/* ÜRETİLMİŞ DOSYA - elle düzenleme. Kaynak: shared/flipbook; üretici: node shared/flipbook/build.mjs */
/* Flipbook görüntüleyici stilleri. Renkler RN/site tarafından CSS değişkeni olarak verilir (shared/tokens). */
.fb-root {
  --bg: #090e19; --surface: #121b2e; --raised: #1a2740; --border: #2b3b58; --text: #f2f5fa; --muted: #9aa7bd;
  --accent: #a8f53a; --on-accent: #090e19; --danger: #ff8080; /* varsayılan = koyu tema token'ları (volt vurgu); gerçek renkler çalışma zamanında setTheme ile gelir */
  position: absolute; inset: 0; display: flex; flex-direction: column; overflow: hidden;
  background: var(--bg); color: var(--text);
  font-family: Inter, system-ui, -apple-system, 'Segoe UI', Roboto, sans-serif; font-size: 15px;
  -webkit-tap-highlight-color: transparent; -webkit-user-select: none; user-select: none; -webkit-touch-callout: none;
}
.fb-root * { box-sizing: border-box; }
.fb-root button { font: inherit; color: inherit; background: none; border: 0; padding: 0; margin: 0; cursor: pointer; }
.fb-root button:focus-visible, .fb-root input:focus-visible { outline: 2px solid var(--accent); outline-offset: 2px; }
.fb-hidden { display: none !important; }

.fb-stage { position: relative; flex: 1; min-height: 0; overflow: hidden; touch-action: none; }
.fb-zoom { position: absolute; left: 0; top: 0; transform-origin: 0 0; will-change: transform; }
.fb-book { position: relative; perspective: 2400px; transform-style: flat; }
.fb-page {
  position: absolute; top: 0; background: #fff; overflow: hidden;
  box-shadow: 0 2px 14px rgba(0, 0, 0, .35);
}
.fb-page canvas { position: absolute; left: 0; top: 0; display: block; }
.fb-text { position: absolute; left: 0; top: 0; overflow: clip; line-height: 1; text-size-adjust: none; transform-origin: 0 0; }
.fb-text span, .fb-text br { color: transparent; position: absolute; white-space: pre; transform-origin: 0 0; cursor: text; }
.fb-text .markedContent { top: 0; height: 0; }
.fb-hit { color: transparent; background: rgba(255, 214, 0, .5); border-radius: 2px; }
.fb-hit.fb-cur { background: rgba(255, 140, 0, .72); outline: 2px solid #c25b00; }
.fb-links { position: absolute; left: 0; top: 0; }
.fb-hits { position: absolute; left: 0; top: 0; pointer-events: none; }
.fb-hits .fb-hit { position: absolute; display: block; }
.fb-link { position: absolute; cursor: pointer; }
.fb-leaf { position: absolute; top: 0; transform-style: preserve-3d; will-change: transform; }
/* Omurga gölgesi (Petroturk BookSpine): çift sayfada her sayfanın omurga kenarı, ilk ~%10'da .3 -> 0, genel opaklık .6. */
.fb-page[data-side='l']::after, .fb-page[data-side='r']::after { content: ''; position: absolute; top: 0; bottom: 0; width: 100%; pointer-events: none; opacity: .6; }
.fb-page[data-side='r']::after { left: 0; background: linear-gradient(to right, rgba(0, 0, 0, .3), rgba(0, 0, 0, .1) 4.8%, rgba(0, 0, 0, 0) 9.5%); }
.fb-page[data-side='l']::after { right: 0; background: linear-gradient(to left, rgba(0, 0, 0, .3), rgba(0, 0, 0, .1) 4.8%, rgba(0, 0, 0, 0) 9.5%); }
/* Çevirme gölgeleri (Petroturk FrontShadow / BackShadow / PageShadow): dokunulmaz, dereceden JS ile sürülür. */
.fb-shade { position: absolute; inset: 0; overflow: hidden; pointer-events: none; }
.fb-shade-edge { position: absolute; top: 0; pointer-events: none; opacity: 0; }
.fb-shade-fill { position: absolute; inset: 0; pointer-events: none; opacity: 0; }
/* Tek sayfa kıvrılma (Petroturk portrait): ön sayfa daralır, kıvrık arka yüz kayar. */
.fb-fold { position: absolute; left: 0; top: 0; overflow: hidden; z-index: 2; }
.fb-flaps { position: absolute; inset: 0; overflow: hidden; z-index: 3; pointer-events: none; }
.fb-flap { position: absolute; left: 0; top: 0; visibility: hidden; will-change: transform, width; }
.fb-flap-paper { position: absolute; inset: 0; overflow: hidden; background: #ecebe6; }
.fb-ghost { position: absolute; left: 0; top: 0; transform: scaleX(-1); transform-origin: 50% 50%; opacity: .2; }
.fb-face { position: absolute; inset: 0; backface-visibility: hidden; -webkit-backface-visibility: hidden; background: #fff; overflow: hidden; }
.fb-face > .fb-page { box-shadow: none; left: 0 !important; }

.fb-bar {
  display: flex; align-items: center; justify-content: center; gap: 4px; padding: 6px 8px;
  background: var(--surface); border-top: 1px solid var(--border);
  padding-left: max(8px, env(safe-area-inset-left)); padding-right: max(8px, env(safe-area-inset-right));
}
.fb-btn {
  min-width: 44px; min-height: 44px; display: inline-flex; align-items: center; justify-content: center; gap: 6px;
  border-radius: 10px; color: var(--text); padding: 0 10px;
}
.fb-btn[disabled] { opacity: .35; cursor: default; }
.fb-btn:active:not([disabled]) { background: var(--raised); }
.fb-btn svg { width: 22px; height: 22px; fill: none; stroke: currentColor; stroke-width: 1.75; stroke-linecap: round; stroke-linejoin: round; }
.fb-counter { font-variant-numeric: tabular-nums; font-weight: 600; min-width: 96px; background: var(--raised); white-space: nowrap; }
.fb-spacer { flex: 1; max-width: 24px; }

.fb-search { display: flex; align-items: center; gap: 4px; padding: 6px 8px; background: var(--surface); border-bottom: 1px solid var(--border); }
.fb-search input {
  flex: 1; min-width: 0; min-height: 44px; border-radius: 10px; border: 1px solid var(--border);
  background: var(--bg); color: var(--text); padding: 0 12px; font: inherit; font-size: 16px;
  -webkit-user-select: text; user-select: text;
}
.fb-search-info { min-width: 64px; text-align: center; font-size: 13px; color: var(--muted); font-variant-numeric: tabular-nums; white-space: nowrap; overflow: hidden; text-overflow: ellipsis; }
.fb-search-info.fb-warn { color: var(--danger); }
.fb-search-info.fb-wide { white-space: normal; text-align: left; max-width: 46%; overflow: visible; }
.fb-search-retry { min-height: 36px; padding: 0 12px; border-radius: 999px; border: 1px solid var(--border); background: var(--raised); color: var(--text); font: inherit; font-size: 13px; font-weight: 600; cursor: pointer; }
.fb-progress { height: 3px; background: var(--raised); }
.fb-progress > i { display: block; height: 100%; width: 0; background: var(--accent); transition: width .15s linear; }

.fb-thumbs {
  display: flex; gap: 10px; overflow-x: auto; padding: 10px 12px; background: var(--surface); border-top: 1px solid var(--border);
  -webkit-overflow-scrolling: touch;
}
.fb-thumb { flex: none; display: flex; flex-direction: column; align-items: center; gap: 4px; min-width: 44px; color: var(--muted); font-size: 12px; }
.fb-thumb .fb-thumb-box { height: 96px; min-width: 68px; background: #fff; border: 2px solid transparent; border-radius: 4px; overflow: hidden; display: flex; }
.fb-thumb canvas { height: 100%; width: auto; display: block; }
.fb-thumb[aria-current="true"] { color: var(--text); font-weight: 600; }
.fb-thumb[aria-current="true"] .fb-thumb-box { border-color: var(--accent); }

.fb-overlay {
  position: absolute; inset: 0; display: flex; flex-direction: column; align-items: center; justify-content: center; gap: 12px;
  padding: 24px; text-align: center; background: var(--bg); z-index: 5;
}
.fb-overlay h2 { margin: 0; font-size: 18px; }
.fb-overlay p { margin: 0; color: var(--muted); max-width: 32ch; }
.fb-overlay .fb-bar-wide { width: min(260px, 70%); }
.fb-spinner { width: 32px; height: 32px; border-radius: 50%; border: 3px solid var(--raised); border-top-color: var(--accent); animation: fb-spin 0.9s linear infinite; }
.fb-primary { min-height: 44px; padding: 0 20px; border-radius: 10px; background: var(--accent); color: var(--on-accent); font-weight: 600; }
.fb-sr { position: absolute; width: 1px; height: 1px; overflow: hidden; clip: rect(0 0 0 0); white-space: nowrap; }
@keyframes fb-spin { to { transform: rotate(360deg); } }
@media (prefers-reduced-motion: reduce) {
  .fb-spinner { animation-duration: 2.4s; }
  .fb-progress > i { transition: none; }
  .fb-thumbs { scroll-behavior: auto; }
}