/* ADLIONS — Einheitlicher Header (Desktop + Mobile) */

.topbar {
  background: rgba(255, 255, 255, 0.92);
  backdrop-filter: blur(12px);
  -webkit-backdrop-filter: blur(12px);
  border-bottom: 1px solid rgba(56, 189, 248, 0.2);
  position: sticky;
  top: 0;
  z-index: 100;
  box-shadow: 0 1px 0 rgba(255, 255, 255, 0.6) inset, 0 4px 24px rgba(14, 165, 233, 0.08);
}

.topbar-inner {
  max-width: 1160px;
  margin: 0 auto;
  padding: 0.75rem 1rem;
  display: grid;
  grid-template-columns: auto 1fr auto;
  grid-template-areas: "logo nav cta";
  align-items: center;
  gap: 0.75rem 1rem;
}

.topbar a.logo {
  grid-area: logo;
  display: flex;
  align-items: center;
  text-decoration: none;
  flex-shrink: 0;
}

.topbar img {
  height: 40px;
  width: auto;
  max-width: 140px;
  object-fit: contain;
}

.topbar-menu-btn {
  display: none;
  grid-area: menu;
  align-items: center;
  justify-content: center;
  width: 44px;
  height: 44px;
  padding: 0;
  border: 1px solid rgba(14, 165, 233, 0.25);
  border-radius: 10px;
  background: #fff;
  cursor: pointer;
  flex-shrink: 0;
}

.topbar-menu-icon,
.topbar-menu-icon::before,
.topbar-menu-icon::after {
  display: block;
  width: 20px;
  height: 2px;
  background: #0f172a;
  border-radius: 2px;
  transition: transform 0.2s ease, opacity 0.2s ease;
}

.topbar-menu-icon {
  position: relative;
}

.topbar-menu-icon::before,
.topbar-menu-icon::after {
  content: "";
  position: absolute;
  left: 0;
}

.topbar-menu-icon::before {
  top: -6px;
}

.topbar-menu-icon::after {
  top: 6px;
}

.topbar.is-open .topbar-menu-icon {
  background: transparent;
}

.topbar.is-open .topbar-menu-icon::before {
  top: 0;
  transform: rotate(45deg);
}

.topbar.is-open .topbar-menu-icon::after {
  top: 0;
  transform: rotate(-45deg);
}

.nav-main {
  grid-area: nav;
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  justify-content: center;
  gap: 0.25rem 1.1rem;
}

.nav-main a {
  color: #334155;
  text-decoration: none;
  font-size: 15px;
  font-weight: 500;
  padding: 0.5rem 0.85rem;
  border-radius: 8px;
  transition: background 0.15s, color 0.15s;
  white-space: nowrap;
}

.nav-main a:hover {
  background: rgba(224, 242, 254, 0.85);
  color: #0ea5e9;
}

.nav-main a[aria-current="page"] {
  color: #0284c7;
  font-weight: 600;
}

.topbar-cta {
  grid-area: cta;
  justify-self: end;
  text-decoration: none;
  font-size: 14px;
  font-weight: 600;
  padding: 0.55rem 1rem;
  border-radius: 999px;
  white-space: nowrap;
  color: #fff;
  background: linear-gradient(135deg, #22d3ee 0%, #0ea5e9 45%, #0284c7 100%);
  box-shadow: 0 2px 16px rgba(14, 165, 233, 0.45), 0 0 24px rgba(56, 189, 248, 0.35);
  transition: filter 0.15s ease, box-shadow 0.15s ease;
}

.topbar-cta:hover {
  filter: brightness(1.06);
  color: #fff;
  box-shadow: 0 4px 24px rgba(14, 165, 233, 0.55), 0 0 32px rgba(56, 189, 248, 0.4);
}

.topbar-cta--mobile {
  display: none;
}

/* Tablet: Navigation enger, sonst Überlappung */
@media (max-width: 1100px) and (min-width: 992px) {
  .nav-main {
    gap: 0.2rem 0.65rem;
  }

  .nav-main a {
    font-size: 14px;
    padding: 0.45rem 0.6rem;
  }

  .topbar-cta {
    font-size: 13px;
    padding: 0.5rem 0.85rem;
  }
}

/* Mobile: Hamburger-Menü */
@media (max-width: 991px) {
  .topbar-inner {
    grid-template-columns: 1fr auto;
    grid-template-areas:
      "logo menu"
      "nav nav";
    padding: 0.65rem 1rem;
    gap: 0;
  }

  .topbar-menu-btn {
    display: inline-flex;
  }

  .topbar-cta {
    display: none;
  }

  .nav-main {
    display: none;
    flex-direction: column;
    align-items: stretch;
    gap: 0.15rem;
    width: 100%;
    margin-top: 0.65rem;
    padding: 0.65rem 0 0.25rem;
    border-top: 1px solid rgba(14, 165, 233, 0.15);
  }

  .topbar.is-open .nav-main {
    display: flex;
  }

  .nav-main a {
    width: 100%;
    box-sizing: border-box;
    font-size: 16px;
    padding: 0.75rem 0.85rem;
    white-space: normal;
    text-align: left;
  }

  .nav-main .topbar-cta--mobile {
    display: block;
    width: 100%;
    margin-top: 0.5rem;
    text-align: center;
    box-sizing: border-box;
    font-size: 16px;
    padding: 0.85rem 1rem;
  }

  body.topbar-nav-open {
    overflow: hidden;
  }
}

@media (max-width: 480px) {
  .topbar img {
    height: 34px;
    max-width: 120px;
  }
}