/*
 * Homepage sections. Shared components (buttons, section headers, screenshots,
 * annotated callouts, backdrops, the demo request block) live in site.css.
 *
 * Contents
 *   1. Shared homepage building blocks (feature rows, copy, notes)
 *   2. Hero
 *   3. Coverage (#coverage)
 *   4. Challenge #1 (#challenge)
 *   5. Two views (#views)
 *   6. Subscriber benefits (#subscriber-benefits)
 *   7. Why a map (#why-stockatlas)
 *   8. How to read the map (#the-map)
 *   9. How it works (#how-it-works)
 *  10. Capabilities (#capabilities)
 *  11. Worked example
 *  12. Use cases and audience
 *  13. Pricing (#pricing)
 *  14. FAQ (#faq)
 *  15. Final call to action
 */

/* 1. Shared homepage building blocks ----------------------------------------- */

/* A wide row below a section header, and the larger gap between later rows. */
.beat {
  margin-top: 6rem;
}
.beat--first {
  margin-top: 4rem;
}
@media (min-width: 640px) {
  .beat {
    margin-top: 8rem;
  }
  .beat--first {
    margin-top: 5rem;
  }
}

/*
 * A copy column beside a screenshot. Builds on .split (12 columns from 1024px,
 * with .span-N children) but with the homepage's tighter gaps.
 */
.feature-grid {
  gap: 2.5rem;
  align-items: center;
}
.feature-grid--top {
  align-items: start;
}
.feature-grid--step {
  gap: 2rem;
}
@media (min-width: 1024px) {
  .feature-grid {
    gap: 3rem;
  }
  .feature-grid--wide-gap {
    gap: 3.5rem;
  }
  /* Copy sits a little lower than the top edge of the screenshot beside it. */
  .feature-text--inset {
    padding-top: 1.5rem;
  }
}

/* The screenshot sits on the left on wide screens; the copy still comes first on phones. */
.feature-grid--media-left > .feature-text {
  order: 1;
}
.feature-grid--media-left > .feature-media {
  order: 2;
}
@media (min-width: 1024px) {
  .feature-grid--media-left > .feature-text {
    order: 2;
  }
  .feature-grid--media-left > .feature-media {
    order: 1;
  }
}

.feature-title {
  font-size: 1.5rem;
}
@media (min-width: 640px) {
  .feature-title {
    font-size: 1.875rem;
  }
}
@media (min-width: 1024px) {
  .feature-title--lg {
    font-size: 2.25rem;
  }
}
.eyebrow + .feature-title {
  margin-top: 1rem;
}

.feature-copy {
  margin-top: 1rem;
  line-height: 1.625;
  color: var(--color-ink-muted);
  text-wrap: pretty;
}
.feature-title--lg + .feature-copy {
  margin-top: 1.25rem;
}

/* A caveat set off by a rule on its left. */
.feature-note {
  margin-top: 1rem;
  padding-left: 1rem;
  border-left: 1px solid var(--color-line-strong);
  font-size: 0.875rem;
  line-height: 1.625;
  color: var(--color-ink-dim);
  text-wrap: pretty;
}

/* 2. Hero ---------------------------------------------------------------------- */

.hero {
  position: relative;
  overflow: hidden;
  padding-top: 8rem;
  padding-bottom: 2.5rem;
}
@media (min-width: 640px) {
  .hero {
    padding-top: 10rem;
    padding-bottom: 4rem;
  }
}
.hero-dots {
  opacity: 0.6;
  -webkit-mask-image: radial-gradient(70% 60% at 50% 10%, #000, transparent);
  mask-image: radial-gradient(70% 60% at 50% 10%, #000, transparent);
}
.hero-intro {
  max-width: 56rem;
  margin-inline: auto;
  text-align: center;
}
.hero-title {
  margin-top: 1.5rem;
  font-size: 2.25rem;
}
/* The second half of the headline, set a step quieter. */
.hero-title-sub {
  color: var(--color-ink-muted);
}
.hero-lede {
  max-width: 42rem;
  margin: 1.5rem auto 0;
  font-size: 1.125rem;
  line-height: 1.625;
  color: var(--color-ink-muted);
  text-wrap: pretty;
}
@media (min-width: 640px) {
  .hero-title {
    font-size: 3rem;
  }
  .hero-lede {
    font-size: 1.1875rem;
  }
}
@media (min-width: 1024px) {
  .hero-title {
    font-size: 3.75rem;
  }
  /* One line per phrase on wide screens. */
  .hero-title span {
    display: block;
  }
}

.hero-shot {
  margin-top: 3.5rem;
}
@media (min-width: 640px) {
  .hero-shot {
    margin-top: 5rem;
  }
}

/* Why we built it: under the screenshot's caption, as wide as the screenshot. */
.hero-story {
  margin-top: 2.5rem;
  font-size: 1.125rem;
  line-height: 1.625;
  color: var(--color-ink-muted);
  text-wrap: pretty;
}
.hero-story p + p {
  margin-top: 1rem;
}
@media (min-width: 640px) {
  .hero-story {
    margin-top: 3rem;
    font-size: 1.1875rem;
  }
}

/* 3. Coverage ------------------------------------------------------------------ */

.coverage-figure {
  font-size: 1.125rem;
  line-height: 1.5;
  color: var(--color-ink);
}
.coverage-figure .display {
  display: block;
  font-size: 3rem;
  line-height: 1;
  color: var(--color-accent);
}
@media (min-width: 640px) {
  .coverage-figure .display {
    font-size: 3.75rem;
  }
}

/* 4. Challenge #1 -------------------------------------------------------------- */

.challenge-card {
  padding: 2rem 1.5rem;
  border: 1px solid var(--color-line-strong);
  border-radius: 1rem;
  background: var(--color-surface);
}
.challenge-question {
  margin-top: 1.5rem;
  padding-left: 1.25rem;
  border-left: 2px solid var(--color-accent);
  font-size: 1.25rem;
  line-height: 1.5;
  color: var(--color-ink);
  text-wrap: pretty;
}
@media (min-width: 640px) {
  .challenge-card {
    padding: 3rem;
  }
}

/* 5. Two views ----------------------------------------------------------------- */

.views-grid {
  display: grid;
  gap: 1.5rem;
  margin-top: 3.5rem;
}
.view-card {
  padding: 1.5rem;
  border-radius: 0.75rem;
  border: 1px solid var(--color-line);
  background: var(--color-canvas);
}
.view-title {
  font-size: 1.25rem;
}
.view-card p {
  margin-top: 1rem;
  line-height: 1.625;
  color: var(--color-ink-muted);
  text-wrap: pretty;
}
@media (min-width: 640px) {
  .view-card {
    padding: 2rem;
  }
}
@media (min-width: 768px) {
  .views-grid {
    grid-template-columns: repeat(2, minmax(0, 1fr));
  }
}

/* 6. Subscriber benefits ------------------------------------------------------- */

.benefits {
  display: grid;
  gap: 2.5rem 3rem;
  margin-top: 3.5rem;
}
.benefit {
  padding-top: 1.5rem;
  border-top: 1px solid var(--color-line-strong);
}
.benefit-title {
  margin-top: 0.75rem;
  font-size: 1.25rem;
}
.benefit p {
  margin-top: 1rem;
  line-height: 1.625;
  color: var(--color-ink-muted);
  text-wrap: pretty;
}
@media (min-width: 768px) {
  .benefits {
    grid-template-columns: repeat(2, minmax(0, 1fr));
  }
}

/* 7. Why a map ----------------------------------------------------------------- */

@media (min-width: 1024px) {
  .why-header {
    position: sticky;
    top: calc(var(--header-height) + 2rem);
  }
}
.why-prose {
  line-height: 1.7;
  color: var(--color-ink-muted);
  text-wrap: pretty;
}
.why-prose p + p {
  margin-top: 1rem;
}
.why-prose h3 {
  margin-top: 3rem;
  font-size: 1.5rem;
  font-weight: 500;
  line-height: 1.3;
  letter-spacing: -0.01em;
  color: var(--color-ink);
}
.why-prose h4 {
  margin-top: 2rem;
  font-size: 1.0625rem;
  font-weight: 600;
  color: var(--color-ink);
}
.why-prose :is(h3, h4) + p {
  margin-top: 1rem;
}

/* 8. How to read the map ------------------------------------------------------- */

/* Two zoom levels side by side from 768px. */
.zoom-pair {
  display: grid;
  gap: 1.5rem;
  margin-top: 2.5rem;
}
@media (min-width: 768px) {
  .zoom-pair {
    grid-template-columns: repeat(2, minmax(0, 1fr));
  }
}
@media (min-width: 1024px) {
  .zoom-pair {
    gap: 2rem;
  }
}

/* 9. How it works -------------------------------------------------------------- */

.steps {
  margin-top: 4rem;
}
.steps > * + * {
  margin-top: 5rem;
}
@media (min-width: 640px) {
  .steps {
    margin-top: 5rem;
  }
  .steps > * + * {
    margin-top: 7rem;
  }
}
.step-number {
  font-family: var(--font-mono);
  font-size: 0.875rem;
  line-height: 1.25rem;
  color: var(--color-accent);
}
.step-number + .feature-title {
  margin-top: 0.75rem;
}

/* 10. Capabilities ------------------------------------------------------------- */

/* The lavender list glow spills past the screenshot; keep it from widening the page. */
#capabilities {
  overflow-x: clip;
}

/* A large screenshot with a small detail crop pinned to its right. */
.shot-pair {
  display: grid;
  grid-template-columns: 1fr auto;
  gap: 1rem;
  align-items: start;
}
.shot-pair-detail {
  width: 7rem;
}
@media (min-width: 640px) {
  .shot-pair-detail {
    width: 10rem;
  }
}
@media (min-width: 1024px) {
  .shot-pair-detail {
    width: 12rem;
  }
}

/* The four visual channels and what each one reads. */
.channel-list {
  margin-top: 1.5rem;
  border-block: 1px solid var(--color-line);
}
.channel-list li {
  display: grid;
  grid-template-columns: 7.5rem 1fr;
  gap: 1rem;
  padding-block: 0.75rem;
  font-size: 0.875rem;
  line-height: 1.25rem;
  color: var(--color-ink-muted);
}
.channel-list li + li {
  border-top: 1px solid var(--color-line);
}
.channel-name {
  font-weight: 500;
  color: var(--color-ink);
}
.channel-list + .feature-note {
  margin-top: 1.25rem;
}

.list-glow {
  inset: -2.5rem;
}

/* 11. Worked example ------------------------------------------------------------ */

.worked-title {
  margin-top: 1rem;
  font-size: 1.875rem;
}
@media (min-width: 640px) {
  .worked-title {
    font-size: 2.25rem;
  }
}
.worked-story {
  margin-top: 1.5rem;
  line-height: 1.625;
  color: var(--color-ink-muted);
  text-wrap: pretty;
}
.worked-story p + p {
  margin-top: 1rem;
}
.worked-story + .feature-note {
  margin-top: 1.25rem;
}
.worked-cta {
  margin-top: 2rem;
}

/* 12. Use cases and audience --------------------------------------------------- */

.use-cases {
  display: grid;
  gap: 1.25rem;
  margin-top: 3.5rem;
}
.use-case {
  padding: 1.5rem;
  border-radius: 0.75rem;
  border: 1px solid var(--color-line);
  background: var(--color-surface);
}
.use-case h3 {
  font-size: 1.125rem;
  line-height: 1.75rem;
  font-weight: 500;
  color: var(--color-ink);
}
.use-case-question {
  margin-top: 0.5rem;
  font-size: 0.875rem;
  line-height: 1.25rem;
  color: rgba(83, 210, 45, 0.9);
}
.use-case-body {
  margin-top: 1rem;
  font-size: 0.875rem;
  line-height: 1.625;
  color: var(--color-ink-muted);
}
@media (min-width: 640px) {
  .use-cases {
    grid-template-columns: repeat(2, minmax(0, 1fr));
  }
  .use-case {
    padding: 1.75rem;
  }
}

.audience-intro {
  margin-top: 5rem;
}
.audience {
  display: grid;
  gap: 1.25rem;
  margin-top: 2rem;
}
.audience-item {
  padding-top: 1.25rem;
  border-top: 1px solid var(--color-line-strong);
}
.audience-who {
  font-weight: 500;
  color: var(--color-ink);
}
.audience-item p {
  margin-top: 0.5rem;
  font-size: 0.875rem;
  line-height: 1.625;
  color: var(--color-ink-muted);
}
@media (min-width: 768px) {
  .audience {
    grid-template-columns: repeat(3, minmax(0, 1fr));
  }
}
.audience-footnote {
  margin-top: 2rem;
}
.audience-footnote p {
  font-size: 0.875rem;
  line-height: 1.25rem;
  color: var(--color-ink-dim);
}

/* 13. Pricing ------------------------------------------------------------------ */

.pricing-glow {
  opacity: 0.6;
}
.pricing-grid {
  display: grid;
  gap: 1.25rem;
  max-width: 76rem;
  margin: 3.5rem auto 0;
}
@media (min-width: 768px) {
  .pricing-grid {
    grid-template-columns: repeat(2, minmax(0, 1fr));
  }
}
/* Two columns on tablets: the featured card takes the full second row instead of half of it. */
@media (min-width: 768px) and (max-width: 1023px) {
  .pricing-card--featured {
    grid-column: 1 / -1;
  }
}
@media (min-width: 1024px) {
  .pricing-grid {
    grid-template-columns: repeat(3, minmax(0, 1fr));
  }
}
.pricing-card {
  position: relative;
  display: flex;
  flex-direction: column;
  padding: 1.75rem;
  border-radius: 1rem;
  border: 1px solid var(--color-line);
  background: var(--color-surface);
}
.pricing-card--featured {
  border-color: rgba(83, 210, 45, 0.4);
  background: var(--color-raised);
  box-shadow:
    0 0 0 1px rgba(83, 210, 45, 0.15),
    0 30px 80px -30px rgba(83, 210, 45, 0.35);
}
@media (min-width: 640px) {
  .pricing-card {
    padding: 2rem;
  }
}
.pricing-badge {
  position: absolute;
  top: -0.75rem;
  left: 1.75rem;
  padding: 0.25rem 0.625rem;
  border-radius: 9999px;
  background: var(--color-accent);
  color: var(--color-canvas);
  font-family: var(--font-mono);
  font-size: 10px;
  font-weight: 700;
  letter-spacing: 0.14em;
  text-transform: uppercase;
}
.pricing-name {
  font-weight: 500;
  color: var(--color-ink);
}
.pricing-price {
  display: flex;
  align-items: baseline;
  gap: 0.5rem;
  margin-top: 1rem;
}
.pricing-amount {
  font-size: 2.25rem;
}
@media (min-width: 640px) {
  .pricing-amount {
    font-size: 3rem;
  }
}
.pricing-period {
  font-size: 0.875rem;
  line-height: 1.25rem;
  color: var(--color-ink-dim);
}
.pricing-description {
  margin-top: 0.75rem;
  font-size: 0.875rem;
  line-height: 1.625;
  color: var(--color-ink-muted);
}
.pricing-features {
  flex: 1;
  margin-top: 1.5rem;
}
.pricing-features li {
  display: flex;
  gap: 0.75rem;
  font-size: 0.875rem;
  line-height: 1.25rem;
  color: var(--color-ink-muted);
}
.pricing-features li + li {
  margin-top: 0.625rem;
}
.pricing-features svg {
  flex-shrink: 0;
  width: 1rem;
  height: 1rem;
  margin-top: 0.125rem;
  color: var(--color-accent);
}
.pricing-cta {
  margin-top: 2rem;
}
/* Waitlist notice: below the pricing cards and in its own #waitlist sections, centered at 56rem. */
.waitlist-notice {
  max-width: 56rem;
  margin-inline: auto;
  padding: 1.75rem;
  border-radius: 1rem;
  border: 1px solid var(--color-line);
  background: var(--color-surface);
  font-size: 0.9375rem;
  line-height: 1.65;
  color: var(--color-ink-muted);
}
.section--surface .waitlist-notice {
  background: var(--color-raised);
}
.pricing-grid + .waitlist-notice {
  margin-top: 2rem;
}
.waitlist-notice-title {
  margin-top: 0.75rem;
  font-size: 1.25rem;
  color: var(--color-ink);
}
.waitlist-notice p {
  margin-top: 1rem;
}
.waitlist-notice-action {
  margin-top: 1.75rem;
}
.waitlist-notice strong {
  color: var(--color-ink);
}
@media (min-width: 640px) {
  .waitlist-notice {
    padding: 2rem;
  }
}
.pricing-footnote {
  margin-top: 2rem;
  text-align: center;
  font-size: 0.75rem;
  line-height: 1rem;
  color: var(--color-ink-dim);
}

/* 14. FAQ --------------------------------------------------------------------- */

.faq-list {
  padding-inline: 1.5rem;
  border-radius: 0.75rem;
  border: 1px solid var(--color-line);
  background: var(--color-surface);
}
@media (min-width: 640px) {
  .faq-list {
    padding-inline: 2rem;
  }
}
.faq-item + .faq-item {
  border-top: 1px solid var(--color-line);
}

/* The question row: text on the left, a circled plus on the right. */
.faq-item summary {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 1.5rem;
  padding-block: 1.25rem;
  cursor: pointer;
  list-style: none;
}
.faq-item summary::-webkit-details-marker {
  display: none;
}
.faq-item h3 {
  font-size: 15px;
  font-weight: 500;
  color: var(--color-ink);
  transition: color 0.15s;
}
@media (hover: hover) {
  .faq-item summary:hover h3 {
    color: var(--color-accent);
  }
}
.faq-toggle {
  flex-shrink: 0;
  display: flex;
  align-items: center;
  justify-content: center;
  width: 1.5rem;
  height: 1.5rem;
  border-radius: 9999px;
  border: 1px solid var(--color-line-strong);
  color: var(--color-ink-muted);
  transition: transform 0.15s cubic-bezier(0.4, 0, 0.2, 1);
}
/* The plus turns into a cross while its answer is open. */
.faq-item[open] .faq-toggle {
  transform: rotate(45deg);
}
.faq-item p,
.faq-item ul {
  padding: 0 3rem 1.25rem 0;
  font-size: 0.875rem;
  line-height: 1.625;
  color: var(--color-ink-muted);
}
/* Longer answers have several paragraphs and lists; space them closer than the last one. */
.faq-item :is(p, ul):not(:last-child) {
  padding-bottom: 0.75rem;
}
.faq-item ul {
  display: grid;
  gap: 0.25rem;
  padding-left: 1.3rem;
  list-style: disc;
}
.faq-item strong {
  color: var(--color-ink);
}
.faq-item code {
  border: 1px solid var(--color-line);
  border-radius: 0.3rem;
  background: var(--color-raised);
  padding: 0.1rem 0.35rem;
  color: var(--color-ink);
  font-family: var(--font-mono);
  font-size: 0.85em;
}

/*
 * Smooth open and close where the browser can animate to height: auto
 * (::details-content plus interpolate-size). Elsewhere the answer simply
 * appears, which is fine.
 */
.faq-item {
  interpolate-size: allow-keywords;
}
.faq-item::details-content {
  block-size: 0;
  overflow: hidden;
  transition:
    block-size 0.35s ease,
    content-visibility 0.35s allow-discrete;
}
.faq-item[open]::details-content {
  block-size: auto;
}
@media (prefers-reduced-motion: reduce) {
  .faq-item::details-content,
  .faq-toggle {
    transition: none;
  }
}

/* 15. Final call to action ----------------------------------------------------- */

.final-cta {
  overflow: hidden;
}
.final-cta-dots {
  opacity: 0.5;
  -webkit-mask-image: radial-gradient(60% 60% at 50% 50%, #000, transparent);
  mask-image: radial-gradient(60% 60% at 50% 50%, #000, transparent);
}
.final-cta-inner {
  max-width: 42rem;
  margin-inline: auto;
  text-align: center;
}
.final-cta-title {
  font-size: 2.25rem;
}
@media (min-width: 640px) {
  .final-cta-title {
    font-size: 3rem;
  }
}
@media (min-width: 1024px) {
  .final-cta-title {
    font-size: 3.75rem;
  }
}
.final-cta-lede {
  margin-top: 1.5rem;
  font-size: 1.125rem;
  line-height: 1.625;
  color: var(--color-ink-muted);
}
.final-cta-actions {
  margin-top: 2.25rem;
}