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

:root {
  --black: #0a0a0a;
  --white: #fafaf8;
  --grey-light: #f0efeb;
  --grey-mid: #c8c5bc;
  --grey-mid-2: #a8a59d;
  --grey-text: #6b6760;
  --page-pad: 3rem;
  --max-w: 1200px;
}

html {
  scroll-behavior: smooth;
}

body {
  background: var(--white);
  color: var(--black);
  font-family: 'DM Sans', sans-serif;
  font-weight: 300;
  line-height: 1.6;
  overflow-x: hidden;
}

/* ── NAV ── */
nav {
  position: fixed;
  top: 0;
  left: 0;
  right: 0;
  z-index: 100;
  padding: 1.4rem var(--page-pad);
  display: flex;
  justify-content: space-between;
  align-items: center;
  background: rgba(250, 250, 248, 0.93);
  backdrop-filter: blur(10px);
  border-bottom: 1px solid transparent;
  transition: border-color 0.3s;
}

nav.scrolled {
  border-bottom-color: rgba(0, 0, 0, 0.08);
}

.nav-logo svg {
  height: 32px;
  width: auto;
  display: block;
}

a,
.bio-text a,
p a {
  color: var(--black);
  text-decoration: underline;
  text-decoration-color: var(--black);
  text-decoration-thickness: 1px;
  text-underline-offset: 3px;
}

.bio-text a:hover {
  color: var(--grey-mid-2);
  text-decoration-color: var(--grey-mid-2);
}

strong,
.bio-text strong,
p strong {
  font-weight: 900;
  color: var(--black);
}

.nav-contact {
  font-size: 0.78rem;
  font-weight: 400;
  letter-spacing: 0.09em;
  text-transform: uppercase;
  color: var(--grey-text);
  text-decoration: none;
  transition: color 0.2s;
}

.nav-contact:hover {
  color: var(--black);
}

/* ── HERO ── */
.hero {
  min-height: 100vh;
  display: grid;
  grid-template-columns: 1fr 1fr;
  align-items: center;
  padding: 8rem var(--page-pad) 4rem;
  gap: 4rem;
  max-width: var(--max-w);
  margin: 0 auto;
}

.hero-text {
  opacity: 0;
  transform: translateY(24px);
  animation: fadeUp 0.9s ease forwards 0.2s;
}

.hero-eyebrow {
  font-size: 0.7rem;
  font-weight: 400;
  letter-spacing: 0.11em;
  text-transform: uppercase;
  color: var(--grey-text);
  margin-bottom: 1.4rem;
}

.hero-name {
  font-family: 'Fraunces', serif;
  font-size: clamp(3rem, 5vw, 4.5rem);
  font-weight: 300;
  line-height: 1.05;
  letter-spacing: -0.02em;
  margin-bottom: 1.75rem;
}

.hero-name em {
  font-style: italic;
}

.hero-baseline {
  font-family: 'Fraunces', serif;
  font-size: clamp(1.1rem, 1.8vw, 1.35rem);
  font-weight: 400;
  font-style: italic;
  color: var(--black);
  line-height: 1.45;
  margin-bottom: 1.25rem;
  padding-left: 1rem;
  border-left: 2px solid var(--black);
}

.hero-tagline {
  font-size: 0.93rem;
  font-weight: 300;
  color: var(--grey-text);
  line-height: 1.8;
  max-width: 420px;
  margin-bottom: 3rem;
}

.hero-cta {
  display: inline-flex;
  align-items: center;
  gap: 0.5rem;
  font-size: 0.78rem;
  font-weight: 400;
  letter-spacing: 0.09em;
  text-transform: uppercase;
  color: var(--black);
  text-decoration: none;
  border-bottom: 1px solid var(--black);
  padding-bottom: 2px;
  transition: gap 0.2s;
}

.hero-cta:hover {
  gap: 0.9rem;
}

.hero-image-wrap {
  position: relative;
  opacity: 0;
  transform: translateY(24px);
  animation: fadeUp 0.9s ease forwards 0.5s;
}

.hero-image-wrap::before {
  content: '';
  position: absolute;
  inset: -12px -12px 12px 12px;
  border: 1px solid var(--grey-mid);
  z-index: 0;
}

.hero-img {
  width: 100%;
  max-width: 460px;
  aspect-ratio: 4/5;
  object-fit: cover;
  object-position: center top;
  display: block;
  position: relative;
  z-index: 1;
  filter: grayscale(10%);
  border-radius: 6px;
}

/* ── STATS ── */
.stats-section {
  background: var(--black);
  color: var(--white);
  padding: 5rem 0;
}

.stats-inner {
  max-width: var(--max-w);
  margin: 0 auto;
  padding: 0 var(--page-pad);
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 3rem;
}

.stat-item {
  opacity: 0;
  transform: translateY(16px);
  transition: opacity 0.6s ease, transform 0.6s ease;
}

.stat-item.visible {
  opacity: 1;
  transform: none;
}

.stat-item:nth-child(2) {
  transition-delay: 0.12s;
}

.stat-item:nth-child(3) {
  transition-delay: 0.24s;
}

.stat-number {
  font-family: 'Fraunces', serif;
  font-size: clamp(2.5rem, 4vw, 3.8rem);
  font-weight: 300;
  line-height: 1;
  margin-bottom: 0.6rem;
  letter-spacing: -0.02em;
}

.stat-label {
  font-size: 0.78rem;
  font-weight: 300;
  letter-spacing: 0.04em;
  color: var(--grey-mid);
  line-height: 1.55;
}

.stat-label a{
  color: var(--grey-mid);
}

/* ── SECTION HEADING (H2 sémantiques) ── */
.section-heading {
  font-family: 'Fraunces', serif;
  font-size: clamp(1.1rem, 1.8vw, 1.35rem);
  font-weight: 400;
  font-style: italic;
  line-height: 1.45;
  margin-bottom: 1.5rem;
  color: var(--black);
}

/* ── BIO ── */
.bio-section {
  padding: 7rem var(--page-pad);
  max-width: var(--max-w);
  margin: 0 auto;
  display: grid;
  grid-template-columns: 1fr 2fr;
  gap: 6rem;
  align-items: start;
}

.bio-label {
  font-size: 0.72rem;
  font-weight: 400;
  letter-spacing: 0.12em;
  text-transform: uppercase;
  color: var(--grey-text);
  padding-top: 0.4rem;
  position: sticky;
  top: 6rem;
}

.bio-text {
  font-size: 1.05rem;
  font-weight: 300;
  line-height: 1.85;
  color: #3a3a38;
}

.bio-text p+p {
  margin-top: 1.5rem;
}

.bio-badges {
  display: flex;
  flex-wrap: wrap;
  gap: 0.5rem;
  margin-top: 2rem;
}

.badge {
  font-size: 0.72rem;
  font-weight: 400;
  letter-spacing: 0.04em;
  padding: 0.4rem 0.9rem;
  border: 1px solid var(--grey-mid);
  border-radius: 100px;
  color: var(--grey-text);
}

/* ── UNIVERS ── */
.univers-section {
  background: var(--grey-light);
  padding: 7rem var(--page-pad);
}

.univers-inner {
  max-width: var(--max-w);
  margin: 0 auto;
}

.section-header {
  display: flex;
  justify-content: space-between;
  align-items: baseline;
  margin-bottom: 3rem;
}

.section-title {
  font-family: 'Fraunces', serif;
  font-size: 2rem;
  font-weight: 300;
  font-style: italic;
}

.section-sub {
  font-size: 0.78rem;
  font-weight: 400;
  letter-spacing: 0.09em;
  text-transform: uppercase;
  color: var(--grey-text);
}

.cards-grid {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: 1.5rem;
}

.card {
  background: var(--white);
  border: 1px solid rgba(0, 0, 0, 0.06);
  padding: 2rem 2.5rem 2rem 2rem;
  text-decoration: none;
  color: var(--black);
  display: flex;
  flex-direction: column;
  gap: 0.6rem;
  transition: transform 0.25s ease, box-shadow 0.25s ease;
  position: relative;
}

.card-arrow {
  position: absolute;
  top: 1.75rem;
  right: 1.75rem;
  width: 14px;
  height: 14px;
  color: var(--grey-mid);
  transition: transform 0.2s, color 0.2s;
  display: block;
}

.card-arrow svg {
  display: block;
  width: 100%;
  height: 100%;
}

.card:hover {
  transform: translateY(-3px);
  box-shadow: 0 12px 40px rgba(0, 0, 0, 0.08);
}

.card:hover .card-arrow {
  transform: translate(2px, -2px);
  color: var(--black);
}

.card-logo {
  display: block;
  width: 48px;
  height: 48px;
  margin-bottom: 0.25rem;
  flex-shrink: 0;
}

.card-logo-substack {
  background: #FF6719;
  padding: 10px;
  border-radius: 4px;
}

.card-handle-wrap {
  display: flex;
  align-items: center;
  gap: 0.4rem;
}

.card-handle-icon {
  width: 13px;
  height: 13px;
  flex-shrink: 0;
  color: var(--grey-mid);
}

.card-handle {
  font-size: 0.75rem;
  font-weight: 400;
  letter-spacing: 0.03em;
  color: var(--grey-mid-2);
}

.card-type {
  font-size: 0.68rem;
  font-weight: 400;
  letter-spacing: 0.1em;
  text-transform: uppercase;
  color: var(--grey-text);
}

.card-title {
  font-family: 'Fraunces', serif;
  font-size: 1.3rem;
  font-weight: 400;
  line-height: 1.2;
  padding-right: 1.5rem;
}

.card-desc {
  font-size: 0.87rem;
  font-weight: 300;
  color: var(--grey-text);
  line-height: 1.6;
}

/* ── CONFÉRENCES ── */
.conf-section {
  padding: 7rem var(--page-pad);
  max-width: var(--max-w);
  margin: 0 auto;
  display: grid;
  grid-template-columns: 1fr 2fr;
  gap: 6rem;
  align-items: start;
}

.conf-label {
  font-size: 0.72rem;
  font-weight: 400;
  letter-spacing: 0.12em;
  text-transform: uppercase;
  color: var(--grey-text);
  padding-top: 0.4rem;
  position: sticky;
  top: 6rem;
}

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

.conf-intro {
  font-size: 0.95rem;
  font-weight: 300;
  color: var(--grey-text);
  line-height: 1.75;
  margin-bottom: 2rem;
  font-style: italic;
}

.conf-list li {
  display: flex;
  align-items: center;
  gap: 1rem;
  padding: 1rem 0;
  border-bottom: 1px solid rgba(0, 0, 0, 0.07);
  font-size: 0.95rem;
  font-weight: 300;
  color: #3a3a38;
}

.conf-list li:first-child {
  border-top: 1px solid rgba(0, 0, 0, 0.07);
}

.conf-list li::before {
  content: '';
  width: 4px;
  height: 4px;
  border-radius: 50%;
  background: var(--grey-mid);
  flex-shrink: 0;
}

/* ── CONTACT ── */
.contact-section {
  background: var(--black);
  color: var(--white);
  padding: 8rem var(--page-pad);
  text-align: center;
}

.contact-inner {
  max-width: 600px;
  margin: 0 auto;
}

.contact-pre {
  font-size: 0.72rem;
  font-weight: 400;
  letter-spacing: 0.12em;
  text-transform: uppercase;
  color: var(--grey-mid);
  margin-bottom: 1.5rem;
}

.contact-title {
  font-family: 'Fraunces', serif;
  font-size: clamp(2rem, 4vw, 3rem);
  font-weight: 300;
  font-style: italic;
  line-height: 1.2;
  margin-bottom: 2.5rem;
}

.contact-email {
  display: inline-block;
  font-size: 1rem;
  font-weight: 400;
  letter-spacing: 0.04em;
  color: var(--white);
  text-decoration: none;
  border-bottom: 1px solid rgba(255, 255, 255, 0.3);
  padding-bottom: 3px;
  transition: border-color 0.2s;
}

.contact-email:hover {
  border-color: var(--white);
}

/* ── FOOTER ── */
footer {
  background: var(--black);
  border-top: 1px solid rgba(255, 255, 255, 0.07);
  padding: 2rem var(--page-pad);
  display: flex;
  justify-content: space-between;
  align-items: center;
}

.footer-logo svg {
  height: 28px;
  width: auto;
  display: block;
  opacity: 0.45;
}

.footer-copy {
  font-size: 0.72rem;
  font-weight: 300;
  color: rgba(255, 255, 255, 0.3);
  letter-spacing: 0.04em;
}

/* ── ANIMATIONS ── */
@keyframes fadeUp {
  to {
    opacity: 1;
    transform: none;
  }
}

/* ── RESPONSIVE ── */
@media (max-width: 768px) {
  :root {
    --page-pad: 1.5rem;
  }

  nav {
    padding: 1.2rem var(--page-pad);
  }

  .hero {
    grid-template-columns: 1fr;
    padding: 7rem var(--page-pad) 4rem;
    gap: 3rem;
  }

  .hero-image-wrap {
    order: -1;
  }

  .hero-img {
    max-width: 100%;
    aspect-ratio: 3/2;
    object-position: center 15%;
  }

  .hero-image-wrap::before {
    display: none;
  }

  .stats-inner {
    grid-template-columns: 1fr;
    gap: 3rem;
  }

  .bio-section,
  .conf-section {
    grid-template-columns: 1fr;
    padding: 4rem var(--page-pad);
    gap: 2rem;
  }

  .bio-label,
  .conf-label {
    position: static;
  }

  .univers-section {
    padding: 4rem var(--page-pad);
  }

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

  .contact-section {
    padding: 5rem var(--page-pad);
  }

  .section-header {
    flex-direction: column;
    gap: 0.5rem;
  }
}