/* ==========================================================================
   Julien Jimenez, rapport de resultats SEO
   Feuille de style unique, aucune dependance externe
   Direction artistique : rapport d'activite professionnel, marine et orange
   ========================================================================== */

/* --------------------------------------------------------------------------
   1. Variables de theme
   -------------------------------------------------------------------------- */
:root {
  /* Palette imposee */
  --marine: #0F2A4A;
  --marine-clair: #1E4976;
  --orange: #EA580C;
  --orange-pale: #FFEDD5;
  --blanc: #FFFFFF;
  --fond: #EEF2F6;
  --texte: #0F172A;
  --secondaire: #4B5563;

  /* Derives utiles */
  --marine-nuit: #0A1E36;
  --ligne: #D7DFE8;
  --ligne-forte: #C2CDDA;
  --orange-sombre: #C2410C;
  --vert-signal: #0F766E;

  /* Typographie */
  --font-titre: "Iowan Old Style", "Palatino Linotype", Palatino, "Book Antiqua", Georgia, "Times New Roman", serif;
  --font-texte: "Segoe UI", system-ui, -apple-system, "Helvetica Neue", Arial, sans-serif;
  --font-chiffre: "SF Mono", "Cascadia Mono", "Segoe UI Mono", "Roboto Mono", Menlo, Consolas, monospace;

  /* Echelle fluide */
  --pas-1: 0.35rem;
  --pas-2: 0.7rem;
  --pas-3: 1.1rem;
  --pas-4: 1.7rem;
  --pas-5: 2.6rem;
  --pas-6: 4rem;
  --pas-7: 6rem;

  /* Rayons */
  --r-xs: 3px;
  --r-sm: 6px;
  --r-md: 10px;
  --r-lg: 16px;

  /* Ombres */
  --ombre-1: 0 1px 2px rgba(15, 42, 74, 0.06), 0 2px 6px rgba(15, 42, 74, 0.05);
  --ombre-2: 0 2px 4px rgba(15, 42, 74, 0.06), 0 10px 24px rgba(15, 42, 74, 0.09);
  --ombre-3: 0 6px 12px rgba(15, 42, 74, 0.08), 0 24px 48px rgba(15, 42, 74, 0.14);

  /* Transitions */
  --t-rapide: 160ms cubic-bezier(0.4, 0, 0.2, 1);
  --t-moyen: 280ms cubic-bezier(0.4, 0, 0.2, 1);
  --t-lent: 620ms cubic-bezier(0.22, 0.61, 0.36, 1);

  /* Largeurs */
  --largeur: 1180px;
  --largeur-etroite: 820px;
}

/* --------------------------------------------------------------------------
   2. Reinitialisation legere
   -------------------------------------------------------------------------- */
*,
*::before,
*::after { box-sizing: border-box; }

html {
  scroll-behavior: smooth;
  scroll-padding-top: 96px;
  -webkit-text-size-adjust: 100%;
}

body {
  margin: 0;
  background: var(--fond);
  color: var(--texte);
  font-family: var(--font-texte);
  font-size: clamp(1rem, 0.96rem + 0.2vw, 1.075rem);
  line-height: 1.72;
  -webkit-font-smoothing: antialiased;
  text-rendering: optimizeLegibility;
}

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

a { color: var(--marine-clair); }

h1, h2, h3, h4 {
  font-family: var(--font-titre);
  color: var(--marine);
  line-height: 1.18;
  margin: 0 0 var(--pas-2);
  letter-spacing: -0.012em;
  font-weight: 600;
}

p { margin: 0 0 var(--pas-3); }

ul, ol { margin: 0; padding: 0; }

button {
  font: inherit;
  color: inherit;
  cursor: pointer;
}

table { border-collapse: collapse; width: 100%; }

/* --------------------------------------------------------------------------
   3. Utilitaires
   -------------------------------------------------------------------------- */
.shell {
  width: 100%;
  max-width: var(--largeur);
  margin: 0 auto;
  padding: 0 clamp(1.1rem, 4vw, 2.5rem);
}

.shell-narrow { max-width: var(--largeur-etroite); }

.sr-only {
  position: absolute;
  width: 1px;
  height: 1px;
  padding: 0;
  margin: -1px;
  overflow: hidden;
  clip: rect(0 0 0 0);
  white-space: nowrap;
  border: 0;
}

.skip-link {
  position: absolute;
  top: -60px;
  left: 1rem;
  z-index: 200;
  background: var(--orange);
  color: var(--blanc);
  padding: 0.7rem 1.2rem;
  border-radius: 0 0 var(--r-sm) var(--r-sm);
  font-weight: 600;
  text-decoration: none;
  transition: top var(--t-rapide);
}

.skip-link:focus { top: 0; }

:focus-visible {
  outline: 3px solid var(--orange);
  outline-offset: 3px;
  border-radius: var(--r-xs);
}

/* --------------------------------------------------------------------------
   4. Barre de progression de lecture
   -------------------------------------------------------------------------- */
.reading-progress {
  position: fixed;
  inset: 0 0 auto 0;
  height: 3px;
  z-index: 120;
  background: transparent;
  pointer-events: none;
}

.reading-progress-bar {
  display: block;
  height: 100%;
  width: 0;
  background: linear-gradient(90deg, var(--orange), #F97316);
  transition: width 90ms linear;
}

/* --------------------------------------------------------------------------
   5. En tete et navigation
   -------------------------------------------------------------------------- */
.site-header {
  position: sticky;
  top: 0;
  z-index: 100;
  background: rgba(15, 42, 74, 0.97);
  border-bottom: 1px solid rgba(255, 255, 255, 0.1);
  transition: box-shadow var(--t-moyen), background var(--t-moyen);
}

.site-header.is-stuck {
  box-shadow: 0 8px 24px rgba(10, 30, 54, 0.32);
  background: rgba(10, 30, 54, 0.98);
}

.header-inner {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: var(--pas-3);
  min-height: 72px;
}

.brand {
  display: inline-flex;
  align-items: center;
  gap: 0.7rem;
  text-decoration: none;
  color: var(--blanc);
}

.brand-mark {
  display: grid;
  place-items: center;
  width: 40px;
  height: 40px;
  border-radius: var(--r-sm);
  background: var(--orange);
  color: var(--blanc);
  font-family: var(--font-titre);
  font-weight: 700;
  font-size: 1.05rem;
  letter-spacing: 0.02em;
  box-shadow: inset 0 -2px 0 rgba(0, 0, 0, 0.18);
  transition: transform var(--t-moyen);
}

.brand:hover .brand-mark { transform: translateY(-2px) rotate(-3deg); }

.brand-text { display: flex; flex-direction: column; line-height: 1.2; }
.brand-text strong { font-size: 1.02rem; letter-spacing: 0.01em; }
.brand-text em {
  font-style: normal;
  font-size: 0.72rem;
  text-transform: uppercase;
  letter-spacing: 0.12em;
  color: rgba(255, 255, 255, 0.62);
}

.main-nav ul {
  display: flex;
  align-items: center;
  gap: 0.15rem;
  list-style: none;
}

.nav-link {
  display: inline-block;
  padding: 0.5rem 0.72rem;
  color: rgba(255, 255, 255, 0.78);
  text-decoration: none;
  font-size: 0.9rem;
  border-radius: var(--r-sm);
  position: relative;
  transition: color var(--t-rapide), background var(--t-rapide);
}

.nav-link::after {
  content: "";
  position: absolute;
  left: 0.72rem;
  right: 0.72rem;
  bottom: 0.24rem;
  height: 2px;
  background: var(--orange);
  transform: scaleX(0);
  transform-origin: left;
  transition: transform var(--t-moyen);
}

.nav-link:hover { color: var(--blanc); background: rgba(255, 255, 255, 0.07); }
.nav-link.is-current { color: var(--blanc); }
.nav-link.is-current::after { transform: scaleX(1); }

.nav-cta {
  background: var(--orange);
  color: var(--blanc);
  font-weight: 600;
  margin-left: 0.4rem;
}
.nav-cta::after { display: none; }
.nav-cta:hover { background: var(--orange-sombre); color: var(--blanc); }

.nav-toggle {
  display: none;
  flex-direction: column;
  justify-content: center;
  gap: 5px;
  width: 44px;
  height: 44px;
  padding: 0 10px;
  background: rgba(255, 255, 255, 0.08);
  border: 1px solid rgba(255, 255, 255, 0.18);
  border-radius: var(--r-sm);
}

.nav-toggle-bar {
  display: block;
  height: 2px;
  background: var(--blanc);
  border-radius: 2px;
  transition: transform var(--t-moyen), opacity var(--t-rapide);
}

.nav-toggle[aria-expanded="true"] .nav-toggle-bar:nth-child(1) { transform: translateY(7px) rotate(45deg); }
.nav-toggle[aria-expanded="true"] .nav-toggle-bar:nth-child(2) { opacity: 0; }
.nav-toggle[aria-expanded="true"] .nav-toggle-bar:nth-child(3) { transform: translateY(-7px) rotate(-45deg); }

/* --------------------------------------------------------------------------
   6. Hero resultats
   -------------------------------------------------------------------------- */
.hero {
  background:
    radial-gradient(1200px 520px at 12% -10%, rgba(30, 73, 118, 0.85), transparent 62%),
    linear-gradient(160deg, var(--marine) 0%, var(--marine-nuit) 100%);
  color: var(--blanc);
  padding-top: clamp(2.6rem, 6vw, 4.6rem);
  position: relative;
  overflow: hidden;
}

.hero::before {
  content: "";
  position: absolute;
  inset: 0;
  background-image:
    linear-gradient(rgba(255, 255, 255, 0.045) 1px, transparent 1px),
    linear-gradient(90deg, rgba(255, 255, 255, 0.045) 1px, transparent 1px);
  background-size: 64px 64px;
  -webkit-mask-image: radial-gradient(circle at 70% 10%, #000, transparent 72%);
  mask-image: radial-gradient(circle at 70% 10%, #000, transparent 72%);
  pointer-events: none;
}

.hero-grid {
  position: relative;
  display: grid;
  grid-template-columns: 1fr;
  gap: clamp(2rem, 5vw, 3.6rem);
  align-items: start;
  padding-bottom: clamp(2.4rem, 5vw, 3.8rem);
}

.kicker {
  display: inline-flex;
  align-items: center;
  gap: 0.55rem;
  margin: 0 0 var(--pas-3);
  padding: 0.32rem 0.85rem 0.32rem 0.6rem;
  border: 1px solid rgba(234, 88, 12, 0.5);
  background: rgba(234, 88, 12, 0.12);
  border-radius: 999px;
  font-size: 0.76rem;
  letter-spacing: 0.14em;
  text-transform: uppercase;
  color: #FDBA74;
  font-weight: 600;
}

.kicker-dot {
  width: 7px;
  height: 7px;
  border-radius: 50%;
  background: var(--orange);
  box-shadow: 0 0 0 4px rgba(234, 88, 12, 0.22);
}

.hero h1 {
  color: var(--blanc);
  font-size: clamp(2.05rem, 1.3rem + 3.3vw, 3.5rem);
  margin-bottom: var(--pas-3);
  max-width: 18ch;
}

.hero-lede {
  color: rgba(255, 255, 255, 0.8);
  font-size: clamp(1.02rem, 0.98rem + 0.28vw, 1.16rem);
  max-width: 58ch;
}

.kpi-row {
  list-style: none;
  display: grid;
  grid-template-columns: 1fr;
  gap: 1px;
  background: rgba(255, 255, 255, 0.14);
  border: 1px solid rgba(255, 255, 255, 0.14);
  border-radius: var(--r-md);
  overflow: hidden;
  margin: var(--pas-4) 0;
}

.kpi {
  background: rgba(10, 30, 54, 0.72);
  padding: 1.15rem 1.25rem;
  transition: background var(--t-moyen);
}

.kpi:hover { background: rgba(30, 73, 118, 0.55); }

.kpi-value {
  display: block;
  font-family: var(--font-chiffre);
  font-size: clamp(1.7rem, 1.2rem + 1.6vw, 2.35rem);
  font-weight: 700;
  color: #FDBA74;
  letter-spacing: -0.02em;
  line-height: 1.1;
}

.kpi-label {
  display: block;
  margin-top: 0.35rem;
  font-size: 0.85rem;
  line-height: 1.5;
  color: rgba(255, 255, 255, 0.72);
}

.hero-actions {
  display: flex;
  flex-wrap: wrap;
  gap: 0.8rem;
}

.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  padding: 0.85rem 1.5rem;
  border-radius: var(--r-sm);
  text-decoration: none;
  font-weight: 600;
  font-size: 0.96rem;
  letter-spacing: 0.01em;
  border: 1px solid transparent;
  transition: transform var(--t-rapide), background var(--t-rapide), box-shadow var(--t-moyen), border-color var(--t-rapide);
}

.btn-primary {
  background: var(--orange);
  color: var(--blanc);
  box-shadow: 0 6px 18px rgba(234, 88, 12, 0.32);
}
.btn-primary:hover { background: var(--orange-sombre); transform: translateY(-2px); box-shadow: 0 10px 26px rgba(234, 88, 12, 0.4); }

.btn-ghost {
  background: transparent;
  color: var(--blanc);
  border-color: rgba(255, 255, 255, 0.32);
}
.btn-ghost:hover { border-color: var(--blanc); background: rgba(255, 255, 255, 0.08); transform: translateY(-2px); }

.hero-figure { margin: 0; }

.portrait-frame {
  position: relative;
  border-radius: var(--r-lg);
  overflow: hidden;
  border: 1px solid rgba(255, 255, 255, 0.16);
  box-shadow: var(--ombre-3);
  background: var(--marine-clair);
}

.portrait-frame::after {
  content: "";
  position: absolute;
  inset: 0;
  background: linear-gradient(180deg, rgba(15, 42, 74, 0) 45%, rgba(10, 30, 54, 0.78) 100%);
  pointer-events: none;
}

.portrait-frame img {
  width: 100%;
  aspect-ratio: 1 / 1;
  object-fit: cover;
  transform: scale(1.01);
  transition: transform var(--t-lent);
}

.portrait-frame:hover img { transform: scale(1.05); }

.portrait-badge {
  position: absolute;
  left: 1rem;
  bottom: 1rem;
  z-index: 2;
  background: var(--orange);
  color: var(--blanc);
  font-size: 0.74rem;
  font-weight: 700;
  letter-spacing: 0.12em;
  text-transform: uppercase;
  padding: 0.4rem 0.75rem;
  border-radius: var(--r-xs);
}

.hero-figure figcaption {
  margin-top: 0.9rem;
  font-size: 0.87rem;
  color: rgba(255, 255, 255, 0.68);
  line-height: 1.6;
}

.hero-figure figcaption strong {
  display: block;
  color: var(--blanc);
  font-family: var(--font-titre);
  font-size: 1.05rem;
  margin-bottom: 0.2rem;
}

.hero-strip {
  position: relative;
  border-top: 1px solid rgba(255, 255, 255, 0.12);
  background: rgba(10, 30, 54, 0.6);
}

.strip-grid {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: 0.6rem 1.4rem;
  padding-top: 1.2rem;
  padding-bottom: 1.2rem;
}

.strip-grid p {
  margin: 0;
  font-size: 0.86rem;
  color: rgba(255, 255, 255, 0.72);
}

.strip-grid .counter {
  font-family: var(--font-chiffre);
  font-weight: 700;
  color: var(--blanc);
  font-size: 1.05rem;
  margin-right: 0.3rem;
}

/* --------------------------------------------------------------------------
   7. Sections generiques
   -------------------------------------------------------------------------- */
.section {
  padding: clamp(3.2rem, 7vw, 5.8rem) 0;
  position: relative;
}

.section-tint { background: var(--blanc); }

.section-dark {
  background:
    linear-gradient(180deg, var(--marine) 0%, var(--marine-nuit) 100%);
  color: rgba(255, 255, 255, 0.86);
}

.section-head {
  max-width: 74ch;
  margin-bottom: clamp(2rem, 4vw, 3.2rem);
}

.sec-num {
  font-family: var(--font-chiffre);
  font-size: 0.76rem;
  letter-spacing: 0.2em;
  text-transform: uppercase;
  color: var(--orange);
  margin: 0 0 0.65rem;
  padding-left: 3.2rem;
  position: relative;
  font-weight: 700;
}

.sec-num::before {
  content: "";
  position: absolute;
  left: 0;
  top: 50%;
  width: 2.5rem;
  height: 2px;
  background: var(--orange);
}

.section-head h2 {
  font-size: clamp(1.6rem, 1.15rem + 2vw, 2.5rem);
  margin-bottom: var(--pas-3);
}

.sec-intro {
  color: var(--secondaire);
  font-size: clamp(1rem, 0.97rem + 0.2vw, 1.1rem);
  margin: 0;
}

.section-head-light h2 { color: var(--blanc); }
.section-head-light .sec-intro { color: rgba(255, 255, 255, 0.72); }

/* Grilles */
.grid-4 {
  display: grid;
  grid-template-columns: 1fr;
  gap: 1.1rem;
}

/* --------------------------------------------------------------------------
   8. Chapitre 01 : benefices
   -------------------------------------------------------------------------- */
.benefit-card {
  background: var(--blanc);
  border: 1px solid var(--ligne);
  border-top: 3px solid var(--marine);
  border-radius: var(--r-md);
  padding: 1.5rem 1.4rem 1.2rem;
  box-shadow: var(--ombre-1);
  transition: transform var(--t-moyen), box-shadow var(--t-moyen), border-top-color var(--t-moyen);
}

.benefit-card:hover {
  transform: translateY(-4px);
  box-shadow: var(--ombre-2);
  border-top-color: var(--orange);
}

.benefit-index {
  font-family: var(--font-chiffre);
  font-size: 0.82rem;
  font-weight: 700;
  color: var(--orange);
  background: var(--orange-pale);
  display: inline-block;
  padding: 0.18rem 0.5rem;
  border-radius: var(--r-xs);
  margin: 0 0 0.8rem;
  letter-spacing: 0.08em;
}

.benefit-card h3 { font-size: 1.16rem; margin-bottom: 0.6rem; }
.benefit-card p { margin: 0; color: var(--secondaire); font-size: 0.96rem; }

.callout {
  margin-top: clamp(1.6rem, 3vw, 2.4rem);
  background: var(--marine);
  color: rgba(255, 255, 255, 0.88);
  border-left: 5px solid var(--orange);
  border-radius: 0 var(--r-md) var(--r-md) 0;
  padding: 1.5rem 1.6rem;
  box-shadow: var(--ombre-2);
}

.callout p { margin: 0; }

.callout-label {
  font-size: 0.74rem;
  letter-spacing: 0.18em;
  text-transform: uppercase;
  color: #FDBA74;
  font-weight: 700;
  margin-bottom: 0.5rem !important;
}

.callout-accent {
  background: var(--orange-pale);
  color: #7C2D12;
  border-left-color: var(--marine);
}
.callout-accent .callout-label { color: var(--orange-sombre); }

/* --------------------------------------------------------------------------
   9. Chapitre 02 : etudes de cas et onglets
   -------------------------------------------------------------------------- */
.tablist {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: 0.5rem;
  margin-bottom: 1.4rem;
}

.tab-btn {
  background: rgba(255, 255, 255, 0.06);
  border: 1px solid rgba(255, 255, 255, 0.18);
  color: rgba(255, 255, 255, 0.8);
  border-radius: var(--r-sm);
  padding: 0.75rem 0.9rem;
  text-align: left;
  font-size: 0.92rem;
  font-weight: 600;
  line-height: 1.3;
  transition: background var(--t-rapide), color var(--t-rapide), border-color var(--t-rapide), transform var(--t-rapide);
}

.tab-btn:hover { background: rgba(255, 255, 255, 0.12); color: var(--blanc); transform: translateY(-1px); }

.tab-btn.is-active {
  background: var(--orange);
  border-color: var(--orange);
  color: var(--blanc);
  box-shadow: 0 6px 16px rgba(234, 88, 12, 0.3);
}

.tab-tag {
  display: block;
  font-family: var(--font-chiffre);
  font-size: 0.68rem;
  letter-spacing: 0.16em;
  text-transform: uppercase;
  opacity: 0.72;
  margin-bottom: 0.2rem;
}

.case-card {
  background: var(--blanc);
  border-radius: var(--r-lg);
  overflow: hidden;
  box-shadow: var(--ombre-3);
  color: var(--texte);
  animation: fadeSlide var(--t-lent) both;
}

.case-card.is-hidden { display: none; }

@keyframes fadeSlide {
  from { opacity: 0; transform: translateY(14px); }
  to { opacity: 1; transform: none; }
}

.case-head {
  background: linear-gradient(120deg, var(--marine) 0%, var(--marine-clair) 100%);
  color: var(--blanc);
  padding: 1.6rem clamp(1.2rem, 3vw, 2.2rem);
  border-bottom: 4px solid var(--orange);
}

.case-head-alt { background: linear-gradient(120deg, #123A63 0%, #1E4976 100%); }
.case-head-alt2 { background: linear-gradient(120deg, #0F2A4A 0%, #2A5D8F 100%); }
.case-head-alt3 { background: linear-gradient(120deg, #14375C 0%, #1E4976 100%); }

.case-eyebrow {
  font-family: var(--font-chiffre);
  font-size: 0.72rem;
  letter-spacing: 0.18em;
  text-transform: uppercase;
  color: #FDBA74;
  margin: 0 0 0.4rem;
  font-weight: 700;
}

.case-head h3 {
  color: var(--blanc);
  font-size: clamp(1.25rem, 1rem + 1.1vw, 1.7rem);
  margin-bottom: 0.4rem;
}

.case-meta {
  margin: 0;
  font-size: 0.86rem;
  color: rgba(255, 255, 255, 0.7);
}

.case-body {
  display: grid;
  grid-template-columns: 1fr;
  gap: 1.4rem;
  padding: clamp(1.3rem, 3vw, 2.2rem);
}

.case-block h4 {
  font-size: 0.8rem;
  letter-spacing: 0.16em;
  text-transform: uppercase;
  color: var(--orange);
  font-family: var(--font-texte);
  font-weight: 700;
  margin-bottom: 0.6rem;
  padding-bottom: 0.45rem;
  border-bottom: 1px solid var(--ligne);
}

.case-block p { color: var(--secondaire); margin-bottom: 0; font-size: 0.96rem; }

.tick-list { list-style: none; }

.tick-list li {
  position: relative;
  padding-left: 1.6rem;
  margin-bottom: 0.55rem;
  color: var(--secondaire);
  font-size: 0.95rem;
}

.tick-list li::before {
  content: "";
  position: absolute;
  left: 0;
  top: 0.62em;
  width: 8px;
  height: 8px;
  background: var(--orange);
  border-radius: 2px;
  transform: rotate(45deg);
}

.tick-light li { color: rgba(255, 255, 255, 0.8); }

.metric-row {
  display: grid;
  grid-template-columns: 1fr;
  gap: 0.6rem;
  margin-bottom: 1.2rem;
}

.metric {
  background: var(--fond);
  border: 1px solid var(--ligne);
  border-radius: var(--r-sm);
  padding: 0.85rem 1rem;
  transition: border-color var(--t-rapide), background var(--t-rapide);
}

.metric:hover { border-color: var(--orange); background: var(--orange-pale); }

.metric-value {
  display: block;
  font-family: var(--font-chiffre);
  font-size: 1.5rem;
  font-weight: 700;
  color: var(--marine);
  line-height: 1.1;
}

.metric-label {
  display: block;
  font-size: 0.8rem;
  color: var(--secondaire);
  margin-top: 0.2rem;
  line-height: 1.4;
}

/* Graphiques en barres animes */
.chart {
  display: grid;
  gap: 0.55rem;
  margin-top: 0.6rem;
}

.chart-row {
  display: grid;
  grid-template-columns: 4.6rem 1fr 4.2rem;
  align-items: center;
  gap: 0.7rem;
}

.chart-label {
  font-size: 0.78rem;
  color: var(--secondaire);
  font-weight: 600;
  letter-spacing: 0.04em;
}

.bar {
  display: block;
  height: 14px;
  background: var(--fond);
  border-radius: 999px;
  overflow: hidden;
  border: 1px solid var(--ligne);
}

.bar-fill {
  display: block;
  height: 100%;
  width: 0;
  border-radius: 999px;
  background: linear-gradient(90deg, var(--marine-clair), var(--marine));
  transition: width 1100ms cubic-bezier(0.22, 0.61, 0.36, 1);
}

.bar-fill.bar-accent { background: linear-gradient(90deg, #F97316, var(--orange-sombre)); }

.chart.is-drawn .bar-fill { width: var(--w); }

.chart-val {
  font-family: var(--font-chiffre);
  font-size: 0.8rem;
  color: var(--marine);
  font-weight: 700;
  text-align: right;
}

.chart-caption {
  margin: 0.7rem 0 0;
  font-size: 0.8rem;
  color: var(--secondaire);
  font-style: italic;
}

/* --------------------------------------------------------------------------
   10. Chapitre 03 : tableau de resultats
   -------------------------------------------------------------------------- */
.table-wrap {
  overflow-x: auto;
  background: var(--blanc);
  border: 1px solid var(--ligne);
  border-radius: var(--r-md);
  box-shadow: var(--ombre-2);
  -webkit-overflow-scrolling: touch;
}

.report-table { min-width: 780px; font-size: 0.93rem; }

.report-table thead th {
  background: var(--marine);
  color: var(--blanc);
  text-align: left;
  font-family: var(--font-texte);
  font-size: 0.76rem;
  letter-spacing: 0.14em;
  text-transform: uppercase;
  font-weight: 700;
  padding: 0.95rem 1rem;
  white-space: nowrap;
}

.report-table tbody th,
.report-table tbody td {
  padding: 0.95rem 1rem;
  border-bottom: 1px solid var(--ligne);
  vertical-align: top;
  text-align: left;
}

.report-table tbody th {
  font-family: var(--font-titre);
  font-weight: 600;
  color: var(--marine);
  font-size: 1rem;
}

.report-table tbody td { color: var(--secondaire); }

.report-table tbody tr {
  transition: background var(--t-rapide), box-shadow var(--t-rapide);
}

.report-table tbody tr:hover {
  background: var(--orange-pale);
  box-shadow: inset 4px 0 0 var(--orange);
}

.report-table tbody tr:nth-child(even) { background: #F7F9FB; }
.report-table tbody tr:nth-child(even):hover { background: var(--orange-pale); }

.row-total th,
.row-total td {
  border-top: 2px solid var(--marine);
  border-bottom: none;
  background: #F1F5F9;
  font-weight: 600;
  color: var(--marine);
}

.pill {
  display: inline-block;
  padding: 0.2rem 0.6rem;
  border-radius: 999px;
  font-family: var(--font-chiffre);
  font-size: 0.82rem;
  font-weight: 700;
  white-space: nowrap;
}

.pill-up { background: #E0F2F1; color: var(--vert-signal); }
.pill-strong { background: var(--orange); color: var(--blanc); }

/* Bloc visuel plus texte */
.split-visual {
  display: grid;
  grid-template-columns: 1fr;
  gap: clamp(1.4rem, 3vw, 2.6rem);
  align-items: center;
  margin-top: clamp(2rem, 4vw, 3.2rem);
}

.visual-figure { margin: 0; }

.visual-figure img {
  border-radius: var(--r-md);
  box-shadow: var(--ombre-2);
  border: 1px solid var(--ligne);
  width: 100%;
  aspect-ratio: 3 / 2;
  object-fit: cover;
}

.visual-figure figcaption {
  margin-top: 0.7rem;
  font-size: 0.82rem;
  color: var(--secondaire);
  font-style: italic;
  border-left: 3px solid var(--orange);
  padding-left: 0.7rem;
}

.visual-text h3 { font-size: clamp(1.25rem, 1rem + 1vw, 1.6rem); margin-bottom: 0.8rem; }
.visual-text p { color: var(--secondaire); }

/* --------------------------------------------------------------------------
   11. Chapitre 04 : secteurs filtrables
   -------------------------------------------------------------------------- */
.filters {
  display: flex;
  flex-wrap: wrap;
  gap: 0.5rem;
  margin-bottom: 0.8rem;
}

.chip {
  background: var(--blanc);
  border: 1px solid var(--ligne-forte);
  color: var(--marine);
  border-radius: 999px;
  padding: 0.48rem 1rem;
  font-size: 0.88rem;
  font-weight: 600;
  transition: background var(--t-rapide), color var(--t-rapide), border-color var(--t-rapide), transform var(--t-rapide);
}

.chip:hover { border-color: var(--orange); color: var(--orange-sombre); transform: translateY(-1px); }

.chip.is-active {
  background: var(--marine);
  border-color: var(--marine);
  color: var(--blanc);
}

.filter-status {
  font-size: 0.82rem;
  color: var(--secondaire);
  margin-bottom: 1.4rem;
  font-style: italic;
}

.sector-grid {
  display: grid;
  grid-template-columns: 1fr;
  gap: 1.1rem;
}

.sector-card {
  background: var(--fond);
  border: 1px solid var(--ligne);
  border-radius: var(--r-md);
  padding: 1.4rem;
  position: relative;
  transition: transform var(--t-moyen), box-shadow var(--t-moyen), opacity var(--t-moyen);
}

.sector-card:hover { transform: translateY(-3px); box-shadow: var(--ombre-2); }

.sector-card.is-filtered {
  display: none;
}

.sector-tag {
  display: inline-block;
  font-size: 0.7rem;
  letter-spacing: 0.14em;
  text-transform: uppercase;
  font-weight: 700;
  color: var(--marine-clair);
  background: var(--blanc);
  border: 1px solid var(--ligne-forte);
  border-radius: var(--r-xs);
  padding: 0.2rem 0.5rem;
  margin: 0 0 0.7rem;
}

.sector-card h3 { font-size: 1.16rem; margin-bottom: 0.6rem; }
.sector-card p { color: var(--secondaire); font-size: 0.95rem; }

.sector-metric {
  margin: 0;
  padding-top: 0.8rem;
  border-top: 1px dashed var(--ligne-forte);
  font-size: 0.88rem;
  color: var(--marine);
}

.sector-metric strong { color: var(--orange-sombre); }

/* --------------------------------------------------------------------------
   12. Chapitre 05 : methode en phases
   -------------------------------------------------------------------------- */
.phase-list { list-style: none; counter-reset: phase; }

.phase {
  background: var(--blanc);
  border: 1px solid var(--ligne);
  border-radius: var(--r-md);
  padding: 1.4rem;
  margin-bottom: 1rem;
  box-shadow: var(--ombre-1);
  position: relative;
  overflow: hidden;
  transition: box-shadow var(--t-moyen), transform var(--t-moyen);
}

.phase::before {
  content: "";
  position: absolute;
  left: 0;
  top: 0;
  bottom: 0;
  width: 4px;
  background: var(--marine);
  transition: background var(--t-moyen);
}

.phase:hover { box-shadow: var(--ombre-2); transform: translateX(3px); }
.phase:hover::before { background: var(--orange); }

.phase-head {
  display: flex;
  flex-wrap: wrap;
  align-items: baseline;
  gap: 0.6rem 1rem;
  margin-bottom: 0.7rem;
}

.phase-num {
  font-family: var(--font-chiffre);
  font-size: 0.74rem;
  letter-spacing: 0.16em;
  text-transform: uppercase;
  background: var(--marine);
  color: var(--blanc);
  padding: 0.24rem 0.6rem;
  border-radius: var(--r-xs);
  font-weight: 700;
}

.phase-head h3 { margin: 0; font-size: 1.28rem; }

.phase-time {
  margin-left: auto;
  font-size: 0.8rem;
  color: var(--secondaire);
  background: var(--fond);
  border: 1px solid var(--ligne);
  padding: 0.2rem 0.6rem;
  border-radius: 999px;
  white-space: nowrap;
}

.phase-body p { color: var(--secondaire); }

.deliverables {
  margin: 0;
  background: var(--orange-pale);
  border-radius: var(--r-sm);
  padding: 0.8rem 1rem;
  font-size: 0.9rem;
  color: #7C2D12 !important;
}

.deliverables strong { color: var(--orange-sombre); }

/* --------------------------------------------------------------------------
   13. Chapitre 06 : causes d'echec
   -------------------------------------------------------------------------- */
.risk-grid {
  display: grid;
  grid-template-columns: 1fr;
  gap: 1rem;
}

.risk {
  background: rgba(255, 255, 255, 0.05);
  border: 1px solid rgba(255, 255, 255, 0.14);
  border-radius: var(--r-md);
  padding: 1.35rem;
  transition: background var(--t-moyen), border-color var(--t-moyen), transform var(--t-moyen);
}

.risk:hover {
  background: rgba(255, 255, 255, 0.09);
  border-color: rgba(234, 88, 12, 0.55);
  transform: translateY(-3px);
}

.risk-num {
  font-family: var(--font-chiffre);
  font-size: 1.6rem;
  font-weight: 700;
  color: rgba(234, 88, 12, 0.9);
  margin: 0 0 0.45rem;
  line-height: 1;
}

.risk h3 { color: var(--blanc); font-size: 1.1rem; margin-bottom: 0.5rem; }
.risk p { color: rgba(255, 255, 255, 0.72); font-size: 0.93rem; }

.risk-fix {
  margin: 0;
  padding-top: 0.75rem;
  border-top: 1px solid rgba(255, 255, 255, 0.14);
  color: rgba(255, 255, 255, 0.82) !important;
  font-size: 0.9rem;
}

.risk-fix strong { color: #FDBA74; }

/* --------------------------------------------------------------------------
   14. Chapitre 07 : indicateurs
   -------------------------------------------------------------------------- */
.kpi-grid {
  display: grid;
  grid-template-columns: 1fr;
  gap: 1px;
  background: var(--ligne);
  border: 1px solid var(--ligne);
  border-radius: var(--r-md);
  overflow: hidden;
}

.kpi-item {
  background: var(--blanc);
  padding: 1.3rem 1.3rem 1.1rem;
  transition: background var(--t-moyen);
  position: relative;
}

.kpi-item:hover { background: #F7F9FB; }

.kpi-item::after {
  content: "";
  position: absolute;
  left: 0;
  top: 0;
  width: 0;
  height: 3px;
  background: var(--orange);
  transition: width var(--t-moyen);
}

.kpi-item:hover::after { width: 100%; }

.kpi-index {
  font-family: var(--font-chiffre);
  font-size: 0.82rem;
  color: var(--orange);
  font-weight: 700;
  letter-spacing: 0.1em;
  margin: 0 0 0.5rem;
}

.kpi-item h3 { font-size: 1.06rem; margin-bottom: 0.45rem; }
.kpi-item p { margin: 0; color: var(--secondaire); font-size: 0.92rem; }

/* --------------------------------------------------------------------------
   15. Chapitre 08 : frise trimestrielle
   -------------------------------------------------------------------------- */
.timeline-wrap { position: relative; }

.timeline {
  list-style: none;
  display: grid;
  grid-template-columns: 1fr;
  gap: 1.2rem;
  position: relative;
  padding-left: 1.6rem;
}

.timeline::before {
  content: "";
  position: absolute;
  left: 6px;
  top: 8px;
  bottom: 8px;
  width: 2px;
  background: var(--ligne-forte);
}

.timeline::after {
  content: "";
  position: absolute;
  left: 6px;
  top: 8px;
  width: 2px;
  height: 0;
  background: var(--orange);
  transition: height 900ms cubic-bezier(0.22, 0.61, 0.36, 1);
}

.timeline.is-progress::after { height: calc(100% - 16px); }

.quarter {
  background: var(--fond);
  border: 1px solid var(--ligne);
  border-radius: var(--r-md);
  padding: 1.3rem;
  position: relative;
  transition: box-shadow var(--t-moyen), transform var(--t-moyen);
}

.quarter:hover { box-shadow: var(--ombre-2); transform: translateY(-3px); }

.quarter-dot {
  position: absolute;
  left: -1.6rem;
  top: 1.5rem;
  width: 14px;
  height: 14px;
  border-radius: 50%;
  background: var(--blanc);
  border: 3px solid var(--marine);
  transform: translateX(-1px);
  transition: border-color var(--t-moyen), box-shadow var(--t-moyen);
}

.quarter.is-visible .quarter-dot {
  border-color: var(--orange);
  box-shadow: 0 0 0 5px rgba(234, 88, 12, 0.18);
}

.quarter-label {
  font-family: var(--font-chiffre);
  font-size: 0.74rem;
  letter-spacing: 0.16em;
  text-transform: uppercase;
  color: var(--orange);
  font-weight: 700;
  margin: 0 0 0.4rem;
}

.quarter h3 { font-size: 1.18rem; margin-bottom: 0.5rem; }
.quarter p { color: var(--secondaire); font-size: 0.94rem; }

.quarter-out {
  margin: 0;
  font-size: 0.88rem;
  color: var(--marine) !important;
  border-top: 1px dashed var(--ligne-forte);
  padding-top: 0.7rem;
}

.quarter-out strong { color: var(--orange-sombre); }

.split-reverse .visual-figure { order: 2; }

/* --------------------------------------------------------------------------
   16. Chapitre 09 : accordeon des questions
   -------------------------------------------------------------------------- */
.faq-list {
  border: 1px solid var(--ligne);
  border-radius: var(--r-md);
  overflow: hidden;
  background: var(--blanc);
  box-shadow: var(--ombre-1);
}

.faq-item + .faq-item { border-top: 1px solid var(--ligne); }

.faq-item h3 { margin: 0; }

.faq-q {
  width: 100%;
  display: flex;
  align-items: flex-start;
  justify-content: space-between;
  gap: 1rem;
  background: transparent;
  border: 0;
  text-align: left;
  padding: 1.1rem 1.2rem;
  font-family: var(--font-titre);
  font-size: 1.04rem;
  font-weight: 600;
  color: var(--marine);
  line-height: 1.35;
  transition: background var(--t-rapide), color var(--t-rapide);
}

.faq-q:hover { background: var(--orange-pale); color: var(--orange-sombre); }

.faq-icon {
  flex: 0 0 auto;
  position: relative;
  width: 20px;
  height: 20px;
  margin-top: 3px;
}

.faq-icon::before,
.faq-icon::after {
  content: "";
  position: absolute;
  left: 50%;
  top: 50%;
  background: var(--orange);
  border-radius: 2px;
  transform: translate(-50%, -50%);
  transition: transform var(--t-moyen), opacity var(--t-rapide);
}

.faq-icon::before { width: 14px; height: 2px; }
.faq-icon::after { width: 2px; height: 14px; }

.faq-q[aria-expanded="true"] { background: var(--marine); color: var(--blanc); }
.faq-q[aria-expanded="true"] .faq-icon::before { background: var(--blanc); }
.faq-q[aria-expanded="true"] .faq-icon::after { transform: translate(-50%, -50%) scaleY(0); opacity: 0; }

.faq-a {
  padding: 0 1.2rem;
  overflow: hidden;
  animation: faqOpen var(--t-moyen) both;
}

.faq-a p {
  color: var(--secondaire);
  font-size: 0.96rem;
  padding: 1rem 0 1.2rem;
  margin: 0;
  border-left: 3px solid var(--orange-pale);
  padding-left: 1rem;
}

@keyframes faqOpen {
  from { opacity: 0; transform: translateY(-6px); }
  to { opacity: 1; transform: none; }
}

/* --------------------------------------------------------------------------
   17. Chapitre 10 : contact
   -------------------------------------------------------------------------- */
.section-contact {
  background:
    radial-gradient(900px 420px at 85% 0%, rgba(30, 73, 118, 0.9), transparent 65%),
    linear-gradient(180deg, var(--marine-nuit) 0%, var(--marine) 100%);
  color: rgba(255, 255, 255, 0.85);
}

.contact-grid {
  display: grid;
  grid-template-columns: 1fr;
  gap: 1.2rem;
}

.author-card {
  background: var(--blanc);
  border-radius: var(--r-lg);
  padding: 1.6rem;
  box-shadow: var(--ombre-3);
  display: grid;
  grid-template-columns: 1fr;
  gap: 1.2rem;
  align-items: start;
  border-top: 4px solid var(--orange);
}

.author-card img {
  width: 132px;
  height: 132px;
  border-radius: var(--r-md);
  object-fit: cover;
  border: 3px solid var(--fond);
  box-shadow: var(--ombre-1);
}

.author-role {
  font-size: 0.72rem;
  letter-spacing: 0.18em;
  text-transform: uppercase;
  color: var(--orange);
  font-weight: 700;
  margin: 0 0 0.3rem;
}

.author-text h3 { font-size: 1.35rem; margin-bottom: 0.6rem; }
.author-text p { color: var(--secondaire); font-size: 0.96rem; }

.author-mail { margin: 0; }

.author-mail a {
  display: inline-block;
  font-family: var(--font-chiffre);
  font-size: 1rem;
  color: var(--marine);
  background: var(--orange-pale);
  border: 1px solid #FDBA74;
  border-radius: var(--r-sm);
  padding: 0.55rem 0.95rem;
  text-decoration: none;
  font-weight: 700;
  transition: background var(--t-rapide), transform var(--t-rapide), color var(--t-rapide);
}

.author-mail a:hover { background: var(--orange); color: var(--blanc); transform: translateY(-2px); }

.contact-side {
  background: rgba(255, 255, 255, 0.06);
  border: 1px solid rgba(255, 255, 255, 0.16);
  border-radius: var(--r-lg);
  padding: 1.6rem;
}

.contact-side h3 { color: var(--blanc); font-size: 1.2rem; margin-bottom: 0.9rem; }

.contact-box {
  margin-top: 1.3rem;
  background: rgba(10, 30, 54, 0.6);
  border: 1px solid rgba(255, 255, 255, 0.16);
  border-left: 4px solid var(--orange);
  border-radius: var(--r-sm);
  padding: 1.1rem 1.2rem;
}

.contact-box-label {
  font-size: 0.72rem;
  letter-spacing: 0.18em;
  text-transform: uppercase;
  color: #FDBA74;
  font-weight: 700;
  margin-bottom: 0.4rem;
}

.contact-mail { margin: 0 0 0.5rem; }

.contact-mail a {
  color: var(--blanc);
  font-family: var(--font-chiffre);
  font-size: 1.02rem;
  font-weight: 700;
  text-decoration: none;
  border-bottom: 2px solid var(--orange);
  transition: color var(--t-rapide);
}

.contact-mail a:hover { color: #FDBA74; }

.contact-note { margin: 0; font-size: 0.84rem; color: rgba(255, 255, 255, 0.62); }

.cover-figure {
  margin: clamp(1.8rem, 4vw, 2.8rem) 0 0;
}

.cover-figure img {
  width: 100%;
  border-radius: var(--r-md);
  border: 1px solid rgba(255, 255, 255, 0.18);
  box-shadow: var(--ombre-3);
  aspect-ratio: 1200 / 630;
  object-fit: cover;
}

.cover-figure figcaption {
  margin-top: 0.7rem;
  font-size: 0.82rem;
  color: rgba(255, 255, 255, 0.6);
  font-style: italic;
}

/* --------------------------------------------------------------------------
   18. Pied de page
   -------------------------------------------------------------------------- */
.site-footer {
  background: var(--marine-nuit);
  color: rgba(255, 255, 255, 0.68);
  padding: clamp(2.4rem, 5vw, 3.4rem) 0 1.4rem;
  font-size: 0.9rem;
}

.footer-grid {
  display: grid;
  grid-template-columns: 1fr;
  gap: 1.8rem;
  padding-bottom: 1.8rem;
  border-bottom: 1px solid rgba(255, 255, 255, 0.12);
}

.footer-brand {
  font-family: var(--font-titre);
  font-size: 1.2rem;
  color: var(--blanc);
  margin-bottom: 0.4rem;
}

.footer-title {
  font-size: 0.72rem;
  letter-spacing: 0.18em;
  text-transform: uppercase;
  color: #FDBA74;
  font-weight: 700;
  margin-bottom: 0.7rem;
}

.site-footer ul { list-style: none; }
.site-footer li { margin-bottom: 0.4rem; }

.site-footer a {
  color: rgba(255, 255, 255, 0.78);
  text-decoration: none;
  border-bottom: 1px solid transparent;
  transition: color var(--t-rapide), border-color var(--t-rapide);
}

.site-footer a:hover { color: var(--blanc); border-bottom-color: var(--orange); }

.footer-facts li {
  padding-left: 1.1rem;
  position: relative;
}

.footer-facts li::before {
  content: "";
  position: absolute;
  left: 0;
  top: 0.65em;
  width: 6px;
  height: 6px;
  background: var(--orange);
  border-radius: 50%;
}

.footer-bottom {
  display: flex;
  flex-wrap: wrap;
  gap: 0.8rem;
  justify-content: space-between;
  align-items: center;
  padding-top: 1.2rem;
  font-size: 0.82rem;
  color: rgba(255, 255, 255, 0.5);
}

.footer-bottom p { margin: 0; max-width: 70ch; }

.to-top {
  color: rgba(255, 255, 255, 0.78);
  text-decoration: none;
  border: 1px solid rgba(255, 255, 255, 0.24);
  border-radius: var(--r-sm);
  padding: 0.4rem 0.85rem;
  white-space: nowrap;
  transition: background var(--t-rapide), border-color var(--t-rapide);
}

.to-top:hover { background: rgba(255, 255, 255, 0.1); border-color: var(--orange); }

/* --------------------------------------------------------------------------
   19. Bouton retour en haut flottant
   -------------------------------------------------------------------------- */
.back-to-top {
  position: fixed;
  right: 1.1rem;
  bottom: 1.1rem;
  z-index: 90;
  width: 46px;
  height: 46px;
  border-radius: 50%;
  border: 1px solid rgba(255, 255, 255, 0.18);
  background: var(--marine);
  color: var(--blanc);
  font-size: 1.1rem;
  display: grid;
  place-items: center;
  box-shadow: var(--ombre-2);
  opacity: 0;
  visibility: hidden;
  transform: translateY(12px);
  transition: opacity var(--t-moyen), transform var(--t-moyen), background var(--t-rapide), visibility var(--t-moyen);
}

.back-to-top.is-shown { opacity: 1; visibility: visible; transform: none; }
.back-to-top:hover { background: var(--orange); }

/* --------------------------------------------------------------------------
   20. Animations d'apparition
   -------------------------------------------------------------------------- */
.reveal {
  opacity: 0;
  transform: translateY(18px);
  transition: opacity 620ms cubic-bezier(0.22, 0.61, 0.36, 1), transform 620ms cubic-bezier(0.22, 0.61, 0.36, 1);
}

.reveal.is-visible { opacity: 1; transform: none; }

/* --------------------------------------------------------------------------
   21. Points de rupture
   -------------------------------------------------------------------------- */
@media (min-width: 640px) {
  .grid-4 { grid-template-columns: repeat(2, 1fr); }
  .metric-row { grid-template-columns: repeat(3, 1fr); }
  .kpi-row { grid-template-columns: repeat(3, 1fr); }
  .sector-grid { grid-template-columns: repeat(2, 1fr); }
  .risk-grid { grid-template-columns: repeat(2, 1fr); }
  .kpi-grid { grid-template-columns: repeat(2, 1fr); }
  .strip-grid { grid-template-columns: repeat(4, 1fr); }
  .author-card { grid-template-columns: 132px 1fr; }
  .tablist { grid-template-columns: repeat(4, 1fr); }
  .case-body { grid-template-columns: repeat(2, 1fr); }

  /* Les blocs actions et resultats occupent toute la largeur de la fiche */
  .case-block:nth-child(3),
  .case-block:nth-child(4) { grid-column: 1 / -1; }
}

@media (min-width: 760px) {
  .case-block:nth-child(3) .tick-list {
    columns: 2;
    column-gap: 2.2rem;
  }
  .case-block:nth-child(3) .tick-list li {
    break-inside: avoid;
    -webkit-column-break-inside: avoid;
  }
}

@media (min-width: 900px) {
  .nav-toggle { display: none; }
  .footer-grid { grid-template-columns: 1.5fr 1fr 1fr; }
  .timeline { grid-template-columns: repeat(2, 1fr); }
  .split-visual { grid-template-columns: 1fr 1fr; }
  .contact-grid { grid-template-columns: 1.55fr 1fr; }
  .risk-grid { grid-template-columns: repeat(3, 1fr); }
  .section-head h2 { max-width: 22ch; }
}

@media (min-width: 1200px) {
  .grid-4 { grid-template-columns: repeat(4, 1fr); }
  .kpi-grid { grid-template-columns: repeat(4, 1fr); }
  .sector-grid { grid-template-columns: repeat(3, 1fr); }
  .hero-grid { grid-template-columns: 1.5fr 0.85fr; align-items: center; }
  .case-body { grid-template-columns: repeat(2, 1fr); gap: 1.8rem 2.4rem; }
  .timeline { grid-template-columns: repeat(4, 1fr); padding-left: 0; padding-top: 2.4rem; }
  .timeline::before { left: 0; right: 0; top: 6px; bottom: auto; width: auto; height: 2px; }
  .timeline::after { left: 0; top: 6px; width: 0; height: 2px; transition: width 1200ms cubic-bezier(0.22, 0.61, 0.36, 1); }
  .timeline.is-progress::after { width: 100%; height: 2px; }
  .quarter-dot { left: 1.6rem; top: -2.4rem; }
}

@media (max-width: 899px) {
  .nav-toggle { display: flex; }

  .main-nav {
    position: absolute;
    left: 0;
    right: 0;
    top: 100%;
    background: var(--marine-nuit);
    border-bottom: 1px solid rgba(255, 255, 255, 0.14);
    max-height: 0;
    overflow: hidden;
    transition: max-height var(--t-moyen);
  }

  .main-nav.is-open { max-height: 70vh; overflow-y: auto; }

  .main-nav ul {
    flex-direction: column;
    align-items: stretch;
    gap: 0;
    padding: 0.6rem clamp(1.1rem, 4vw, 2.5rem) 1.2rem;
  }

  .nav-link {
    display: block;
    padding: 0.75rem 0.4rem;
    border-bottom: 1px solid rgba(255, 255, 255, 0.08);
    font-size: 0.98rem;
  }

  .nav-link::after { display: none; }
  .nav-link.is-current { color: #FDBA74; }
  .nav-cta { margin: 0.7rem 0 0; text-align: center; border-radius: var(--r-sm); }
}

/* --------------------------------------------------------------------------
   22. Impression
   -------------------------------------------------------------------------- */
@media print {
  .site-header,
  .back-to-top,
  .reading-progress,
  .filters,
  .tablist { display: none !important; }

  body { background: #fff; color: #000; font-size: 11pt; }
  .section-dark, .section-contact, .hero { background: #fff !important; color: #000 !important; }
  .hero h1, .section-head-light h2, .risk h3, .contact-side h3 { color: #000 !important; }
  .case-card.is-hidden { display: block !important; }
  .reveal { opacity: 1 !important; transform: none !important; }
  .chart .bar-fill { width: var(--w) !important; }
}

/* --------------------------------------------------------------------------
   23. Preference de mouvement reduit
   -------------------------------------------------------------------------- */
@media (prefers-reduced-motion: reduce) {
  html { scroll-behavior: auto; }

  *,
  *::before,
  *::after {
    animation-duration: 0.001ms !important;
    animation-iteration-count: 1 !important;
    transition-duration: 0.001ms !important;
    scroll-behavior: auto !important;
  }

  .reveal { opacity: 1; transform: none; }
  .chart .bar-fill { width: var(--w); }
  .portrait-frame:hover img { transform: none; }
  .timeline.is-progress::after { transition: none; }
}