/* ==========================================================================
   Julien Jimenez, parcours 2009 : 2026
   Feuille de styles principale. Aucune dependance externe, polices systeme.
   Sommaire :
   01 Variables et reset
   02 Typographie de base
   03 Utilitaires et conteneurs
   04 Barre de progression, entete et navigation
   05 Hero
   06 Reperes chiffres
   07 Frise chronologique
   08 Tournants majeurs
   09 Periodes
   10 Tableau des competences
   11 Methode
   12 Questions frequentes
   13 Contact et pied de page
   14 Page 404
   15 Animations, responsive et preferences utilisateur
   ========================================================================== */

/* ---------- 01 Variables et reset ---------- */

:root {
  --vert-profond: #14532D;
  --vert-moyen: #16A34A;
  --vert-clair: #86EFAC;
  --sable: #E7E1D4;
  --fond: #FAF9F5;
  --texte: #1C1917;
  --bordure: #DDD8C9;

  --vert-nuit: #0C3A1F;
  --texte-doux: #4B4640;
  --texte-clair: #6E675E;
  --blanc: #FFFFFF;

  --font-sans: "Segoe UI", Roboto, "Helvetica Neue", Arial, "Noto Sans", system-ui, -apple-system, sans-serif;
  --font-titre: "Segoe UI Semibold", "Segoe UI", Roboto, "Helvetica Neue", Arial, system-ui, sans-serif;
  --font-condense: "Haettenschweiler", "Arial Narrow", "Segoe UI", Impact, system-ui, sans-serif;
  --font-mono: "Cascadia Mono", "Consolas", "SFMono-Regular", "Roboto Mono", monospace;

  --pas-1: 0.5rem;
  --pas-2: 1rem;
  --pas-3: 1.5rem;
  --pas-4: 2rem;
  --pas-5: 3rem;
  --pas-6: 4.5rem;
  --pas-7: 6.5rem;

  --rayon-s: 8px;
  --rayon-m: 14px;
  --rayon-l: 22px;
  --rayon-xl: 34px;

  --ombre-s: 0 1px 2px rgba(28, 25, 23, 0.05), 0 2px 6px rgba(28, 25, 23, 0.04);
  --ombre-m: 0 4px 10px rgba(28, 25, 23, 0.06), 0 14px 32px rgba(28, 25, 23, 0.07);
  --ombre-l: 0 10px 24px rgba(20, 83, 45, 0.10), 0 30px 60px rgba(20, 83, 45, 0.12);

  --transition: 260ms cubic-bezier(0.22, 0.61, 0.36, 1);
  --transition-lente: 620ms cubic-bezier(0.22, 0.61, 0.36, 1);

  --largeur: 1200px;
  --largeur-etroite: 820px;
  --hauteur-entete: 72px;
}

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

html {
  scroll-behavior: smooth;
  scroll-padding-top: calc(var(--hauteur-entete) + 74px);
  -webkit-text-size-adjust: 100%;
}

body {
  margin: 0;
  background-color: var(--fond);
  color: var(--texte);
  font-family: var(--font-sans);
  font-size: clamp(1rem, 0.96rem + 0.2vw, 1.0625rem);
  line-height: 1.68;
  letter-spacing: 0.002em;
  overflow-x: hidden;
  text-rendering: optimizeLegibility;
  -webkit-font-smoothing: antialiased;
}

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

ul,
ol {
  margin: 0;
  padding: 0;
  list-style: none;
}

a {
  color: var(--vert-profond);
  text-decoration: none;
}

button {
  font: inherit;
  color: inherit;
  cursor: pointer;
  border: 0;
  background: none;
}

/* ---------- 02 Typographie de base ---------- */

h1,
h2,
h3,
h4 {
  font-family: var(--font-titre);
  font-weight: 700;
  line-height: 1.16;
  letter-spacing: -0.018em;
  margin: 0 0 var(--pas-2);
  color: var(--vert-profond);
  text-wrap: balance;
}

h1 {
  font-size: clamp(2.1rem, 1.4rem + 3.1vw, 3.9rem);
  letter-spacing: -0.03em;
}

h2 {
  font-size: clamp(1.7rem, 1.25rem + 1.9vw, 2.7rem);
}

h3 {
  font-size: clamp(1.15rem, 1.04rem + 0.5vw, 1.4rem);
}

p {
  margin: 0 0 var(--pas-2);
}

p:last-child {
  margin-bottom: 0;
}

strong {
  font-weight: 700;
  color: var(--vert-profond);
}

::selection {
  background: var(--vert-clair);
  color: var(--vert-profond);
}

/* ---------- 03 Utilitaires et conteneurs ---------- */

.shell {
  width: min(100% - 2.5rem, var(--largeur));
  margin-inline: auto;
}

.shell--narrow {
  width: min(100% - 2.5rem, var(--largeur-etroite));
}

.section {
  padding-block: clamp(3.5rem, 2rem + 6vw, 7rem);
  position: relative;
}

.section--tight {
  padding-block: clamp(2.5rem, 1.5rem + 4vw, 4.5rem);
}

.section--sand {
  background: linear-gradient(180deg, var(--fond) 0%, var(--sable) 22%, var(--sable) 78%, var(--fond) 100%);
}

.section--dark {
  background:
    radial-gradient(120% 90% at 80% 0%, rgba(22, 163, 74, 0.28) 0%, rgba(20, 83, 45, 0) 60%),
    linear-gradient(165deg, var(--vert-profond) 0%, var(--vert-nuit) 100%);
  color: rgba(255, 255, 255, 0.86);
}

.section--dark h2,
.section--dark h3 {
  color: var(--blanc);
}

.section--dark strong {
  color: var(--vert-clair);
}

.section-head {
  max-width: 62ch;
  margin-bottom: clamp(2rem, 1.2rem + 2.5vw, 3.5rem);
}

.section-kicker {
  font-family: var(--font-mono);
  font-size: 0.78rem;
  letter-spacing: 0.24em;
  text-transform: uppercase;
  color: var(--vert-moyen);
  margin-bottom: var(--pas-1);
}

.section-head--light .section-kicker {
  color: var(--vert-clair);
}

.section-intro {
  color: var(--texte-doux);
  font-size: clamp(1rem, 0.95rem + 0.3vw, 1.12rem);
  max-width: 60ch;
}

.section--dark .section-intro {
  color: rgba(255, 255, 255, 0.78);
}

.eyebrow {
  display: inline-flex;
  align-items: center;
  gap: 0.6rem;
  font-family: var(--font-mono);
  font-size: 0.76rem;
  letter-spacing: 0.2em;
  text-transform: uppercase;
  color: var(--vert-moyen);
  background: var(--blanc);
  border: 1px solid var(--bordure);
  border-radius: 999px;
  padding: 0.4rem 0.95rem;
  margin: 0 0 var(--pas-3);
  box-shadow: var(--ombre-s);
}

.eyebrow__dot {
  width: 7px;
  height: 7px;
  border-radius: 50%;
  background: var(--vert-moyen);
  box-shadow: 0 0 0 4px rgba(22, 163, 74, 0.18);
  animation: pouls 2.8s ease-in-out infinite;
}

.skip-link {
  position: absolute;
  left: -9999px;
  top: 0;
  z-index: 999;
  background: var(--vert-profond);
  color: var(--blanc);
  padding: 0.85rem 1.4rem;
  border-radius: 0 0 var(--rayon-s) 0;
  font-weight: 600;
}

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

:focus-visible {
  outline: 3px solid var(--vert-moyen);
  outline-offset: 3px;
  border-radius: 4px;
}

.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 0.55rem;
  padding: 0.95rem 1.7rem;
  border-radius: 999px;
  font-weight: 600;
  font-size: 0.98rem;
  letter-spacing: 0.01em;
  transition: transform var(--transition), box-shadow var(--transition), background-color var(--transition), color var(--transition);
  will-change: transform;
}

.btn--primary {
  background: var(--vert-profond);
  color: var(--blanc);
  box-shadow: 0 8px 20px rgba(20, 83, 45, 0.24);
}

.btn--primary:hover {
  background: var(--vert-moyen);
  transform: translateY(-2px);
  box-shadow: 0 14px 28px rgba(22, 163, 74, 0.3);
}

.btn--ghost {
  border: 1.5px solid var(--bordure);
  background: var(--blanc);
  color: var(--vert-profond);
}

.btn--ghost:hover {
  border-color: var(--vert-moyen);
  transform: translateY(-2px);
  box-shadow: var(--ombre-m);
}

/* ---------- 04 Barre de progression, entete et navigation ---------- */

.progress {
  position: fixed;
  inset: 0 0 auto 0;
  height: 3px;
  background: transparent;
  z-index: 60;
  pointer-events: none;
}

.progress__bar {
  display: block;
  height: 100%;
  width: 0;
  background: linear-gradient(90deg, var(--vert-profond), var(--vert-moyen) 60%, var(--vert-clair));
  transition: width 120ms linear;
}

.site-header {
  position: sticky;
  top: 0;
  z-index: 50;
  background: rgba(250, 249, 245, 0.86);
  backdrop-filter: saturate(180%) blur(14px);
  border-bottom: 1px solid transparent;
  transition: border-color var(--transition), box-shadow var(--transition), background-color var(--transition);
}

.site-header.is-stuck {
  border-bottom-color: var(--bordure);
  box-shadow: 0 6px 22px rgba(28, 25, 23, 0.05);
}

.site-header__inner {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: var(--pas-2);
  min-height: var(--hauteur-entete);
}

.brand {
  display: inline-flex;
  align-items: center;
  gap: 0.7rem;
}

.brand__mark {
  display: grid;
  place-items: center;
  width: 40px;
  height: 40px;
  border-radius: 12px;
  background: linear-gradient(150deg, var(--vert-profond), var(--vert-moyen));
  color: var(--blanc);
  font-weight: 700;
  font-size: 0.95rem;
  letter-spacing: 0.02em;
  box-shadow: 0 6px 14px rgba(20, 83, 45, 0.24);
  flex: none;
}

.brand__text {
  display: flex;
  flex-direction: column;
  line-height: 1.2;
}

.brand__name {
  font-weight: 700;
  color: var(--vert-profond);
  font-size: 1.02rem;
}

.brand__role {
  font-family: var(--font-mono);
  font-size: 0.68rem;
  letter-spacing: 0.14em;
  text-transform: uppercase;
  color: var(--texte-clair);
}

.nav-toggle {
  display: none;
  align-items: center;
  gap: 0.55rem;
  padding: 0.55rem 0.9rem;
  border: 1px solid var(--bordure);
  border-radius: 999px;
  background: var(--blanc);
  font-size: 0.86rem;
  font-weight: 600;
  color: var(--vert-profond);
}

.nav-toggle__bars {
  display: grid;
  gap: 4px;
  width: 18px;
}

.nav-toggle__bars i {
  display: block;
  height: 2px;
  background: var(--vert-profond);
  border-radius: 2px;
  transition: transform var(--transition), opacity var(--transition);
}

.nav-toggle[aria-expanded="true"] .nav-toggle__bars i:nth-child(1) {
  transform: translateY(6px) rotate(45deg);
}

.nav-toggle[aria-expanded="true"] .nav-toggle__bars i:nth-child(2) {
  opacity: 0;
}

.nav-toggle[aria-expanded="true"] .nav-toggle__bars i:nth-child(3) {
  transform: translateY(-6px) rotate(-45deg);
}

.nav-list {
  display: flex;
  align-items: center;
  gap: 0.15rem;
}

.nav-list a {
  display: inline-block;
  padding: 0.5rem 0.7rem;
  font-size: 0.9rem;
  font-weight: 600;
  color: var(--texte-doux);
  border-radius: 999px;
  position: relative;
  transition: color var(--transition), background-color var(--transition);
}

.nav-list a::after {
  content: "";
  position: absolute;
  left: 50%;
  bottom: 3px;
  width: 0;
  height: 2px;
  background: var(--vert-moyen);
  border-radius: 2px;
  transform: translateX(-50%);
  transition: width var(--transition);
}

.nav-list a:hover {
  color: var(--vert-profond);
}

.nav-list a:hover::after,
.nav-list a.is-active::after {
  width: 42%;
}

.nav-list a.is-active {
  color: var(--vert-profond);
}

.nav-cta {
  background: var(--vert-profond);
  color: var(--blanc) !important;
  padding: 0.55rem 1.15rem !important;
  margin-left: 0.4rem;
}

.nav-cta::after {
  display: none;
}

.nav-cta:hover {
  background: var(--vert-moyen);
}

/* ---------- 05 Hero ---------- */

.hero {
  position: relative;
  padding-block: clamp(3rem, 1.5rem + 7vw, 6.5rem) clamp(3rem, 1.5rem + 5vw, 5rem);
  background:
    radial-gradient(90% 70% at 12% 0%, rgba(134, 239, 172, 0.32) 0%, rgba(250, 249, 245, 0) 62%),
    radial-gradient(70% 60% at 96% 22%, rgba(22, 163, 74, 0.14) 0%, rgba(250, 249, 245, 0) 60%),
    var(--fond);
  overflow: hidden;
}

.hero__grain {
  position: absolute;
  inset: 0;
  opacity: 0.5;
  background-image:
    linear-gradient(var(--bordure) 1px, transparent 1px),
    linear-gradient(90deg, var(--bordure) 1px, transparent 1px);
  background-size: 56px 56px;
  mask-image: radial-gradient(80% 60% at 50% 30%, #000 0%, transparent 78%);
  -webkit-mask-image: radial-gradient(80% 60% at 50% 30%, #000 0%, transparent 78%);
  pointer-events: none;
}

.hero__inner {
  position: relative;
  display: grid;
  gap: clamp(2rem, 1rem + 4vw, 4rem);
  align-items: center;
}

.hero__lede {
  font-size: clamp(1.02rem, 0.96rem + 0.42vw, 1.2rem);
  color: var(--texte-doux);
  max-width: 58ch;
  margin-bottom: var(--pas-4);
}

.hero__counter {
  border-top: 1px solid var(--bordure);
  border-bottom: 1px solid var(--bordure);
  padding-block: var(--pas-3);
  margin-bottom: var(--pas-4);
}

.counter {
  display: flex;
  align-items: baseline;
  gap: var(--pas-3);
  flex-wrap: wrap;
}

.counter__value {
  font-family: var(--font-condense);
  font-size: clamp(3.4rem, 2rem + 6vw, 6rem);
  line-height: 0.86;
  color: var(--vert-profond);
  letter-spacing: -0.02em;
  font-variant-numeric: tabular-nums;
}

.counter__label {
  max-width: 26ch;
  font-size: 0.95rem;
  color: var(--texte-doux);
  line-height: 1.5;
}

.hero__actions {
  display: flex;
  flex-wrap: wrap;
  gap: var(--pas-2);
}

.hero__portrait {
  margin: 0;
  justify-self: center;
  max-width: 420px;
}

.portrait-frame {
  position: relative;
  border-radius: var(--rayon-xl);
  overflow: hidden;
  background: var(--sable);
  box-shadow: var(--ombre-l);
  transform: rotate(-1.4deg);
  transition: transform var(--transition-lente);
}

.portrait-frame:hover {
  transform: rotate(0deg) scale(1.012);
}

.portrait-frame img {
  width: 100%;
  aspect-ratio: 1 / 1;
  object-fit: cover;
  filter: saturate(1.02) contrast(1.02);
}

.portrait-frame__ring {
  position: absolute;
  inset: 12px;
  border: 1px solid rgba(255, 255, 255, 0.5);
  border-radius: calc(var(--rayon-xl) - 8px);
  pointer-events: none;
}

.hero__portrait figcaption {
  margin-top: var(--pas-2);
  font-size: 0.86rem;
  color: var(--texte-clair);
  line-height: 1.55;
  padding-inline: 0.3rem;
}

/* ---------- 06 Reperes chiffres ---------- */

.stats {
  display: grid;
  gap: 1px;
  background: var(--bordure);
  border: 1px solid var(--bordure);
  border-radius: var(--rayon-l);
  overflow: hidden;
  box-shadow: var(--ombre-m);
}

.stat {
  background: var(--blanc);
  padding: clamp(1.4rem, 1rem + 1.2vw, 2.2rem);
  transition: background-color var(--transition), transform var(--transition);
}

.stat:hover {
  background: #FDFDFB;
}

.stat__value {
  display: block;
  font-family: var(--font-condense);
  font-size: clamp(2.2rem, 1.6rem + 2.4vw, 3.2rem);
  line-height: 1;
  color: var(--vert-moyen);
  font-variant-numeric: tabular-nums;
  letter-spacing: -0.01em;
  margin-bottom: 0.55rem;
}

.stat__label {
  display: block;
  font-weight: 700;
  color: var(--vert-profond);
  margin-bottom: 0.4rem;
  font-size: 0.98rem;
}

.stat__note {
  display: block;
  font-size: 0.88rem;
  color: var(--texte-clair);
  line-height: 1.55;
}

/* ---------- 07 Frise chronologique ---------- */

.section--timeline {
  padding-bottom: clamp(3rem, 2rem + 4vw, 6rem);
}

.timeline-controls {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  justify-content: space-between;
  gap: var(--pas-2);
  margin-bottom: var(--pas-3);
}

.filters {
  display: flex;
  flex-wrap: wrap;
  gap: 0.5rem;
}

.filter {
  padding: 0.55rem 1.1rem;
  border-radius: 999px;
  border: 1.5px solid var(--bordure);
  background: var(--blanc);
  font-size: 0.88rem;
  font-weight: 600;
  color: var(--texte-doux);
  transition: all var(--transition);
}

.filter:hover {
  border-color: var(--vert-moyen);
  color: var(--vert-profond);
  transform: translateY(-1px);
}

.filter.is-active {
  background: var(--vert-profond);
  border-color: var(--vert-profond);
  color: var(--blanc);
  box-shadow: 0 6px 16px rgba(20, 83, 45, 0.22);
}

.filters__count {
  font-family: var(--font-mono);
  font-size: 0.78rem;
  letter-spacing: 0.12em;
  text-transform: uppercase;
  color: var(--texte-clair);
  margin: 0;
}

.yearbar {
  position: sticky;
  top: var(--hauteur-entete);
  z-index: 40;
  background: rgba(250, 249, 245, 0.92);
  backdrop-filter: saturate(180%) blur(12px);
  border-block: 1px solid var(--bordure);
  margin-bottom: clamp(2rem, 1.4rem + 2vw, 3.4rem);
}

.yearbar__inner {
  display: flex;
  align-items: center;
  gap: var(--pas-2);
  padding-block: 0.7rem;
}

.yearbar__label {
  font-family: var(--font-mono);
  font-size: 0.7rem;
  letter-spacing: 0.18em;
  text-transform: uppercase;
  color: var(--texte-clair);
  flex: none;
}

.yearbar__scroll {
  display: flex;
  gap: 0.35rem;
  overflow-x: auto;
  scrollbar-width: thin;
  scroll-behavior: smooth;
  padding-bottom: 2px;
}

.yearbar__scroll::-webkit-scrollbar {
  height: 4px;
}

.yearbar__scroll::-webkit-scrollbar-thumb {
  background: var(--bordure);
  border-radius: 4px;
}

.yearchip {
  flex: none;
  padding: 0.35rem 0.8rem;
  border-radius: 999px;
  font-family: var(--font-mono);
  font-size: 0.82rem;
  font-weight: 600;
  color: var(--texte-doux);
  border: 1px solid transparent;
  transition: all var(--transition);
}

.yearchip:hover {
  background: var(--sable);
  color: var(--vert-profond);
}

.yearchip.is-current {
  background: var(--vert-profond);
  color: var(--blanc);
}

.yearchip.is-hidden {
  opacity: 0.32;
  pointer-events: none;
}

.timeline {
  position: relative;
}

.timeline__rail {
  position: absolute;
  left: 11px;
  top: 0;
  bottom: 0;
  width: 2px;
  background: var(--bordure);
  border-radius: 2px;
  overflow: hidden;
}

.timeline__fill {
  display: block;
  width: 100%;
  height: 0;
  background: linear-gradient(180deg, var(--vert-clair), var(--vert-moyen) 40%, var(--vert-profond));
  transition: height 140ms linear;
}

.timeline__list {
  display: grid;
  gap: clamp(1.4rem, 1rem + 1.6vw, 2.6rem);
}

.milestone {
  position: relative;
  padding-left: 46px;
  transition: opacity var(--transition), transform var(--transition);
}

.milestone.is-filtered {
  display: none;
}

.milestone__dot {
  position: absolute;
  left: 4px;
  top: 26px;
  width: 16px;
  height: 16px;
  border-radius: 50%;
  background: var(--blanc);
  border: 3px solid var(--vert-moyen);
  z-index: 2;
  transition: transform var(--transition), box-shadow var(--transition), background-color var(--transition);
}

.milestone.is-visible .milestone__dot {
  animation: pastille 1.5s ease-out 1;
}

.milestone:hover .milestone__dot {
  background: var(--vert-clair);
  transform: scale(1.18);
}

.milestone__card {
  position: relative;
  background: var(--blanc);
  border: 1px solid var(--bordure);
  border-radius: var(--rayon-l);
  padding: clamp(1.3rem, 1rem + 1.1vw, 2.1rem);
  box-shadow: var(--ombre-s);
  transition: transform var(--transition), box-shadow var(--transition), border-color var(--transition);
}

.milestone:hover .milestone__card {
  transform: translateY(-4px);
  box-shadow: var(--ombre-m);
  border-color: rgba(22, 163, 74, 0.4);
}

.milestone__year {
  font-family: var(--font-condense);
  font-size: clamp(2.4rem, 1.8rem + 2.6vw, 3.6rem);
  line-height: 0.9;
  color: var(--vert-clair);
  letter-spacing: -0.01em;
  margin: 0 0 0.4rem;
  font-variant-numeric: tabular-nums;
  transition: color var(--transition);
}

.milestone:hover .milestone__year {
  color: var(--vert-moyen);
}

.milestone__title {
  font-size: clamp(1.1rem, 1rem + 0.5vw, 1.38rem);
  margin-bottom: 0.7rem;
}

.milestone__card p {
  color: var(--texte-doux);
}

.milestone__figure {
  margin: var(--pas-2) 0 0;
  display: flex;
  gap: var(--pas-2);
  align-items: center;
  padding: 0.8rem;
  background: var(--fond);
  border: 1px solid var(--bordure);
  border-radius: var(--rayon-m);
}

.milestone__figure img {
  width: 88px;
  height: 88px;
  border-radius: 50%;
  object-fit: cover;
  border: 2px solid var(--blanc);
  box-shadow: var(--ombre-s);
  flex: none;
}

.milestone__figure figcaption {
  font-size: 0.84rem;
  color: var(--texte-clair);
  line-height: 1.5;
}

.milestone__gain {
  margin-top: var(--pas-2);
  padding-top: var(--pas-2);
  border-top: 1px dashed var(--bordure);
  font-size: 0.9rem;
  color: var(--texte-doux) !important;
}

.milestone__gain span {
  display: block;
  font-family: var(--font-mono);
  font-size: 0.68rem;
  letter-spacing: 0.16em;
  text-transform: uppercase;
  color: var(--vert-moyen);
  margin-bottom: 0.2rem;
}

/* ---------- 08 Tournants majeurs ---------- */

.wide-figure {
  margin: 0 0 clamp(2rem, 1.4rem + 2vw, 3.4rem);
  border-radius: var(--rayon-l);
  overflow: hidden;
  box-shadow: var(--ombre-l);
  border: 1px solid rgba(255, 255, 255, 0.14);
}

.wide-figure img {
  width: 100%;
  aspect-ratio: 3 / 1.35;
  object-fit: cover;
}

.wide-figure figcaption {
  padding: 0.9rem 1.2rem;
  font-size: 0.88rem;
  background: rgba(255, 255, 255, 0.07);
  color: rgba(255, 255, 255, 0.8);
}

.turns {
  display: grid;
  gap: var(--pas-3);
}

.turn {
  background: rgba(255, 255, 255, 0.055);
  border: 1px solid rgba(255, 255, 255, 0.13);
  border-radius: var(--rayon-l);
  padding: clamp(1.4rem, 1.1rem + 1.2vw, 2.2rem);
  transition: transform var(--transition), background-color var(--transition), border-color var(--transition);
}

.turn:hover {
  transform: translateY(-4px);
  background: rgba(255, 255, 255, 0.09);
  border-color: rgba(134, 239, 172, 0.42);
}

.turn__index {
  font-family: var(--font-mono);
  font-size: 0.72rem;
  letter-spacing: 0.2em;
  text-transform: uppercase;
  color: var(--vert-clair);
  margin-bottom: 0.2rem;
}

.turn__period {
  font-family: var(--font-condense);
  font-size: 1.9rem;
  line-height: 1;
  color: rgba(255, 255, 255, 0.42);
  margin-bottom: 0.7rem;
  font-variant-numeric: tabular-nums;
}

.turn h3 {
  margin-bottom: 0.7rem;
}

.turn p {
  color: rgba(255, 255, 255, 0.8);
  font-size: 0.98rem;
}

.turn__list {
  margin-top: var(--pas-2);
  display: grid;
  gap: 0.5rem;
}

.turn__list li {
  position: relative;
  padding-left: 1.5rem;
  font-size: 0.92rem;
  color: rgba(255, 255, 255, 0.74);
}

.turn__list li::before {
  content: "";
  position: absolute;
  left: 0;
  top: 0.6em;
  width: 8px;
  height: 8px;
  border-radius: 50%;
  background: var(--vert-clair);
  box-shadow: 0 0 0 3px rgba(134, 239, 172, 0.18);
}

/* ---------- 09 Periodes ---------- */

.eras {
  display: grid;
  gap: var(--pas-3);
}

.era {
  background: var(--blanc);
  border: 1px solid var(--bordure);
  border-radius: var(--rayon-l);
  padding: clamp(1.4rem, 1.1rem + 1.2vw, 2.2rem);
  box-shadow: var(--ombre-s);
  position: relative;
  overflow: hidden;
  transition: transform var(--transition), box-shadow var(--transition);
}

.era::before {
  content: "";
  position: absolute;
  inset: 0 auto 0 0;
  width: 4px;
  background: linear-gradient(180deg, var(--vert-clair), var(--vert-moyen), var(--vert-profond));
  transform: scaleY(0);
  transform-origin: top;
  transition: transform var(--transition-lente);
}

.era.is-visible::before {
  transform: scaleY(1);
}

.era:hover {
  transform: translateY(-4px);
  box-shadow: var(--ombre-m);
}

.era__head {
  margin-bottom: var(--pas-2);
}

.era__range {
  font-family: var(--font-condense);
  font-size: clamp(2rem, 1.5rem + 2vw, 2.9rem);
  line-height: 1;
  color: var(--vert-clair);
  margin-bottom: 0.3rem;
  font-variant-numeric: tabular-nums;
}

.era p {
  color: var(--texte-doux);
}

.era__points {
  margin-top: var(--pas-2);
  display: grid;
  gap: 0.6rem;
  border-top: 1px solid var(--bordure);
  padding-top: var(--pas-2);
}

.era__points li {
  font-size: 0.91rem;
  color: var(--texte-doux);
  line-height: 1.55;
}

.era__points strong {
  display: block;
  font-family: var(--font-mono);
  font-size: 0.68rem;
  letter-spacing: 0.16em;
  text-transform: uppercase;
  color: var(--vert-moyen);
  margin-bottom: 0.1rem;
}

/* ---------- 10 Tableau des competences ---------- */

.table-wrap {
  overflow-x: auto;
  border: 1px solid var(--bordure);
  border-radius: var(--rayon-l);
  background: var(--blanc);
  box-shadow: var(--ombre-m);
}

.table-wrap:focus-visible {
  outline: 3px solid var(--vert-moyen);
  outline-offset: 2px;
}

.skills-table {
  width: 100%;
  min-width: 780px;
  border-collapse: collapse;
  font-size: 0.9rem;
}

.skills-table caption {
  caption-side: top;
  text-align: left;
  padding: 1rem 1.2rem 0.6rem;
  font-size: 0.85rem;
  color: var(--texte-clair);
}

.skills-table thead th {
  position: sticky;
  top: 0;
  background: var(--vert-profond);
  color: var(--blanc);
  text-align: left;
  padding: 0.9rem 1.1rem;
  font-size: 0.82rem;
  letter-spacing: 0.06em;
  text-transform: uppercase;
  font-weight: 700;
}

.skills-table tbody th {
  text-align: left;
  font-weight: 700;
  color: var(--vert-profond);
  background: var(--fond);
  padding: 0.95rem 1.1rem;
  vertical-align: top;
  white-space: nowrap;
}

.skills-table td {
  padding: 0.95rem 1.1rem;
  vertical-align: top;
  color: var(--texte-doux);
  border-left: 1px solid var(--bordure);
  line-height: 1.5;
}

.skills-table tbody tr {
  border-top: 1px solid var(--bordure);
  transition: background-color var(--transition);
}

.skills-table tbody tr:hover td {
  background: rgba(134, 239, 172, 0.13);
}

.skills-table tbody tr:hover th {
  background: rgba(134, 239, 172, 0.2);
}

.table-note {
  margin-top: var(--pas-2);
  font-size: 0.85rem;
  color: var(--texte-clair);
  line-height: 1.6;
}

/* ---------- 11 Methode ---------- */

.method {
  display: grid;
  gap: clamp(1.8rem, 1.2rem + 2.4vw, 3.2rem);
  align-items: start;
}

.method__figure {
  margin: 0;
  border-radius: var(--rayon-l);
  overflow: hidden;
  border: 1px solid var(--bordure);
  box-shadow: var(--ombre-m);
  background: var(--blanc);
}

.method__figure img {
  width: 100%;
  aspect-ratio: 3 / 2;
  object-fit: cover;
}

.method__figure figcaption {
  padding: 0.9rem 1.1rem;
  font-size: 0.87rem;
  color: var(--texte-clair);
}

.steps {
  display: grid;
  gap: var(--pas-2);
  counter-reset: etape;
}

.step {
  display: grid;
  grid-template-columns: auto 1fr;
  gap: var(--pas-2);
  align-items: start;
  padding: clamp(1rem, 0.85rem + 0.7vw, 1.5rem);
  background: var(--blanc);
  border: 1px solid var(--bordure);
  border-radius: var(--rayon-m);
  transition: transform var(--transition), border-color var(--transition), box-shadow var(--transition);
}

.step:hover {
  transform: translateX(4px);
  border-color: var(--vert-moyen);
  box-shadow: var(--ombre-s);
}

.step__num {
  display: grid;
  place-items: center;
  width: 42px;
  height: 42px;
  border-radius: 12px;
  background: linear-gradient(150deg, var(--vert-profond), var(--vert-moyen));
  color: var(--blanc);
  font-family: var(--font-condense);
  font-size: 1.5rem;
  line-height: 1;
  flex: none;
}

.step h3 {
  margin-bottom: 0.35rem;
  font-size: 1.08rem;
}

.step p {
  color: var(--texte-doux);
  font-size: 0.93rem;
}

.principles {
  margin-top: var(--pas-3);
  background: var(--vert-profond);
  color: rgba(255, 255, 255, 0.84);
  border-radius: var(--rayon-l);
  padding: clamp(1.3rem, 1rem + 1.1vw, 2rem);
  box-shadow: var(--ombre-l);
}

.principles__title {
  color: var(--blanc);
  font-size: 1.05rem;
  margin-bottom: var(--pas-2);
}

.principles ul {
  display: grid;
  gap: 0.75rem;
}

.principles li {
  font-size: 0.92rem;
  padding-left: 1.4rem;
  position: relative;
  line-height: 1.6;
}

.principles li::before {
  content: "";
  position: absolute;
  left: 0;
  top: 0.62em;
  width: 7px;
  height: 7px;
  border-radius: 2px;
  background: var(--vert-clair);
  transform: rotate(45deg);
}

.principles strong {
  color: var(--vert-clair);
}

/* ---------- 12 Questions frequentes ---------- */

.faq {
  border: 1px solid var(--bordure);
  border-radius: var(--rayon-l);
  background: var(--blanc);
  overflow: hidden;
  box-shadow: var(--ombre-m);
}

.faq__item + .faq__item {
  border-top: 1px solid var(--bordure);
}

.faq__item h3 {
  margin: 0;
  font-size: 1rem;
}

.faq__q {
  width: 100%;
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: var(--pas-2);
  text-align: left;
  padding: 1.15rem clamp(1rem, 0.8rem + 0.8vw, 1.6rem);
  font-family: var(--font-titre);
  font-weight: 700;
  font-size: clamp(0.98rem, 0.94rem + 0.2vw, 1.08rem);
  color: var(--vert-profond);
  line-height: 1.4;
  transition: background-color var(--transition), color var(--transition);
}

.faq__q:hover {
  background: rgba(134, 239, 172, 0.14);
}

.faq__icon {
  position: relative;
  width: 26px;
  height: 26px;
  border-radius: 50%;
  border: 1.5px solid var(--bordure);
  flex: none;
  transition: transform var(--transition), background-color var(--transition), border-color var(--transition);
}

.faq__icon::before,
.faq__icon::after {
  content: "";
  position: absolute;
  left: 50%;
  top: 50%;
  background: var(--vert-moyen);
  border-radius: 2px;
  transform: translate(-50%, -50%);
  transition: transform var(--transition), background-color var(--transition);
}

.faq__icon::before {
  width: 11px;
  height: 2px;
}

.faq__icon::after {
  width: 2px;
  height: 11px;
}

.faq__q[aria-expanded="true"] .faq__icon {
  background: var(--vert-profond);
  border-color: var(--vert-profond);
  transform: rotate(180deg);
}

.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);
}

.faq__a {
  display: grid;
  grid-template-rows: 0fr;
  transition: grid-template-rows var(--transition-lente);
}

.faq__a > p {
  overflow: hidden;
  padding-inline: clamp(1rem, 0.8rem + 0.8vw, 1.6rem);
  color: var(--texte-doux);
  font-size: 0.95rem;
  min-height: 0;
}

.faq__a.is-open {
  grid-template-rows: 1fr;
}

.faq__a.is-open > p {
  padding-bottom: 1.35rem;
}

/* ---------- 13 Contact et pied de page ---------- */

.section--contact {
  background: linear-gradient(180deg, var(--fond) 0%, var(--sable) 100%);
}

.contact {
  display: grid;
  gap: clamp(1.8rem, 1.2rem + 2.4vw, 3.2rem);
  align-items: center;
  background: var(--blanc);
  border: 1px solid var(--bordure);
  border-radius: var(--rayon-xl);
  padding: clamp(1.6rem, 1.2rem + 2vw, 3rem);
  box-shadow: var(--ombre-l);
}

.contact__text h2 {
  margin-bottom: var(--pas-2);
}

.contact__text p {
  color: var(--texte-doux);
}

.contact__mail {
  margin-block: var(--pas-3);
}

.contact__mail a {
  display: inline-block;
  font-family: var(--font-titre);
  font-size: clamp(1.05rem, 0.9rem + 1vw, 1.65rem);
  font-weight: 700;
  color: var(--vert-profond);
  padding: 0.75rem 1.4rem;
  border: 2px solid var(--vert-profond);
  border-radius: 999px;
  word-break: break-word;
  transition: all var(--transition);
}

.contact__mail a:hover {
  background: var(--vert-profond);
  color: var(--blanc);
  transform: translateY(-2px);
  box-shadow: 0 12px 26px rgba(20, 83, 45, 0.24);
}

.contact__facts {
  display: grid;
  gap: 0.6rem;
  border-top: 1px solid var(--bordure);
  padding-top: var(--pas-2);
}

.contact__facts li {
  font-size: 0.92rem;
  color: var(--texte-doux);
}

.contact__facts strong {
  font-family: var(--font-mono);
  font-size: 0.7rem;
  letter-spacing: 0.16em;
  text-transform: uppercase;
  color: var(--vert-moyen);
  margin-right: 0.5rem;
}

.contact__figure {
  margin: 0;
  border-radius: var(--rayon-l);
  overflow: hidden;
  border: 1px solid var(--bordure);
  background: var(--fond);
}

.contact__figure img {
  width: 100%;
  aspect-ratio: 1200 / 630;
  object-fit: cover;
}

.contact__figure figcaption {
  padding: 0.8rem 1rem;
  font-size: 0.84rem;
  color: var(--texte-clair);
}

.site-footer {
  background: var(--vert-profond);
  color: rgba(255, 255, 255, 0.76);
  padding-block: clamp(2.5rem, 2rem + 2vw, 4rem);
}

.site-footer__inner {
  display: grid;
  gap: var(--pas-3);
}

.site-footer__brand {
  display: flex;
  gap: var(--pas-2);
  align-items: flex-start;
  max-width: 46ch;
}

.site-footer__brand p {
  font-size: 0.92rem;
  line-height: 1.6;
}

.site-footer__brand strong {
  color: var(--blanc);
  font-size: 1.05rem;
}

.site-footer__nav ul {
  display: flex;
  flex-wrap: wrap;
  gap: 0.5rem 1.4rem;
}

.site-footer__nav a {
  color: rgba(255, 255, 255, 0.78);
  font-size: 0.9rem;
  border-bottom: 1px solid transparent;
  transition: color var(--transition), border-color var(--transition);
}

.site-footer__nav a:hover {
  color: var(--vert-clair);
  border-bottom-color: var(--vert-clair);
}

.site-footer__legal {
  font-size: 0.82rem;
  color: rgba(255, 255, 255, 0.55);
  border-top: 1px solid rgba(255, 255, 255, 0.14);
  padding-top: var(--pas-2);
  margin: 0;
}

.to-top {
  position: fixed;
  right: 1.2rem;
  bottom: 1.2rem;
  z-index: 45;
  width: 46px;
  height: 46px;
  border-radius: 50%;
  background: var(--vert-profond);
  color: var(--blanc);
  display: grid;
  place-items: center;
  font-size: 1.1rem;
  box-shadow: var(--ombre-m);
  opacity: 0;
  transform: translateY(12px);
  transition: opacity var(--transition), transform var(--transition), background-color var(--transition);
}

.to-top.is-shown {
  opacity: 1;
  transform: translateY(0);
}

.to-top:hover {
  background: var(--vert-moyen);
}

/* ---------- 14 Page 404 ---------- */

.error-page {
  min-height: 78vh;
  display: grid;
  place-items: center;
  text-align: center;
  padding-block: var(--pas-6);
  background:
    radial-gradient(80% 60% at 50% 0%, rgba(134, 239, 172, 0.3) 0%, rgba(250, 249, 245, 0) 65%),
    var(--fond);
}

.error-code {
  font-family: var(--font-condense);
  font-size: clamp(5rem, 3rem + 12vw, 11rem);
  line-height: 0.86;
  color: var(--vert-profond);
  margin: 0 0 var(--pas-2);
  letter-spacing: -0.02em;
}

.error-page p {
  color: var(--texte-doux);
  max-width: 52ch;
  margin-inline: auto;
}

.error-page .btn {
  margin-top: var(--pas-3);
}

.error-links {
  margin-top: var(--pas-4);
  display: flex;
  flex-wrap: wrap;
  gap: 0.5rem 1.2rem;
  justify-content: center;
}

.error-links a {
  font-size: 0.9rem;
  color: var(--texte-doux);
  border-bottom: 1px solid var(--bordure);
  transition: color var(--transition), border-color var(--transition);
}

.error-links a:hover {
  color: var(--vert-moyen);
  border-bottom-color: var(--vert-moyen);
}

/* ---------- 15 Animations, responsive et preferences ---------- */

.js .reveal,
.js .milestone,
.js .stat {
  opacity: 0;
  transform: translateY(22px);
  transition: opacity var(--transition-lente), transform var(--transition-lente);
}

.js .reveal.is-visible,
.js .milestone.is-visible,
.js .stat.is-visible {
  opacity: 1;
  transform: none;
}

.milestone:nth-child(even) {
  transition-delay: 60ms;
}

@keyframes pouls {
  0%, 100% {
    box-shadow: 0 0 0 4px rgba(22, 163, 74, 0.18);
  }
  50% {
    box-shadow: 0 0 0 8px rgba(22, 163, 74, 0.04);
  }
}

@keyframes pastille {
  0% {
    transform: scale(0.6);
    box-shadow: 0 0 0 0 rgba(22, 163, 74, 0.4);
  }
  55% {
    transform: scale(1.14);
    box-shadow: 0 0 0 12px rgba(22, 163, 74, 0);
  }
  100% {
    transform: scale(1);
    box-shadow: 0 0 0 0 rgba(22, 163, 74, 0);
  }
}

@media (min-width: 640px) {
  .stats {
    grid-template-columns: repeat(2, 1fr);
  }

  .site-footer__inner {
    gap: var(--pas-4);
  }
}

@media (min-width: 900px) {
  :root {
    --hauteur-entete: 78px;
  }

  .hero__inner {
    grid-template-columns: 1.25fr 0.85fr;
  }

  .turns {
    grid-template-columns: repeat(2, 1fr);
  }

  .eras {
    grid-template-columns: repeat(3, 1fr);
  }

  .method {
    grid-template-columns: 0.85fr 1.15fr;
  }

  .method__figure {
    position: sticky;
    top: calc(var(--hauteur-entete) + 1.5rem);
  }

  .contact {
    grid-template-columns: 1.1fr 0.9fr;
  }

  .site-footer__inner {
    grid-template-columns: 1fr 1fr;
    align-items: start;
  }

  .site-footer__legal {
    grid-column: 1 / -1;
  }

  /* Frise centrale a partir du desktop */
  .timeline__rail {
    left: 50%;
    transform: translateX(-50%);
    width: 3px;
  }

  .timeline__list {
    gap: 0;
  }

  .milestone {
    width: 50%;
    padding-left: 0;
    padding-bottom: clamp(1.6rem, 1rem + 2vw, 3rem);
  }

  .milestone--left {
    padding-right: 3.4rem;
    text-align: right;
  }

  .milestone--right {
    margin-left: 50%;
    padding-left: 3.4rem;
  }

  .milestone__dot {
    top: 30px;
    left: auto;
  }

  .milestone--left .milestone__dot {
    right: -9px;
  }

  .milestone--right .milestone__dot {
    left: -9px;
  }

  .milestone--left .milestone__figure {
    flex-direction: row-reverse;
    text-align: left;
  }

  .milestone--left .milestone__gain span {
    text-align: right;
  }

  .milestone--left:hover .milestone__card {
    transform: translate(-4px, -4px);
  }

  .milestone--right:hover .milestone__card {
    transform: translate(4px, -4px);
  }

  .js .milestone--left {
    transform: translate(-24px, 22px);
  }

  .js .milestone--right {
    transform: translate(24px, 22px);
  }

  .js .milestone--left.is-visible,
  .js .milestone--right.is-visible {
    transform: none;
  }

  .to-top {
    right: 2rem;
    bottom: 2rem;
  }
}

@media (min-width: 1200px) {
  .stats {
    grid-template-columns: repeat(4, 1fr);
  }

  .hero__lede {
    font-size: 1.2rem;
  }

  .milestone--left {
    padding-right: 4.6rem;
  }

  .milestone--right {
    padding-left: 4.6rem;
  }
}

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

  .site-nav {
    position: relative;
  }

  .nav-list {
    position: absolute;
    right: 0;
    top: calc(100% + 0.7rem);
    width: min(78vw, 300px);
    flex-direction: column;
    align-items: stretch;
    gap: 0.15rem;
    background: var(--blanc);
    border: 1px solid var(--bordure);
    border-radius: var(--rayon-m);
    padding: 0.6rem;
    box-shadow: var(--ombre-m);
    opacity: 0;
    visibility: hidden;
    transform: translateY(-8px);
    transition: opacity var(--transition), transform var(--transition), visibility var(--transition);
  }

  .nav-list.is-open {
    opacity: 1;
    visibility: visible;
    transform: translateY(0);
  }

  .nav-list a {
    display: block;
    padding: 0.7rem 0.9rem;
    border-radius: var(--rayon-s);
  }

  .nav-list a:hover {
    background: var(--sable);
  }

  .nav-list a::after {
    display: none;
  }

  .nav-cta {
    text-align: center;
    margin-left: 0;
    margin-top: 0.3rem;
  }

  .brand__role {
    display: none;
  }
}

@media (max-width: 640px) {
  .yearbar__label {
    display: none;
  }

  .timeline-controls {
    align-items: flex-start;
    flex-direction: column;
  }

  .milestone__figure {
    flex-direction: column;
    align-items: flex-start;
  }

  .hero__actions .btn {
    width: 100%;
  }
}

@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,
  .milestone,
  .stat,
  .milestone--left,
  .milestone--right {
    opacity: 1 !important;
    transform: none !important;
  }

  .era::before {
    transform: scaleY(1) !important;
  }

  .portrait-frame {
    transform: none;
  }

  .yearbar__scroll {
    scroll-behavior: auto;
  }
}

@media print {
  .site-header,
  .yearbar,
  .to-top,
  .progress,
  .timeline-controls {
    display: none !important;
  }

  body {
    background: #fff;
    color: #000;
  }

  .milestone,
  .reveal,
  .stat {
    opacity: 1 !important;
    transform: none !important;
  }
}