:root {
  --bg: #061a33;
  --bg-dark: #031024;
  --panel: #0b2a4a;
  --panel-soft: #123452;
  --text: #f7fbff;
  --muted: #c1d3e8;
  --blue: #22aef2;
  --blue-dark: #1875e8;
  --line: rgba(125, 194, 255, 0.18);
  --pink: #30263f;
  --deep-blue: #073856;
  font-family: Inter, ui-sans-serif, system-ui, -apple-system, BlinkMacSystemFont, "Segoe UI", sans-serif;
}

* {
  box-sizing: border-box;
}

html {
  scroll-behavior: smooth;
}

body {
  margin: 0;
  min-width: 320px;
  background: var(--bg-dark);
  color: var(--text);
  font-family: var(--font, Inter, ui-sans-serif, system-ui, -apple-system, BlinkMacSystemFont, "Segoe UI", sans-serif);
}

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

.site-header {
  display: flex;
  align-items: center;
  justify-content: space-between;
  width: min(1200px, calc(100% - 48px));
  margin: 0 auto;
  padding: 20px 0;
}

.brand {
  display: inline-flex;
  align-items: center;
  gap: 16px;
  font-size: 1.55rem;
  font-weight: 950;
}

.brand-logo {
  display: block;
  width: 58px;
  height: 58px;
  border-radius: 12px;
  object-fit: cover;
}

.site-header nav {
  display: flex;
  align-items: center;
  gap: 28px;
  color: #d5e9ff;
  font-size: 1rem;
  font-weight: 850;
}

.site-header nav a:hover {
  color: var(--blue);
}

.hero {
  display: grid;
  grid-template-columns: minmax(0, 1.2fr) minmax(380px, 0.85fr);
  gap: 72px;
  align-items: center;
  width: min(1320px, calc(100% - 72px));
  min-height: calc(100svh - 98px);
  margin: 0 auto;
  padding: 70px 0 90px;
}

.eyebrow {
  margin: 0 0 24px;
  color: #72d8ff;
  font-size: 0.94rem;
  font-weight: 950;
  letter-spacing: 0;
  text-transform: uppercase;
}

h1,
h2,
h3,
p {
  margin-top: 0;
}

h1 {
  max-width: 750px;
  margin-bottom: 28px;
  font-size: clamp(4rem, 7vw, 6.9rem);
  line-height: 1.02;
  font-weight: 950;
}

h2 {
  margin-bottom: 16px;
  font-size: clamp(2.1rem, 4vw, 3.6rem);
  line-height: 1.08;
  font-weight: 950;
}

h3 {
  margin-bottom: 10px;
  font-size: 1.25rem;
}

.lead {
  max-width: 790px;
  color: #d3e6fb;
  font-size: clamp(1.15rem, 2vw, 1.42rem);
  line-height: 1.6;
  font-weight: 760;
}

.actions {
  display: flex;
  flex-wrap: wrap;
  gap: 16px;
  margin-top: 34px;
}

.button {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  min-height: 56px;
  padding: 0 24px;
  border-radius: 10px;
  border: 1px solid var(--line);
  color: #fff;
  font-weight: 950;
}

.button.primary {
  background: var(--blue);
}

.button.secondary {
  background: transparent;
}

.dashboard-preview {
  display: grid;
  gap: 18px;
  padding: 40px;
  border: 1px solid var(--line);
  border-radius: 28px;
  background: #092641;
  box-shadow: 0 26px 70px rgba(0, 0, 0, 0.28);
  align-self: center;
}

.preview-row,
.alert-card {
  display: flex;
  align-items: center;
  justify-content: space-between;
  min-height: 86px;
  padding: 0 28px;
  border-radius: 14px;
  background: var(--panel-soft);
  color: #d7eaff;
  font-weight: 900;
}

.preview-row strong {
  color: #fff;
  font-size: 1.25rem;
}

.alert-card {
  justify-content: flex-start;
}

.alert-card.overdue {
  background: var(--pink);
  color: #ffd6d6;
}

.alert-card.contract {
  background: var(--deep-blue);
  color: #cfefff;
}

.section {
  width: min(1200px, calc(100% - 48px));
  margin: 0 auto;
  padding: 86px 0;
}

.section-heading {
  max-width: 760px;
  margin-bottom: 34px;
}

.feature-grid {
  display: grid;
  grid-template-columns: repeat(3, minmax(0, 1fr));
  gap: 20px;
}

.feature-grid article,
.plan,
.contact {
  min-height: 210px;
  padding: 28px;
  border: 1px solid var(--line);
  border-radius: 16px;
  background: #08243e;
}

.feature-grid p,
.plan p,
.contact p {
  color: var(--muted);
  line-height: 1.58;
  font-weight: 700;
}

.pricing-grid {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 20px;
}

.plan strong {
  display: block;
  margin: 18px 0;
  font-size: 2.4rem;
}

.plan.featured {
  border-color: rgba(34, 174, 242, 0.48);
  background: linear-gradient(145deg, #0d3155, #08243e);
}

.contact {
  min-height: 0;
}

.contact h2 {
  max-width: 800px;
  font-size: clamp(1.75rem, 3vw, 2.7rem);
}

.site-footer {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 20px;
  width: min(1200px, calc(100% - 48px));
  margin: 0 auto;
  padding: 30px 0 44px;
  color: var(--muted);
  font-weight: 800;
}

.site-footer div {
  display: flex;
  gap: 18px;
}

@media (max-width: 920px) {
  .site-header nav {
    gap: 16px;
    font-size: 0.92rem;
  }

  .hero {
    grid-template-columns: 1fr;
    gap: 36px;
    min-height: auto;
    padding-top: 48px;
  }

  .dashboard-preview {
    max-width: 620px;
  }

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

@media (max-width: 640px) {
  .site-header,
  .hero,
  .section,
  .site-footer {
    width: min(100% - 28px, 560px);
  }

  .site-header {
    align-items: flex-start;
    gap: 18px;
    flex-direction: column;
  }

  .site-header nav {
    flex-wrap: wrap;
  }

  h1 {
    font-size: clamp(3.25rem, 15vw, 4.6rem);
  }

  .actions .button {
    width: 100%;
  }

  .dashboard-preview {
    padding: 22px;
  }

  .preview-row,
  .alert-card {
    padding: 0 18px;
  }

  .feature-grid,
  .pricing-grid {
    grid-template-columns: 1fr;
  }

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