:root {
  --bg: #08111f;
  --bg-soft: #0d1830;
  --panel: rgba(11, 21, 40, 0.76);
  --panel-strong: rgba(18, 30, 54, 0.94);
  --line: rgba(145, 176, 255, 0.16);
  --text: #eff3ff;
  --muted: #9ca8c7;
  --primary: #6ad0ff;
  --secondary: #8effc9;
  --accent: #ffd76c;
  --shadow: 0 28px 80px rgba(2, 8, 20, 0.38);
  --radius-lg: 32px;
  --radius-md: 20px;
  --radius-sm: 14px;
  --container: min(1160px, calc(100vw - 40px));
}

* {
  box-sizing: border-box;
}

html {
  scroll-behavior: smooth;
}

body {
  margin: 0;
  font-family: 'IBM Plex Sans', sans-serif;
  color: var(--text);
  background:
    radial-gradient(circle at top left, rgba(106, 208, 255, 0.2), transparent 28%),
    radial-gradient(circle at 85% 20%, rgba(142, 255, 201, 0.12), transparent 24%),
    linear-gradient(160deg, #07101d 0%, #0a1221 48%, #060b15 100%);
  min-height: 100vh;
}

body::before {
  content: '';
  position: fixed;
  inset: 0;
  pointer-events: none;
  background-image:
    linear-gradient(rgba(255, 255, 255, 0.02) 1px, transparent 1px),
    linear-gradient(90deg, rgba(255, 255, 255, 0.02) 1px, transparent 1px);
  background-size: 72px 72px;
  mask-image: radial-gradient(circle at center, black 48%, transparent 100%);
}

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

button,
a {
  -webkit-tap-highlight-color: transparent;
}

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

.skip-link {
  position: absolute;
  left: 12px;
  top: -40px;
  background: var(--text);
  color: #09111d;
  padding: 10px 16px;
  border-radius: 999px;
  z-index: 100;
}

.skip-link:focus {
  top: 12px;
}

.site-shell {
  position: relative;
  overflow: clip;
}

.container {
  width: var(--container);
  margin: 0 auto;
}

.site-header {
  position: sticky;
  top: 0;
  z-index: 20;
  backdrop-filter: blur(18px);
  background: rgba(7, 14, 26, 0.6);
  border-bottom: 1px solid rgba(255, 255, 255, 0.05);
}

.nav-wrap {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 20px;
  min-height: 84px;
}

.brand {
  display: inline-flex;
  align-items: center;
  gap: 14px;
}

.brand-mark {
  width: 44px;
  height: 44px;
  border-radius: 14px;
  display: grid;
  place-items: center;
  background: linear-gradient(135deg, var(--primary), var(--secondary));
  color: #06101d;
  font: 800 0.95rem/1 'Sora', sans-serif;
  box-shadow: 0 12px 30px rgba(106, 208, 255, 0.28);
}

.brand-text {
  display: grid;
  gap: 2px;
}

.brand-text strong,
.hero h1,
.section-heading h2,
.timeline-card h3,
.service-card h3,
.proof-cards h3,
.cta h2,
.faq summary {
  font-family: 'Sora', sans-serif;
}

.brand-text small {
  color: var(--muted);
  font-size: 0.77rem;
}

.site-nav {
  display: flex;
  align-items: center;
  gap: 24px;
  color: var(--muted);
}

.site-nav a:hover,
.site-nav a:focus-visible,
.site-footer a:hover,
.site-footer a:focus-visible {
  color: var(--text);
}

.menu-toggle {
  display: none;
  appearance: none;
  border: 1px solid var(--line);
  background: rgba(255, 255, 255, 0.04);
  color: var(--text);
  border-radius: 999px;
  padding: 10px 16px;
  font: 600 0.95rem/1 'IBM Plex Sans', sans-serif;
}

.button {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  min-height: 54px;
  padding: 0 22px;
  border-radius: 999px;
  border: 1px solid transparent;
  background: linear-gradient(135deg, var(--primary), var(--secondary));
  color: #06101d;
  font-weight: 700;
  box-shadow: 0 14px 34px rgba(106, 208, 255, 0.2);
  transition: transform 180ms ease, box-shadow 180ms ease, background 180ms ease;
}

.button:hover,
.button:focus-visible {
  transform: translateY(-2px);
  box-shadow: 0 18px 36px rgba(106, 208, 255, 0.28);
}

.button--ghost {
  background: rgba(255, 255, 255, 0.04);
  border-color: rgba(255, 255, 255, 0.12);
  color: var(--text);
  box-shadow: none;
}

.button--sm {
  min-height: 44px;
  padding: 0 16px;
}

.hero,
.services,
.method,
.proof,
.faq,
.cta {
  padding: 88px 0;
}

.hero {
  padding-top: 76px;
}

.hero-grid,
.method-grid,
.proof-grid,
.faq-grid {
  display: grid;
  gap: 40px;
}

.hero-grid {
  grid-template-columns: 1.1fr 0.9fr;
  align-items: center;
}

.hero-copy {
  max-width: 640px;
}

.eyebrow {
  margin: 0 0 18px;
  color: var(--accent);
  letter-spacing: 0.18em;
  text-transform: uppercase;
  font-size: 0.75rem;
  font-weight: 700;
}

.hero h1 {
  margin: 0;
  font-size: clamp(2.0rem, 3.0vw, 4.0rem);
  line-height: 0.98;
  letter-spacing: -0.02em;
}

.hero-text,
.section-heading p,
.proof-copy p,
.cta p,
.timeline-card p,
.service-card p,
.faq p,
.signal-card p,
.credibility-grid p,
.site-footer p {
  color: var(--muted);
  line-height: 1.7;
}

.hero-text {
  margin: 26px 0 0;
  font-size: 1.1rem;
  max-width: 56ch;
}

.hero-actions {
  display: flex;
  flex-wrap: wrap;
  gap: 14px;
  margin-top: 32px;
}

.hero-points {
  margin: 28px 0 0;
  padding: 0;
  list-style: none;
  display: grid;
  gap: 12px;
}

.hero-points li,
.service-card li {
  position: relative;
  padding-left: 18px;
  color: #d9e3ff;
}

.hero-points li::before,
.service-card li::before {
  content: '';
  position: absolute;
  left: 0;
  top: 0.65em;
  width: 8px;
  height: 8px;
  border-radius: 999px;
  background: linear-gradient(135deg, var(--primary), var(--secondary));
}

.hero-panel {
  position: relative;
  padding: 26px;
  border-radius: 36px;
  border: 1px solid var(--line);
  background:
    linear-gradient(150deg, rgba(255, 255, 255, 0.07), rgba(255, 255, 255, 0.02)),
    rgba(6, 13, 24, 0.55);
  box-shadow: var(--shadow);
}

.hero-panel::after {
  content: '';
  position: absolute;
  inset: -1px;
  border-radius: inherit;
  pointer-events: none;
  background: linear-gradient(135deg, rgba(106, 208, 255, 0.18), transparent 30%, rgba(142, 255, 201, 0.14));
  mask: linear-gradient(#fff 0 0) content-box, linear-gradient(#fff 0 0);
  mask-composite: exclude;
  padding: 1px;
}

.signal-grid {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 16px;
  margin-top: 16px;
}

.signal-card {
  padding: 22px;
  border-radius: var(--radius-md);
  background: var(--panel);
  border: 1px solid rgba(255, 255, 255, 0.06);
}

.signal-card span,
.service-index,
.timeline-card span,
.metric {
  display: inline-block;
  font-weight: 700;
  letter-spacing: 0.08em;
  text-transform: uppercase;
  font-size: 0.78rem;
}

.signal-card strong,
.metric {
  display: block;
  margin-top: 10px;
  font-size: 1.15rem;
  color: var(--text);
}

.signal-card--highlight {
  background: linear-gradient(135deg, rgba(106, 208, 255, 0.14), rgba(142, 255, 201, 0.1));
}

.credibility-bar {
  padding: 18px 0 0;
}

.credibility-grid {
  display: grid;
  grid-template-columns: repeat(3, minmax(0, 1fr));
  gap: 18px;
}

.credibility-grid > div,
.service-card,
.timeline-card,
.proof-cards article,
.faq-list details,
.cta-box {
  border-radius: var(--radius-lg);
  border: 1px solid rgba(255, 255, 255, 0.07);
  background: var(--panel);
  box-shadow: var(--shadow);
}

.credibility-grid > div {
  padding: 28px;
}

.section-heading {
  max-width: 760px;
  margin-bottom: 32px;
}

.section-heading h2,
.cta h2 {
  margin: 0;
  font-size: clamp(2rem, 4vw, 3.5rem);
  line-height: 1.05;
  letter-spacing: -0.04em;
}

.services-grid {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 22px;
}

.service-card {
  padding: 30px;
}

.service-header {
  display: flex;
  align-items: center;
  gap: 14px;
}

.service-index {
  width: 48px;
  height: 48px;
  display: grid;
  place-items: center;
  border-radius: 16px;
  border: 1px solid rgba(255, 255, 255, 0.12);
  background: rgba(255, 255, 255, 0.06);
  color: var(--text);
}

.service-index svg {
  width: 22px;
  height: 22px;
}

.service-index--strategy {
  background: linear-gradient(135deg, rgba(106, 208, 255, 0.6), rgba(142, 255, 201, 0.4));
  color: #06101d;
}

.service-index--platforms {
  background: linear-gradient(135deg, rgba(142, 255, 201, 0.55), rgba(255, 215, 108, 0.35));
  color: #06101d;
}

.service-index--data {
  background: linear-gradient(135deg, rgba(255, 215, 108, 0.55), rgba(106, 208, 255, 0.35));
  color: #06101d;
}

.service-index--growth {
  background: linear-gradient(135deg, rgba(106, 208, 255, 0.55), rgba(142, 255, 201, 0.35));
  color: #06101d;
}

.service-card h3,
.proof-cards h3,
.timeline-card h3 {
  margin: 20px 0 10px;
  font-size: 1.45rem;
}

.service-card h3 {
  margin: 0;
}

.service-card p {
  margin: 14px 0 0;
}

.service-card ul {
  margin: 20px 0 0;
  padding: 0;
  list-style: none;
  display: grid;
  gap: 10px;
}

.method-grid {
  grid-template-columns: 0.9fr 1.1fr;
  align-items: start;
}

.section-heading--sticky {
  position: sticky;
  top: 110px;
}

.timeline {
  display: grid;
  gap: 18px;
}

.timeline-card {
  display: grid;
  grid-template-columns: 72px 1fr;
  gap: 20px;
  padding: 26px;
  align-items: start;
}

.timeline-card h3 {
  margin-top: 0;
}

.timeline-card span {
  width: 52px;
  aspect-ratio: 1;
  display: grid;
  place-items: center;
  border-radius: 18px;
  color: #08111f;
  background: linear-gradient(135deg, var(--accent), #ffefb3);
}

.proof-grid {
  grid-template-columns: 0.8fr 1.2fr;
  align-items: start;
}

.proof-cards {
  display: grid;
  grid-template-columns: repeat(3, minmax(0, 1fr));
  gap: 18px;
}

.proof-cards article {
  padding: 28px;
  min-height: 240px;
  background: linear-gradient(180deg, rgba(255, 255, 255, 0.06), rgba(6, 12, 20, 0.72));
}

.faq-grid {
  grid-template-columns: 0.9fr 1.1fr;
  align-items: start;
}

.faq-list {
  display: grid;
  gap: 14px;
}

.faq-list details {
  padding: 22px 24px;
}

.faq-list summary {
  cursor: pointer;
  list-style: none;
  font-size: 1.05rem;
  padding-right: 32px;
  position: relative;
}

.faq-list summary::-webkit-details-marker {
  display: none;
}

.faq-list summary::after {
  content: '+';
  position: absolute;
  right: 0;
  top: -2px;
  color: var(--secondary);
  font-size: 1.5rem;
}

.faq-list details[open] summary::after {
  content: '−';
}

.cta-box {
  padding: 38px;
  display: flex;
  flex-direction: column;
  align-items: flex-start;
  gap: 20px;
  background:
    radial-gradient(circle at top right, rgba(255, 215, 108, 0.16), transparent 26%),
    linear-gradient(140deg, rgba(106, 208, 255, 0.15), rgba(142, 255, 201, 0.1) 52%, rgba(255, 255, 255, 0.05));
}

.cta-actions {
  display: flex;
  flex-wrap: wrap;
  gap: 14px;
  width: 100%;
}

.cta-form {
  display: grid;
  gap: 12px;
}

.cta-label {
  font-weight: 600;
  color: var(--text);
  white-space: nowrap;
}

.cta-input-group {
  display: flex;
  align-items: center;
  gap: 12px;
  flex-wrap: wrap;
  width: 100%;
}

.cta-input-group input {
  min-width: 240px;
  flex: 1 1 240px;
  padding: 14px 16px;
  border-radius: 999px;
  border: 1px solid rgba(255, 255, 255, 0.2);
  background: rgba(7, 14, 26, 0.6);
  color: var(--text);
  font: 500 0.95rem/1.2 'IBM Plex Sans', sans-serif;
  transition: border-color 180ms ease, box-shadow 180ms ease;
}

.cta-input-group input::placeholder {
  color: rgba(239, 243, 255, 0.6);
}

.cta-input-group input:focus-visible {
  outline: none;
  border-color: rgba(106, 208, 255, 0.8);
  box-shadow: 0 0 0 3px rgba(106, 208, 255, 0.2);
}

.cta-caption {
  margin: 0;
  color: var(--muted);
  font-size: 0.9rem;
}

.site-footer {
  padding: 28px 0 42px;
}

.footer-wrap {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 20px;
  padding-top: 18px;
  border-top: 1px solid rgba(255, 255, 255, 0.08);
}

.site-footer nav {
  display: flex;
  gap: 20px;
  color: var(--muted);
}

.section-observed {
  opacity: 0;
  transform: translateY(18px);
  transition: opacity 700ms ease, transform 700ms ease;
}

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

@media (max-width: 1080px) {
  .hero-grid,
  .method-grid,
  .proof-grid,
  .faq-grid,
  .services-grid,
  .credibility-grid,
  .proof-cards {
    grid-template-columns: 1fr;
  }

  .section-heading--sticky {
    position: static;
  }

  .proof-cards article {
    min-height: auto;
  }
}

@media (max-width: 820px) {
  .menu-toggle {
    display: inline-flex;
    align-items: center;
    justify-content: center;
  }

  .site-nav {
    position: absolute;
    top: calc(100% + 10px);
    right: 20px;
    left: 20px;
    display: none;
    flex-direction: column;
    align-items: stretch;
    padding: 18px;
    border: 1px solid rgba(255, 255, 255, 0.08);
    border-radius: 24px;
    background: rgba(7, 14, 26, 0.95);
  }

  .site-nav.is-open {
    display: flex;
  }

  .site-nav a {
    padding: 10px 0;
  }

  .cta-box,
  .footer-wrap {
    flex-direction: column;
    align-items: flex-start;
  }

  .cta-input-group {
    width: 100%;
  }

  .cta-input-group input {
    width: 100%;
  }
}

@media (max-width: 640px) {
  :root {
    --container: min(100vw - 28px, 1160px);
    --radius-lg: 24px;
    --radius-md: 18px;
  }

  .site-header {
    position: static;
  }

  .nav-wrap {
    min-height: 76px;
  }

  .hero,
  .services,
  .method,
  .proof,
  .faq,
  .cta {
    padding: 64px 0;
  }

  .hero {
    padding-top: 38px;
  }

  .hero h1 {
    font-size: clamp(2.3rem, 13vw, 3.6rem);
  }

  .hero-panel,
  .service-card,
  .timeline-card,
  .proof-cards article,
  .faq-list details,
  .credibility-grid > div,
  .cta-box {
    padding: 22px;
  }

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

  .timeline-card {
    grid-template-columns: 1fr;
  }

  .timeline-card span {
    width: 58px;
  }
}

@media (prefers-reduced-motion: reduce) {
  html {
    scroll-behavior: auto;
  }

  *,
  *::before,
  *::after {
    animation: none !important;
    transition: none !important;
  }

  .section-observed {
    opacity: 1;
    transform: none;
  }
}