/* ==============================
   CAROUSEL WRAPPER
================================ */
.carousel-wrapper {
  position: relative;
  width: 100%;
  height: 60vh;
  overflow: hidden;
}

/* ==============================
   SLIDES
================================ */
.carousel-track {
  display: none;
  position: absolute;
  inset: 0;
  overflow: hidden;
}

/* първи слайд по подразбиране */
.carousel-wrapper #s1 {
  display: block;
}

/* активен слайд */
:target.carousel-track {
  display: block;
}

/* ==============================
   BLURRED BACKGROUND
================================ */
.carousel-track::before {
  content: "";
  position: absolute;
  inset: 0;
  background-image: var(--bg);
  background-size: cover;
  background-position: center;
  filter: blur(22px);
  transform: scale(1.15);
  opacity: 0.55;
  z-index: 0;
}

/* ==============================
   MAIN IMAGE
================================ */
.carousel-track img {
  position: relative;
  z-index: 1;
  width: 100%;
  height: 100%;
  object-fit: contain;
}

/* ==============================
   NAV ARROWS
================================ */
.nav-arrows {
  position: absolute;
  top: 50%;
  left: 0;
  width: 100%;
  transform: translateY(-50%);
  display: flex;
  justify-content: space-between;
  padding: 0 20px;
  z-index: 20;
}

.arrow {
  font-size: 48px;
  color: #fff;
  text-decoration: none;
  background: rgba(0,0,0,0.35);
  padding: 10px 16px;
  border-radius: 12px;
  transition: background 0.2s ease;
}

.arrow:hover {
  background: rgba(0,0,0,0.55);
}

/* ==============================
   BUTTONS (CENTER)
================================ */
.slide-buttons {
  position: absolute;
  top: 50%;
  left: 50%;
  transform: translate(-50%, -50%);
  z-index: 30;
  display: flex;
  flex-direction: column;
  gap: 14px;
  align-items: center;
}

/* мек glass слой зад бутоните */
.slide-buttons::before {
  content: "";
  position: absolute;
  inset: -18px;
  background: rgba(0,0,0,0.18);
  backdrop-filter: blur(10px);
  border-radius: 28px;
  z-index: -1;
}

/* ==============================
   GLASS BUTTONS
================================ */
.slide-btn {
  min-width: 280px;
  padding: 14px 24px;
  text-align: center;
  font-size: 16px;
  font-weight: 600;
  text-decoration: none;
  border-radius: 999px;

  background: rgba(255,255,255,0.08);
  color: #fff;

  /* ПО-ПРОЗРАЧНА РАМКА */
  border: 1px solid rgba(255,255,255,0.22);

  backdrop-filter: blur(10px);
  transition: background 0.25s ease,
              border 0.25s ease,
              transform 0.2s ease;
}

/* hover */
.slide-btn:hover {
  background: rgba(255,255,255,0.16);
  border: 1px solid rgba(255,255,255,0.4);
  transform: translateY(-2px);
}

/* запазваме класовете, но стилът е единен */
.slide-btn.primary,
.slide-btn.secondary {
  background: rgba(255,255,255,0.08);
  border: 1px solid rgba(255,255,255,0.22);
  color: #fff;
}

/* ==============================
   MOBILE
================================ */
@media (max-width: 768px) {
  .carousel-wrapper {
    height: 55vh;
  }

  .slide-btn {
    min-width: 220px;
    font-size: 15px;
    padding: 12px 20px;
  }
}

/* Header (лентата с логото) */
/* ===== Header / Navbar background (Cassiopeia) ===== */
.container-header,
.site-header,
.header,
.navbar,
.navbar-expand-lg {
  background: #ffffff !important;
  background-image: none !important;
}

/* ако има вътрешен контейнер с фон */
.container-header .navbar,
.container-header .container-nav,
.container-header .container {
  background: transparent !important;
  background-image: none !important;
}


#book-links {
  animation: fadeIn .25s ease;
}
@keyframes fadeIn {
  from { opacity: 0; transform: translateY(8px); }
  to { opacity: 1; transform: none; }
}