/* Page d'offre : tunnel.guillaume-dias.com
   Direction « Le rapport » : la page reprend le langage du diagnostic PDF.
   Contrastes vérifiés (WCAG 2.1) :
   ink #15171C / blanc 17,9:1 · ink-2 #4E5460 / blanc 7,6:1, / surface 6,8:1
   accent #B3203A / blanc 6,6:1, / surface 5,9:1, / accent-soft 5,8:1
   add #1D6B3A / add-soft 5,7:1 · on-dark #C9CDD6 / ink 11,3:1 */

@font-face { font-family: "Atkinson Hyperlegible Next"; font-weight: 400; font-style: normal; font-display: swap; src: url("fonts/atkinson-hyperlegible-next-latin-400-normal.woff2") format("woff2"); }
@font-face { font-family: "Atkinson Hyperlegible Next"; font-weight: 700; font-style: normal; font-display: swap; src: url("fonts/atkinson-hyperlegible-next-latin-700-normal.woff2") format("woff2"); }
@font-face { font-family: "Atkinson Hyperlegible Mono"; font-weight: 400; font-style: normal; font-display: swap; src: url("fonts/atkinson-hyperlegible-mono-latin-400-normal.woff2") format("woff2"); }
@font-face { font-family: "Atkinson Hyperlegible Mono"; font-weight: 600; font-style: normal; font-display: swap; src: url("fonts/atkinson-hyperlegible-mono-latin-600-normal.woff2") format("woff2"); }

:root {
  --paper: #ffffff;
  --ink: #15171c;
  --ink-2: #4e5460;
  --line: #d9d6cf;
  --surface: #f3f2ee;
  --accent: #b3203a;
  --accent-soft: #fbecee;
  --add: #1d6b3a;
  --add-soft: #e8f3eb;
  --on-dark: #c9cdd6;
  --focus: #15171c;

  --font: "Atkinson Hyperlegible Next", system-ui, -apple-system, "Segoe UI", sans-serif;
  --mono: "Atkinson Hyperlegible Mono", ui-monospace, "SF Mono", Menlo, Consolas, monospace;

  --wrap: 74rem;
  --gutter: clamp(1rem, 4vw, 2.5rem);
  --block: clamp(3rem, 7vw, 5.5rem);

  color-scheme: light;
}

*, *::before, *::after { box-sizing: border-box; }

html { -webkit-text-size-adjust: 100%; text-size-adjust: 100%; }
@media (prefers-reduced-motion: no-preference) { html { scroll-behavior: smooth; } }

body {
  margin: 0;
  background: var(--paper);
  color: var(--ink);
  font-family: var(--font);
  font-size: 1.125rem;
  line-height: 1.55;
  font-kerning: normal;
}

h1, h2, h3, h4, p, ul, ol, dl, dd, figure { margin: 0; }
ul, ol { padding: 0; list-style: none; }
img { display: block; max-width: 100%; height: auto; }
strong { font-weight: 700; }

.wrap { max-width: var(--wrap); margin-inline: auto; padding-inline: var(--gutter); }
.mono { font-family: var(--mono); }

/* ---------- Liens et focus ---------- */
a {
  color: inherit;
  text-decoration: underline;
  text-decoration-color: var(--accent);
  text-decoration-thickness: 0.08em;
  text-underline-offset: 0.2em;
}
a:hover { text-decoration-thickness: 0.16em; }

:focus-visible {
  outline: 3px solid var(--focus);
  outline-offset: 3px;
  border-radius: 1px;
}
main:focus { outline: none; }

.skip {
  position: absolute;
  left: var(--gutter);
  top: 0.75rem;
  z-index: 10;
  padding: 0.6rem 1rem;
  background: var(--ink);
  color: #fff;
  font-weight: 700;
  text-decoration: none;
  transform: translateY(-200%);
}
.skip:focus { transform: none; outline-color: var(--accent); }

/* ---------- En-tête ---------- */
.masthead { border-bottom: 1px solid var(--line); }
.masthead__in {
  display: flex;
  flex-wrap: wrap;
  align-items: baseline;
  justify-content: space-between;
  gap: 0.5rem 2rem;
  padding-block: 1.1rem;
}
.masthead__id { font-weight: 700; }
.masthead__id .mono { font-weight: 400; font-size: 0.875rem; color: var(--ink-2); margin-left: 0.5rem; }
.masthead nav ul { display: flex; flex-wrap: wrap; gap: 0.25rem 1.5rem; }
.masthead nav a {
  font-family: var(--mono);
  font-size: 0.9375rem;
  text-decoration-color: transparent;
}
.masthead nav a:hover { text-decoration-color: var(--accent); }

/* ---------- Ouverture ---------- */
.hero { padding-block: clamp(2rem, 5vw, 3.5rem) var(--block); }


/* Le filet noir au-dessus du titre, comme l'en-tête du diagnostic */
.hero h1 {
  padding-top: clamp(2rem, 5vw, 3.75rem);
  border-top: 2px solid var(--ink);
  font-size: clamp(2.5rem, 1.1rem + 5.4vw, 5.6rem);
  line-height: 1.18;
  letter-spacing: -0.025em;
  font-weight: 700;
  overflow-wrap: break-word;
}

/* Les deux mots annotés, comme sur les captures du diagnostic */
.hl {
  position: relative;
  padding: 0 0.12em;
  border: 3px solid var(--accent);
  border-radius: 0.12em;
  white-space: nowrap;
  -webkit-box-decoration-break: clone;
  box-decoration-break: clone;
}
/* Sur petit écran, l'expression passe sur deux lignes : un trait sous le mot plutôt qu'un cadre */
@media (max-width: 40rem) {
  .hl { white-space: normal; padding: 0; border-width: 0 0 3px; border-radius: 0; }
  .hero .hl > .badge { position: static; vertical-align: super; margin-left: 0.2em; }
}
.badge {
  display: inline-grid;
  place-items: center;
  width: 1.75rem;
  height: 1.75rem;
  border-radius: 50%;
  background: var(--accent);
  color: #fff;
  font-family: var(--mono);
  font-size: 0.9375rem;
  font-weight: 600;
  line-height: 1;
  letter-spacing: 0;
  flex: none;
}
.hl > .badge { position: absolute; top: -0.95rem; left: -0.95rem; }

.notes {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 1.25rem 2.5rem;
  max-width: 54rem;
  margin-top: 2.25rem;
}
.notes li { display: flex; gap: 0.85rem; align-items: flex-start; }
.notes p { color: var(--ink-2); }
.notes strong { color: var(--ink); }

.lead {
  max-width: 34ch;
  margin-top: clamp(2.5rem, 5vw, 3.5rem);
  font-size: clamp(1.3rem, 1rem + 1vw, 1.65rem);
  line-height: 1.35;
}

.cta {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  gap: 1rem 1.5rem;
  margin-top: 2rem;
}
.btn {
  display: inline-block;
  padding: 0.95rem 1.4rem;
  background: var(--ink);
  color: #fff;
  font-weight: 700;
  text-decoration: none;
  border: 2px solid var(--ink);
}
.btn:hover { background: var(--accent); border-color: var(--accent); }
.cta__aside { color: var(--ink-2); font-size: 1rem; }

/* ---------- Sections ---------- */
.sec { border-top: 1px solid var(--ink); padding-block: var(--block); }
.sec__grid {
  display: grid;
  grid-template-columns: minmax(11rem, 1fr) 3fr;
  gap: 1.5rem clamp(2rem, 5vw, 4rem);
}
.sec__title { font-size: 1.5rem; line-height: 1.2; letter-spacing: -0.01em; }
.sec__body > * + * { margin-top: 1.25rem; }

.big {
  max-width: 26ch;
  font-size: clamp(1.6rem, 1rem + 2vw, 2.4rem);
  line-height: 1.15;
  letter-spacing: -0.015em;
  font-weight: 700;
}
.body-text { max-width: 60ch; }
.aside { max-width: 60ch; color: var(--ink-2); font-size: 1rem; }

/* Ce que je corrige le plus souvent */
.fixes-title { font-size: 1.125rem; margin-top: 2.5rem !important; }
.fixes {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  column-gap: 2.5rem;
  max-width: 52rem;
  margin-top: 0.75rem !important;
}
.fixes li {
  display: flex;
  justify-content: space-between;
  gap: 1rem;
  padding-block: 0.7rem;
  border-bottom: 1px solid var(--line);
}
.ref-crit { font-family: var(--mono); font-size: 0.875rem; color: var(--accent); white-space: nowrap; padding-top: 0.15rem; }

/* Avant / après */
.diff {
  max-width: 52rem;
  margin-top: 2.5rem !important;
  border: 1px solid var(--ink);
}
.diff figcaption {
  padding: 0.75rem 1rem;
  border-bottom: 1px solid var(--ink);
  font-family: var(--mono);
  font-size: 0.9375rem;
}
.diff__row {
  display: grid;
  grid-template-columns: 4.5rem 1fr;
  gap: 1rem;
  padding: 0.9rem 1rem;
}
.diff__row + .diff__row { border-top: 1px solid var(--line); }
.diff__row--del { background: var(--accent-soft); }
.diff__row--add { background: var(--add-soft); }
.diff__tag { font-family: var(--mono); font-size: 0.875rem; font-weight: 600; padding-top: 0.1rem; }
.diff__row--del .diff__tag { color: var(--accent); }
.diff__row--add .diff__tag { color: var(--add); }
.diff code {
  display: block;
  font-family: var(--mono);
  font-size: 0.9375rem;
  white-space: pre-wrap;
  overflow-wrap: anywhere;
}
.diff__say { margin-top: 0.35rem; font-size: 1rem; color: var(--ink); }

/* ---------- Les 4 marches ---------- */
.steps { border-top: 2px solid var(--ink); }
.step {
  display: grid;
  grid-template-columns: 4.5rem minmax(0, 1fr) 15rem;
  gap: 1rem 2rem;
  padding-block: 1.6rem;
  border-bottom: 1px solid var(--line);
}
.meter { display: flex; align-items: flex-end; gap: 3px; height: 1.6rem; margin-top: 0.3rem; }
.meter i { display: block; width: 0.5rem; background: var(--line); }
.meter i:nth-child(1) { height: 25%; }
.meter i:nth-child(2) { height: 50%; }
.meter i:nth-child(3) { height: 75%; }
.meter i:nth-child(4) { height: 100%; }
.meter i.on { background: var(--ink); }
.step h3 { font-size: 1.375rem; line-height: 1.25; }
.step h3 .mono { font-size: 0.9375rem; font-weight: 400; color: var(--accent); margin-right: 0.5rem; }
.step__desc { margin-top: 0.5rem; max-width: 46ch; color: var(--ink-2); }
.facts { display: grid; gap: 0.75rem; align-content: start; }
.facts dt { font-family: var(--mono); font-size: 0.875rem; color: var(--ink-2); }
.facts dd { font-weight: 700; }
.facts .price { font-size: 1.5rem; line-height: 1.2; letter-spacing: -0.01em; }
.facts .price--free { color: var(--accent); }
.facts .unit { font-size: 1rem; font-weight: 400; color: var(--ink-2); }
.steps-note { margin-top: 1.25rem !important; color: var(--ink-2); font-size: 1rem; }

/* ---------- Exemple ---------- */
.sec--sample { background: var(--surface); }
.sheet-wrap { max-width: 54rem; margin-top: 2.25rem !important; }
/* Feuille posée sur une seconde feuille : ombre dure, sans pseudo-élément
   (un pseudo-élément empêche axe de calculer les contrastes et produit des « à vérifier ») */
.sheet {
  --off: 0.6rem;
  background: var(--paper);
  border: 1px solid var(--ink);
  box-shadow: var(--off) var(--off) 0 -1px var(--paper), var(--off) var(--off) 0 0 var(--line);
  padding: clamp(1.25rem, 3.5vw, 2.5rem);
  font-size: 1rem;
}
.sheet__tag { font-family: var(--mono); font-size: 0.875rem; color: var(--accent); }
.sheet h3 { margin-top: 0.4rem; font-size: clamp(1.5rem, 1rem + 1.6vw, 2rem); line-height: 1.15; letter-spacing: -0.015em; }
.sheet__meta {
  display: grid;
  grid-template-columns: 9rem 1fr;
  gap: 0.4rem 1.25rem;
  margin-top: 1rem;
  padding-bottom: 1.1rem;
  border-bottom: 1px solid var(--line);
  color: var(--ink-2);
}
.sheet__meta dd { color: var(--ink); }

.kpis { display: grid; grid-template-columns: repeat(3, minmax(0, 1fr)); gap: 0.75rem; margin-top: 1.1rem; }
.kpis li { background: var(--surface); padding: 0.85rem 1rem; color: var(--ink-2); font-size: 0.9375rem; line-height: 1.4; }
.kpis strong { display: block; color: var(--ink); font-size: 1.75rem; line-height: 1.1; letter-spacing: -0.02em; margin-bottom: 0.3rem; }

.findings { display: grid; gap: 0.85rem; margin-top: 1.1rem; }
.finding {
  display: grid;
  grid-template-columns: minmax(0, 2fr) minmax(0, 3fr);
  gap: 1rem 1.5rem;
  align-items: start;
  padding: 1rem;
  border: 1px solid var(--line);
}
.finding__shot { border: 1px solid var(--line); background: var(--surface); }
.finding h4 { display: flex; gap: 0.6rem; align-items: flex-start; font-size: 1.125rem; line-height: 1.3; }
.finding h4 .badge { margin-top: -0.05rem; }
.finding__where { margin-top: 0.3rem; font-size: 0.9375rem; color: var(--ink-2); }
.finding dl { margin-top: 0.6rem; }
.finding dt { margin-top: 0.6rem; font-family: var(--mono); font-size: 0.8125rem; font-weight: 600; color: var(--ink-2); }
.ref {
  display: inline-block;
  margin-top: 0.8rem;
  padding: 0.2rem 0.55rem;
  background: var(--accent-soft);
  color: var(--accent);
  font-size: 0.875rem;
  font-weight: 700;
}

/* Vignette « CGV » du constat documentaire (décorative, le texte est redit à côté) */
.doc { padding: 0.9rem 1rem; background: var(--paper); font-size: 0.9375rem; }
.doc__t { font-weight: 700; margin-bottom: 0.6rem; }
.doc__l { height: 0.4rem; margin: 0.4rem 0; background: var(--line); }
.doc__l--s { width: 70%; }
.doc__l--m { width: 88%; }
.doc__zero {
  display: flex;
  flex-wrap: wrap;
  justify-content: space-between;
  gap: 0.25rem 1rem;
  margin-top: 0.8rem;
  padding-top: 0.6rem;
  border-top: 1px dashed var(--line);
  color: var(--ink-2);
}
.doc__zero strong { color: var(--accent); }

.sheet__end { display: grid; grid-template-columns: repeat(2, minmax(0, 1fr)); gap: 1.5rem; margin-top: 1.4rem; }
.sheet__end h4 { font-size: 1rem; }
.sheet__end p { margin-top: 0.3rem; color: var(--ink-2); }
.sheet__legal { margin-top: 1.4rem; padding-top: 0.9rem; border-top: 1px solid var(--line); font-weight: 700; font-size: 0.9375rem; }

/* ---------- Méthode et limites ---------- */
.cols { display: grid; grid-template-columns: repeat(2, minmax(0, 1fr)); gap: 2rem clamp(2rem, 5vw, 4rem); }
.sec__body.cols > * + * { margin-top: 0; }
.cols h3 { font-size: 1.25rem; padding-bottom: 0.75rem; border-bottom: 2px solid var(--ink); }
.cols li { display: flex; gap: 0.9rem; padding-block: 0.9rem; border-bottom: 1px solid var(--line); }
.cols li .mono { color: var(--accent); font-size: 0.9375rem; padding-top: 0.15rem; flex: none; }

/* ---------- Contact ---------- */
.sec--contact { background: var(--ink); color: #fff; border-top-color: var(--ink); --focus: #ffffff; }
.sec--contact a { text-decoration-color: currentColor; }
.contact-intro { max-width: 40ch; font-size: clamp(1.25rem, 1rem + 0.8vw, 1.5rem); line-height: 1.4; }
.contact-lines { display: grid; gap: 0.75rem; margin-top: 2rem !important; }
.contact-lines dt { font-family: var(--mono); font-size: 0.875rem; color: var(--on-dark); }
.contact-lines dd + dt { margin-top: 1rem; }
.contact-mail {
  font-size: clamp(1.3rem, 0.8rem + 3vw, 3.2rem);
  font-weight: 700;
  line-height: 1.15;
  letter-spacing: -0.02em;
  overflow-wrap: anywhere;
}
.contact-tel { font-size: clamp(1.25rem, 1rem + 1.2vw, 2rem); font-weight: 700; }
.whoami { color: var(--on-dark); max-width: 56ch; font-size: 1rem; margin-top: 2.5rem !important; }

/* ---------- Pied de page ---------- */
.site-foot { border-top: 1px solid var(--line); font-size: 0.9375rem; color: var(--ink-2); }
.site-foot__in {
  display: flex;
  flex-wrap: wrap;
  justify-content: space-between;
  gap: 0.5rem 2rem;
  padding-block: 1.5rem;
}
.site-foot ul { display: flex; flex-wrap: wrap; gap: 0.25rem 1.5rem; }
.sr-sep {
  position: absolute;
  width: 1px; height: 1px;
  overflow: hidden;
  clip: rect(0 0 0 0);
  clip-path: inset(50%);
  white-space: nowrap;
}

/* ---------- Page mentions légales ---------- */
.legal-page { padding-block: clamp(2.5rem, 6vw, 4.5rem) var(--block); }
.legal-page .wrap > * { max-width: 52rem; }
.legal-page h1 { font-size: clamp(2.25rem, 1.5rem + 3vw, 3.5rem); line-height: 1.1; letter-spacing: -0.02em; }
.legal-page section { margin-top: clamp(2rem, 4vw, 3rem); padding-top: 1.25rem; border-top: 1px solid var(--ink); }
.legal-page h2 { font-size: 1.375rem; line-height: 1.25; }
.legal-page section > * + * { margin-top: 0.9rem; }
.legal-page dl { display: grid; grid-template-columns: minmax(10rem, 15rem) 1fr; gap: 0.6rem 2rem; }
.legal-page dt { font-family: var(--mono); font-size: 0.875rem; color: var(--ink-2); padding-top: 0.15rem; }
.legal-page p { max-width: 62ch; }
.updated { margin-top: 0.75rem; font-family: var(--mono); font-size: 0.875rem; color: var(--ink-2); }

/* ---------- Petits écrans ---------- */
@media (max-width: 60rem) {
  .step { grid-template-columns: 3rem minmax(0, 1fr); }
  .step .facts { grid-column: 2; grid-template-columns: repeat(2, minmax(0, 1fr)); }
}
@media (max-width: 48rem) {
  .notes, .fixes, .cols, .kpis, .sheet__end { grid-template-columns: 1fr; }
  .sec__grid { grid-template-columns: 1fr; }
  .finding { grid-template-columns: 1fr; }
  .sheet__meta { grid-template-columns: 1fr; gap: 0.1rem; }
  .sheet__meta dd + dt { margin-top: 0.5rem; }
  .legal-page dl { grid-template-columns: 1fr; gap: 0.15rem; }
  .legal-page dd + dt { margin-top: 0.75rem; }
  .sheet { --off: 0.4rem; }
}
@media (max-width: 30rem) {
  .step { grid-template-columns: 1fr; }
  .step .facts { grid-column: 1; }
  .meter { display: none; }
  .diff__row { grid-template-columns: 1fr; gap: 0.3rem; }
}

/* Mode contraste élevé de Windows : on garde les cadres et les repères */
@media (forced-colors: active) {
  .hl, .btn, .diff, .sheet, .finding { border-color: CanvasText; }
  .badge { border: 1px solid CanvasText; }
}

.nowrap { white-space: nowrap; }