/* Page de téléchargement de Kairos (docs/spec/publication.md § Page).
   Charte « miel » (docs/DESIGN_SYSTEM.md) : rôles MD3, Roboto servie ici,
   cartes sans ombre, un seul bloc teinté (l'appel principal). */
@font-face { font-family: Roboto; font-weight: 400; src: url("fonts/roboto_regular.ttf") format("truetype"); font-display: swap; }
@font-face { font-family: Roboto; font-weight: 500; src: url("fonts/roboto_medium.ttf") format("truetype"); font-display: swap; }
@font-face { font-family: Roboto; font-weight: 700; src: url("fonts/roboto_bold.ttf") format("truetype"); font-display: swap; }

:root {
  --md-primary: #7F5610;
  --md-on-primary: #FFFFFF;
  --md-primary-container: #FFDDB3;
  --md-on-primary-container: #624000;
  --md-secondary-container: #FADEBC;
  --md-surface: #FFF8F4;
  --md-surface-container-low: #FEF1E5;
  --md-surface-container-high: #F3E6DA;
  --md-on-surface: #201B13;
  --md-on-surface-variant: #4F4539;
  --md-outline: #817567;
  --md-outline-variant: #D3C4B4;
}

* { box-sizing: border-box; }
html { -webkit-text-size-adjust: 100%; }
body {
  margin: 0;
  background: var(--md-surface);
  color: var(--md-on-surface);
  font: 16px/24px Roboto, system-ui, sans-serif;
}
a { color: var(--md-primary); }
main, header, footer { max-width: 1040px; margin: 0 auto; padding: 0 16px; }

header { display: flex; align-items: center; gap: 12px; padding-top: 24px; flex-wrap: wrap; }
header img { width: 48px; height: 48px; }
header .name { font-size: 28px; font-weight: 500; }
header nav { margin-left: auto; font-size: 14px; }

.notice {
  margin: 16px 0 0;
  padding: 12px 16px;
  border: 1px solid var(--md-outline-variant);
  border-radius: 12px;
  background: var(--md-surface-container-low);
  font-size: 14px;
  line-height: 20px;
}

.hero { padding: 32px 0 8px; }
.hero h1 { font-size: 36px; line-height: 44px; font-weight: 500; margin: 0 0 12px; }
.hero p { font-size: 18px; line-height: 28px; color: var(--md-on-surface-variant); margin: 0; max-width: 720px; }

h2 { font-size: 22px; line-height: 28px; font-weight: 500; margin: 40px 0 16px; }

.points { display: grid; grid-template-columns: repeat(auto-fit, minmax(240px, 1fr)); gap: 16px; }
.card {
  background: var(--md-surface);
  border: 1px solid var(--md-outline-variant);
  border-radius: 12px;
  padding: 16px;
}
.card h3 { font-size: 16px; font-weight: 500; margin: 0 0 8px; }
.card p { margin: 0; font-size: 14px; line-height: 20px; color: var(--md-on-surface-variant); }
.formula { font-weight: 700; color: var(--md-primary); }

.downloads { display: grid; grid-template-columns: repeat(auto-fit, minmax(230px, 1fr)); gap: 16px; }
.os h3 { display: flex; align-items: center; gap: 8px; }
.os ul { list-style: none; margin: 12px 0 0; padding: 0; display: flex; flex-direction: column; gap: 8px; }
/* Système du visiteur (os.js) : le seul bloc teinté de la page. */
.os.current { background: var(--md-primary-container); border-color: var(--md-primary-container); }
.os.current h3::after { content: attr(data-yours); font-size: 12px; font-weight: 500; color: var(--md-on-primary-container); }

.button {
  display: inline-flex; align-items: center; justify-content: center;
  min-height: 40px; padding: 8px 20px;
  border-radius: 999px;
  border: 1px solid var(--md-outline);
  color: var(--md-primary);
  font-weight: 500; font-size: 14px; text-decoration: none; text-align: center;
}
.button.filled { background: var(--md-primary); border-color: var(--md-primary); color: var(--md-on-primary); }
.button:hover { background: rgba(127, 86, 16, 0.08); }
.button.filled:hover { background: #6d4a0e; }
.small { font-size: 12px; line-height: 16px; color: var(--md-on-surface-variant); }

.shots { display: flex; gap: 16px; overflow-x: auto; padding-bottom: 8px; scroll-snap-type: x mandatory; }
.shots img {
  width: 220px; height: auto; flex: none;
  border: 1px solid var(--md-outline-variant); border-radius: 16px;
  scroll-snap-align: start;
}

.notes { font-size: 14px; line-height: 20px; color: var(--md-on-surface-variant); }
.notes li { margin-bottom: 8px; }

footer { padding-top: 32px; padding-bottom: 32px; font-size: 14px; color: var(--md-on-surface-variant); }

@media (max-width: 480px) {
  .hero h1 { font-size: 28px; line-height: 36px; }
  .hero p { font-size: 16px; line-height: 24px; }
  .shots img { width: 180px; }
}