/* myintros.app — the public landing page. Tokens only, the same light language as the app and
   the public intro page. */
* { box-sizing: border-box; }
html, body { margin: 0; }
html { scroll-behavior: smooth; }

body {
  background: var(--bg);
  color: var(--ink);
  font-family: var(--font);
  -webkit-font-smoothing: antialiased;
  text-rendering: optimizeLegibility;
}

.lp-h2 {
  margin: 0;
  font-size: clamp(1.6rem, 3.4vw, 2.2rem); font-weight: 700; letter-spacing: -0.025em; line-height: 1.2;
  text-wrap: balance;
}

/* ---------- Hero ---------- */
.lp-hero {
  max-width: 820px;
  margin: 0 auto;
  padding: clamp(3.5rem, 11vh, 7rem) 1.5rem clamp(3rem, 8vh, 5rem);
  text-align: center;
  /* A soft wash of the accent behind the headline — the one decorative flourish. */
  background: radial-gradient(60% 55% at 50% 38%, var(--accent-soft), transparent 72%);
}
.lp-title {
  margin: 0;
  font-size: clamp(2.5rem, 7vw, 4.4rem); font-weight: 700; letter-spacing: -0.035em; line-height: 1.05;
  text-wrap: balance;
}
.lp-title em { font-style: normal; color: var(--accent); }
.lp-lead {
  max-width: 36rem;
  margin: 1.5rem auto 0;
  font-size: clamp(1.05rem, 2.2vw, 1.22rem); line-height: 1.6;
  color: var(--ink-2);
  text-wrap: pretty;
}
.lp-ctas { display: flex; justify-content: center; flex-wrap: wrap; gap: 0.7rem; margin-top: 2.1rem; }

/* ---------- Demo: one story, three framings ---------- */
.lp-demo {
  max-width: 1120px;
  margin: 0 auto;
  padding: 3rem 1.5rem 4.5rem;
  text-align: center;
  scroll-margin-top: 1rem;
}
.lp-audiences {
  display: inline-flex; flex-wrap: wrap; justify-content: center; gap: 0.4rem;
  margin: 1.8rem 0 0;
  padding: 0.3rem;
  border: 1px solid var(--line);
  border-radius: var(--radius-pill);
  background: var(--surface);
}
.lp-audiences legend {
  /* Visible to assistive tech only; the h2 + pills carry the meaning visually. */
  position: absolute; width: 1px; height: 1px; overflow: hidden; clip-path: inset(50%); white-space: nowrap;
}
.lp-audiences__input { position: absolute; opacity: 0; pointer-events: none; }
.lp-audiences__pill {
  padding: 0.55rem 1.05rem;
  border-radius: var(--radius-pill);
  font-size: 0.95rem; font-weight: 600;
  color: var(--ink-2);
  cursor: pointer;
  transition: background var(--transition), color var(--transition);
}
.lp-audiences__pill:hover { color: var(--ink); background: var(--hover); }
.lp-audiences__input:checked + .lp-audiences__pill { background: var(--ink); color: #fff; }
.lp-audiences__input:focus-visible + .lp-audiences__pill { outline: 2px solid var(--accent); outline-offset: 2px; }

.lp-demo__grid {
  display: grid; grid-template-columns: minmax(0, 0.9fr) minmax(0, 1.1fr); gap: 2rem;
  align-items: center;
  margin-top: 2.4rem;
  text-align: left;
}

.lp-label {
  margin: 0 0 0.8rem;
  font-size: 0.8rem; font-weight: 700; letter-spacing: 0.06em; text-transform: uppercase;
  color: var(--ink-3);
}
.lp-story__list { list-style: none; margin: 0; padding: 0; display: grid; gap: 0.55rem; }
.lp-entry {
  display: grid; grid-template-columns: 3.2rem minmax(0, 1fr); gap: 0.6rem; align-items: baseline;
  padding: 0.75rem 0.9rem;
  border: 1px solid var(--line);
  border-radius: var(--radius-sm);
  background: var(--surface);
  opacity: 0.45;
  transition: opacity 0.25s ease, border-color 0.25s ease, box-shadow 0.25s ease;
}
.lp-entry__year { font-size: 0.85rem; font-weight: 600; color: var(--ink-3); }
.lp-entry__text { display: grid; gap: 0.1rem; }
.lp-entry__title { font-size: 0.95rem; font-weight: 600; }
.lp-entry__detail { font-size: 0.85rem; color: var(--ink-2); }
/* The entries the chosen intro draws on light up: colour and shadow only, nothing moves. */
.lp-demo:has(#demo-hiring:checked) .lp-entry--hiring,
.lp-demo:has(#demo-organizer:checked) .lp-entry--organizer,
.lp-demo:has(#demo-surf:checked) .lp-entry--surf {
  opacity: 1;
  border-color: rgb(var(--accent-rgb) / 0.45);
  box-shadow: 0 0 0 3px var(--accent-soft);
}

.lp-page {
  margin: 0;
  border: 1px solid var(--line);
  border-radius: var(--radius-lg);
  background: var(--surface);
  box-shadow: var(--shadow);
  overflow: hidden;
}
.lp-page__chrome {
  display: flex; align-items: center; gap: 0.8rem;
  padding: 0.7rem 0.9rem;
  border-bottom: 1px solid var(--line-2);
  background: var(--fill);
}
.lp-page__dots { display: flex; gap: 0.35rem; }
.lp-page__dots i { width: 9px; height: 9px; border-radius: 50%; background: var(--fill-disabled); }
.lp-page__url {
  flex: 1;
  padding: 0.25rem 0.7rem;
  border-radius: var(--radius-pill);
  background: var(--surface);
  font-size: 0.8rem; color: var(--ink-3);
}
.lp-page__body { padding: 1.6rem 1.7rem 1.7rem; }
.lp-page__name { margin: 0; font-size: 1.6rem; font-weight: 700; letter-spacing: -0.025em; }
.lp-page__variants { display: grid; margin-top: 0.9rem; }
.lp-variant {
  grid-area: 1 / 1;
  opacity: 0; visibility: hidden;
  transition: opacity 0.25s ease, visibility 0.25s;
}
.lp-demo:has(#demo-hiring:checked) .lp-variant--hiring,
.lp-demo:has(#demo-organizer:checked) .lp-variant--organizer,
.lp-demo:has(#demo-surf:checked) .lp-variant--surf { opacity: 1; visibility: visible; }
.lp-variant__for {
  display: inline-block;
  margin: 0 0 0.8rem;
  padding: 0.2rem 0.6rem;
  border-radius: var(--radius-pill);
  background: var(--accent-soft);
  font-size: 0.78rem; font-weight: 600; color: var(--accent);
}
.lp-variant__text { margin: 0; font-size: 1.02rem; line-height: 1.7; }
.lp-page__reply {
  display: inline-flex; align-items: center;
  height: 34px; margin-top: 1.2rem; padding: 0 0.95rem;
  border-radius: var(--radius-pill);
  background: var(--ink); color: #fff;
  font-size: 0.85rem; font-weight: 600;
}

/* ---------- How it works ---------- */
.lp-steps { max-width: 1120px; margin: 0 auto; padding: 2rem 1.5rem 4.5rem; text-align: center; }
.lp-steps__list {
  list-style: none;
  margin: 2rem 0 0; padding: 0;
  display: grid; grid-template-columns: repeat(3, minmax(0, 1fr)); gap: 1.2rem;
  text-align: left;
}
.lp-step {
  padding: 1.5rem;
  border: 1px solid var(--line);
  border-radius: var(--radius);
  background: var(--surface);
}
.lp-step__num {
  display: grid; place-items: center;
  width: 2rem; height: 2rem;
  border-radius: 50%;
  background: var(--accent-soft); color: var(--accent);
  font-size: 0.9rem; font-weight: 700;
}
.lp-step h3 { margin: 1rem 0 0.4rem; font-size: 1.1rem; letter-spacing: -0.01em; }
.lp-step p { margin: 0; font-size: 0.97rem; line-height: 1.6; color: var(--ink-2); }

/* ---------- Closing CTA ---------- */
.lp-close {
  max-width: 820px;
  margin: 0 auto;
  padding: 3rem 1.5rem calc(5rem + env(safe-area-inset-bottom));
  text-align: center;
}
.lp-close .public-btn { margin-top: 1.6rem; }
.lp-note { margin: 0.9rem 0 0; font-size: 0.9rem; color: var(--ink-3); }

/* "Conference organizer" can't share a phone row at full size, so the audiences become a
   segmented control: three equal cells, long labels wrapping onto two lines inside their cell. */
@media (max-width: 640px) {
  .lp-audiences {
    display: grid; grid-template-columns: repeat(3, minmax(0, 1fr)); gap: 0.25rem;
    width: 100%;
    padding: 0.3rem;
    border-radius: var(--radius);
  }
  .lp-audiences__pill {
    display: grid; place-items: center;
    padding: 0.5rem 0.4rem;
    border-radius: var(--radius-sm);
    font-size: 0.9rem; line-height: 1.25; text-align: center;
  }
}

@media (max-width: 860px) {
  .lp-demo__grid { grid-template-columns: minmax(0, 1fr); gap: 1.6rem; }
  .lp-sent { order: -1; }
  .lp-steps__list { grid-template-columns: minmax(0, 1fr); }
}

@media (max-width: 480px) {
  .lp-hero, .lp-demo, .lp-steps, .lp-close { padding-left: 1.1rem; padding-right: 1.1rem; }
  .lp-page__body { padding: 1.3rem 1.2rem 1.4rem; }
}

@media (prefers-reduced-motion: reduce) {
  html { scroll-behavior: auto; }
}