/* ==========================================================================
   Anchora Apartments — Layout: Header, Footer, Common
   ========================================================================== */

/* ---- Top utility bar ---- */
.top-bar {
  background: var(--color-ink);
  color: var(--color-bone);
  font-size: var(--fs-xs);
  letter-spacing: 0.08em;
}

/* Hide on mobile — phone & email are reachable in the contact section
   and footer, so the dark utility strip just adds noise on small screens. */
@media (max-width: 760px) {
  .top-bar { display: none; }
}

.top-bar__inner {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: var(--space-6);
  padding-block: 0.55rem;
  flex-wrap: wrap;
}

.top-bar a {
  color: var(--color-stone);
  transition: color var(--dur-fast) var(--ease-out-quart);
}

.top-bar a:hover {
  color: var(--color-aqua-soft);
}

.top-bar__contacts {
  display: flex;
  gap: var(--space-6);
  flex-wrap: wrap;
}

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

.top-bar__locale {
  font-family: var(--font-accent);
  text-transform: uppercase;
  letter-spacing: 0.18em;
  color: var(--color-aqua-soft);
}

/* ---- Header ---- */
.header {
  position: sticky;
  top: 0;
  z-index: var(--z-sticky);
  background: rgba(250, 247, 242, 0.78);
  backdrop-filter: saturate(180%) blur(14px);
  -webkit-backdrop-filter: saturate(180%) blur(14px);
  border-bottom: 1px solid transparent;
  transition: border-color var(--dur-base) var(--ease-out-quart),
              background var(--dur-base) var(--ease-out-quart);
}

.header.is-scrolled {
  border-bottom-color: var(--color-line);
  background: rgba(250, 247, 242, 0.92);
}

.header__inner {
  display: grid;
  grid-template-columns: auto 1fr auto;
  align-items: center;
  gap: var(--space-8);
  padding-block: var(--space-5);
}

.brand {
  display: inline-flex;
  align-items: center;
  gap: var(--space-3);
  text-decoration: none;
}

.brand__mark {
  width: 44px;
  height: 44px;
  object-fit: contain;
  flex: 0 0 auto;
}

.brand__text {
  display: flex;
  flex-direction: column;
  line-height: 1;
}

.brand__name {
  font-family: var(--font-display);
  font-size: 1.45rem;
  font-weight: 500;
  letter-spacing: 0.02em;
  color: var(--color-ink);
}

.brand__tag {
  font-family: var(--font-accent);
  font-size: 0.62rem;
  letter-spacing: 0.32em;
  color: var(--color-aqua-deep);
  text-transform: uppercase;
  margin-top: 4px;
}

/* ---- Primary nav ---- */
.nav-primary {
  justify-self: center;
}

.nav-primary__list {
  display: flex;
  align-items: center;
  gap: var(--space-8);
}

.nav-primary__link {
  font-size: var(--fs-sm);
  letter-spacing: 0.06em;
  font-weight: 500;
  color: var(--color-ink-soft);
  position: relative;
  padding-block: 0.5rem;
  transition: color var(--dur-fast) var(--ease-out-quart);
}

.nav-primary__link::after {
  content: "";
  position: absolute;
  bottom: 4px;
  left: 0;
  right: 0;
  height: 1px;
  background: var(--color-aqua);
  transform: scaleX(0);
  transform-origin: right;
  transition: transform var(--dur-base) var(--ease-out-expo);
}

.nav-primary__link:hover,
.nav-primary__link.is-active {
  color: var(--color-aqua-deep);
}

.nav-primary__link:hover::after,
.nav-primary__link.is-active::after {
  transform: scaleX(1);
  transform-origin: left;
}

/* ---- Header CTA ---- */
.header__cta {
  display: inline-flex;
  align-items: center;
  gap: var(--space-2);
}

/* ---- Mobile nav toggle ---- */
.nav-toggle {
  display: none;
  width: 44px;
  height: 44px;
  align-items: center;
  justify-content: center;
  border: 1px solid var(--color-line);
  border-radius: var(--radius-pill);
  background: var(--color-ivory);
}

.nav-toggle__bars {
  width: 18px;
  height: 12px;
  position: relative;
}

.nav-toggle__bars::before,
.nav-toggle__bars::after {
  content: "";
  position: absolute;
  left: 0;
  width: 100%;
  height: 1.5px;
  background: var(--color-ink);
  transition: transform var(--dur-base) var(--ease-out-expo);
}

.nav-toggle__bars::before { top: 0; }
.nav-toggle__bars::after  { bottom: 0; }

.nav-toggle.is-open .nav-toggle__bars::before {
  transform: translateY(5px) rotate(45deg);
}

.nav-toggle.is-open .nav-toggle__bars::after {
  transform: translateY(-5px) rotate(-45deg);
}

/* ---- Mobile menu drawer ---- */
.mobile-menu {
  position: fixed;
  inset: 0;
  background: var(--color-ivory);
  z-index: var(--z-overlay);
  padding: var(--space-12) var(--gutter);
  transform: translateY(-100%);
  transition: transform var(--dur-slow) var(--ease-out-expo);
  overflow-y: auto;
  display: flex;
  flex-direction: column;
}

.mobile-menu.is-open {
  transform: translateY(0);
}

.mobile-menu__top {
  display: flex;
  justify-content: space-between;
  align-items: center;
  margin-bottom: var(--space-12);
}

.mobile-menu__nav {
  display: flex;
  flex-direction: column;
  gap: var(--space-6);
}

.mobile-menu__link {
  font-family: var(--font-display);
  font-size: clamp(2rem, 1.4rem + 3vw, 3rem);
  font-weight: 400;
  color: var(--color-ink);
  display: inline-flex;
  align-items: baseline;
  gap: var(--space-4);
}

.mobile-menu__link .numeral {
  font-size: 0.7em;
}

.mobile-menu__contact {
  margin-top: auto;
  padding-top: var(--space-8);
  border-top: 1px solid var(--color-line);
  display: flex;
  flex-direction: column;
  gap: var(--space-3);
  font-size: var(--fs-sm);
  color: var(--color-muted);
}

.mobile-menu__contact a {
  color: var(--color-ink-soft);
}

@media (max-width: 960px) {
  .header__inner {
    grid-template-columns: auto 1fr auto;
  }
  .nav-primary,
  .header__cta {
    display: none;
  }
  .nav-toggle {
    display: inline-flex;
  }
}

/* ==========================================================================
   Footer
   ========================================================================== */
.footer {
  background: var(--color-ink);
  color: var(--color-bone);
  padding-block: var(--space-24) var(--space-8);
  position: relative;
  overflow: hidden;
}

.footer::before {
  content: "";
  position: absolute;
  top: 0;
  left: 0;
  right: 0;
  height: 1px;
  background: linear-gradient(90deg, transparent, var(--color-aqua) 30%, var(--color-aqua) 70%, transparent);
  opacity: 0.5;
}

.footer__grid {
  display: grid;
  grid-template-columns: 1.4fr 1fr 1fr 1fr;
  gap: var(--space-16) var(--space-12);
  margin-bottom: var(--space-16);
}

.footer__brand {
  display: flex;
  flex-direction: column;
  gap: var(--space-5);
}

.footer__brand-mark {
  width: 80px;
  height: 80px;
  object-fit: contain;
  filter: brightness(0) invert(1);
  opacity: 0.92;
}

.footer__name {
  font-family: var(--font-display);
  font-size: var(--fs-2xl);
  font-weight: 400;
  color: var(--color-ivory);
  letter-spacing: 0.02em;
}

.footer__tag {
  color: var(--color-muted-light);
  max-width: 36ch;
  font-size: var(--fs-sm);
  line-height: 1.6;
}

.footer__title {
  font-family: var(--font-accent);
  font-size: var(--fs-xs);
  letter-spacing: 0.24em;
  text-transform: uppercase;
  color: var(--color-aqua-soft);
  margin-bottom: var(--space-6);
}

.footer__list {
  display: flex;
  flex-direction: column;
  gap: var(--space-3);
  font-size: var(--fs-sm);
}

.footer__list a,
.footer__list span {
  color: var(--color-bone);
  opacity: 0.78;
  transition: opacity var(--dur-fast) var(--ease-out-quart),
              color var(--dur-fast) var(--ease-out-quart);
}

.footer__list a:hover {
  color: var(--color-aqua-soft);
  opacity: 1;
}

.footer__bottom {
  display: flex;
  justify-content: space-between;
  align-items: center;
  flex-wrap: wrap;
  gap: var(--space-4);
  padding-top: var(--space-8);
  border-top: 1px solid rgba(255, 250, 240, 0.08);
  font-size: var(--fs-xs);
  color: var(--color-muted-light);
  letter-spacing: 0.04em;
}

.footer__bottom a {
  color: var(--color-stone);
}

.footer__bottom a:hover {
  color: var(--color-aqua-soft);
}

@media (max-width: 900px) {
  .footer__grid {
    grid-template-columns: 1fr 1fr;
    gap: var(--space-10);
  }
}

@media (max-width: 540px) {
  .footer__grid {
    grid-template-columns: 1fr;
  }
}

/* ─────────────────────────────────────────────
   Language switch (EN | SR)
   ───────────────────────────────────────────── */
.top-bar__right {
  display: inline-flex;
  align-items: center;
  gap: var(--space-4);
}
.lang-switch {
  display: inline-flex;
  align-items: center;
  gap: 4px;
  font-family: var(--font-accent);
}
.lang-switch__btn {
  font: inherit;
  background: none;
  border: 0;
  color: inherit;
  cursor: pointer;
  padding: 2px 6px;
  font-size: var(--fs-xs);
  letter-spacing: 0.18em;
  font-weight: 500;
  opacity: 0.55;
  text-transform: uppercase;
  transition: opacity var(--dur-fast) var(--ease-out-quart), color var(--dur-fast) var(--ease-out-quart);
  border-radius: 999px;
}
.lang-switch__btn:hover { opacity: 1; }
.lang-switch__btn.is-active {
  opacity: 1;
  color: var(--color-aqua-soft);
}
.lang-switch__sep {
  opacity: 0.35;
  pointer-events: none;
}
.mobile-menu__lang {
  margin-top: var(--space-5);
  padding-top: var(--space-4);
  border-top: 1px solid rgba(0, 0, 0, 0.08);
  display: flex;
  justify-content: center;
}
.mobile-menu__lang .lang-switch__btn {
  font-size: var(--fs-sm);
  padding: 8px 14px;
  letter-spacing: 0.22em;
}