/* Landing Griffe — mêmes tokens que l’app, polices vendorisées, pas de CDN. */

@font-face {
  font-family: "Newsreader";
  font-style: normal;
  font-weight: 400;
  font-display: swap;
  src: url("./fonts/newsreader-latin-400-normal.woff2") format("woff2");
}
@font-face {
  font-family: "Newsreader";
  font-style: italic;
  font-weight: 400;
  font-display: swap;
  src: url("./fonts/newsreader-latin-400-italic.woff2") format("woff2");
}
@font-face {
  font-family: "Source Sans 3";
  font-style: normal;
  font-weight: 400;
  font-display: swap;
  src: url("./fonts/source-sans-3-latin-400-normal.woff2") format("woff2");
}
@font-face {
  font-family: "Source Sans 3";
  font-style: normal;
  font-weight: 600;
  font-display: swap;
  src: url("./fonts/source-sans-3-latin-600-normal.woff2") format("woff2");
}

:root {
  color-scheme: light;
  --paper: #f1ebe0;
  --paper-2: #e8e0d2;
  --ink: #1c1814;
  --ink-2: #6a635a;
  --rule: #d0c6b4;
  --seal: #9f3218;
  --seal-soft: #f0d8cf;
  --serif: "Newsreader", "Liberation Serif", "Noto Serif", serif;
  --sans: "Source Sans 3", "Adwaita Sans", "Noto Sans", sans-serif;
  --page: 1080px;
  --pad: 40px;
  /* Deux rangées (marque + liens) sous 900px. Une rangée ensuite. */
  --sticky: 7.25rem;
}

* { box-sizing: border-box; margin: 0; padding: 0; }

html {
  scroll-behavior: smooth;
  background: #f7f1e6;
}

body {
  font-family: var(--sans);
  background: radial-gradient(ellipse at top, #f7f1e6, #f1ebe0 55%);
  color: var(--ink);
  font-size: 16px;
  line-height: 1.5;
  -webkit-font-smoothing: antialiased;
}

.skip {
  position: absolute;
  left: 12px;
  top: -40px;
  background: var(--ink);
  color: var(--paper);
  padding: 8px 12px;
  font-size: 14px;
  text-decoration: none;
  z-index: 3;
}
.skip:focus { top: 12px; }

/* Masthead éditorial : pleine largeur, deux rangées sur petit écran. */
.topbar {
  position: sticky;
  top: 0;
  z-index: 2;
  background: #f7f1e6;
  border-bottom: 1px solid var(--rule);
}

.topbar-inner {
  display: grid;
  grid-template-columns: 1fr auto;
  grid-template-areas:
    "brand cta"
    "nav nav";
  align-items: center;
  column-gap: 20px;
  row-gap: 10px;
  max-width: var(--page);
  margin: 0 auto;
  padding: 14px var(--pad) 12px;
}

.wordmark {
  grid-area: brand;
  display: flex;
  flex-direction: column;
  align-items: flex-start;
  text-decoration: none;
  color: var(--ink);
  line-height: 1;
}

.wordmark .word {
  font-family: var(--serif);
  font-style: italic;
  font-size: 22px;
  letter-spacing: -0.03em;
}

.wordmark .paraphe,
.site-footer .paraphe {
  display: block;
  width: 72px;
  height: 12px;
  color: var(--seal);
  margin-top: 2px;
}

.wordmark .paraphe svg,
.site-footer .paraphe svg {
  display: block;
  width: 100%;
  height: 100%;
}

.toc {
  grid-area: nav;
  display: flex;
  flex-wrap: wrap;
  gap: 4px 18px;
  align-items: baseline;
}

.toc a {
  font-family: var(--sans);
  font-size: 13px;
  font-weight: 600;
  letter-spacing: 0.04em;
  text-transform: uppercase;
  text-decoration: none;
  color: var(--ink-2);
  padding: 2px 0;
  box-shadow: inset 0 -1px 0 transparent;
}

.toc a:hover,
.toc a:focus,
.toc a:focus-visible,
body:has(#tour:target) .toc a[href="#tour"],
body:has(#economies:target) .toc a[href="#economies"],
body:has(#confiance:target) .toc a[href="#confiance"],
body:has(#code:target) .toc a[href="#code"] {
  color: var(--seal);
  box-shadow: inset 0 -2px 0 var(--seal);
}

.topbar .btn-sm { grid-area: cta; justify-self: end; }

.page,
.letter {
  max-width: var(--page);
  margin: 0 auto;
  padding: 36px var(--pad) 88px;
}

.page [id] {
  scroll-margin-top: calc(var(--sticky) + 12px);
}

.hero-row { margin-bottom: 40px; }

.hero { margin-bottom: 28px; max-width: 46rem; }

.kicker {
  font-family: var(--sans);
  font-size: 11px;
  font-weight: 600;
  letter-spacing: 0.2em;
  text-transform: uppercase;
  color: var(--ink-2);
  margin-bottom: 16px;
}

h1 {
  font-family: var(--serif);
  font-weight: 400;
  font-size: clamp(36px, 6vw, 58px);
  letter-spacing: -0.03em;
  line-height: 1.1;
  color: var(--ink);
  margin-bottom: 18px;
}

h2 {
  font-family: var(--serif);
  font-weight: 400;
  font-size: clamp(24px, 3.2vw, 32px);
  letter-spacing: -0.02em;
  margin-bottom: 14px;
}

h3 {
  font-family: var(--serif);
  font-weight: 400;
  font-size: 20px;
  letter-spacing: -0.02em;
  margin-bottom: 8px;
}

.lede,
.section-lede {
  font-family: var(--serif);
  font-size: 20px;
  line-height: 1.45;
  color: var(--ink-2);
  max-width: 52ch;
  margin-bottom: 24px;
}

.section-lede { font-size: 18px; margin-bottom: 20px; }

.lede a {
  color: var(--seal);
  text-decoration: none;
}

.lede a:hover,
.lede a:focus-visible {
  box-shadow: inset 0 -1px 0 var(--seal);
}

.actions {
  display: flex;
  flex-wrap: wrap;
  gap: 12px;
  margin-bottom: 16px;
}

.btn {
  display: inline-block;
  font-family: var(--sans);
  font-size: 15px;
  font-weight: 600;
  letter-spacing: 0.02em;
  text-decoration: none;
  background: var(--seal);
  color: var(--paper);
  padding: 12px 22px;
  border: 1px solid var(--seal);
}

.btn-sm {
  padding: 8px 16px;
  font-size: 14px;
}

.btn-ghost {
  background: transparent;
  color: var(--ink);
  border-color: var(--ink);
}

.btn:hover,
.btn:focus-visible {
  background: var(--ink);
  border-color: var(--ink);
  color: var(--paper);
}

.btn-ghost:hover,
.btn-ghost:focus-visible {
  background: var(--ink);
  color: var(--paper);
}

.meta {
  font-size: 14px;
  color: var(--ink-2);
  letter-spacing: 0.01em;
  max-width: 52ch;
}

.shot-frame { margin: 0 0 40px; }

.hero-shot { margin-bottom: 0; }

.piece .shot {
  max-height: 15.5rem;
  object-fit: cover;
  object-position: top center;
}

.shot {
  display: block;
  width: 100%;
  height: auto;
  border: 1px solid var(--rule);
}

.shot-frame figcaption,
.piece figcaption {
  font-family: var(--serif);
  font-style: italic;
  font-size: 15px;
  line-height: 1.45;
  color: var(--ink-2);
  max-width: 52ch;
  margin-top: 10px;
}

.block { margin-bottom: 64px; }

.block p {
  font-family: var(--sans);
  font-size: 16px;
  color: var(--ink);
  margin-bottom: 12px;
  max-width: 62ch;
}

.block p.note,
.plate p.note {
  color: var(--ink-2);
  font-size: 14px;
  margin-bottom: 0;
}

.plate {
  margin-bottom: 64px;
  padding: 32px 36px;
  background: var(--paper-2);
  border: 1px solid var(--rule);
}

.plate h2 em {
  font-style: italic;
  color: var(--seal);
}

.plate p {
  font-size: 16px;
  margin-bottom: 12px;
  max-width: 62ch;
}

.plate .actions { margin-bottom: 0; margin-top: 8px; }

.plate.code {
  background: var(--seal-soft);
  border-color: color-mix(in srgb, var(--seal) 28%, var(--rule));
}

.split {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 28px;
  margin: 20px 0 16px;
  padding-top: 18px;
  border-top: 1px solid var(--rule);
}

.split ul {
  list-style: none;
  margin-top: 8px;
}

.split li {
  font-size: 15px;
  color: var(--ink-2);
  padding: 6px 0 6px 1.1em;
  position: relative;
}

.split li::before {
  content: "·";
  position: absolute;
  left: 0;
  color: var(--seal);
}

.tour-grid {
  list-style: none;
  counter-reset: verb;
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 0;
  border-top: 1px solid var(--rule);
  border-left: 1px solid var(--rule);
}

.tour-grid li {
  counter-increment: verb;
  display: grid;
  grid-template-columns: 2rem 1fr;
  column-gap: 10px;
  padding: 20px 18px 22px;
  border-right: 1px solid var(--rule);
  border-bottom: 1px solid var(--rule);
}

.tour-grid li::before {
  content: counter(verb);
  font-family: var(--serif);
  font-style: italic;
  font-size: 22px;
  color: var(--seal);
  line-height: 1.2;
  grid-column: 1;
  grid-row: 1 / span 2;
}

.tour-grid li strong {
  display: block;
  font-family: var(--serif);
  font-weight: 400;
  font-size: 20px;
  letter-spacing: -0.02em;
  margin-bottom: 4px;
  grid-column: 2;
}

.tour-grid li span {
  display: block;
  color: var(--ink-2);
  font-size: 15px;
  line-height: 1.45;
  grid-column: 2;
}

.pieces {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 28px;
  margin-bottom: 64px;
}

.piece h2 { margin-bottom: 8px; font-size: 24px; }

.piece > p {
  font-family: var(--sans);
  font-size: 15px;
  color: var(--ink-2);
  margin-bottom: 14px;
}

.piece .shot-frame { margin-bottom: 0; }

.map {
  display: flex;
  flex-direction: column;
  border-top: 1px solid var(--rule);
  margin-top: 20px;
}

.map > div {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 16px 24px;
  padding: 14px 0;
  border-bottom: 1px solid var(--rule);
}

.map dt {
  font-size: 14px;
  color: var(--ink-2);
}

.map dd {
  font-size: 15px;
  color: var(--ink);
}

.map dd strong {
  font-family: var(--serif);
  font-weight: 400;
  font-style: italic;
}

.faq details {
  border-bottom: 1px solid var(--rule);
  padding: 12px 0;
}

.faq details:first-of-type { border-top: 1px solid var(--rule); }

.faq summary {
  cursor: pointer;
  font-family: var(--serif);
  font-size: 18px;
  letter-spacing: -0.02em;
  list-style: none;
}

.faq summary::-webkit-details-marker { display: none; }

.faq summary::before {
  content: "·";
  color: var(--seal);
  margin-right: 10px;
}

.faq details[open] summary { color: var(--seal); }

.faq details p {
  margin: 10px 0 6px 1.15em;
  color: var(--ink-2);
}

.cta-band {
  border-top: 1px solid var(--ink);
  padding-top: 32px;
  margin-bottom: 56px;
}

.cta-band h2 {
  font-size: clamp(28px, 5vw, 40px);
}

.cta-band p {
  font-family: var(--serif);
  font-size: 18px;
  color: var(--ink-2);
  max-width: 46ch;
  margin-bottom: 22px;
}

.cta-band .actions { margin-bottom: 0; }

.site-footer {
  border-top: 1px solid var(--rule);
  padding-top: 24px;
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 16px;
  flex-wrap: wrap;
}

.site-footer p {
  font-family: var(--sans);
  font-size: 14px;
  color: var(--ink-2);
}

.site-footer a {
  color: var(--ink-2);
  text-decoration: none;
  box-shadow: inset 0 -1px 0 var(--rule);
}

.site-footer a:hover,
.site-footer a:focus-visible {
  color: var(--seal);
  box-shadow: inset 0 -1px 0 var(--seal);
}

@media (min-width: 900px) {
  :root { --sticky: 4.75rem; }

  .topbar-inner {
    grid-template-columns: auto 1fr auto;
    grid-template-areas: "brand nav cta";
    padding-top: 16px;
    padding-bottom: 14px;
  }

  .toc {
    justify-content: flex-end;
    padding-right: 8px;
  }
}

@media (min-width: 960px) {
  .hero-row {
    display: grid;
    grid-template-columns: minmax(20rem, 0.9fr) minmax(22rem, 1.1fr);
    gap: 12px 40px;
    align-items: start;
    margin-bottom: 48px;
  }

  .hero {
    margin-bottom: 0;
    max-width: none;
  }

  .hero-shot { margin: 0; }

  .hero-shot .shot {
    width: 100%;
    height: 22rem;
    object-fit: cover;
    object-position: top center;
  }

  h1 { font-size: clamp(32px, 4.4vw, 48px); }
}

@media (max-width: 900px) {
  .tour-grid { grid-template-columns: 1fr 1fr; }
  .pieces { grid-template-columns: 1fr; gap: 36px; }
}

@media (max-width: 700px) {
  :root { --pad: 20px; --sticky: 7.5rem; }

  .page,
  .letter { padding: 24px var(--pad) 64px; }
  .plate { padding: 24px 20px; }

  .map > div,
  .split,
  .tour-grid {
    grid-template-columns: 1fr;
    gap: 6px;
  }

  .tour-grid {
    border-left: 0;
    gap: 0;
  }

  .tour-grid li {
    padding-left: 0;
    padding-right: 0;
    border-right: 0;
  }

  .map dd { padding-bottom: 4px; }
}

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