:root {
  --bg: #0e1720;
  --bg-soft: #142230;
  --panel: rgba(14, 25, 36, 0.7);
  --panel-strong: rgba(18, 31, 45, 0.9);
  --text: #edf4f8;
  --muted: rgba(237, 244, 248, 0.72);
  --line: rgba(164, 204, 221, 0.18);
  --line-strong: rgba(164, 204, 221, 0.32);
  --accent: #5bc2b4;
  --accent-strong: #8ed8cf;
  --accent-soft: rgba(91, 194, 180, 0.18);
  --glow: rgba(241, 170, 98, 0.16);
  --shadow: 0 24px 80px rgba(0, 0, 0, 0.28);
  --display-font: "Iowan Old Style", "Palatino Linotype", "Book Antiqua", Georgia, serif;
  --body-font: "Avenir Next", "Segoe UI", "Helvetica Neue", sans-serif;
}

* {
  box-sizing: border-box;
}

html {
  scroll-behavior: smooth;
}

body {
  margin: 0;
  min-height: 100vh;
  color: var(--text);
  font-family: var(--body-font);
  background:
    radial-gradient(circle at 15% 15%, rgba(91, 194, 180, 0.16), transparent 26%),
    radial-gradient(circle at 85% 10%, rgba(241, 170, 98, 0.15), transparent 24%),
    radial-gradient(circle at 50% 100%, rgba(111, 151, 252, 0.14), transparent 30%),
    linear-gradient(180deg, #081018 0%, var(--bg) 36%, #101c28 100%);
  overflow-x: hidden;
}

body::before {
  content: "";
  position: fixed;
  inset: 0;
  pointer-events: none;
  background-image:
    linear-gradient(rgba(255, 255, 255, 0.035) 1px, transparent 1px),
    linear-gradient(90deg, rgba(255, 255, 255, 0.035) 1px, transparent 1px);
  background-size: 34px 34px;
  mask-image: radial-gradient(circle at center, black 42%, transparent 84%);
  opacity: 0.22;
}

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

.page-shell {
  width: min(1180px, calc(100% - 32px));
  margin: 0 auto;
  padding: 24px 0 80px;
}

.hero,
.workflow-section,
.surface-section,
.value-section,
.use-cases-section,
.cta-section {
  opacity: 0;
  transform: translateY(18px);
  animation: rise-in 0.8s ease forwards;
}

.workflow-section {
  animation-delay: 0.1s;
}

.surface-section {
  animation-delay: 0.18s;
}

.value-section {
  animation-delay: 0.26s;
}

.use-cases-section {
  animation-delay: 0.34s;
}

.cta-section {
  animation-delay: 0.42s;
}

.topbar {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 16px;
  padding: 4px 0 28px;
}

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

.brand-mark {
  width: 46px;
  height: 46px;
  display: grid;
  place-items: center;
  border-radius: 16px;
  border: 1px solid var(--line);
  background:
    linear-gradient(145deg, rgba(91, 194, 180, 0.24), transparent),
    rgba(255, 255, 255, 0.04);
  box-shadow: inset 0 1px 0 rgba(255, 255, 255, 0.06);
  font-family: var(--display-font);
  font-size: 1.4rem;
}

.brand-copy {
  display: flex;
  flex-direction: column;
  gap: 3px;
}

.brand-copy strong {
  letter-spacing: 0.02em;
  font-size: 1rem;
}

.brand-copy small,
.eyebrow,
.section-kicker,
.card-label,
.workflow-index,
.panel-chip,
.value-stat {
  color: var(--muted);
  font-size: 0.76rem;
  letter-spacing: 0.18em;
  text-transform: uppercase;
}

.topbar-actions,
.hero-actions,
.hero-tags,
.cta-actions {
  display: flex;
  align-items: center;
  gap: 12px;
  flex-wrap: wrap;
}

.ghost-link,
.primary-link,
.secondary-link {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  min-height: 46px;
  padding: 0 18px;
  border-radius: 999px;
  border: 1px solid transparent;
  transition:
    transform 180ms ease,
    border-color 180ms ease,
    background-color 180ms ease,
    color 180ms ease,
    box-shadow 180ms ease;
}

.ghost-link,
.secondary-link {
  border-color: var(--line);
  background: rgba(255, 255, 255, 0.03);
}

.primary-link {
  background: linear-gradient(135deg, var(--accent), var(--accent-strong));
  color: #06231f;
  box-shadow: 0 14px 28px rgba(91, 194, 180, 0.25);
  font-weight: 700;
}

.ghost-link:hover,
.primary-link:hover,
.secondary-link:hover {
  transform: translateY(-1px);
}

.ghost-link:hover,
.secondary-link:hover {
  border-color: var(--line-strong);
}

.secondary-link:hover {
  background: rgba(255, 255, 255, 0.05);
}

.hero {
  position: relative;
  padding-bottom: 16px;
}

.hero::after {
  content: "";
  position: absolute;
  top: 100px;
  right: -90px;
  width: 360px;
  height: 360px;
  border-radius: 50%;
  background:
    radial-gradient(circle at 30% 30%, rgba(255, 255, 255, 0.12), transparent 18%),
    radial-gradient(circle, rgba(91, 194, 180, 0.22), transparent 60%);
  filter: blur(10px);
  pointer-events: none;
  opacity: 0.95;
}

.hero-grid,
.surface-grid {
  display: grid;
  grid-template-columns: minmax(0, 1.2fr) minmax(300px, 0.92fr);
  gap: 24px;
}

.hero-copy {
  padding: 52px 0 18px;
}

.hero-copy h1 {
  margin: 12px 0 0;
  max-width: 11ch;
  font-family: var(--display-font);
  font-size: clamp(3.5rem, 8vw, 6.8rem);
  line-height: 0.95;
  letter-spacing: -0.05em;
  font-weight: 400;
}

.hero-text,
.section-text,
.workflow-card p,
.metric-card p,
.spotlight-card p,
.cluster-card p,
.value-card p,
.use-case-card p,
.cta-panel p,
.stream-list p {
  margin: 0;
  color: var(--muted);
  font-size: 1rem;
  line-height: 1.72;
}

.hero-text {
  max-width: 640px;
  margin-top: 18px;
}

.hero-actions {
  margin-top: 28px;
}

.hero-tags {
  margin-top: 22px;
}

.hero-tags span,
.panel-chip {
  display: inline-flex;
  align-items: center;
  min-height: 34px;
  padding: 0 14px;
  border-radius: 999px;
  border: 1px solid var(--line);
  background: rgba(255, 255, 255, 0.04);
}

.accent-chip {
  border-color: rgba(91, 194, 180, 0.32);
  background: var(--accent-soft);
}

.hero-stack {
  display: grid;
  gap: 16px;
}

.spotlight-card,
.metric-card,
.workflow-card,
.surface-panel,
.value-card,
.use-case-card,
.cta-panel {
  position: relative;
  overflow: hidden;
  border: 1px solid var(--line);
  background:
    linear-gradient(180deg, rgba(255, 255, 255, 0.02), transparent 30%),
    var(--panel);
  box-shadow: var(--shadow);
  backdrop-filter: blur(18px);
}

.spotlight-card {
  min-height: 200px;
  padding: 28px;
  border-radius: 28px;
}

.spotlight-card strong,
.metric-card strong,
.cluster-card strong,
.stream-list strong {
  display: block;
  margin-top: 14px;
  font-size: 1.48rem;
  line-height: 1.1;
}

.spotlight-card p {
  margin-top: 12px;
}

.metric-grid {
  display: grid;
  gap: 16px;
}

.metric-card {
  padding: 22px 24px;
  border-radius: 24px;
}

.metric-card.accent {
  background:
    linear-gradient(180deg, rgba(91, 194, 180, 0.12), transparent 40%),
    rgba(12, 27, 33, 0.8);
}

.metric-card strong {
  margin-top: 10px;
  font-size: 1.15rem;
}

.signal-row {
  display: grid;
  grid-auto-flow: column;
  gap: 18px;
  margin-top: 26px;
  overflow: hidden;
  color: rgba(237, 244, 248, 0.44);
  font-size: 0.86rem;
  letter-spacing: 0.2em;
  text-transform: uppercase;
  white-space: nowrap;
}

.signal-row span {
  animation: drift-left 14s linear infinite;
}

.section {
  padding-top: 58px;
}

.section-heading {
  display: flex;
  align-items: end;
  justify-content: space-between;
  gap: 20px;
  margin-bottom: 24px;
}

.section-heading.compact {
  margin-bottom: 18px;
}

.section-heading h2,
.cta-panel h2 {
  margin: 8px 0 0;
  font-family: var(--display-font);
  font-size: clamp(2rem, 4vw, 3.4rem);
  line-height: 1;
  letter-spacing: -0.04em;
  font-weight: 400;
}

.section-text {
  max-width: 440px;
}

.workflow-grid,
.value-grid,
.use-case-grid,
.knowledge-clusters {
  display: grid;
  gap: 16px;
}

.workflow-grid {
  grid-template-columns: repeat(3, minmax(0, 1fr));
}

.workflow-card,
.value-card,
.use-case-card {
  padding: 24px;
  border-radius: 24px;
}

.workflow-card h3,
.value-card h3,
.use-case-card h3,
.panel-heading strong {
  margin: 12px 0 10px;
  font-size: 1.36rem;
  line-height: 1.15;
}

.surface-panel {
  border-radius: 30px;
  padding: 24px;
}

.panel-heading {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 14px;
  margin-bottom: 18px;
}

.stream-list {
  display: grid;
  gap: 14px;
  padding: 0;
  margin: 0;
  list-style: none;
}

.stream-list li {
  display: grid;
  grid-template-columns: 88px minmax(0, 1fr);
  gap: 14px;
  padding: 16px;
  border-radius: 20px;
  border: 1px solid var(--line);
  background: rgba(255, 255, 255, 0.03);
}

.stream-type {
  display: inline-flex;
  align-items: start;
  justify-content: center;
  padding-top: 2px;
  color: var(--accent-strong);
  font-size: 0.78rem;
  letter-spacing: 0.16em;
  text-transform: uppercase;
}

.stream-list strong {
  margin-top: 0;
  font-size: 1rem;
}

.stream-list p {
  margin-top: 6px;
}

.knowledge-clusters {
  grid-template-columns: repeat(2, minmax(0, 1fr));
}

.cluster-card {
  padding: 18px;
  border-radius: 22px;
  border: 1px solid var(--line);
  background: rgba(255, 255, 255, 0.035);
}

.cluster-card span {
  color: var(--accent-strong);
  font-size: 0.78rem;
  letter-spacing: 0.16em;
  text-transform: uppercase;
}

.cluster-card strong {
  margin-top: 12px;
  font-size: 1.08rem;
}

.answer-card {
  grid-column: 1 / -1;
  background:
    linear-gradient(180deg, rgba(91, 194, 180, 0.12), transparent 55%),
    rgba(10, 28, 35, 0.88);
}

.value-grid {
  grid-template-columns: repeat(3, minmax(0, 1fr));
}

.value-stat {
  color: var(--accent-strong);
}

.use-case-grid {
  grid-template-columns: repeat(2, minmax(0, 1fr));
}

.cta-panel {
  padding: 34px;
  border-radius: 32px;
  background:
    radial-gradient(circle at top right, var(--glow), transparent 32%),
    linear-gradient(180deg, rgba(255, 255, 255, 0.03), transparent 36%),
    rgba(12, 23, 33, 0.84);
}

.cta-panel p {
  max-width: 720px;
  margin-top: 16px;
}

.cta-panel a {
  color: var(--accent-strong);
}

.cta-actions {
  margin-top: 24px;
}

@keyframes rise-in {
  to {
    opacity: 1;
    transform: translateY(0);
  }
}

@keyframes drift-left {
  from {
    transform: translateX(0);
  }

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

@media (max-width: 980px) {
  .topbar,
  .hero-grid,
  .surface-grid,
  .section-heading,
  .workflow-grid,
  .value-grid,
  .use-case-grid {
    grid-template-columns: 1fr;
  }

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

  .section-heading {
    align-items: flex-start;
  }

  .workflow-grid,
  .value-grid,
  .use-case-grid {
    display: grid;
  }

  .hero-copy {
    padding-top: 30px;
  }

  .hero-copy h1 {
    max-width: 12ch;
  }

  .knowledge-clusters {
    grid-template-columns: 1fr;
  }
}

@media (max-width: 640px) {
  .page-shell {
    width: min(100% - 20px, 100%);
    padding-top: 16px;
  }

  .hero-copy h1 {
    font-size: clamp(2.7rem, 14vw, 4.5rem);
  }

  .spotlight-card,
  .metric-card,
  .workflow-card,
  .surface-panel,
  .value-card,
  .use-case-card,
  .cta-panel {
    border-radius: 24px;
  }

  .surface-panel,
  .workflow-card,
  .value-card,
  .use-case-card,
  .cta-panel,
  .spotlight-card,
  .metric-card {
    padding: 20px;
  }

  .stream-list li {
    grid-template-columns: 1fr;
  }

  .signal-row {
    gap: 12px;
    font-size: 0.74rem;
  }
}