:root {
  color-scheme: dark;
  --bg: #070a12;
  --panel: rgba(14, 19, 33, 0.82);
  --panel-strong: rgba(20, 28, 48, 0.92);
  --line: rgba(144, 166, 255, 0.16);
  --text: #eef4ff;
  --muted: #94a3b8;
  --green: #46f09a;
  --yellow: #f7c948;
  --red: #ff6b6b;
  --blue: #6ea8ff;
}

* {
  box-sizing: border-box;
}

body {
  margin: 0;
  min-height: 100vh;
  font-family:
    Inter, ui-sans-serif, system-ui, -apple-system, BlinkMacSystemFont, "Segoe UI", sans-serif;
  color: var(--text);
  background:
    radial-gradient(circle at top left, rgba(70, 240, 154, 0.14), transparent 32rem),
    radial-gradient(circle at top right, rgba(110, 168, 255, 0.18), transparent 34rem),
    var(--bg);
}

.shell {
  width: min(1120px, calc(100% - 32px));
  margin: 0 auto;
  padding: 56px 0;
}

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

.eyebrow {
  margin: 0 0 10px;
  color: var(--green);
  font-size: 0.76rem;
  font-weight: 700;
  letter-spacing: 0.16em;
  text-transform: uppercase;
}

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

h1 {
  margin-bottom: 14px;
  font-size: clamp(3rem, 9vw, 6.5rem);
  line-height: 0.9;
  letter-spacing: -0.08em;
}

h2 {
  margin-bottom: 0;
  font-size: clamp(1.8rem, 4vw, 3rem);
  letter-spacing: -0.05em;
}

.subtitle {
  max-width: 620px;
  margin-bottom: 0;
  color: var(--muted);
  font-size: 1.08rem;
  line-height: 1.7;
}

.summary-card,
.metrics-grid article,
.service-card,
.timeline-item {
  border: 1px solid var(--line);
  background: linear-gradient(145deg, var(--panel), rgba(9, 13, 24, 0.74));
  box-shadow: 0 24px 80px rgba(0, 0, 0, 0.24);
  backdrop-filter: blur(18px);
}

.summary-card {
  position: relative;
  min-width: 260px;
  padding: 24px;
  border-radius: 28px;
}

.summary-card p,
.summary-card small,
.metrics-grid span,
.service-description,
.timeline-meta {
  color: var(--muted);
}

.summary-card strong {
  display: block;
  margin: 8px 0;
  font-size: 1.8rem;
}

.pulse {
  position: absolute;
  top: 24px;
  right: 24px;
  width: 12px;
  height: 12px;
  border-radius: 999px;
  background: var(--yellow);
  box-shadow: 0 0 0 8px rgba(247, 201, 72, 0.12);
}

.pulse.healthy {
  background: var(--green);
  box-shadow: 0 0 0 8px rgba(70, 240, 154, 0.12);
}

.pulse.offline,
.pulse.degraded {
  background: var(--red);
  box-shadow: 0 0 0 8px rgba(255, 107, 107, 0.12);
}

.metrics-grid {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 16px;
  margin: 36px 0 64px;
}

.metrics-grid article {
  padding: 20px;
  border-radius: 22px;
}

.metrics-grid strong {
  display: block;
  margin-top: 10px;
  font-size: 2rem;
}

.services-grid {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 18px;
  margin-top: 22px;
}

.service-card {
  padding: 24px;
  border-radius: 28px;
}

.service-top {
  display: flex;
  align-items: flex-start;
  justify-content: space-between;
  gap: 18px;
}

.service-card h3 {
  margin: 0 0 8px;
  font-size: 1.28rem;
}

.service-description {
  line-height: 1.6;
}

.badge,
.tag {
  display: inline-flex;
  align-items: center;
  border: 1px solid var(--line);
  border-radius: 999px;
  background: rgba(255, 255, 255, 0.04);
}

.badge {
  padding: 7px 10px;
  color: var(--green);
  font-size: 0.78rem;
  font-weight: 700;
  text-transform: uppercase;
}

.badge.degraded {
  color: var(--yellow);
}

.badge.offline {
  color: var(--red);
}

.service-meta {
  display: flex;
  flex-wrap: wrap;
  gap: 10px;
  margin: 22px 0 0;
}

.tag {
  padding: 7px 10px;
  color: #c7d2fe;
  font-size: 0.8rem;
}

.timeline-heading {
  margin-top: 64px;
}

.timeline {
  display: grid;
  gap: 14px;
  margin-top: 22px;
}

.timeline-item {
  display: grid;
  grid-template-columns: 170px 1fr auto;
  gap: 18px;
  align-items: center;
  padding: 18px;
  border-radius: 22px;
}

.timeline-title {
  margin: 0 0 6px;
  font-weight: 800;
}

.empty-state {
  padding: 24px;
  border: 1px dashed var(--line);
  border-radius: 24px;
  color: var(--muted);
}

@media (max-width: 820px) {
  .hero,
  .section-heading {
    align-items: stretch;
    flex-direction: column;
  }

  .summary-card {
    min-width: 0;
  }

  .metrics-grid,
  .services-grid {
    grid-template-columns: 1fr;
  }

  .timeline-item {
    grid-template-columns: 1fr;
  }
}