:root {
  --main-blue: #1f6feb;
  --dark: #111111;
  --light-bg: #ffffff;
  --muted: #6c757d;
}

body {
  margin: 0;
  font-family: Arial, Helvetica, sans-serif;
  background: #f8f9fb;
  color: var(--dark);
}

/* NAVBAR */
.custom-navbar {
  background: #fff;
  min-height: 95px;
  box-shadow: 0 10px 25px rgba(0,0,0,0.08);
  padding: 0;
  z-index: 999;
}

.navbar-brand {
  font-weight: 800;
  font-size: 28px;
  line-height: 0.95;
  color: #000;
  letter-spacing: -1px;
}

.navbar-brand span {
  display: block;
}

.navbar-nav {
  gap: 35px;
}

.nav-link {
  position: relative;
  font-size: 15px;
  font-weight: 600;
  letter-spacing: 1px;
  text-transform: uppercase;
  color: #111 !important;
  padding: 36px 0 !important;
}

.nav-link:hover,
.nav-link.active {
  color: var(--main-blue) !important;
}

.nav-link.active::after,
.nav-link:hover::after {
  content: "";
  position: absolute;
  left: 0;
  bottom: 22px;
  width: 100%;
  height: 2px;
  background: var(--main-blue);
}

.btn-contact-nav {
  position: relative;
  display: inline-block;
  padding: 12px 22px;
  border-radius: 50px;
  font-weight: 600;
  text-decoration: none;
  color: #fff;
  background: linear-gradient(135deg, #1f6feb, #4da3ff);
  transition: all 0.3s ease;
  overflow: hidden;
}

/* effet glow léger */
.btn-contact-nav::before {
  content: "";
  position: absolute;
  inset: 0;
  background: linear-gradient(120deg, transparent, rgba(255,255,255,0.4), transparent);
  transform: translateX(-100%);
  transition: 0.5s;
}

/* hover */
.btn-contact-nav:hover::before {
  transform: translateX(100%);
}

.btn-contact-nav:hover {
  transform: translateY(-2px) scale(1.03);
  box-shadow: 0 10px 25px rgba(31, 111, 235, 0.4);
}

/* MOBILE */
@media (max-width: 991px) {
  .custom-navbar {
    min-height: auto;
    padding: 15px 0;
  }

  .navbar-brand {
    font-size: 24px;
  }

  .navbar-nav {
    gap: 0;
    padding-top: 20px;
  }

  .nav-link {
    padding: 14px 0 !important;
  }

  .nav-link.active::after,
  .nav-link:hover::after {
    bottom: 6px;
    width: 45px;
  }

  .btn-contact-nav {
    display: inline-block;
    margin-top: 15px;
  }
}

/*FOOTER */
.footer {
  color: #111 !important;
  padding: 25px 0;
  font-size: 14px;
}

.footer-content {
  gap: 15px;
}

.footer-links a {
  color: #111 !important;
  margin-left: 20px;
  text-decoration: none;
  transition: 0.2s;
}

.footer-links a:hover {
  color: #ffffff;
}

/* mobile */
@media (max-width: 768px) {
  .footer-links a {
    margin-left: 0;
    margin-right: 15px;
  }
}