/* ─── Site header'ı + dil seçici — tüm sayfalar ──────────────────────────────
   Renk ve font YALNIZ tema token'larından (--accent, --accent-ink, --text, --surface, --bg,
   --border, --muted, --font-baslik, --font-govde). Kırılımlar: ≤1024px tablet, ≤767px mobil.
   ──────────────────────────────────────────────────────────────────────────── */

/* ─── Dil seçici: tek satırlık hap (TR · EN · RU) ─────────────────────────── */

.dil-fab { z-index: 1030; }
.dil-fab__satir {
    display: inline-flex;
    align-items: center;
    gap: 2px;
    padding: 4px;
    border: 1px solid var(--border);
    border-radius: 999px;
    background: color-mix(in srgb, var(--surface) 92%, transparent);
    -webkit-backdrop-filter: blur(16px);
    backdrop-filter: blur(16px);
    box-shadow: 0 6px 24px color-mix(in srgb, var(--text) 14%, transparent);
    white-space: nowrap;
}
.dil-fab__dil {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    min-width: 36px;
    height: 30px;
    padding: 0 10px;
    border-radius: 999px;
    color: var(--text);
    font-family: var(--font-govde);
    font-size: 12px;
    font-weight: 700;
    letter-spacing: .04em;
    line-height: 1;
    text-decoration: none;
    transition: background-color .2s ease, color .2s ease;
}
.dil-fab__dil:hover,
.dil-fab__dil:focus-visible { background: color-mix(in srgb, var(--text) 8%, transparent); color: var(--text); }
.dil-fab__dil.is-aktif { background: var(--accent); color: var(--accent-ink); }

/* ─── Header: solda büyük logo, sağda iki kat (butonlar / menü + arama) ───── */
/* site.css'teki eski yüzen (şeffaf) header kurallarını ezer: header katı zeminli, hero altından başlar. */

:root { --header-h: 76px; }
@media (min-width: 992px) { :root { --header-h: 124px; } }

.site-header-float {
    padding-top: 0;
    background: var(--surface);
    border-bottom: 1px solid var(--border);
    transition: box-shadow .25s ease;
}
.site-header-float.scrolled { box-shadow: 0 8px 28px color-mix(in srgb, var(--text) 8%, transparent); }

.site-header__kutu {
    display: flex;
    align-items: center;
    gap: 40px;
    max-width: 1440px;
    height: calc(var(--header-h) - 1px); /* alt çizgi payı: header toplamı tam --header-h */
    margin-inline: auto;
    padding-inline: 30px;
}

.site-header__logo {
    flex: 0 0 auto;
    display: inline-flex;
    align-items: center;
    text-decoration: none;
}
.site-header__logo picture { display: contents; }
.site-header__logo-img {
    display: block;
    width: auto;
    height: auto;
    max-width: 240px;
    max-height: 72px;
}
.site-header__firma {
    font-family: var(--font-baslik);
    font-size: 24px;
    font-weight: 700;
    color: var(--text);
}

.site-header__sag {
    flex: 1 1 auto;
    min-width: 0;
    display: flex;
    flex-direction: column;
    justify-content: center;
    align-self: stretch;
}

/* Üst kat: iki buton */
.site-header__ust {
    display: flex;
    align-items: center;
    justify-content: flex-end;
    gap: 10px;
    padding: 10px 0;
}
.site-header__buton {
    display: inline-flex;
    align-items: center;
    gap: 8px;
    padding: 8px 18px;
    border: 1px solid var(--text);
    border-radius: 999px;
    background: transparent;
    color: var(--text);
    font-family: var(--font-govde);
    font-size: 13px;
    font-weight: 600;
    line-height: 1.3;
    white-space: nowrap;
    text-decoration: none;
    transition: background-color .2s ease, color .2s ease, border-color .2s ease;
}
.site-header__buton:hover,
.site-header__buton:focus-visible { background: var(--text); border-color: var(--text); color: var(--surface); }
.site-header__buton--vurgu { background: var(--accent); border-color: var(--accent); color: var(--accent-ink); }
.site-header__buton--vurgu:hover,
.site-header__buton--vurgu:focus-visible {
    background: var(--text);
    border-color: var(--text);
    color: var(--surface);
}

/* Alt kat: ince çizgi, menü + dikey çizgi + arama */
.site-header__alt {
    display: flex;
    align-items: center;
    justify-content: flex-end;
    gap: 24px;
    min-height: 52px;
}
.site-header__nav { min-width: 0; }

.site-header-menu {
    flex: 0 1 auto;
    justify-content: flex-end;
    gap: 30px;
}
.site-header-link {
    display: inline-flex;
    align-items: center;
    gap: 6px;
    padding: 14px 0;
    color: var(--text);
    font-family: var(--font-govde);
    font-size: 15px;
    font-weight: 600;
    line-height: 1.2;
}
.site-header-link:hover,
.site-header-link:focus-visible { color: var(--accent); }

.site-header__ayrac {
    flex: 0 0 1px;
    width: 1px;
    height: 22px;
    background: var(--border);
}
.site-header__ara {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    width: 40px;
    height: 40px;
    border: 0;
    border-radius: 999px;
    background: transparent;
    color: var(--text);
    cursor: pointer;
    transition: background-color .2s ease, color .2s ease;
}
.site-header__ara:hover,
.site-header__ara:focus-visible { background: color-mix(in srgb, var(--text) 8%, transparent); color: var(--accent); }

/* Açılır liste: menü öğesinin altına sola hizalı */
.site-header-dd-menu {
    left: 0;
    min-width: 240px;
    padding: 8px;
    border-radius: 12px;
    transform: translate(0, 10px);
    box-shadow: 0 16px 40px color-mix(in srgb, var(--text) 14%, transparent);
}
.site-header-dd:hover .site-header-dd-menu,
.site-header-dd:focus-within .site-header-dd-menu { transform: translate(0, 0); }
.site-header-dd.is-kapali .site-header-dd-menu { opacity: 0; visibility: hidden; }
/* Dokunmatikte ilk dokunuşla açık (JS: is-acik) */
.site-header-dd.is-acik .site-header-dd-menu { opacity: 1; visibility: visible; transform: translate(0, 0); }
.site-header-dd.is-acik .site-header-dd-caret { transform: rotate(180deg); }
.site-header-dd-link {
    padding: 10px 12px;
    font-family: var(--font-govde);
    font-size: 14px;
    font-weight: 600;
}
.site-header-dd-link:hover,
.site-header-dd-link:focus-visible { background: color-mix(in srgb, var(--text) 6%, transparent); color: var(--accent); }

/* Mobil */
.site-header-burger {
    display: none;
    margin-left: auto;
    color: var(--text);
}
.site-header-mobile-panel {
    max-height: 0;
    overflow: hidden;
    background: var(--surface);
    border-top: 0;
}
.site-header-mobile-panel.open {
    border-top: 1px solid var(--border);
    max-height: calc(100vh - var(--header-h));
    max-height: calc(100dvh - var(--header-h));
    overflow-y: auto;
}
.site-header-mobile-panel > nav,
.site-header-mobile-butonlar { max-width: 1440px; margin-inline: auto; padding-inline: 20px; }
.site-header-mobile-link {
    color: var(--text);
    font-family: var(--font-govde);
    font-size: 16px;
    font-weight: 600;
}
.site-header-mobile-sublink { padding-left: 16px; font-size: 15px; font-weight: 500; color: var(--muted); }
/* Alt menü akordiyonu: satırda başlık linki + ok düğmesi; alt liste kapalı başlar (hidden) */
.site-header-mobile-satir { display: flex; align-items: stretch; border-bottom: 1px solid var(--border); }
.site-header-mobile-satir .site-header-mobile-link { flex: 1 1 auto; border-bottom: 0; }
.site-header-mobile-ac {
    flex: 0 0 auto;
    width: 44px;
    display: inline-flex;
    align-items: center;
    justify-content: center;
    padding: 0;
    border: 0;
    background: transparent;
    color: var(--text);
    cursor: pointer;
}
.site-header-mobile-ac .bi { transition: transform .25s ease; }
.site-header-mobile-ac[aria-expanded="true"] .bi { transform: rotate(180deg); }
.site-header-mobile-alt { list-style: none; margin: 0; padding: 0; }
.site-header-mobile-alt[hidden] { display: none; }
.site-header-mobile-butonlar {
    display: flex;
    flex-wrap: wrap;
    gap: 10px;
    padding-top: 12px;
    padding-bottom: 20px;
}

@media (max-width: 1199.98px) {
    .site-header__kutu { gap: 24px; }
    .site-header-menu { gap: 20px; }
    .site-header-link { font-size: 14px; }
}

@media (max-width: 991.98px) {
    .site-header__kutu { padding-inline: 20px; }
    .site-header__sag { display: none; }
    .site-header-burger { display: inline-flex; }
    .site-header__logo-img { max-height: 52px; max-width: 180px; }
}

/* ─── Şeffaf header: sayfa koyu bir bantla başlıyorsa (hero / iç sayfa başlık bandı) ──────
   Layout bu sayfalarda body'ye "ust-bant" ekler (bayrak: Breadcrumb ve ilk bölüm hero). Header bandın üstüne
   biner (body üst boşluğu yalnız duyuru çubuğu kadar, bant header payını kendisi bırakır: --header-bindirme);
   en üstte şeffaf + açık renk yazı, kaydırınca (scrolled) ya da mobil menü açıkken beyaz zemin. */

body.ust-bant {
    --header-bindirme: var(--header-h);
    padding-top: var(--ann-h, 0px);
}
body.ust-bant .site-header-float:not(.scrolled):not(.menu-acik) {
    background: transparent;
    border-bottom-color: color-mix(in srgb, var(--surface) 18%, transparent);
    box-shadow: none;
}
body.ust-bant .site-header-float:not(.scrolled):not(.menu-acik) .site-header-link,
body.ust-bant .site-header-float:not(.scrolled):not(.menu-acik) .site-header__ara,
body.ust-bant .site-header-float:not(.scrolled):not(.menu-acik) .site-header-burger,
body.ust-bant .site-header-float:not(.scrolled):not(.menu-acik) .site-header__firma { color: var(--surface); }
body.ust-bant .site-header-float:not(.scrolled):not(.menu-acik) .site-header-link:hover,
body.ust-bant .site-header-float:not(.scrolled):not(.menu-acik) .site-header-link:focus-visible {
    color: color-mix(in srgb, var(--surface) 72%, transparent);
}
body.ust-bant .site-header-float:not(.scrolled):not(.menu-acik) .site-header__ayrac {
    background: color-mix(in srgb, var(--surface) 30%, transparent);
}
body.ust-bant .site-header-float:not(.scrolled):not(.menu-acik) .site-header__buton:not(.site-header__buton--vurgu) {
    border-color: var(--surface);
    color: var(--surface);
}
body.ust-bant .site-header-float:not(.scrolled):not(.menu-acik) .site-header__buton:not(.site-header__buton--vurgu):hover,
body.ust-bant .site-header-float:not(.scrolled):not(.menu-acik) .site-header__buton:not(.site-header__buton--vurgu):focus-visible {
    background: var(--surface);
    color: var(--text);
}
body.ust-bant .site-header-float:not(.scrolled):not(.menu-acik) .site-header__buton--vurgu:hover,
body.ust-bant .site-header-float:not(.scrolled):not(.menu-acik) .site-header__buton--vurgu:focus-visible {
    background: var(--surface);
    border-color: var(--surface);
    color: var(--text);
}
.site-header-float { transition: background-color .25s ease, border-color .25s ease, box-shadow .25s ease; }

/* Sayfa içi çapalar (#kurumsal, #lw-hizli-teklif, #yazi-sss…) sabit header'ın altında kalmasın */
html { scroll-padding-top: calc(var(--header-h) + var(--ann-h, 0px) + 16px); }

/* Mobil panel kapalıyken içindeki linkler Tab ile odaklanmaz; masaüstünde panel hiç yok */
.site-header-mobile-panel { visibility: hidden; transition: max-height .3s ease, visibility 0s linear .3s; }
.site-header-mobile-panel.open { visibility: visible; transition: max-height .3s ease, visibility 0s; }
@media (min-width: 992px) {
    .site-header-mobile-panel { display: none; }
}