/* FS Otomasyon katalog goruntuleyicisi. Tasarim sistemi: tasarim.css
   degiskenleri (--derin, --altin, --eylem, --mono-font). Sahne bilerek koyu:
   kagit sayfa koyu zeminde one cikar; sitenin geri kalani acik kalir. */

.katalog-gorunum {
  --kt-zemin: #0D1115; --kt-yuzey: rgba(20, 25, 30, .96); --kt-cizgi: rgba(244, 245, 243, .12);
  --kt-metin: #F4F5F3; --kt-soluk: rgba(244, 245, 243, .66); --kt-vurgu: #D8B26E; --kt-arac: 60px;
  position: relative; overflow: hidden; border-radius: var(--r-foto); color: var(--kt-metin);
  background: radial-gradient(1100px 520px at 50% 18%, #2A333C 0%, #161C22 46%, var(--kt-zemin) 100%);
  box-shadow: var(--golge); isolation: isolate;
}
.katalog-gorunum :focus-visible { outline-color: #8FB7E6; }
.katalog-gorunum button { font: inherit; color: inherit; }

/* Sahne ve kitap */
.kt-sahne { position: relative; display: flex; align-items: center; justify-content: center; min-height: clamp(420px, calc(100vh - 230px), 1060px); padding: 28px 72px; }
.kt-sahne::after { content: ""; position: absolute; left: 12%; right: 12%; bottom: 18px; height: 36px; border-radius: 50%; background: radial-gradient(closest-side, rgba(0, 0, 0, .55), transparent); pointer-events: none; z-index: 0; }
.kt-kitap { position: relative; z-index: 1; width: 100%; margin: 0 auto; opacity: 0; transition: opacity .5s ease; }
.kt-hazir .kt-kitap { opacity: 1; }
.kt-sayfa { background: #fff; overflow: hidden; }
.kt-sayfa-ic { position: relative; width: 100%; height: 100%; background: linear-gradient(110deg, #ECEEEB 8%, #F7F8F6 18%, #ECEEEB 33%); background-size: 200% 100%; animation: kt-parilti 1.4s linear infinite; }
.kt-sayfa.hazir .kt-sayfa-ic { animation: none; background: #fff; }
.kt-sayfa img { width: 100%; height: 100%; object-fit: contain; display: block; user-select: none; -webkit-user-drag: none; opacity: 0; transition: opacity .25s ease; }
.kt-sayfa.hazir img { opacity: 1; }
/* Cilt golgesi: iki sayfanin birlestigi yerde hafif kivrim */
.kt-sayfa.--left .kt-sayfa-ic::after, .kt-sayfa.--right .kt-sayfa-ic::after { content: ""; position: absolute; top: 0; bottom: 0; width: 9%; pointer-events: none; z-index: 2; }
.kt-sayfa.--left .kt-sayfa-ic::after { right: 0; background: linear-gradient(to left, rgba(0, 0, 0, .22), rgba(0, 0, 0, .06) 35%, transparent); }
.kt-sayfa.--right .kt-sayfa-ic::after { left: 0; background: linear-gradient(to right, rgba(0, 0, 0, .22), rgba(0, 0, 0, .06) 35%, transparent); }
.kt-sayfa.kt-kapak .kt-sayfa-ic::after { width: 3%; }
.stf__parent .stf__block { filter: drop-shadow(0 22px 34px rgba(0, 0, 0, .5)); }
@keyframes kt-parilti { to { background-position: -200% 0; } }

/* Sayfa ustu: PDF baglantilari (gorunmez, uzerine gelince belirir) ve panel alanlari (isaretli) */
.kt-baglanti, .kt-alan { position: absolute; z-index: 3; display: block; padding: 0; border: 0; background: transparent; cursor: pointer; border-radius: 4px; }
.kt-baglanti:hover, .kt-baglanti:focus-visible { background: rgba(39, 98, 161, .14); box-shadow: inset 0 0 0 2px rgba(39, 98, 161, .55); }
.kt-alan { border-radius: 8px; box-shadow: inset 0 0 0 1.5px rgba(243, 146, 0, .0); transition: background-color .18s ease, box-shadow .18s ease; }
.kt-alan::before { content: ""; position: absolute; top: 6px; right: 6px; width: 10px; height: 10px; border-radius: 50%; background: var(--eylem); box-shadow: 0 0 0 0 rgba(243, 146, 0, .6); animation: kt-nabiz 2.2s ease-out infinite; }
.kt-alan:hover, .kt-alan:focus-visible { background: rgba(243, 146, 0, .12); box-shadow: inset 0 0 0 2px var(--eylem); }
.kt-alan-etiket { position: absolute; left: 50%; bottom: calc(100% + 6px); transform: translate(-50%, 4px); white-space: nowrap; max-width: 260px; overflow: hidden; text-overflow: ellipsis;
  font: 600 12.5px/1.2 var(--govde-font); color: #151A1E; background: #fff; padding: 6px 10px; border-radius: 6px; box-shadow: 0 6px 18px rgba(0, 0, 0, .25); opacity: 0; pointer-events: none; transition: opacity .15s ease, transform .15s ease; }
.kt-alan--whatsapp .kt-alan-etiket::before { content: ""; display: inline-block; width: 8px; height: 8px; margin-right: 6px; border-radius: 50%; background: #25D366; vertical-align: 1px; }
.kt-alan:hover .kt-alan-etiket, .kt-alan:focus-visible .kt-alan-etiket { opacity: 1; transform: translate(-50%, 0); }
@keyframes kt-nabiz { 0% { box-shadow: 0 0 0 0 rgba(243, 146, 0, .55); } 70%, 100% { box-shadow: 0 0 0 10px rgba(243, 146, 0, 0); } }

/* Kenar oklari */
.kt-ok { position: absolute; top: 50%; z-index: 4; width: 48px; height: 48px; margin-top: -24px; display: grid; place-items: center; border-radius: 50%;
  border: 1px solid var(--kt-cizgi); background: rgba(13, 17, 21, .55); backdrop-filter: blur(6px); cursor: pointer; transition: background-color var(--gecis), opacity var(--gecis), transform var(--gecis); }
.kt-ok:hover:not(:disabled) { background: rgba(216, 178, 110, .22); transform: scale(1.06); }
.kt-ok:disabled { opacity: .25; cursor: default; }
.kt-ok svg { width: 22px; height: 22px; }
.kt-ok--sol { left: 14px; }
.kt-ok--sag { right: 14px; }

/* Yukleniyor ve hata */
.kt-yukleniyor { position: absolute; inset: 0; z-index: 5; display: grid; place-content: center; justify-items: center; gap: 14px; text-align: center; padding: 24px; color: var(--kt-soluk); font: 500 13px/1.5 var(--mono-font); letter-spacing: .04em; }
.kt-yukleniyor::before { content: ""; width: 38px; height: 38px; border-radius: 50%; border: 3px solid rgba(244, 245, 243, .14); border-top-color: var(--kt-vurgu); animation: kt-don .9s linear infinite; }
.kt-yukleniyor[hidden] { display: none; }
.kt-hata .kt-yukleniyor::before { display: none; }
.kt-hata .kt-yukleniyor p { font: 500 16px/1.5 var(--govde-font); color: var(--kt-metin); max-width: 32em; }
@keyframes kt-don { to { transform: rotate(360deg); } }

/* Arac cubugu */
.kt-arac { position: relative; z-index: 6; display: grid; grid-template-columns: 1fr auto 1fr; align-items: center; gap: 8px; min-height: var(--kt-arac); padding: 8px 12px;
  background: rgba(10, 13, 16, .88); border-top: 1px solid var(--kt-cizgi); backdrop-filter: blur(10px); }
.kt-grup { display: flex; align-items: center; gap: 4px; }
.kt-grup--sag { justify-content: flex-end; }
.kt-dugme { display: inline-grid; place-items: center; width: 42px; height: 42px; border-radius: 10px; border: 0; background: transparent; color: var(--kt-soluk); cursor: pointer; text-decoration: none;
  transition: background-color var(--gecis), color var(--gecis); }
.kt-dugme:hover:not(:disabled) { background: rgba(244, 245, 243, .08); color: var(--kt-metin); }
.kt-dugme:disabled { opacity: .3; cursor: default; }
.kt-dugme[hidden] { display: none; }
.kt-dugme[aria-expanded="true"], .kt-dugme[aria-pressed="true"] { color: var(--kt-vurgu); background: rgba(216, 178, 110, .12); }
.kt-dugme svg { width: 20px; height: 20px; }
.kt-dugme .kt-kapali-ikon { display: none; }
.kt-dugme.kapali .kt-acik-ikon { display: none; }
.kt-dugme.kapali .kt-kapali-ikon { display: inline; }
.kt-sayac { display: inline-flex; align-items: center; gap: 6px; font: 500 14px/1 var(--mono-font); color: var(--kt-soluk); padding: 0 6px; }
.kt-sayac input { width: auto; min-width: 3ch; padding: 7px 8px; text-align: center; font: inherit; color: var(--kt-metin); background: rgba(244, 245, 243, .06); border: 1px solid var(--kt-cizgi); border-radius: 8px; }
.kt-sayac input:focus { outline: 2px solid var(--kt-vurgu); outline-offset: 0; }
.kt-sayac b { font-weight: 500; color: var(--kt-metin); }
.kt-marka { display: inline-flex; align-items: center; gap: 8px; padding: 0 8px; color: var(--kt-soluk); text-decoration: none; font: 600 13px/1 var(--govde-font); }
.kt-marka img { width: 22px; height: 22px; }

/* Cekmeceler (sayfalar, ara, icindekiler) */
.kt-cekmece { position: absolute; left: 0; top: 0; bottom: var(--kt-arac); z-index: 7; width: min(380px, 100%); display: flex; flex-direction: column; background: var(--kt-yuzey);
  border-right: 1px solid var(--kt-cizgi); backdrop-filter: blur(14px); transform: translateX(-102%); visibility: hidden; transition: transform .28s ease, visibility .28s; }
.kt-cekmece.acik { transform: none; visibility: visible; }
.kt-cekmece-ust { display: flex; align-items: center; justify-content: space-between; gap: 8px; padding: 14px 10px 10px 18px; border-bottom: 1px solid var(--kt-cizgi); }
.kt-cekmece-ust h2 { font: 600 12.5px/1 var(--mono-font); letter-spacing: .1em; text-transform: uppercase; color: var(--kt-soluk); }
.kt-cekmece-ic { flex: 1; overflow-y: auto; padding: 14px; overscroll-behavior: contain; scrollbar-color: rgba(244, 245, 243, .2) transparent; }
.kt-kucuk { display: grid; grid-template-columns: repeat(auto-fill, minmax(92px, 1fr)); gap: 30px 12px; padding-bottom: 18px; }
.kt-kucuk button { position: relative; display: block; width: 100%; padding: 0; border: 0; border-radius: 4px; background: rgba(244, 245, 243, .08); cursor: pointer; transition: transform var(--gecis); }
.kt-kucuk button:hover { transform: translateY(-2px); }
.kt-kucuk img { width: 100%; height: 100%; object-fit: cover; border-radius: 4px; }
.kt-kucuk span { position: absolute; left: 0; right: 0; bottom: -18px; font: 500 11.5px/1 var(--mono-font); color: var(--kt-soluk); text-align: center; }
.kt-kucuk button.secili { box-shadow: 0 0 0 2px var(--kt-vurgu); }
.kt-kucuk button.secili span { color: var(--kt-vurgu); }
.kt-ara input { width: 100%; padding: 12px 14px; font: 500 15px/1.3 var(--govde-font); color: var(--kt-metin); background: rgba(244, 245, 243, .06); border: 1px solid var(--kt-cizgi); border-radius: 10px; }
.kt-ara input:focus { outline: 2px solid var(--kt-vurgu); outline-offset: 0; }
.kt-sonuclar { display: grid; gap: 6px; margin-top: 12px; }
.kt-sonuclar button, .kt-icindekiler button { display: grid; gap: 4px; width: 100%; text-align: left; padding: 10px 12px; border: 0; border-radius: 8px; background: transparent; cursor: pointer; }
.kt-sonuclar button:hover, .kt-icindekiler button:hover { background: rgba(244, 245, 243, .07); }
.kt-sonuclar b { font: 500 12px/1 var(--mono-font); color: var(--kt-vurgu); }
.kt-sonuclar span { font: 400 14px/1.45 var(--govde-font); color: var(--kt-soluk); }
.kt-sonuclar mark { background: rgba(243, 146, 0, .35); color: var(--kt-metin); border-radius: 2px; padding: 0 1px; }
.kt-icindekiler button { grid-template-columns: 1fr auto; align-items: baseline; }
.kt-icindekiler span { font: 500 14.5px/1.35 var(--govde-font); color: var(--kt-metin); }
.kt-icindekiler b { font: 500 12px/1 var(--mono-font); color: var(--kt-soluk); }
.kt-bos { font: 400 13.5px/1.5 var(--govde-font); color: var(--kt-soluk); padding: 4px 2px; }

/* Bildirim ve ekran okuyucu */
.kt-bildirim { position: absolute; left: 50%; bottom: calc(var(--kt-arac) + 16px); z-index: 8; transform: translate(-50%, 10px); padding: 10px 16px; border-radius: 10px; background: #F4F5F3; color: #151A1E;
  font: 600 14px/1.3 var(--govde-font); box-shadow: 0 10px 30px rgba(0, 0, 0, .35); opacity: 0; pointer-events: none; transition: opacity .2s ease, transform .2s ease; max-width: calc(100% - 32px); overflow-wrap: anywhere; }
.kt-bildirim.gorunur { opacity: 1; transform: translate(-50%, 0); }
.kt-duyuru, .kt-gizli { position: absolute; width: 1px; height: 1px; overflow: hidden; clip: rect(0 0 0 0); white-space: nowrap; }

/* Yerinde yakinlastirma: kitap sahnenin icinde buyur (tam ekranda da). will-change kullanilmaz:
   tarayici katmani ilk olcekte rasterlayip bulaniklastirir. */
.kt-kitap { transform-origin: 0 0; }
.kt-yakin-acik .kt-sahne { overflow: hidden; }
.kt-yakin-katman { position: absolute; inset: 0; z-index: 3; display: none; cursor: grab; touch-action: none; }
.kt-yakin-acik .kt-yakin-katman { display: block; }
.kt-yakin-katman.suruk { cursor: grabbing; }
.kt-yakin-kontrol { position: absolute; top: 14px; right: 14px; z-index: 5; display: none; align-items: center; gap: 2px; padding: 4px; border-radius: 12px;
  background: rgba(10, 13, 16, .82); border: 1px solid var(--kt-cizgi); backdrop-filter: blur(8px); }
.kt-yakin-acik .kt-yakin-kontrol { display: flex; }
.kt-yakin-yuzde { width: auto; min-width: 5ch; padding: 0 6px; font: 500 13px/1 var(--mono-font); }
/* Yuksek cozunurluklu parcalar okuma goruntusunun ustune oturur (yuklenince belirir). */
.kt-hd { position: absolute; inset: 0; z-index: 1; display: grid; grid-auto-rows: 1fr; opacity: 0; transition: opacity .25s ease; pointer-events: none; }
.kt-hd.hazir { opacity: 1; }
.kt-hd img { display: block; width: 100%; height: 100%; object-fit: fill; user-select: none; -webkit-user-drag: none; }
html.kt-kilit, html.kt-kilit body { overflow: hidden; }
/* Katalog arac cubugu ekrandayken sag alttaki destek dugmesi cekilir (cubugun dugmelerini ortuyordu). */
.destek-acici { transition: opacity .2s ease, transform .2s ease; }
html.kt-arac-gorunur .destek-acici, html.kt-kilit .destek-acici { opacity: 0; transform: translateY(16px); pointer-events: none; }

/* Tam ekran (gercek ya da iPhone icin sahte) */
.katalog-gorunum:fullscreen, .katalog-gorunum.kt-tam { border-radius: 0; width: 100%; height: 100%; display: flex; flex-direction: column; }
.katalog-gorunum.kt-tam { position: fixed; inset: 0; z-index: 900; }
.katalog-gorunum:fullscreen .kt-sahne, .katalog-gorunum.kt-tam .kt-sahne { flex: 1; min-height: 0; }

/* Gomulu goruntuleyici (baska sitede iframe) */
.kt-gomulu-govde { margin: 0; background: #0D1115; }
.kt-gomulu-govde .katalog-gorunum { border-radius: 0; box-shadow: none; min-height: 100vh; display: flex; flex-direction: column; }
.kt-gomulu-govde .kt-sahne { flex: 1; min-height: 0; }

/* Katalog metni (arama motoru ve ekran okuyucu icin; sayfada katlanir) */
.katalog-metin { margin-top: 24px; border: 1px solid var(--cizgi); border-radius: var(--r-orta); background: var(--kart); }
.katalog-metin summary { cursor: pointer; padding: 16px 20px; font: 600 15px/1.3 var(--govde-font); }
.katalog-metin .govde { padding: 0 20px 20px; display: grid; gap: 18px; max-height: 60vh; overflow: auto; }
.katalog-metin h3 { font: 500 12.5px/1 var(--mono-font); letter-spacing: .06em; color: var(--ikincil); }
.katalog-metin p { white-space: pre-line; font-size: 15px; color: var(--ikincil); margin-top: 6px; }
.katalog-eylemler { display: flex; gap: 10px; flex-wrap: wrap; margin-top: 14px; }

@media (max-width: 900px) {
  .kt-sahne { padding: 22px 54px; }
  .kt-ok { width: 40px; height: 40px; margin-top: -20px; }
  .kt-ok--sol { left: 8px; } .kt-ok--sag { right: 8px; }
}
@media (max-width: 640px) {
  .katalog-gorunum { border-radius: 12px; margin: 0 calc(-1 * var(--kenar) + 8px); }
  .kt-sahne { min-height: 0; padding: 16px 10px 26px; }
  .kt-ok { display: none; }
  .kt-arac { grid-template-columns: auto 1fr auto; padding: 6px 6px; gap: 2px; }
  .kt-dugme { width: 36px; height: 38px; }
  .kt-grup .kt-genis { display: none; }
  .kt-sayac { padding: 0 2px; gap: 4px; }
  .kt-sayac input { padding: 6px 4px; }
  .kt-sayac { justify-content: center; }
}
@media (prefers-reduced-motion: reduce) {
  .kt-sayfa-ic, .kt-alan::before, .kt-yukleniyor::before { animation: none; }
  .kt-cekmece, .kt-kitap { transition: none; }
}