/* ═══ Sabit arayüz: logo, gezinme, imleç, mobil menü ═══ */

.arayuz {
  color: var(--fg);
  transition: color 620ms var(--ease-soft);
}

/* ── Marka: sol üst köşede sabit ── */
.marka {
  position: fixed;
  top: clamp(0.85rem, 1.6vw, 1.6rem);
  left: var(--edge);
  z-index: var(--z-chrome);
  display: block;
  width: var(--logo-w);
  border-radius: 6px;
  transition: transform 420ms var(--ease-back), filter 420ms var(--ease-soft);
}
.marka-logo {
  width: 100%;
  height: auto;
  overflow: visible;
}
/* Krem levha yalnızca baskı içindir; beyaz zeminde kutu gibi durur */
.marka-logo .lg-plate {
  display: none;
}
.marka-logo .lg-square {
  filter: drop-shadow(0 8px 18px rgba(92, 39, 22, 0.22));
}
.marka:hover {
  transform: translateY(-2px) scale(1.02);
}
/* Koyu sahnede krem levha görünmez olur, çerçeve ile ayrılır */
[data-tone="dark"] .marka-logo {
  filter: drop-shadow(0 8px 24px rgba(0, 0, 0, 0.35));
}

/* Kaydırılan sayfalarda sabit arayüzün altına yumuşak perde —
   içerik logonun arkasından geçerken okunaklılık korunur */
body:not(.deck-page)::before {
  content: "";
  position: fixed;
  top: 0;
  left: 0;
  right: 0;
  height: calc(var(--header-h) + 1rem);
  z-index: calc(var(--z-chrome) - 1);
  background: linear-gradient(
    to bottom,
    var(--paper-warm) 28%,
    color-mix(in srgb, var(--paper-warm) 70%, transparent) 68%,
    transparent
  );
  pointer-events: none;
}

/* ── Üst gezinme ── */
.ust-menu {
  position: fixed;
  top: clamp(1.1rem, 1.9vw, 2rem);
  right: var(--edge);
  z-index: var(--z-chrome);
  display: flex;
  align-items: center;
  gap: clamp(1rem, 0.5rem + 1.5vw, 2.4rem);
}
.ust-menu a {
  position: relative;
  padding-block: 0.45em;
  font-size: var(--text-ui);
  font-weight: 800;
  letter-spacing: 0.15em;
  text-transform: uppercase;
  opacity: 0.78;
  transition: opacity var(--dur-ui), color var(--dur-ui);
}
.ust-menu a::after {
  content: "";
  position: absolute;
  left: 0;
  bottom: 0;
  width: 100%;
  height: 2px;
  border-radius: 2px;
  background: var(--accent);
  transform: scaleX(0);
  transform-origin: left center;
  transition: transform var(--dur-ui) var(--ease-expo);
}
.ust-menu a:hover {
  opacity: 1;
}
.ust-menu a:hover::after,
.ust-menu a[aria-current]::after {
  transform: scaleX(1);
}
.ust-menu a[aria-current] {
  opacity: 1;
  color: var(--accent);
}

/* ── Hamburger ── */
.menu-dugme {
  display: none;
  position: fixed;
  top: clamp(0.9rem, 1.6vw, 1.7rem);
  right: var(--edge);
  z-index: calc(var(--z-overlay) + 2);
  width: 46px;
  height: 46px;
  place-items: center;
  border-radius: 50%;
  background: var(--paper);
  box-shadow: var(--shadow-soft);
}
.menu-dugme span {
  display: block;
  width: 20px;
  height: 2px;
  border-radius: 2px;
  background: var(--terracotta);
  margin-block: 3.5px;
  transition: transform var(--dur-ui) var(--ease-expo);
}
.menu-dugme[aria-expanded="true"] span:nth-child(1) {
  transform: translateY(5.5px) rotate(45deg);
}
.menu-dugme[aria-expanded="true"] span:nth-child(2) {
  transform: translateY(-5.5px) rotate(-45deg);
}

/* ── Geri dönüş bağlantısı (alt sayfalarda) ── */
.geri {
  display: inline-flex;
  align-items: center;
  gap: 0.55em;
  font-size: 0.72rem;
  font-weight: 800;
  letter-spacing: 0.18em;
  text-transform: uppercase;
  color: var(--ink-faint);
  transition: color var(--dur-ui), gap var(--dur-ui);
}
.geri:hover {
  color: var(--terracotta);
  gap: 0.9em;
}
.geri svg {
  width: 1.05em;
  height: 1.05em;
  flex: none;
}

/* ── Sahne noktaları ── */
.noktalar {
  position: fixed;
  right: var(--edge);
  top: 50%;
  transform: translateY(-50%);
  z-index: var(--z-chrome);
  display: grid;
  gap: 0.95rem;
  justify-items: center;
}
.noktalar button {
  position: relative;
  width: 9px;
  height: 9px;
  border-radius: 50%;
  border: 1.5px solid currentColor;
  opacity: 0.4;
  transition: transform var(--dur-ui) var(--ease-back), opacity var(--dur-ui),
    background var(--dur-ui);
}
.noktalar button::after {
  content: attr(data-etiket);
  position: absolute;
  right: 150%;
  top: 50%;
  transform: translateY(-50%) translateX(6px);
  padding: 0.3em 0.7em;
  border-radius: 999px;
  background: var(--terracotta);
  color: #fff;
  font-size: 0.6rem;
  font-weight: 800;
  letter-spacing: 0.12em;
  text-transform: uppercase;
  white-space: nowrap;
  opacity: 0;
  pointer-events: none;
  transition: opacity var(--dur-ui), transform var(--dur-ui) var(--ease-expo);
}
.noktalar button:hover {
  opacity: 0.9;
  transform: scale(1.3);
}
.noktalar button:hover::after {
  opacity: 1;
  transform: translateY(-50%) translateX(0);
}
.noktalar button[aria-current="true"] {
  opacity: 1;
  background: var(--accent);
  border-color: var(--accent);
  transform: scale(1.45);
}

/* ── Sayaç ── */
.sayac {
  position: fixed;
  left: var(--edge);
  bottom: var(--edge);
  z-index: var(--z-chrome);
  display: flex;
  align-items: center;
  gap: 0.65rem;
  font-size: 0.68rem;
  font-weight: 800;
  letter-spacing: 0.26em;
  font-variant-numeric: tabular-nums;
}
.sayac-simdi {
  color: var(--accent);
}
.sayac-cizgi {
  width: 2.2rem;
  height: 1px;
  background: currentColor;
  opacity: 0.3;
}
.sayac-toplam {
  opacity: 0.5;
}

/* ── Kaydırma ipucu ── */
.ipucu {
  position: fixed;
  left: 50%;
  bottom: calc(var(--edge) * 0.7);
  transform: translateX(-50%);
  z-index: var(--z-chrome);
  display: grid;
  justify-items: center;
  gap: 0.5rem;
  transition: opacity var(--dur-ui);
}
.ipucu.gizli {
  opacity: 0;
}
.ipucu-yazi {
  font-size: 0.58rem;
  font-weight: 800;
  letter-spacing: 0.3em;
  text-transform: uppercase;
  opacity: 0.5;
}
.ipucu-fare {
  position: relative;
  width: 24px;
  height: 38px;
  border: 1.5px solid currentColor;
  border-radius: 999px;
  opacity: 0.55;
}
.ipucu-nokta {
  position: absolute;
  left: 50%;
  top: 7px;
  width: 3.5px;
  height: 7px;
  margin-left: -1.75px;
  border-radius: 999px;
  background: currentColor;
  animation: ipucu-in 2s var(--ease-soft) infinite;
}
@keyframes ipucu-in {
  0% { transform: translateY(0); opacity: 0; }
  25% { opacity: 1; }
  75% { transform: translateY(13px); opacity: 0; }
  100% { transform: translateY(13px); opacity: 0; }
}

/* ── Sosyal ── */
.sosyal {
  position: fixed;
  right: var(--edge);
  bottom: var(--edge);
  z-index: var(--z-chrome);
  display: flex;
  gap: 0.7rem;
}
.sosyal a {
  display: grid;
  place-items: center;
  width: 36px;
  height: 36px;
  border: 1.5px solid var(--line);
  border-radius: 50%;
  opacity: 0.75;
  transition: opacity var(--dur-ui), transform var(--dur-ui) var(--ease-back),
    background var(--dur-ui), border-color var(--dur-ui), color var(--dur-ui);
}
.sosyal a:hover {
  opacity: 1;
  transform: translateY(-3px);
  background: var(--accent);
  border-color: transparent;
  color: var(--paper);
}
.sosyal svg {
  width: 16px;
  height: 16px;
}

/* ── Özel imleç: şeker tanesi ── */
.imlec {
  position: fixed;
  top: 0;
  left: 0;
  z-index: calc(var(--z-chrome) + 6);
  width: 34px;
  height: 34px;
  margin: -17px 0 0 -17px;
  border: 1.5px solid var(--terracotta);
  border-radius: 50%;
  pointer-events: none;
  opacity: 0;
  transition: opacity 260ms, width 260ms var(--ease-back),
    height 260ms var(--ease-back), margin 260ms var(--ease-back),
    background 260ms, border-color 260ms;
  will-change: transform;
}
.imlec.acik {
  opacity: 0.85;
}
.imlec.buyuk {
  width: 74px;
  height: 74px;
  margin: -37px 0 0 -37px;
  background: rgba(146, 62, 37, 0.12);
  border-color: transparent;
}
.imlec-nokta {
  position: fixed;
  top: 0;
  left: 0;
  z-index: calc(var(--z-chrome) + 7);
  width: 5px;
  height: 5px;
  margin: -2.5px 0 0 -2.5px;
  border-radius: 50%;
  background: var(--terracotta);
  pointer-events: none;
  opacity: 0;
  transition: opacity 260ms;
  will-change: transform;
}
.imlec-nokta.acik {
  opacity: 1;
}

/* ── Mobil menü katmanı ── */
.mobil-menu {
  position: fixed;
  inset: 0;
  z-index: var(--z-overlay);
  display: grid;
  place-items: center;
  background: var(--paper-warm);
  opacity: 0;
  visibility: hidden;
  transition: opacity 460ms var(--ease-soft), visibility 460ms;
}
.mobil-menu.acik {
  opacity: 1;
  visibility: visible;
}
.mobil-menu nav {
  display: grid;
  gap: 1.1rem;
  text-align: center;
}
.mobil-menu a {
  font-family: var(--font-display);
  font-size: clamp(1.7rem, 8vw, 2.5rem);
  font-weight: 480;
  color: var(--clay-800);
  opacity: 0;
  transform: translateY(22px);
  transition: opacity 460ms var(--ease-soft) var(--d, 0ms),
    transform 460ms var(--ease-expo) var(--d, 0ms), color var(--dur-ui);
}
.mobil-menu.acik a {
  opacity: 1;
  transform: none;
}
.mobil-menu a:hover,
.mobil-menu a[aria-current] {
  color: var(--terracotta);
  font-style: italic;
}
.mobil-menu a:nth-child(1) { --d: 60ms; }
.mobil-menu a:nth-child(2) { --d: 110ms; }
.mobil-menu a:nth-child(3) { --d: 160ms; }
.mobil-menu a:nth-child(4) { --d: 210ms; }
.mobil-menu a:nth-child(5) { --d: 260ms; }
.mobil-menu-alt {
  margin-top: 1.6rem;
  font-size: 0.68rem;
  font-weight: 800;
  letter-spacing: 0.3em;
  text-transform: uppercase;
  color: var(--ink-faint);
}