/* ============================================
   FILE: navigation.css — 2026 refresh
   Purpose: Absolute top nav, mobile slide-over, sticky phone CTA
   Dependencies: base.css, components.css
============================================ */

/* ---------- Top Navigation ---------- */
.nav {
  position: absolute;
  top: 0; left: 0; right: 0;
  height: clamp(84px, 12svh, 116px);
  z-index: var(--z-sticky);
  background: transparent;
  border-bottom: 0;
  transition:
    background var(--t-med) var(--ease-out),
    border-color var(--t-med) var(--ease-out),
    box-shadow var(--t-med) var(--ease-out);
}
.nav.is-scrolled {
  background: transparent;
  border-bottom-color: transparent;
  box-shadow: none;
}

.nav__inner {
  max-width: var(--page-max);
  margin: 0 auto;
  height: 100%;
  padding: 18px 24px;
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: var(--space-5);
}
@media (min-width: 768px) { .nav__inner { padding: 22px 48px; } }
@media (min-width: 1200px) { .nav__inner { padding: 24px 64px; } }

.nav__logo {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  width: clamp(168px, 42vw, 238px);
  min-height: 54px;
  padding: 10px 15px;
  border-radius: 0;
  background: transparent;
  border: 0;
  box-shadow: none;
  backdrop-filter: none;
  -webkit-backdrop-filter: none;
  transition: opacity var(--t-fast), transform var(--t-fast);
}
.nav__logo:hover {
  opacity: 0.94;
  transform: translateY(-1px);
}
.nav__logo-img {
  display: block;
  width: 100%;
  height: auto;
  max-width: 100%;
  object-fit: contain;
}
.nav__logo-img--hero {
  width: clamp(138px, 34vw, 198px);
  filter: drop-shadow(0 8px 16px rgba(11, 30, 69, 0.24));
}
.nav__logo-img--combined { height: auto; }
.nav__logo-img--monogram { width: 40px; height: 40px; }

.mobile-menu .nav__logo-img--combined {
  height: 42px;
  max-width: 190px;
}
.mobile-menu .nav__logo {
  width: auto;
  min-height: 0;
  padding: 0;
  background: transparent;
  border: 0;
  box-shadow: none;
  backdrop-filter: none;
  -webkit-backdrop-filter: none;
}
.mobile-menu .nav__logo-img {
  width: auto;
}

.nav__links {
  display: none;
  gap: var(--space-7);
  align-items: center;
}
@media (min-width: 1024px) { .nav__links { display: none; } }

.nav__link {
  font-size: 0.9375rem;
  font-weight: var(--fw-medium);
  color: #ffffff;
  padding: 8px 2px;
  position: relative;
  transition: color var(--t-fast);
  letter-spacing: var(--tracking-normal);
}
.nav__link::after {
  content: "";
  position: absolute;
  bottom: 4px; left: 0;
  width: 0; height: 1.5px;
  background: #ffffff;
  border-radius: 2px;
  transition: width var(--t-med) var(--ease-out);
}
.nav__link:hover::after { width: 100%; }

.nav__cta {
  display: none;
  align-items: center;
  padding: 11px 18px;
  min-height: 44px;
  font-size: 0.9375rem;
  border-radius: var(--r-md);
}
@media (min-width: 768px) { .nav__cta { display: none; } }
.nav__cta .icon { width: 17px; height: 17px; }

.nav__menu-toggle {
  display: inline-flex;
  width: 50px; height: 50px;
  align-items: center;
  justify-content: center;
  border-radius: 0;
  color: #ffffff;
  background: transparent;
  border: 0;
  box-shadow: none;
  backdrop-filter: none;
  -webkit-backdrop-filter: none;
  transition: opacity var(--t-fast), transform var(--t-fast);
}
.nav__menu-toggle:hover {
  opacity: 0.9;
  transform: translateY(-1px);
}
@media (min-width: 1024px) { .nav__menu-toggle { display: inline-flex; } }
.nav__menu-toggle .icon { width: 30px; height: 30px; stroke-width: 2.4; }

@media (max-width: 767px) {
  .nav {
    height: 82px;
  }
  .nav__inner {
    padding: 14px 18px;
  }
  .nav__logo {
    width: clamp(150px, 52vw, 190px);
    min-height: 50px;
    padding: 9px 13px;
    border-radius: 0;
  }
  .nav__logo-img--hero {
    width: clamp(126px, 44vw, 160px);
  }
  .nav__menu-toggle {
    width: 48px;
    height: 48px;
    border-radius: 0;
  }
}

/* ---------- Mobile Slide-Over Menu ---------- */
.mobile-menu {
  position: fixed;
  top: 0; right: 0;
  height: 100vh; height: 100dvh;
  width: min(380px, 92vw);
  background: var(--color-surface);
  z-index: var(--z-modal);
  padding: var(--space-7) var(--space-6) var(--space-6);
  transform: translateX(100%);
  transition: transform var(--t-med) var(--ease-out);
  display: flex;
  flex-direction: column;
  gap: var(--space-6);
  box-shadow: -20px 0 60px rgba(31, 63, 134, 0.18);
  overflow-y: auto;
}
.mobile-menu.is-open { transform: translateX(0); }

.mobile-menu__header {
  display: flex;
  justify-content: space-between;
  align-items: center;
  margin-bottom: var(--space-3);
}
.mobile-menu__close {
  width: 44px; height: 44px;
  display: inline-flex;
  align-items: center;
  justify-content: center;
  border-radius: var(--r-md);
  color: var(--color-primary);
  transition: background var(--t-fast);
}
.mobile-menu__close:hover { background: var(--color-primary-soft); }
.mobile-menu__close .icon { width: 22px; height: 22px; }

.mobile-menu__links {
  display: flex;
  flex-direction: column;
  gap: 0;
}
.mobile-menu__link {
  font-family: var(--font-body);
  font-size: 1.0625rem;
  font-weight: var(--fw-semibold);
  color: var(--color-primary);
  padding: var(--space-4) 0;
  border-bottom: 1px solid var(--color-border);
  letter-spacing: var(--tracking-normal);
  display: flex;
  align-items: center;
  justify-content: space-between;
  transition: color var(--t-fast);
}
.mobile-menu__link::after {
  content: "→";
  opacity: 0.4;
  transition: transform var(--t-fast), opacity var(--t-fast);
}
.mobile-menu__link:hover { color: var(--color-primary-hover); }
.mobile-menu__link:hover::after { transform: translateX(3px); opacity: 1; }
.mobile-menu__link:last-child { border-bottom: 0; }

.mobile-menu__cta { margin-top: auto; }

.mobile-menu-backdrop {
  position: fixed; inset: 0;
  background: rgba(31, 63, 134, 0.4);
  backdrop-filter: blur(4px);
  -webkit-backdrop-filter: blur(4px);
  z-index: calc(var(--z-modal) - 1);
  opacity: 0;
  pointer-events: none;
  transition: opacity var(--t-med) var(--ease-out);
}
.mobile-menu-backdrop.is-visible {
  opacity: 1;
  pointer-events: auto;
}

/* ---------- Dezenter sticky Telefonkontakt ---------- */
.sticky-cta {
  position: fixed;
  right: clamp(16px, 3vw, 32px);
  bottom: calc(28px + env(safe-area-inset-bottom, 0px));
  z-index: var(--z-sticky);
  display: inline-flex;
  align-items: center;
  gap: 10px;
  min-height: 46px;
  max-width: calc(100vw - 32px);
  padding: 7px 13px 7px 8px;
  color: var(--color-primary);
  background: rgba(255, 255, 255, 0.94);
  border: 1px solid rgba(31, 63, 134, 0.16);
  border-radius: var(--r-pill);
  box-shadow:
    0 10px 28px rgba(11, 30, 69, 0.13),
    0 2px 8px rgba(11, 30, 69, 0.08);
  backdrop-filter: saturate(180%) blur(14px);
  -webkit-backdrop-filter: saturate(180%) blur(14px);
  text-decoration: none;
  opacity: 0;
  pointer-events: none;
  transform: translate3d(0, 18px, 0) scale(0.97);
  transform-origin: 100% 100%;
  transition:
    opacity 340ms var(--ease-out),
    transform 340ms var(--ease-out),
    border-color var(--t-fast) var(--ease-out),
    box-shadow var(--t-fast) var(--ease-out);
}

.sticky-cta.is-visible {
  opacity: 1;
  pointer-events: auto;
  transform: translate3d(0, 0, 0) scale(1);
  animation: stickyCtaReveal 420ms var(--ease-out) both;
}

.sticky-cta:hover,
.sticky-cta:focus-visible {
  border-color: rgba(31, 63, 134, 0.28);
  box-shadow:
    0 14px 34px rgba(11, 30, 69, 0.16),
    0 3px 10px rgba(11, 30, 69, 0.10);
}

@keyframes stickyCtaReveal {
  0% {
    opacity: 0;
    transform: translate3d(0, 18px, 0) scale(0.97);
  }
  65% {
    opacity: 1;
    transform: translate3d(0, -2px, 0) scale(1);
  }
  100% {
    opacity: 1;
    transform: translate3d(0, 0, 0) scale(1);
  }
}

.sticky-cta:focus-visible {
  outline: 3px solid rgba(47, 79, 151, 0.26);
  outline-offset: 3px;
}

.sticky-cta__icon {
  width: 34px;
  height: 34px;
  border-radius: 50%;
  display: inline-flex;
  align-items: center;
  justify-content: center;
  flex: 0 0 auto;
  color: var(--color-text-on-primary);
  background: var(--color-primary);
}

.sticky-cta__icon .icon {
  width: 17px;
  height: 17px;
}

.sticky-cta__text {
  display: inline-flex;
  align-items: center;
  font-size: 0.9rem;
  line-height: 1;
}

.sticky-cta__text strong {
  color: var(--color-text-strong);
  font-weight: var(--fw-semibold);
}

@media (max-width: 520px) {
  .sticky-cta {
    right: 14px;
    bottom: calc(24px + env(safe-area-inset-bottom, 0px));
    padding-right: 13px;
  }
}

@media (prefers-reduced-motion: reduce) {
  .sticky-cta {
    transition: opacity var(--t-fast) ease;
    transform: none;
  }

  .sticky-cta.is-visible {
    transform: none;
    animation: none;
  }
}

/* Fixed nav overlays the hero reference layout. */
body { padding-top: 0; }