/* ============================================================
   Ortak Layout — Header / Footer / Paylaşılan Yardımcılar
   Tüm sayfalarda (Ana Sayfa + 02-08) kullanılacak ortak kabuk.
   Token'lar burada TANIMLANMAZ — yalnızca enaguard.css var()'ları.
   ============================================================ */

/* --- Header: koyu zemin (Navy) --- */
.site-header {
  position: sticky;
  top: 0;
  z-index: 10;
  background: rgba(27, 62, 111, 0.96); /* var(--navy) + hafif saydamlık */
  backdrop-filter: blur(6px);
  border-bottom: 1px solid rgba(255, 255, 255, 0.12);
}
.site-header__inner {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: var(--space-3);
  padding-top: var(--space-4);
  padding-bottom: var(--space-4);
}
/* .site-header ile kapsamlandırılmıştı — bu yüzden footer marka kolonunda
   (.footer-brand__logo) kullanılınca hiçbir boyut/flex kuralı uygulanmıyordu
   ve ikon ham piksel boyutunda (~1880px) taşıyordu. .logo/.logo__icon artık
   genel: hem header hem footer'da kullanılabiliyor. */
.logo {
  display: inline-flex;
  align-items: center;
  gap: var(--space-2);
  font-family: var(--font-sans);
  font-weight: var(--fw-black);
  font-size: 1.925rem; /* 2.75rem'den %30 küçültüldü */
  line-height: 1;
  color: var(--text-on-dark);
  letter-spacing: 0;
}
.logo__icon {
  height: 1.2em;
  width: 1.2em;
  display: block;
}
.main-nav {
  display: none;
  align-items: center;
  gap: var(--space-2);
}
.mobile-nav-toggle {
  display: inline-flex;
  width: 42px;
  height: 42px;
  flex: none;
  align-items: center;
  justify-content: center;
  flex-direction: column;
  gap: 5px;
  color: var(--text-on-dark);
  background: rgba(255, 255, 255, 0.08);
  border: 1px solid rgba(255, 255, 255, 0.18);
  border-radius: var(--radius-input);
  cursor: pointer;
}
.mobile-nav-toggle__line {
  width: 18px;
  height: 2px;
  border-radius: 999px;
  background: currentColor;
}
.mobile-nav-toggle:hover,
.mobile-nav-toggle[aria-expanded="true"] {
  color: var(--cyan);
  background: rgba(255, 255, 255, 0.12);
}
.main-nav a,
.nav-trigger {
  font-size: var(--fs-micro);
  font-weight: var(--fw-semibold);
  color: rgba(255, 255, 255, 0.82);
  white-space: nowrap;
}
.main-nav > a {
  display: inline-flex;
  align-items: center;
  line-height: 1;
  border-radius: var(--radius-input);
  padding: var(--space-2) var(--space-3);
  text-decoration: none;
}
.nav-group {
  position: relative;
}
.nav-trigger {
  display: inline-flex;
  align-items: center;
  gap: var(--space-2);
  font-family: var(--font-sans);
  line-height: 1;
  background: transparent;
  border: 0;
  border-radius: var(--radius-input);
  padding: var(--space-2) var(--space-3);
  cursor: pointer;
}
.nav-trigger__caret {
  width: 0.45rem;
  height: 0.45rem;
  border-right: 1.5px solid currentColor;
  border-bottom: 1.5px solid currentColor;
  transform: rotate(45deg) translateY(-1px);
  opacity: 0.74;
  transition: transform 0.15s ease;
}
.nav-menu {
  position: absolute;
  top: 100%;
  left: 0;
  min-width: 224px;
  display: none;
  flex-direction: column;
  gap: var(--space-1);
  padding: var(--space-2);
  background: var(--navy);
  border: 1px solid rgba(255, 255, 255, 0.16);
  border-radius: var(--radius-card);
  box-shadow: 0 16px 32px rgba(0, 0, 0, 0.28);
  z-index: 30;
}
.nav-group--right .nav-menu {
  right: 0;
  left: auto;
  min-width: 260px;
}
.nav-group:hover .nav-menu,
.nav-group:focus-within .nav-menu,
.nav-menu.is-open {
  display: flex;
}
.nav-menu a {
  display: block;
  color: rgba(255, 255, 255, 0.78);
  border-radius: var(--radius-input);
  padding: var(--space-2) var(--space-3);
  line-height: 1.25;
  text-decoration: none;
  white-space: normal;
}
.nav-trigger:hover,
.nav-trigger[aria-expanded="true"],
.nav-trigger.is-current,
.nav-group:focus-within .nav-trigger {
  color: var(--cyan);
  background: rgba(255, 255, 255, 0.08);
}
.nav-trigger[aria-expanded="true"] .nav-trigger__caret,
.nav-group:focus-within .nav-trigger__caret {
  transform: rotate(225deg) translate(-1px, -1px);
}
.main-nav a:hover,
.main-nav a[aria-current="page"] {
  color: var(--cyan);
}
.main-nav > a:hover,
.main-nav > a[aria-current="page"] {
  background: rgba(255, 255, 255, 0.08);
}
.nav-menu a:hover,
.nav-menu a[aria-current="page"] {
  color: var(--text-on-dark);
  background: rgba(255, 255, 255, 0.1);
}
.header-actions { display: flex; align-items: center; gap: var(--space-4); }

/* --- Dil seçici: kompakt dropdown ---
   Önceki sürüm (.lang-switch) her dili ayrı bir yatay link olarak header-actions
   içine diziyordu; 4. dilin (ES) eklenmesiyle + uzun CTA metniyle (DE/ES) bu satır
   1024px altında taşmaya/kırılmaya başladı. Bu bileşen dil sayısından bağımsız
   sabit genişlikte kalır: tetikleyici sadece geçerli dil kodunu gösterir, tam liste
   tıklanınca açılır (bkz. assets/js/lang-select.js). */
.lang-select { position: relative; }
.lang-select__trigger {
  display: inline-flex;
  align-items: center;
  gap: var(--space-2);
  font-family: var(--font-mono);
  font-size: var(--fs-micro);
  color: rgba(255, 255, 255, 0.82);
  background: rgba(255, 255, 255, 0.08);
  border: 1px solid rgba(255, 255, 255, 0.16);
  border-radius: var(--radius-input);
  padding: var(--space-1) var(--space-3);
  line-height: 1;
  cursor: pointer;
}
.lang-select__trigger:hover,
.lang-select__trigger[aria-expanded="true"] {
  color: var(--text-on-dark);
  background: rgba(255, 255, 255, 0.14);
}
.lang-select__caret { flex: none; transition: transform 0.15s ease; }
.lang-select__trigger[aria-expanded="true"] .lang-select__caret { transform: rotate(180deg); }
.lang-select__menu {
  position: absolute;
  top: calc(100% + var(--space-2));
  right: 0;
  min-width: 88px;
  margin: 0;
  padding: var(--space-2);
  display: none;
  flex-direction: column;
  gap: var(--space-1);
  list-style: none;
  background: var(--navy);
  border: 1px solid rgba(255, 255, 255, 0.16);
  border-radius: var(--radius-input);
  box-shadow: 0 12px 24px rgba(0, 0, 0, 0.28);
  z-index: 20;
}
.lang-select__menu.is-open { display: flex; }
.lang-select__menu a {
  display: block;
  font-family: var(--font-mono);
  font-size: var(--fs-micro);
  color: rgba(255, 255, 255, 0.68);
  padding: var(--space-1) var(--space-2);
  border-radius: var(--radius-input);
}
.lang-select__menu a:hover { color: var(--text-on-dark); background: rgba(255, 255, 255, 0.1); }
.lang-select__menu a[aria-current="true"] {
  color: var(--text-on-dark);
  background: rgba(255, 255, 255, 0.14);
  font-weight: var(--fw-semibold);
}

@media (max-width: 1179px) {
  .site-header__inner {
    flex-wrap: wrap;
    justify-content: flex-start;
  }
  .logo {
    margin-right: auto;
    font-size: 1.55rem;
  }
  .header-actions {
    gap: var(--space-2);
  }
  .header-actions .btn {
    display: none;
  }
  .main-nav {
    order: 4;
    width: 100%;
    flex-direction: column;
    align-items: stretch;
    gap: 0;
    max-height: calc(100vh - 76px);
    margin-top: var(--space-1);
    padding-top: var(--space-3);
    border-top: 1px solid rgba(255, 255, 255, 0.14);
    overflow-y: auto;
  }
  .site-header.is-mobile-nav-open .main-nav {
    display: flex;
  }
  .main-nav a,
  .nav-trigger {
    width: 100%;
    justify-content: space-between;
    padding: var(--space-3);
    font-size: var(--fs-small);
    line-height: 1.25;
    white-space: normal;
    text-align: left;
  }
  .nav-group {
    width: 100%;
  }
  .nav-menu,
  .nav-group--right .nav-menu {
    position: static;
    min-width: 0;
    width: 100%;
    margin-bottom: var(--space-2);
    border: 0;
    border-radius: var(--radius-input);
    background: rgba(255, 255, 255, 0.07);
    box-shadow: none;
  }
  .nav-group:hover .nav-menu,
  .nav-group:focus-within .nav-menu {
    display: none;
  }
  .nav-group .nav-menu.is-open {
    display: flex;
  }
  .nav-menu a {
    padding: var(--space-2) var(--space-3);
  }
}
@media (min-width: 1180px) {
  .mobile-nav-toggle { display: none; }
  .main-nav { display: flex; }
}
@media (min-width: 1280px) {
  .main-nav { gap: var(--space-3); }
  .main-nav a,
  .nav-trigger { font-size: var(--fs-small); }
}

/* --- Breadcrumbs --- */
.breadcrumbs {
  background: var(--white);
  border-bottom: 1px solid var(--line-gray);
}
.breadcrumbs__inner {
  display: flex;
  align-items: center;
  gap: var(--space-2);
  padding-top: var(--space-3);
  padding-bottom: var(--space-3);
  overflow-x: auto;
  color: var(--muted-slate);
  font-size: var(--fs-micro);
  line-height: 1.2;
  scrollbar-width: none;
}
.breadcrumbs__inner::-webkit-scrollbar { display: none; }
.breadcrumbs a,
.breadcrumbs span {
  white-space: nowrap;
}
.breadcrumbs a {
  color: var(--muted-slate);
  text-decoration: none;
}
.breadcrumbs a:hover {
  color: var(--navy);
}
.breadcrumbs__inner > span:not(.breadcrumbs__sep):not(.breadcrumbs__current) {
  color: var(--text-muted);
  cursor: default;
}
.breadcrumbs__sep {
  color: rgba(102, 120, 138, 0.55);
}
.breadcrumbs__current {
  color: var(--text-navy);
  font-weight: var(--fw-semibold);
  cursor: default;
}

/* --- Footer ---
   Header'daki bilgi mimarisiyle aynı düzene taşındı: üstte marka vaadi + CTA,
   altta EnaGuard / Ürün / Kimler İçin / Kaynaklar / Şirket bağlantıları. */
.site-footer {
  background: var(--navy);
  color: rgba(255, 255, 255, 0.66);
  padding-top: var(--space-12);
  padding-bottom: var(--space-6);
  font-size: var(--fs-small);
}
.footer-top {
  display: grid;
  grid-template-columns: 1fr;
  gap: var(--space-6);
  align-items: center;
  padding-bottom: var(--space-8);
  border-bottom: 1px solid rgba(255, 255, 255, 0.14);
}
.footer-actions {
  display: flex;
  flex-wrap: wrap;
  gap: var(--space-3);
}
.footer-actions .btn {
  justify-content: center;
}
.footer-actions .btn--secondary {
  color: var(--text-on-dark);
  border-color: rgba(255, 255, 255, 0.72);
}
.footer-actions .btn--secondary:hover {
  background: rgba(255, 255, 255, 0.1);
  border-color: var(--cyan);
  color: var(--cyan);
}
@media (min-width: 860px) {
  .footer-top {
    grid-template-columns: minmax(0, 1fr) auto;
  }
  .footer-actions {
    justify-content: flex-end;
  }
}
.footer-grid {
  display: grid;
  grid-template-columns: 1fr;
  gap: var(--space-6);
  padding-top: var(--space-8);
  padding-bottom: var(--space-8);
  border-bottom: 1px solid rgba(255, 255, 255, 0.14);
}
@media (min-width: 640px) {
  .footer-grid { grid-template-columns: repeat(2, minmax(0, 1fr)); }
}
@media (min-width: 960px) {
  .footer-grid { grid-template-columns: repeat(5, minmax(0, 1fr)); }
}
.footer-brand__logo {
  font-size: 1.5rem; /* header'daki .logo'dan daha küçük, footer ölçeğine uygun */
  margin-bottom: var(--space-3);
}
.footer-brand p {
  color: rgba(255, 255, 255, 0.68);
  max-width: 58ch;
  margin: 0;
}
.footer-col__title {
  display: block;
  font-family: var(--font-mono);
  font-size: var(--fs-micro);
  letter-spacing: 0.08em;
  text-transform: uppercase;
  color: rgba(255, 255, 255, 0.45);
  margin-bottom: var(--space-3);
}
.footer-col a {
  display: block;
  color: rgba(255, 255, 255, 0.78);
  text-decoration: none;
  padding: var(--space-1) 0;
  line-height: 1.3;
}
.footer-col a:hover { color: var(--cyan); }
.footer-bottom {
  display: flex;
  flex-wrap: wrap;
  justify-content: space-between;
  gap: var(--space-3);
  padding-top: var(--space-6);
  font-size: var(--fs-micro);
  color: rgba(255, 255, 255, 0.5);
}
.footer-bottom a { color: rgba(255, 255, 255, 0.6); text-decoration: underline; }
.footer-bottom a:hover { color: var(--cyan); }

/* --- Paylaşılan yardımcılar --- */
.kicker {
  display: block;
  font-family: var(--font-mono);
  font-size: var(--fs-micro);
  font-weight: var(--fw-regular);
  letter-spacing: 0.08em;
  color: var(--violet);
  margin-bottom: var(--space-3);
}
.text-center { text-align: center; }
.section-head { max-width: 60ch; margin: 0 auto var(--space-8); text-align: center; }