/* Ünlüler — site stilleri (kütüphanesiz) */

*, *::before, *::after { box-sizing: border-box; }
html { -webkit-text-size-adjust: 100%; }
body { margin: 0; font: 15px/1.65 "Trebuchet MS", Verdana, Arial, sans-serif; color: #4a5a70; background: #b9d0df;
       background-image: url(../images/arkaplan/sky-left.png), url(../images/arkaplan/sky-right.png);
       background-repeat: no-repeat; background-position: left top, right top; background-attachment: fixed; }
img { max-width: 100%; height: auto; border: 0; }
a { color: #36507f; text-decoration: none; }
a:hover, a:focus { color: #1b2e55; text-decoration: underline; }
h1, h2, h3 { font-weight: 400; line-height: 1.25; margin: 0 0 .6em; color: #3e5a8c; }
h1 { font-size: 34px; } h2 { font-size: 24px; margin-top: 1.1em; } h3 { font-size: 19px; margin-top: 1em; }
p { margin: 0 0 1em; }
ul { margin: 0 0 1em; padding-left: 1.2em; }
.gizli { position: absolute; left: -9999px; }

.sayfa { max-width: 1080px; margin: 0 auto; padding: 0 16px 12px; }

/* üst kısım */
.ust { display: flex; align-items: center; justify-content: space-between; gap: 20px; padding: 18px 0 26px; }
.logo { display: block; line-height: 0; flex: none; }
.logo img { width: 190px; height: auto; }
.menu-liste { list-style: none; margin: 0; padding: 0; display: flex; flex-wrap: wrap; gap: 4px 6px; }
.menu-liste > li { position: relative; }
.menu-liste a { display: block; padding: 6px 14px; font-size: 17px; color: #6a7380; }
.menu-liste a:hover, .menu-liste a:focus { color: #36507f; text-decoration: none; }
.menu-liste a[aria-current="page"] { color: #36507f; }
.menu-dugme { display: none; padding: 8px 12px; border: 1px solid #9db6c8; border-radius: 3px; background: rgba(255, 255, 255, .6); font: inherit; color: #36507f; cursor: pointer; }
.alt-menu { display: none; position: absolute; left: 0; top: 100%; z-index: 20; min-width: 180px; margin: 0; padding: 6px 0; list-style: none;
            background: rgba(255, 255, 255, .96); border: 1px solid #c5d6e2; box-shadow: 0 4px 10px rgba(0, 0, 0, .12); }
.alt-menu a { font-size: 15px; padding: 7px 16px; }
.menu-liste > li:hover > .alt-menu, .menu-liste > li:focus-within > .alt-menu { display: block; }

/* içerik */
.ic-icerik { background: rgba(255, 255, 255, .55); padding: 26px 28px 14px; min-height: 300px; }
.ic-icerik.bos { background: transparent; padding: 0; min-height: 0; }
.metin { text-align: left; }
.metin img.gorsel-kucuk { width: 25%; }
.metin img.gorsel-orta { width: 50%; }
.metin img.gorsel-buyuk { width: 75%; }
.metin img.gorsel-tam { width: 100%; }
.metin img.gorsel-sol { float: left; margin: 4px 18px 10px 0; }
.metin img.gorsel-sag { float: right; margin: 4px 0 10px 18px; }
.metin img.gorsel-merkez { display: block; margin: 14px auto; }
.metin::after { content: ""; display: block; clear: both; }

/* ana sayfa slayt */
.slayt { position: relative; aspect-ratio: 1200 / 500; width: 100%; max-width: 1080px; overflow: hidden; background: #dfe8ef; border: 4px solid rgba(255, 255, 255, .7); }
.slayt-kare { position: absolute; inset: 0; margin: 0; opacity: 0; z-index: 1; line-height: 0; transition: opacity 0s .8s; }
.slayt-kare.acik { opacity: 1; z-index: 2; transition: opacity .8s; }
.slayt-kare img { width: 100%; height: 100%; object-fit: cover; }
.slayt-noktalar { position: absolute; z-index: 3; left: 0; right: 0; bottom: 10px; display: flex; justify-content: center; gap: 8px; }
.slayt-nokta { width: 11px; height: 11px; padding: 0; border: 1px solid #fff; border-radius: 50%; background: rgba(255, 255, 255, .4); cursor: pointer; }
.slayt-nokta[aria-current="true"] { background: #fff; }
.slayt-ok { position: absolute; z-index: 3; top: 50%; margin-top: -22px; width: 38px; height: 44px; border: 0; background: rgba(0, 0, 0, .35); color: #fff; font-size: 26px; cursor: pointer; opacity: .8; transition: opacity .2s; }
.slayt-ok:hover, .slayt-ok:focus-visible { opacity: 1; background: rgba(0, 0, 0, .6); }
.slayt-onceki { left: 0; } .slayt-sonraki { right: 0; }

/* ana sayfa proje şeridi: 4'lü sayfalar halinde otomatik kayar */
.proje-kap { position: relative; margin-top: 16px; }
.serit-ok { position: absolute; z-index: 3; top: 50%; margin-top: -22px; width: 38px; height: 44px; border: 0; background: rgba(0, 0, 0, .4); color: #fff; font-size: 26px; cursor: pointer; opacity: .85; transition: opacity .2s; }
.serit-ok:hover, .serit-ok:focus-visible { opacity: 1; background: rgba(0, 0, 0, .65); }
.serit-onceki { left: 0; } .serit-sonraki { right: 0; }
.proje-seridi { display: flex; gap: 12px; overflow-x: auto; scroll-snap-type: x mandatory; scrollbar-width: none; }
.proje-seridi::-webkit-scrollbar { display: none; }
.proje-seridi a { flex: 0 0 calc((100% - 36px) / 4); scroll-snap-align: start; display: block; line-height: 0; border: 3px solid rgba(255, 255, 255, .85); border-radius: 6px; overflow: hidden; }
.proje-seridi img { width: 100%; height: auto; transition: opacity .2s; }
.proje-seridi a:hover img, .proje-seridi a:focus img { opacity: .8; }

/* faaliyet sunumu */
.sunum-sahne { position: relative; aspect-ratio: 800 / 572; max-width: 800px; overflow: hidden; background: rgba(255, 255, 255, .6); border: 3px solid rgba(255, 255, 255, .85); margin: 0 auto; }
.sunum-kare { position: absolute; inset: 0; margin: 0; opacity: 0; z-index: 1; line-height: 0; transition: opacity 0s .6s; }
.sunum-kare.acik { opacity: 1; z-index: 2; transition: opacity .6s; }
.sunum-kare img { width: 100%; height: 100%; object-fit: contain; }
.sunum-ok { position: absolute; z-index: 3; top: 50%; margin-top: -22px; width: 38px; height: 44px; border: 0; background: rgba(0, 0, 0, .35); color: #fff; font-size: 26px; cursor: pointer; opacity: .8; transition: opacity .2s; }
.sunum-ok:hover, .sunum-ok:focus-visible { opacity: 1; background: rgba(0, 0, 0, .6); }
.sunum-onceki { left: 0; } .sunum-sonraki { right: 0; }
.sunum-kucuk { display: flex; flex-wrap: wrap; justify-content: center; gap: 6px; margin: 12px 0 18px; }
.sunum-kucuk button { padding: 0; border: 2px solid rgba(255, 255, 255, .85); background: none; cursor: pointer; line-height: 0; opacity: .7; }
.sunum-kucuk button[aria-current="true"], .sunum-kucuk button:hover { opacity: 1; border-color: #36507f; }
.sunum-noktalar { display: flex; justify-content: center; gap: 8px; margin: 12px 0 18px; }
.sunum-nokta { width: 12px; height: 12px; padding: 0; border: 1px solid #36507f; border-radius: 50%; background: rgba(255, 255, 255, .7); cursor: pointer; }
.sunum-nokta[aria-current="true"] { background: #36507f; }

/* plan / mimari görseller: numaralı sekmeli slider */
.sunum-sekme { max-width: 820px; margin: 0 0 22px; background: rgba(255, 255, 255, .8); border: 1px solid rgba(62, 90, 140, .2); }
.sunum-sekmeler { display: flex; flex-wrap: wrap; background: rgba(62, 90, 140, .08); border-bottom: 1px solid rgba(62, 90, 140, .2); }
.sunum-sekmeler button { min-width: 34px; padding: 6px 12px; border: 0; border-right: 1px solid rgba(62, 90, 140, .15); background: none; font: inherit; font-size: 14px; color: #6a7380; cursor: pointer; }
.sunum-sekmeler button[aria-current="true"] { background: #fff; color: #36507f; font-weight: 700; box-shadow: inset 0 2px 0 #36507f; }
.sunum-sekmeler button:hover { color: #36507f; }
.sunum-sekme .sunum-sahne { aspect-ratio: auto; max-width: none; border: 0; background: transparent; overflow: visible; padding: 10px; }
.sunum-sekme .sunum-kare { position: static; display: none; opacity: 1; transition: none; }
.sunum-sekme .sunum-kare.acik { display: block; }
.sunum-sekme .sunum-kare img { width: auto; height: auto; max-width: 100%; }

/* faaliyet alanları kartları */
.kartlar.kartlar-faaliyet { grid-template-columns: repeat(3, 1fr); gap: 24px; margin-top: 8px; }
.kart-faaliyet { display: flex; flex-direction: column; background: rgba(255, 255, 255, .7); border: 1px solid rgba(62, 90, 140, .15); }
.kart-faaliyet .kart-resim { display: block; aspect-ratio: 4 / 3; overflow: hidden; line-height: 0; }
.kart-faaliyet img { width: 100%; height: 100%; object-fit: cover; border: 0; transition: transform .3s; }
.kart-faaliyet .kart-resim:hover img { transform: scale(1.04); }
.kart-govde { display: flex; flex-direction: column; flex: 1; padding: 16px 18px 18px; }
.kart-faaliyet h2 { font-size: 24px; margin: 0 0 .4em; }
.kart-faaliyet p { font-size: 14px; line-height: 1.6; margin-bottom: 1em; }
.kart-link { margin-top: auto; font-size: 14px; }

/* kartlar, haberler, galeriler */
.kartlar { display: grid; grid-template-columns: repeat(auto-fill, minmax(220px, 1fr)); gap: 22px; margin-bottom: 20px; }
.kart { margin: 0; }
.kart img { display: block; width: 100%; border: 3px solid rgba(255, 255, 255, .8); }
.kart h2 { font-size: 19px; margin: .5em 0 .3em; }
.kart p { font-size: 14px; }
.haber { padding: 0 0 14px; margin-bottom: 14px; border-bottom: 1px solid rgba(62, 90, 140, .2); }
.haber h2 { font-size: 21px; margin: 0 0 .15em; }
.haber time, .ic-icerik time { display: block; font-size: 13px; color: #7d8ba0; margin-bottom: .4em; }
.galeri { display: flex; flex-wrap: wrap; gap: 8px; margin: 6px 0 20px; }
.galeri a { display: block; line-height: 0; border: 3px solid rgba(255, 255, 255, .85); border-radius: 6px; overflow: hidden; }
.galeri img { display: block; transition: opacity .2s; }
.galeri a:hover img, .galeri a:focus img { opacity: .8; }
.planlar a { width: 260px; }
.planlar img { width: 100%; height: auto; }
.harita { margin: 8px 0 20px; }
.harita iframe { display: block; width: 100%; height: 420px; border: 0; }

/* altbilgi */
.altbilgi { margin-top: 36px; }
.kolonlar { display: grid; grid-template-columns: repeat(3, 1fr); gap: 30px; }
.altbilgi h3 { font-size: 24px; margin-top: 0; }
.altbilgi ul { list-style: none; padding: 0; margin: 0; }
.altbilgi li { border-bottom: 1px solid rgba(62, 90, 140, .2); padding: 4px 0; }
.altbilgi a { font-size: 13px; text-transform: none; }
.telif { text-align: center; font-size: 12px; color: #7d8ba0; margin: 30px 0 14px; }

/* lightbox */
.lb { position: fixed; inset: 0; z-index: 100000; display: none; flex-direction: column; align-items: center; justify-content: center;
      background: rgba(0, 0, 0, .92); color: #fff; touch-action: pan-y; }
.lb.lb-acik { display: flex; }
.lb-sahne { position: relative; display: flex; align-items: center; justify-content: center; width: 100%; flex: 1 1 auto; min-height: 0; padding: 56px 64px 8px; }
.lb-resim { max-width: 100%; max-height: 100%; object-fit: contain; opacity: 1; transition: opacity .15s; box-shadow: 0 0 24px rgba(0, 0, 0, .6); }
.lb.lb-yukleniyor .lb-resim { opacity: 0; }
.lb-durum { position: absolute; left: 50%; top: 50%; transform: translate(-50%, -50%); font-size: 15px; display: none; }
.lb.lb-yukleniyor .lb-durum, .lb.lb-hata .lb-durum { display: block; }
.lb-alt { flex: 0 0 auto; padding: 8px 16px 18px; text-align: center; font-size: 15px; line-height: 1.4; }
.lb-sayac { opacity: .7; margin-left: 8px; }
.lb-dugme { position: absolute; width: 48px; height: 48px; border: 0; border-radius: 50%; background: rgba(255, 255, 255, .12); color: #fff; font-size: 26px; line-height: 48px; text-align: center; cursor: pointer; padding: 0; }
.lb-dugme:hover, .lb-dugme:focus-visible { background: rgba(255, 255, 255, .3); outline: 2px solid #fcc800; }
.lb-kapat { top: 10px; right: 12px; }
.lb-onceki { left: 8px; top: 50%; margin-top: -24px; }
.lb-sonraki { right: 8px; top: 50%; margin-top: -24px; }
.lb-tek .lb-onceki, .lb-tek .lb-sonraki, .lb-tek .lb-sayac { display: none; }

@media (max-width: 860px) {
    .kolonlar { grid-template-columns: 1fr; gap: 14px; }
    .kartlar.kartlar-faaliyet { grid-template-columns: 1fr; }
    .ust { flex-wrap: wrap; }
    h1 { font-size: 28px; }
}
@media (max-width: 700px) {
    .ust { align-items: center; }
    .menu { margin-left: auto; }
    .menu-dugme { display: block; }
    .menu-liste { display: none; position: absolute; right: 16px; left: 16px; z-index: 30; flex-direction: column; background: rgba(255, 255, 255, .97); border: 1px solid #c5d6e2; padding: 6px 0; }
    .menu.acik .menu-liste { display: flex; }
    .alt-menu { display: block; position: static; box-shadow: none; border: 0; background: transparent; padding: 0 0 0 16px; }
    .ic-icerik { padding: 18px 14px 8px; }
    .planlar a { width: calc(50% - 4px); }
    .metin img.gorsel-sol, .metin img.gorsel-sag { float: none; display: block; margin: 12px auto; }
    .metin img.gorsel-kucuk { width: 50%; }
    .proje-seridi a { flex-basis: calc((100% - 12px) / 2); }
    .lb-sahne { padding: 56px 8px 8px; }
    .lb-onceki, .lb-sonraki { top: auto; bottom: 64px; margin-top: 0; background: rgba(0, 0, 0, .55); }
}
@media (prefers-reduced-motion: reduce) { .slayt-kare, .slayt-kare.acik, .sunum-kare, .sunum-kare.acik, .kart-faaliyet img, .lb-resim, .galeri img { transition: none; } }