/* Varzunenoel — feuille de style unique
   Système « Repérage » : papier, deux encres, croix d'alignement. */

:root {
  --paper: #F4F2ED;
  --paper-grey: #E6E3DC;
  --ink: #16151A;
  --ink-soft: #6D6A63;
  --blue: #1F3FA8;
  --red: #C0452E;
  --rhythm: 84px;
  --gap: 24px;
  --sans: system-ui, "Segoe UI", Roboto, Helvetica, Arial, sans-serif;
  --mono: ui-monospace, SFMono-Regular, Menlo, Consolas, "Liberation Mono", monospace;
}

* { box-sizing: border-box; }

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

body {
  margin: 0;
  background: var(--paper);
  color: var(--ink);
  font-family: var(--sans);
  font-size: 17px;
  line-height: 1.72;
  overflow-x: hidden;
}

img { max-width: 100%; height: auto; display: block; }

a { color: var(--blue); text-decoration: underline; text-underline-offset: 3px; }
a:hover { text-decoration-thickness: 2px; }

a:focus-visible,
:focus-visible {
  outline: 3px solid var(--red);
  outline-offset: 3px;
}

/* ---------- Grille ---------- */

.wrap {
  width: 100%;
  max-width: 1180px;
  margin: 0 auto;
  padding: 0 28px;
}

.grid {
  display: grid;
  grid-template-columns: repeat(12, 1fr);
  gap: 0 var(--gap);
}

/* Pas de chargement : chaque bloc de texte se décale d'une colonne */
.col7 { grid-column: 1 / span 7; }
.step-1 { grid-column: 2 / span 7; }
.step-2 { grid-column: 3 / span 7; }
.step-3 { grid-column: 4 / span 7; }
.step-4 { grid-column: 1 / span 7; }

/* ---------- Croix de repérage ---------- */

.reg {
  position: absolute;
  width: 22px;
  height: 22px;
  pointer-events: none;
}
.reg::before,
.reg::after {
  content: "";
  position: absolute;
  background: var(--blue);
}
.reg::before { left: 0; right: 0; top: 50%; height: 1px; }
.reg::after { top: 0; bottom: 0; left: 50%; width: 1px; }
.reg-tl { top: -11px; left: -11px; }
.reg-tr { top: -11px; right: -11px; }
.reg-bl { bottom: -11px; left: -11px; }
.reg-br { bottom: -11px; right: -11px; }
.reg-red::before, .reg-red::after { background: var(--red); }

/* ---------- En-tête ---------- */

.site-head {
  border-bottom: 1px solid rgba(22, 21, 26, .16);
  padding: 20px 0 18px;
}
.head-inner {
  display: flex;
  flex-wrap: wrap;
  align-items: baseline;
  justify-content: space-between;
  gap: 12px 28px;
}
.brand {
  font-size: 19px;
  font-weight: 800;
  letter-spacing: -0.03em;
  color: var(--ink);
  text-decoration: none;
}
.brand span { color: var(--blue); }
.site-nav ul {
  list-style: none;
  margin: 0;
  padding: 0;
  display: flex;
  flex-wrap: wrap;
  gap: 8px 22px;
}
.site-nav a {
  font-size: 14.5px;
  letter-spacing: 0.01em;
  color: var(--ink);
  text-decoration: none;
  padding-bottom: 2px;
  border-bottom: 2px solid transparent;
}
.site-nav a:hover { border-bottom-color: var(--blue); }
.site-nav a[aria-current="page"] { border-bottom-color: var(--red); }

/* ---------- Hero ---------- */

.hero { padding: calc(var(--rhythm) * 0.85) 0 var(--rhythm); }
.hero-frame { position: relative; }

.hero h1 {
  grid-column: 1 / span 9;
  margin: 0 0 34px;
  font-size: clamp(34px, 5.4vw, 62px);
  line-height: 1.04;
  letter-spacing: -0.045em;
  font-weight: 800;
}
.hero h1 .line2 {
  position: relative;
  display: inline-block;
}
.hero h1 .line2::after {
  content: "";
  position: absolute;
  left: -6px;
  right: -6px;
  bottom: 0.17em;
  height: 3px;
  background: var(--blue);
}

.hero-lead { grid-column: 1 / span 5; }
.hero-lead p { margin: 0 0 16px; }
.hero-lead p:last-child { margin-bottom: 0; }

.hero-index { grid-column: 8 / span 4; }
.hero-index h2 {
  margin: 4px 0 12px;
  font-family: var(--mono);
  font-size: 12px;
  font-weight: 400;
  letter-spacing: 0.14em;
  text-transform: uppercase;
  color: var(--ink-soft);
}
.hero-index ul {
  list-style: none;
  margin: 0;
  padding: 0;
  font-size: 14.5px;
  line-height: 1.55;
}
.hero-index li {
  position: relative;
  padding-left: 18px;
  margin-bottom: 9px;
}
.hero-index li::before {
  content: "";
  position: absolute;
  left: 0;
  top: 0.55em;
  width: 7px;
  height: 7px;
  background: var(--red);
}
.hero-index a { color: var(--ink); text-decoration: none; border-bottom: 1px solid rgba(31, 63, 168, .5); }
.hero-index a:hover { color: var(--blue); }

/* ---------- Séparateur : deux traits décalés ---------- */

.rule {
  margin: 0;
  border: 0;
  padding: 0;
}
.rule-marks {
  grid-column: 1 / span 7;
  height: 6px;
  position: relative;
}
.rule-marks::before,
.rule-marks::after {
  content: "";
  position: absolute;
  left: 0;
  right: 0;
  height: 2px;
}
.rule-marks::before { top: 0; background: var(--blue); }
.rule-marks::after { top: 4px; left: 24px; right: -24px; background: var(--red); }

/* ---------- Sections de texte ---------- */

.band { padding: var(--rhythm) 0; }
.band-grey { background: var(--paper-grey); }
.band-dark { background: var(--ink); color: var(--paper); }

.band h2 {
  font-size: clamp(23px, 2.7vw, 31px);
  line-height: 1.18;
  letter-spacing: -0.032em;
  font-weight: 800;
  margin: 0 0 18px;
}
.band h3 {
  font-size: 18px;
  letter-spacing: -0.015em;
  font-weight: 700;
  margin: 30px 0 8px;
}
.band p { margin: 0 0 18px; }
.band p:last-child { margin-bottom: 0; }

.marker {
  display: block;
  font-family: var(--mono);
  font-size: 12px;
  letter-spacing: 0.14em;
  text-transform: uppercase;
  color: var(--ink-soft);
  margin-bottom: 10px;
}
.band-dark .marker { color: #A5A199; }

.section-head { margin-bottom: 26px; }

/* ---------- Listes ---------- */

.plain-list {
  list-style: none;
  margin: 8px 0 0;
  padding: 0;
}
.plain-list li {
  position: relative;
  padding-left: 20px;
  margin-bottom: 11px;
}
.plain-list li::before {
  content: "";
  position: absolute;
  left: 0;
  top: 0.62em;
  width: 8px;
  height: 8px;
  background: var(--red);
}

.checklist {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 0 var(--gap);
  grid-column: 1 / span 10;
}
.checklist ul { margin: 0; }
.checklist-wide { grid-column: 1 / span 10; }

.dl {
  margin: 6px 0 0;
  border-top: 1px solid rgba(22, 21, 26, .18);
}
.dl > div {
  display: grid;
  grid-template-columns: 210px 1fr;
  gap: 0 var(--gap);
  padding: 14px 0;
  border-bottom: 1px solid rgba(22, 21, 26, .18);
}
.dl dt {
  font-weight: 700;
  letter-spacing: -0.01em;
}
.dl dd { margin: 0; color: var(--ink); }
.band-dark .dl { border-color: rgba(244, 242, 237, .26); }
.band-dark .dl > div { border-color: rgba(244, 242, 237, .26); }

/* ---------- Image principale ---------- */

.figure-main {
  grid-column: 3 / span 8;
  position: relative;
  margin: 0;
  max-width: 1000px;
}
.figure-main img { width: 100%; }
.figure-main figcaption {
  margin-top: 12px;
  font-size: 13.5px;
  line-height: 1.5;
  color: var(--ink-soft);
  max-width: 58ch;
}

/* ---------- Section sombre avec image de détail ---------- */

.dark-split {
  position: relative;
  align-items: start;
}
.figure-detail {
  grid-column: 1 / span 4;
  margin: 0;
  position: relative;
}
.figure-detail img { width: 100%; }
.figure-detail figcaption {
  margin-top: 12px;
  font-size: 13px;
  line-height: 1.5;
  color: #A5A199;
}
.dark-text {
  grid-column: 6 / span 6;
  position: relative;
}
.dark-text::before {
  content: "";
  position: absolute;
  left: calc(var(--gap) * -1);
  top: -20px;
  bottom: -20px;
  width: 2px;
  background: var(--blue);
}
.band-dark a { color: #8FA6F0; }
.band-dark .plain-list li::before { background: var(--red); }

/* ---------- Bloc contact ---------- */

.contact-block {
  background: var(--paper-grey);
  border-left: 4px solid var(--red);
  padding: 22px 24px;
  margin-top: 30px;
}
.contact-block p { margin: 0 0 6px; }
.contact-block p:last-child { margin-bottom: 0; }
.band-grey .contact-block { background: var(--paper); }

/* ---------- À propos : croix dans la marge ---------- */

.about-body {
  grid-column: 3 / span 7;
  position: relative;
}
.about-body section { position: relative; padding-top: 6px; margin-bottom: 44px; }
.about-body section:last-child { margin-bottom: 0; }
.about-body section::before {
  content: "";
  position: absolute;
  left: -46px;
  top: 16px;
  width: 18px;
  height: 18px;
  background:
    linear-gradient(var(--blue), var(--blue)) center/18px 1px no-repeat,
    linear-gradient(var(--blue), var(--blue)) center/1px 18px no-repeat;
}

/* ---------- Pages légales ---------- */

.legal-body { grid-column: 2 / span 8; }
.legal-body section { margin-bottom: 38px; }
.legal-body section:last-child { margin-bottom: 0; }
.legal-body h2 {
  font-size: 22px;
  letter-spacing: -0.025em;
  font-weight: 800;
  margin: 0 0 12px;
}
.legal-body p { margin: 0 0 16px; }
.legal-body p:last-child { margin-bottom: 0; }

.page-head { padding: 60px 0 34px; }
.page-head h1 {
  grid-column: 1 / span 9;
  margin: 0 0 20px;
  font-size: clamp(30px, 4.4vw, 48px);
  line-height: 1.08;
  letter-spacing: -0.04em;
  font-weight: 800;
}
.page-head .page-lead { grid-column: 1 / span 7; margin: 0; color: var(--ink); }
.page-head .marker { grid-column: 1 / span 12; }

/* ---------- Pied de page ---------- */

.site-foot {
  background: var(--ink);
  color: var(--paper);
  padding: 0 0 54px;
  margin-top: var(--rhythm);
}
.foot-rule { height: 6px; position: relative; margin-bottom: 46px; padding-top: 46px; }
.foot-rule .rule-marks::before { background: var(--blue); }
.foot-rule .rule-marks::after { background: var(--red); }

.foot-brand { grid-column: 1 / span 7; }
.foot-brand p.foot-name {
  margin: 0 0 10px;
  font-size: clamp(26px, 3.6vw, 38px);
  font-weight: 800;
  letter-spacing: -0.045em;
  line-height: 1.05;
}
.foot-brand p { color: #C5C1B8; margin: 0 0 10px; max-width: 48ch; font-size: 15.5px; }

.foot-nav { grid-column: 8 / span 5; }
.foot-nav h2 {
  font-family: var(--mono);
  font-size: 12px;
  font-weight: 400;
  letter-spacing: 0.14em;
  text-transform: uppercase;
  color: #A5A199;
  margin: 6px 0 12px;
}
.foot-nav ul { list-style: none; margin: 0 0 18px; padding: 0; }
.foot-nav li { margin-bottom: 7px; }
.foot-nav a { color: var(--paper); text-decoration: none; font-size: 15.5px; }
.foot-nav a:hover { text-decoration: underline; }
.foot-mail a { color: #8FA6F0; font-size: 15.5px; }
.foot-legal {
  grid-column: 1 / span 12;
  margin-top: 34px;
  padding-top: 16px;
  border-top: 1px solid rgba(244, 242, 237, .22);
  font-size: 13px;
  color: #A5A199;
}

/* ---------- Tablette ---------- */

@media (max-width: 900px) {
  :root { --rhythm: 62px; --gap: 20px; }
  .hero h1 { grid-column: 1 / span 12; }
  .hero-lead { grid-column: 1 / span 12; }
  .hero-index { grid-column: 1 / span 12; margin-top: 30px; }
  .col7, .step-1, .step-2, .step-3, .step-4 { grid-column: 1 / span 12; }
  .figure-main { grid-column: 1 / span 12; }
  .figure-detail { grid-column: 1 / span 6; }
  .dark-text { grid-column: 7 / span 6; }
  .about-body { grid-column: 1 / span 12; padding-left: 44px; }
  .about-body section::before { left: -34px; }
  .legal-body { grid-column: 1 / span 12; }
  .page-head h1, .page-head .page-lead { grid-column: 1 / span 12; }
  .foot-brand { grid-column: 1 / span 12; margin-bottom: 30px; }
  .foot-nav { grid-column: 1 / span 12; }
  .rule-marks { grid-column: 1 / span 12; }
  .checklist, .checklist-wide { grid-column: 1 / span 12; }
}

/* ---------- Mobile ---------- */

@media (max-width: 640px) {
  :root { --rhythm: 50px; }
  body { font-size: 16.5px; }
  .wrap { padding: 0 18px; }
  .checklist { grid-template-columns: 1fr; }
  .dl > div { grid-template-columns: 1fr; gap: 4px; }
  .figure-detail, .dark-text { grid-column: 1 / span 12; }
  .dark-text { margin-top: 32px; }
  .dark-text::before { display: none; }
  .about-body { padding-left: 0; }
  .about-body section::before { display: none; }
  .figure-main .reg-bl,
  .figure-main .reg-br,
  .hero-frame .reg-bl,
  .hero-frame .reg-br { display: none; }
  .hero h1 { font-size: clamp(28px, 8.4vw, 40px); }
  .site-nav ul { gap: 6px 16px; }
  .rule-marks::after { right: 0; left: 18px; }
}