:root {
  --bg: #f1eae2;
  --soft: #f4efe8;
  --panel: rgba(255,255,255,0.42);
  --primary: #d9b777;
  --primary-deep: #af7d42;
  --blue: #1c4d63;
  --blue-deep: #143a4d;
  --ink: #1d2a2f;
  --muted: #52676e;
  --line: rgba(21,69,88,0.12);
}

* { box-sizing: border-box; }
html { scroll-behavior: smooth; }
body {
  margin: 0;
  font-family: "Manrope", sans-serif;
  background: var(--bg);
  color: var(--ink);
}
a { color: inherit; text-decoration: none; }
img { max-width: 100%; display: block; }
.container {
  width: min(1180px, calc(100% - 30px));
  margin: 0 auto;
}
.topbar {
  position: sticky;
  top: 0;
  z-index: 20;
  background: rgba(245,236,226,0.92);
  border-bottom: 1px solid rgba(28,77,99,0.12);
  animation: slide-down 0.7s ease both;
}
.nav {
  min-height: 90px;
  display: flex;
  justify-content: space-between;
  align-items: center;
  gap: 18px;
}
.brand-block {
  display: flex;
  align-items: center;
  gap: 14px;
}
.logo-mark {
  width: 60px;
  height: 60px;
  border-radius: 50%;
}
.brand-name {
  font-family: "Manrope", sans-serif;
  font-size: clamp(2rem, 2vw, 2.8rem);
  font-weight: 700;
  letter-spacing: 0.02em;
  color: var(--blue-deep);
}
.menu {
  display: flex;
  gap: 28px;
  align-items: center;
  font-weight: 700;
  font-size: 0.95rem;
}
.menu a { color: var(--blue-deep); }
.cta-btn, .secondary-btn {
  display: inline-flex;
  justify-content: center;
  align-items: center;
  padding: 14px 22px;
  border-radius: 999px;
  font-weight: 800;
}
.cta-btn {
  background: linear-gradient(135deg, var(--primary-deep), var(--primary));
  color: #fff;
}
.secondary-btn {
  border: 1px solid rgba(28,77,99,0.2);
  color: var(--blue-deep);
}
.hero {
  padding: 62px 0 82px;
}
.hero-reseau {
  background: linear-gradient(180deg, rgba(241,234,226,1), rgba(235,228,217,0.9));
  animation: fade-up 0.8s 0.12s ease both;
}
.hero-inner {
  display: grid;
  grid-template-columns: minmax(0, 1fr) minmax(280px, 0.75fr);
  gap: 42px;
  min-height: 420px;
  align-items: center;
  justify-content: center;
}
.hero-copy {
  max-width: 780px;
  text-align: center;
}
.eyebrow {
  margin: 0 0 18px;
  color: var(--primary-deep);
  text-transform: uppercase;
  letter-spacing: 0.12em;
  font-size: 0.76rem;
  font-weight: 800;
}
h1, h2, h3, h4 {
  font-family: "Manrope", sans-serif;
  margin: 0 0 18px;
  line-height: 1.1;
}
h1 {
  font-size: clamp(2.8rem, 5vw, 5.4rem);
  font-weight: 800;
  color: var(--blue-deep);
}
h2 {
  font-size: clamp(2.1rem, 3vw, 3rem);
  font-weight: 800;
  color: var(--blue-deep);
}
p {
  margin: 0 0 18px;
  color: var(--muted);
  font-size: 1.04rem;
  line-height: 1.7;
}
.hero-actions {
  margin-top: 28px;
  display: flex;
  justify-content: center;
  gap: 18px;
  flex-wrap: wrap;
}
.hero-photo {
  width: 100%;
  aspect-ratio: 4 / 3;
  object-fit: cover;
  border-radius: 18px;
  box-shadow: 0 18px 34px rgba(28,77,99,0.14);
}
.services {
  padding: 90px 0;
}
.section-title {
  margin: 0 auto 38px;
  text-align: center;
  max-width: 740px;
}
.cards-grid {
  display: grid;
  grid-template-columns: repeat(4, minmax(0, 1fr));
  gap: 24px;
}
.info-card {
  background: rgba(255,255,255,0.5);
  border: 1px solid var(--line);
  border-radius: 20px;
  padding: 24px 22px;
  box-shadow: 0 18px 32px rgba(20,58,77,0.06);
  transition: transform 0.3s ease, box-shadow 0.3s ease;
  animation: fade-up 0.7s ease both;
}
.info-card:hover {
  transform: translateY(-6px);
  box-shadow: 0 22px 40px rgba(20,58,77,0.12);
}
.num {
  width: 58px;
  height: 58px;
  display: grid;
  place-items: center;
  border-radius: 50%;
  background: rgba(28,77,99,0.08);
  color: var(--blue-deep);
  font-weight: 800;
  margin-bottom: 18px;
}
.info-card h3 { font-size: 1.5rem; color: var(--blue-deep); }
.section-alt {
  background: linear-gradient(180deg, rgba(218,231,236,0.5), rgba(242,237,232,0.3));
  padding: 90px 0;
}
.split-layout {
  display: grid;
  grid-template-columns: 1.2fr 0.8fr;
  gap: 30px;
  align-items: center;
}
.panel-box {
  background: rgba(255,255,255,0.45);
  border: 1px solid var(--line);
  padding: 26px 22px;
  border-radius: 24px;
  box-shadow: 0 18px 34px rgba(15,31,40,0.05);
  animation: fade-up 0.8s 0.12s ease both;
}
.panel-box h3 { font-size: 2rem; color: var(--blue-deep); }
.panel-box ul, .contact-list { margin: 0; padding-left: 18px; }
.panel-box li, .contact-list li { margin: 0 0 12px; color: var(--ink); }
.contact { padding: 90px 0 70px; }
.contact-box { max-width: 900px; }
.footer {
  padding: 36px 0 18px;
}
.reseau-footer {
  background: linear-gradient(180deg, #0d2f3f 0%, #123f52 100%);
  color: rgba(255,255,255,0.85);
}
.footer-grid {
  display: grid;
  grid-template-columns: 1.4fr 0.8fr 0.8fr;
  gap: 24px;
  padding-bottom: 22px;
}
.footer h3, .footer h4 { color: #fff; margin: 0 0 12px; }
.footer a { display: block; margin: 0 0 10px; color: rgba(255,255,255,0.82); }
.bottom-line {
  border-top: 1px solid rgba(255,255,255,0.1);
  text-align: center;
  padding-top: 14px;
  color: rgba(255,255,255,0.75);
}
@keyframes fade-up {
  from { opacity: 0; transform: translateY(18px); }
  to { opacity: 1; transform: translateY(0); }
}
@keyframes slide-down {
  from { opacity: 0; transform: translateY(-12px); }
  to { opacity: 1; transform: translateY(0); }
}
@media (prefers-reduced-motion: reduce) {
  *, *::before, *::after {
    animation-duration: 0.01ms !important;
    animation-iteration-count: 1 !important;
    scroll-behavior: auto !important;
    transition-duration: 0.01ms !important;
  }
}
@media (max-width: 980px) {
  .menu { display: none; }
  .cards-grid, .split-layout, .footer-grid { grid-template-columns: 1fr 1fr; }
}
@media (max-width: 760px) {
  .hero-inner { grid-template-columns: 1fr; }
  .cards-grid, .split-layout, .footer-grid { grid-template-columns: 1fr; }
  .hero-actions { display: grid; grid-template-columns: 1fr; }
  .cta-btn, .secondary-btn { width: 100%; }
}