/* =====================================================
   MIZA MEDİKAL — Dijital Dergi (Flipbook)
   ===================================================== */

:root {
  --dergi-navy: #0f1a36;
  --dergi-navy-deep: #08112a;
  --dergi-navy-soft: #1b2a52;
  --dergi-gold: #967300;
  --dergi-gold-light: #c9a046;
  --dergi-gold-deep: #6b520a;
  --dergi-cream: #faf7f1;
  --dergi-white: #ffffff;
  --dergi-shadow: 0 30px 80px rgba(8, 17, 42, 0.35);
  --dergi-ease: cubic-bezier(0.22, 1, 0.36, 1);
}

/* ===================== NAVBAR — DARK OVERRIDE ===================== */
/* Dergi sayfasında navbar hero'nun koyu temasıyla bütünleşir */
body.is-dergi-page .navbar {
  background: transparent;
  backdrop-filter: none;
  -webkit-backdrop-filter: none;
  border-bottom-color: transparent;
}
body.is-dergi-page .navbar.scrolled {
  background: rgba(8, 17, 42, 0.92);
  backdrop-filter: blur(12px);
  -webkit-backdrop-filter: blur(12px);
  border-bottom-color: rgba(201, 160, 70, 0.18);
  box-shadow: 0 6px 24px rgba(0, 0, 0, 0.25);
}
body.is-dergi-page .nav-menu a {
  color: rgba(255, 255, 255, 0.88);
}
body.is-dergi-page .nav-menu a:hover,
body.is-dergi-page .nav-menu a.active {
  color: var(--dergi-gold-light);
}
body.is-dergi-page .nav-menu a::after {
  background: var(--dergi-gold-light);
}
body.is-dergi-page .nav-cta {
  background: var(--dergi-gold-light);
  color: var(--dergi-navy-deep) !important;
}
body.is-dergi-page .nav-cta:hover {
  background: #d8b257;
  color: var(--dergi-navy-deep) !important;
  box-shadow: 0 12px 28px rgba(201, 160, 70, 0.35);
}
body.is-dergi-page .lang-switch {
  background: rgba(255, 255, 255, 0.06);
  border-color: rgba(201, 160, 70, 0.5);
}
body.is-dergi-page .lang-switch button { color: rgba(255, 255, 255, 0.78); }
body.is-dergi-page .lang-switch button:hover { color: var(--dergi-gold-light); }
body.is-dergi-page .lang-switch button.is-active {
  background: var(--dergi-gold-light);
  color: var(--dergi-navy-deep);
  box-shadow: 0 4px 12px rgba(201, 160, 70, 0.35);
}
body.is-dergi-page .navbar.scrolled .lang-switch {
  background: rgba(8, 17, 42, 0.5);
}
body.is-dergi-page .nav-catalog-btn {
  background: rgba(201, 160, 70, 0.08);
  border-color: rgba(201, 160, 70, 0.48);
  color: var(--dergi-gold-light) !important;
  box-shadow: none;
}
body.is-dergi-page .nav-catalog-btn:hover {
  background: var(--dergi-gold-light);
  border-color: var(--dergi-gold-light);
  color: var(--dergi-navy-deep) !important;
  box-shadow: none;
}
body.is-dergi-page .nav-catalog-btn.active {
  background: var(--dergi-gold-light);
  border-color: var(--dergi-gold-light);
  color: var(--dergi-navy-deep) !important;
  box-shadow: none;
}
/* Mobil nav-menu (full-screen overlay) koyu tema */
@media (max-width: 768px) {
  body.is-dergi-page .nav-menu {
    background: var(--dergi-navy-deep);
  }
  body.is-dergi-page .nav-menu li { border-bottom-color: rgba(201, 160, 70, 0.15); }
  body.is-dergi-page .navbar,
  body.is-dergi-page .navbar.scrolled {
    background: rgba(8, 17, 42, 0.92);
  }
  body.is-dergi-page .nav-toggle span { background: var(--dergi-gold-light); }
}

/* ===================== HERO ===================== */
.dergi-hero {
  position: relative;
  padding: clamp(9rem, 12vw, 13rem) 0 clamp(3.25rem, 5vw, 5rem);
  margin-top: -1px;
  background:
    radial-gradient(1200px 600px at 50% -10%, rgba(150, 115, 0, 0.22), transparent 60%),
    radial-gradient(800px 500px at 90% 30%, rgba(27, 42, 82, 0.55), transparent 65%),
    linear-gradient(180deg, var(--dergi-navy-deep) 0%, var(--dergi-navy) 100%);
  color: var(--dergi-white);
  overflow: hidden;
  isolation: isolate;
}

.dergi-hero::before {
  /* hücre/molekül soft pattern */
  content: "";
  position: absolute;
  inset: 0;
  background-image:
    radial-gradient(circle at 12% 22%, rgba(201, 160, 70, 0.18) 0, transparent 28%),
    radial-gradient(circle at 88% 78%, rgba(150, 115, 0, 0.14) 0, transparent 32%),
    radial-gradient(circle at 24% 78%, rgba(255, 255, 255, 0.05) 0, transparent 22%);
  pointer-events: none;
  z-index: -1;
}

.dergi-hero::after {
  /* yatay altın çizgi */
  content: "";
  position: absolute;
  left: 0; right: 0; bottom: 0;
  height: 1px;
  background: linear-gradient(90deg, transparent, rgba(201, 160, 70, 0.55), transparent);
}

.dergi-hero-inner {
  display: grid;
  grid-template-columns: 1.4fr auto;
  gap: 40px;
  align-items: end;
}
@media (max-width: 820px) {
  .dergi-hero-inner { grid-template-columns: 1fr; gap: 28px; }
}

.dergi-hero-badge {
  display: inline-flex;
  align-items: center;
  gap: 12px;
  padding: 8px 18px;
  border: 1px solid rgba(201, 160, 70, 0.45);
  border-radius: 999px;
  background: rgba(255, 255, 255, 0.04);
  font-size: 11px;
  font-weight: 500;
  letter-spacing: 0.3em;
  text-transform: uppercase;
  color: var(--dergi-gold-light);
  margin-bottom: 22px;
  backdrop-filter: blur(4px);
}
.dergi-hero-badge .dot {
  width: 6px; height: 6px;
  border-radius: 50%;
  background: var(--dergi-gold-light);
  box-shadow: 0 0 0 4px rgba(201, 160, 70, 0.18);
}

.dergi-hero h1 {
  font-family: var(--font-display);
  font-weight: 400;
  font-size: clamp(2.4rem, 5vw, 4.2rem);
  line-height: 1.05;
  letter-spacing: -0.01em;
  margin: 0 0 18px;
  color: var(--dergi-white);
}
.dergi-hero h1 em {
  font-style: italic;
  color: var(--dergi-gold-light);
  font-weight: 400;
}

.dergi-hero p.lead {
  font-family: var(--font-display);
  font-size: clamp(1.05rem, 1.4vw, 1.25rem);
  font-weight: 300;
  line-height: 1.55;
  color: rgba(255, 255, 255, 0.78);
  max-width: 560px;
}

.dergi-hero-cta {
  display: inline-flex;
  align-items: center;
  gap: 14px;
  padding: 18px 36px;
  background: var(--dergi-gold);
  color: #fff;
  border-radius: 2px;
  font-size: 12px;
  font-weight: 500;
  letter-spacing: 0.28em;
  text-transform: uppercase;
  transition: transform 0.4s var(--dergi-ease), background 0.4s var(--dergi-ease), box-shadow 0.4s var(--dergi-ease);
  text-decoration: none;
  cursor: pointer;
  border: none;
  font-family: inherit;
}
.dergi-hero-cta:hover {
  background: var(--dergi-gold-deep);
  transform: translateY(-2px);
  box-shadow: 0 18px 40px rgba(150, 115, 0, 0.4);
}
.dergi-hero-cta svg { width: 14px; height: 14px; }

.dergi-meta {
  margin-top: 28px;
  display: flex;
  gap: 28px;
  flex-wrap: wrap;
}
.dergi-meta-item {
  display: flex;
  flex-direction: column;
  font-size: 12px;
  letter-spacing: 0.18em;
  text-transform: uppercase;
  color: rgba(255, 255, 255, 0.55);
}
.dergi-meta-item strong {
  font-family: var(--font-display);
  font-weight: 400;
  font-size: 22px;
  letter-spacing: 0;
  text-transform: none;
  color: var(--dergi-gold-light);
  margin-top: 4px;
}

/* ===================== READER ===================== */
.dergi-section {
  position: relative;
  background:
    radial-gradient(900px 500px at 20% 10%, rgba(150, 115, 0, 0.06), transparent 60%),
    radial-gradient(900px 500px at 80% 90%, rgba(27, 42, 82, 0.06), transparent 60%),
    linear-gradient(180deg, var(--dergi-navy-deep) 0%, #0a1530 60%, #060d22 100%);
  padding: 70px 0 110px;
  overflow: hidden;
}

.dergi-section::before {
  content: "";
  position: absolute;
  inset: 0;
  background-image:
    radial-gradient(circle at 50% 0%, rgba(255, 255, 255, 0.03) 0, transparent 25%),
    radial-gradient(circle at 10% 80%, rgba(150, 115, 0, 0.08) 0, transparent 30%);
  pointer-events: none;
}

.dergi-stage {
  position: relative;
  width: 100%;
  max-width: 1280px;
  margin: 0 auto;
  padding: 0 clamp(1rem, 3vw, 2rem);
  z-index: 1;
}

/* Toolbar */
.dergi-toolbar {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 18px;
  margin-bottom: 26px;
  flex-wrap: wrap;
}

.dergi-tools {
  display: flex;
  align-items: center;
  gap: 8px;
  flex-wrap: wrap;
}

.dergi-tool {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 8px;
  height: 42px;
  padding: 0 16px;
  background: rgba(255, 255, 255, 0.04);
  border: 1px solid rgba(201, 160, 70, 0.22);
  color: rgba(255, 255, 255, 0.85);
  font-family: inherit;
  font-size: 11px;
  font-weight: 500;
  letter-spacing: 0.18em;
  text-transform: uppercase;
  border-radius: 999px;
  cursor: pointer;
  transition: background 0.3s var(--dergi-ease), border-color 0.3s var(--dergi-ease), color 0.3s var(--dergi-ease), transform 0.3s var(--dergi-ease);
  backdrop-filter: blur(6px);
  -webkit-backdrop-filter: blur(6px);
}
.dergi-tool:hover {
  background: rgba(201, 160, 70, 0.15);
  border-color: rgba(201, 160, 70, 0.55);
  color: var(--dergi-gold-light);
}
.dergi-tool:active { transform: scale(0.97); }
.dergi-tool svg { width: 16px; height: 16px; stroke: currentColor; flex-shrink: 0; }
.dergi-tool.icon-only { width: 42px; padding: 0; }
.dergi-tool.is-active {
  background: rgba(201, 160, 70, 0.22);
  border-color: var(--dergi-gold-light);
  color: var(--dergi-gold-light);
}

.dergi-counter {
  display: inline-flex;
  align-items: center;
  gap: 10px;
  padding: 10px 18px;
  font-family: var(--font-display);
  font-size: 16px;
  font-weight: 400;
  color: var(--dergi-cream);
  background: rgba(0, 0, 0, 0.25);
  border: 1px solid rgba(201, 160, 70, 0.25);
  border-radius: 999px;
  letter-spacing: 0.04em;
}
.dergi-counter strong {
  color: var(--dergi-gold-light);
  font-weight: 500;
}

/* Book wrap — flipbook için sahne */
.dergi-book-wrap {
  position: relative;
  width: 100%;
  max-width: 1180px;
  margin: 0 auto;
  min-height: 520px;
}
@media (max-width: 720px) { .dergi-book-wrap { min-height: 480px; } }
@media (max-width: 480px) { .dergi-book-wrap { min-height: 420px; } }

.dergi-book {
  position: relative;
  width: 100%;
  transition: transform 0.4s var(--dergi-ease);
  transform-origin: center center;
}
.dergi-book.zoomed { cursor: zoom-out; }

/* Zemin gölgesi — dergiyi yüzeyden ayırır */
.dergi-book-wrap::after {
  content: "";
  position: absolute;
  left: 8%;
  right: 8%;
  bottom: -6px;
  height: 32px;
  background: radial-gradient(ellipse at center, rgba(0,0,0,0.5), transparent 72%);
  filter: blur(16px);
  z-index: 0;
  opacity: 0.55;
  pointer-events: none;
}

/* StPageFlip container */
.dergi-flipbook {
  position: relative;
  width: 100%;
  margin: 0 auto;
}

/* Bireysel sayfa elementi (loadFromHTML'e verilen) */
.dergi-page {
  background: var(--dergi-cream);
  overflow: hidden;
  box-shadow: 0 0 0 1px rgba(0, 0, 0, 0.04);
}
.dergi-page.is-cover {
  background: linear-gradient(135deg, #0f1a36 0%, #08112a 100%);
}
.dergi-page-inner {
  position: relative;
  width: 100%;
  height: 100%;
  display: flex;
  align-items: center;
  justify-content: center;
}
.dergi-page-inner img {
  width: 100%;
  height: 100%;
  object-fit: contain;            /* sayfalar kırpılmasın */
  display: block;
  user-select: none;
  -webkit-user-drag: none;
  pointer-events: none;
  background: var(--dergi-cream);
}
.dergi-page.is-cover .dergi-page-inner img {
  background: transparent;
}

/* StPageFlip iç element override'ları */
.stf__parent { margin: 0 auto; }
.stf__block  { overflow: visible !important; }

.stf__item {
  background: var(--dergi-cream);
  /* spine tarafı için soft iç gölge (kıvrım hissi) */
  box-shadow:
    inset 0 0 28px rgba(0, 0, 0, 0.05),
    0 14px 40px rgba(0, 0, 0, 0.28);
}
.stf__item.--simple .dergi-page,
.stf__item .dergi-page {
  width: 100%;
  height: 100%;
}

/* Sağ sayfa = spine sol kenarında iç gölge */
.stf__item.--right .dergi-page::before,
.stf__item.--left  .dergi-page::before {
  content: "";
  position: absolute;
  top: 0; bottom: 0;
  width: 36px;
  pointer-events: none;
  z-index: 2;
}
.stf__item.--right .dergi-page::before {
  left: 0;
  background: linear-gradient(to right, rgba(0,0,0,0.22) 0%, rgba(0,0,0,0) 100%);
}
.stf__item.--left .dergi-page::before {
  right: 0;
  background: linear-gradient(to left, rgba(0,0,0,0.22) 0%, rgba(0,0,0,0) 100%);
}
.dergi-page { position: relative; }

/* Portrait modunda spine gölgesi göstermeyelim */
.stf__parent[data-orientation="portrait"] .stf__item .dergi-page::before {
  display: none;
}


/* Nav arrows */
.dergi-arrow {
  position: absolute;
  top: 50%;
  width: 56px;
  height: 56px;
  border-radius: 50%;
  background: rgba(255, 255, 255, 0.08);
  border: 1px solid rgba(201, 160, 70, 0.4);
  color: var(--dergi-cream);
  display: inline-flex;
  align-items: center;
  justify-content: center;
  cursor: pointer;
  transform: translateY(-50%);
  z-index: 40;
  transition: background 0.35s var(--dergi-ease), border-color 0.35s var(--dergi-ease), color 0.35s var(--dergi-ease), transform 0.35s var(--dergi-ease);
  backdrop-filter: blur(8px);
  -webkit-backdrop-filter: blur(8px);
}
.dergi-arrow:hover {
  background: var(--dergi-gold);
  border-color: var(--dergi-gold);
  color: #fff;
  transform: translateY(-50%) scale(1.05);
}
.dergi-arrow:disabled {
  opacity: 0.35;
  cursor: not-allowed;
}
.dergi-arrow.prev { left: -28px; }
.dergi-arrow.next { right: -28px; }
.dergi-arrow svg { width: 22px; height: 22px; stroke: currentColor; }

@media (max-width: 900px) {
  .dergi-arrow.prev { left: 6px; }
  .dergi-arrow.next { right: 6px; }
  .dergi-arrow { width: 46px; height: 46px; }
}

/* Loading */
.dergi-loading {
  position: absolute;
  inset: 0;
  display: flex;
  align-items: center;
  justify-content: center;
  flex-direction: column;
  gap: 18px;
  background: rgba(8, 17, 42, 0.6);
  z-index: 50;
  color: var(--dergi-cream);
  font-size: 11px;
  letter-spacing: 0.4em;
  text-transform: uppercase;
  backdrop-filter: blur(4px);
  border-radius: 4px;
  transition: opacity 0.5s var(--dergi-ease);
}
.dergi-loading.hidden { opacity: 0; pointer-events: none; }

.dergi-loader-ring {
  width: 48px;
  height: 48px;
  border: 2px solid rgba(255, 255, 255, 0.1);
  border-top-color: var(--dergi-gold-light);
  border-radius: 50%;
  animation: dergi-spin 1s linear infinite;
}
@keyframes dergi-spin { to { transform: rotate(360deg); } }

/* ===================== THUMBNAILS ===================== */
.dergi-thumbs-toggle {
  text-align: center;
  margin-top: 36px;
}

.dergi-thumbs {
  margin-top: 30px;
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(108px, 1fr));
  gap: 14px;
  max-height: 0;
  overflow: hidden;
  transition: max-height 0.6s var(--dergi-ease), margin-top 0.4s var(--dergi-ease);
}
.dergi-thumbs.open {
  max-height: 1400px;
  margin-top: 30px;
}

.dergi-thumb {
  position: relative;
  aspect-ratio: 3 / 4;
  border-radius: 3px;
  overflow: hidden;
  cursor: pointer;
  background: var(--dergi-cream);
  border: 1px solid rgba(201, 160, 70, 0.22);
  transition: transform 0.35s var(--dergi-ease), border-color 0.35s var(--dergi-ease), box-shadow 0.35s var(--dergi-ease);
}
.dergi-thumb img {
  position: absolute;
  inset: 0;
  width: 100%;
  height: 100%;
  object-fit: cover;
}
.dergi-thumb:hover {
  transform: translateY(-3px);
  border-color: var(--dergi-gold-light);
  box-shadow: 0 12px 24px rgba(0, 0, 0, 0.3);
}
.dergi-thumb.active {
  border-color: var(--dergi-gold-light);
  box-shadow: 0 0 0 2px rgba(201, 160, 70, 0.45);
}
.dergi-thumb .num {
  position: absolute;
  left: 6px;
  bottom: 6px;
  font-size: 10px;
  letter-spacing: 0.18em;
  padding: 2px 7px;
  background: rgba(8, 17, 42, 0.78);
  color: var(--dergi-gold-light);
  border-radius: 2px;
}

/* ===================== TOC PANEL ===================== */
.dergi-toc {
  position: fixed;
  top: 0;
  right: -420px;
  width: min(380px, 90vw);
  height: 100vh;
  background: linear-gradient(180deg, var(--dergi-navy) 0%, var(--dergi-navy-deep) 100%);
  border-left: 1px solid rgba(201, 160, 70, 0.22);
  box-shadow: -30px 0 60px rgba(0, 0, 0, 0.5);
  padding: 90px 36px 40px;
  z-index: 200;
  overflow-y: auto;
  transition: right 0.55s var(--dergi-ease);
  color: var(--dergi-cream);
}
.dergi-toc.open { right: 0; }

.dergi-toc-close {
  position: absolute;
  top: 22px;
  right: 22px;
  width: 38px;
  height: 38px;
  border-radius: 50%;
  background: rgba(255, 255, 255, 0.06);
  border: 1px solid rgba(201, 160, 70, 0.32);
  color: var(--dergi-cream);
  display: inline-flex;
  align-items: center;
  justify-content: center;
  cursor: pointer;
  transition: background 0.3s var(--dergi-ease), color 0.3s var(--dergi-ease);
}
.dergi-toc-close:hover {
  background: var(--dergi-gold);
  color: #fff;
}
.dergi-toc-close svg { width: 16px; height: 16px; stroke: currentColor; }

.dergi-toc h3 {
  font-family: var(--font-display);
  font-weight: 400;
  font-size: 28px;
  color: var(--dergi-white);
  margin: 0 0 8px;
  letter-spacing: -0.005em;
}
.dergi-toc h3 em { color: var(--dergi-gold-light); font-style: italic; }

.dergi-toc-sub {
  font-size: 11px;
  letter-spacing: 0.24em;
  text-transform: uppercase;
  color: var(--dergi-gold-light);
  margin-bottom: 26px;
}

.dergi-toc-list {
  list-style: none;
  padding: 0;
  margin: 0;
}
.dergi-toc-list li {
  border-top: 1px solid rgba(201, 160, 70, 0.14);
}
.dergi-toc-list li:last-child { border-bottom: 1px solid rgba(201, 160, 70, 0.14); }
.dergi-toc-list button {
  width: 100%;
  display: flex;
  align-items: baseline;
  justify-content: space-between;
  gap: 18px;
  padding: 18px 0;
  background: transparent;
  border: none;
  color: var(--dergi-cream);
  font-family: var(--font-display);
  font-size: 18px;
  font-weight: 400;
  text-align: left;
  cursor: pointer;
  transition: color 0.3s var(--dergi-ease), padding 0.3s var(--dergi-ease);
}
.dergi-toc-list button:hover {
  color: var(--dergi-gold-light);
  padding-left: 8px;
}
.dergi-toc-list button .page-no {
  font-family: var(--font-body);
  font-size: 12px;
  letter-spacing: 0.22em;
  color: var(--dergi-gold-light);
  flex-shrink: 0;
}

/* TOC backdrop */
.dergi-backdrop {
  position: fixed;
  inset: 0;
  background: rgba(8, 17, 42, 0.65);
  backdrop-filter: blur(4px);
  z-index: 150;
  opacity: 0;
  pointer-events: none;
  transition: opacity 0.45s var(--dergi-ease);
}
.dergi-backdrop.open {
  opacity: 1;
  pointer-events: auto;
}

/* ===================== FULLSCREEN ===================== */
.dergi-section.fullscreen-mode {
  position: fixed;
  inset: 0;
  z-index: 300;
  padding: 30px 0 30px;
  overflow: auto;
}
.dergi-section.fullscreen-mode .dergi-stage {
  max-width: 100%;
  height: 100%;
  display: flex;
  flex-direction: column;
}
.dergi-section.fullscreen-mode .dergi-book-wrap {
  flex: 1;
  max-width: 100%;
  max-height: calc(100vh - 160px);
  aspect-ratio: auto;
}

/* ===================== SHARE TOAST ===================== */
.dergi-toast {
  position: fixed;
  left: 50%;
  bottom: 40px;
  transform: translateX(-50%) translateY(120%);
  background: var(--dergi-navy);
  color: var(--dergi-cream);
  border: 1px solid rgba(201, 160, 70, 0.45);
  padding: 14px 28px;
  border-radius: 999px;
  font-size: 12px;
  letter-spacing: 0.24em;
  text-transform: uppercase;
  z-index: 400;
  transition: transform 0.5s var(--dergi-ease), opacity 0.4s var(--dergi-ease);
  opacity: 0;
  pointer-events: none;
  box-shadow: 0 14px 40px rgba(0, 0, 0, 0.4);
}
.dergi-toast.show {
  transform: translateX(-50%) translateY(0);
  opacity: 1;
}

/* ===================== HINT ===================== */
.dergi-hint {
  text-align: center;
  margin-top: 28px;
  color: rgba(255, 255, 255, 0.45);
  font-size: 11px;
  letter-spacing: 0.32em;
  text-transform: uppercase;
}
.dergi-hint span {
  color: var(--dergi-gold-light);
}

/* ===================== KEYBOARD KBD ===================== */
.kbd {
  display: inline-block;
  padding: 2px 8px;
  font-family: var(--font-body);
  font-size: 10px;
  font-weight: 500;
  letter-spacing: 0.15em;
  color: var(--dergi-cream);
  border: 1px solid rgba(201, 160, 70, 0.4);
  border-radius: 3px;
  background: rgba(255, 255, 255, 0.04);
  margin: 0 4px;
}

/* ===================== RESPONSIVE TWEAKS ===================== */
@media (max-width: 580px) {
  .dergi-hero { padding: 160px 0 50px; }
  .dergi-tool span { display: none; }
  .dergi-tool { width: 42px; padding: 0; }
  .dergi-counter { font-size: 14px; padding: 8px 14px; }
  .dergi-thumbs { grid-template-columns: repeat(auto-fill, minmax(80px, 1fr)); }
}

/* respect reduced motion */
@media (prefers-reduced-motion: reduce) {
  .dergi-flip { transition: none; }
  .dergi-toc, .dergi-backdrop, .dergi-thumbs { transition: none; }
}