:root {
  --bg-primary: #07131c;
  --bg-secondary: #0f2430;
  --bg-surface: rgba(10, 23, 32, 0.72);
  --card-bg: #f3f7fa;
  --card-alt: #ffffff;
  --text-primary: #e9f4fb;
  --text-secondary: #a8c2d2;
  --text-dark: #15303f;
  --accent: #15c5f8;
  --accent-strong: #00e4ff;
  --border-soft: rgba(123, 178, 204, 0.18);
  --shadow-lg: 0 30px 60px rgba(2, 13, 20, 0.35);
  --shadow-md: 0 18px 40px rgba(5, 17, 25, 0.18);
  --radius-xl: 28px;
  --radius-lg: 20px;
  --radius-md: 16px;
  --container: 1180px;
}

* {
  box-sizing: border-box;
}

html {
  scroll-behavior: smooth;
}

body {
  margin: 0;
  font-family: "Manrope", sans-serif;
  color: var(--text-primary);
  background:
    radial-gradient(circle at top left, rgba(21, 197, 248, 0.18), transparent 28%),
    radial-gradient(circle at 85% 15%, rgba(0, 228, 255, 0.12), transparent 22%),
    linear-gradient(160deg, #041018 0%, #07131c 45%, #102530 100%);
}

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

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

.page-shell {
  min-height: 100vh;
  overflow: hidden;
}

.container {
  width: min(calc(100% - 2rem), var(--container));
  margin: 0 auto;
}

.site-header {
  position: sticky;
  top: 0;
  z-index: 20;
  backdrop-filter: blur(18px);
  background: rgba(6, 18, 27, 0.72);
  border-bottom: 1px solid rgba(255, 255, 255, 0.05);
}

.header-inner {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 1rem;
  padding: 1rem 0;
}

.brand {
  display: inline-flex;
  align-items: center;
  gap: 0.85rem;
  font-family: "Space Grotesk", sans-serif;
  font-weight: 700;
}

.brand-mark {
  display: inline-grid;
  place-items: center;
  width: 44px;
  height: 44px;
  border-radius: 14px;
  color: #07131c;
  background: linear-gradient(135deg, var(--accent-strong), var(--accent));
  box-shadow: 0 12px 28px rgba(21, 197, 248, 0.35);
}

.brand-text {
  letter-spacing: 0.04em;
}

.site-nav {
  display: flex;
  flex-wrap: wrap;
  justify-content: flex-end;
  gap: 1.25rem;
  color: var(--text-secondary);
  font-size: 0.96rem;
}

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

.hero-section {
  padding: 6rem 0 4rem;
}

.hero-grid {
  display: grid;
  grid-template-columns: 1.2fr 0.8fr;
  gap: 2rem;
  align-items: center;
}

.eyebrow,
.section-tag,
.panel-label {
  display: inline-flex;
  align-items: center;
  gap: 0.5rem;
  text-transform: uppercase;
  letter-spacing: 0.12em;
  font-size: 0.78rem;
  font-weight: 700;
  color: var(--accent-strong);
}

.hero-copy h1,
.section-heading h2,
.cta-card h2 {
  margin: 0.65rem 0 1rem;
  font-family: "Space Grotesk", sans-serif;
  line-height: 1.02;
}

.hero-copy h1 {
  font-size: clamp(2.8rem, 8vw, 5.4rem);
}

.hero-subtitle {
  margin: 0 0 1rem;
  font-size: clamp(1.15rem, 2vw, 1.45rem);
  color: #d3e8f4;
  max-width: 38rem;
}

.hero-text,
.section-heading p,
.feature-card p,
.info-card p,
.benefit-item p,
.cta-card p,
.solution-card li {
  color: var(--text-secondary);
  line-height: 1.75;
  margin: 0;
}

.hero-actions,
.cta-actions {
  display: flex;
  flex-wrap: wrap;
  gap: 1rem;
  margin-top: 2rem;
}

.button {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  min-height: 52px;
  padding: 0.9rem 1.4rem;
  border-radius: 999px;
  border: 1px solid transparent;
  font-weight: 700;
  transition: transform 0.2s ease, box-shadow 0.2s ease, border-color 0.2s ease;
}

.button:hover,
.button:focus-visible {
  transform: translateY(-2px);
}

.button-primary {
  color: #05121b;
  background: linear-gradient(135deg, var(--accent-strong), var(--accent));
  box-shadow: 0 14px 34px rgba(0, 228, 255, 0.25);
}

.button-secondary {
  border-color: rgba(255, 255, 255, 0.15);
  background: rgba(255, 255, 255, 0.04);
}

.hero-panel-card,
.solution-card,
.cta-card {
  border: 1px solid var(--border-soft);
  border-radius: var(--radius-xl);
  background:
    linear-gradient(180deg, rgba(255, 255, 255, 0.08), rgba(255, 255, 255, 0.02)),
    var(--bg-surface);
  box-shadow: var(--shadow-lg);
}

.hero-panel-card {
  padding: 2rem;
}

.panel-metrics {
  display: grid;
  gap: 1rem;
  margin-top: 1.2rem;
}

.panel-metrics article {
  padding: 1.2rem;
  border-radius: var(--radius-md);
  background: rgba(255, 255, 255, 0.04);
  border: 1px solid rgba(255, 255, 255, 0.06);
}

.panel-metrics strong {
  display: block;
  margin-bottom: 0.35rem;
  font-size: 1.8rem;
  font-family: "Space Grotesk", sans-serif;
}

.panel-metrics span {
  color: var(--text-secondary);
}

.section {
  padding: 2rem 0 5rem;
}

.section-heading {
  max-width: 52rem;
  margin: 0 auto 2rem;
  text-align: center;
}

.section-heading h2 {
  font-size: clamp(2rem, 4vw, 3.4rem);
}

.align-left {
  margin-left: 0;
  text-align: left;
}

.risk-grid,
.features-grid,
.screens-grid,
.audience-grid {
  display: grid;
  gap: 1.4rem;
}

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

.info-card,
.feature-card,
.screen-card,
.audience-card,
.benefit-item {
  border-radius: var(--radius-lg);
  background: linear-gradient(180deg, var(--card-alt), var(--card-bg));
  color: var(--text-dark);
  box-shadow: var(--shadow-md);
}

.info-card,
.feature-card {
  padding: 1.5rem;
}

.info-card h3,
.feature-card h3,
.screen-card h3 {
  margin: 0 0 0.65rem;
  font-family: "Space Grotesk", sans-serif;
  font-size: 1.2rem;
}

.solution-grid,
.benefits-grid {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 1.6rem;
  align-items: start;
}

.solution-card {
  padding: 2rem;
}

.feature-checklist {
  display: grid;
  gap: 1rem;
  padding: 0;
  margin: 0;
  list-style: none;
}

.feature-checklist li {
  position: relative;
  padding-left: 1.6rem;
}

.feature-checklist li::before {
  content: "";
  position: absolute;
  left: 0;
  top: 0.75rem;
  width: 0.7rem;
  height: 0.7rem;
  border-radius: 50%;
  background: linear-gradient(135deg, var(--accent-strong), var(--accent));
  box-shadow: 0 0 0 6px rgba(21, 197, 248, 0.12);
}

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

.formats-section {
  position: relative;
}

.format-cloud {
  display: flex;
  flex-wrap: wrap;
  gap: 0.85rem;
  justify-content: center;
}

.format-cloud span {
  padding: 0.8rem 1.05rem;
  border-radius: 999px;
  border: 1px solid rgba(255, 255, 255, 0.1);
  background: rgba(255, 255, 255, 0.05);
  color: #d9edf7;
  font-weight: 700;
  letter-spacing: 0.04em;
}

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

.screen-card {
  overflow: hidden;
}

.screen-card img {
  width: 100%;
  aspect-ratio: 16 / 10;
  object-fit: cover;
  background:
    linear-gradient(135deg, rgba(18, 46, 61, 0.9), rgba(10, 110, 143, 0.75)),
    linear-gradient(180deg, #203847, #0f1820);
}

.screen-card h3 {
  padding: 1.15rem 1.25rem 1.35rem;
  margin: 0;
}

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

.benefit-item {
  padding: 1.3rem 1.5rem;
}

.benefit-item strong {
  display: block;
  margin-bottom: 0.45rem;
  font-size: 1.05rem;
  font-family: "Space Grotesk", sans-serif;
}

.audience-grid {
  grid-template-columns: repeat(4, minmax(0, 1fr));
}

.audience-card {
  padding: 1.4rem;
  text-align: center;
  font-weight: 700;
}

.cta-section {
  padding-bottom: 6rem;
}

.cta-card {
  display: grid;
  grid-template-columns: 1fr auto;
  gap: 1.5rem;
  align-items: center;
  padding: 2rem;
}

@media (max-width: 1080px) {
  .hero-grid,
  .solution-grid,
  .benefits-grid,
  .cta-card,
  .features-grid,
  .risk-grid,
  .audience-grid {
    grid-template-columns: 1fr 1fr;
  }

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

@media (max-width: 780px) {
  .site-header {
    position: static;
  }

  .header-inner,
  .site-nav,
  .hero-actions,
  .cta-actions {
    justify-content: center;
  }

  .hero-grid,
  .solution-grid,
  .benefits-grid,
  .risk-grid,
  .features-grid,
  .screens-grid,
  .audience-grid {
    grid-template-columns: 1fr;
  }

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

  .hero-copy,
  .section-heading,
  .align-left {
    text-align: left;
  }

  .section-heading {
    margin-left: 0;
  }

  .hero-actions,
  .cta-actions {
    align-items: stretch;
  }

  .button {
    width: 100%;
  }
}