/* ═══════════════════════════════════════════════════════════
   GROUND IMPACT — Feuille de style commune
   Direction artistique unifiée sur la signature de la page Biographie
   Système partagé par index / fondatrice / perspectives / manifeste
═══════════════════════════════════════════════════════════ */

@import url('https://fonts.googleapis.com/css2?family=DM+Serif+Display:ital@0;1&family=Syne:wght@500;600;700&family=DM+Sans:wght@300;400;500&display=swap');

/* ─── RESET ─────────────────────────────────────────────── */
*, *::before, *::after { box-sizing: border-box; margin: 0; padding: 0; }

html { scroll-behavior: smooth; }

@media (prefers-reduced-motion: reduce) {
  html { scroll-behavior: auto; }
  *, *::before, *::after {
    animation-duration: 0.01ms !important;
    animation-iteration-count: 1 !important;
    transition-duration: 0.01ms !important;
    scroll-behavior: auto !important;
  }
}

img { max-width: 100%; display: block; }
ul { list-style: none; }
a { color: inherit; }

/* ─── TOKENS — palette Ground Impact ────────────────────── */
:root {
  --white:   #FAF9F7;
  --off:     #F3EFE9;
  --ink:     #111010;

  --muted:   #6B6560;
  --muted-2: #8A8580;
  --border:  #E8E5E0;

  --violet: #6B3FA0;
  --rouge:  #C93B3B;
  --orange: #D4602A;
  --jaune:  #D4A82A;
  --vert:   #3A7D5C;

  --grad-full: linear-gradient(105deg, #6B3FA0 0%, #C93B3B 30%, #D4602A 55%, #D4A82A 80%, #3A7D5C 100%);

  --font-display: 'DM Serif Display', Georgia, serif;
  --font-label:   'Syne', sans-serif;
  --font-body:    'DM Sans', -apple-system, BlinkMacSystemFont, sans-serif;

  --gap: clamp(2rem, 6vw, 6rem);
  --gap-section: clamp(4.5rem, 10vw, 8rem);
  --radius: 10px;
  --radius-signature: 6px 6px 56px 6px;
  --ease: cubic-bezier(0.22, 1, 0.36, 1);

  --nav-height: 76px;
}

/* ─── BASE ──────────────────────────────────────────────── */
html, body { overflow-x: hidden; }

body {
  background: var(--white);
  color: var(--ink);
  font-family: var(--font-body);
  font-weight: 300;
  line-height: 1.6;
  -webkit-font-smoothing: antialiased;
}

h1, h2, h3 { font-family: var(--font-display); font-weight: 400; }

em { font-style: italic; }
strong { font-weight: 600; }

:focus-visible {
  outline: 2px solid var(--violet);
  outline-offset: 3px;
}

/* Skip link */
.skip-link {
  position: absolute;
  left: 1rem;
  top: -100%;
  background: var(--ink);
  color: var(--white);
  padding: 0.75rem 1.25rem;
  border-radius: var(--radius);
  font-size: 0.85rem;
  z-index: 1000;
  transition: top 0.2s var(--ease);
}
.skip-link:focus { top: 1rem; }

/* ─── UTILITAIRES DE MISE EN PAGE ───────────────────────── */
.section-inner {
  max-width: 1140px;
  margin: 0 auto;
  padding: var(--gap-section) var(--gap);
  position: relative;
}

.eyebrow,
.section-label {
  font-family: var(--font-label);
  font-size: 0.72rem;
  font-weight: 600;
  letter-spacing: 0.2em;
  text-transform: uppercase;
  color: var(--muted-2);
  margin-bottom: 2rem;
  display: flex;
  align-items: center;
  gap: 0.85rem;
}
.eyebrow::after,
.section-label::after {
  content: '';
  display: block;
  flex: 1;
  max-width: 48px;
  height: 1px;
  background: var(--border);
}

/* Variante Hero : eyebrow accentué violet, signature de la page */
.hero .eyebrow { color: var(--violet); }
.hero .eyebrow::after { background: var(--violet); opacity: 0.4; }

.section-title {
  font-size: clamp(1.9rem, 3.4vw, 3.1rem);
  font-weight: 300;
  line-height: 1.16;
  letter-spacing: -0.01em;
  max-width: 22ch;
  margin-bottom: 2.5rem;
}
.section-title em { color: var(--violet); font-style: italic; }

/* Reveal on scroll — visible par défaut ; l'animation ne s'active
   que si script.js a confirmé son exécution (voir html.js-ready).
   Ainsi, si le script ne charge pas, le contenu reste lisible. */
html.js-ready .reveal {
  opacity: 0;
  transform: translateY(28px);
  transition: opacity 0.8s var(--ease), transform 0.8s var(--ease);
}
html.js-ready .reveal.is-visible { opacity: 1; transform: translateY(0); }
.reveal-1 { transition-delay: 0.08s; }
.reveal-2 { transition-delay: 0.16s; }
.reveal-3 { transition-delay: 0.26s; }

/* ─── BOUTONS & LIENS ───────────────────────────────────── */
.btn {
  display: inline-flex;
  align-items: center;
  gap: 0.65rem;
  font-family: var(--font-body);
  font-size: 0.88rem;
  font-weight: 500;
  letter-spacing: 0.03em;
  padding: 1rem 1.85rem;
  border-radius: 100px;
  text-decoration: none;
  min-height: 52px;
  transition: transform 0.2s var(--ease), box-shadow 0.2s var(--ease), background 0.2s var(--ease), color 0.2s var(--ease);
}

.btn--primary {
  background: var(--ink);
  color: var(--white);
}
.btn--primary:hover {
  transform: translateY(-2px);
  box-shadow: 0 16px 34px rgba(107, 63, 160, 0.35);
}

.btn--white {
  background: var(--white);
  color: var(--ink);
}
.btn--white:hover {
  transform: translateY(-2px);
  box-shadow: 0 18px 42px rgba(107, 63, 160, 0.4);
}

.btn span[aria-hidden] { transition: transform 0.2s var(--ease); }
.btn:hover span[aria-hidden] { transform: translateX(3px); }

.link-arrow {
  display: inline-flex;
  align-items: center;
  gap: 0.6rem;
  font-size: 0.92rem;
  font-weight: 500;
  color: var(--ink);
  text-decoration: none;
  border-bottom: 1px solid var(--ink);
  padding-bottom: 0.2rem;
  transition: gap 0.2s var(--ease), border-color 0.2s var(--ease), color 0.2s var(--ease);
}
.link-arrow:hover { gap: 1rem; border-color: var(--violet); color: var(--violet); }

.link-secondary {
  font-size: 0.85rem;
  color: rgba(255,255,255,0.6);
  text-decoration: underline;
  text-underline-offset: 3px;
}
.link-secondary:hover { color: var(--white); }

/* ─── HEADER / NAVIGATION ───────────────────────────────── */
.site-header {
  position: fixed;
  top: 0; left: 0; right: 0;
  z-index: 200;
  background: rgba(250,249,247,0.92);
  backdrop-filter: blur(12px);
  border-bottom: 1px solid transparent;
  transition: border-color 0.3s var(--ease);
}
.site-header.is-scrolled { border-bottom-color: var(--border); }

.nav {
  max-width: 1280px;
  margin: 0 auto;
  height: var(--nav-height);
  padding: 0 clamp(1.25rem, 4vw, 2.5rem);
  display: flex;
  align-items: center;
  justify-content: space-between;
}

.nav__brand {
  display: inline-flex;
  align-items: center;
  gap: 0.6rem;
  font-family: var(--font-label);
  font-size: 1rem;
  font-weight: 700;
  letter-spacing: 0.14em;
  text-transform: uppercase;
  text-decoration: none;
  color: var(--ink);
}
.nav__brand::before {
  content: '';
  width: 8px; height: 8px;
  border-radius: 50%;
  background: var(--violet);
  flex-shrink: 0;
}
.nav__brand span { color: var(--muted-2); font-weight: 500; }

.nav__toggle {
  display: none;
  align-items: center;
  gap: 0.5rem;
  background: none;
  border: none;
  cursor: pointer;
  font-family: var(--font-body);
  font-size: 0.8rem;
  color: var(--ink);
  padding: 0.5rem;
}

.nav__toggle-icon {
  position: relative;
  width: 22px;
  height: 14px;
}
.nav__toggle-icon::before,
.nav__toggle-icon::after {
  content: '';
  position: absolute;
  left: 0; right: 0;
  height: 1.5px;
  background: var(--ink);
  transition: transform 0.25s var(--ease), opacity 0.25s var(--ease);
}
.nav__toggle-icon::before { top: 0; }
.nav__toggle-icon::after { bottom: 0; }

.nav[data-open="true"] .nav__toggle-icon::before { transform: translateY(6.5px) rotate(45deg); }
.nav[data-open="true"] .nav__toggle-icon::after { transform: translateY(-6.5px) rotate(-45deg); }

.nav__panel {
  display: flex;
  align-items: center;
  gap: clamp(1.5rem, 3vw, 3rem);
}

.nav__links {
  display: flex;
  align-items: center;
  gap: clamp(1.25rem, 2.5vw, 2.25rem);
}

.nav__link {
  font-family: var(--font-label);
  font-size: 0.82rem;
  font-weight: 600;
  letter-spacing: 0.04em;
  text-decoration: none;
  color: var(--muted);
  transition: color 0.2s var(--ease);
}
.nav__link:hover,
.nav__link:focus-visible { color: var(--violet); }

.nav__cta {
  display: inline-flex;
  align-items: center;
  gap: 0.5rem;
  font-size: 0.82rem;
  font-weight: 500;
  letter-spacing: 0.03em;
  color: var(--ink);
  text-decoration: none;
  border: 1px solid var(--ink);
  border-radius: 100px;
  padding: 0.65rem 1.4rem;
  transition: background 0.2s var(--ease), color 0.2s var(--ease), border-color 0.2s var(--ease), transform 0.2s var(--ease);
  white-space: nowrap;
}
.nav__cta:hover { background: var(--ink); color: var(--white); transform: translateY(-1px); }

/* Mobile nav */
@media (max-width: 860px) {
  .nav__toggle { display: inline-flex; }

  .nav__panel {
    position: fixed;
    top: var(--nav-height);
    left: 0; right: 0;
    height: calc(100vh - var(--nav-height));
    background: var(--white);
    flex-direction: column;
    align-items: flex-start;
    justify-content: flex-start;
    gap: 2rem;
    padding: 2.5rem clamp(1.25rem, 6vw, 2.5rem);
    transform: translateY(-8px);
    opacity: 0;
    pointer-events: none;
    transition: opacity 0.25s var(--ease), transform 0.25s var(--ease);
    overflow-y: auto;
  }

  .nav[data-open="true"] .nav__panel {
    opacity: 1;
    transform: translateY(0);
    pointer-events: auto;
  }

  .nav__links { flex-direction: column; align-items: flex-start; gap: 1.5rem; width: 100%; }
  .nav__link { font-size: 1.15rem; color: var(--ink); }

  .nav__cta { width: 100%; justify-content: center; padding: 1rem 1.4rem; }
}

/* ─── HERO ──────────────────────────────────────────────── */
.hero {
  min-height: 100vh;
  display: grid;
  grid-template-columns: 1.1fr 0.9fr;
  align-items: center;
  gap: clamp(2.5rem, 6vw, 5rem);
  max-width: 1600px;
  margin: 0 auto;
  padding: calc(var(--nav-height) + 3rem) clamp(1.25rem, 6vw, 4rem) 4rem;
}

.hero__content { max-width: 640px; }

.hero__title {
  font-size: clamp(2.4rem, 5.2vw, 4.6rem);
  font-weight: 300;
  line-height: 1.08;
  letter-spacing: -0.02em;
  margin-bottom: 1.75rem;
}
.hero__title em { color: var(--violet); font-style: italic; }

.hero__sub {
  font-size: clamp(1rem, 1.3vw, 1.15rem);
  color: var(--muted);
  line-height: 1.75;
  max-width: 48ch;
  margin-bottom: 2.75rem;
}

.hero__cta-group { display: flex; flex-direction: column; gap: 1rem; align-items: flex-start; }

.hero__cta-note {
  font-size: 0.85rem;
  color: var(--muted-2);
  max-width: 38ch;
  line-height: 1.6;
}

.hero__visual {
  position: relative;
  display: flex;
  align-items: center;
  justify-content: center;
}

.hero__visual::before {
  content: '';
  position: absolute;
  width: 280px; height: 280px;
  border-radius: 50%;
  background: var(--violet);
  opacity: 0.14;
  filter: blur(56px);
  z-index: 0;
  animation: hero-glow-breathe 4.5s ease-in-out infinite;
}

@keyframes hero-glow-breathe {
  0%, 100% { transform: scale(1); opacity: 0.14; }
  50%      { transform: scale(1.16); opacity: 0.26; }
}

.logo-mark {
  position: relative;
  z-index: 1;
  width: min(340px, 100%);
  height: auto;
}
.logo-mark::after {
  content: '';
  position: absolute;
  top: 6%; right: -1.25rem;
  width: 3px; height: 88%;
  background: linear-gradient(to bottom, var(--violet), var(--orange), transparent);
  border-radius: 10px;
}

/* ─── TENSIONS ──────────────────────────────────────────── */
.tensions {
  background: var(--ink);
  color: var(--white);
}
.tensions .section-label { color: rgba(255,255,255,0.4); }
.tensions .section-label::after { background: rgba(255,255,255,0.14); }
.tensions .section-title { color: var(--white); max-width: 26ch; }
.tensions .section-title em { color: rgba(255,255,255,0.55); }

.tension-grid {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: 1px;
  background: rgba(255,255,255,0.08);
  border: 1px solid rgba(255,255,255,0.08);
  margin-top: 1rem;
}

.tension-item {
  position: relative;
  background: var(--ink);
  padding: 2.5rem 2.5rem 2.25rem;
  transition: background 0.3s var(--ease);
  overflow: hidden;
}
.tension-item::before {
  content: '';
  position: absolute;
  top: 0; left: 0; right: 0;
  height: 3px;
  transition: box-shadow 0.3s var(--ease);
}
.tension-item:nth-child(1)::before { background: var(--violet); }
.tension-item:nth-child(2)::before { background: var(--rouge); }
.tension-item:nth-child(3)::before { background: var(--orange); }
.tension-item:nth-child(4)::before { background: var(--jaune); }

.tension-item:hover { background: #1a1a18; }
.tension-item:nth-child(1):hover::before { box-shadow: 0 0 18px rgba(107,63,160,0.7); }
.tension-item:nth-child(2):hover::before { box-shadow: 0 0 18px rgba(201,59,59,0.7); }
.tension-item:nth-child(3):hover::before { box-shadow: 0 0 18px rgba(212,96,42,0.7); }
.tension-item:nth-child(4):hover::before { box-shadow: 0 0 18px rgba(212,168,42,0.7); }

.tension-number {
  font-family: var(--font-label);
  font-size: 0.72rem;
  font-weight: 600;
  letter-spacing: 0.14em;
  color: rgba(255,255,255,0.32);
  margin-bottom: 1.1rem;
}

.tension-text {
  font-size: clamp(0.98rem, 1.3vw, 1.1rem);
  color: rgba(255,255,255,0.82);
  line-height: 1.6;
}

/* ─── APPROCHE / MOVEMENTS ──────────────────────────────── */
.approche { scroll-margin-top: var(--nav-height); }

.approche__intro {
  font-size: clamp(1.05rem, 1.5vw, 1.25rem);
  font-style: italic;
  color: var(--ink);
  line-height: 1.75;
  max-width: 60ch;
  margin-bottom: 3.5rem;
  border-left: 3px solid var(--violet);
  padding-left: 1.5rem;
}

.movement-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 2px;
}

.movement-card {
  position: relative;
  overflow: hidden;
  border: 1.5px solid var(--border);
  border-radius: var(--radius-signature);
  padding: 2.75rem 2.25rem 2.5rem;
  transition: border-color 0.3s var(--ease), transform 0.3s var(--ease);
}
.movement-card::before {
  content: '';
  position: absolute;
  top: 0; left: 0; right: 0;
  height: 3px;
}
.movement-card:nth-child(1)::before { background: var(--violet); }
.movement-card:nth-child(2)::before { background: var(--orange); }
.movement-card:nth-child(3)::before { background: var(--vert); }

.movement-card:hover { border-color: var(--ink); transform: translateY(-4px); }

.movement-card__name {
  font-family: var(--font-display);
  font-size: 1.9rem;
  font-weight: 600;
  margin-bottom: 0.4rem;
}

.movement-card__verb {
  font-family: var(--font-label);
  font-size: 0.72rem;
  font-weight: 600;
  letter-spacing: 0.1em;
  text-transform: uppercase;
  color: var(--muted-2);
  margin-bottom: 1.35rem;
}

.movement-card__desc {
  font-size: 0.94rem;
  color: var(--muted);
  line-height: 1.7;
}

/* ─── TERRAINS D'INTERVENTION ───────────────────────────── */
.terrains { background: var(--off); border-top: 1px solid var(--border); border-bottom: 1px solid var(--border); }

.terrain-grid {
  display: flex;
  flex-wrap: wrap;
  gap: 0.9rem;
  margin-top: 1rem;
}

.terrain-item {
  border-radius: 100px;
  border: 1px solid var(--border);
  background: var(--white);
  padding: 0.85rem 1.5rem;
  font-size: 0.92rem;
  color: var(--ink);
  transition: border-color 0.25s var(--ease), background 0.25s var(--ease), color 0.25s var(--ease);
}

.terrain-item:nth-child(4n+1):hover { border-color: var(--violet); color: var(--violet); background: rgba(107,63,160,0.06); }
.terrain-item:nth-child(4n+2):hover { border-color: var(--orange); color: var(--orange); background: rgba(212,96,42,0.06); }
.terrain-item:nth-child(4n+3):hover { border-color: var(--vert); color: var(--vert); background: rgba(58,125,92,0.06); }
.terrain-item:nth-child(4n+4):hover { border-color: var(--rouge); color: var(--rouge); background: rgba(201,59,59,0.06); }

/* ─── FORMATS ────────────────────────────────────────────── */
.format-list { margin-top: 1rem; counter-reset: format-counter; }

.format-item {
  position: relative;
  display: grid;
  grid-template-columns: 3rem minmax(0, 1fr) minmax(0, 1.6fr);
  align-items: baseline;
  gap: 0.5rem 2rem;
  padding: 2rem 0;
  border-top: 1px solid var(--border);
  counter-increment: format-counter;
}
.format-list .format-item:last-child { border-bottom: 1px solid var(--border); }

.format-item::before {
  content: counter(format-counter, upper-roman);
  grid-column: 1;
  font-family: var(--font-display);
  font-size: 1.05rem;
  font-style: italic;
  color: var(--violet);
}

.format-item__title { grid-column: 2; font-size: 1.1rem; font-weight: 400; }
.format-item__desc { grid-column: 3; font-size: 0.94rem; color: var(--muted); line-height: 1.7; }

/* ─── PREUVES ───────────────────────────────────────────── */
.preuves { background: var(--off); }

.preuve-grid {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: 1px;
  background: var(--border);
  border: 1px solid var(--border);
  margin-top: 1rem;
}

.preuve-item {
  position: relative;
  background: var(--white);
  padding: 1.75rem 2rem 1.75rem 3rem;
  font-size: 0.95rem;
  color: var(--ink);
  line-height: 1.6;
  transition: background 0.25s var(--ease);
}
.preuve-item::before {
  content: '';
  position: absolute;
  left: 2rem; top: 2.15rem;
  width: 7px; height: 7px;
  border-radius: 50%;
}
.preuve-item:nth-child(4n+1)::before { background: var(--violet); }
.preuve-item:nth-child(4n+2)::before { background: var(--orange); }
.preuve-item:nth-child(4n+3)::before { background: var(--vert); }
.preuve-item:nth-child(4n+4)::before { background: var(--rouge); }
.preuve-item:hover { background: var(--off); }

/* ─── TRANSITIONS (Fondatrice / Perspectives) ───────────── */
.transition { border-top: 1px solid var(--border); position: relative; overflow: hidden; }

.transition__inner { padding-top: calc(var(--gap-section) * 0.7); padding-bottom: calc(var(--gap-section) * 0.7); }

.transition__text { max-width: 60ch; position: relative; z-index: 1; }

.transition__body {
  font-size: 1rem;
  color: var(--muted);
  line-height: 1.75;
  margin-bottom: 1.75rem;
  max-width: 56ch;
}

.transition--fondatrice::before {
  content: '';
  position: absolute;
  width: 360px; height: 360px;
  border-radius: 50%;
  background: var(--violet);
  opacity: 0.08;
  filter: blur(70px);
  right: -100px; top: -80px;
  pointer-events: none;
}
.transition--fondatrice .section-label { color: var(--violet); }
.transition--fondatrice .section-label::after { background: var(--violet); opacity: 0.35; }

.transition--perspectives {
  background: var(--off);
}
.transition--perspectives::before {
  content: '';
  position: absolute;
  width: 360px; height: 360px;
  border-radius: 50%;
  background: var(--orange);
  opacity: 0.1;
  filter: blur(70px);
  left: -100px; bottom: -80px;
  pointer-events: none;
}
.transition--perspectives .section-label { color: var(--orange); }
.transition--perspectives .section-label::after { background: var(--orange); opacity: 0.35; }

/* ─── CTA FINAL ─────────────────────────────────────────── */
.cta-final {
  background: var(--ink);
  color: var(--white);
  position: relative;
  overflow: hidden;
  text-align: center;
}
.cta-final::before {
  content: '';
  position: absolute; inset: 0;
  background: radial-gradient(ellipse at 28% 38%, rgba(107,63,160,0.3) 0%, transparent 60%),
              radial-gradient(ellipse at 76% 62%, rgba(201,59,59,0.16) 0%, transparent 60%);
  pointer-events: none;
}

.cta-final .eyebrow { color: rgba(255,255,255,0.4); }
.cta-final .eyebrow::after { background: rgba(255,255,255,0.14); }

.cta-final__inner { position: relative; max-width: 760px; }

.cta-final__title {
  font-size: clamp(2rem, 4.4vw, 3.6rem);
  font-weight: 300;
  line-height: 1.15;
  margin-bottom: 1.5rem;
}
.cta-final__title em { color: rgba(255,255,255,0.65); font-style: italic; }

.cta-final__sub {
  font-size: 1rem;
  color: rgba(255,255,255,0.55);
  line-height: 1.7;
  margin-bottom: 2.75rem;
  max-width: 46ch;
  margin-left: auto;
  margin-right: auto;
}

.cta-final__actions {
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 1.25rem;
}

/* ─── FOOTER ────────────────────────────────────────────── */
.site-footer {
  position: relative;
  background: #0d0d0c;
  color: rgba(255,255,255,0.35);
  padding: 2.5rem clamp(1.25rem, 6vw, 4rem);
}
.site-footer::before {
  content: '';
  position: absolute;
  top: 0; left: 0; right: 0;
  height: 2px;
  background: var(--grad-full);
}

.site-footer__inner {
  max-width: 1280px;
  margin: 0 auto;
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  justify-content: space-between;
  gap: 1.25rem;
}

.site-footer__copy { font-size: 0.8rem; }

.site-footer__links {
  display: flex;
  flex-wrap: wrap;
  gap: 1.75rem;
  font-size: 0.8rem;
}

.site-footer__links a {
  text-decoration: none;
  color: rgba(255,255,255,0.4);
  transition: color 0.2s var(--ease);
}
.site-footer__links a:hover { color: var(--jaune); }

.site-footer__pending { color: rgba(255,255,255,0.25); }

/* ─── RESPONSIVE ────────────────────────────────────────── */
@media (max-width: 900px) {
  .hero { grid-template-columns: 1fr; text-align: left; padding-top: calc(var(--nav-height) + 2rem); }
  .hero__visual { order: -1; max-width: 260px; margin: 0 auto 1rem; }

  .tension-grid,
  .movement-grid,
  .preuve-grid { grid-template-columns: 1fr; }

  .format-item {
    grid-template-columns: 1fr;
    padding-left: 2.75rem;
  }
  .format-item::before {
    position: absolute;
    left: 0; top: 2rem;
    grid-column: auto;
  }
  .format-item__title,
  .format-item__desc { grid-column: auto; }

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

@media (max-width: 480px) {
  .section-inner { padding: calc(var(--gap-section) * 0.7) 1.25rem; }
  .hero__cta-group { width: 100%; }
  .btn { width: 100%; justify-content: center; }
}

/* ═══════════════════════════════════════════════════════════
   FONDATRICE — composants complémentaires
   (spécifiques au contenu porté par GI_biographie.html)
═══════════════════════════════════════════════════════════ */

/* Variante Hero : contenu plus long, portrait au lieu du logo */
.hero--tall {
  min-height: auto;
  padding-top: calc(var(--nav-height) + 4rem);
  padding-bottom: 5rem;
}

.hero__founder {
  display: flex;
  align-items: center;
  gap: 1rem;
  margin-top: 0.5rem;
}
.hero__founder-line { width: 32px; height: 1.5px; background: var(--orange); }
.hero__founder-name {
  font-family: var(--font-label);
  font-size: 0.78rem;
  font-weight: 600;
  letter-spacing: 0.1em;
  text-transform: uppercase;
  color: var(--orange);
}

.hero__portrait-wrap {
  position: relative;
  z-index: 1;
  width: min(400px, 100%);
  aspect-ratio: 3 / 4;
}
.hero__portrait {
  width: 100%; height: 100%;
  object-fit: cover;
  border-radius: var(--radius-signature);
  display: block;
  background: var(--off);
}
.hero__portrait-badge {
  position: absolute;
  bottom: -1.5rem; left: -1.5rem;
  background: var(--ink);
  color: var(--white);
  padding: 1rem 1.4rem;
  border-radius: 12px;
  font-family: var(--font-label);
  font-size: 0.72rem;
  letter-spacing: 0.1em;
  text-transform: uppercase;
  line-height: 1.5;
  box-shadow: 0 10px 32px rgba(0,0,0,0.2);
}
.hero__portrait-badge strong {
  display: block;
  font-family: var(--font-display);
  font-style: normal;
  font-size: 0.95rem;
  letter-spacing: 0.05em;
  margin-bottom: 0.15rem;
}

/* Parcours / Timeline */
.parcours { background: var(--ink); color: var(--white); }
.parcours .section-inner {
  display: grid;
  grid-template-columns: 1fr 2fr;
  gap: 4rem;
  align-items: start;
}
.parcours .section-label { color: rgba(255,255,255,0.4); }
.parcours .section-label::after { background: rgba(255,255,255,0.14); }

.parcours__intro-title {
  font-size: clamp(1.7rem, 2.6vw, 2.4rem);
  line-height: 1.18;
  margin-bottom: 1.25rem;
  max-width: 18ch;
}
.parcours__intro-text {
  color: rgba(255,255,255,0.55);
  font-size: 0.95rem;
  max-width: 30ch;
  line-height: 1.7;
}

.timeline { position: relative; padding-left: 2rem; }
.timeline::before {
  content: '';
  position: absolute;
  left: 0; top: 0.5rem; bottom: 0;
  width: 1px;
  background: linear-gradient(to bottom, var(--violet), var(--orange), rgba(255,255,255,0.05));
}
.timeline-item { position: relative; padding: 0 0 2.5rem 2rem; }
.timeline-item:last-child { padding-bottom: 0; }
.timeline-dot {
  position: absolute;
  left: -0.45rem; top: 0.4rem;
  width: 10px; height: 10px;
  border-radius: 50%;
  background: var(--white);
  border: 2px solid var(--violet);
}
.timeline-dot--current { border-color: var(--orange); background: var(--orange); }
.timeline-year {
  font-family: var(--font-label);
  font-size: 0.68rem;
  letter-spacing: 0.18em;
  text-transform: uppercase;
  color: var(--violet);
  margin-bottom: 0.4rem;
}
.timeline-year--current { color: var(--orange); }
.timeline-role {
  font-family: var(--font-display);
  font-size: 1.2rem;
  color: var(--white);
  margin-bottom: 0.3rem;
  font-weight: 400;
}
.timeline-org {
  font-family: var(--font-label);
  font-size: 0.78rem;
  letter-spacing: 0.08em;
  color: rgba(255,255,255,0.45);
  text-transform: uppercase;
  margin-bottom: 0.6rem;
}
.timeline-desc {
  font-size: 0.88rem;
  color: rgba(255,255,255,0.55);
  line-height: 1.65;
  max-width: 50ch;
}

/* Ce que l'expérience m'a appris */
.insights__grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 1.5rem;
  margin-top: 1rem;
}
.insight-card {
  position: relative;
  overflow: hidden;
  background: var(--white);
  border: 1.5px solid var(--border);
  border-radius: var(--radius-signature);
  padding: 2.5rem 2rem;
  transition: border-color 0.3s var(--ease), transform 0.3s var(--ease);
}
.insight-card:hover { border-color: var(--violet); transform: translateY(-4px); }
.insight-card::before {
  content: '';
  position: absolute;
  top: 0; left: 0; right: 0;
  height: 3px;
}
.insight-card:nth-child(1)::before { background: var(--violet); }
.insight-card:nth-child(2)::before { background: var(--orange); }
.insight-card:nth-child(3)::before { background: var(--jaune); }
.insight-card__num {
  font-family: var(--font-label);
  font-size: 3.5rem;
  font-weight: 700;
  line-height: 1;
  color: var(--border);
  margin-bottom: 1.5rem;
}
.insight-card h3 {
  font-family: var(--font-display);
  font-size: 1.2rem;
  font-weight: 400;
  line-height: 1.3;
  margin-bottom: 0.85rem;
}
.insight-card p { font-size: 0.9rem; color: var(--muted); line-height: 1.7; }

/* Vision design */
.vision { background: var(--ink); color: var(--white); position: relative; overflow: hidden; }
.vision::before {
  content: '';
  position: absolute;
  width: 420px; height: 420px;
  border-radius: 50%;
  background: var(--violet);
  opacity: 0.14;
  filter: blur(90px);
  right: -120px; bottom: -140px;
  pointer-events: none;
}
.vision .section-label { color: rgba(255,255,255,0.4); }
.vision .section-label::after { background: rgba(255,255,255,0.14); }
.vision__grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 5rem;
  align-items: center;
  position: relative;
  z-index: 1;
}
.vision__panel {
  aspect-ratio: 4 / 5;
  max-width: 380px;
  border-radius: 80px var(--radius) var(--radius) var(--radius);
  background: linear-gradient(160deg, rgba(107,63,160,0.35), rgba(212,96,42,0.18));
}
.vision__quote {
  font-family: var(--font-display);
  font-size: clamp(1.5rem, 2.4vw, 2.2rem);
  line-height: 1.25;
  font-style: italic;
  color: var(--white);
  border-left: 3px solid var(--violet);
  padding-left: 1.5rem;
  margin-bottom: 1.75rem;
}
.vision__text {
  font-size: 0.95rem;
  color: rgba(255,255,255,0.6);
  line-height: 1.8;
  margin-bottom: 1.75rem;
}
.pill-group { display: flex; flex-wrap: wrap; gap: 0.6rem; }
.pill {
  font-family: var(--font-label);
  font-size: 0.68rem;
  font-weight: 600;
  letter-spacing: 0.1em;
  text-transform: uppercase;
  padding: 0.45rem 0.95rem;
  border-radius: 100px;
  border: 1px solid rgba(255,255,255,0.18);
  color: rgba(255,255,255,0.65);
}

/* Approche régénérative */
.regen__grid {
  display: grid;
  grid-template-columns: 3fr 2fr;
  gap: 5rem;
  align-items: center;
}
.regen__body p { color: var(--muted); line-height: 1.8; margin-bottom: 1.25rem; }
.regen__badge {
  display: inline-flex;
  align-items: center;
  gap: 0.75rem;
  background: #F0F7F3;
  border: 1px solid #C5E0D0;
  border-radius: 12px;
  padding: 1rem 1.4rem;
  margin-top: 0.5rem;
  width: fit-content;
}
.regen__badge-dot { width: 8px; height: 8px; border-radius: 50%; background: var(--vert); flex-shrink: 0; }
.regen__badge-text {
  font-family: var(--font-label);
  font-size: 0.78rem;
  font-weight: 600;
  letter-spacing: 0.08em;
  text-transform: uppercase;
  color: var(--vert);
}
.regen__visual {
  aspect-ratio: 1;
  max-width: 320px;
  margin-left: auto;
  border-radius: 50% 50% 50% var(--radius);
  background: linear-gradient(150deg, #EAF5EF, #F3EFE9);
}

/* Responsive — composants Fondatrice */
@media (max-width: 900px) {
  .hero--tall .hero__visual { max-width: 300px; margin: 0 auto; }
  .hero__portrait-badge { left: 0; }

  .parcours .section-inner { grid-template-columns: 1fr; }
  .parcours__intro-text { max-width: 100%; }

  .insights__grid { grid-template-columns: 1fr; }

  .vision__grid,
  .regen__grid { grid-template-columns: 1fr; }
  .vision__panel,
  .regen__visual { display: none; }
}

/* ═══════════════════════════════════════════════════════════
   PERSPECTIVES — composants complémentaires
═══════════════════════════════════════════════════════════ */

/* Hero éditorial : une seule colonne, très respirant */
.hero--editorial {
  display: block;
  min-height: auto;
  max-width: 780px;
  padding-top: calc(var(--nav-height) + 6rem);
  padding-bottom: 5rem;
}
.hero--editorial .hero__sub { max-width: 56ch; }

/* À la une — carte unique, volontairement généreuse */
.featured {
  display: block;
  position: relative;
  overflow: hidden;
  border: 1.5px solid var(--border);
  border-radius: var(--radius-signature);
  padding: clamp(2.5rem, 5vw, 4.5rem);
  background: var(--white);
  text-decoration: none;
  color: var(--ink);
  transition: border-color 0.3s var(--ease), transform 0.3s var(--ease);
}
.featured::before {
  content: '';
  position: absolute;
  top: 0; left: 0; right: 0;
  height: 4px;
  background: var(--grad-full);
}
.featured:hover { border-color: var(--ink); transform: translateY(-4px); }

.featured__tag {
  display: inline-flex;
  align-items: center;
  gap: 0.5rem;
  font-family: var(--font-label);
  font-size: 0.68rem;
  font-weight: 600;
  letter-spacing: 0.12em;
  text-transform: uppercase;
  color: var(--violet);
  margin-bottom: 1.5rem;
}
.featured__tag::before {
  content: '';
  width: 6px; height: 6px;
  border-radius: 50%;
  background: var(--violet);
}

.featured__title {
  font-size: clamp(1.8rem, 3vw, 2.6rem);
  font-weight: 400;
  line-height: 1.2;
  max-width: 20ch;
  margin-bottom: 1.25rem;
}

.featured__desc {
  font-size: 1rem;
  color: var(--muted);
  line-height: 1.75;
  max-width: 50ch;
  margin-bottom: 2rem;
}

/* À paraître — cartes volontairement sobres, bordure pointillée
   pour signifier un contenu à venir, jamais disponible */
.upcoming__grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 1.5rem;
  margin-top: 1rem;
}

.upcoming-card {
  border: 1.5px dashed var(--border);
  border-radius: var(--radius);
  padding: 2rem 1.75rem;
  transition: border-color 0.3s var(--ease);
}
.upcoming-card:hover { border-color: var(--muted-2); }

.upcoming-card__title {
  font-family: var(--font-display);
  font-size: 1.15rem;
  font-weight: 400;
  line-height: 1.35;
  margin-bottom: 0.75rem;
}

.upcoming-card__phrase {
  font-size: 0.88rem;
  color: var(--muted);
  line-height: 1.6;
  margin-bottom: 1.25rem;
}

.upcoming-card__tag {
  font-family: var(--font-label);
  font-size: 0.65rem;
  font-weight: 600;
  letter-spacing: 0.12em;
  text-transform: uppercase;
  color: var(--muted-2);
}

/* Conclusion éditoriale */
.outro {
  max-width: 640px;
}
.outro__text {
  font-size: clamp(1.05rem, 1.5vw, 1.25rem);
  font-style: italic;
  color: var(--ink);
  line-height: 1.75;
  border-left: 3px solid var(--violet);
  padding-left: 1.5rem;
}

/* Responsive — composants Perspectives */
@media (max-width: 900px) {
  .hero--editorial { padding-top: calc(var(--nav-height) + 3rem); }
  .upcoming__grid { grid-template-columns: 1fr; }
}

/* ═══════════════════════════════════════════════════════════
   MANIFESTE — scrollytelling
   Mêmes tokens (couleurs, polices, dégradé) que le reste du site.
   Ce qui différencie cette page vient du rythme de lecture,
   pas d'une nouvelle direction artistique.
═══════════════════════════════════════════════════════════ */

/* Barre de progression de lecture */
.m-progress {
  position: fixed;
  top: 0; left: 0;
  height: 2px;
  width: 0%;
  background: var(--grad-full);
  z-index: 250;
  transition: width 0.1s linear;
}

/* Lignes de fond animées (discrètes) */
#bg-canvas {
  position: fixed;
  inset: 0;
  width: 100%;
  height: 100%;
  pointer-events: none;
  z-index: 0;
}
@keyframes m-path-drift {
  0%   { stroke-dashoffset: 0; opacity: 1; }
  50%  { opacity: 0.6; }
  100% { stroke-dashoffset: -600; opacity: 1; }
}
.inf-path {
  stroke-dasharray: 40 18;
  animation: m-path-drift 28s linear infinite;
}
.inf-path:nth-child(2) { animation-duration: 34s; }
.inf-path:nth-child(3) { animation-duration: 22s; }
.inf-path:nth-child(4) { animation-duration: 38s; }
.inf-path:nth-child(5) { animation-duration: 26s; }
.inf-path:nth-child(6) { animation-duration: 42s; }
.inf-path:nth-child(7) { animation-duration: 20s; }

/* Séquence plein écran */
.m-section {
  position: relative;
  z-index: 1;
  min-height: 100vh;
  display: flex;
  flex-direction: column;
  justify-content: center;
  padding: calc(var(--nav-height) + 6vh) clamp(2rem, 6vw, 6rem) 8vh clamp(2rem, 8vw, 9rem);
}

.m-headline {
  font-family: var(--font-display);
  font-size: clamp(3rem, 7vw, 7.5rem);
  font-weight: 300;
  line-height: 1.05;
  letter-spacing: -0.02em;
  max-width: 18ch;
  color: var(--ink);
}
.m-headline strong { font-weight: 700; font-style: normal; }

.m-section-title {
  font-family: var(--font-display);
  font-size: clamp(2rem, 4.5vw, 5rem);
  font-weight: 300;
  line-height: 1.1;
  letter-spacing: -0.015em;
  max-width: 22ch;
  color: var(--ink);
}
.m-section-title strong { font-weight: 700; }

.m-body {
  font-size: clamp(1.1rem, 2vw, 1.5rem);
  font-weight: 300;
  line-height: 1.55;
  max-width: 34ch;
  color: var(--ink);
}
.m-body strong { font-weight: 600; }

.m-tagline {
  margin-top: 3.5rem;
  font-size: 0.95rem;
  font-weight: 300;
  color: var(--muted);
  letter-spacing: 0.02em;
  max-width: 40ch;
  line-height: 1.7;
}

.m-rule {
  display: block;
  width: 3rem;
  height: 1px;
  background: var(--ink);
  margin-bottom: 2.5rem;
}

.m-gap { margin-top: 3rem; }
.m-gap-lg { margin-top: 5rem; }

.m-num {
  position: absolute;
  right: clamp(2rem, 6vw, 6rem);
  bottom: 3rem;
  font-family: var(--font-label);
  font-size: 0.72rem;
  color: var(--border);
  letter-spacing: 0.15em;
  font-weight: 600;
}

.m-cols-3 {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 3rem;
  max-width: 72rem;
}
.m-col-label {
  font-family: var(--font-label);
  font-size: 0.72rem;
  letter-spacing: 0.18em;
  text-transform: uppercase;
  color: var(--muted);
  margin-bottom: 1rem;
}
.m-col-text {
  font-family: var(--font-display);
  font-size: clamp(1.4rem, 2.4vw, 2.2rem);
  font-weight: 300;
  color: var(--ink);
}
.m-col-text strong { font-weight: 700; }

.m-quote-mark {
  font-family: var(--font-display);
  font-size: clamp(5rem, 12vw, 12rem);
  font-weight: 700;
  line-height: 0.7;
  color: var(--border);
  margin-bottom: 1rem;
  display: block;
}

.m-method-list {
  list-style: none;
  display: flex;
  flex-direction: column;
  max-width: 56rem;
}
.m-method-list li {
  display: grid;
  grid-template-columns: 4rem 1fr;
  align-items: baseline;
  padding: 2rem 0;
  border-top: 1px solid var(--border);
}
.m-method-list li:last-child { border-bottom: 1px solid var(--border); }
.m-method-list .m-item-num {
  font-family: var(--font-label);
  font-size: 0.72rem;
  color: var(--muted);
  letter-spacing: 0.1em;
}
.m-method-list .m-item-text {
  font-family: var(--font-display);
  font-size: clamp(1.1rem, 2.2vw, 1.7rem);
  font-weight: 300;
  color: var(--ink);
}
.m-method-list .m-item-text strong { font-weight: 700; }

/* Séquence finale — fond sombre, cohérent avec .cta-final ailleurs sur le site */
#finale.m-section {
  background: var(--ink);
  color: var(--white);
  min-height: 100vh;
}
#finale .eyebrow { color: rgba(255,255,255,0.4); }
#finale .eyebrow::after { background: rgba(255,255,255,0.14); }
#finale .m-headline { color: var(--white); }
#finale .m-headline strong {
  background: var(--grad-full);
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  background-clip: text;
}
#finale .m-tagline { color: rgba(255,255,255,0.55); }
#finale .m-rule { background: rgba(255,255,255,0.2); }
#finale .m-num { color: rgba(255,255,255,0.15); }

.m-cta-block {
  margin-top: 4rem;
  display: flex;
  align-items: center;
  gap: 2rem;
  flex-wrap: wrap;
}

/* Cascade de révélation étendue (5 temps, pour la progression narrative) */
.reveal-4 { transition-delay: 0.38s; }
.reveal-5 { transition-delay: 0.52s; }

/* Responsive — Manifeste */
@media (max-width: 768px) {
  .m-section { padding-left: 1.5rem; padding-right: 1.5rem; }
  .m-cols-3 { grid-template-columns: 1fr; gap: 2rem; }
  .m-method-list li { grid-template-columns: 2.5rem 1fr; }
  .m-cta-block { flex-direction: column; align-items: flex-start; gap: 1.25rem; }
}