:root {
  --ink: #172033;
  --ink-strong: #0b1020;
  --muted: #657188;
  --paper: #fbfcf7;
  --panel: #ffffff;
  --line: #dde3ea;
  --navy: #111827;
  --teal: #0f9f94;
  --teal-soft: #d9fbf6;
  --gold: #f7c948;
  --coral: #ff6b4a;
  --blue: #3b82f6;
  --shadow: 0 22px 70px rgba(23, 32, 51, 0.14);
  --radius: 8px;
  --container: min(1140px, calc(100vw - 40px));
}

* {
  box-sizing: border-box;
}

html {
  min-width: 320px;
  scroll-behavior: smooth;
}

body {
  margin: 0;
  color: var(--ink);
  background: var(--paper);
  font-family: Inter, ui-sans-serif, system-ui, -apple-system, BlinkMacSystemFont, "Segoe UI", sans-serif;
  line-height: 1.55;
}

body::before {
  position: fixed;
  inset: 0;
  z-index: -1;
  pointer-events: none;
  content: "";
  background:
    linear-gradient(90deg, rgba(17, 24, 39, 0.035) 1px, transparent 1px),
    linear-gradient(rgba(17, 24, 39, 0.035) 1px, transparent 1px);
  background-size: 46px 46px;
  mask-image: linear-gradient(to bottom, rgba(0, 0, 0, 0.9), transparent 70%);
}

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

a {
  color: inherit;
}

p {
  margin: 0;
}

h1,
h2,
h3 {
  margin: 0;
  color: var(--ink-strong);
  line-height: 1.05;
  letter-spacing: 0;
}

h1 {
  font-size: clamp(2.55rem, 5vw, 5.8rem);
}

h2 {
  font-size: clamp(2rem, 3.2vw, 3.7rem);
}

h3 {
  font-size: 1.22rem;
}

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

.narrow {
  max-width: 880px;
}

.skip-link {
  position: absolute;
  top: 12px;
  left: 12px;
  z-index: 20;
  padding: 10px 14px;
  color: #fff;
  background: var(--navy);
  border-radius: var(--radius);
  transform: translateY(-150%);
}

.skip-link:focus {
  transform: translateY(0);
}

.site-header {
  position: sticky;
  top: 0;
  z-index: 10;
  border-bottom: 1px solid rgba(221, 227, 234, 0.75);
  background: rgba(251, 252, 247, 0.88);
  backdrop-filter: blur(18px);
  transition: box-shadow 180ms ease, background 180ms ease;
}

.site-header.is-scrolled {
  box-shadow: 0 12px 30px rgba(17, 24, 39, 0.08);
  background: rgba(251, 252, 247, 0.96);
}

.header-inner {
  min-height: 78px;
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 28px;
}

.brand-mark {
  display: inline-flex;
  align-items: center;
  gap: 11px;
  color: var(--ink-strong);
  font-weight: 850;
  text-decoration: none;
  letter-spacing: 0;
}

.brand-symbol {
  width: 38px;
  height: 38px;
  display: inline-grid;
  place-items: center;
  color: var(--navy);
  background: var(--gold);
  border: 2px solid var(--ink-strong);
  border-radius: var(--radius);
  box-shadow: 4px 4px 0 var(--ink-strong);
  font-size: 1.05rem;
}

.primary-nav {
  display: flex;
  align-items: center;
  gap: 3px;
}

.primary-nav a {
  padding: 10px 12px;
  color: var(--muted);
  font-size: 0.94rem;
  font-weight: 750;
  text-decoration: none;
  border-radius: var(--radius);
}

.primary-nav a:hover,
.primary-nav a.is-active {
  color: var(--ink-strong);
  background: #edf5f2;
}

.nav-toggle {
  width: 44px;
  height: 44px;
  display: none;
  place-items: center;
  border: 1px solid var(--line);
  border-radius: var(--radius);
  background: #fff;
}

.nav-toggle span:not(.sr-only) {
  width: 18px;
  height: 2px;
  display: block;
  margin: 2px 0;
  background: var(--ink-strong);
}

.sr-only {
  position: absolute;
  width: 1px;
  height: 1px;
  overflow: hidden;
  clip: rect(0, 0, 0, 0);
}

.hero-section {
  padding: 72px 0 50px;
  background:
    linear-gradient(135deg, rgba(15, 159, 148, 0.16), transparent 38%),
    linear-gradient(315deg, rgba(247, 201, 72, 0.2), transparent 34%);
}

.hero-grid {
  display: grid;
  grid-template-columns: minmax(0, 0.92fr) minmax(390px, 1.08fr);
  gap: 48px;
  align-items: center;
}

.hero-copy {
  min-width: 0;
}

.eyebrow {
  margin-bottom: 14px;
  color: #0b766e;
  font-size: 0.78rem;
  font-weight: 850;
  letter-spacing: 0.08em;
  text-transform: uppercase;
}

.hero-lede,
.page-hero p,
.section-heading p {
  max-width: 720px;
  margin-top: 22px;
  color: #3e4b60;
  font-size: clamp(1.04rem, 1.6vw, 1.24rem);
}

.hero-actions {
  display: flex;
  flex-wrap: wrap;
  gap: 12px;
  margin-top: 32px;
}

.button {
  min-height: 48px;
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 10px;
  padding: 13px 18px;
  border: 2px solid var(--ink-strong);
  border-radius: var(--radius);
  font-weight: 850;
  text-decoration: none;
  box-shadow: 4px 4px 0 var(--ink-strong);
  transition: transform 160ms ease, box-shadow 160ms ease;
}

.button:hover {
  transform: translate(2px, 2px);
  box-shadow: 2px 2px 0 var(--ink-strong);
}

.button-primary {
  color: var(--ink-strong);
  background: var(--gold);
}

.button-secondary {
  color: #fff;
  background: var(--navy);
}

.hero-visual {
  margin: 0;
  aspect-ratio: 1.18 / 1;
  min-height: 420px;
  overflow: hidden;
  border: 2px solid var(--ink-strong);
  border-radius: var(--radius);
  background: #0f172a;
  box-shadow: var(--shadow), 8px 8px 0 var(--ink-strong);
}

.hero-visual img {
  width: 100%;
  height: 100%;
  object-fit: cover;
}

.section {
  padding: 82px 0;
}

.band {
  padding: 36px 0 0;
}

.stat-strip {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 0;
  overflow: hidden;
  border: 2px solid var(--ink-strong);
  border-radius: var(--radius);
  background: var(--panel);
  box-shadow: 7px 7px 0 var(--ink-strong);
}

.stat-strip div {
  min-width: 0;
  padding: 28px;
}

.stat-strip div + div {
  border-left: 1px solid var(--line);
}

.stat-strip span,
.service-number,
.development-flow strong {
  color: var(--coral);
  font-weight: 900;
}

.stat-strip strong {
  display: block;
  margin: 6px 0 8px;
  color: var(--ink-strong);
  font-size: 1.15rem;
}

.stat-strip p,
.feature-card p,
.service-row p,
.analysis-grid p,
.development-flow p,
.site-footer p,
.text-stack p,
.contact-panel p {
  color: var(--muted);
}

.split-layout {
  display: grid;
  grid-template-columns: minmax(0, 0.75fr) minmax(0, 1.25fr);
  gap: 60px;
  align-items: start;
}

.text-stack {
  display: grid;
  gap: 18px;
  font-size: 1.06rem;
}

.muted-section {
  background: #edf5f2;
  border-top: 1px solid #d4e5df;
  border-bottom: 1px solid #d4e5df;
}

.section-heading {
  max-width: 820px;
  margin-bottom: 34px;
}

.card-grid {
  display: grid;
  gap: 18px;
}

.card-grid.three {
  grid-template-columns: repeat(3, 1fr);
}

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

.feature-card,
.contact-panel,
.analysis-grid article,
.development-flow article {
  min-width: 0;
  padding: 28px;
  border: 1px solid var(--line);
  border-radius: var(--radius);
  background: var(--panel);
}

.feature-card {
  display: grid;
  gap: 15px;
}

.card-icon {
  width: 42px;
  height: 42px;
  display: grid;
  place-items: center;
  color: var(--ink-strong);
  background: var(--teal-soft);
  border: 2px solid var(--ink-strong);
  border-radius: var(--radius);
  font-weight: 900;
}

.accent-card {
  background: var(--navy);
}

.accent-card h2,
.accent-card dt,
.accent-card dd,
.accent-card a {
  color: #fff;
}

.accent-card dd {
  opacity: 0.78;
}

.cta-section {
  padding-bottom: 96px;
}

.cta-panel {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 26px;
  padding: 34px;
  border: 2px solid var(--ink-strong);
  border-radius: var(--radius);
  background: #fff8d9;
  box-shadow: 7px 7px 0 var(--ink-strong);
}

.cta-panel h2 {
  max-width: 720px;
  font-size: clamp(1.8rem, 3vw, 3rem);
}

.page-hero {
  padding: 76px 0 64px;
  background:
    linear-gradient(130deg, rgba(247, 201, 72, 0.23), transparent 45%),
    linear-gradient(310deg, rgba(59, 130, 246, 0.12), transparent 40%);
  border-bottom: 1px solid var(--line);
}

.analytics-hero {
  background:
    linear-gradient(130deg, rgba(15, 159, 148, 0.18), transparent 45%),
    linear-gradient(310deg, rgba(255, 107, 74, 0.12), transparent 40%);
}

.service-list {
  display: grid;
  gap: 16px;
}

.service-row {
  display: grid;
  grid-template-columns: 70px 1fr;
  gap: 22px;
  padding: 28px;
  border: 1px solid var(--line);
  border-radius: var(--radius);
  background: #fff;
}

.service-row h2 {
  margin-bottom: 10px;
  font-size: clamp(1.55rem, 2.4vw, 2.35rem);
}

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

.analysis-grid article {
  display: grid;
  gap: 14px;
}

.pill {
  width: fit-content;
  padding: 5px 9px;
  color: var(--ink-strong);
  background: var(--teal-soft);
  border: 1px solid #91dcd4;
  border-radius: var(--radius);
  font-size: 0.76rem;
  font-weight: 850;
}

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

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

.check-list li {
  position: relative;
  padding-left: 28px;
  color: var(--muted);
}

.check-list li::before {
  position: absolute;
  top: 0;
  left: 0;
  color: var(--teal);
  content: "✓";
  font-weight: 900;
}

.detail-list {
  display: grid;
  gap: 16px;
  margin: 0;
}

.detail-list div {
  display: grid;
  gap: 4px;
}

.detail-list dt {
  color: var(--ink-strong);
  font-size: 0.78rem;
  font-weight: 850;
  letter-spacing: 0.08em;
  text-transform: uppercase;
}

.detail-list dd {
  margin: 0;
  color: var(--muted);
}

.contact-grid {
  display: grid;
  grid-template-columns: 0.9fr 1.1fr;
  gap: 20px;
}

.contact-panel {
  display: grid;
  gap: 22px;
}

.dark-panel {
  color: #fff;
  background: var(--navy);
  border-color: var(--navy);
}

.dark-panel h2,
.dark-panel .check-list li,
.dark-panel a:not(.button) {
  color: #fff;
}

.dark-panel .check-list li {
  opacity: 0.88;
}

.site-footer {
  padding: 48px 0;
  color: #d8dee9;
  background: var(--navy);
}

.footer-grid {
  display: grid;
  grid-template-columns: 1.2fr 1fr 1fr;
  gap: 32px;
}

.footer-brand,
.site-footer h2,
.site-footer a {
  color: #fff;
}

.site-footer h2 {
  margin-bottom: 14px;
  font-size: 0.92rem;
  letter-spacing: 0.08em;
  text-transform: uppercase;
}

.site-footer p + p {
  margin-top: 8px;
}

.error-body {
  min-height: 100vh;
  display: grid;
  place-items: center;
  padding: 24px;
  color: #fff;
  background:
    linear-gradient(135deg, rgba(247, 201, 72, 0.2), transparent 40%),
    linear-gradient(315deg, rgba(15, 159, 148, 0.18), transparent 36%),
    var(--navy);
}

.server-error-body {
  background:
    linear-gradient(135deg, rgba(255, 107, 74, 0.18), transparent 40%),
    var(--navy);
}

.error-shell {
  width: min(680px, 100%);
  display: grid;
  justify-items: center;
  gap: 18px;
  text-align: center;
}

.error-shell h1,
.error-shell p,
.error-shell a:not(.button) {
  color: #fff;
}

.error-shell p:not(.eyebrow) {
  color: #d8dee9;
  font-size: 1.08rem;
}

.error-mascot {
  width: min(320px, 76vw);
  aspect-ratio: 1.2 / 1;
  object-fit: contain;
}

@media (max-width: 920px) {
  :root {
    --container: min(100vw - 28px, 760px);
  }

  .header-inner {
    min-height: 70px;
  }

  .nav-toggle {
    display: grid;
  }

  .primary-nav {
    position: absolute;
    top: 70px;
    right: 14px;
    left: 14px;
    display: none;
    flex-direction: column;
    align-items: stretch;
    padding: 10px;
    border: 1px solid var(--line);
    border-radius: var(--radius);
    background: #fff;
    box-shadow: var(--shadow);
  }

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

  .primary-nav a {
    padding: 12px 14px;
  }

  .hero-grid,
  .split-layout,
  .contact-grid {
    grid-template-columns: 1fr;
  }

  .hero-grid {
    gap: 34px;
  }

  .hero-visual {
    min-height: 320px;
  }

  .stat-strip,
  .card-grid.three,
  .card-grid.two,
  .analysis-grid,
  .development-flow,
  .footer-grid {
    grid-template-columns: 1fr;
  }

  .stat-strip div + div {
    border-top: 1px solid var(--line);
    border-left: 0;
  }

  .cta-panel {
    align-items: flex-start;
    flex-direction: column;
  }
}

@media (max-width: 560px) {
  h1 {
    font-size: 2.55rem;
  }

  h2 {
    font-size: 2rem;
  }

  .brand-mark {
    max-width: calc(100vw - 92px);
    font-size: 0.9rem;
  }

  .brand-symbol {
    width: 34px;
    height: 34px;
    flex: 0 0 auto;
    box-shadow: 3px 3px 0 var(--ink-strong);
  }

  .hero-section,
  .page-hero {
    padding-top: 52px;
  }

  .section {
    padding: 58px 0;
  }

  .hero-actions,
  .button {
    width: 100%;
  }

  .hero-visual {
    min-height: 260px;
    box-shadow: 5px 5px 0 var(--ink-strong);
  }

  .service-row {
    grid-template-columns: 1fr;
  }

  .stat-strip div,
  .feature-card,
  .service-row,
  .contact-panel,
  .analysis-grid article,
  .development-flow article,
  .cta-panel {
    padding: 22px;
  }
}