/*
 * landing.css - semparo.com marketing landing page ("The Whole Story", design 3a).
 * Every value derives from tokens.css semantic tokens. No hex literals here.
 */

/* ── Base ───────────────────────────────────────────────────────────────── */
*, *::before, *::after { box-sizing: border-box; }

html { scroll-behavior: smooth; }

body {
  margin: 0;
  background: var(--color-bg);
  color: var(--color-ink);
  font-family: var(--font-sans);
  font-size: var(--text-base);
  line-height: var(--leading-normal);
  -webkit-font-smoothing: antialiased;
}

/* Scroll-lock while the waitlist modal is open (toggled by landing.js as a class,
   never an inline style). */
body.modal-open { overflow: hidden; }

img, video { max-width: 100%; display: block; }

a { color: var(--color-accent-strong); }

:focus-visible {
  outline: 2px solid var(--color-focus-ring);
  outline-offset: 2px;
}

@media (prefers-reduced-motion: reduce) {
  html { scroll-behavior: auto; }
  *, *::before, *::after { transition: none !important; animation: none !important; }
}

/* ── Type helpers ───────────────────────────────────────────────────────── */
h1, h2, h3 {
  font-family: var(--font-display);
  font-weight: var(--weight-regular); /* Newsreader 400 is the keepsake voice */
  color: var(--color-ink-strong);
  line-height: var(--leading-tight);
  margin: 0;
  text-wrap: balance;
}

.eyebrow {
  font-family: var(--font-sans);
  font-size: var(--text-xs);
  font-weight: var(--weight-bold);
  letter-spacing: 0.14em;
  text-transform: uppercase;
  color: var(--color-ink-subtle);
}

.lede {
  font-size: var(--text-lg);
  line-height: var(--leading-relaxed);
  color: var(--color-ink-muted);
  text-wrap: pretty;
  margin: 0;
}

.mono-tag {
  font-family: var(--font-mono);
  font-size: var(--text-xs);
  color: var(--color-ink-on-inverse-muted);
  border: 1px solid var(--color-surface-inverse-2);
  border-radius: var(--radius-pill);
  padding: var(--space-1) var(--space-3);
  white-space: nowrap;
}

/* ── Links ──────────────────────────────────────────────────────────────── */
/* .btn / .btn-primary / .btn-secondary / .btn-sm now live in chrome.css (shared with the header
   CTA reused by /learn and /legal). */
.link-accent {
  font-weight: var(--weight-semibold);
  color: var(--color-accent-strong);
  text-decoration: none;
}
.link-accent:hover { text-decoration: underline; }

.link-inverse {
  font-weight: var(--weight-semibold);
  color: var(--color-ink-on-inverse);
  text-decoration: none;
}
.link-inverse:hover { text-decoration: underline; }

/* .site-header (+ __inner/.site-nav/.site-header__actions/.signin) + .brand/.brand__name/.brand__tag
   now live in chrome.css (shared with /learn + /legal). */

/* ── Hero ───────────────────────────────────────────────────────────────── */
.hero { padding: var(--space-16) 0 0; }

.hero__grid {
  display: grid;
  grid-template-columns: 1.15fr 1fr;
  gap: var(--space-12);
  align-items: center;
}

.hero h1 {
  font-size: clamp(var(--text-3xl), 4.4vw, 3.5rem);
  line-height: 1.14;
  margin-top: var(--space-6);
}

.hero .lede { margin-top: var(--space-5); max-width: 34em; }

.hero__cta {
  display: flex;
  flex-wrap: wrap;
  gap: var(--space-4);
  margin-top: var(--space-8);
}

/* (The hero__badges pill row was removed 2026-07-17 — owner: drop the three claim badges from the hero.) */

/* Keepsake composition */
.keepsake {
  position: relative;
  min-height: 636px;
}

.keepsake__pair { display: contents; }

.keepsake__video {
  position: absolute;
  top: 0; left: 0; right: var(--space-10);
  background: var(--color-surface-inverse);
  border-radius: var(--radius-lg);
  overflow: hidden;
  box-shadow: var(--shadow-lg);
}
.keepsake__screen {
  height: 200px;
  background: linear-gradient(180deg, var(--color-surface-inverse-2), var(--color-surface-inverse));
  display: flex;
  align-items: center;
  justify-content: center;
}
.keepsake__play {
  width: 60px;
  height: 60px;
  border: none;
  border-radius: var(--radius-pill);
  background: var(--color-accent);
  display: flex;
  align-items: center;
  justify-content: center;
  cursor: pointer;
  box-shadow: var(--shadow-lg);
  transition: background var(--duration-fast) var(--ease-standard);
}
.keepsake__play:hover { background: var(--color-accent-strong); }
.keepsake__play::after {
  content: "";
  width: 0; height: 0;
  border-left: 18px solid var(--color-on-accent);
  border-top: 11px solid transparent;
  border-bottom: 11px solid transparent;
  margin-left: 5px;
}
.keepsake__meta {
  display: flex;
  justify-content: space-between;
  align-items: center;
  gap: var(--space-4);
  padding: var(--space-4) var(--space-5);
  border-top: 1px solid var(--color-surface-inverse-2);
}
.keepsake__meta-title {
  font-size: var(--text-sm);
  font-weight: var(--weight-bold);
  color: var(--color-ink-on-inverse);
}
.keepsake__meta-sub {
  font-size: var(--text-xs);
  color: var(--color-ink-on-inverse-muted);
  margin-top: var(--space-1);
}

.keepsake__diary {
  position: absolute;
  top: 296px; left: 0;
  width: 300px;
  background: var(--color-surface);
  border: 1px solid var(--color-border);
  border-radius: var(--radius-md);
  padding: var(--space-5);
  box-shadow: var(--shadow-md);
  transform: rotate(-1.5deg);
}
.keepsake__diary blockquote {
  font-family: var(--font-display);
  font-style: italic;
  font-size: var(--text-base);
  line-height: 1.6;
  color: var(--color-ink);
  margin: var(--space-3) 0 0;
}

.keepsake__letter {
  position: absolute;
  top: 306px; right: 0;
  width: 240px;
  background: var(--color-surface);
  border: 1px solid var(--color-accent-border);
  border-radius: var(--radius-md);
  padding: var(--space-6) var(--space-5) var(--space-5);
  box-shadow: var(--shadow-md);
  transform: rotate(2deg);
  text-align: center;
}
.keepsake__seal {
  width: 38px;
  height: 38px;
  border-radius: var(--radius-pill);
  background: var(--color-alert);
  margin: 0 auto var(--space-3);
  display: flex;
  align-items: center;
  justify-content: center;
  font-family: var(--font-display);
  font-size: var(--text-base);
  color: var(--color-alert-bg);
}
.keepsake__letter-name {
  font-family: var(--font-display);
  font-style: italic;
  font-size: var(--text-lg);
  color: var(--color-ink-strong);
}
.keepsake__letter-sub {
  font-size: 0.6875rem;
  color: var(--color-ink-subtle);
  margin-top: var(--space-1);
}

.keepsake__row {
  position: absolute;
  top: 466px;
  left: 0;
  right: 0;
  display: flex;
  align-items: flex-start;
}
.keepsake__item {
  flex: 1;
  min-width: 0;
  min-height: 140px;
  background: var(--color-surface);
  border: 1px solid var(--color-border);
  border-radius: var(--radius-md);
  padding: var(--space-5);
  box-shadow: var(--shadow-md);
  display: flex;
  flex-direction: column;
  justify-content: center;
}
.keepsake__item:first-child { flex: 1.1; transform: rotate(0.8deg); }
.keepsake__item:last-child { transform: rotate(10deg); margin-top: 12px; margin-left: -44px; position: relative; }
.keepsake__item > div { min-width: 0; }
.keepsake__item-title {
  font-family: var(--font-display);
  font-style: italic;
  font-size: var(--text-lg);
  font-weight: var(--weight-regular);
  color: var(--color-ink-strong);
  white-space: nowrap;
  overflow: hidden;
  text-overflow: ellipsis;
}
.keepsake__item-sub {
  font-size: 0.6875rem;
  color: var(--color-ink-subtle);
  margin-top: var(--space-1);
  white-space: nowrap;
  overflow: hidden;
  text-overflow: ellipsis;
}
.mono-tag--light {
  color: var(--color-ink-muted);
  border-color: var(--color-border);
  font-size: 0.625rem;
}

/* Capabilities strip */
.caps {
  margin-top: var(--space-16);
  border: 1px solid var(--color-border);
  border-radius: var(--radius-lg);
  background: var(--color-surface);
  display: grid;
  grid-template-columns: repeat(5, 1fr);
  overflow: hidden;
  list-style: none;
  padding: 0;
}
.caps li {
  padding: var(--space-6);
  border-right: 1px solid var(--color-border);
}
.caps li:last-child { border-right: none; }
.caps li.caps--highlight { background: var(--color-accent-bg); }
.caps__title {
  font-size: var(--text-sm);
  font-weight: var(--weight-bold);
  color: var(--color-ink-strong);
}
.caps--highlight .caps__title { color: var(--color-accent-ink); }
.caps__sub {
  font-size: var(--text-sm);
  line-height: var(--leading-normal);
  color: var(--color-ink-muted);
  margin-top: var(--space-1);
}
.caps--highlight .caps__sub { color: var(--color-accent-ink); }

/* ── Sections ───────────────────────────────────────────────────────────── */
.section { padding-top: 104px; }

.section-head { max-width: 45em; }
.section-head h2 {
  font-size: var(--text-3xl);
  margin-top: var(--space-3);
}
.section-head .lede { margin-top: var(--space-3); }
.section-head + * { margin-top: var(--space-10); }

/* Card grids */
.card-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: var(--space-5);
}

.feature-card {
  background: var(--color-surface);
  border: 1px solid var(--color-border);
  border-radius: var(--radius-lg);
  padding: var(--space-8);
  box-shadow: var(--shadow-sm);
  transition: box-shadow var(--duration-normal) var(--ease-standard);
}
.feature-card:hover { box-shadow: var(--shadow-md); }
.feature-card__eyebrow {
  font-size: 0.6875rem;
  font-weight: var(--weight-bold);
  letter-spacing: 0.14em;
  text-transform: uppercase;
  color: var(--color-accent-strong);
}
.feature-card h3 {
  font-size: var(--text-xl);
  line-height: 1.3;
  margin-top: var(--space-4);
}
.feature-card p {
  font-size: var(--text-sm);
  line-height: var(--leading-relaxed);
  color: var(--color-ink-muted);
  margin: var(--space-3) 0 0;
}

/* Guided interview banner */
.banner-accent {
  margin-top: var(--space-5);
  background: var(--color-accent-bg);
  border: 1px solid var(--color-accent-border);
  border-radius: var(--radius-lg);
  padding: var(--space-6) var(--space-8);
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: var(--space-8);
}
.banner-accent p {
  font-size: var(--text-sm);
  line-height: var(--leading-relaxed);
  color: var(--color-accent-ink);
  margin: 0;
}
.banner-accent .pill {
  font-family: var(--font-mono);
  font-size: var(--text-xs);
  color: var(--color-accent-strong);
  border: 1px solid var(--color-accent-border);
  background: var(--color-surface);
  border-radius: var(--radius-pill);
  padding: var(--space-1) var(--space-3);
  white-space: nowrap;
}

/* ── Crypto panel ───────────────────────────────────────────────────────── */
.crypto-panel {
  margin-top: var(--space-5);
  background: var(--color-surface-inverse);
  border-radius: var(--radius-lg);
  padding: var(--space-12);
  display: grid;
  grid-template-columns: 1.2fr 1fr;
  gap: var(--space-12);
  align-items: center;
}
.crypto-panel__eyebrow {
  font-size: 0.6875rem;
  font-weight: var(--weight-bold);
  letter-spacing: 0.14em;
  text-transform: uppercase;
  color: var(--color-ink-on-inverse-muted);
}
.crypto-panel h3 {
  font-size: var(--text-2xl);
  line-height: 1.25;
  color: var(--color-ink-on-inverse);
  margin-top: var(--space-3);
}
.crypto-panel p {
  font-size: var(--text-sm);
  line-height: var(--leading-relaxed);
  color: var(--color-ink-on-inverse-muted);
  margin: var(--space-3) 0 0;
}
.crypto-panel__links {
  display: flex;
  align-items: center;
  gap: var(--space-6);
  margin-top: var(--space-5);
}

.stat-list {
  display: flex;
  flex-direction: column;
  gap: var(--space-3);
  list-style: none;
  margin: 0;
  padding: 0;
}
.stat-list li {
  background: var(--color-surface-inverse-2);
  border-radius: var(--radius-md);
  padding: var(--space-5) var(--space-6);
  display: flex;
  align-items: baseline;
  gap: var(--space-4);
}
.stat-list .stat {
  font-family: var(--font-display);
  font-size: var(--text-2xl);
  color: var(--color-ink-on-inverse);
  min-width: 140px;
  white-space: nowrap;
}
.stat-list .stat-sub {
  font-size: var(--text-sm);
  line-height: var(--leading-normal);
  color: var(--color-ink-on-inverse-muted);
}

/* ── Security band ──────────────────────────────────────────────────────── */
.security {
  margin-top: 104px;
  background: var(--color-surface-inverse);
  padding: 80px 0;
}
.security__head {
  text-align: center;
  max-width: 45em;
  margin-inline: auto;
}
.security__head .eyebrow { color: var(--color-ink-on-inverse-muted); }
.security__head h2 {
  font-size: var(--text-3xl);
  color: var(--color-ink-on-inverse);
  margin-top: var(--space-3);
}
.security__head .lede {
  color: var(--color-ink-on-inverse-muted);
  font-size: var(--text-base);
  margin-top: var(--space-3);
}

.security__grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: var(--space-5);
  margin-top: var(--space-12);
}
.sec-card {
  background: var(--color-surface-inverse-2);
  border-radius: var(--radius-lg);
  padding: var(--space-8);
}
.sec-card__tag {
  font-family: var(--font-mono);
  font-size: var(--text-xs);
  color: var(--color-accent);
}
.sec-card h3 {
  font-size: var(--text-xl);
  line-height: 1.3;
  color: var(--color-ink-on-inverse);
  margin-top: var(--space-4);
}
.sec-card p {
  font-size: var(--text-sm);
  line-height: var(--leading-relaxed);
  color: var(--color-ink-on-inverse-muted);
  margin: var(--space-3) 0 0;
}

.security__notes {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: var(--space-5);
  margin-top: var(--space-5);
}
.sec-note {
  border: 1px solid var(--color-surface-inverse-2);
  border-radius: var(--radius-lg);
  padding: var(--space-6) var(--space-6);
  display: flex;
  gap: var(--space-4);
  align-items: baseline;
}
.sec-note::before {
  content: "✓";
  font-family: var(--font-mono);
  font-size: var(--text-xs);
  color: var(--color-safe);
}
.sec-note p {
  font-size: var(--text-sm);
  line-height: var(--leading-relaxed);
  color: var(--color-ink-on-inverse-muted);
  margin: 0;
}
.sec-note strong { color: var(--color-ink-on-inverse); }

.security__links {
  display: flex;
  justify-content: center;
  gap: var(--space-8);
  margin-top: var(--space-10);
}

/* ── Pricing + founder ──────────────────────────────────────────────────── */
.pricing-grid {
  display: grid;
  grid-template-columns: 1fr 1.2fr;
  gap: var(--space-6);
  align-items: stretch;
}

.price-card {
  background: var(--color-surface);
  border: 1px solid var(--color-accent-border);
  border-radius: var(--radius-lg);
  padding: var(--space-10);
  box-shadow: var(--shadow-md);
  display: flex;
  flex-direction: column;
}
.price-card__amount {
  display: flex;
  align-items: baseline;
  gap: var(--space-2);
  margin-top: var(--space-4);
}
.price-card__amount .price {
  font-family: var(--font-display);
  font-size: 3.5rem;
  color: var(--color-ink-strong);
}
.price-card__amount .term {
  font-size: var(--text-sm);
  color: var(--color-ink-muted);
}
.price-card p {
  font-size: var(--text-sm);
  line-height: var(--leading-relaxed);
  color: var(--color-ink-muted);
  margin: var(--space-2) 0 var(--space-6);
}
.price-card .btn { align-self: flex-start; margin-top: auto; }

.founder-card {
  background: var(--color-accent-bg);
  border: 1px solid var(--color-accent-border);
  border-radius: var(--radius-lg);
  padding: var(--space-10);
  display: flex;
  gap: var(--space-8);
  align-items: center;
}
.founder-card blockquote {
  font-family: var(--font-display);
  font-style: italic;
  font-size: var(--text-lg);
  line-height: 1.5;
  color: var(--color-accent-ink);
  margin: 0 0 var(--space-3);
}
.founder-card figcaption .name {
  font-size: var(--text-sm);
  font-weight: var(--weight-bold);
  color: var(--color-accent-ink);
}
.founder-card figcaption .note {
  font-size: var(--text-sm);
  color: var(--color-accent-strong);
  margin-top: var(--space-1);
}

/* ── Learn strip ────────────────────────────────────────────────────────── */
.learn-strip {
  background: var(--color-bg-sunk);
  border: 1px solid var(--color-border);
  border-radius: var(--radius-lg);
  padding: var(--space-10);
}
.learn-strip__head {
  display: flex;
  align-items: baseline;
  justify-content: space-between;
  gap: var(--space-6);
  margin-bottom: var(--space-6);
}
.learn-strip__head h2 { font-size: var(--text-xl); }
.learn-strip__grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: var(--space-3);
}
.learn-link {
  background: var(--color-surface);
  border: 1px solid var(--color-border);
  border-radius: var(--radius-md);
  padding: var(--space-4) var(--space-5);
  display: flex;
  justify-content: space-between;
  align-items: center;
  gap: var(--space-4);
  text-decoration: none;
  font-size: var(--text-sm);
  color: var(--color-ink);
  transition: border-color var(--duration-fast) var(--ease-standard),
              box-shadow var(--duration-fast) var(--ease-standard);
}
.learn-link:hover { border-color: var(--color-border-strong); box-shadow: var(--shadow-sm); }
.learn-link::after {
  content: "→";
  font-family: var(--font-mono);
  font-size: var(--text-sm);
  color: var(--color-accent);
}

/* ── FAQ ────────────────────────────────────────────────────────────────── */
.faq { max-width: var(--reading-max); margin-inline: auto; }
.faq h2 { font-size: var(--text-3xl); text-align: center; margin-bottom: var(--space-8); }

.faq details {
  border-top: 1px solid var(--color-border);
}
.faq details:last-of-type { border-bottom: 1px solid var(--color-border); }

.faq summary {
  font-size: var(--text-lg);
  font-weight: var(--weight-bold);
  color: var(--color-ink-strong);
  padding: var(--space-6) var(--space-1);
  cursor: pointer;
  list-style: none;
  display: flex;
  justify-content: space-between;
  align-items: center;
  gap: var(--space-4);
}
.faq summary::-webkit-details-marker { display: none; }
.faq summary::after {
  content: "+";
  font-family: var(--font-mono);
  font-size: var(--text-lg);
  color: var(--color-accent);
  transition: transform var(--duration-normal) var(--ease-standard);
}
.faq details[open] summary::after { transform: rotate(45deg); }
.faq details p {
  font-size: var(--text-sm);
  line-height: var(--leading-relaxed);
  color: var(--color-ink-muted);
  margin: 0;
  padding: 0 var(--space-1) var(--space-6);
  max-width: 60ch;
}

/* ── Final CTA ──────────────────────────────────────────────────────────── */
.final-cta {
  padding: 104px 0 96px;
  text-align: center;
}
.final-cta h2 {
  font-size: var(--text-display);
  line-height: var(--leading-tight);
  max-width: 18em;
  margin-inline: auto;
}
.final-cta .lede { max-width: 32em; margin: var(--space-5) auto 0; }
.final-cta__actions {
  display: flex;
  justify-content: center;
  flex-wrap: wrap;
  gap: var(--space-4);
  margin-top: var(--space-10);
}

/* .site-footer (+ __inner/.copyright) now lives in chrome.css (shared with /learn + /legal). */

/* ── Waitlist modal ─────────────────────────────────────────────────────── */
.modal[hidden] { display: none; }
.modal {
  position: fixed;
  inset: 0;
  z-index: 50;
  display: flex;
  align-items: center;
  justify-content: center;
  padding: var(--space-6);
}
.modal__scrim {
  position: absolute;
  inset: 0;
  background: var(--color-overlay);
  border: none;
  padding: 0;
  cursor: default;
}
.modal__card {
  position: relative;
  width: min(480px, 100%);
  background: var(--color-surface);
  border: 1px solid var(--color-border);
  border-radius: var(--radius-lg);
  box-shadow: var(--shadow-lg);
  padding: var(--space-10);
}
.modal__close {
  position: absolute;
  top: var(--space-4);
  right: var(--space-4);
  width: 36px;
  height: 36px;
  border: none;
  border-radius: var(--radius-pill);
  background: transparent;
  color: var(--color-ink-subtle);
  font-size: var(--text-lg);
  cursor: pointer;
  transition: background var(--duration-fast) var(--ease-standard);
}
.modal__close:hover { background: var(--color-bg-sunk); }
.modal__card h2 { font-size: var(--text-2xl); }
.modal__card > p {
  font-size: var(--text-sm);
  line-height: var(--leading-relaxed);
  color: var(--color-ink-muted);
  margin: var(--space-3) 0 var(--space-6);
}
.modal__card form {
  display: flex;
  flex-direction: column;
  gap: var(--space-4);
}
.modal__card form[hidden] { display: none; }
.field label {
  display: block;
  font-size: var(--text-label);
  font-weight: var(--weight-semibold);
  color: var(--color-ink-label);
  margin-bottom: var(--space-2);
}
.field input {
  width: 100%;
  font-family: var(--font-sans);
  font-size: var(--text-base);
  color: var(--color-ink);
  background: var(--color-surface-raised);
  border: 1px solid var(--color-border-strong);
  border-radius: var(--radius-md);
  padding: var(--space-3) var(--space-4);
}
.field input:focus {
  outline: 2px solid var(--color-focus-ring);
  outline-offset: 0;
  border-color: var(--color-accent);
}
.modal__fineprint {
  font-size: var(--text-xs);
  color: var(--color-ink-subtle);
  margin: 0;
}
.modal__success {
  background: var(--color-safe-bg);
  border: 1px solid var(--color-safe-border);
  border-radius: var(--radius-md);
  padding: var(--space-4) var(--space-5);
  font-size: var(--text-sm);
  color: var(--color-safe-strong);
}
.modal__success[hidden] { display: none; }
/* BUG-056: the network-failure line (only shown when the POST could not be sent at all). */
.modal__error {
  font-size: var(--text-sm);
  color: var(--color-alert-strong);
  margin: var(--space-2) 0 0;
}
.modal__error[hidden] { display: none; }

/* ── Responsive ─────────────────────────────────────────────────────────── */
@media (max-width: 1024px) {
  .hero__grid { grid-template-columns: 1fr; }
  .caps { grid-template-columns: repeat(2, 1fr); }
  .caps li { border-bottom: 1px solid var(--color-border); }
  .caps li:nth-child(2n) { border-right: none; }
  .caps li:nth-last-child(-n+1) { border-bottom: none; }
  .card-grid { grid-template-columns: 1fr; }
  .crypto-panel { grid-template-columns: 1fr; }
  .security__grid { grid-template-columns: 1fr; }
  .security__notes { grid-template-columns: 1fr; }
  .pricing-grid { grid-template-columns: 1fr; }
  /* .site-nav { display: none; } lives in chrome.css (shared header rule). */

  /* Once the collage drops below the copy it stops being a scattered absolute montage and becomes
     a clean vertical stack of FULL-WIDTH cards — every tile (video, diary, letter, crypto,
     instagram) reads the same. Previously the crypto/instagram tiles stayed narrow + left-aligned
     (the row kept its horizontal `align-items: flex-start`) while the diary/letter went full-width. */
  .keepsake { max-width: 560px; min-height: 0; }
  .keepsake__video { position: static; margin-bottom: var(--space-4); }
  .keepsake__diary, .keepsake__letter {
    position: static;
    width: auto;
    transform: none;
    margin-bottom: var(--space-4);
  }
  .keepsake__row {
    position: static;
    top: auto;
    flex-direction: column;
    align-items: stretch;
    gap: var(--space-4);
  }
  .keepsake__item,
  .keepsake__item:first-child,
  .keepsake__item:last-child {
    flex: none;
    transform: none;
    margin: 0;
  }
}

@media (max-width: 720px) {
  /* Mobile header rules (.site-header__inner/.brand__tag/.brand__name/.site-header__actions) live
     in chrome.css (shared with /learn + /legal). */
  .section { padding-top: var(--space-16); }
  .hero { padding-top: var(--space-10); }
  .caps { grid-template-columns: 1fr; }
  .caps li { border-right: none; }
  .learn-strip__grid { grid-template-columns: 1fr; }
  .banner-accent { flex-direction: column; align-items: flex-start; }
  .founder-card { flex-direction: column; align-items: flex-start; }
  .stat-list .stat { min-width: 100px; font-size: var(--text-xl); }
  .crypto-panel { padding: var(--space-8); }
  /* Stack the "Read: …" link above the "encrypted" tag so the link keeps full width and doesn't
     wrap into a narrow column. */
  .crypto-panel__links { flex-direction: column; align-items: flex-start; gap: var(--space-4); }
  .final-cta h2 { font-size: var(--text-3xl); }
}

/* ── How it works: the explainer film (same box as the redesign's player) ── */
.video-frame {
  max-width: 880px;
  margin: 44px auto 0;
}
.video-frame video {
  display: block;
  width: 100%;
  aspect-ratio: 16 / 9;
  border-radius: 18px;
  border: 1px solid var(--color-line, #E7DCCA);
  background: var(--color-surface, #FFFDF9);
  box-shadow: var(--shadow-lg);
}

/* The hero's quiet third line: the tour needs a mention above the fold, but not a third button
   competing with the waitlist CTA. */
.hero__aside {
  margin-top: 16px;
  font-size: 0.95rem;
  color: var(--color-ink-muted, #7A6F60);
}
.hero__aside a {
  color: var(--color-brass-strong, #8A6A2A);
  text-underline-offset: 3px;
}

/* The handoff under the 96-second film. Whoever just watched the short one is the likeliest
   person to want the long one, so the offer sits where they finish rather than above the player. */
.next-film {
  max-width: 880px;
  margin: 20px auto 0;
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 24px;
  flex-wrap: wrap;
  padding: 20px 24px;
  border: 1px solid var(--color-line, #E7DCCA);
  border-radius: 16px;
  background: var(--color-surface, #FFFDF9);
}
.next-film__eyebrow {
  font-size: 0.74rem;
  letter-spacing: 0.18em;
  text-transform: uppercase;
  color: var(--color-brass, #B6852F);
  margin-bottom: 6px;
}
.next-film__title {
  font-family: var(--font-display, Georgia, serif);
  font-size: 1.28rem;
  color: var(--color-ink-strong, #241E18);
  margin-bottom: 4px;
}
.next-film__body {
  font-size: 0.94rem;
  color: var(--color-ink-muted, #7A6F60);
  margin: 0;
  max-width: 52ch;
}
@media (max-width: 640px) {
  .next-film { align-items: flex-start; }
  .next-film .btn { width: 100%; text-align: center; }
}

/* Chapter markers under the product tour. A six-minute film is only inviting if you can see
   what is in it and jump straight there; these seek the player rather than reloading anything. */
.chapters {
  max-width: 880px;
  margin: 22px auto 0;
}
.chapters__label {
  font-size: 0.78rem;
  letter-spacing: 0.16em;
  text-transform: uppercase;
  color: var(--color-ink-subtle, #9A8F7D);
  margin-bottom: 10px;
}
.chapters__list {
  list-style: none;
  margin: 0;
  padding: 0;
  display: flex;
  flex-wrap: wrap;
  gap: 8px;
}
.chapter {
  display: inline-flex;
  align-items: baseline;
  gap: 8px;
  font: inherit;
  font-size: 0.92rem;
  color: var(--color-ink, #2B2620);
  background: var(--color-surface, #FFFDF9);
  border: 1px solid var(--color-line, #E7DCCA);
  border-radius: 999px;
  padding: 8px 15px;
  cursor: pointer;
  transition: border-color 120ms ease, background 120ms ease;
}
.chapter span {
  font-variant-numeric: tabular-nums;
  color: var(--color-ink-subtle, #9A8F7D);
  font-size: 0.84em;
}
.chapter:hover,
.chapter:focus-visible {
  border-color: var(--color-brass, #B6852F);
  background: var(--color-brass-tint, #F3E8D4);
}
.chapter[aria-current="true"] {
  border-color: var(--color-brass, #B6852F);
  background: var(--color-brass-tint, #F3E8D4);
  font-weight: 700;
}