:root {
  --bg: #060816;
  --bg-soft: #0b1124;
  --panel: rgba(10, 17, 38, 0.78);
  --panel-strong: rgba(12, 20, 46, 0.92);
  --line: rgba(91, 128, 255, 0.18);
  --line-strong: rgba(255, 255, 255, 0.14);
  --text: #f4f7ff;
  --muted: #a6b1d3;
  --accent: #1ec9ff;
  --accent-2: #675dff;
  --accent-3: #ffbf2f;
  --shadow: 0 24px 80px rgba(0, 0, 0, 0.38);
  --max-width: 1200px;
}

* {
  box-sizing: border-box;
}

html {
  scroll-behavior: smooth;
}

body {
  margin: 0;
  min-width: 320px;
  font-family: "Manrope", sans-serif;
  background:
    radial-gradient(circle at 15% 18%, rgba(30, 201, 255, 0.22), transparent 30%),
    radial-gradient(circle at 82% 15%, rgba(255, 191, 47, 0.16), transparent 26%),
    radial-gradient(circle at 78% 72%, rgba(103, 93, 255, 0.22), transparent 30%),
    linear-gradient(180deg, #050711 0%, #091224 52%, #050711 100%);
  color: var(--text);
}

body::before {
  content: "";
  position: fixed;
  inset: 0;
  pointer-events: none;
  background-image:
    linear-gradient(rgba(255, 255, 255, 0.03) 1px, transparent 1px),
    linear-gradient(90deg, rgba(255, 255, 255, 0.03) 1px, transparent 1px);
  background-size: 120px 120px;
  mask-image: radial-gradient(circle at center, black 45%, transparent 100%);
}

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

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

.page-shell {
  position: relative;
  overflow: hidden;
}

.section,
.proof-strip,
.cta-section,
.site-header {
  width: min(calc(100% - 2rem), var(--max-width));
  margin: 0 auto;
}

.site-header {
  position: sticky;
  top: 0;
  z-index: 20;
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 1rem;
  padding: 1rem 0;
  backdrop-filter: blur(18px);
}

.site-header::before {
  content: "";
  position: absolute;
  inset: 0 -1rem;
  background: rgba(5, 8, 22, 0.55);
  border: 1px solid rgba(255, 255, 255, 0.04);
  border-top: 0;
  border-radius: 0 0 18px 18px;
  z-index: -1;
}

.brand {
  display: flex;
  align-items: center;
  flex: 0 0 auto;
}

.brand-logo {
  width: auto;
  max-width: min(360px, 48vw);
  height: clamp(40px, 5vw, 58px);
  object-fit: contain;
}

.site-nav {
  display: flex;
  align-items: center;
  gap: 1.4rem;
  color: var(--muted);
  font-weight: 600;
}

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

.button {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  min-height: 48px;
  padding: 0.85rem 1.2rem;
  border-radius: 999px;
  border: 1px solid transparent;
  font-weight: 700;
  transition: transform 160ms ease, border-color 160ms ease, background 160ms ease, color 160ms ease;
}

.button:hover,
.button:focus-visible {
  transform: translateY(-1px);
}

.button-primary {
  color: #04101c;
  background: linear-gradient(135deg, #ffd562, #ffb100 38%, #1ec9ff 140%);
  box-shadow: 0 14px 30px rgba(255, 191, 47, 0.25);
}

.button-secondary {
  color: var(--text);
  background: rgba(255, 255, 255, 0.04);
  border-color: rgba(255, 255, 255, 0.12);
}

.button-ghost {
  color: var(--text);
  background: rgba(255, 255, 255, 0.05);
  border-color: rgba(255, 255, 255, 0.09);
}

.section {
  padding: 4.5rem 0;
}

.hero {
  display: block;
  padding-top: 5rem;
}

.hero-copy {
  width: 100%;
}

.hero-title-line {
  display: block;
  width: 100%;
}

.eyebrow {
  margin: 0 0 1rem;
  color: #7bd8ff;
  text-transform: uppercase;
  letter-spacing: 0.12em;
  font-size: 0.975rem;
  font-weight: 800;
}

h1,
h2,
h3,
strong,
summary {
  font-family: "Manrope", sans-serif;
}

h1 {
  margin: 0;
  font-size: clamp(2.1rem, 4.9vw, 4.2rem);
  line-height: 0.96;
  letter-spacing: -0.05em;
  font-weight: 800;
}

h2 {
  margin: 0;
  font-size: clamp(2rem, 4vw, 3.6rem);
  line-height: 1;
  letter-spacing: -0.04em;
  font-weight: 800;
}

h3 {
  margin: 0 0 0.8rem;
  font-size: 1.35rem;
  font-weight: 700;
}

p {
  margin: 0;
  color: var(--muted);
  line-height: 1.7;
}

.hero-text {
  max-width: 52rem;
  margin-top: 1.4rem;
  font-size: 1.1rem;
}

.hero-actions {
  display: flex;
  flex-wrap: wrap;
  gap: 0.9rem;
  margin-top: 2rem;
}

.hero-points {
  margin: 1.8rem 0 0;
  padding: 0;
  list-style: none;
  display: grid;
  gap: 0.75rem;
  color: #d7def6;
}

.hero-points li {
  display: flex;
  align-items: center;
  gap: 0.75rem;
}

.hero-points li::before {
  content: "";
  width: 0.65rem;
  height: 0.65rem;
  border-radius: 999px;
  background: linear-gradient(135deg, var(--accent), var(--accent-3));
  box-shadow: 0 0 18px rgba(30, 201, 255, 0.5);
  flex: 0 0 auto;
}

.hero-visual {
  position: relative;
}

.hero-system {
  position: relative;
  width: 100%;
  margin: 1.8rem 0 0;
  padding: 0.9rem;
  border-radius: 32px;
  border: 1px solid rgba(116, 165, 255, 0.18);
  background:
    radial-gradient(circle at top left, rgba(30, 201, 255, 0.14), transparent 26%),
    linear-gradient(180deg, rgba(13, 22, 47, 0.88), rgba(7, 12, 27, 0.94));
  box-shadow: var(--shadow);
  overflow: hidden;
}

.hero-system::before {
  content: "";
  position: absolute;
  inset: 0;
  pointer-events: none;
  background: linear-gradient(135deg, rgba(255, 255, 255, 0.08), transparent 18%, transparent 82%, rgba(103, 93, 255, 0.16));
}

.hero-system-image {
  position: relative;
  display: block;
  width: 100%;
  height: auto;
  border-radius: 24px;
}

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

.signal-card,
.feature-card,
.workflow-step,
.governance-panel,
.audience-card,
.faq-item,
.cta-card,
.proof-strip {
  border: 1px solid var(--line);
  background: linear-gradient(180deg, rgba(13, 22, 47, 0.9), rgba(7, 12, 27, 0.88));
  box-shadow: var(--shadow);
}

.signal-card {
  padding: 1.3rem;
  border-radius: 22px;
}

.signal-primary {
  position: relative;
  overflow: hidden;
  min-height: 220px;
}

.signal-primary::after {
  content: "";
  position: absolute;
  inset: auto -3rem -4rem auto;
  width: 11rem;
  height: 11rem;
  border-radius: 50%;
  background: radial-gradient(circle, rgba(255, 191, 47, 0.34), transparent 68%);
}

.signal-metric {
  display: flex;
  flex-direction: column;
  justify-content: flex-end;
  background:
    radial-gradient(circle at top right, rgba(103, 93, 255, 0.2), transparent 36%),
    linear-gradient(180deg, rgba(14, 22, 48, 0.96), rgba(10, 15, 32, 0.96));
}

.signal-kicker {
  display: inline-block;
  margin-bottom: 0.8rem;
  color: #7bd8ff;
  font-size: 0.76rem;
  font-weight: 800;
  letter-spacing: 0.12em;
  text-transform: uppercase;
}

.signal-card strong {
  display: block;
  margin-bottom: 0.7rem;
  font-size: 1.2rem;
}

.proof-strip {
  display: grid;
  grid-template-columns: 1fr auto;
  gap: 1.5rem;
  padding: 1.6rem;
  border-radius: 28px;
}

.proof-label {
  display: inline-block;
  margin-bottom: 0.4rem;
  color: var(--text);
  font-weight: 700;
}

.proof-badges {
  display: flex;
  flex-wrap: wrap;
  align-content: flex-start;
  justify-content: flex-end;
  gap: 0.75rem;
}

.proof-badges span {
  padding: 0.7rem 0.95rem;
  border-radius: 999px;
  background: rgba(255, 255, 255, 0.05);
  border: 1px solid rgba(255, 255, 255, 0.08);
  color: #dfe6ff;
  white-space: nowrap;
}

.section-heading {
  max-width: 44rem;
  margin-bottom: 2rem;
}

.section-heading p:last-child {
  margin-top: 1rem;
}

.feature-grid,
.audience-grid {
  display: grid;
  grid-template-columns: repeat(3, minmax(0, 1fr));
  gap: 1rem;
}

.feature-card,
.audience-card {
  padding: 1.5rem;
  border-radius: 24px;
}

.workflow-section {
  position: relative;
}

.workflow-timeline {
  display: grid;
  grid-template-columns: repeat(5, minmax(0, 1fr));
  gap: 1rem;
}

.workflow-step {
  padding: 1.4rem;
  border-radius: 24px;
}

.workflow-index {
  display: inline-block;
  margin-bottom: 1rem;
  color: var(--accent-3);
  font-size: 1.8rem;
  font-weight: 800;
  letter-spacing: -0.04em;
}

.governance-panel {
  display: grid;
  grid-template-columns: 1.1fr 0.9fr;
  gap: 1.5rem;
  padding: 2rem;
  border-radius: 30px;
}

.governance-list {
  display: grid;
  gap: 1rem;
}

.governance-list div {
  padding: 1rem 1.1rem;
  border-radius: 20px;
  background: rgba(255, 255, 255, 0.04);
  border: 1px solid rgba(255, 255, 255, 0.08);
}

.governance-list strong {
  display: block;
  margin-bottom: 0.45rem;
  font-size: 1.05rem;
}

.faq-list {
  display: grid;
  gap: 1rem;
}

.faq-item {
  padding: 1.1rem 1.3rem;
  border-radius: 22px;
}

.faq-item summary {
  list-style: none;
  cursor: pointer;
  font-size: 1.08rem;
  font-weight: 700;
  color: var(--text);
}

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

.faq-item p {
  padding-top: 0.85rem;
}

.cta-section {
  padding: 1rem 0 5rem;
}

.cta-card {
  padding: 2.2rem;
  border-radius: 32px;
  background:
    radial-gradient(circle at top right, rgba(255, 191, 47, 0.18), transparent 26%),
    radial-gradient(circle at left center, rgba(30, 201, 255, 0.18), transparent 24%),
    linear-gradient(180deg, rgba(14, 24, 54, 0.96), rgba(8, 13, 29, 0.96));
}

.cta-card h2,
.cta-card p:last-of-type {
  margin-top: 1rem;
}

.reveal {
  opacity: 0;
  transform: translateY(24px);
  transition: opacity 650ms ease, transform 650ms ease;
}

.reveal-delay-1 {
  transition-delay: 90ms;
}

.reveal-delay-2 {
  transition-delay: 180ms;
}

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

@media (max-width: 1080px) {
  .governance-panel,
  .proof-strip,
  .workflow-timeline,
  .feature-grid,
  .audience-grid {
    grid-template-columns: 1fr;
  }

  .workflow-timeline {
    gap: 1rem;
  }

  .proof-badges {
    justify-content: flex-start;
  }
}

@media (max-width: 840px) {
  .site-header {
    flex-wrap: wrap;
  }

  .site-nav {
    order: 3;
    width: 100%;
    justify-content: space-between;
    gap: 0.8rem;
    overflow-x: auto;
    padding-bottom: 0.2rem;
  }

  .brand-logo {
    max-width: min(280px, 62vw);
    height: clamp(34px, 9vw, 48px);
  }

  .hero {
    padding-top: 3.5rem;
  }
}

@media (max-width: 640px) {
  .section,
  .proof-strip,
  .cta-section,
  .site-header {
    width: min(calc(100% - 1.25rem), var(--max-width));
  }

  .site-header {
    padding: 0.9rem 0;
  }

  .site-header::before {
    inset: 0 -0.35rem;
    border-radius: 0 0 16px 16px;
  }

  .button {
    width: 100%;
  }

  .hero-actions {
    flex-direction: column;
  }

  .feature-card,
  .audience-card,
  .workflow-step,
  .faq-item,
  .signal-card,
  .cta-card,
  .proof-strip,
  .governance-panel {
    border-radius: 20px;
  }
}

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

  .button,
  .reveal {
    transition: none;
  }

  .reveal {
    opacity: 1;
    transform: none;
  }
}