/* ============================================================
   CoCognix — Design System CSS
   Strictly follows DESIGN.md (custom-inspired dark-canvas language)
   ============================================================ */

/* ─── Fonts ─── */
@import url('https://fonts.googleapis.com/css2?family=Inter:wght@400&display=swap');

/* Geist Mono — loaded from CDN */
@font-face {
  font-family: 'GeistMono';
  src: url('https://cdn.jsdelivr.net/npm/geist@1.3.1/dist/fonts/geist-mono/GeistMono-Regular.woff2') format('woff2');
  font-weight: 400;
  font-style: normal;
  font-display: swap;
}

/* ─── Design Tokens (CSS Custom Properties) ─── */
:root {
  /* Colors */
  --color-primary: #ffffff;
  --color-on-primary: #0a0a0a;
  --color-ink: #ffffff;
  --color-ink-hover: #fafaf7;
  --color-body: #dadbdf;
  --color-body-mid: #7d8187;
  --color-mute: #7d8187;
  --color-hairline: #212327;
  --color-canvas: #0a0a0a;
  --color-canvas-soft: #1a1c20;
  --color-canvas-card: #191919;
  --color-canvas-mid: #363a3f;
  --color-accent-sunset: #ff7a17;
  --color-accent-sunset-soft: #ffc285;
  --color-accent-dusk: #7c3aed;
  --color-accent-twilight: #c4b5fd;
  --color-accent-breeze: #a0c3ec;
  --color-accent-midnight: #0d1726;

  /* Spacing */
  --sp-xxs: 2px;
  --sp-xs: 4px;
  --sp-sm: 8px;
  --sp-md: 12px;
  --sp-lg: 16px;
  --sp-xl: 24px;
  --sp-2xl: 32px;
  --sp-3xl: 48px;
  --sp-4xl: 64px;

  /* Rounded */
  --rounded-none: 0px;
  --rounded-sm: 8px;
  --rounded-pill: 9999px;
  --rounded-full: 9999px;

  /* Font Stacks */
  --font-display: 'Inter', system-ui, -apple-system, sans-serif;
  --font-mono: 'GeistMono', ui-monospace, SFMono-Regular, Menlo, Monaco, monospace;
}

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

html {
  scroll-behavior: smooth;
  -webkit-font-smoothing: antialiased;
  -moz-osx-font-smoothing: grayscale;
}

body {
  font-family: var(--font-display);
  font-weight: 400;
  font-size: 16px;
  line-height: 24px;
  color: var(--color-ink);
  background-color: var(--color-canvas);
  overflow-x: hidden;
}

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

ul,
ol {
  list-style: none;
}

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

/* ─── Typography Classes ─── */
.display-xl {
  font-family: var(--font-display);
  font-size: 96px;
  font-weight: 400;
  line-height: 96px;
  letter-spacing: -2.4px;
}

.display-lg {
  font-family: var(--font-display);
  font-size: 72px;
  font-weight: 400;
  line-height: 72px;
  letter-spacing: -1.8px;
}

.display-md {
  font-family: var(--font-display);
  font-size: 48px;
  font-weight: 400;
  line-height: 48px;
  letter-spacing: -1.2px;
}

.display-sm {
  font-family: var(--font-display);
  font-size: 32px;
  font-weight: 400;
  line-height: 36px;
  letter-spacing: -0.6px;
}

.display-xs {
  font-family: var(--font-display);
  font-size: 20px;
  font-weight: 400;
  line-height: 28px;
}

.body-lg {
  font-family: var(--font-display);
  font-size: 18px;
  font-weight: 400;
  line-height: 28px;
}

.body-md {
  font-family: var(--font-display);
  font-size: 16px;
  font-weight: 400;
  line-height: 24px;
}

.body-sm {
  font-family: var(--font-display);
  font-size: 14px;
  font-weight: 400;
  line-height: 20px;
}

.caption-mono {
  font-family: var(--font-mono);
  font-size: 14px;
  font-weight: 400;
  line-height: 20px;
  letter-spacing: 1.4px;
  text-transform: uppercase;
}

.caption-mono-sm {
  font-family: var(--font-mono);
  font-size: 12px;
  font-weight: 400;
  line-height: 16px;
  letter-spacing: 1.2px;
  text-transform: uppercase;
}

/* ─── Buttons ─── */

/* Primary — rare white-filled pill (Sign Up only) */
.btn-primary {
  display: inline-flex;
  align-items: center;
  gap: var(--sp-sm);
  background-color: var(--color-primary);
  color: var(--color-on-primary);
  border: 1px solid var(--color-primary);
  font-family: var(--font-display);
  font-size: 14px;
  font-weight: 400;
  line-height: 20px;
  padding: var(--sp-xs) var(--sp-md);
  border-radius: var(--rounded-pill);
  cursor: pointer;
  transition: opacity 0.2s ease, transform 0.2s ease;
  white-space: nowrap;
}

.btn-primary:hover {
  opacity: 0.9;
  transform: translateY(-1px);
}

/* Outline on dark — canonical white-outline pill */
.btn-outline {
  display: inline-flex;
  align-items: center;
  gap: var(--sp-sm);
  background-color: transparent;
  color: var(--color-ink);
  border: 1px solid rgba(255, 255, 255, 0.25);
  font-family: var(--font-display);
  font-size: 14px;
  font-weight: 400;
  line-height: 20px;
  padding: var(--sp-sm) var(--sp-lg);
  border-radius: var(--rounded-pill);
  cursor: pointer;
  transition: border-color 0.2s ease, background-color 0.2s ease, transform 0.2s ease;
  white-space: nowrap;
}

.btn-outline:hover {
  border-color: rgba(255, 255, 255, 0.5);
  background-color: rgba(255, 255, 255, 0.04);
  transform: translateY(-1px);
}

/* Outline small — tighter padding for card CTAs */
.btn-outline-sm {
  display: inline-flex;
  align-items: center;
  gap: var(--sp-sm);
  background-color: transparent;
  color: var(--color-ink);
  border: 1px solid rgba(255, 255, 255, 0.25);
  font-family: var(--font-display);
  font-size: 14px;
  font-weight: 400;
  line-height: 20px;
  padding: var(--sp-xs) var(--sp-md);
  border-radius: var(--rounded-pill);
  cursor: pointer;
  transition: border-color 0.2s ease, background-color 0.2s ease, transform 0.2s ease;
  white-space: nowrap;
}

.btn-outline-sm:hover {
  border-color: rgba(255, 255, 255, 0.5);
  background-color: rgba(255, 255, 255, 0.04);
  transform: translateY(-1px);
}

/* ─── Divider ─── */
.divider-hairline {
  border: none;
  border-top: 1px solid var(--color-hairline);
}

/* ─── Card ─── */
.card {
  background-color: var(--color-canvas-card);
  border: 1px solid var(--color-hairline);
  border-radius: var(--rounded-sm);
  padding: var(--sp-xl);
}

/* ─── Container ─── */
.container {
  max-width: 1200px;
  margin: 0 auto;
  padding-left: var(--sp-xl);
  padding-right: var(--sp-xl);
  width: 100%;
}

/* ============================================================
   NAV BAR
   ============================================================ */
.nav-bar {
  position: fixed;
  top: 0;
  left: 0;
  right: 0;
  z-index: 100;
  background-color: rgba(10, 10, 10, 0.85);
  backdrop-filter: blur(16px);
  -webkit-backdrop-filter: blur(16px);
  padding: var(--sp-md) var(--sp-xl);
  border-bottom: 1px solid var(--color-hairline);
  transition: background-color 0.3s ease;
}

.nav-inner {
  max-width: 1200px;
  margin: 0 auto;
  display: flex;
  align-items: center;
  justify-content: space-between;
}

.nav-logo {
  font-family: var(--font-display);
  font-size: 20px;
  font-weight: 400;
  line-height: 28px;
  letter-spacing: -0.4px;
  color: var(--color-ink);
  display: flex;
  align-items: center;
  gap: var(--sp-sm);
}

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

.nav-links {
  display: flex;
  align-items: center;
  gap: var(--sp-2xl);
}

.nav-link {
  font-family: var(--font-display);
  font-size: 14px;
  font-weight: 400;
  line-height: 20px;
  color: var(--color-ink);
  transition: color 0.2s ease;
  position: relative;
}

.nav-link::after {
  content: '';
  position: absolute;
  bottom: -4px;
  left: 0;
  width: 0;
  height: 1px;
  background-color: var(--color-ink);
  transition: width 0.3s ease;
}

.nav-link:hover::after {
  width: 100%;
}

.nav-actions {
  display: flex;
  align-items: center;
  gap: var(--sp-md);
}

/* Mobile hamburger */
.nav-hamburger {
  display: none;
  flex-direction: column;
  justify-content: center;
  gap: 5px;
  width: 24px;
  height: 24px;
  cursor: pointer;
  background: none;
  border: none;
  padding: 0;
}

.nav-hamburger span {
  display: block;
  width: 100%;
  height: 1px;
  background-color: var(--color-ink);
  transition: transform 0.3s ease, opacity 0.3s ease;
}

.nav-hamburger.is-active span:nth-child(1) {
  transform: translateY(6px) rotate(45deg);
}

.nav-hamburger.is-active span:nth-child(2) {
  opacity: 0;
}

.nav-hamburger.is-active span:nth-child(3) {
  transform: translateY(-6px) rotate(-45deg);
}

/* Mobile nav overlay */
.nav-mobile {
  display: none;
  position: fixed;
  top: 52px;
  left: 0;
  right: 0;
  bottom: 0;
  background-color: var(--color-canvas);
  z-index: 99;
  padding: var(--sp-3xl) var(--sp-xl);
  flex-direction: column;
  gap: var(--sp-xl);
  opacity: 0;
  transition: opacity 0.3s ease;
}

.nav-mobile.is-open {
  display: flex;
  opacity: 1;
}

.nav-mobile a {
  font-family: var(--font-display);
  font-size: 32px;
  font-weight: 400;
  line-height: 36px;
  letter-spacing: -0.6px;
  color: var(--color-ink);
}

/* ============================================================
   HERO BAND
   ============================================================ */
.hero-band {
  background-color: var(--color-canvas);
  padding: var(--sp-4xl) var(--sp-xl);
  padding-top: calc(var(--sp-4xl) + 80px);
  /* offset for fixed nav */
  min-height: 100vh;
  display: flex;
  align-items: center;
  position: relative;
  overflow: hidden;
}

.hero-inner {
  max-width: 1200px;
  margin: 0 auto;
  width: 100%;
  position: relative;
  z-index: 2;
}

.hero-eyebrow {
  margin-bottom: var(--sp-xl);
  display: flex;
  align-items: center;
  gap: var(--sp-sm);
}

.hero-eyebrow .status-dot {
  width: 6px;
  height: 6px;
  border-radius: var(--rounded-full);
  background-color: var(--color-accent-sunset);
  animation: pulse-dot 2s ease-in-out infinite;
}

@keyframes pulse-dot {

  0%,
  100% {
    opacity: 1;
  }

  50% {
    opacity: 0.4;
  }
}

.hero-headline {
  max-width: 900px;
  margin-bottom: var(--sp-2xl);
}

.hero-headline .accent-gradient {
  background: linear-gradient(135deg, var(--color-accent-sunset), var(--color-accent-dusk));
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  background-clip: text;
}

.hero-sub {
  color: var(--color-body);
  max-width: 560px;
  margin-bottom: var(--sp-3xl);
}

.hero-ctas {
  display: flex;
  gap: var(--sp-md);
  flex-wrap: wrap;
}

/* Hero ambient glow — subtle background effect */
.hero-glow {
  position: absolute;
  top: 20%;
  right: -10%;
  width: 700px;
  height: 700px;
  background: radial-gradient(circle,
      rgba(124, 58, 237, 0.06) 0%,
      rgba(255, 122, 23, 0.03) 40%,
      transparent 70%);
  border-radius: 50%;
  pointer-events: none;
  z-index: 1;
  animation: glow-drift 12s ease-in-out infinite alternate;
}

@keyframes glow-drift {
  0% {
    transform: translate(0, 0) scale(1);
  }

  100% {
    transform: translate(-40px, 30px) scale(1.08);
  }
}

/* Floating particles in hero */
.hero-particles {
  position: absolute;
  inset: 0;
  overflow: hidden;
  pointer-events: none;
  z-index: 1;
}

.hero-particle {
  position: absolute;
  width: 2px;
  height: 2px;
  background-color: rgba(255, 255, 255, 0.15);
  border-radius: 50%;
  animation: float-up linear infinite;
}

@keyframes float-up {
  0% {
    opacity: 0;
    transform: translateY(0);
  }

  10% {
    opacity: 1;
  }

  90% {
    opacity: 1;
  }

  100% {
    opacity: 0;
    transform: translateY(-100vh);
  }
}

/* ============================================================
   METRIC STRIP — trust signals
   ============================================================ */
.metric-strip {
  background-color: var(--color-canvas);
  padding: var(--sp-3xl) var(--sp-xl);
  border-top: 1px solid var(--color-hairline);
  border-bottom: 1px solid var(--color-hairline);
}

.metric-strip-inner {
  max-width: 1200px;
  margin: 0 auto;
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: var(--sp-xl);
}

.metric-item {
  text-align: center;
}

.metric-value {
  font-family: var(--font-display);
  font-size: 48px;
  font-weight: 400;
  line-height: 48px;
  letter-spacing: -1.2px;
  color: var(--color-ink);
  margin-bottom: var(--sp-sm);
}

.metric-label {
  font-family: var(--font-mono);
  font-size: 12px;
  font-weight: 400;
  line-height: 16px;
  letter-spacing: 1.2px;
  text-transform: uppercase;
  color: var(--color-body-mid);
}

/* ============================================================
   CONTENT BAND (generic section)
   ============================================================ */
.content-band {
  background-color: var(--color-canvas);
  padding: var(--sp-4xl) var(--sp-xl);
}

.content-band-inner {
  max-width: 1200px;
  margin: 0 auto;
}

.section-eyebrow {
  margin-bottom: var(--sp-lg);
}

.section-headline {
  margin-bottom: var(--sp-xl);
  max-width: 700px;
}

.section-sub {
  color: var(--color-body);
  max-width: 600px;
  margin-bottom: var(--sp-3xl);
}

/* ============================================================
   SERVICES GRID
   ============================================================ */
.services-grid {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: var(--sp-xl);
}

.service-card {
  background-color: var(--color-canvas-card);
  border: 1px solid var(--color-hairline);
  border-radius: var(--rounded-sm);
  padding: var(--sp-xl);
  display: flex;
  flex-direction: column;
  transition: border-color 0.3s ease, transform 0.3s ease;
  position: relative;
  overflow: hidden;
}

.service-card::before {
  content: '';
  position: absolute;
  top: 0;
  left: 0;
  right: 0;
  height: 1px;
  background: linear-gradient(90deg, transparent, rgba(255, 122, 23, 0.3), transparent);
  opacity: 0;
  transition: opacity 0.3s ease;
}

.service-card:hover {
  border-color: rgba(255, 255, 255, 0.12);
  transform: translateY(-2px);
}

.service-card:hover::before {
  opacity: 1;
}

.service-icon {
  width: 48px;
  height: 48px;
  margin-bottom: var(--sp-xl);
  color: var(--color-accent-sunset);
}

.service-title {
  font-family: var(--font-display);
  font-size: 20px;
  font-weight: 400;
  line-height: 28px;
  color: var(--color-ink);
  margin-bottom: var(--sp-md);
}

.service-desc {
  font-family: var(--font-display);
  font-size: 14px;
  font-weight: 400;
  line-height: 20px;
  color: var(--color-body);
  flex: 1;
  margin-bottom: var(--sp-xl);
}

.service-card .btn-outline-sm {
  align-self: flex-start;
}

/* ============================================================
   PROCESS / HOW WE WORK
   ============================================================ */
.process-grid {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: var(--sp-xl);
  counter-reset: step-counter;
}

.process-step {
  position: relative;
  padding-top: var(--sp-3xl);
}

.process-step::before {
  content: counter(step-counter, decimal-leading-zero);
  counter-increment: step-counter;
  font-family: var(--font-mono);
  font-size: 12px;
  font-weight: 400;
  line-height: 16px;
  letter-spacing: 1.2px;
  color: var(--color-accent-sunset);
  position: absolute;
  top: 0;
  left: 0;
}

.process-step-line {
  width: 32px;
  height: 1px;
  background-color: var(--color-hairline);
  margin-bottom: var(--sp-lg);
}

.process-title {
  font-family: var(--font-display);
  font-size: 20px;
  font-weight: 400;
  line-height: 28px;
  color: var(--color-ink);
  margin-bottom: var(--sp-sm);
}

.process-desc {
  font-family: var(--font-display);
  font-size: 14px;
  font-weight: 400;
  line-height: 20px;
  color: var(--color-body-mid);
}

/* ============================================================
   CASE STUDIES / WORK
   ============================================================ */
.case-grid {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: var(--sp-xl);
}

.case-card {
  background-color: var(--color-canvas-card);
  border: 1px solid var(--color-hairline);
  border-radius: var(--rounded-sm);
  overflow: hidden;
  transition: border-color 0.3s ease, transform 0.3s ease;
}

.case-card:hover {
  border-color: rgba(255, 255, 255, 0.12);
  transform: translateY(-2px);
}

.case-visual {
  width: 100%;
  height: 260px;
  position: relative;
  overflow: hidden;
}

.case-visual-bg {
  width: 100%;
  height: 100%;
  object-fit: cover;
  transition: transform 0.6s ease;
}

.case-card:hover .case-visual-bg {
  transform: scale(1.03);
}

.case-body {
  padding: var(--sp-xl);
}

.case-category {
  margin-bottom: var(--sp-md);
}

.case-title {
  font-family: var(--font-display);
  font-size: 20px;
  font-weight: 400;
  line-height: 28px;
  color: var(--color-ink);
  margin-bottom: var(--sp-sm);
}

.case-excerpt {
  font-family: var(--font-display);
  font-size: 14px;
  font-weight: 400;
  line-height: 20px;
  color: var(--color-body-mid);
  margin-bottom: var(--sp-lg);
}

/* ============================================================
   TESTIMONIALS
   ============================================================ */
.testimonial-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: var(--sp-xl);
}

.testimonial-card {
  background-color: var(--color-canvas-card);
  border: 1px solid var(--color-hairline);
  border-radius: var(--rounded-sm);
  padding: var(--sp-xl);
  display: flex;
  flex-direction: column;
}

.testimonial-quote {
  font-family: var(--font-display);
  font-size: 16px;
  font-weight: 400;
  line-height: 24px;
  color: var(--color-body);
  flex: 1;
  margin-bottom: var(--sp-xl);
  position: relative;
  padding-left: var(--sp-lg);
  border-left: 1px solid var(--color-hairline);
}

.testimonial-author {
  display: flex;
  align-items: center;
  gap: var(--sp-md);
}

.testimonial-avatar {
  width: 36px;
  height: 36px;
  border-radius: var(--rounded-full);
  background-color: var(--color-canvas-mid);
  display: flex;
  align-items: center;
  justify-content: center;
  font-family: var(--font-mono);
  font-size: 12px;
  color: var(--color-ink);
}

.testimonial-name {
  font-family: var(--font-display);
  font-size: 14px;
  font-weight: 400;
  line-height: 20px;
  color: var(--color-ink);
}

.testimonial-role {
  font-family: var(--font-display);
  font-size: 12px;
  font-weight: 400;
  line-height: 16px;
  color: var(--color-body-mid);
}

/* ============================================================
   CTA BAND
   ============================================================ */
.cta-band {
  background-color: var(--color-canvas);
  padding: var(--sp-4xl) var(--sp-xl);
  text-align: center;
  position: relative;
  overflow: hidden;
}

.cta-band-inner {
  max-width: 700px;
  margin: 0 auto;
  position: relative;
  z-index: 2;
}

.cta-glow {
  position: absolute;
  top: 50%;
  left: 50%;
  transform: translate(-50%, -50%);
  width: 600px;
  height: 400px;
  background: radial-gradient(ellipse,
      rgba(124, 58, 237, 0.06) 0%,
      rgba(255, 122, 23, 0.03) 50%,
      transparent 70%);
  pointer-events: none;
  z-index: 1;
}

.cta-band .section-headline {
  margin-left: auto;
  margin-right: auto;
}

.cta-band .section-sub {
  margin-left: auto;
  margin-right: auto;
}

.cta-actions {
  display: flex;
  justify-content: center;
  gap: var(--sp-md);
  flex-wrap: wrap;
}

/* ============================================================
   FOOTER
   ============================================================ */
.site-footer {
  background-color: var(--color-canvas);
  padding: var(--sp-3xl) var(--sp-xl);
  border-top: 1px solid var(--color-hairline);
}

.footer-inner {
  max-width: 1200px;
  margin: 0 auto;
}

.footer-top {
  display: grid;
  grid-template-columns: 2fr 1fr 1fr 1fr;
  gap: var(--sp-3xl);
  margin-bottom: var(--sp-3xl);
}

.footer-brand p {
  color: var(--color-body-mid);
  font-size: 14px;
  line-height: 20px;
  margin-top: var(--sp-lg);
  max-width: 280px;
}

.footer-col-title {
  font-family: var(--font-mono);
  font-size: 12px;
  font-weight: 400;
  line-height: 16px;
  letter-spacing: 1.2px;
  text-transform: uppercase;
  color: var(--color-body-mid);
  margin-bottom: var(--sp-lg);
}

.footer-col ul {
  display: flex;
  flex-direction: column;
  gap: var(--sp-md);
}

.footer-col a {
  font-size: 14px;
  line-height: 20px;
  color: var(--color-body);
  transition: color 0.2s ease;
}

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

.footer-bottom {
  display: flex;
  justify-content: space-between;
  align-items: center;
  padding-top: var(--sp-xl);
  border-top: 1px solid var(--color-hairline);
}

.footer-copy {
  font-size: 14px;
  line-height: 20px;
  color: var(--color-body-mid);
}

.footer-socials {
  display: flex;
  gap: var(--sp-lg);
}

.footer-social-link {
  width: 32px;
  height: 32px;
  display: flex;
  align-items: center;
  justify-content: center;
  border: 1px solid rgba(255, 255, 255, 0.15);
  border-radius: var(--rounded-full);
  color: var(--color-body-mid);
  transition: border-color 0.2s ease, color 0.2s ease;
}

.footer-social-link:hover {
  border-color: rgba(255, 255, 255, 0.4);
  color: var(--color-ink);
}

/* ============================================================
   SCROLL ANIMATIONS (reveal on scroll)
   ============================================================ */
.reveal {
  opacity: 0;
  transform: translateY(24px);
  transition: opacity 0.7s ease, transform 0.7s ease;
}

.reveal.is-visible {
  opacity: 1;
  transform: translateY(0);
}

/* Stagger children */
.reveal-stagger>* {
  opacity: 0;
  transform: translateY(20px);
  transition: opacity 0.5s ease, transform 0.5s ease;
}

.reveal-stagger.is-visible>*:nth-child(1) {
  transition-delay: 0.05s;
  opacity: 1;
  transform: translateY(0);
}

.reveal-stagger.is-visible>*:nth-child(2) {
  transition-delay: 0.1s;
  opacity: 1;
  transform: translateY(0);
}

.reveal-stagger.is-visible>*:nth-child(3) {
  transition-delay: 0.15s;
  opacity: 1;
  transform: translateY(0);
}

.reveal-stagger.is-visible>*:nth-child(4) {
  transition-delay: 0.2s;
  opacity: 1;
  transform: translateY(0);
}

.reveal-stagger.is-visible>*:nth-child(5) {
  transition-delay: 0.25s;
  opacity: 1;
  transform: translateY(0);
}

.reveal-stagger.is-visible>*:nth-child(6) {
  transition-delay: 0.3s;
  opacity: 1;
  transform: translateY(0);
}

/* ============================================================
   LOGO MARQUEE (client logos)
   ============================================================ */
.logo-marquee {
  padding: var(--sp-3xl) 0;
  overflow: hidden;
  position: relative;
}

.logo-marquee::before,
.logo-marquee::after {
  content: '';
  position: absolute;
  top: 0;
  bottom: 0;
  width: 120px;
  z-index: 2;
  pointer-events: none;
}

.logo-marquee::before {
  left: 0;
  background: linear-gradient(to right, var(--color-canvas), transparent);
}

.logo-marquee::after {
  right: 0;
  background: linear-gradient(to left, var(--color-canvas), transparent);
}

.logo-track {
  display: flex;
  gap: var(--sp-4xl);
  animation: marquee-scroll 30s linear infinite;
  width: max-content;
}

@keyframes marquee-scroll {
  0% {
    transform: translateX(0);
  }

  100% {
    transform: translateX(-50%);
  }
}

.logo-item {
  font-family: var(--font-display);
  font-size: 18px;
  font-weight: 400;
  color: var(--color-body-mid);
  white-space: nowrap;
  display: flex;
  align-items: center;
  gap: var(--sp-sm);
  opacity: 0.5;
  transition: opacity 0.3s ease;
}

.logo-item:hover {
  opacity: 0.8;
}

/* ============================================================
   RESPONSIVE — Mobile < 768px
   ============================================================ */
@media (max-width: 767px) {

  /* Typography scaling */
  .display-xl {
    font-size: 48px;
    line-height: 48px;
    letter-spacing: -1.2px;
  }

  .display-lg {
    font-size: 40px;
    line-height: 44px;
    letter-spacing: -1px;
  }

  .display-md {
    font-size: 32px;
    line-height: 36px;
    letter-spacing: -0.6px;
  }

  .display-sm {
    font-size: 24px;
    line-height: 28px;
    letter-spacing: -0.4px;
  }

  /* Nav */
  .nav-links {
    display: none;
  }

  .nav-actions .btn-outline {
    display: none;
  }

  .nav-hamburger {
    display: flex;
  }

  /* Hero */
  .hero-band {
    min-height: auto;
    padding-top: calc(var(--sp-4xl) + 60px);
    padding-bottom: var(--sp-3xl);
  }

  /* Metrics */
  .metric-strip-inner {
    grid-template-columns: repeat(2, 1fr);
    gap: var(--sp-2xl);
  }

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

  /* Process */
  .process-grid {
    grid-template-columns: 1fr 1fr;
  }

  /* Cases */
  .case-grid {
    grid-template-columns: 1fr;
  }

  .case-visual {
    height: 200px;
  }

  /* Testimonials */
  .testimonial-grid {
    grid-template-columns: 1fr;
  }

  /* Footer */
  .footer-top {
    grid-template-columns: 1fr 1fr;
    gap: var(--sp-2xl);
  }

  .footer-bottom {
    flex-direction: column;
    gap: var(--sp-lg);
    text-align: center;
  }

  /* Section padding */
  .content-band {
    padding: var(--sp-3xl) var(--sp-lg);
  }
}

@media (max-width: 480px) {
  .process-grid {
    grid-template-columns: 1fr;
  }

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

  .metric-strip-inner {
    grid-template-columns: 1fr 1fr;
  }
}