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

html {
  font-size: 16px;
  scroll-behavior: smooth;
}

body {
  font-family: 'Outfit', sans-serif;
  font-weight: 400;
  color: #fafafa;
  background-color: #000000;
  line-height: 1.75;
}

p {
  color: white;
}

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

a {
  text-decoration: none;
  color: inherit;
}

strong {
  font-weight: 600;
}

/* ===========================
   NAVBAR
=========================== */
.navbar {
  position: sticky;
  top: 0;
  z-index: 100;
  background: #ffffff;
  border-bottom: 1px solid #e8e8e8;
  padding: 0 1.25rem;
}

.nav-inner {
  max-width: 1100px;
  margin: 0 auto;
  display: flex;
  align-items: center;
  justify-content: space-between;
  height: 56px;
}

.logo {
  display: flex;
  flex-direction: column;
  line-height: 1.1;
}

.logo-syna {
  font-family: 'Outfit', serif;
  font-size: clamp(1.4rem, 4vw, 2.4rem);
  font-weight: 600;
  color: #1a1a1a;
  letter-spacing: 0.02em;
}

.logo-sub {
  font-size: clamp(0.65rem, 2vw, 0.9rem);
  font-weight: 300;
  text-transform: uppercase;
  letter-spacing: 0.18em;
  color: #888;
}

.nav-links {
  list-style: none;
  display: flex;
  align-items: center;
  gap: 1.5rem;
}

.nav-links li a {
  font-size: clamp(0.9rem, 2.5vw, 1.4rem);
  font-weight: 400;
  color: #444;
  transition: color 0.2s;
  white-space: nowrap;
}

.nav-links li a:hover {
  color: #1a1a1a;
}

.nav-links li a.active {
  color: #1a1a1a;
  font-weight: 600;
  border-bottom: 2px solid #1a1a1a;
  padding-bottom: 2px;
}

/* ===========================
   HERO TITLE
=========================== */
.hero-title {
  text-align: center;
  padding: 2rem 1.25rem;
}

/* ===========================
   ABOUT SECTION
=========================== */
.about-section {
  max-width: 1200px;
  margin: 0 auto;
  padding: 3rem 1.25rem;
}

.info-section {
  font-size: 30px;
}

.about-text h2 {
  text-transform: uppercase;
  text-align: center;
  font-family: 'Racing Sans One', serif;
  font-size: clamp(1.4rem, 5vw, 2.8rem);
  font-weight: 100;
  color: white;
  line-height: 1.25;
  margin-bottom: 1.4rem;
}

.about-text p {
  font-size: clamp(1rem, 2.5vw, 1.3rem);
  font-weight: 300;
  color: white;
  margin-bottom: 1.1rem;
  line-height: 1.8;
}

.about-text p:last-child {
  margin-bottom: 0;
}

/* Blocs image + texte : colonne par défaut (mobile-first) */
.section,
.section_switch {
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 1.75rem;
  margin-bottom: 4rem;
}

.section img,
.section_switch img {
  width: 100%;
  max-width: 520px;
  height: auto;
  border-radius: 32px;
  object-fit: cover;
  flex-shrink: 0;
}

.cut_section {
  margin-bottom: 3rem;
}

/* ===========================
   FOUNDER SECTION
=========================== */
.founder-section {
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 2rem;
  padding: 3rem 1.25rem;
  background-color: #f9f9f9;
}

.founder-image {
  width: 100%;
  max-width: 340px;
}

.founder-image img {
  width: 100%;
  height: auto;
  max-height: 400px;
  object-fit: cover;
  border-radius: 4px;
}

.founder-text {
  width: 100%;
  max-width: 640px;
}

.founder-text h2 {
  text-transform: uppercase;
  font-family: 'Racing Sans One', serif;
  font-size: clamp(1.3rem, 4vw, 1.9rem);
  font-weight: 400;
  color: #1a1a1a;
  margin-bottom: 1.2rem;
  line-height: 1.25;
}

.founder-text p {
  font-size: clamp(0.95rem, 2.2vw, 1.03rem);
  color: #333;
  margin-bottom: 1.1rem;
  line-height: 1.8;
}

.founder-text p:last-child {
  margin-bottom: 0;
}

/* ===========================
   FOOTER
=========================== */
.site-footer {
  border-top: 1px solid #e8e8e8;
  text-align: center;
  padding: 1.5rem 1.25rem;
  font-size: 0.82rem;
  color: #999;
  background: #fff;
}

/* ===========================
   TABLETTE (>= 700px)
   Images et texte cote a cote
=========================== */
@media (min-width: 700px) {
  .nav-inner {
    height: 64px;
  }

  .navbar {
    padding: 0 2rem;
  }

  .about-section {
    padding: 4rem 2rem;
  }

  .section {
    flex-direction: row;
    align-items: center;
    gap: 2.5rem;
  }

  .section img {
    width: 46%;
    max-width: none;
    border-radius: 60px;
    margin: 0;
  }

  .section_switch {
    flex-direction: row-reverse;
    align-items: center;
    gap: 2.5rem;
  }

  .section_switch img {
    width: 46%;
    max-width: none;
    border-radius: 60px;
    margin: 0;
  }

  .founder-section {
    flex-direction: row;
    align-items: flex-start;
    justify-content: center;
    padding: 4rem 2rem;
    gap: 4rem;
  }

  .founder-image {
    flex: 0 0 280px;
    max-width: 320px;
  }

  .founder-image img {
    max-height: 480px;
  }

  .founder-text {
    flex: 1 1 380px;
  }
}

/* ===========================
   DESKTOP (>= 1024px)
=========================== */
@media (min-width: 1024px) {
  .section img,
  .section_switch img {
    border-radius: 80px;
  }

  .section,
  .section_switch {
    gap: 3rem;
    margin-bottom: 6rem;
  }
}

/* ===========================
   PETIT MOBILE (< 400px)
=========================== */
@media (max-width: 400px) {
  .nav-links {
    gap: 0.75rem;
  }

  .section img,
  .section_switch img {
    border-radius: 20px;
  }
}