────────────────────────────────── */
.service-detail {
  padding-block: var(--space-16);
  border-bottom: 1px solid var(--color-neutral-100);
}

.service-detail:last-child { border-bottom: none; }

.service-detail-inner {
  display: grid;
  grid-template-columns: 1fr;
  gap: var(--space-12);
  align-items: start;
}

@media (min-width: 768px) {
  .service-detail-inner {
    grid-template-columns: 1fr 1fr;
  }
}

.service-detail-number {
  display: none;
}

.service-detail h2 {
  font-size: clamp(1.5rem, 2.5vw, 2rem);
  color: var(--color-neutral-900);
  margin-bottom: var(--space-6);
}

.service-detail p {
  color: var(--color-neutral-500);
  font-size: var(--text-body-lg);
  line-height: 1.75;
}

.benefit-list {
  display: flex;
  flex-direction: column;
  gap: var(--space-3);
}

.benefit-item {
  display: flex;
  align-items: flex-start;
  gap: var(--space-3);
  padding: var(--space-4);
  background: var(--color-neutral-50);
  border-radius: var(--radius-lg);
  border: 1px solid var(--color-neutral-100);
  transition: border-color var(--transition-base);
}

.benefit-item:hover { border-color: rgba(0,194,168,0.3); }

.benefit-check {
  width: 20px;
  height: 20px;
  background: rgba(0,194,168,0.12);
  border-radius: 50%;
  display: flex;
  align-items: center;
  justify-content: center;
  flex-shrink: 0;
  margin-top: 1px;
}

.benefit-check svg {
  width: 12px;
  height: 12px;
  color: var(--color-secondary-base);
}

.benefit-item span {
  font-size: var(--text-body-sm);
  font-weight: 500;
  color: var(--color-neutral-700);
}

/* ── About Page ───────────────────────────────────────────── */
.about-story {
  display: grid;
  grid-template-columns: 1fr;
  gap: var(--space-16);
  align-items: start;
}

@media (min-width: 768px) {
  .about-story { grid-template-columns: 1fr 1fr; }
}

.about-story-text p {
  color: var(--color-neutral-500);
  font-size: var(--text-body-lg);
  line-height: 1.8;
}

.about-story-text p + p { margin-top: var(--space-4); }

.mission-box {
  background: var(--color-primary-dark);
  border-radius: var(--radius-2xl);
  padding: var(--space-10);
  border: 1px solid rgba(255,255,255,0.07);
  position: relative;
  overflow: hidden;
}

.mission-box::before {
  content: '';
  position: absolute;
  inset: 0;
  background: radial-gradient(ellipse at top left, rgba(0,194,168,0.12) 0%, transparent 60%);
}

.mission-box-label {
  font-family: var(--font-mono);
  font-size: var(--text-label);
  font-weight: 700;
  color: var(--color-secondary-base);
  text-transform: uppercase;
  letter-spacing: 0.14em;
  margin-bottom: var(--space-4);
  position: relative;
}

.mission-box blockquote {
  font-family: var(--font-heading);
  font-size: clamp(1.25rem, 2.5vw, 1.5rem);
  font-weight: 700;
  color: var(--color-white);
  line-height: 1.4;
  position: relative;
}

.value-grid {
  display: grid;
  grid-template-columns: 1fr;
  gap: var(--space-6);
}

@media (min-width: 640px) {
  .value-grid { grid-template-columns: repeat(2, 1fr); }
}

.core-value-card {
  padding: var(--space-8);
  background: var(--color-white);
  border: 1px solid var(--color-neutral-100);
  border-radius: var(--radius-xl);
  box-shadow: var(--shadow-md);
  transition: transform var(--transition-base), box-shadow var(--transition-base);
}

.core-value-card:hover {
  transform: translateY(-3px);
  box-shadow: var(--shadow-lg);
}

.core-value-icon {
  width: 48px;
  height: 48px;
  border-radius: var(--radius-lg);
  display: flex;
  align-items: center;
  justify-content: center;
  margin-bottom: var(--space-4);
  font-size: 1.5rem;
}

.core-value-card h3 {
  font-size: 1.125rem;
  color: var(--color-neutral-900);
  margin-bottom: var(--space-3);
}

.core-value-card p {
  font-size: var(--text-body-sm);
  color: var(--color-neutral-500);
  line-height: 1.65;
}

/* ── Case Studies Full Page ───────────────────────────────── */
.case-full {
  background: var(--color-white);
  border: 1px solid var(--color-neutral-100);
  border-radius: var(--radius-2xl);
  overflow: hidden;
  box-shadow: var(--shadow-md);
  margin-bottom: var(--space-12);
  transition: box-shadow var(--transition-base);
}

.case-full:hover { box-shadow: var(--shadow-lg); }

.case-full-header {
  background: var(--gradient-hero);
  padding: var(--space-10) var(--space-10);
  position: relative;
  overflow: hidden;
}

.case-full-header::after {
  content: '';
  position: absolute;
  inset: 0;
  background: radial-gradient(ellipse at right bottom, rgba(0,194,168,0.15) 0%, transparent 60%);
}

.case-full-header-inner {
  position: relative;
  z-index: 1;
  display: flex;
  flex-wrap: wrap;
  align-items: flex-start;
  justify-content: space-between;
  gap: var(--space-6);
}

.case-full-meta {}

.case-full-meta .industry-badge {
  margin-bottom: var(--space-3);
}

.case-full-meta h2 {
  font-size: clamp(1.25rem, 2.5vw, 1.75rem);
  color: var(--color-white);
  margin-bottom: var(--space-2);
}

.case-full-meta p {
  color: var(--color-neutral-300);
  font-size: var(--text-body-sm);
}

.case-full-metric-highlight {
  text-align: right;
}

.case-full-metric-highlight .metric-label {
  font-family: var(--font-mono);
  font-size: var(--text-label);
  color: var(--color-neutral-300);
  margin-bottom: var(--space-1);
}

.case-full-metric-highlight .metric-value {
  font-family: var(--font-mono);
  font-size: clamp(1.75rem, 3vw, 2.5rem);
  font-weight: 700;
  background: var(--gradient-flow);
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  background-clip: text;
}

.case-full-body {
  padding: var(--space-10);
}

.case-full-body-grid {
  display: grid;
  grid-template-columns: 1fr;
  gap: var(--space-8);
}

@media (min-width: 768px) {
  .case-full-body-grid { grid-template-columns: 1fr 1fr; }
}

.case-section-label {
  font-family: var(--font-mono);
  font-size: var(--text-label);
  font-weight: 700;
  color: var(--color-secondary-base);
  text-transform: uppercase;
  letter-spacing: 0.12em;
  margin-bottom: var(--space-3);
}

.case-full-body h3 {
  font-size: 1rem;
  color: var(--color-neutral-900);
  margin-bottom: var(--space-3);
}

.case-full-body p {
  font-size: var(--text-body-sm);
  color: var(--color-neutral-500);
  line-height: 1.7;
}

.results-grid {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: var(--space-4);
}

.result-item {
  padding: var(--space-4);
  background: var(--color-neutral-50);
  border-radius: var(--radius-lg);
  border: 1px solid var(--color-neutral-100);
  text-align: center;
}

.result-value {
  display: block;
  font-family: var(--font-mono);
  font-size: 1.25rem;
  font-weight: 700;
  color: var(--color-secondary-base);
  margin-bottom: var(--space-1);
}

.result-desc {
  font-size: var(--text-label);
  color: var(--color-neutral-500);
  line-height: 1.4;
}

/* ── Contact Page ─────────────────────────────────────────── */
.contact-layout {
  display: grid;
  grid-template-columns: 1fr;
  gap: var(--space-12);
  align-items: start;
}

@media (min-width: 768px) {
  .contact-layout { grid-template-columns: 1fr 1.5fr; }
}

.contact-info-card {
  background: var(--color-primary-dark);
  border: 1px solid rgba(255,255,255,0.07);
  border-radius: var(--radius-2xl);
  padding: var(--space-10);
  color: var(--color-white);
  position: sticky;
  top: 96px;
}

.contact-info-item {
  display: flex;
  align-items: flex-start;
  gap: var(--space-4);
  padding-block: var(--space-5);
  border-bottom: 1px solid rgba(255,255,255,0.06);
}

.contact-info-item:last-child { border-bottom: none; padding-bottom: 0; }
.contact-info-item:first-child { padding-top: 0; }

.contact-info-icon {
  width: 40px;
  height: 40px;
  background: rgba(0,194,168,0.12);
  border-radius: var(--radius-md);
  display: flex;
  align-items: center;
  justify-content: center;
  flex-shrink: 0;
}

.contact-info-icon svg {
  width: 18px;
  height: 18px;
  color: var(--color-secondary-base);
}

.contact-info-label {
  font-size: var(--text-label);
  font-weight: 600;
  color: var(--color-neutral-300);
  text-transform: uppercase;
  letter-spacing: 0.1em;
  margin-bottom: var(--space-1);
}

.contact-info-value {
  font-weight: 600;
  color: var(--color-white);
}

.contact-info-sub {
  font-size: var(--text-body-sm);
  color: var(--color-neutral-300);
  margin-top: 2px;
}

/* Contact Form */
.contact-form-card {
  background: var(--color-white);
  border: 1px solid var(--color-neutral-100);
  border-radius: var(--radius-2xl);
  padding: var(--space-10);
  box-shadow: var(--shadow-md);
}

.form-row {
  display: grid;
  grid-template-columns: 1fr;
  gap: var(--space-4);
}

@media (min-width: 640px) {
  .form-row { grid-template-columns: 1fr 1fr; }
}

.form-group {
  display: flex;
  flex-direction: column;
  gap: var(--space-2);
  margin-bottom: var(--space-4);
}

.form-group label {
  font-size: var(--text-body-sm);
  font-weight: 600;
  color: var(--color-neutral-700);
}

.form-group label .required {
  color: var(--color-accent-orange);
  margin-left: 2px;
}

.form-control {
  width: 100%;
  padding: var(--space-3) var(--space-4);
  font-size: var(--text-body);
  color: var(--color-neutral-900);
  background: var(--color-white);
  border: 1.5px solid var(--color-neutral-100);
  border-radius: var(--radius-md);
  transition: border-color var(--transition-base), box-shadow var(--transition-base);
  appearance: none;
  -webkit-appearance: none;
}

.form-control:focus {
  outline: none;
  border-color: var(--color-secondary-base);
  box-shadow: 0 0 0 3px rgba(0,194,168,0.12);
}

.form-control::placeholder { color: var(--color-neutral-300); }

select.form-control {
  background-image: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' width='12' height='8' viewBox='0 0 12 8'%3E%3Cpath d='M1 1l5 5 5-5' stroke='%23718096' stroke-width='1.5' fill='none' stroke-linecap='round' stroke-linejoin='round'/%3E%3C/svg%3E");
  background-repeat: no-repeat;
  background-position: right 16px center;
  padding-right: var(--space-10);
  cursor: pointer;
}

textarea.form-control {
  resize: vertical;
  min-height: 140px;
  line-height: 1.65;
}

.form-checkbox {
  display: flex;
  align-items: flex-start;
  gap: var(--space-3);
  cursor: pointer;
}

.form-checkbox input[type="checkbox"] {
  width: 18px;
  height: 18px;
  border: 1.5px solid var(--color-neutral-300);
  border-radius: var(--radius-sm);
  cursor: pointer;
  accent-color: var(--color-secondary-base);
  flex-shrink: 0;
  margin-top: 1px;
}

.form-checkbox span {
  font-size: var(--text-body-sm);
  color: var(--color-neutral-500);
  line-height: 1.5;
}

.form-checkbox a {
  color: var(--color-secondary-base);
  text-decoration: underline;
}

.form-submit {
  margin-top: var(--space-6);
}

.form-success {
  display: none;
  padding: var(--space-6);
  background: rgba(0,194,168,0.08);
  border: 1px solid rgba(0,194,168,0.3);
  border-radius: var(--radius-lg);
  text-align: center;
  color: var(--color-secondary-base);
  font-weight: 600;
}

.form-success.visible { display: block; }

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

/* ── Page Hero (inner pages) ──────────────────────────────── */
.page-hero {
  background: var(--gradient-hero);
  padding-top: calc(72px + var(--space-16));
  padding-bottom: var(--space-16);
  text-align: center;
  position: relative;
  overflow: hidden;
}

.page-hero::before {
  content: '';
  position: absolute;
  inset: 0;
  background: radial-gradient(ellipse at 50% 0%, rgba(0,194,168,0.15) 0%, transparent 70%);
}

.page-hero-content { position: relative; z-index: 1; }

.page-hero h1 { color: var(--color-white); margin-bottom: var(--space-4); font-size: clamp(1.75rem, 3vw, 2.5rem); }

.page-hero p {
  font-size: var(--text-body-lg);
  color: var(--color-neutral-300);
  max-width: 640px;
  margin-inline: auto;
}

.breadcrumb {
  display: flex;
  align-items: center;
  gap: var(--space-2);
  justify-content: center;
  font-size: var(--text-body-sm);
  color: var(--color-neutral-300);
  margin-bottom: var(--space-6);
}

.breadcrumb a { color: var(--color-secondary-base); }
.breadcrumb span { color: rgba(255,255,255,0.3); }

/* ── Footer (base) ────────────────────────────────────────── */
/* New footer structure defined in FIX 5 block below.
   Legacy .footer-inner rule kept for safety (no longer used in HTML). */
.footer-inner {
  display: grid;
  grid-template-columns: 1fr;
  gap: var(--space-12);
}
@media (min-width: 640px) {
  .footer-inner { grid-template-columns: 1.5fr 1fr 1fr; }
}
.footer-col-title {
  font-family: var(--font-heading);
  font-size: var(--text-body-sm);
  font-weight: 700;
  color: var(--color-white);
  margin-bottom: var(--space-4);
  letter-spacing: 0.02em;
}
.footer-link {
  font-size: var(--text-body-sm);
  color: var(--color-neutral-500);
  transition: color var(--transition-base);
}
.footer-link:hover { color: var(--color-secondary-base); }

/* ── Scroll Reveal Animations ─────────────────────────────── */
/* FIX 14: no-JS fallback — only hide when JS is available */
.reveal {
  transition: opacity 0.6s cubic-bezier(0.4, 0, 0.2, 1),
              transform 0.6s cubic-bezier(0.4, 0, 0.2, 1);
}

.js .reveal {
  opacity: 0;
  transform: translateY(24px);
}

.js .reveal.revealed {
  opacity: 1;
  transform: translateY(0);
}

/* Legacy support for non-js-class environments */
.reveal.revealed {
  opacity: 1;
  transform: translateY(0);
}

.reveal-delay-1 { transition-delay: 0.1s; }
.reveal-delay-2 { transition-delay: 0.2s; }
.reveal-delay-3 { transition-delay: 0.3s; }
.reveal-delay-4 { transition-delay: 0.4s; }
.reveal-delay-5 { transition-delay: 0.5s; }
.reveal-delay-6 { transition-delay: 0.6s; }

/* ── Utility Classes ──────────────────────────────────────── */
.text-center { text-align: center; }
.text-left { text-align: left; }

.mb-4 { margin-bottom: var(--space-4); }
.mb-6 { margin-bottom: var(--space-6); }
.mb-8 { margin-bottom: var(--space-8); }
.mb-12 { margin-bottom: var(--space-12); }
.mb-16 { margin-bottom: var(--space-16); }
.mt-8 { margin-top: var(--space-8); }
.mt-12 { margin-top: var(--space-12); }

.sr-only {
  position: absolute;
  width: 1px;
  height: 1px;
  padding: 0;
  margin: -1px;
  overflow: hidden;
  clip: rect(0, 0, 0, 0);
  white-space: nowrap;
  border-width: 0;
}

/* ── Responsive Adjustments ───────────────────────────────── */
@media (max-width: 640px) {
  .hero-ctas { flex-wrap: wrap; }
  .hero-ctas .btn { width: 100%; justify-content: center; }
  .btn { min-height: 48px; }
  .btn-lg { font-size: var(--text-body); padding: var(--space-3) var(--space-8); }
  .case-full-body { padding: var(--space-6); }
  .case-full-header { padding: var(--space-6); }
  .contact-form-card, .contact-info-card { padding: var(--space-6); }
  .contact-info-card { position: relative; top: auto; }
  .cta-banner { padding: var(--space-10) var(--space-6); }
  .results-grid { grid-template-columns: 1fr; }
  .case-full-metric-highlight { text-align: left; }
  .social-link { width: 44px; height: 44px; }
  .page-hero { padding-top: calc(72px + var(--space-8)); padding-bottom: var(--space-10); }
}

@media (min-width: 640px) {
  .hero-trust { flex-wrap: nowrap; }
}

/* ── FIX 2: Hero two-column layout & illustration ─────────── */
.hero-inner {
  display: grid;
  grid-template-columns: 1fr;
  gap: var(--space-10);
  align-items: center;
}
@media (min-width: 768px) {
  .hero-inner {
    grid-template-columns: 1fr 1fr;
    gap: var(--space-12);
  }
}
@media (min-width: 1024px) {
  .hero-inner {
    grid-template-columns: 45fr 55fr;
    gap: var(--space-16);
  }
}
.hero-illustration {
  display: flex;
  align-items: center;
  justify-content: center;
  overflow: visible;
  margin-top: var(--space-8);
}
@media (min-width: 1024px) {
  .hero-illustration {
    margin-top: 0;
  }
}
.system-diagram {
  width: 100%;
  max-width: 480px;
  filter: drop-shadow(0 0 40px rgba(0,194,168,0.15));
}
@media (min-width: 1024px) {
  .system-diagram {
    width: 120%;
    max-width: 1200px;
  }
}
/* Hub pulse rings */
@keyframes hubPulse {
  0% { transform-origin: 290px 280px; transform: scale(1); opacity: 0.6; }
  100% { transform-origin: 290px 280px; transform: scale(1.6); opacity: 0; }
}
.hub-pulse { animation: hubPulse 2s ease-out infinite; }
.hub-pulse-2 { animation: hubPulse 2s ease-out 1s infinite; }
/* Flow line dash animation */
@keyframes flowDash {
  to { stroke-dashoffset: -18; }
}
.flow-line { animation: flowDash 1.5s linear infinite; stroke-dashoffset: 0; }
.flow-line-2 { animation-delay: 0.25s; }
.flow-line-3 { animation-delay: 0.5s; }
.flow-line-4 { animation-delay: 0.75s; }
.flow-line-5 { animation-delay: 1s; }
.flow-line-6 { animation-delay: 1.25s; }
.flow-line-7 { animation-delay: 1.5s; }
.flow-line-8 { animation-delay: 1.75s; }
/* Data particle animations — all start from hub center (290, 280) */
@keyframes particle1 {
  0% { transform: translate(258px, 248px); opacity: 0; }
  10% { opacity: 1; }
  90% { opacity: 1; }
  100% { transform: translate(185px, 175px); opacity: 0; }
}
@keyframes particle2 {
  0% { transform: translate(290px, 234px); opacity: 0; }
  10% { opacity: 1; }
  90% { opacity: 1; }
  100% { transform: translate(290px, 119px); opacity: 0; }
}
@keyframes particle3 {
  0% { transform: translate(323px, 248px); opacity: 0; }
  10% { opacity: 1; }
  90% { opacity: 1; }
  100% { transform: translate(395px, 175px); opacity: 0; }
}
@keyframes particle4 {
  0% { transform: translate(336px, 280px); opacity: 0; }
  10% { opacity: 1; }
  90% { opacity: 1; }
  100% { transform: translate(415px, 280px); opacity: 0; }
}
@keyframes particle5 {
  0% { transform: translate(323px, 313px); opacity: 0; }
  10% { opacity: 1; }
  90% { opacity: 1; }
  100% { transform: translate(395px, 385px); opacity: 0; }
}
@keyframes particle6 {
  0% { transform: translate(290px, 326px); opacity: 0; }
  10% { opacity: 1; }
  90% { opacity: 1; }
  100% { transform: translate(290px, 441px); opacity: 0; }
}
@keyframes particle7 {
  0% { transform: translate(258px, 313px); opacity: 0; }
  10% { opacity: 1; }
  90% { opacity: 1; }
  100% { transform: translate(185px, 385px); opacity: 0; }
}
@keyframes particle8 {
  0% { transform: translate(244px, 280px); opacity: 0; }
  10% { opacity: 1; }
  90% { opacity: 1; }
  100% { transform: translate(165px, 280px); opacity: 0; }
}
.particle-1 { animation: particle1 2.3s ease-out infinite; animation-delay: 0.2s; }
.particle-2 { animation: particle2 1.8s ease-out infinite; animation-delay: 2.7s; }
.particle-3 { animation: particle3 2.9s ease-out infinite; animation-delay: 0.8s; }
.particle-4 { animation: particle4 1.6s ease-out infinite; animation-delay: 3.5s; }
.particle-5 { animation: particle5 3.2s ease-out infinite; animation-delay: 1.1s; }
.particle-6 { animation: particle6 2.1s ease-out infinite; animation-delay: 4.2s; }
.particle-7 { animation: particle7 2.6s ease-out infinite; animation-delay: 0.5s; }
.particle-8 { animation: particle8 1.9s ease-out infinite; animation-delay: 3.0s; }

@media (prefers-reduced-motion: reduce) {
  .hub-pulse, .hub-pulse-2,
  .flow-line, .flow-line-2, .flow-line-3, .flow-line-4, .flow-line-5, .flow-line-6, .flow-line-7, .flow-line-8,
  .data-particle { animation: none; }
}

/* ── FIX 3: Logo bar / marquee ────────────────────────────── */
.logo-bar {
  background: rgba(255,255,255,0.025);
  border-top: 1px solid rgba(255,255,255,0.06);
  border-bottom: 1px solid rgba(255,255,255,0.06);
  padding: var(--space-8) 0;
  overflow: hidden;
}
.logo-bar-label {
  font-family: var(--font-body);
  font-size: var(--text-label);
  font-weight: 600;
  letter-spacing: 0.08em;
  color: var(--color-neutral-500);
  text-align: center;
  text-transform: uppercase;
  margin-bottom: var(--space-6);
}
.logo-marquee {
  overflow: hidden;
  mask-image: linear-gradient(to right, transparent, black 15%, black 85%, transparent);
  -webkit-mask-image: linear-gradient(to right, transparent, black 15%, black 85%, transparent);
}
.logo-marquee-track {
  display: flex;
  gap: var(--space-10);
  width: max-content;
  animation: marquee 28s linear infinite;
}
.logo-badge {
  font-family: var(--font-body);
  font-size: 0.9rem;
  font-weight: 600;
  color: rgba(255,255,255,0.35);
  white-space: nowrap;
  padding: var(--space-2) var(--space-6);
  border: 1px solid rgba(255,255,255,0.08);
  border-radius: var(--radius-pill);
  transition: color var(--transition-base);
}
.logo-badge:hover { color: rgba(255,255,255,0.7); }
@keyframes marquee {
  from { transform: translateX(0); }
  to { transform: translateX(-50%); }
}
@media (prefers-reduced-motion: reduce) {
  .logo-marquee-track { animation: none; }
}

/* ── FIX 4: How It Works process section ──────────────────── */
.how-it-works {
  background: var(--color-primary-base);
  padding: var(--section-padding-y) 0;
}
.how-it-works .section-header h2 { color: var(--color-white); }
.how-it-works .section-header p { color: var(--color-neutral-300); }
.how-it-works .section-overline { color: var(--color-secondary-base); }
/* Also support .overline class within how-it-works */
.how-it-works .overline { color: var(--color-secondary-base); }

.process-steps {
  display: flex;
  flex-direction: column;
  gap: 0;
  margin-top: var(--space-16);
}
@media (min-width: 1024px) {
  .process-steps {
    flex-direction: row;
    align-items: flex-start;
  }
}

.process-step {
  position: relative;
  flex: 1;
  display: flex;
  flex-direction: column;
  align-items: center;
  text-align: center;
  padding: 0 var(--space-4);
}
@media (max-width: 1023px) {
  .process-step {
    flex-direction: row;
    align-items: flex-start;
    text-align: left;
    padding: 0 0 var(--space-10) 0;
    gap: var(--space-6);
  }
}

/* Horizontal connector (desktop) */
.step-connector { display: none; }
@media (min-width: 1024px) {
  .step-connector {
    display: block;
    position: absolute;
    top: 28px;
    left: calc(50% + 28px);
    width: calc(100% - 56px);
    height: 2px;
    background: repeating-linear-gradient(
      90deg,
      rgba(0,194,168,0.4) 0px,
      rgba(0,194,168,0.4) 8px,
      transparent 8px,
      transparent 16px
    );
    animation: connectorFlow 2s linear infinite;
  }
  .step-connector.last { display: none; }
}
@keyframes connectorFlow {
  from { background-position: 0 0; }
  to { background-position: 32px 0; }
}
@media (prefers-reduced-motion: reduce) {
  .step-connector { animation: none; }
}

/* Vertical connector (mobile) */
@media (max-width: 1023px) {
  .process-step:not(:last-child)::after {
    content: '';
    position: absolute;
    left: 28px;
    top: 56px;
    width: 2px;
    height: calc(100% - 56px);
    background: repeating-linear-gradient(
      180deg,
      rgba(0,194,168,0.4) 0px,
      rgba(0,194,168,0.4) 8px,
      transparent 8px,
      transparent 16px
    );
  }
}

.step-node {
  width: 56px;
  height: 56px;
  min-width: 56px;
  border-radius: var(--radius-circle);
  border: 2px solid rgba(0,194,168,0.4);
  background: var(--color-primary-dark);
  display: flex;
  align-items: center;
  justify-content: center;
  position: relative;
  z-index: 1;
  transition: border-color var(--transition-base), box-shadow var(--transition-base), background var(--transition-base);
}
.process-step:hover .step-node {
  border-color: var(--color-secondary-base);
  background: rgba(0,194,168,0.12);
  box-shadow: 0 0 24px rgba(0,194,168,0.35);
}
.step-number {
  font-family: var(--font-mono);
  font-size: 0.875rem;
  font-weight: 600;
  color: var(--color-secondary-base);
}
.step-content {
  padding-top: var(--space-5);
}
@media (max-width: 1023px) {
  .step-content { padding-top: var(--space-3); }
}
.step-content h3 {
  font-family: var(--font-heading);
  font-size: 1rem;
  font-weight: 600;
  color: var(--color-white);
  margin-bottom: var(--space-2);
}
.step-content p {
  font-family: var(--font-body);
  font-size: var(--text-body-sm);
  color: var(--color-neutral-300);
  line-height: 1.65;
  max-width: 180px;
  margin: 0 auto;
}
@media (max-width: 1023px) {
  .step-content p { max-width: none; }
}

/* ── FIX 5: Footer new elements ───────────────────────────── */
.footer-newsletter {
  background: rgba(0,194,168,0.06);
  border-top: 1px solid rgba(0,194,168,0.15);
  padding: var(--space-10) 0;
}
.newsletter-inner {
  display: flex;
  flex-direction: column;
  gap: var(--space-6);
  align-items: flex-start;
}
@media (min-width: 768px) {
  .newsletter-inner {
    flex-direction: row;
    align-items: center;
    justify-content: space-between;
  }
}
.newsletter-text h3 {
  font-family: var(--font-heading);
  font-size: 1.125rem;
  font-weight: 600;
  color: var(--color-white);
  margin-bottom: var(--space-1);
}
.newsletter-text p {
  font-size: var(--text-body-sm);
  color: var(--color-neutral-300);
}
.newsletter-form {
  display: flex;
  gap: var(--space-3);
  flex-shrink: 0;
}
.newsletter-form input[type="email"] {
  padding: 10px var(--space-4);
  border-radius: var(--radius-md);
  border: 1px solid rgba(255,255,255,0.15);
  background: rgba(255,255,255,0.06);
  color: var(--color-white);
  font-family: var(--font-body);
  font-size: var(--text-body-sm);
  width: 220px;
}
.newsletter-form input[type="email"]::placeholder { color: var(--color-neutral-500); }
.newsletter-form input[type="email"]:focus {
  outline: 2px solid var(--color-secondary-base);
  outline-offset: 2px;
  border-color: var(--color-secondary-base);
}

/* Footer main section */
.footer-main {
  padding: var(--space-16) 0;
}

/* Footer 4-column grid */
.footer-grid {
  display: grid;
  grid-template-columns: 1fr;
  gap: var(--space-10);
}
@media (min-width: 640px) {
  .footer-grid { grid-template-columns: 1fr 1fr; }
}
@media (min-width: 1024px) {
  .footer-grid { grid-template-columns: 2fr 1.2fr 1fr 1.2fr; }
}

/* Footer brand column */
.footer-logo {
  display: flex;
  align-items: center;
  gap: var(--space-3);
  text-decoration: none;
  margin-bottom: var(--space-4);
}
.footer-wordmark {
  font-family: var(--font-heading);
  font-size: 1.25rem;
  font-weight: 700;
  color: var(--color-white);
}
.footer-tagline {
  font-family: var(--font-body);
  font-size: var(--text-body-sm);
  font-style: italic;
  color: var(--color-secondary-base);
  line-height: 1.5;
  margin-bottom: var(--space-3);
}
.footer-desc {
  font-size: 0.8125rem;
  color: var(--color-neutral-500);
  line-height: 1.65;
  margin-bottom: var(--space-5);
  max-width: 280px;
}

.footer-col-heading {
  font-family: var(--font-heading);
  font-size: var(--text-body-sm);
  font-weight: 700;
  color: var(--color-white);
  margin-bottom: var(--space-4);
  letter-spacing: 0.02em;
}

.footer-links {
  display: flex;
  flex-direction: column;
  gap: var(--space-3);
}

.footer-links a {
  font-size: var(--text-body-sm);
  color: var(--color-neutral-500);
  transition: color var(--transition-base);
}
.footer-links a:hover { color: var(--color-secondary-base); }

/* Social links */
.footer-social {
  display: flex;
  gap: var(--space-3);
}
.social-link {
  width: 36px;
  height: 36px;
  border-radius: var(--radius-md);
  border: 1px solid rgba(255,255,255,0.1);
  display: flex;
  align-items: center;
  justify-content: center;
  color: var(--color-neutral-500);
  text-decoration: none;
  transition: color var(--transition-base), border-color var(--transition-base), background var(--transition-base);
}
.social-link:hover {
  color: var(--color-secondary-base);
  border-color: rgba(0,194,168,0.4);
  background: rgba(0,194,168,0.08);
}

/* Contact info in footer */
.footer-contact-info li {
  display: flex;
  align-items: center;
  gap: var(--space-2);
}
.footer-contact-info svg { color: var(--color-secondary-base); flex-shrink: 0; }

/* Certification badges */
.footer-certifications {
  display: flex;
  flex-wrap: wrap;
  gap: var(--space-2);
  margin-top: var(--space-5);
}
.cert-badge {
  font-family: var(--font-body);
  font-size: 0.7rem;
  font-weight: 600;
  letter-spacing: 0.04em;
  color: var(--color-neutral-500);
  border: 1px solid rgba(255,255,255,0.1);
  border-radius: var(--radius-sm);
  padding: 3px 8px;
  white-space: nowrap;
}

/* Footer bottom bar */
.footer-bottom {
  padding: var(--space-8) 0;
  border-top: 1px solid rgba(255,255,255,0.05);
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  justify-content: space-between;
  gap: var(--space-4);
}
.footer-copyright {
  font-size: var(--text-body-sm);
  color: var(--color-neutral-500);
}
.footer-legal {
  display: flex;
  gap: var(--space-6);
}
.footer-legal a {
  font-size: var(--text-body-sm);
  color: var(--color-neutral-500);
  transition: color var(--transition-base);
}
.footer-legal a:hover { color: var(--color-secondary-base); }

/* ── FIX 6: Tech tabs ─────────────────────────────────────── */
.tech-stack-section { }
.tech-tabs {
  display: flex;
  flex-wrap: wrap;
  gap: var(--space-2);
  margin-bottom: var(--space-8);
  margin-top: var(--space-10);
}
.tech-tab {
  padding: 8px 20px;
  border-radius: var(--radius-pill);
  border: 1.5px solid var(--color-neutral-100);
  background: transparent;
  font-family: var(--font-body);
  font-size: var(--text-body-sm);
  font-weight: 500;
  color: var(--color-neutral-700);
  cursor: pointer;
  transition: all var(--transition-base);
}
.tech-tab:hover {
  border-color: var(--color-secondary-base);
  color: var(--color-secondary-base);
}
.tech-tab.active,
.tech-tab[aria-selected="true"] {
  background: var(--color-secondary-base);
  border-color: var(--color-secondary-base);
  color: var(--color-primary-dark);
  font-weight: 600;
}
.tech-panel { display: none; }
.tech-panel.active { display: block; }
.tech-logo-grid {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: var(--space-4);
}
@media (min-width: 640px) {
  .tech-logo-grid { grid-template-columns: repeat(3, 1fr); }
}
@media (min-width: 1024px) {
  .tech-logo-grid { grid-template-columns: repeat(6, 1fr); }
}
.tech-logo-tile {
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  gap: var(--space-1);
  padding: var(--space-5) var(--space-4);
  border-radius: var(--radius-lg);
  border: 1px solid var(--color-neutral-100);
  background: var(--color-white);
  text-align: center;
  transition: all var(--transition-base);
  min-height: 80px;
}
.tech-logo-tile:hover {
  border-color: rgba(0,194,168,0.4);
  box-shadow: var(--shadow-teal-sm);
  transform: translateY(-2px);
}
.tech-logo-text {
  font-family: var(--font-heading);
  font-size: 0.9375rem;
  font-weight: 700;
  color: var(--color-neutral-900);
}
.tech-logo-sub {
  font-family: var(--font-body);
  font-size: 0.6875rem;
  color: var(--color-neutral-500);
  line-height: 1.3;
}

/* ── FIX 7c: Form field error styles ──────────────────────── */
.field-error {
  display: none;
  font-size: var(--text-body-sm);
  color: var(--color-accent-orange);
  margin-top: var(--space-1);
}
.form-control[aria-invalid="true"] {
  border-color: var(--color-accent-orange);
  box-shadow: 0 0 0 3px rgba(255,107,53,0.15);
}

/* ── FIX 7e: FAQ chevron rotation ─────────────────────────── */
details summary svg,
details summary .chevron {
  transition: transform var(--transition-base);
}
details[open] summary svg,
details[open] summary .chevron {
  transform: rotate(180deg);
}

/* ── FIX 11: Service card tech tags ───────────────────────── */
.service-card-tags {
  display: flex;
  flex-wrap: wrap;
  gap: var(--space-2);
  margin-bottom: var(--space-4);
}
.tech-tag {
  font-family: var(--font-body);
  font-size: var(--text-label);
  font-weight: 600;
  color: var(--color-accent-blue);
  background: rgba(74,158,255,0.08);
  border: 1px solid rgba(74,158,255,0.2);
  border-radius: var(--radius-pill);
  padding: 3px 10px;
  letter-spacing: 0.02em;
}

/* ── FIX 12: Trust divider teal dots ──────────────────────── */
.trust-divider {
  color: var(--color-secondary-base);
  margin: 0 var(--space-3);
}

/* ── FIX 5: site-footer wrapper reset ────────────────────── */
.site-footer {
  background: var(--color-primary-darkest);
  color: var(--color-neutral-300);
  border-top: none;
  padding-block: 0;
}

/* ── Careers page ─────────────────────────────────────────── */
.careers-meta-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(140px, 1fr));
  gap: var(--space-4);
  margin-top: var(--space-10);
}
.careers-meta-card {
  background: var(--color-white);
  border: 1px solid rgba(0,194,168,0.18);
  box-shadow: 0 2px 8px rgba(0,0,0,0.06);
  border-radius: var(--radius-lg);
  padding: var(--space-6);
  display: flex;
  flex-direction: column;
  align-items: flex-start;
  gap: var(--space-2);
  transition: border-color var(--transition-base), box-shadow var(--transition-base);
}
.careers-meta-card:hover {
  border-color: rgba(0,194,168,0.4);
  box-shadow: 0 4px 16px rgba(0,0,0,0.1);
}
.careers-meta-icon {
  color: var(--color-secondary-base);
  margin-bottom: var(--space-1);
}
.careers-meta-label {
  font-size: var(--text-sm);
  color: var(--color-neutral-500);
  text-transform: uppercase;
  letter-spacing: 0.06em;
  font-weight: 600;
}
.careers-meta-value {
  font-size: var(--text-base);
  font-weight: 600;
  color: var(--color-neutral-900);
}

/* Track sections */
.track-header {
  text-align: center;
  max-width: 720px;
  margin: 0 auto var(--space-12);
}
.track-badge {
  display: inline-block;
  padding: var(--space-1) var(--space-4);
  border-radius: 100px;
  font-size: var(--text-sm);
  font-weight: 700;
  letter-spacing: 0.06em;
  text-transform: uppercase;
}
.track-badge--engineering {
  background: rgba(0,194,168,0.15);
  color: var(--color-secondary-base);
  border: 1px solid rgba(0,194,168,0.3);
}
.track-badge--sales {
  background: rgba(74,158,255,0.15);
  color: var(--color-accent);
  border: 1px solid rgba(74,158,255,0.3);
}

.track-layout {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: var(--space-6);
}
@media (max-width: 860px) {
  .track-layout { grid-template-columns: 1fr; }
}
.track-block {
  background: var(--color-white);
  border: 1px solid rgba(0,194,168,0.12);
  box-shadow: 0 2px 8px rgba(0,0,0,0.05);
  border-radius: var(--radius-xl);
  padding: var(--space-8);
}
.track-block--full {
  grid-column: 1 / -1;
}
.track-block-title {
  display: flex;
  align-items: center;
  gap: var(--space-3);
  font-size: var(--text-h4);
  font-weight: 600;
  color: var(--color-neutral-900);
  margin-bottom: var(--space-6);
}
.track-list {
  list-style: none;
  padding: 0;
  margin: 0;
  display: flex;
  flex-direction: column;
  gap: var(--space-3);
}
.track-list li {
  padding-left: var(--space-5);
  position: relative;
  color: var(--color-neutral-900);
  line-height: 1.6;
  font-size: var(--text-base);
}
.track-list li::before {
  content: '';
  position: absolute;
  left: 0;
  top: 0.55em;
  width: 6px;
  height: 6px;
  border-radius: 50%;
  background: var(--color-secondary-base);
}
.track-list--sales li::before {
  background: var(--color-accent);
}

/* Careers tech pills */
.careers-tech-grid {
  display: flex;
  flex-wrap: wrap;
  gap: var(--space-2);
}
.careers-tech-pill {
  padding: var(--space-1) var(--space-4);
  border-radius: 100px;
  font-size: var(--text-sm);
  font-weight: 500;
  background: var(--color-white);
  border: 1px solid rgba(0,0,0,0.12);
  color: var(--color-neutral-900);
}
.careers-tech-pill--primary {
  background: rgba(0,194,168,0.12);
  border-color: rgba(0,194,168,0.3);
  color: var(--color-secondary-base);
}
.careers-tech-pill--accent {
  background: rgba(74,158,255,0.12);
  border-color: rgba(74,158,255,0.3);
  color: var(--color-accent);
}

/* Benefits grid */
.benefits-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(220px, 1fr));
  gap: var(--space-4);
}
.benefit-card {
  background: var(--color-white);
  border: 1px solid rgba(0,194,168,0.2);
  box-shadow: 0 2px 8px rgba(0,0,0,0.06);
  border-radius: var(--radius-lg);
  padding: var(--space-6);
  display: flex;
  flex-direction: column;
  gap: var(--space-2);
  transition: border-color var(--transition-base), transform var(--transition-base);
}
.benefit-card:hover {
  border-color: rgba(0,194,168,0.35);
  transform: translateY(-2px);
}
.benefit-card--sales {
  background: var(--color-white);
  border-color: rgba(74,158,255,0.2);
}
.benefit-card--sales:hover {
  border-color: rgba(74,158,255,0.35);
}
.benefit-icon {
  color: var(--color-secondary-base);
  margin-bottom: var(--space-1);
}
.benefit-card--sales .benefit-icon {
  color: var(--color-accent);
}
.benefit-title {
  font-weight: 600;
  font-size: var(--text-base);
  color: var(--color-neutral-900);
}
.benefit-desc {
  font-size: var(--text-sm);
  color: var(--color-neutral-500);
  line-height: 1.6;
}

/* Track CTA */
.track-cta {
  display: flex;
  align-items: center;
  gap: var(--space-6);
  flex-wrap: wrap;
  margin-top: var(--space-12);
}
.track-cta-note {
  font-size: var(--text-sm);
  color: var(--color-neutral-400);
}