/* ========================================
   SINERGY - DA authentique
   #636161 (gris), #4799a3 (teal), #57c7d4 (cyan)
   Dégradé icônes : #57c7d4 → #3996a4
   ======================================== */

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

:root {
  --grey: #636161;
  --teal: #4799a3;
  --cyan: #57c7d4;
  --cyan-light: #d4f1f5;
  --cyan-pale: #eef9fb;
  --dark: #3996a4;
  --text: #3a3a3a;
  --text-light: #6e6e6e;
  --white: #ffffff;
  --bg: #f9fcfd;
  --border: #e4eaec;
  --font: 'Poppins', sans-serif;
}

html { scroll-behavior: smooth; }

body {
  font-family: var(--font);
  color: var(--text);
  background: var(--white);
  line-height: 1.65;
  overflow-x: hidden;
  -webkit-font-smoothing: antialiased;
}

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

.container {
  max-width: 1140px;
  margin: 0 auto;
  padding: 0 24px;
}

/* --- Animations --- */
[data-aos] {
  opacity: 0;
  transform: translateY(24px);
  transition: opacity 0.5s ease, transform 0.5s ease;
}
[data-aos].aos-animate {
  opacity: 1;
  transform: none;
}

/* --- Buttons --- */
.btn {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  padding: 14px 36px;
  border-radius: 6px;
  font-family: var(--font);
  font-size: 0.9rem;
  font-weight: 600;
  cursor: pointer;
  border: none;
  transition: all 0.25s ease;
}

.btn-primary {
  background: linear-gradient(135deg, var(--cyan), var(--dark));
  color: var(--white);
}
.btn-primary:hover {
  box-shadow: 0 4px 20px rgba(57, 150, 164, 0.35);
  transform: translateY(-2px);
}

.btn-ghost {
  background: transparent;
  color: var(--grey);
  border: 2px solid var(--border);
}
.btn-ghost:hover {
  border-color: var(--teal);
  color: var(--teal);
}

/* ========================================
   NAVBAR
   ======================================== */
.navbar {
  position: fixed;
  top: 0; left: 0; right: 0;
  z-index: 1000;
  background: transparent;
  border-bottom: 1px solid transparent;
  transition: background 0.35s ease, backdrop-filter 0.35s ease;
}
.navbar.scrolled {
  background: rgba(255, 255, 255, 0.72);
  backdrop-filter: blur(20px);
  -webkit-backdrop-filter: blur(20px);
  border-bottom: 1px solid rgba(228, 234, 236, 0.5);
}

.nav-container {
  max-width: 1140px;
  margin: 0 auto;
  padding: 0 24px;
  display: flex;
  align-items: center;
  justify-content: space-between;
  height: 72px;
}

.nav-logo-img {
  height: 32px;
  width: auto;
}

.nav-links {
  display: flex;
  align-items: center;
  gap: 32px;
}

.nav-links a {
  font-size: 0.88rem;
  font-weight: 500;
  color: var(--grey);
  transition: color 0.2s;
}
.nav-links a:hover {
  color: var(--teal);
}

.nav-hotline {
  display: flex;
  align-items: center;
  gap: 8px;
  padding: 8px 20px;
  border-radius: 6px;
  background: var(--cyan-pale);
  border: 1.5px solid var(--cyan-light);
  color: var(--teal) !important;
  font-weight: 600 !important;
}
.nav-hotline:hover {
  background: var(--cyan-light);
}
.nav-hotline-icon {
  width: 18px; height: 18px;
}

/* --- Dropdown --- */
.has-dropdown { position: relative; }

.nav-dropdown-trigger {
  display: flex;
  align-items: center;
  gap: 5px;
  cursor: pointer;
  user-select: none;
}

.dropdown-arrow {
  transition: transform 0.25s ease;
  margin-left: 6px;
  flex-shrink: 0;
}
.has-dropdown:hover .dropdown-arrow {
  transform: rotate(180deg);
}

.mega-dropdown {
  position: absolute;
  top: 100%;
  left: 50%;
  transform: translateX(-50%) translateY(8px);
  width: 540px;
  opacity: 0;
  visibility: hidden;
  pointer-events: none;
  transition: opacity 0.25s ease, transform 0.25s ease, visibility 0.25s;
  padding-top: 18px;
}
.has-dropdown:hover .mega-dropdown {
  opacity: 1;
  visibility: visible;
  pointer-events: auto;
  transform: translateX(-50%) translateY(0);
}

.mega-dropdown-inner {
  background: var(--white);
  border: 1px solid var(--border);
  border-radius: 14px;
  box-shadow: 0 20px 60px rgba(0, 0, 0, 0.10), 0 4px 12px rgba(0, 0, 0, 0.04);
  padding: 0;
  display: grid;
  grid-template-columns: 1fr 200px;
  overflow: hidden;
}

.mega-col {
  display: flex;
  flex-direction: column;
  padding: 24px 28px;
  gap: 4px;
}

.mega-col-title {
  font-size: 0.7rem;
  font-weight: 700;
  text-transform: uppercase;
  letter-spacing: 1.2px;
  color: var(--teal);
  padding: 8px 16px 12px;
}

.mega-item {
  display: flex;
  align-items: center;
  gap: 16px;
  padding: 14px 16px;
  border-radius: 10px;
  transition: all 0.2s ease;
}
.mega-item:hover {
  background: var(--cyan-pale);
  transform: translateX(4px);
}

.mega-icon {
  width: 40px;
  height: 40px;
  flex-shrink: 0;
  padding: 6px;
  background: var(--bg);
  border-radius: 10px;
}

.mega-item strong {
  display: block;
  font-size: 0.88rem;
  font-weight: 600;
  color: var(--grey);
  margin-bottom: 2px;
}

.mega-item span {
  font-size: 0.76rem;
  color: var(--text-light);
  line-height: 1.4;
}

.mega-cta {
  background: linear-gradient(160deg, var(--teal), var(--cyan));
  padding: 28px 24px;
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  text-align: center;
  gap: 14px;
}

.mega-cta-icon {
  width: 44px;
  height: 44px;
  filter: brightness(0) invert(1);
}

.mega-cta p {
  font-size: 0.8rem;
  color: rgba(255,255,255,0.85);
  line-height: 1.5;
}

.btn-sm {
  padding: 8px 20px;
  font-size: 0.8rem;
}

.mega-cta .btn-white {
  background: var(--white);
  color: var(--teal);
  border: none;
  font-weight: 600;
  border-radius: 6px;
  cursor: pointer;
  font-family: var(--font);
  transition: all 0.2s ease;
}
.mega-cta .btn-white:hover {
  box-shadow: 0 4px 12px rgba(0,0,0,0.15);
  transform: translateY(-1px);
}

.nav-toggle {
  display: none;
  flex-direction: column;
  gap: 5px;
  background: none;
  border: none;
  cursor: pointer;
  padding: 4px;
}

.nav-close-item { display: none; }
.nav-close { display: none; }
.nav-toggle span {
  display: block;
  width: 22px; height: 2px;
  background: var(--grey);
  border-radius: 2px;
  transition: all 0.25s;
}
.nav-toggle.active span:nth-child(1) { transform: rotate(45deg) translate(5px, 5px); }
.nav-toggle.active span:nth-child(2) { opacity: 0; }
.nav-toggle.active span:nth-child(3) { transform: rotate(-45deg) translate(5px, -5px); }

/* ========================================
   HERO - fond blanc + motifs triangulaires
   ======================================== */
.hero {
  position: relative;
  min-height: 100vh;
  display: flex;
  align-items: center;
  background: var(--white);
  overflow: hidden;
  padding-top: 72px;
}

/* --- Decorative triangle elements --- */
.hero-decor { position: absolute; inset: 0; pointer-events: none; }

/* Grand triangle hachuré (lignes diagonales) */
.tri--hatched {
  position: absolute;
  right: -5%;
  bottom: -10%;
  width: 600px;
  height: 600px;
  background:
    repeating-linear-gradient(
      -55deg,
      transparent,
      transparent 8px,
      rgba(87, 199, 212, 0.12) 8px,
      rgba(87, 199, 212, 0.12) 9.5px
    );
  clip-path: polygon(50% 0%, 100% 100%, 0% 100%);
}

/* Triangle contour fin */
.tri--outline {
  position: absolute;
  border: 2px solid rgba(87, 199, 212, 0.18);
  clip-path: polygon(50% 0%, 100% 100%, 0% 100%);
}
.tri--outline-1 {
  width: 120px; height: 120px;
  right: 28%; bottom: 25%;
}
.tri--outline-2 {
  width: 60px; height: 60px;
  right: 22%; bottom: 15%;
}

/* Petits symboles Sinergy */
.tri--small {
  position: absolute;
  opacity: 0.55;
}
.tri--small img { width: 100%; height: auto; }
.tri--small-1 {
  width: 48px;
  right: 35%;
  top: 30%;
}
.tri--small-2 {
  width: 28px;
  right: 18%;
  top: 50%;
  opacity: 0.35;
}

/* Chevrons colonne (petits triangles répétés) */
.chevrons {
  position: absolute;
  left: 3%;
  top: 20%;
  width: 20px;
  height: 300px;
  background:
    repeating-linear-gradient(
      180deg,
      transparent,
      transparent 12px,
      rgba(87, 199, 212, 0.15) 12px,
      rgba(87, 199, 212, 0.15) 13px
    );
  mask-image: linear-gradient(to bottom, transparent, black 10%, black 90%, transparent);
  -webkit-mask-image: linear-gradient(to bottom, transparent, black 10%, black 90%, transparent);
}

.hero-content {
  position: relative;
  z-index: 1;
  max-width: 580px;
  padding: 80px 24px 80px 0;
  margin-left: max(24px, calc((100vw - 1140px) / 2 + 24px));
}

.hero-title {
  font-size: clamp(2.2rem, 4.5vw, 3.4rem);
  font-weight: 700;
  color: var(--grey);
  line-height: 1.15;
  margin-bottom: 24px;
}

.hero-accent {
  color: var(--teal);
}

.hero-subtitle {
  font-size: 1.05rem;
  color: var(--text-light);
  line-height: 1.75;
  margin-bottom: 36px;
  max-width: 480px;
}

.hero-actions {
  display: flex;
  gap: 16px;
  flex-wrap: wrap;
}

/* ========================================
   SECTION HEADERS
   ======================================== */
.section-header {
  text-align: center;
  margin-bottom: 56px;
}

.section-title {
  font-size: 1.8rem;
  font-weight: 700;
  color: var(--grey);
}

.section-bar {
  width: 48px;
  height: 3px;
  background: linear-gradient(90deg, var(--cyan), var(--dark));
  border-radius: 2px;
  margin: 16px auto 20px;
}
.section-bar--left {
  margin: 16px 0 20px;
}

.section-desc {
  font-size: 1rem;
  color: var(--text-light);
  max-width: 520px;
  margin: 0 auto;
}

/* ========================================
   EXPERTISES
   ======================================== */
.expertises {
  padding: 100px 0;
  background: var(--bg);
}

.expertises-grid {
  display: grid;
  grid-template-columns: repeat(6, 1fr);
  gap: 24px;
}
.expertises-grid .exp-card:nth-child(1) { grid-column: span 2; }
.expertises-grid .exp-card:nth-child(2) { grid-column: span 2; }
.expertises-grid .exp-card:nth-child(3) { grid-column: span 2; }
.expertises-grid .exp-card:nth-child(4) { grid-column: 2 / span 2; }
.expertises-grid .exp-card:nth-child(5) { grid-column: 4 / span 2; }

.exp-card {
  background: var(--white);
  border-radius: 10px;
  padding: 36px 28px;
  border: 1px solid var(--border);
  transition: all 0.3s ease;
}
.exp-card:hover {
  border-color: rgba(87, 199, 212, 0.35);
  box-shadow: 0 8px 32px rgba(71, 153, 163, 0.08);
  transform: translateY(-4px);
}

.exp-icon {
  width: 56px;
  height: 56px;
  margin-bottom: 20px;
}
.exp-icon img {
  width: 100%;
  height: 100%;
  object-fit: contain;
}

.exp-card h3 {
  font-size: 1.15rem;
  font-weight: 600;
  color: var(--grey);
  margin-bottom: 10px;
}

.exp-card p {
  font-size: 0.9rem;
  color: var(--text-light);
  line-height: 1.65;
  margin-bottom: 16px;
}

.exp-card ul {
  display: flex;
  flex-direction: column;
  gap: 6px;
}

.exp-card li {
  font-size: 0.82rem;
  font-weight: 500;
  color: var(--teal);
  padding-left: 16px;
  position: relative;
}
.exp-card li::before {
  content: '';
  position: absolute;
  left: 0; top: 50%;
  transform: translateY(-50%);
  width: 6px; height: 6px;
  border-radius: 50%;
  background: linear-gradient(135deg, var(--cyan), var(--dark));
}

/* Centre les 2 dernières cartes quand il y en a 5 */
.expertises-grid {
  justify-items: center;
}

/* ========================================
   A PROPOS (section bleue avec pattern)
   ======================================== */
.apropos {
  position: relative;
  padding: 100px 0;
  overflow: hidden;
  background: linear-gradient(135deg, var(--teal), var(--cyan));
}

.apropos-bg {
  position: absolute;
  inset: 0;
  top: 0;
  right: 0;
  bottom: 0;
  left: 0;
  background-image: url("../assets/bg-pattern-blue.jpg");
  background-size: cover;
  background-position: center;
  background-color: var(--cyan);
}

.apropos-inner {
  position: relative;
  z-index: 1;
  display: grid;
  grid-template-columns: 1.2fr 0.8fr;
  gap: 64px;
  align-items: center;
}

.apropos-content h2 {
  font-size: 2rem;
  font-weight: 700;
  color: var(--white);
  line-height: 1.2;
  margin-bottom: 24px;
}

.apropos-content p {
  font-size: 0.95rem;
  color: rgba(255,255,255,0.85);
  line-height: 1.75;
  margin-bottom: 16px;
}

.apropos-content strong {
  color: var(--white);
}

.apropos-tagline {
  margin-top: 24px;
  padding-top: 20px;
  border-top: 2px solid rgba(255,255,255,0.25);
  font-size: 1.1rem;
  font-weight: 600;
  font-style: italic;
  color: var(--white);
}

.apropos-stats {
  display: flex;
  flex-direction: column;
  gap: 20px;
}

.stat-card {
  background: rgba(255,255,255,0.12);
  backdrop-filter: blur(8px);
  border: 1px solid rgba(255,255,255,0.2);
  border-radius: 10px;
  padding: 24px 28px;
  text-align: center;
}

.stat-number {
  font-size: 2.4rem;
  font-weight: 700;
  color: var(--white);
}
.stat-suffix {
  font-size: 1.6rem;
  font-weight: 600;
  color: var(--white);
}
.stat-label {
  display: block;
  font-size: 0.82rem;
  color: rgba(255,255,255,0.7);
  margin-top: 4px;
}

/* ========================================
   VALEURS
   ======================================== */
.valeurs {
  padding: 100px 0;
  background: var(--white);
}

.valeurs-grid {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 24px;
}

.val-card {
  text-align: center;
  padding: 32px 20px;
  border-radius: 10px;
  border: 1px solid transparent;
  transition: all 0.3s ease;
}
.val-card:hover {
  border-color: var(--border);
  background: var(--bg);
}

.val-icon {
  width: 52px;
  height: 52px;
  margin: 0 auto 20px;
}
.val-icon img {
  width: 100%;
  height: 100%;
  object-fit: contain;
}

.val-card h3 {
  font-size: 1rem;
  font-weight: 600;
  color: var(--grey);
  margin-bottom: 10px;
}

.val-card p {
  font-size: 0.85rem;
  color: var(--text-light);
  line-height: 1.65;
}

/* ========================================
   CONTACT
   ======================================== */
.contact {
  padding: 100px 0;
  background: var(--bg);
}

.contact-grid {
  display: grid;
  grid-template-columns: 0.9fr 1.1fr;
  gap: 64px;
  align-items: start;
}

.contact-info h2 {
  font-size: 1.8rem;
  font-weight: 700;
  color: var(--grey);
}

.contact-text {
  font-size: 0.95rem;
  color: var(--text-light);
  line-height: 1.7;
  margin-bottom: 32px;
}

.contact-details {
  display: flex;
  flex-direction: column;
  gap: 20px;
}

.contact-detail {
  display: flex;
  align-items: center;
  gap: 14px;
  padding: 14px 18px;
  border-radius: 8px;
  background: var(--white);
  border: 1px solid var(--border);
  transition: all 0.2s;
}
.contact-detail:hover {
  border-color: rgba(87, 199, 212, 0.3);
}

.contact-icon {
  width: 28px;
  height: 28px;
  flex-shrink: 0;
}

.contact-detail strong {
  font-size: 0.8rem;
  font-weight: 600;
  color: var(--grey);
  display: block;
}

.contact-detail span {
  font-size: 0.9rem;
  color: var(--text-light);
}

/* Form */
.contact-form-wrapper {
  background: var(--white);
  border-radius: 10px;
  padding: 36px;
  border: 1px solid var(--border);
}

.contact-form {
  display: flex;
  flex-direction: column;
  gap: 18px;
}

.form-row {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 18px;
}

.form-group label {
  display: block;
  font-size: 0.82rem;
  font-weight: 600;
  color: var(--grey);
  margin-bottom: 6px;
}

.form-group input,
.form-group select,
.form-group textarea {
  width: 100%;
  padding: 12px 16px;
  border: 1px solid var(--border);
  border-radius: 6px;
  font-family: var(--font);
  font-size: 0.9rem;
  color: var(--text);
  background: var(--bg);
  transition: all 0.2s;
  outline: none;
}
.form-group input:focus,
.form-group select:focus,
.form-group textarea:focus {
  border-color: var(--teal);
  background: var(--white);
  box-shadow: 0 0 0 3px rgba(71, 153, 163, 0.08);
}

.form-group textarea {
  resize: vertical;
  min-height: 100px;
}

.form-group select {
  cursor: pointer;
  appearance: none;
  background-image: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' width='12' height='12' viewBox='0 0 24 24' fill='none' stroke='%23636161' stroke-width='2'%3E%3Cpath d='M6 9l6 6 6-6'/%3E%3C/svg%3E");
  background-repeat: no-repeat;
  background-position: right 14px center;
  padding-right: 36px;
}

/* ========================================
   FOOTER
   ======================================== */
.footer {
  background: var(--grey);
  padding: 64px 0 0;
}

.footer-top {
  display: flex;
  justify-content: space-between;
  gap: 48px;
  padding-bottom: 48px;
  border-bottom: 1px solid rgba(255,255,255,0.1);
}

.footer-brand {
  max-width: 260px;
  flex-shrink: 0;
}

.footer-logo {
  height: 30px;
  width: auto;
  margin-bottom: 14px;
}

.footer-tagline {
  color: var(--cyan);
  font-size: 0.82rem;
  font-weight: 600;
  text-transform: uppercase;
  letter-spacing: 1px;
  margin-bottom: 10px;
}

.footer-desc {
  color: rgba(255,255,255,0.45);
  font-size: 0.83rem;
  line-height: 1.65;
  margin-bottom: 20px;
}

.footer-social { display: flex; gap: 10px; }
.footer-social-link {
  width: 34px; height: 34px;
  background: rgba(255,255,255,0.07);
  border: 1px solid rgba(255,255,255,0.12);
  border-radius: 8px;
  display: flex; align-items: center; justify-content: center;
  color: rgba(255,255,255,0.5);
  transition: all 0.2s;
}
.footer-social-link:hover {
  background: var(--teal);
  border-color: var(--teal);
  color: var(--white);
}

.footer-cols {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 40px;
}

.footer-cols h4 {
  font-size: 0.72rem;
  font-weight: 700;
  color: var(--white);
  text-transform: uppercase;
  letter-spacing: 1.5px;
  margin-bottom: 18px;
}

.footer-cols ul {
  display: flex;
  flex-direction: column;
  gap: 10px;
  list-style: none;
  padding: 0;
}

.footer-cols a {
  font-size: 0.84rem;
  color: rgba(255,255,255,0.45);
  transition: color 0.2s;
  display: flex;
  align-items: center;
  gap: 6px;
}
.footer-cols a:hover { color: var(--cyan); }

.footer-cols li { color: rgba(255,255,255,0.45); font-size: 0.84rem; display: flex; align-items: center; gap: 6px; }

.footer-contact-icon {
  font-size: 0.8rem;
  opacity: 0.5;
  flex-shrink: 0;
}

.footer-bottom {
  padding: 20px 0;
  border-top: 1px solid rgba(255,255,255,0.07);
  display: flex;
  justify-content: space-between;
  align-items: center;
  gap: 16px;
  flex-wrap: wrap;
}
.footer-bottom p {
  font-size: 0.76rem;
  color: rgba(255,255,255,0.25);
}
.footer-bottom-right {
  font-size: 0.76rem;
  color: rgba(255,255,255,0.2) !important;
  font-style: italic;
}

/* ========================================
   RESPONSIVE
   ======================================== */
@media (max-width: 1024px) {
  .expertises-grid {
    grid-template-columns: repeat(4, 1fr);
  }
  .expertises-grid .exp-card:nth-child(1) { grid-column: span 2; }
  .expertises-grid .exp-card:nth-child(2) { grid-column: span 2; }
  .expertises-grid .exp-card:nth-child(3) { grid-column: span 2; }
  .expertises-grid .exp-card:nth-child(4) { grid-column: 1 / span 2; }
  .expertises-grid .exp-card:nth-child(5) { grid-column: 3 / span 2; }
  .valeurs-grid {
    grid-template-columns: repeat(2, 1fr);
  }
  .apropos-inner {
    grid-template-columns: 1fr;
  }
  .apropos-stats {
    flex-direction: row;
    gap: 16px;
  }
  .footer-top {
    flex-direction: column;
  }
}

@media (max-width: 768px) {
  .nav-toggle { display: flex; }

  .nav-links {
    position: fixed;
    top: 0; right: -100%;
    width: 280px; height: 100vh;
    background: var(--white);
    flex-direction: column;
    justify-content: flex-start;
    gap: 0;
    padding: 64px 0 40px;
    border-left: 1px solid var(--border);
    transition: right 0.3s ease;
    z-index: 999;
    overflow-y: auto;
  }
  .nav-links.active { right: 0; }

  /* Bouton fermer (mobile only) */
  .nav-close-item { display: block; padding: 0; border: none !important; list-style: none; background: none !important; }
  .nav-close {
    display: flex;
    align-items: center;
    justify-content: center;
    position: absolute;
    top: 16px; right: 16px;
    width: 36px; height: 36px;
    background: none;
    border: 1px solid var(--border);
    border-radius: 8px;
    font-size: 1rem;
    color: var(--grey);
    cursor: pointer;
    transition: background 0.2s;
  }
  .nav-close:hover { background: var(--bg); }

  /* Flèche dropdown : espacée */
  .nav-links .dropdown-arrow { margin-left: 8px; }
  .nav-links > li { width: 100%; }
  .nav-links > li > a,
  .nav-links > li > .nav-dropdown-trigger {
    display: block;
    font-size: 1rem;
    padding: 14px 32px;
    border-bottom: 1px solid var(--border);
    color: var(--grey) !important;
  }
  .nav-links .nav-hotline {
    margin: 20px 24px 0;
    border-radius: 6px;
    border-bottom: none !important;
  }

  /* Dropdown mobile */
  .has-dropdown:hover .mega-dropdown { display: none !important; }
  .has-dropdown.open .mega-dropdown,
  .has-dropdown.open:hover .mega-dropdown { display: block !important; }
  .mega-dropdown {
    display: none;
    position: static;
    width: 100%;
    opacity: 1 !important;
    visibility: visible !important;
    pointer-events: auto;
    transform: none !important;
    padding-top: 0;
    transition: none !important;
  }
  .has-dropdown.open .mega-dropdown { display: block !important; }
  .mega-dropdown-inner {
    display: flex !important;
    flex-direction: column !important;
    border-radius: 0;
    box-shadow: none;
    border: none;
    border-top: 2px solid var(--teal);
    background: #f8fdfd;
    padding: 4px 0 8px;
    min-width: unset;
  }
  .mega-cta { display: none !important; }
  .mega-col { padding: 4px 0; border: none; }
  .mega-col-title {
    padding: 8px 20px 4px;
    font-size: 0.68rem;
    letter-spacing: 1px;
    color: var(--teal);
    font-weight: 700;
    text-transform: uppercase;
    border: none;
  }
  .mega-item {
    display: flex !important;
    align-items: center;
    gap: 10px;
    padding: 10px 20px;
    border-bottom: 1px solid var(--border);
    border-radius: 0;
  }
  .mega-item:last-child { border-bottom: none; }
  .mega-icon { display: none !important; }
  .mega-item strong { font-size: 0.88rem; color: var(--grey); font-weight: 600; }
  .mega-item span { display: none; }
  .dropdown-arrow { margin-left: auto; }

  .hero-content {
    margin-left: 24px;
    padding: 60px 24px 60px 0;
  }

  .tri--hatched { width: 300px; height: 300px; }
  .tri--small-1, .tri--small-2 { display: none; }

  .expertises-grid { grid-template-columns: 1fr; }
  .expertises-grid .exp-card:nth-child(n) { grid-column: span 1; }
  .valeurs-grid { grid-template-columns: 1fr 1fr; }
  .contact-grid { grid-template-columns: 1fr; }
  .form-row { grid-template-columns: 1fr; }
  .apropos-stats { flex-direction: column; }

  .footer-top { flex-direction: column; gap: 36px; }
  .footer-brand { max-width: 100%; }
  .footer-cols { grid-template-columns: repeat(2, 1fr); gap: 28px; }
  .footer-bottom { flex-direction: column; text-align: center; gap: 6px; }
}

@media (max-width: 480px) {
  .hero-title { font-size: 1.8rem; }
  .hero-actions { flex-direction: column; }
  .hero-actions .btn { width: 100%; justify-content: center; }
  .valeurs-grid { grid-template-columns: 1fr; }
  .stat-card { padding: 18px 20px; }
  .contact-form-wrapper { padding: 24px; }
}

/* ========================================
   HERO ENHANCEMENT (revert : supprimer ce bloc)
   ======================================== */

/* Halo doux derrière le contenu */
.hero::before {
  content: '';
  position: absolute;
  left: -10%;
  top: 10%;
  width: 620px;
  height: 620px;
  background: radial-gradient(circle, rgba(87, 199, 212, 0.10), transparent 65%);
  pointer-events: none;
  z-index: 0;
}

/* "Autrement" en dégradé animé */
.hero-accent {
  background: linear-gradient(100deg, #4799a3, #57c7d4 45%, #57c7d4 55%, #4799a3);
  background-size: 220% auto;
  -webkit-background-clip: text;
          background-clip: text;
  -webkit-text-fill-color: transparent;
  animation: hero-shine 6s ease-in-out infinite;
}
@keyframes hero-shine {
  0%, 100% { background-position: 0% center; }
  50%      { background-position: 100% center; }
}

/* Apparition échelonnée du contenu */
.hero-title,
.hero-subtitle,
.hero-actions {
  opacity: 0;
  transform: translateY(18px);
  animation: hero-rise 0.7s cubic-bezier(.2, .7, .3, 1) forwards;
}
.hero-title    { animation-delay: 0.05s; }
.hero-subtitle { animation-delay: 0.18s; }
.hero-actions  { animation-delay: 0.31s; }
@keyframes hero-rise {
  to { opacity: 1; transform: translateY(0); }
}

/* Flottement doux des éléments décoratifs */
.tri--small-1        { animation: hero-float 7s ease-in-out infinite; }
.tri--small-2        { animation: hero-float 9s ease-in-out infinite reverse; }
.tri--outline-1      { animation: hero-float 11s ease-in-out infinite; }
.tri--outline-2      { animation: hero-float 8s ease-in-out infinite reverse; }
@keyframes hero-float {
  0%, 100% { transform: translateY(0); }
  50%      { transform: translateY(-14px); }
}

@media (prefers-reduced-motion: reduce) {
  .hero-accent,
  .hero-title, .hero-subtitle, .hero-actions,
  .tri--small-1, .tri--small-2, .tri--outline-1, .tri--outline-2 {
    animation: none;
  }
  .hero-title, .hero-subtitle, .hero-actions { opacity: 1; transform: none; }
}

/* ========================================
   HERO BACKGROUND WOAW (revert : supprimer ce bloc)
   ======================================== */

/* Fond en degrade doux (mesh) au lieu du blanc plat */
.hero {
  background:
    radial-gradient(820px 620px at 88% 18%, rgba(87, 199, 212, 0.20), transparent 60%),
    radial-gradient(640px 520px at 6% 92%, rgba(71, 153, 163, 0.12), transparent 60%),
    linear-gradient(160deg, #ffffff 0%, #eef9fb 100%);
}

/* Trame de points subtile sur toute la zone */
.hero-decor::after {
  content: '';
  position: absolute;
  inset: 0;
  background-image: radial-gradient(circle, rgba(71, 153, 163, 0.09) 1px, transparent 1px);
  background-size: 28px 28px;
  -webkit-mask-image: radial-gradient(circle at 72% 42%, #000, transparent 72%);
          mask-image: radial-gradient(circle at 72% 42%, #000, transparent 72%);
  opacity: 0.65;
}

/* Constellation de symboles Sinergy flottants (point focal a droite) */
.hero-symbols { position: absolute; inset: 0; pointer-events: none; }
.hero-symbols .hs {
  position: absolute;
  width: var(--hs-size, 40px);
  opacity: var(--hs-op, 0.3);
  filter: drop-shadow(0 10px 18px rgba(71, 153, 163, 0.18));
  animation: hero-float var(--hs-dur, 9s) ease-in-out infinite;
  animation-delay: var(--hs-delay, 0s);
}
.hs-1 { --hs-size: 70px; --hs-op: 0.50; right: 15%; top: 24%;  --hs-dur: 7s;  }
.hs-2 { --hs-size: 40px; --hs-op: 0.32; right: 31%; top: 56%;  --hs-dur: 9s;  --hs-delay: .6s; animation-direction: reverse; }
.hs-3 { --hs-size: 28px; --hs-op: 0.28; right: 8%;  top: 62%;  --hs-dur: 8s;  --hs-delay: 1.1s; }
.hs-4 { --hs-size: 120px; --hs-op: 0.10; right: 19%; bottom: 8%; --hs-dur: 13s; }
.hs-5 { --hs-size: 24px; --hs-op: 0.38; right: 38%; top: 30%;  --hs-dur: 10s; --hs-delay: .3s; animation-direction: reverse; }
.hs-6 { --hs-size: 52px; --hs-op: 0.16; right: 5%;  top: 36%;  --hs-dur: 11s; --hs-delay: .9s; }

@media (prefers-reduced-motion: reduce) {
  .hero-symbols .hs { animation: none; }
}

@media (max-width: 768px) {
  .hs-3, .hs-5, .hs-6 { display: none; }
  .hs-1 { --hs-size: 56px; right: 10%; }
  .hs-4 { --hs-size: 90px; }
}

/* ========================================
   VALEURS ENHANCEMENT (revert : supprimer ce bloc)
   ======================================== */

/* Fond legerement teinte pour detacher la section du blanc */
.valeurs {
  background: linear-gradient(180deg, #ffffff 0%, #eef9fb 100%);
}

/* Cartes avec relief, filet d'accent et elevation au survol */
.val-card {
  position: relative;
  text-align: left;
  padding: 32px 28px;
  background: #ffffff;
  border: 1px solid var(--border);
  border-radius: 16px;
  box-shadow: 0 10px 30px -20px rgba(71, 153, 163, 0.35);
  overflow: hidden;
}
.val-card::before {
  content: '';
  position: absolute;
  top: 0; left: 0;
  width: 100%;
  height: 3px;
  background: linear-gradient(90deg, var(--cyan), var(--teal));
  transform: scaleX(0);
  transform-origin: left;
  transition: transform 0.4s ease;
}
.val-card:hover {
  transform: translateY(-6px);
  background: #ffffff;
  border-color: rgba(87, 199, 212, 0.45);
  box-shadow: 0 22px 44px -22px rgba(71, 153, 163, 0.5);
}
.val-card:hover::before { transform: scaleX(1); }

/* Icone dans une pastille de marque */
.val-icon {
  width: 60px;
  height: 60px;
  margin: 0 0 20px;
  border-radius: 14px;
  background: var(--cyan-pale);
  display: flex;
  align-items: center;
  justify-content: center;
}
.val-icon img { width: 32px; height: 32px; }

.val-card h3 { font-size: 1.08rem; }
.val-card p  { font-size: 0.9rem; }

@media (prefers-reduced-motion: reduce) {
  .val-card:hover { transform: none; }
}