/* En-tête commun à toutes les pages Rishontech. */
[hidden] {
  display: none !important;
}

.site-header,
.services-header {
  position: fixed;
  z-index: 100;
  top: 0;
  width: 100%;
  color: #fff;
  border-bottom: 1px solid rgba(255, 255, 255, 0.12);
  font-family: "DM Sans", system-ui, sans-serif;
  transition: color 220ms ease, background 220ms ease, box-shadow 220ms ease, border-color 220ms ease;
}

.site-header.scrolled,
.services-header.scrolled {
  color: #09182b;
  background: rgba(255, 255, 255, 0.94);
  border-color: rgba(7, 20, 38, 0.08);
  box-shadow: 0 8px 35px rgba(7, 20, 38, 0.08);
  backdrop-filter: blur(18px);
}

.nav-wrap,
.services-nav {
  width: min(calc(100% - 64px), 1760px);
  height: 80px;
  margin-inline: auto;
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 28px;
}

.brand,
.services-brand {
  display: inline-flex;
  align-items: center;
  flex: 0 0 auto;
}

.brand-logo,
.services-brand img {
  width: 172px;
  height: auto;
  filter: drop-shadow(0 8px 16px rgba(0, 0, 0, 0.2));
}

.desktop-nav,
.services-desktop-nav {
  margin-left: auto;
  display: flex;
  align-items: center;
  justify-content: flex-end;
  gap: clamp(18px, 1.6vw, 30px);
}

.desktop-nav a,
.services-desktop-nav a {
  position: relative;
  color: rgba(255, 255, 255, 0.73);
  font-family: "DM Sans", system-ui, sans-serif !important;
  font-size: 14px !important;
  font-weight: 700 !important;
  line-height: 1.2;
  letter-spacing: 0;
  white-space: nowrap;
  transition: color 180ms ease;
}

.site-header.scrolled .desktop-nav a,
.services-header.scrolled .services-desktop-nav a {
  color: #5f6e80;
}

.desktop-nav a:hover,
.services-desktop-nav a:hover,
.services-desktop-nav a.active {
  color: #fff;
}

.site-header.scrolled .desktop-nav a:hover,
.services-header.scrolled .services-desktop-nav a:hover,
.services-header.scrolled .services-desktop-nav a.active {
  color: #2864f0;
}

.desktop-nav a::after,
.services-desktop-nav a::after {
  position: absolute;
  right: 0;
  bottom: -9px;
  left: 0;
  height: 2px;
  content: "";
  background: #5ce1f5;
  transform: scaleX(0);
  transition: transform 180ms ease;
}

.desktop-nav a:hover::after,
.services-desktop-nav a:hover::after,
.services-desktop-nav a.active::after {
  transform: scaleX(1);
}

.nav-actions,
.services-nav-actions {
  display: flex;
  align-items: center;
  justify-content: flex-end;
  gap: 12px;
  flex: 0 0 auto;
}

.install-button,
.services-install-button {
  min-height: 34px;
  padding: 0 12px;
  display: inline-flex;
  align-items: center;
  gap: 7px;
  border: 1px solid rgba(130, 197, 255, 0.28);
  color: #cceaff;
  background: rgba(64, 144, 255, 0.1);
  border-radius: 9px;
  font-family: "DM Sans", system-ui, sans-serif !important;
  font-size: 11px;
  font-weight: 700;
  white-space: nowrap;
  cursor: pointer;
  transition: color 180ms ease, background 180ms ease, border-color 180ms ease;
}

.install-button:hover,
.services-install-button:hover {
  color: #fff;
  background: rgba(64, 144, 255, 0.2);
  border-color: rgba(130, 197, 255, 0.5);
}

.site-header.scrolled .install-button,
.services-header.scrolled .services-install-button {
  color: #2864f0;
  background: #edf4ff;
  border-color: #d8e6ff;
}

.profile-button,
.services-profile-button {
  width: 44px;
  height: 44px;
  padding: 0;
  display: grid;
  flex: 0 0 44px;
  place-items: center;
  overflow: hidden;
  border: 2px solid rgba(255, 255, 255, 0.66);
  color: #fff;
  background: rgba(255, 255, 255, 0.12);
  border-radius: 50%;
  box-shadow: 0 8px 24px rgba(2, 13, 29, 0.24);
  cursor: pointer;
  transition: transform 180ms ease, border-color 180ms ease, box-shadow 180ms ease;
}

.profile-button:hover,
.services-profile-button:hover {
  border-color: #5ce1f5;
  box-shadow: 0 8px 28px rgba(57, 194, 255, 0.3);
  transform: translateY(-1px);
}

.profile-button img,
.services-profile-button img {
  width: 100%;
  height: 100%;
  object-fit: cover;
}

.site-header.scrolled .profile-button,
.services-header.scrolled .services-profile-button {
  border-color: #c9dcf6;
  color: #2864f0;
  background: #edf4ff;
  box-shadow: 0 7px 20px rgba(23, 73, 135, 0.14);
}

.menu-toggle,
.services-menu-toggle,
.mobile-menu,
.services-mobile-menu {
  display: none;
}

@media (max-width: 1500px) {
  .nav-wrap,
  .services-nav {
    width: min(calc(100% - 36px), 1440px);
    gap: 18px;
  }

  .brand-logo,
  .services-brand img { width: 150px; }

  .desktop-nav,
  .services-desktop-nav { gap: 16px; }

  .desktop-nav a,
  .services-desktop-nav a { font-size: 12px !important; }
}

@media (max-width: 1120px) {
  .desktop-nav,
  .services-desktop-nav,
  .nav-actions,
  .services-nav-actions { display: none; }

  .menu-toggle,
  .services-menu-toggle {
    width: 32px;
    height: 32px;
    margin-left: auto;
    padding: 0;
    display: grid;
    place-content: center;
    gap: 6px;
    border: 0;
    color: inherit;
    background: transparent;
    cursor: pointer;
  }

  .menu-toggle span,
  .services-menu-toggle span {
    width: 22px;
    height: 2px;
    display: block;
    background: currentColor;
    border-radius: 2px;
    transition: transform 200ms ease;
  }

  .menu-toggle[aria-expanded="true"] span:first-child,
  .services-menu-toggle[aria-expanded="true"] span:first-child { transform: translateY(4px) rotate(45deg); }

  .menu-toggle[aria-expanded="true"] span:last-child,
  .services-menu-toggle[aria-expanded="true"] span:last-child { transform: translateY(-4px) rotate(-45deg); }

  .mobile-menu,
  .services-mobile-menu {
    position: fixed;
    z-index: 99;
    top: 72px;
    right: 16px;
    left: 16px;
    padding: 22px;
    display: grid;
    gap: 8px;
    color: #09182b;
    background: rgba(255, 255, 255, 0.98);
    border: 1px solid #e5ebf2;
    border-radius: 16px;
    box-shadow: 0 25px 60px rgba(6, 19, 36, 0.18);
    opacity: 0;
    pointer-events: none;
    transform: translateY(-12px);
    transition: opacity 200ms ease, transform 200ms ease;
  }

  .mobile-menu.open,
  .services-mobile-menu.open {
    opacity: 1;
    pointer-events: auto;
    transform: translateY(0);
  }

  .mobile-menu a,
  .services-mobile-menu a {
    padding: 12px 7px;
    border: 0;
    border-bottom: 1px solid #edf1f5;
    color: #09182b;
    background: transparent;
    font-weight: 700;
    text-align: left;
  }

  .mobile-profile-button,
  .services-mobile-menu .services-mobile-profile {
    width: 44px;
    height: 44px;
    margin-top: 10px;
    padding: 0;
    display: grid;
    justify-self: start;
    place-items: center;
    overflow: hidden;
    border: 2px solid #c9dcf6;
    color: #2864f0;
    background: #edf4ff;
    border-radius: 50%;
    box-shadow: 0 7px 20px rgba(23, 73, 135, 0.14);
  }
}

@media (max-width: 620px) {
  .nav-wrap,
  .services-nav {
    width: min(calc(100% - 28px), 1440px);
    height: 68px;
  }

  .brand,
  .services-brand { max-width: 148px; }

  .brand-logo,
  .services-brand img { width: 148px; }

  .site-header.scrolled,
  .services-header.scrolled { backdrop-filter: blur(12px); }

  .mobile-menu,
  .services-mobile-menu { top: 72px; }
}

/* Les sections de l’accueil gardent le même bandeau bleu que les pages de référence. */
.site-header,
.site-header.scrolled,
.services-header,
.services-header.scrolled {
  color: #fff;
  background: linear-gradient(90deg, #061321 0%, #0a2342 58%, #0d315e 100%);
  border-color: rgba(255, 255, 255, 0.12);
  box-shadow: 0 8px 35px rgba(1, 12, 28, 0.18);
  backdrop-filter: blur(18px);
}

.site-header.scrolled .desktop-nav a,
.services-header.scrolled .services-desktop-nav a {
  color: rgba(255, 255, 255, 0.73);
}

.desktop-nav a.active,
.site-header.scrolled .desktop-nav a.active,
.site-header.scrolled .desktop-nav a:hover,
.services-header.scrolled .services-desktop-nav a.active,
.services-header.scrolled .services-desktop-nav a:hover {
  color: #fff;
}

.desktop-nav a.active::after {
  transform: scaleX(1);
}

.site-header.scrolled .install-button,
.services-header.scrolled .services-install-button {
  color: #cceaff;
  background: rgba(64, 144, 255, 0.1);
  border-color: rgba(130, 197, 255, 0.28);
}

.site-header.scrolled .profile-button,
.services-header.scrolled .services-profile-button {
  color: #fff;
  background: rgba(255, 255, 255, 0.12);
  border-color: rgba(255, 255, 255, 0.66);
  box-shadow: 0 8px 24px rgba(2, 13, 29, 0.24);
}

/* Sur une section claire, le bandeau devient blanc et garde un contraste lisible. */
.site-header[data-theme="light"],
.services-header[data-theme="light"],
.site-header.scrolled[data-theme="light"],
.services-header.scrolled[data-theme="light"] {
  color: #09182b;
  background: rgba(255, 255, 255, 0.96);
  border-color: rgba(7, 20, 38, 0.08);
  box-shadow: 0 8px 35px rgba(7, 20, 38, 0.08);
  backdrop-filter: blur(18px);
}

.site-header[data-theme="light"] .desktop-nav a,
.services-header[data-theme="light"] .services-desktop-nav a {
  color: #5f6e80;
}

.site-header[data-theme="light"] .desktop-nav a.active,
.site-header[data-theme="light"] .desktop-nav a:hover,
.services-header[data-theme="light"] .services-desktop-nav a.active,
.services-header[data-theme="light"] .services-desktop-nav a:hover {
  color: #2864f0;
}

.site-header[data-theme="light"] .install-button,
.services-header[data-theme="light"] .services-install-button {
  color: #2864f0;
  background: #edf4ff;
  border-color: #d8e6ff;
}

.site-header[data-theme="light"] .profile-button,
.services-header[data-theme="light"] .services-profile-button {
  color: #2864f0;
  background: #edf4ff;
  border-color: #c9dcf6;
  box-shadow: 0 7px 20px rgba(23, 73, 135, 0.14);
}