/* Site navigasyonu — anasayfa + alt sayfalar */

.site-nav__btn--cta {
  display: none;
  flex-shrink: 0;
}

.site-nav {
  position: absolute;
  top: 0;
  left: 0;
  right: 0;
  width: 100%;
  z-index: 100;
  padding: var(--nav-pad);
  display: flex;
  align-items: center;
  gap: clamp(12px, 2vw, 24px);
  background: transparent;
  border-bottom: 1px solid transparent;
  transition: background 0.35s ease, backdrop-filter 0.35s ease, border-color 0.35s ease;
}

.site-nav.is-scrolled {
  background: rgba(255, 255, 255, 0.92);
  backdrop-filter: blur(12px);
  -webkit-backdrop-filter: blur(12px);
  border-bottom-color: var(--border);
}

.site-nav.is-mega-open {
  backdrop-filter: none;
  -webkit-backdrop-filter: none;
  border-bottom: none;
}

.site-nav:not(.is-scrolled):not(.is-mega-open) .site-nav-links .nav-label,
.site-nav:not(.is-scrolled):not(.is-mega-open) .site-nav-links .nav-link,
.site-nav:not(.is-scrolled):not(.is-mega-open) .site-nav-links .nav-trigger,
.site-nav:not(.is-scrolled):not(.is-mega-open) .site-nav-lang {
  color: rgba(255, 255, 255, 0.92);
  text-shadow: 0 1px 10px rgba(0, 0, 0, 0.28);
}

.site-nav:not(.is-scrolled):not(.is-mega-open) .site-nav-links > li.is-nav-active .nav-label,
.site-nav:not(.is-scrolled):not(.is-mega-open) .site-nav-links > li.is-nav-active .nav-link,
.site-nav:not(.is-scrolled):not(.is-mega-open) .site-nav-links > li.is-nav-active .nav-trigger {
  color: #fff;
  font-weight: 700;
}

.site-nav:not(.is-scrolled):not(.is-mega-open) .site-nav-links > li:not(.is-nav-active):not(.nav-indicator):hover .nav-label,
.site-nav:not(.is-scrolled):not(.is-mega-open) .site-nav-links > li:not(.is-nav-active):not(.nav-indicator):hover .nav-link,
.site-nav:not(.is-scrolled):not(.is-mega-open) .site-nav-links > li:not(.is-nav-active):not(.nav-indicator):hover .nav-trigger {
  color: rgba(255, 255, 255, 0.88);
}

.site-nav:not(.is-scrolled):not(.is-mega-open) .site-nav-logo img {
  filter: brightness(0) invert(1);
}

.site-nav:not(.is-scrolled):not(.is-mega-open) .menu-btn {
  background: rgba(255, 255, 255, 0.14);
  backdrop-filter: blur(10px);
  -webkit-backdrop-filter: blur(10px);
  border: 1px solid rgba(255, 255, 255, 0.22);
  color: #fff;
  box-shadow: none;
}

.site-nav-logo {
  display: inline-flex;
  align-items: center;
  flex-shrink: 0;
  position: relative;
  overflow: hidden;
  isolation: isolate;
  text-decoration: none;
}

.site-nav-logo::after {
  content: '';
  position: absolute;
  top: -8%;
  bottom: -8%;
  left: 0;
  width: 42%;
  background: linear-gradient(
    100deg,
    transparent 0%,
    rgba(255, 255, 255, 0.15) 28%,
    rgba(255, 255, 255, 0.92) 50%,
    rgba(255, 255, 255, 0.15) 72%,
    transparent 100%
  );
  transform: translateX(-160%) skewX(-18deg);
  animation: site-nav-logo-shine 3.2s ease-in-out infinite;
  pointer-events: none;
  z-index: 1;
  mix-blend-mode: soft-light;
}

@keyframes site-nav-logo-shine {
  0% { transform: translateX(-160%) skewX(-18deg); }
  38% { transform: translateX(340%) skewX(-18deg); }
  100% { transform: translateX(340%) skewX(-18deg); }
}

.site-nav-logo img {
  height: clamp(38px, 3.4vw, 46px);
  width: auto;
  display: block;
  position: relative;
  z-index: 0;
}

.site-nav-links {
  display: none;
  list-style: none;
  align-items: stretch;
  gap: clamp(6px, 0.8vw, 12px);
  flex: 1;
  justify-content: flex-start;
  padding-left: 8px;
  margin: 0;
  min-width: 0;
  position: relative;
}

.site-nav-links > li:not(.nav-indicator) {
  position: relative;
  flex-shrink: 0;
  display: flex;
  align-items: center;
}

.nav-indicator {
  position: absolute;
  top: 0;
  left: 0;
  height: 100%;
  width: 0;
  border-radius: var(--radius);
  background: rgba(17, 56, 89, 0.09);
  pointer-events: none;
  z-index: 0;
  transition: left 0.38s cubic-bezier(0.22, 1, 0.36, 1), width 0.38s cubic-bezier(0.22, 1, 0.36, 1), background 0.25s ease;
}

.site-nav:not(.is-scrolled):not(.is-mega-open) .nav-indicator {
  background: rgba(255, 255, 255, 0.16);
}

.site-nav.is-scrolled .nav-indicator {
  background: rgba(17, 56, 89, 0.09);
}

.site-nav.is-mega-open .nav-indicator {
  background: rgba(17, 56, 89, 0.08);
}

.site-nav-links a,
.site-nav-links .nav-link,
.site-nav-links .nav-label,
.site-nav-links .nav-trigger {
  color: var(--muted);
  text-decoration: none;
  font-size: clamp(0.75rem, 0.85vw, 0.875rem);
  font-weight: 600;
  position: relative;
  z-index: 1;
  padding: 0.55em 0.85em;
  transition: color 0.25s ease, font-weight 0.2s ease;
  white-space: nowrap;
  background: none;
  border: none;
  cursor: pointer;
  font-family: inherit;
}

.site-nav-links a:hover,
.site-nav-links .nav-link:hover,
.site-nav-links .nav-label:hover,
.site-nav-links .nav-trigger:hover,
.site-nav-links li:hover > .nav-trigger { color: var(--text); }

.site-nav-links > li.is-nav-active .nav-label,
.site-nav-links > li.is-nav-active .nav-link,
.site-nav-links > li.is-nav-active .nav-trigger {
  color: var(--brand);
  font-weight: 700;
}

.site-nav-links > li:not(.is-nav-active):not(.nav-indicator):hover .nav-label,
.site-nav-links > li:not(.is-nav-active):not(.nav-indicator):hover .nav-link,
.site-nav-links > li:not(.is-nav-active):not(.nav-indicator):hover .nav-trigger {
  color: var(--text);
}

.site-nav-links > li.nav-has-mega:hover .nav-label,
.site-nav-links > li.nav-has-mega:hover .nav-link,
.site-nav-links > li.nav-has-mega:hover .nav-trigger,
.site-nav-links > li.nav-has-mega.is-mega-open .nav-label,
.site-nav-links > li.nav-has-mega.is-mega-open .nav-link,
.site-nav-links > li.nav-has-mega.is-mega-open .nav-trigger {
  color: var(--text);
  font-weight: 700;
}

.site-nav.is-scrolled .site-nav-links > li.nav-has-mega:hover .nav-label,
.site-nav.is-scrolled .site-nav-links > li.nav-has-mega:hover .nav-link,
.site-nav.is-scrolled .site-nav-links > li.nav-has-mega:hover .nav-trigger,
.site-nav.is-scrolled .site-nav-links > li.nav-has-mega.is-mega-open .nav-label,
.site-nav.is-scrolled .site-nav-links > li.nav-has-mega.is-mega-open .nav-link,
.site-nav.is-scrolled .site-nav-links > li.nav-has-mega.is-mega-open .nav-trigger {
  color: var(--brand);
}

.site-nav:not(.is-scrolled):not(.is-mega-open) .site-nav-links > li.nav-has-mega:hover .nav-label,
.site-nav:not(.is-scrolled):not(.is-mega-open) .site-nav-links > li.nav-has-mega:hover .nav-link,
.site-nav:not(.is-scrolled):not(.is-mega-open) .site-nav-links > li.nav-has-mega:hover .nav-trigger,
.site-nav:not(.is-scrolled):not(.is-mega-open) .site-nav-links > li.nav-has-mega.is-mega-open .nav-label,
.site-nav:not(.is-scrolled):not(.is-mega-open) .site-nav-links > li.nav-has-mega.is-mega-open .nav-link,
.site-nav:not(.is-scrolled):not(.is-mega-open) .site-nav-links > li.nav-has-mega.is-mega-open .nav-trigger {
  color: #fff;
  font-weight: 700;
}

.site-nav.is-mega-open .site-nav-links > li.is-nav-active:not(.is-mega-open) .nav-label,
.site-nav.is-mega-open .site-nav-links > li.is-nav-active:not(.is-mega-open) .nav-link,
.site-nav.is-mega-open .site-nav-links > li.is-nav-active:not(.is-mega-open) .nav-trigger {
  color: var(--muted);
  font-weight: 600;
}

.site-nav.is-mega-open .site-nav-links > li.is-nav-active.is-mega-open .nav-label,
.site-nav.is-mega-open .site-nav-links > li.is-nav-active.is-mega-open .nav-link,
.site-nav.is-mega-open .site-nav-links > li.is-nav-active.is-mega-open .nav-trigger {
  color: var(--brand);
  font-weight: 700;
}

.site-nav-links a::after,
.site-nav-links .nav-link::after,
.site-nav-links .nav-label::after,
.site-nav-links .nav-trigger::after {
  display: none;
}

.site-nav-links .nav-label { cursor: default; }

.site-nav-links > li.nav-has-sub--split {
  display: inline-flex;
  align-items: center;
}

.nav-link--mega {
  padding-right: 0.1em;
}

.nav-trigger--mega {
  padding-left: 0.1em;
}

.nav-trigger {
  display: inline-flex;
  align-items: center;
  gap: 0.2rem;
}

.nav-plus {
  font-size: 0.95em;
  font-weight: 700;
  line-height: 1;
  opacity: 0.9;
  transition: transform 0.25s ease, opacity 0.25s ease;
}

.nav-has-mega.is-mega-open > .nav-trigger .nav-plus {
  transform: rotate(45deg);
  opacity: 1;
}

.nav-has-mega:hover > .nav-trigger .nav-plus,
.nav-has-mega.is-mega-open > .nav-trigger .nav-plus {
  opacity: 1;
}

.site-nav-end {
  margin-left: auto;
  display: flex;
  align-items: center;
  gap: clamp(12px, 2vw, 24px);
  flex-shrink: 0;
}

.site-nav-lang {
  display: none;
  align-items: center;
  gap: 6px;
  background: transparent;
  border: none;
  font-family: inherit;
  font-size: 0.875rem;
  font-weight: 500;
  color: var(--muted);
  cursor: pointer;
  padding: 4px 8px;
  flex-shrink: 0;
  transition: color 0.3s;
}

.site-nav-lang:hover { color: var(--text); }

.site-nav-lang img {
  width: 22px;
  height: auto;
  border-radius: 2px;
  display: block;
}

.menu-btn {
  display: none;
  flex-shrink: 0;
  background: var(--nav-card);
  border: none;
  padding: 10px 12px;
  border-radius: 999px;
  cursor: pointer;
  font-size: 1.25rem;
  color: var(--text);
  box-shadow:
    0 12px 22px -10px rgba(17, 56, 89, 0.14),
    inset 0 1px 0 rgba(255, 255, 255, 0.65);
}

.nav-mobile {
  display: none;
  position: absolute;
  top: calc(100% - 8px);
  left: clamp(20px, 3vw, 48px);
  right: clamp(20px, 3vw, 48px);
  background: var(--nav-card);
  border-radius: var(--radius);
  box-shadow: var(--shadow-md);
  padding: 1rem;
  z-index: 99;
  flex-direction: column;
  gap: 0.25rem;
}

.nav-mobile.open { display: flex; }

.nav-mobile > a,
.nav-mobile > .nav-label,
.nav-mobile .nav-mobile-trigger,
.nav-mobile .nav-mobile-parent-link {
  padding: 0.75rem 0;
  font-weight: 700;
  color: var(--text);
  background: none;
  border: none;
  width: 100%;
  text-align: left;
  font: 700 0.95rem/1.4 var(--font);
  cursor: pointer;
  display: flex;
  align-items: center;
  justify-content: space-between;
  text-decoration: none;
  border-radius: 8px;
  transition: color 0.2s ease, background 0.2s ease;
}

.nav-mobile > a:hover,
.nav-mobile .nav-mobile-parent-link:hover {
  color: var(--brand);
}

.nav-mobile > .nav-label.is-nav-current,
.nav-mobile > a.nav-label.is-nav-current,
.nav-mobile-group.is-nav-current > .nav-mobile-trigger,
.nav-mobile-group.is-nav-current .nav-mobile-group__head .nav-mobile-parent-link {
  color: var(--brand);
}

.nav-mobile-group.is-nav-current {
  background: rgba(17, 56, 89, 0.04);
  border-radius: 10px;
  margin-inline: -0.35rem;
  padding-inline: 0.35rem;
}

.nav-mobile-group__head {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 0.5rem;
}

.nav-mobile-group__head .nav-mobile-parent-link {
  flex: 1;
  width: auto;
  justify-content: flex-start;
}

.nav-mobile-group__head .nav-mobile-trigger {
  flex: 0 0 auto;
  width: auto;
  padding-inline: 0.35rem;
}

.nav-mobile-group + .nav-mobile-group,
.nav-mobile > a + .nav-mobile-group,
.nav-mobile > .nav-label + .nav-mobile-group,
.nav-mobile .nav-mobile-group + a,
.nav-mobile .nav-mobile-group + .nav-label { border-top: 1px solid rgba(17, 56, 89, 0.06); }

.nav-mobile-sub {
  display: none;
  flex-direction: column;
  gap: 0.15rem;
  padding: 0 0 0.75rem 0.75rem;
}

.nav-mobile-group.open .nav-mobile-sub { display: flex; }
.nav-mobile-group.open .nav-mobile-trigger .nav-plus { transform: rotate(45deg); }

.nav-mobile-sub a,
.nav-mobile-sub .nav-sub-label {
  padding: 0.55rem 0.35rem;
  font-size: 0.875rem;
  font-weight: 600;
  color: var(--muted);
  border-radius: 6px;
  text-decoration: none;
  transition: color 0.2s ease, background 0.2s ease;
}

.nav-mobile-sub a:hover,
.nav-mobile-sub .nav-sub-label:hover {
  color: var(--brand);
  background: rgba(17, 56, 89, 0.04);
}

.nav-mobile-sub a.is-nav-current {
  color: var(--brand);
  font-weight: 700;
  background: rgba(17, 56, 89, 0.06);
}

.nav-mobile-sub .nav-sub-label { cursor: default; }

.nav-mobile-lang {
  display: flex;
  align-items: center;
  gap: 0.65rem;
  padding-top: 0.75rem;
  margin-top: 0.25rem;
  border-top: 1px solid rgba(17, 56, 89, 0.06);
  font-weight: 600;
  font-size: 0.875rem;
  color: var(--text);
}

@media (min-width: 1100px) {
  .site-nav-links { display: flex; }
  .site-nav-lang { display: inline-flex; }
  .site-nav__btn--cta { display: inline-flex; }
  .menu-btn { display: none !important; }
}

@media (max-width: 1099px) {
  .site-nav-lang,
  .site-nav__btn--cta { display: inline-flex; }
  .menu-btn { display: flex; }
}

@media (prefers-reduced-motion: reduce) {
  .site-nav-logo::after { animation: none; }
}