:root {
  color-scheme: dark;
  --bg: #090d17;
  --bg-soft: #141f33;
  --card: rgba(14, 22, 40, 0.72);
  --card-strong: rgba(17, 28, 52, 0.92);
  --text: #f6f8ff;
  --muted: rgba(232, 238, 255, 0.76);
  --line: rgba(255, 255, 255, 0.08);
  --accent: #7bd6ff;
  --accent-2: #ff9966;
  --shadow: 0 32px 90px rgba(0, 0, 0, 0.34);
}

* {
  box-sizing: border-box;
}

body {
  margin: 0;
  min-height: 100vh;
  font-family: "Outfit", sans-serif;
  color: var(--text);
  background:
    radial-gradient(circle at top left, rgba(123, 214, 255, 0.22), transparent 30%),
    radial-gradient(circle at bottom right, rgba(255, 153, 102, 0.18), transparent 34%),
    linear-gradient(145deg, var(--bg) 0%, var(--bg-soft) 45%, #0f1322 100%);
}

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

.hero-card,
.story-card,
.install-card,
.metric-card,
.qa-card {
  border: 1px solid var(--line);
  background: var(--card);
  box-shadow: var(--shadow);
  backdrop-filter: blur(14px);
}

.hero-card {
  padding: 28px;
  border-radius: 30px;
}

.hero-topbar {
  display: flex;
  justify-content: space-between;
  align-items: center;
  gap: 16px;
  margin-bottom: 22px;
}

.brand-mark,
.badge,
.install-chip,
.tag {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  border-radius: 999px;
  border: 1px solid var(--line);
}

.brand-mark {
  padding: 10px 14px;
  font-weight: 800;
  letter-spacing: 0.12em;
  text-transform: uppercase;
}

.badge,
.install-chip,
.tag {
  padding: 8px 12px;
  color: var(--muted);
}

.eyebrow {
  margin: 0 0 14px;
  color: var(--accent);
  font-size: 0.82rem;
  font-weight: 700;
  letter-spacing: 0.22em;
  text-transform: uppercase;
}

h1 {
  margin: 0;
  max-width: 10ch;
  font-size: clamp(3.3rem, 8vw, 5.8rem);
  line-height: 0.92;
  letter-spacing: -0.06em;
}

.subtitle {
  margin: 18px 0 0;
  max-width: 60ch;
  font-size: 1.1rem;
  line-height: 1.7;
  color: var(--muted);
}

.tags {
  display: flex;
  flex-wrap: wrap;
  gap: 10px;
  list-style: none;
  padding: 0;
  margin: 24px 0 0;
}

.tag {
  background: rgba(255, 255, 255, 0.04);
}

.stats-grid {
  display: grid;
  grid-template-columns: repeat(4, minmax(0, 1fr));
  gap: 14px;
  margin-top: 16px;
}

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

.metric-label {
  margin: 0;
  color: var(--muted);
  font-size: 0.94rem;
}

.metric-value {
  margin: 16px 0 0;
  font-size: clamp(1.7rem, 4vw, 2.5rem);
  font-weight: 800;
  letter-spacing: -0.05em;
}

.content-grid {
  display: grid;
  grid-template-columns: 1.5fr 1fr;
  gap: 16px;
  margin-top: 16px;
}

.story-card,
.install-card,
.qa-card {
  border-radius: 28px;
  padding: 24px;
}

.story-card h2,
.install-card h2,
.qa-section h2,
.qa-card h3 {
  margin: 0;
}

.story-card p,
.install-card p,
.qa-card p {
  color: var(--muted);
  line-height: 1.8;
}

.install-card {
  background: linear-gradient(
    180deg,
    rgba(18, 30, 57, 0.96) 0%,
    rgba(11, 18, 32, 0.92) 100%
  );
}

.install-chip {
  margin-top: 16px;
  width: fit-content;
  background: rgba(123, 214, 255, 0.08);
}

.qa-section {
  margin-top: 16px;
}

.qa-grid {
  display: grid;
  grid-template-columns: repeat(3, minmax(0, 1fr));
  gap: 16px;
  margin-top: 14px;
}

.qa-card h3 {
  font-size: 1.05rem;
}

@media (max-width: 960px) {
  .stats-grid,
  .qa-grid {
    grid-template-columns: repeat(2, minmax(0, 1fr));
  }

  .content-grid {
    grid-template-columns: 1fr;
  }
}

@media (max-width: 640px) {
  .page-shell {
    width: min(100% - 20px, 1120px);
    padding-top: 20px;
  }

  .hero-card,
  .story-card,
  .install-card,
  .qa-card,
  .metric-card {
    padding: 18px;
    border-radius: 22px;
  }

  .stats-grid,
  .qa-grid {
    grid-template-columns: 1fr;
  }

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