/* ============================================================
   FUAR EXPORA — components: preloader, header, menü, cursor, marquee
   ============================================================ */

/* ---------- Preloader ---------- */
.preloader {
  display: none;
  position: fixed;
  inset: 0;
  z-index: 200;
  background: var(--anthracite);
  color: var(--paper);
  align-items: center;
  justify-content: center;
}
.js .preloader { display: flex; }
.preloader.is-done { display: none; }

.preloader__inner {
  position: relative;
  z-index: 2;
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 1.6rem;
  width: min(30rem, 76vw);
}
.preloader__mark {
  width: min(27rem, 70vw);
  overflow: clip;
}
.preloader__logo {
  display: block;
  width: 100%;
  height: auto;
  transform: translateY(110%);
  will-change: transform;
}

.preloader__meta {
  display: flex;
  justify-content: space-between;
  width: 100%;
  font-family: var(--font-mono);
  font-size: var(--text-mono);
  letter-spacing: 0.12em;
  text-transform: uppercase;
  color: var(--muted-dark);
  opacity: 0;
}
.preloader__count { color: var(--paper); }

.preloader__bar {
  width: 100%;
  height: 1px;
  background: var(--line-dark);
  overflow: hidden;
}
.preloader__bar-fill {
  display: block;
  height: 100%;
  background: var(--kobalt-soft);
  transform: scaleX(0);
  transform-origin: left;
}

.preloader__curtain {
  position: absolute;
  inset: 0;
  background: var(--kobalt);
  transform: translateY(101%);
  z-index: 3;
}

/* ---------- Header ---------- */
.header {
  position: fixed;
  top: 0; left: 0; right: 0;
  z-index: 100;
  height: var(--header-h);
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding-inline: var(--gutter);
  color: var(--ink);
  background: rgba(241, 239, 233, 0.96);
  border-bottom: 1px solid rgba(20, 21, 18, 0.09);
  box-shadow: 0 4px 20px rgba(20, 21, 18, 0.04);
  -webkit-backdrop-filter: blur(16px) saturate(125%);
  backdrop-filter: blur(16px) saturate(125%);
  transition: transform 0.55s var(--ease-out),
    background-color 0.25s var(--ease-out),
    border-color 0.25s var(--ease-out),
    color 0.25s var(--ease-out);
}
.header.is-hidden { transform: translateY(-110%); }

/* Keep the surface and logo theme paired over photos and section transitions. */
body[data-theme="ink"] .header,
.menu-open .header {
  background: rgba(23, 24, 26, 0.96);
  border-bottom-color: rgba(241, 239, 233, 0.12);
}

.header__brand {
  display: inline-flex;
  align-items: center;
  width: clamp(10rem, 13vw, 13.5rem);
  height: 4.6rem;
}
.header__brand-logo {
  display: block;
  width: 100%;
  height: 100%;
  object-fit: contain;
  object-position: left center;
  transition: opacity 0.3s var(--ease-out), transform 0.3s var(--ease-out);
}
.header__brand-logo--light { display: none; }
.header__brand:hover .header__brand-logo { transform: translateY(-1px); }
body[data-theme="ink"] .header__brand-logo--dark,
.menu-open .header__brand-logo--dark { display: none; }
body[data-theme="ink"] .header__brand-logo--light,
.menu-open .header__brand-logo--light { display: block; }

@media (max-width: 760px) {
  .header__brand { width: clamp(8.5rem, 37vw, 10.5rem); height: 3.85rem; }
}

.header__right { display: flex; align-items: center; gap: 1.75rem; }

.header__desktop-nav { display: flex; align-items: center; gap: 1.5rem; font-size: 0.82rem; font-weight: 500; transition: opacity var(--dur-fast); }
.header__desktop-nav > a,
.header-services > summary { display: flex; align-items: center; min-height: 44px; padding-block: 0.75rem; }
.header__desktop-nav > a { transition: color 200ms ease; }
.header__desktop-nav > a:is(:hover, [aria-current="page"]),
.header__desktop-nav > a.is-current-section,
.header-services > summary.is-current { text-decoration: underline; text-underline-offset: 0.4em; }
.header-services { position: relative; }
.header-services > summary { gap: 0.4rem; cursor: pointer; list-style: none; }
.header-services > summary::-webkit-details-marker { display: none; }
.header-services > summary span { font-family: var(--font-mono); transition: transform var(--dur-fast) var(--ease-out); }
.header-services[open] > summary span { transform: rotate(180deg); }
.header-services[open]::after { content: ""; position: absolute; top: 100%; left: 0; right: 0; height: calc(var(--header-h) / 2); }
.header-services__menu {
  position: absolute;
  top: calc(50% + var(--header-h) / 2 + 1px);
  left: 0;
  width: min(22rem, calc(100vw - 2 * var(--gutter)));
  max-height: calc(100dvh - var(--header-h) - 1rem);
  overflow-y: auto;
  overscroll-behavior: contain;
  padding: 0.75rem;
  background: var(--anthracite);
  color: var(--paper);
  border: 1px solid var(--line-dark);
  box-shadow: 0 1rem 3rem rgba(20, 21, 18, 0.18);
  animation: header-dropdown-in 200ms var(--ease-out);
}
.header-services__menu a { display: flex; align-items: center; min-height: 44px; padding: 0.7rem 0.8rem; border-bottom: 1px solid var(--line-dark); transition: background-color 200ms ease, color 200ms ease; }
.header-services__menu a:last-child { border-bottom: 0; }
.header-services__menu a:is(:hover, :focus-visible, [aria-current="page"]) { background: var(--anthracite-2); color: var(--paper); }
.header-services__menu a[aria-current="page"] { box-shadow: inset 2px 0 var(--kobalt-soft); }
.header-services__menu a:focus-visible { outline-color: var(--paper); outline-offset: -2px; }
@keyframes header-dropdown-in { from { opacity: 0; transform: translateY(-0.4rem); } to { opacity: 1; transform: translateY(0); } }

@media (max-width: 1100px) {
  .header__desktop-nav { display: none; }
}

.header__cta {
  font-size: 0.85rem;
  font-weight: 500;
  position: relative;
  padding-bottom: 2px;
}
.menu-open .header__desktop-nav,
.menu-open .header__cta { opacity: 0; pointer-events: none; }
.header__cta::after {
  content: "";
  position: absolute;
  left: 0; right: 0; bottom: 0;
  height: 1px;
  background: currentColor;
  transform: scaleX(0);
  transform-origin: left;
  transition: transform 0.35s var(--ease-out);
}
.header__cta:hover::after { transform: scaleX(1); }

.menu-toggle {
  display: inline-flex;
  align-items: center;
  gap: 0.7rem;
  min-height: 44px;
  padding: 0.4rem 0.2rem;
}
.menu-toggle__label {
  font-family: var(--font-mono);
  font-size: var(--text-mono);
  letter-spacing: 0.14em;
  text-transform: uppercase;
}
.menu-toggle__icon {
  width: 1.9rem;
  display: flex;
  flex-direction: column;
  gap: 7px;
}
.menu-toggle__icon i {
  display: block;
  height: 2px;
  background: currentColor;
  transition: transform 0.45s var(--ease-out), width 0.45s var(--ease-out);
  transform-origin: center;
}
.menu-toggle__icon i:last-child { width: 62%; align-self: flex-end; }
.menu-toggle:hover .menu-toggle__icon i:last-child { width: 100%; }
.menu-open .menu-toggle__icon i:first-child { transform: translateY(4.5px) rotate(45deg); }
.menu-open .menu-toggle__icon i:last-child { width: 100%; transform: translateY(-4.5px) rotate(-45deg); }

/* Header koyu section üstünde */
body[data-theme="ink"] .header { color: var(--paper); }
.menu-open .header { color: var(--paper); }

/* ---------- Full-screen editorial navigation ---------- */
.menu { position: fixed; inset: 0; z-index: 95; visibility: hidden; overflow: hidden; }
.menu.is-open, .menu.is-animating { visibility: visible; }
.menu__backdrop { position: absolute; inset: 0; background: var(--anthracite); opacity: 0; }
.menu__panel {
  position: absolute;
  inset: var(--header-h) 0 0;
  display: flex;
  flex-direction: column;
  gap: clamp(2rem, 4dvh, 3rem);
  padding: clamp(1.5rem, 4dvh, 3rem) var(--gutter) max(clamp(1.5rem, 4dvh, 2.5rem), env(safe-area-inset-bottom));
  background: var(--anthracite);
  color: var(--paper);
  transform: translateY(-101%);
  overflow-y: auto;
  overscroll-behavior: contain;
  scrollbar-width: thin;
  scrollbar-color: #52524e var(--anthracite);
}
.menu__body, .menu__foot { width: 100%; max-width: 96rem; margin-inline: auto; flex-shrink: 0; }
.menu__body { flex-grow: 1; display: grid; grid-template-columns: minmax(0, 1.55fr) minmax(0, 1fr); gap: clamp(2rem, 7vw, 7rem); align-items: center; }
.menu__nav, .menu__services { min-width: 0; }
.menu__list { display: flex; flex-direction: column; gap: clamp(0.2rem, 0.65dvh, 0.5rem); }
.menu__item { min-width: 0; position: relative; }
.menu__link { display: flex; align-items: center; gap: clamp(1rem, 2vw, 2rem); min-height: 48px; padding-block: 0.12em; position: relative; }
.menu__no { flex: 0 0 1.6rem; font-family: var(--font-mono); font-size: 0.65rem; letter-spacing: 0.06em; color: #898a86; transition: color 300ms var(--ease-out); }
.menu__label { min-width: 0; overflow: clip; display: inline-block; font-family: var(--font-display); font-size: clamp(2.75rem, min(6.4vw, 8.4dvh), 6.5rem); font-weight: 500; line-height: 1.12; letter-spacing: -0.045em; padding-block: 0.07em; transition: transform 500ms var(--ease-out); }
.menu__label-inner { display: inline-block; transform: translateY(110%); }
.menu.is-open .menu__label-inner { transform: translateY(0); }
.menu__arrow { flex-shrink: 0; margin-left: auto; font-family: var(--font-text); font-size: clamp(1.4rem, 2.8vw, 2.5rem); color: var(--paper); opacity: 0; transform: translate(-0.5rem, 0.3rem); transition: opacity 300ms var(--ease-out), transform 500ms var(--ease-out); }
.menu__link:is(:hover, :focus-visible) .menu__label { transform: translateX(0.4rem); }
.menu__link:is(:hover, :focus-visible) .menu__arrow { opacity: 1; transform: translate(0, 0); }
.menu__link:is(:hover, :focus-visible, [aria-current="page"], .is-current-section) .menu__no { color: #adb3ff; }
.menu__link:is([aria-current="page"], .is-current-section) .menu__label::after { content: ""; position: absolute; width: 0.3rem; height: 0.3rem; margin: 0.3em 0 0 0.2em; background: var(--kobalt-soft); border-radius: 50%; }
.menu__services { width: 100%; max-width: 26rem; justify-self: end; padding-top: 0.5rem; }
.menu__services-title { margin: 0 0 clamp(1.5rem, 3dvh, 2.5rem); font-family: var(--font-mono); font-size: 0.65rem; line-height: 1.4; letter-spacing: 0.14em; font-weight: 400; text-transform: uppercase; color: #9d9e98; }
.menu__subnav { display: flex; flex-direction: column; gap: 0.3rem; }
.menu__subnav a { display: flex; align-items: center; justify-content: space-between; gap: 1rem; min-height: 48px; padding-block: 0.5rem; font-size: clamp(1rem, 1.45vw, 1.35rem); font-weight: 400; line-height: 1.4; letter-spacing: -0.02em; color: #b7b8b1; transition: color 300ms var(--ease-out), transform 450ms var(--ease-out); }
.menu__service-arrow { flex-shrink: 0; opacity: 0; transform: translate(-0.3rem, 0.2rem); transition: opacity 300ms var(--ease-out), transform 450ms var(--ease-out); }
.menu__subnav a:is(:hover, :focus-visible, [aria-current="page"]) { color: var(--paper); transform: translateX(0.3rem); }
.menu__subnav a:is(:hover, :focus-visible, [aria-current="page"]) .menu__service-arrow { opacity: 1; transform: none; }
.menu__subnav a[aria-current="page"] { text-decoration: underline; text-decoration-color: #adb3ff; text-underline-offset: 0.3em; }
.menu__services-toggle, .menu__back { display: none; }
.menu__foot { display: flex; align-items: flex-end; justify-content: space-between; gap: 1.5rem 3rem; padding-top: 0.75rem; }
.menu__contact { display: flex; flex-wrap: wrap; align-items: baseline; gap: 0 2rem; }
.menu__foot-link { display: inline-flex; align-items: center; gap: 1rem; min-height: 44px; overflow-wrap: anywhere; }
.menu__email { font-size: clamp(1.05rem, 1.6vw, 1.45rem); letter-spacing: -0.035em; }
.menu__email span { font-size: 0.85em; transition: transform 400ms var(--ease-out); }
.menu__email:is(:hover, :focus-visible) span { transform: translate(0.2rem, -0.2rem); }
.menu__phone { font-size: 0.85rem; color: #b7b8b1; }
.menu__social { display: flex; flex-wrap: wrap; gap: 0 1.5rem; }
.menu__social a { display: flex; align-items: center; min-height: 44px; color: #b7b8b1; font-size: 0.75rem; transition: color 300ms var(--ease-out); }
.menu__social a:is(:hover, :focus-visible), .menu__phone:is(:hover, :focus-visible) { color: var(--paper); }
.menu :focus-visible { outline: 1px solid #adb3ff; outline-offset: 4px; border-radius: 0; }
.menu-open .header { transform: none; background: var(--anthracite); border-bottom-color: transparent; box-shadow: none; -webkit-backdrop-filter: none; backdrop-filter: none; }
.menu-open .header__brand { pointer-events: none; }
.header:focus-within { transform: none; }
html.menu-scroll-locked { overflow: hidden; scrollbar-gutter: stable; }
@media (hover: hover) and (pointer: fine) {
  .menu__link { transition: opacity 400ms var(--ease-out); }
  .menu__list:has(.menu__link:hover) .menu__link:not(:hover):not(:focus-visible) { opacity: 0.45; }
}
@media (max-width: 1100px) {
  .menu__body { gap: 2.5rem; grid-template-columns: minmax(0, 1.4fr) minmax(0, 1fr); }
  .menu__foot { align-items: flex-start; }
  .menu__contact { flex-direction: column; }
  .menu__social { justify-content: flex-end; gap: 0 1.25rem; }
}
@media (max-width: 760px) {
  .menu__panel { gap: 1.5rem; padding-top: 1.25rem; padding-bottom: max(1.25rem, env(safe-area-inset-bottom)); }
  .menu__body { display: flex; flex-direction: column; justify-content: center; align-items: stretch; gap: 0; }
  .menu__list { gap: 0.3rem; }
  .menu__link { gap: 0.85rem; min-height: 48px; padding-block: 0; }
  .menu__no { flex-basis: 1.2rem; font-size: 0.6rem; }
  .menu__label { font-size: clamp(2.15rem, 10.4vw, 3.6rem); line-height: 1.18; letter-spacing: -0.045em; }
  .menu__link:hover .menu__label { transform: none; }
  .menu__arrow { display: none; }
  .menu__item--services { display: grid; grid-template-columns: minmax(0, 1fr) 48px; align-items: center; }
  .menu__services-toggle { display: flex; align-items: center; justify-content: center; min-width: 48px; min-height: 48px; color: var(--paper); font-size: 1.6rem; }
  .menu__services { display: none; padding-top: 0; max-width: none; }
  .menu__panel.is-services .menu__services { display: block; }
  .menu__panel.is-services .menu__nav { display: none; }
  .menu__back { display: inline-flex; align-items: center; gap: 0.75rem; min-height: 44px; margin-bottom: 1.5rem; color: #b7b8b1; font-size: 0.8rem; }
  .menu__back span { font-size: 1.2rem; }
  .menu__services-title { font-family: var(--font-display); font-weight: 500; font-size: 2.4rem; text-transform: none; line-height: 1.1; letter-spacing: -0.045em; color: var(--paper); margin-bottom: 1rem; }
  .menu__subnav { gap: 0.25rem; }
  .menu__subnav a { min-height: 52px; padding-block: 0.6rem; font-size: 1.25rem; }
  .menu__service-arrow { opacity: 0.6; transform: none; }
  .menu__subnav a:is(:hover, :focus-visible, [aria-current="page"]) { transform: none; }
  .menu__foot { flex-direction: column; gap: 0.6rem; padding-top: 0; }
  .menu__contact { gap: 0; }
  .menu__email { font-size: 1.25rem; }
  .menu__phone { font-size: 0.8rem; }
  .menu__social { justify-content: flex-start; gap: 0 1.3rem; }
}
@media (prefers-reduced-motion: reduce) {
  .header-services__menu { animation: none; }
  .menu *, .menu *::after, .menu-toggle__icon i, .header-services > summary span { transition: none; }
}

/* ---------- Marquee ---------- */
.marquee {
  position: relative;
  display: flex;
  align-items: center;
  min-height: clamp(4rem, 5.4vw, 4.75rem);
  overflow: clip;
  border-block: 1px solid var(--line);
  padding-block: 0;
  background: rgba(244, 242, 237, 0.98);
}
.marquee::before,
.marquee::after {
  content: "";
  position: absolute;
  z-index: 2;
  top: 0;
  bottom: 0;
  width: clamp(1.5rem, 5vw, 5rem);
  pointer-events: none;
}
.marquee::before {
  left: 0;
  background: linear-gradient(90deg, var(--paper), transparent);
}
.marquee::after {
  right: 0;
  background: linear-gradient(270deg, var(--paper), transparent);
}
.marquee__track {
  display: flex;
  align-items: center;
  width: max-content;
  will-change: transform;
}
.marquee__group {
  display: flex;
  align-items: center;
  flex: none;
}
.marquee__item {
  display: inline-flex;
  align-items: center;
  font-family: var(--font-display);
  font-weight: 500;
  font-size: clamp(1rem, 1.55vw, 1.4rem);
  line-height: 1;
  letter-spacing: -0.012em;
  color: rgba(15, 16, 18, 0.88);
  padding-inline: 0.15rem;
  white-space: nowrap;
}
.marquee__sep {
  display: inline-block;
  width: 0.34em;
  height: 0.34em;
  margin-inline: clamp(1rem, 2vw, 1.75rem);
  background: transparent;
  border: 1px solid rgba(43, 60, 255, 0.72);
  transform: rotate(45deg);
  flex: none;
}

@media (max-width: 600px) {
  .marquee { min-height: 3.5rem; }
  .marquee__item { font-size: 0.95rem; }
  .marquee__sep { margin-inline: 0.9rem; }
}