/* Home page. Each section is a full-width band; its content is centered by
   .container at a comfortable reading width. */

.band {
  padding-block: var(--space-8);
}
.band--muted {
  background: color-mix(in srgb, var(--color-surface) 55%, var(--color-bg));
  border-block: 1px solid var(--color-border);
}

.band__head {
  max-inline-size: 40rem;
  margin-inline: auto;
  margin-block-end: var(--space-6);
  text-align: center;
}
.band__title {
  font-size: clamp(1.5rem, 1.2rem + 1vw, 2rem);
}
.band__lead {
  margin-block-start: var(--space-2);
  color: var(--color-text-muted);
  font-size: var(--text-lg);
}

.eyebrow {
  display: inline-block;
  margin-block-end: var(--space-4);
  padding: var(--space-1) var(--space-3);
  background: var(--color-accent-soft);
  border-radius: var(--radius-pill);
  color: var(--color-accent);
  font-size: var(--text-sm);
  font-weight: var(--weight-bold);
}

/* ---------- Hero ---------- */

.band--hero {
  position: relative;
  isolation: isolate;
  padding-block: var(--space-8);
  overflow: hidden;
}
/* A faint blueprint grid that fades out away from the top. */
.band--hero::before {
  content: "";
  position: absolute;
  inset: 0;
  z-index: -1;
  background-image:
    linear-gradient(var(--hero-grid) 1px, transparent 1px),
    linear-gradient(90deg, var(--hero-grid) 1px, transparent 1px);
  background-size: 2rem 2rem;
  background-position: center top;
  -webkit-mask-image: radial-gradient(ellipse 80% 70% at 50% 0%, #000 35%, transparent 100%);
  mask-image: radial-gradient(ellipse 80% 70% at 50% 0%, #000 35%, transparent 100%);
}
:root {
  --hero-grid: color-mix(in srgb, var(--color-accent) 11%, transparent);
}

.hero {
  display: grid;
  grid-template-columns: minmax(0, 1.05fr) minmax(0, 0.95fr);
  gap: var(--space-8);
  align-items: center;
}
.hero__title {
  max-inline-size: 16ch;
  font-size: clamp(2.125rem, 1.25rem + 3vw, 3.5rem);
  line-height: 1.2;
}
.hero__lead {
  max-inline-size: 52ch;
  margin-block: var(--space-5) var(--space-6);
  color: var(--color-text-muted);
  font-size: var(--text-lg);
}
.hero__actions {
  display: flex;
  flex-wrap: wrap;
  gap: var(--space-3);
}

.facts {
  display: flex;
  flex-wrap: wrap;
  gap: var(--space-2) var(--space-5);
  margin-block-start: var(--space-5);
  color: var(--color-text-muted);
  font-size: var(--text-sm);
}
.facts__item {
  display: inline-flex;
  align-items: center;
  gap: var(--space-2);
}
.facts__item::before {
  content: "";
  inline-size: 0.5rem;
  block-size: 0.5rem;
  background: var(--color-accent);
  border-radius: var(--radius-pill);
}

/* ---------- Hero illustration (filled by home.js) ---------- */

.demo {
  display: flex;
  flex-direction: column;
  gap: var(--space-3);
  padding: var(--space-4);
  padding-block-start: 2.25rem;
  position: relative;
  background: var(--color-bg);
  border: 1px solid var(--color-border);
  border-radius: var(--radius-lg);
  box-shadow:
    0 1px 2px rgb(0 0 0 / 0.04),
    0 24px 48px -24px color-mix(in srgb, var(--color-accent) 35%, transparent);
  /* Reserve the space before home.js fills it, to avoid layout shift. */
  min-block-size: 20rem;
}
/* Window dots: the card reads as a small app window. */
.demo::before {
  content: "";
  position: absolute;
  inset-block-start: 0.875rem;
  inset-inline-start: var(--space-4);
  inline-size: 3rem;
  block-size: 0.5rem;
  background:
    radial-gradient(circle, var(--color-border-strong) 0.25rem, transparent 0.27rem) 0 0 / 1rem 0.5rem repeat-x;
}
.demo__panel {
  display: flex;
  flex-direction: column;
  gap: var(--space-4);
  padding: var(--space-4);
  background: var(--color-surface-raised);
  border-radius: var(--radius-md);
}
.demo__label {
  margin-block-end: var(--space-2);
  font-size: var(--text-sm);
  font-weight: var(--weight-bold);
}
.demo__choices {
  display: flex;
  flex-wrap: wrap;
  gap: var(--space-2);
}
.demo__chip {
  padding: var(--space-1) var(--space-3);
  background: var(--color-bg);
  border: 1px solid var(--color-border-strong);
  border-radius: var(--radius-md);
  font-size: var(--text-sm);
}
.demo__chip.is-picked {
  background: var(--color-accent-soft);
  border-color: var(--color-accent);
  color: var(--color-accent);
  font-weight: var(--weight-bold);
}
.demo__file {
  padding: var(--space-4);
  background: var(--color-surface-raised);
  border-radius: var(--radius-md);
  font-family: var(--font-mono);
  font-size: var(--text-sm);
}
.demo__filename {
  margin-block-end: var(--space-2);
  color: var(--color-accent);
  font-weight: var(--weight-bold);
  text-align: end;
}
.demo__lines {
  font: inherit;
  line-height: 1.9;
  white-space: pre-wrap;
}

/* ---------- Steps ---------- */

.steps {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(15rem, 1fr));
  gap: var(--space-4);
}
.step {
  padding: var(--space-5);
  background: var(--color-bg);
  border: 1px solid var(--color-border);
  border-radius: var(--radius-lg);
}
.step__num {
  display: inline-grid;
  place-items: center;
  inline-size: 2.5rem;
  block-size: 2.5rem;
  margin-block-end: var(--space-4);
  background: var(--color-accent-soft);
  color: var(--color-accent);
  border-radius: var(--radius-md);
  font-size: var(--text-lg);
  font-weight: var(--weight-bold);
}
.step__title {
  margin-block-end: var(--space-2);
  font-size: var(--text-lg);
}
.step__text {
  color: var(--color-text-muted);
}

/* ---------- Coverage ---------- */

.coverage {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(14rem, 1fr));
  gap: var(--space-3);
  /* Rows arrive from home.js; hold roughly that space. */
  min-block-size: 9rem;
}
.coverage__item {
  display: flex;
  align-items: baseline;
  gap: var(--space-3);
  padding: var(--space-4);
  background: var(--color-bg);
  border: 1px solid var(--color-border);
  border-radius: var(--radius-md);
}
.coverage__index {
  color: var(--color-accent);
  font-size: var(--text-xs);
  font-variant-numeric: tabular-nums;
  font-weight: var(--weight-bold);
}

/* ---------- Closing call to action ---------- */

.cta-band {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  justify-content: space-between;
  gap: var(--space-5);
  padding: var(--space-7) var(--space-6);
  background: var(--color-accent);
  border-radius: var(--radius-lg);
  color: var(--color-on-accent);
}
.cta-band__title {
  max-inline-size: 24ch;
  font-size: clamp(1.375rem, 1.1rem + 1vw, 1.875rem);
}
.cta-band__text {
  margin-block-start: var(--space-2);
}
.btn--inverse {
  background: var(--color-on-accent);
  color: var(--color-accent);
}
.btn--inverse:hover {
  background: color-mix(in srgb, var(--color-on-accent) 88%, var(--color-accent));
  color: var(--color-accent);
}

@media (max-width: 60rem) {
  .band,
  .band--hero {
    padding-block: var(--space-7);
  }
  .hero {
    grid-template-columns: minmax(0, 1fr);
    gap: var(--space-7);
  }
  .cta-band {
    padding: var(--space-6) var(--space-5);
  }
}