/* /gen-ai/ — CAC hand-off landing page on sean.theinformed.org.
   Light reading surface, navy/steel accents, matching the GenAI Field Guide's
   own palette (web/assets/css/site.css). No @font-face: system sans stack
   only, so this page needs no font files and no external requests at all. */

:root {
  color-scheme: light;
  --navy-900: #0F1F3D;
  --navy-700: #1F3A66;
  --steel-700: #264D7A;
  --steel-600: #2F5F94;
  --sky-100: #E6EEF7;
  --paper: #F4F6F9;
  --page: #FFFFFF;
  --ink: #1A2333;
  --ink-2: #46526A;
  --ink-3: #62718A;
  --line: #DCE3EC;
}

* { box-sizing: border-box; }

html { -webkit-text-size-adjust: 100%; }

body {
  margin: 0;
  min-height: 100vh;
  background: var(--paper);
  color: var(--ink);
  font-family: Inter, ui-sans-serif, -apple-system, BlinkMacSystemFont, "Segoe UI", sans-serif;
  line-height: 1.6;
}

main {
  max-width: 640px;
  margin: 0 auto;
  padding: clamp(28px, 6vh, 64px) 20px clamp(40px, 8vh, 72px);
  background: var(--page);
  min-height: 100vh;
}

@media (min-width: 720px) {
  main {
    border-left: 1px solid var(--line);
    border-right: 1px solid var(--line);
  }
}

.kicker {
  margin: 0 0 14px;
  color: var(--steel-600);
  font-size: 0.75rem;
  font-weight: 700;
  letter-spacing: 0.09em;
}

h1 {
  margin: 0 0 10px;
  color: var(--navy-700);
  font-size: clamp(1.7rem, 6vw, 2.3rem);
  font-weight: 750;
  letter-spacing: -0.02em;
  line-height: 1.15;
}

.lede {
  margin: 0 0 24px;
  color: var(--ink-2);
  font-size: 1.1rem;
  line-height: 1.5;
  border-left: 3px solid var(--steel-600);
  padding-left: 16px;
}

.intro {
  margin: 0 0 28px;
  font-size: 1rem;
  line-height: 1.65;
  color: var(--ink);
}

.cta {
  margin: 0 0 36px;
}

.btn-primary {
  display: block;
  width: 100%;
  box-sizing: border-box;
  padding: 18px 22px;
  border-radius: 12px;
  background: var(--steel-600);
  color: #FFFFFF;
  font-size: 1.05rem;
  font-weight: 700;
  text-align: center;
  text-decoration: none;
  letter-spacing: -0.01em;
}

.btn-primary:hover,
.btn-primary:focus-visible {
  background: var(--steel-700);
  text-decoration: none;
}

.btn-primary:focus-visible {
  outline: 3px solid var(--navy-700);
  outline-offset: 3px;
}

@media (min-width: 560px) {
  .btn-primary {
    display: inline-block;
    width: auto;
    min-width: 280px;
  }
}

.expect {
  background: var(--sky-100);
  border-radius: 14px;
  padding: 20px 22px 22px;
}

.expect h2 {
  margin: 0 0 12px;
  color: var(--navy-700);
  font-size: 0.95rem;
  font-weight: 700;
  letter-spacing: -0.01em;
}

.expect ol {
  margin: 0;
  padding-left: 1.35rem;
  color: var(--ink-2);
  font-size: 0.95rem;
  line-height: 1.55;
}

.expect li + li {
  margin-top: 0.55rem;
}

footer {
  margin-top: 40px;
  padding-top: 18px;
  border-top: 1px solid var(--line);
}

.fine-print {
  margin: 0;
  color: var(--ink-3);
  font-size: 0.82rem;
}

.fine-print a {
  color: var(--steel-600);
  text-decoration: none;
}

.fine-print a:hover,
.fine-print a:focus-visible {
  color: var(--steel-700);
  text-decoration: underline;
}

@media (prefers-contrast: more) {
  .lede { color: var(--ink); }
  .fine-print { color: var(--ink-2); }
}

.pin-note {
  margin: 14px 0 0;
  padding: 12px 14px;
  border-left: 3px solid var(--navy-700);
  background: #fff;
  border-radius: 0 10px 10px 0;
  color: var(--ink-2);
  font-size: 0.92rem;
  line-height: 1.55;
}

.sent-back {
  margin: 14px 0 0;
  color: var(--ink-2);
  font-size: 0.92rem;
  line-height: 1.55;
}

.alt {
  margin: 18px 0 0;
  padding: 16px 20px;
  border: 1px solid var(--line, #d8dee8);
  border-radius: 14px;
}
.alt h2 {
  margin: 0 0 6px;
  color: var(--navy-700);
  font-size: 0.95rem;
  font-weight: 700;
}
.alt p { margin: 0; color: var(--ink-2); font-size: 0.95rem; line-height: 1.55; }
.alt a { color: var(--navy-700); font-weight: 600; }