/* Sayfa iskeleti: üst bilgi, mobil menü, iç sayfa başlığı, alt bilgi, okuma çubuğu ve yüzen arama butonu. */

/* ---------- Diyalog sıfırlama (menü, arama, modal ortak) ---------- */

dialog {
  max-width: none;
  max-height: none;
  margin: 0;
  padding: 0;
  border: 0;
  color: inherit;
  background: transparent;
}

dialog::backdrop {
  background: transparent;
}

/* ---------- Üst bilgi ----------
 * Ana sayfada koyu hero'nun üstünde şeffaf başlar; kaydırınca beyaz zemine geçer, üst şerit kapanır.
 * İç sayfalarda da başlık bandı koyu olduğu için aynı davranış geçerlidir.
 */

.site-header {
  position: fixed;
  inset: 0 0 auto;
  z-index: var(--layer-header);
  color: var(--color-paper);
  --logo-ink-color: var(--color-text-on-dark);
  transition:
    background-color var(--duration-base) ease,
    color var(--duration-base) ease,
    box-shadow var(--duration-base) ease,
    transform var(--duration-base) var(--ease-out);
}

.site-header::before {
  content: "";
  position: absolute;
  inset: 0;
  z-index: -1;
  background: linear-gradient(180deg, color-mix(in srgb, var(--color-ink-deep) 55%, transparent), transparent);
  pointer-events: none;
  transition: opacity var(--duration-base) ease;
}

.site-header.is-compact {
  background: rgba(255, 255, 255, 0.96);
  color: var(--color-ink);
  --logo-ink-color: var(--color-brand);
  box-shadow: 0 1px 0 var(--color-line);
  backdrop-filter: saturate(160%) blur(14px);
  -webkit-backdrop-filter: saturate(160%) blur(14px);
}

.site-header.is-compact::before {
  opacity: 0;
}

.site-header.is-hidden:not(:focus-within) {
  transform: translateY(-100%);
}

/* Üst şerit: telefonlar, e-posta, dil. */
.topbar {
  height: var(--topbar-height);
  overflow: hidden;
  border-bottom: 1px solid rgba(255, 255, 255, 0.12);
  font-size: var(--text-xs);
  transition: height var(--duration-base) var(--ease-out), opacity var(--duration-fast) ease;
}

.is-compact .topbar {
  height: 0;
  opacity: 0;
  border-bottom-color: transparent;
}

.topbar__inner {
  display: flex;
  align-items: center;
  gap: var(--space-5);
  height: 100%;
}

.topbar__tagline {
  font-family: var(--font-mono);
  letter-spacing: 0.08em;
  text-transform: uppercase;
  color: var(--color-text-on-dark-muted);
}

.topbar__contacts {
  display: flex;
  gap: var(--space-5);
  margin-left: auto;
}

.topbar__contacts a:hover {
  text-decoration: underline;
  text-underline-offset: 3px;
}

.topbar__label {
  color: var(--color-text-on-dark-muted);
}

.topbar__emergency {
  display: inline-flex;
  align-items: center;
  gap: var(--space-1);
  color: var(--color-accent);
  font-weight: var(--weight-semibold);
}

.topbar__emergency .icon {
  width: 1rem;
  height: 1rem;
}

.site-header__inner {
  display: flex;
  align-items: center;
  gap: var(--space-6);
  height: var(--header-bar-height);
  transition: height var(--duration-base) var(--ease-out);
}

.is-compact .site-header__inner {
  height: var(--header-height-compact);
}

.site-header__brand {
  display: inline-flex;
  flex: none;
}

/* İki satırlı logo: "APKON" her zeminde kırmızı, "BOBİNAJ" --logo-ink-color ile (açık zeminde lacivert, koyuda açık).
 * Değişkenler <use> kopyasına miras geçer. */
.brand-logo {
  height: var(--logo-height);
  width: auto;
  aspect-ratio: var(--logo-aspect);
  transition: height var(--duration-base) var(--ease-out);
}

.is-compact .brand-logo {
  height: var(--logo-height-compact);
}

.site-nav {
  margin-left: auto;
}

.site-nav__list {
  display: flex;
  gap: clamp(1rem, 0.2rem + 1.3vw, 2rem);
}

.site-nav__item {
  position: relative;
}

.site-nav__link {
  position: relative;
  display: inline-flex;
  align-items: center;
  gap: var(--space-1);
  padding-block: var(--space-3);
  font-size: 0.9375rem;
  font-weight: var(--weight-semibold);
  white-space: nowrap;
}

.site-nav__caret {
  width: 0.9rem;
  height: 0.9rem;
  opacity: 0.7;
  transition: transform var(--duration-fast) ease;
}

.site-nav__link::after {
  content: "";
  position: absolute;
  inset: auto 0 0.3rem;
  height: 2px;
  background: var(--color-accent);
  transform: scaleX(0);
  transform-origin: right;
  transition: transform var(--duration-base) var(--ease-out);
}

.site-nav__link:hover::after,
.site-nav__link[aria-current="page"]::after {
  transform: scaleX(1);
  transform-origin: left;
}

/* Açılır alt menü: üzerine gelince ve klavye odağı içerideyken görünür. */
.site-subnav {
  position: absolute;
  top: 100%;
  left: calc(var(--space-5) * -1);
  min-width: 17rem;
  padding: var(--space-3);
  background: var(--color-paper);
  color: var(--color-ink);
  border-top: 3px solid var(--color-accent);
  box-shadow: var(--shadow-card);
  opacity: 0;
  visibility: hidden;
  transform: translateY(8px);
  transition: opacity var(--duration-fast) ease, transform var(--duration-base) var(--ease-out), visibility 0s linear var(--duration-fast);
}

.site-subnav--wide {
  min-width: 36rem;
}

.site-subnav--wide .site-subnav__list {
  grid-template-columns: 1fr 1fr;
}

.site-nav__item--has-children:hover .site-subnav,
.site-nav__item--has-children:focus-within .site-subnav {
  opacity: 1;
  visibility: visible;
  transform: none;
  transition-delay: 0s;
}

.site-nav__item--has-children:hover .site-nav__caret,
.site-nav__item--has-children:focus-within .site-nav__caret {
  transform: rotate(180deg);
}

.site-subnav__list {
  display: grid;
  gap: 2px;
}

.site-subnav__link {
  display: flex;
  align-items: center;
  gap: var(--space-3);
  padding: var(--space-3);
  font-size: var(--text-sm);
  font-weight: var(--weight-semibold);
  line-height: var(--leading-snug);
  transition: background-color var(--duration-fast) ease, color var(--duration-fast) ease;
}

.site-subnav__link:hover {
  background: var(--color-brand-tint);
  color: var(--color-brand);
}

.site-subnav__icon {
  width: 1.5rem;
  height: 1.5rem;
  color: var(--color-brand);
}

.site-subnav__all {
  grid-column: 1 / -1;
  padding: var(--space-3) var(--space-3) var(--space-1);
  border-top: 1px solid var(--color-line);
  margin-top: var(--space-2);
}

.site-header__actions {
  display: flex;
  align-items: center;
  gap: var(--space-2);
}

.lang-switch {
  display: inline-flex;
  align-items: center;
  font-size: var(--text-xs);
  font-weight: var(--weight-semibold);
  letter-spacing: 0.08em;
}

.lang-switch__link {
  padding: var(--space-1) var(--space-2);
  opacity: 0.55;
  transition: opacity var(--duration-fast) ease;
}

.lang-switch__link + .lang-switch__link {
  border-left: 1px solid currentColor;
  border-left-color: color-mix(in srgb, currentColor 35%, transparent);
}

.lang-switch__link[aria-current="true"],
.lang-switch__link:hover {
  opacity: 1;
}

.menu-toggle {
  display: none;
  place-items: center;
  width: 2.75rem;
  height: 2.75rem;
}

.menu-toggle__bars {
  display: grid;
  gap: 6px;
  width: 1.5rem;
}

.menu-toggle__bars span {
  height: 2px;
  background: currentColor;
  transition: transform var(--duration-base) var(--ease-out);
}

.menu-toggle__bars span:last-child {
  width: 66%;
  justify-self: end;
}

.menu-toggle:hover .menu-toggle__bars span:last-child {
  transform: scaleX(1.5);
  transform-origin: right;
}

@media (max-width: 1279px) {
  .topbar__tagline {
    display: none;
  }

  .site-nav__list {
    gap: var(--space-4);
  }

  .site-nav__link {
    font-size: var(--text-sm);
  }
}

@media (max-width: 1150px) {
  .site-nav {
    display: none;
  }

  .menu-toggle {
    display: inline-grid;
  }

  .site-header__actions {
    margin-left: auto;
  }
}

@media (max-width: 1023px) {
  .topbar {
    display: none;
  }
}

@media (max-width: 479px) {
  .site-header__cta {
    display: none;
  }
}

/* ---------- Mobil menü ---------- */

.mobile-menu {
  width: 100%;
  height: 100%;
  height: 100dvh;
  background: var(--color-ink);
  color: var(--color-text-on-dark);
  overflow-y: auto;
  opacity: 0;
  transition: opacity var(--duration-base) var(--ease-out);
}

.mobile-menu.is-open {
  opacity: 1;
}

.mobile-menu__bar {
  display: flex;
  align-items: center;
  justify-content: space-between;
  height: var(--header-height);
}

.mobile-menu__body {
  display: grid;
  gap: var(--space-7);
  padding-block: var(--space-6) var(--space-7);
}

.mobile-menu__list li {
  border-bottom: 1px solid var(--color-line-on-dark);
  opacity: 0;
  transform: translateY(16px);
  transition:
    opacity var(--duration-base) var(--ease-out),
    transform var(--duration-slow) var(--ease-out);
  transition-delay: calc(var(--item-index) * 55ms + 80ms);
}

.mobile-menu.is-open .mobile-menu__list li {
  opacity: 1;
  transform: none;
}

.mobile-menu__link {
  display: flex;
  align-items: baseline;
  gap: var(--space-4);
  padding-block: var(--space-4);
  font-size: var(--text-2xl);
  font-weight: var(--weight-bold);
  letter-spacing: var(--tracking-tight);
}

.mobile-menu__link[aria-current="page"] {
  text-decoration-color: var(--color-accent);
  text-decoration: underline;
  text-decoration-thickness: 2px;
  text-underline-offset: 6px;
}

.mobile-menu__sublist {
  display: grid;
  gap: var(--space-2);
  padding: 0 0 var(--space-4) calc(var(--space-4) + 1.4rem);
  font-size: var(--text-sm);
  color: var(--color-text-on-dark-muted);
}

.mobile-menu__sublist a:hover {
  color: var(--color-text-on-dark);
}

.mobile-menu {
  --logo-ink-color: var(--color-text-on-dark);
}

.mobile-menu__bar {
  height: var(--header-bar-height) !important;
}

.mobile-menu__mail {
  display: inline-flex;
  align-items: center;
  gap: var(--space-2);
}

.mobile-menu__mail .icon {
  width: 1.1rem;
  height: 1.1rem;
}

.mobile-menu__index {
  font-size: var(--text-xs);
  font-weight: var(--weight-medium);
  color: var(--color-text-on-dark-muted);
}

.mobile-menu__aside {
  display: grid;
  gap: var(--space-5);
  font-size: var(--text-sm);
  color: var(--color-text-on-dark-muted);
}

.mobile-menu__offices {
  display: grid;
  gap: var(--space-4);
}

.mobile-menu__offices li {
  display: flex;
  flex-wrap: wrap;
  gap: var(--space-1) var(--space-4);
}

.mobile-menu__city {
  width: 100%;
  color: var(--color-text-on-dark);
  font-weight: var(--weight-semibold);
}

.mobile-menu__offices a,
.mobile-menu__mail {
  text-decoration: underline;
  text-underline-offset: 3px;
}

.mobile-menu .lang-switch {
  color: var(--color-text-on-dark);
}

/* ---------- İç sayfa başlığı ---------- */

.page-hero {
  position: relative;
  display: flex;
  align-items: flex-end;
  min-height: clamp(22rem, 18rem + 16vw, 32rem);
  padding-block: calc(var(--header-height) + var(--space-7)) clamp(2.5rem, 2rem + 2.5vw, 4.5rem);
  background-color: var(--color-ink);
  color: var(--color-text-on-dark);
  overflow: hidden;
  isolation: isolate;
}

/* Fotoğrafsız başlık bandı: kesit taraması + altta kırmızı ölçü çizgisi. */
.page-hero:not(.page-hero--photo) {
  background-image: repeating-linear-gradient(-45deg, var(--hatch-line-strong) 0 1px, transparent 1px var(--hatch-gap));
}

.page-hero::after {
  content: "";
  position: absolute;
  inset: auto 0 0;
  height: 4px;
  background: linear-gradient(90deg, var(--color-accent) 0 7rem, transparent 7rem);
}

.page-hero__media {
  position: absolute;
  inset: 0;
  z-index: -1;
}

.page-hero__media img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  opacity: 0.85;
  animation: hero-settle 2.4s var(--ease-out) both;
}

.page-hero__media::after {
  content: "";
  position: absolute;
  inset: 0;
  background:
    linear-gradient(90deg, color-mix(in srgb, var(--color-ink-deep) 92%, transparent) 0%, color-mix(in srgb, var(--color-ink-deep) 72%, transparent) 45%, color-mix(in srgb, var(--color-ink-deep) 25%, transparent) 100%),
    linear-gradient(180deg, color-mix(in srgb, var(--color-ink-deep) 40%, transparent) 0%, transparent 40%, color-mix(in srgb, var(--color-ink-deep) 60%, transparent) 100%);
}

@keyframes hero-settle {
  from {
    transform: scale(1.08);
    opacity: 0;
  }
}

.page-hero__inner {
  display: grid;
  justify-items: start;
  gap: var(--space-4);
}

.page-hero__inner > * {
  animation: rise-in var(--duration-slow) var(--ease-out) backwards;
}

.page-hero__inner > :nth-child(2) {
  animation-delay: 80ms;
}

.page-hero__inner > :nth-child(3) {
  animation-delay: 160ms;
}

.page-hero__inner > :nth-child(n + 4) {
  animation-delay: 240ms;
}

@keyframes rise-in {
  from {
    opacity: 0;
    transform: translateY(20px);
  }
}

.page-hero__icon {
  display: inline-grid;
  place-items: center;
  width: 3.5rem;
  height: 3.5rem;
  border: 1px solid var(--color-line-on-dark);
  background: color-mix(in srgb, var(--color-ink-deep) 50%, transparent);
  color: var(--color-accent);
}

.page-hero__icon .icon {
  width: 1.75rem;
  height: 1.75rem;
}

.page-hero__title {
  max-width: 24ch;
  font-size: var(--text-3xl);
  font-weight: var(--weight-black);
  font-stretch: var(--stretch-display);
  line-height: var(--leading-tight);
  letter-spacing: var(--tracking-tight);
}

.page-hero__lead {
  max-width: 44rem;
  font-size: var(--text-lg);
  line-height: var(--leading-normal);
  color: var(--color-text-on-dark-muted);
}

.page-hero__chips {
  margin-top: var(--space-3);
}

.page-hero__link {
  margin-top: var(--space-2);
}

.page-hero--article .page-hero__title {
  max-width: 28ch;
  font-size: var(--text-2xl);
}

.page-hero--compact {
  min-height: 0;
}

.page-hero--compact .page-hero__inner {
  width: 100%;
}

.breadcrumb ol {
  display: flex;
  flex-wrap: wrap;
  gap: var(--space-1) var(--space-2);
  font-size: var(--text-xs);
  font-weight: var(--weight-medium);
  letter-spacing: 0.04em;
  color: var(--color-text-on-dark-muted);
}

.breadcrumb li:not(:last-child)::after {
  content: "/";
  margin-left: var(--space-2);
  opacity: 0.5;
}

.breadcrumb a:hover {
  color: var(--color-text-on-dark);
}

.breadcrumb [aria-current="page"] {
  display: inline-block;
  max-width: 40ch;
  overflow: hidden;
  text-overflow: ellipsis;
  white-space: nowrap;
  vertical-align: bottom;
  color: var(--color-text-on-dark);
}

/* ---------- Alt bilgi ---------- */

.site-footer {
  border-top: 4px solid var(--color-accent);
  background-color: var(--color-ink-deep);
  color: var(--color-text-on-dark-muted);
  font-size: var(--text-sm);
  --logo-ink-color: var(--color-text-on-dark);
}

.site-footer__top {
  display: grid;
  gap: var(--space-7);
  padding-block: var(--space-section) var(--space-7);
}

@media (min-width: 1024px) {
  .site-footer__top {
    grid-template-columns: minmax(0, 4fr) minmax(0, 8fr);
    gap: var(--space-8);
  }
}

.site-footer__brand {
  display: grid;
  gap: var(--space-5);
  align-content: start;
  justify-items: start;
  color: var(--color-text-on-dark);
}

.site-footer__logo {
  width: min(100%, 11rem);
  height: auto;
  aspect-ratio: var(--logo-aspect);
}

.site-footer__tagline {
  max-width: 26rem;
  color: var(--color-text-on-dark-muted);
  line-height: var(--leading-normal);
}

.site-footer__cols {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(12rem, 1fr));
  gap: var(--space-6);
}

.site-footer__heading {
  margin-bottom: var(--space-4);
  font-family: var(--font-mono);
  font-size: var(--text-xs);
  font-weight: var(--weight-medium);
  letter-spacing: var(--tracking-wide);
  text-transform: uppercase;
  color: var(--color-brand-light);
}

.site-footer__list {
  display: grid;
  gap: var(--space-3);
}

.site-footer__list a {
  transition: color var(--duration-fast) ease;
}

.site-footer__list a:hover {
  color: var(--color-text-on-dark);
}

.site-footer__list--contact {
  gap: var(--space-5);
}

.site-footer__list--contact li {
  display: grid;
  gap: var(--space-1);
}

.site-footer__label {
  font-size: var(--text-xs);
  font-weight: var(--weight-semibold);
  color: var(--color-text-on-dark);
}

.social-links {
  display: flex;
  gap: var(--space-2);
}

.social-link {
  display: inline-grid;
  place-items: center;
  width: 2.5rem;
  height: 2.5rem;
  border: 1px solid var(--color-line-on-dark);
  color: var(--color-text-on-dark);
  transition: background-color var(--duration-fast) ease, color var(--duration-fast) ease, border-color var(--duration-fast) ease;
}

.social-link:hover {
  border-color: var(--color-accent);
  background: var(--color-accent);
  color: var(--color-on-accent);
}

.site-footer__bottom {
  display: flex;
  flex-wrap: wrap;
  justify-content: space-between;
  gap: var(--space-3) var(--space-5);
  padding-block: var(--space-5) var(--space-6);
  border-top: 1px solid var(--color-line-on-dark);
  font-size: var(--text-xs);
}

.site-footer__legal {
  display: flex;
  flex-wrap: wrap;
  gap: var(--space-5);
}

.site-footer__legal a:hover {
  color: var(--color-text-on-dark);
}

/* ---------- Okuma ilerleme çubuğu ---------- */

.reading-progress {
  position: fixed;
  inset: 0 0 auto;
  z-index: var(--layer-progress);
  height: 2px;
  pointer-events: none;
}

.reading-progress__bar {
  display: block;
  height: 100%;
  background: var(--color-accent);
  transform: scaleX(var(--progress, 0));
  transform-origin: left;
}

/* ---------- Yüzen arama butonu ---------- */

.fab {
  position: fixed;
  right: max(var(--space-5), env(safe-area-inset-right));
  bottom: max(var(--space-5), env(safe-area-inset-bottom));
  z-index: var(--layer-fab);
  display: grid;
  place-items: center;
  width: 3.5rem;
  height: 3.5rem;
  background: var(--color-ink);
  color: var(--color-paper);
  box-shadow: var(--shadow-floating);
  opacity: 0;
  visibility: hidden;
  transform: translateY(12px) scale(0.92);
  transition:
    opacity var(--duration-base) var(--ease-out),
    transform var(--duration-base) var(--ease-out),
    visibility 0s linear var(--duration-base),
    background-color var(--duration-fast) ease;
}

.fab.is-visible {
  opacity: 1;
  visibility: visible;
  transform: none;
  transition-delay: 0s;
}

.fab:hover {
  background: var(--color-brand);
}

.fab .icon {
  width: 1.375rem;
  height: 1.375rem;
}

.site-footer__cookie-button {
  font-size: inherit;
  color: inherit;
  text-decoration: underline;
  text-underline-offset: 3px;
}

.site-footer__cookie-button:hover {
  color: var(--color-text-on-dark);
}

/* ---------- Mobil hızlı iletişim çubuğu ----------
 * Telefonda alttan yüzen ince şerit: ara ve WhatsApp ikon düğmesi, teklif geniş ana düğme. İlk ekranda gizlidir (hero'nun
 * kendi "Teklif al" düğmesi görünür), kaydırınca belirir; form ve alt bilgi ekrandayken çekilir (sticky-contact.js).
 * Masaüstünde gizlidir; o zaman yüzen arama düğmesi görünür.
 */

.sticky-contact {
  display: none;
}

@media (max-width: 767px) {
  .sticky-contact {
    position: fixed;
    inset: auto var(--space-3) calc(var(--space-3) + env(safe-area-inset-bottom));
    z-index: var(--layer-fab);
    display: flex;
    gap: var(--space-2);
    padding: 0.375rem;
    background: var(--color-ink);
    border: 1px solid var(--color-line-on-dark);
    border-radius: var(--radius-sm);
    box-shadow: var(--shadow-floating);
    opacity: 0;
    visibility: hidden;
    transform: translateY(calc(100% + var(--space-4)));
    transition:
      transform var(--duration-base) var(--ease-out),
      opacity var(--duration-fast) ease,
      visibility 0s linear var(--duration-base);
  }

  .sticky-contact.is-visible {
    opacity: 1;
    visibility: visible;
    transform: none;
    transition-delay: 0s;
  }

  .sticky-contact__icon {
    display: grid;
    flex: none;
    place-items: center;
    width: 2.875rem;
    height: 2.875rem;
    color: var(--color-text-on-dark);
    border: 1px solid var(--color-line-on-dark);
    border-radius: var(--radius-sm);
  }

  .sticky-contact__icon:active {
    background: var(--color-ink-raised);
  }

  .sticky-contact__icon .icon {
    width: 1.25rem;
    height: 1.25rem;
  }

  .sticky-contact__cta {
    display: flex;
    flex: 1;
    align-items: center;
    justify-content: center;
    gap: var(--space-2);
    min-height: 2.875rem;
    background: var(--color-accent);
    color: var(--color-on-accent);
    font-size: var(--text-base);
    font-weight: var(--weight-semibold);
    border-radius: var(--radius-sm);
  }

  .sticky-contact__cta .icon {
    width: 1.125rem;
    height: 1.125rem;
  }

  .fab {
    display: none;
  }
}

@media (max-width: 767px) and (prefers-reduced-motion: reduce) {
  .sticky-contact {
    transform: none;
    transition: none;
  }
}

/* Alt bilgide ikonlu bağlantılar (yol tarifi) tek satırda kalır. */
.site-footer__list--contact a {
  display: inline-flex;
  align-items: center;
  gap: var(--space-1);
}

.site-footer__list--contact a .icon {
  width: 0.9rem;
  height: 0.9rem;
}