/* Why follow-through is hard, the evidence, then everyday progress in the app. */
.home-callout {
  padding: clamp(64px, 7vw, 96px) 32px;
  background: oklch(.945 .025 153);
  color: oklch(.3 .075 145);
  text-align: center;
}
.callout-inner { display: grid; grid-template-columns: minmax(0, .95fr) minmax(0, 1.05fr); align-items: center; gap: clamp(40px, 5vw, 64px); max-width: 1120px; margin-inline: auto; text-align: left; }
.callout-inner > * { min-width: 0; }
.callout-story { display: flex; flex-direction: column; gap: 20px; max-width: 44ch; font-size: clamp(20px, 1.75vw, 22px); line-height: 1.65; }
.home-callout h2 > span { display: block; }
.home-callout h2 { font-size: clamp(44px, 4.4vw, 60px); font-weight: 600; line-height: 1.1; letter-spacing: -.025em; }
.home-callout p { max-width: 64ch; margin: 24px auto 0; font-size: 18px; line-height: 1.75; }
.home-callout .callout-story p { max-width: none; margin: 0; font-size: inherit; line-height: inherit; text-wrap: pretty; }


.callout-research { max-width: 760px; margin: 36px auto 0; text-align: left; }
.callout-research summary { display: flex; align-items: center; justify-content: space-between; gap: 20px; min-height: 52px; padding-block: 10px; cursor: pointer; list-style: none; font-size: 15px; font-weight: 600; border-bottom: 1px solid oklch(.3 .075 145 / .18); }
.callout-research summary::-webkit-details-marker { display: none; }
.callout-research summary::after { content: "+"; font-size: 24px; font-weight: 400; }
.callout-research[open] summary::after { content: "−"; }
.callout-research-body { padding-top: 8px; }
.home-callout .callout-promise { margin-top: 12px; font-weight: 500; }
.home-callout .callout-research p { max-width: none; margin: 16px 0 0; font-size: 17px; line-height: 1.75; }
.home-callout .callout-application { font-weight: 500; }
.callout-sources { display: flex; flex-wrap: wrap; align-items: center; gap: 0 20px; margin-top: 20px; font-size: 12px; line-height: 1.5; }
.callout-sources > span { flex-basis: 100%; font-size: 11px; }
.callout-sources a { display: inline-flex; align-items: center; min-height: 44px; text-decoration: underline; text-underline-offset: 4px; }

/* Keep the established palette; the research is a visible part of the second section. */
.consistency-banner { width: min(1120px, 100%); margin: 56px auto 0; padding-block: 32px; border-block: 1px solid oklch(.3 .075 145 / .18); text-align: center; }
.consistency-heading { display: flex; flex-direction: column; align-items: center; }
.consistency-heading h3 { display: flex; align-items: center; justify-content: center; max-width: 100%; flex-wrap: wrap; gap: 12px 20px; margin-top: 18px; font-weight: 600; line-height: 1.2; letter-spacing: -.025em; }
.consistency-count { font-size: clamp(72px, 7vw, 96px); line-height: 1; letter-spacing: -.035em; }
.consistency-study-label { font-size: clamp(24px, 2.4vw, 32px); line-height: 1.15; }
.home-callout .consistency-heading p { margin: 16px 0 0; font-size: 15px; line-height: 1.6; }
.home-callout .consistency-heading .consistency-science { margin-top: 0; font-weight: 500; }
.story-anchor { position: absolute; top: 0; scroll-margin-top: 0; }
.story-action .habit-gallery { max-width: 420px; justify-self: end; }
.story-action .habit-shot { transform: none; }
.story-action .habit-gallery figcaption { font-size: 10px; }
@media (min-width: 761px) {
  .story-action .story-layout { grid-template-columns: minmax(0, 1.1fr) minmax(0, .9fr); }
  .story-action .story-heading { font-size: clamp(42px, 5vw, 68px); }
}

@media (max-width: 960px) {
  .callout-inner { grid-template-columns: minmax(0, 1fr); max-width: 720px; gap: 28px; }
  .home-callout h2 { font-size: clamp(36px, 6.2vw, 52px); }
  .home-callout h2 > span:not(.headline-accent) { display: inline; }
  .callout-story { max-width: 50ch; font-size: 20px; }
}

@media (max-width: 760px) {
  .home-callout { padding: 64px 24px; }
  .home-callout h2 { font-size: clamp(34px, 8vw, 48px); }
  .home-callout p { max-width: 40ch; margin-top: 20px; font-size: 16px; }
  .callout-inner { gap: 24px; }
  .callout-story { gap: 18px; font-size: 18px; }
  .callout-research { margin-top: 28px; }
  .home-callout .callout-research p { font-size: 15px; }
  .callout-sources { gap: 0 16px; font-size: 11px; }
  .consistency-banner { margin-top: 40px; padding-block: 28px; }
  .consistency-heading h3 { gap: 12px 16px; }
  .home-callout .consistency-heading p { margin-top: 12px; }
  .story-action .habit-gallery { max-width: 360px; justify-self: center; }
}

/* A short, explicit design promise, with the key word taking the visual emphasis. */
.story-together .story-heading { font-size: clamp(40px, 5vw, 68px); line-height: 1.14; }
.story-together .story-heading .addiction-keyword { font-weight: 700; }
.story-together .story-description { max-width: 42ch; font-size: clamp(18px, 1.65vw, 22px); }
.story-together .story-description strong { color: inherit; font-weight: 750; }
@media (max-width: 760px) {
  .story-together .story-heading { font-size: clamp(36px, 8vw, 52px); }
  .story-together .story-description { font-size: 18px; }
}