:root {
  --cream: #fbf1eb;
  --dark: #3f3844;
  --coral: #e2594a;
  --orange: #e79161;
  --peach: #f9c4a1;
  --grey: #7d7a80;
  --white: #ffffff;
}

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

html { scroll-behavior: smooth; }

body {
  font-family: 'Poppins', 'Segoe UI', system-ui, -apple-system, sans-serif;
  color: var(--dark);
  background: var(--cream);
  line-height: 1.6;
}

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

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

.container {
  max-width: 1100px;
  margin: 0 auto;
  padding: 0 24px;
}

/* Header */
header {
  position: sticky;
  top: 0;
  z-index: 100;
  background: rgba(251, 241, 235, 0.92);
  backdrop-filter: blur(6px);
  border-bottom: 1px solid rgba(63, 56, 68, 0.08);
}

.nav-wrap {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 18px 24px;
  max-width: 1100px;
  margin: 0 auto;
}

.logo {
  display: flex;
  align-items: center;
  gap: 8px;
  font-weight: 700;
  font-size: 1.3rem;
  color: var(--dark);
}

.logo img { height: 42px; width: auto; display: block; }

nav ul {
  display: flex;
  gap: 28px;
  list-style: none;
}

nav a {
  font-weight: 500;
  font-size: 0.95rem;
  transition: color 0.2s;
}

nav a:hover { color: var(--coral); }

.btn-cta {
  background: linear-gradient(135deg, var(--coral), var(--orange));
  color: var(--white) !important;
  padding: 10px 22px;
  border-radius: 30px;
  font-weight: 600;
  font-size: 0.9rem;
  white-space: nowrap;
  box-shadow: 0 4px 14px rgba(226, 89, 74, 0.3);
  transition: transform 0.2s, box-shadow 0.2s;
}

.btn-cta:hover {
  transform: translateY(-2px);
  box-shadow: 0 6px 18px rgba(226, 89, 74, 0.4);
}

.menu-toggle {
  display: none;
  flex-direction: column;
  justify-content: center;
  gap: 5px;
  width: 32px;
  height: 32px;
  background: none;
  border: none;
  cursor: pointer;
  padding: 0;
  flex-shrink: 0;
}

.menu-toggle .bar {
  display: block;
  width: 100%;
  height: 2px;
  background: var(--dark);
  border-radius: 2px;
  transition: transform 0.2s, opacity 0.2s;
}

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

/* Hero */
.hero-banner {
  width: 100%;
  display: flex;
  justify-content: center;
  padding: 48px 24px 8px;
}

.hero-banner img {
  width: 100%;
  max-width: 520px;
  height: auto;
  object-fit: contain;
}

@media (max-width: 600px) {
  .hero-banner img { max-width: 340px; }
}

.hero-sub {
  text-align: center;
  padding: 48px 24px 16px;
  max-width: 780px;
  margin: 0 auto;
}

.hero-sub p {
  font-size: 1.15rem;
  color: var(--dark);
}

/* Sections */
section {
  padding: 64px 0;
}

section.tight { padding: 40px 0; }

h1, h2, h3 { font-weight: 700; color: var(--dark); }

h2 {
  font-size: 2rem;
  margin-bottom: 12px;
}

h2 .accent { color: var(--coral); }

.section-intro {
  max-width: 680px;
  margin-bottom: 40px;
}

.section-intro p { color: var(--grey); font-size: 1.05rem; }

.eyebrow {
  text-transform: uppercase;
  letter-spacing: 0.08em;
  font-size: 0.8rem;
  font-weight: 600;
  color: var(--orange);
  margin-bottom: 8px;
  display: block;
}

/* Cible cards */
.grid-2 {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 24px;
}

.card {
  background: var(--white);
  border-radius: 18px;
  padding: 32px;
  box-shadow: 0 8px 30px rgba(63, 56, 68, 0.06);
}

.card h3 {
  font-size: 1.2rem;
  margin-bottom: 10px;
  color: var(--coral);
}

.card p { color: var(--grey); }

/* Differenciation */
.diff-list {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: 20px;
}

.diff-item {
  display: flex;
  gap: 14px;
  align-items: flex-start;
}

.diff-dot {
  width: 10px;
  height: 10px;
  border-radius: 50%;
  background: linear-gradient(135deg, var(--coral), var(--orange));
  margin-top: 8px;
  flex-shrink: 0;
}

.diff-item p { color: var(--dark); font-size: 1rem; }
.diff-item strong { display:block; margin-bottom: 4px; }

/* Phases (methode) */
.phases {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 24px;
}

.phase {
  position: relative;
  background: var(--white);
  border-radius: 18px;
  padding: 28px 24px;
  border-top: 4px solid var(--orange);
}

.phase .num {
  font-size: 0.85rem;
  font-weight: 700;
  color: var(--orange);
  letter-spacing: 0.05em;
  text-transform: uppercase;
}

.phase h3 { margin: 10px 0 8px; font-size: 1.15rem; }
.phase p { color: var(--grey); font-size: 0.95rem; }

/* Offres cards */
.offres-grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 24px;
}

.offre-card {
  background: var(--white);
  border-radius: 20px;
  padding: 36px;
  box-shadow: 0 8px 30px rgba(63, 56, 68, 0.06);
  border-left: 5px solid var(--coral);
}

.offre-card h3 {
  font-size: 1.3rem;
  margin-bottom: 12px;
}

.offre-card ul {
  margin: 14px 0 0 18px;
  color: var(--grey);
}

.offre-card li { margin-bottom: 6px; }

/* Vigilance box */
.vigilance {
  background: var(--white);
  border-radius: 18px;
  padding: 32px;
  border-left: 5px solid var(--orange);
}

.vigilance h3 { margin-bottom: 12px; }
.vigilance ul { margin-left: 18px; color: var(--grey); }
.vigilance li { margin-bottom: 8px; }

/* Bio / parcours */
.bio-block {
  display: grid;
  grid-template-columns: 1fr 1.3fr;
  gap: 48px;
  align-items: center;
}

.bio-block .tag {
  display: inline-block;
  background: var(--peach);
  color: var(--dark);
  font-size: 0.85rem;
  font-weight: 600;
  padding: 6px 14px;
  border-radius: 20px;
  margin-bottom: 16px;
}

.bio-block p { color: var(--dark); margin-bottom: 14px; }

/* References */
.ref-grid {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: 24px;
}

.ref-card {
  background: var(--white);
  border-radius: 18px;
  padding: 28px;
  box-shadow: 0 8px 30px rgba(63, 56, 68, 0.06);
}

.ref-card .company {
  font-weight: 700;
  color: var(--coral);
  font-size: 1.1rem;
  margin-bottom: 8px;
}

.ref-card p { color: var(--grey); font-size: 0.95rem; }

.ref-note {
  margin-top: 32px;
  font-size: 0.85rem;
  color: var(--grey);
  font-style: italic;
}

.logos-row {
  display: flex;
  flex-wrap: wrap;
  gap: 14px;
  margin-top: 16px;
}

.logo-pill {
  background: var(--white);
  padding: 8px 18px;
  border-radius: 30px;
  font-weight: 600;
  font-size: 0.9rem;
  color: var(--dark);
  box-shadow: 0 4px 14px rgba(63, 56, 68, 0.06);
}

/* CTA band */
.cta-band {
  background: linear-gradient(120deg, var(--dark), #4d4453);
  color: var(--white);
  border-radius: 24px;
  padding: 48px;
  text-align: center;
}

.cta-band h2 { color: var(--white); }
.cta-band p { color: #d9d3db; max-width: 560px; margin: 0 auto 24px; }

.cta-band .btn-cta {
  display: inline-block;
}

/* Contact page */
.contact-grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 40px;
  align-items: start;
}

.contact-card {
  background: var(--white);
  border-radius: 20px;
  padding: 36px;
  box-shadow: 0 8px 30px rgba(63, 56, 68, 0.06);
}

.contact-card h3 { margin-bottom: 14px; }
.contact-card p { color: var(--grey); margin-bottom: 20px; }

.social-row {
  display: flex;
  gap: 12px;
  margin-top: 20px;
}

.social-row a {
  background: var(--cream);
  padding: 10px 18px;
  border-radius: 30px;
  font-weight: 600;
  font-size: 0.9rem;
}

/* Footer */
footer {
  border-top: 1px solid rgba(63, 56, 68, 0.1);
  padding: 32px 0;
  text-align: center;
  color: var(--grey);
  font-size: 0.85rem;
}

/* Header — nav collapses into a hamburger menu below 1024px, where
   the inline nav links, logo and CTA button start to crowd each other */
@media (max-width: 1024px) {
  .nav-wrap { flex-wrap: wrap; }
  .menu-toggle { display: flex; }

  header nav {
    display: none;
    order: 4;
    flex-basis: 100%;
  }

  header nav.open { display: block; }

  nav ul {
    flex-direction: column;
    gap: 2px;
    padding: 12px 0 8px;
  }

  nav a {
    display: block;
    padding: 10px 4px;
  }
}

/* Responsive */
@media (max-width: 800px) {
  .grid-2, .diff-list, .phases, .offres-grid, .ref-grid, .contact-grid {
    grid-template-columns: 1fr;
  }
  .bio-block { grid-template-columns: 1fr; }
  h2 { font-size: 1.6rem; }
  .cta-band { padding: 32px 20px; }
}