/* ===== Single apartment page (FORMA-inspired, SK tokens) ===== */

.apartment-page {
  background: var(--color-bg);
}

.apartment-page .header {
  border-bottom: 1px solid var(--color-border);
  background: rgba(255, 255, 255, 0.97);
  backdrop-filter: blur(16px);
  box-shadow: 0 1px 0 var(--color-border);
  color: var(--color-primary);
}

.apartment-page .header__developer {
  opacity: 0.45;
  color: var(--color-text-grey);
}

.apartment-page .header__divider {
  background: var(--color-border);
}

.apartment-page__main {
  padding-top: calc(var(--header-total) + 24px);
  padding-bottom: 0;
}

/* Breadcrumbs (always visible in content) */
.apartment-breadcrumb {
  margin-bottom: 24px;
}

.apartment-breadcrumb__list {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  gap: 8px;
  list-style: none;
  margin: 0;
  padding: 0;
  font-size: 0.8125rem;
  color: var(--color-text-grey);
}

.apartment-breadcrumb__item {
  display: inline-flex;
  align-items: center;
  gap: 8px;
}

.apartment-breadcrumb__item:not(:last-child)::after {
  content: '/';
  opacity: 0.4;
}

.apartment-breadcrumb__item a {
  color: var(--color-text-grey);
  transition: color var(--transition);
}

.apartment-breadcrumb__item a:hover {
  color: var(--color-accent);
}

.apartment-breadcrumb__item--current {
  color: var(--color-primary);
}

/* ===== Hero: plan + summary ===== */

.apartment-hero {
  display: grid;
  grid-template-columns: 1fr;
  gap: 32px;
  align-items: start;
  margin-bottom: 64px;
}

.apartment-gallery {
  background: var(--color-bg-secondary);
  border: 1px solid var(--color-border);
  border-radius: var(--radius);
  overflow: hidden;
}

.apartment-gallery__frame {
  display: block;
  width: 100%;
  padding: 24px;
  border: none;
  background: transparent;
  cursor: zoom-in;
  transition: background var(--transition);
  line-height: 0;
}

.apartment-gallery__frame:hover {
  background: rgba(201, 169, 110, 0.04);
}

.apartment-gallery__frame:focus-visible {
  outline: 2px solid var(--color-accent);
  outline-offset: -2px;
}

.apartment-gallery__frame img {
  display: block;
  width: 100%;
  height: auto;
  max-width: 100%;
}

.apartment-gallery__frame--empty {
  display: flex;
  align-items: center;
  justify-content: center;
  min-height: 280px;
  line-height: 1.5;
  cursor: default;
  color: var(--color-text-grey);
  font-size: 0.9375rem;
}

.apartment-about__desc {
  margin-top: -12px;
  margin-bottom: 24px;
}

.apartment-similar__more {
  margin-top: 24px;
}

.apartment-actions__reserved {
  display: inline-flex;
  justify-content: center;
  width: 100%;
  pointer-events: none;
}

.apartment-gallery__toolbar {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 12px;
  padding: 12px 16px;
  border-top: 1px solid var(--color-border);
  background: var(--color-bg);
}

.apartment-gallery__hint {
  font-size: 0.8125rem;
  color: var(--color-text-grey);
}

.apartment-gallery__actions {
  display: flex;
  gap: 8px;
}

.apartment-icon-btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  width: 40px;
  height: 40px;
  color: var(--color-primary);
  border: 1px solid var(--color-border);
  border-radius: var(--radius);
  transition: border-color var(--transition), color var(--transition);
}

.apartment-icon-btn:hover {
  border-color: var(--color-accent);
  color: var(--color-accent);
}

.apartment-icon-btn svg {
  width: 18px;
  height: 18px;
}

.apartment-summary {
  display: flex;
  flex-direction: column;
  gap: 20px;
}

.apartment-summary__top {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  gap: 12px;
}

.apartment-badge {
  display: inline-flex;
  align-items: center;
  padding: 6px 12px;
  font-size: 0.6875rem;
  font-weight: 600;
  letter-spacing: 0.06em;
  text-transform: uppercase;
  border-radius: var(--radius-pill);
}

.apartment-badge--available {
  color: #1a5c3a;
  background: rgba(34, 120, 70, 0.1);
}

.apartment-badge--reserved {
  color: var(--color-text-grey);
  background: var(--color-bg-secondary);
}

.apartment-project-link {
  font-size: 0.8125rem;
  font-weight: 500;
  letter-spacing: 0.04em;
  text-transform: uppercase;
  color: var(--color-text-grey);
  transition: color var(--transition);
}

.apartment-project-link:hover {
  color: var(--color-accent);
}

.apartment-title {
  font-family: var(--font-heading);
  font-size: clamp(1.5rem, 3vw, 2rem);
  font-weight: 500;
  line-height: 1.25;
  letter-spacing: -0.02em;
}

.apartment-title__sub {
  display: block;
  margin-top: 8px;
  font-family: var(--font-body);
  font-size: 1rem;
  font-weight: 400;
  color: var(--color-text-grey);
}

.apartment-meta {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 12px;
}

.apartment-meta__item {
  padding: 14px 16px;
  background: var(--color-bg-secondary);
  border: 1px solid var(--color-border);
  border-radius: var(--radius);
}

.apartment-meta__label {
  display: block;
  font-size: 0.6875rem;
  font-weight: 600;
  letter-spacing: 0.08em;
  text-transform: uppercase;
  color: var(--color-text-grey);
  margin-bottom: 4px;
}

.apartment-meta__value {
  font-size: 0.9375rem;
  font-weight: 500;
}

.apartment-tags {
  display: flex;
  flex-wrap: wrap;
  gap: 8px;
}

.apartment-tag {
  padding: 8px 14px;
  font-size: 0.8125rem;
  color: var(--color-primary);
  background: var(--color-bg);
  border: 1px solid var(--color-border);
  border-radius: var(--radius-pill);
}

.apartment-price-block {
  padding-top: 4px;
}

.apartment-price {
  display: flex;
  flex-wrap: wrap;
  align-items: baseline;
  gap: 12px;
}

.apartment-price__current {
  font-family: var(--font-heading);
  font-size: clamp(1.75rem, 4vw, 2.25rem);
  font-weight: 500;
  color: var(--color-primary);
  letter-spacing: -0.02em;
  display: inline-flex;
  align-items: baseline;
  gap: 0.35em;
}

.apartment-price__prefix {
  font-size: 0.55em;
  font-weight: 500;
  text-transform: lowercase;
}

.apartment-price__old {
  font-size: 1.125rem;
  color: var(--color-text-grey);
  text-decoration: line-through;
}

.apartment-price__note {
  margin-top: 8px;
  font-size: 0.8125rem;
  color: var(--color-text-grey);
  line-height: 1.5;
}

.apartment-price__sqm {
  margin-top: 4px;
  font-size: 0.875rem;
  color: var(--color-text-grey);
}

.apartment-actions {
  display: flex;
  flex-direction: column;
  gap: 12px;
}

.apartment-actions .btn {
  width: 100%;
  justify-content: center;
}

.apartment-actions__row {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 12px;
}

/* Lightbox */
.apartment-lightbox {
  position: fixed;
  inset: 0;
  z-index: 1000;
  display: flex;
  align-items: center;
  justify-content: center;
  padding: 24px;
}

.apartment-lightbox[hidden] {
  display: none;
}

.apartment-lightbox__backdrop {
  position: absolute;
  inset: 0;
  border: none;
  background: rgba(26, 26, 26, 0.88);
  cursor: pointer;
}

.apartment-lightbox__dialog {
  position: relative;
  z-index: 1;
  max-width: min(1100px, 100%);
  max-height: calc(100vh - 48px);
  display: flex;
  align-items: center;
  justify-content: center;
}

.apartment-lightbox__img {
  max-width: 100%;
  max-height: calc(100vh - 48px);
  object-fit: contain;
  border-radius: var(--radius);
  background: var(--color-bg);
}

.apartment-lightbox__close {
  position: absolute;
  top: -44px;
  right: 0;
  width: 40px;
  height: 40px;
  border: none;
  border-radius: var(--radius);
  background: rgba(255, 255, 255, 0.12);
  color: #fff;
  font-size: 1.5rem;
  line-height: 1;
  cursor: pointer;
  transition: background var(--transition);
}

.apartment-lightbox__close:hover {
  background: rgba(255, 255, 255, 0.22);
}

.apartment-icon-btn.is-loading {
  pointer-events: none;
  opacity: 0.6;
}

/* ===== Characteristics ===== */

.apartment-section {
  padding: 48px 0;
  border-top: 1px solid var(--color-border);
}

.apartment-section__title {
  font-family: var(--font-heading);
  font-size: 1.5rem;
  margin-bottom: 24px;
}

.apartment-specs {
  display: grid;
  grid-template-columns: 1fr;
  gap: 0;
  border: 1px solid var(--color-border);
  border-radius: var(--radius);
  overflow: hidden;
}

.apartment-specs__row {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 16px;
  padding: 16px 20px;
  border-bottom: 1px solid var(--color-border);
}

.apartment-specs__row:last-child {
  border-bottom: none;
}

.apartment-specs__row:nth-child(even) {
  background: var(--color-bg-secondary);
}

.apartment-specs__label {
  font-size: 0.875rem;
  color: var(--color-text-grey);
}

.apartment-specs__value {
  font-size: 0.9375rem;
  font-weight: 500;
  text-align: right;
}

/* ===== About project tabs ===== */

.apartment-about__tabs {
  display: flex;
  flex-wrap: wrap;
  gap: 8px;
  margin-bottom: 24px;
}

.apartment-about__tab {
  padding: 10px 18px;
  font-size: 0.8125rem;
  font-family: inherit;
  color: var(--color-text-grey);
  background: transparent;
  border: 1px solid var(--color-border);
  border-radius: var(--radius-pill);
  cursor: pointer;
  transition: all var(--transition);
}

.apartment-about__tab:hover,
.apartment-about__tab.is-active {
  color: var(--color-primary);
  border-color: var(--color-primary);
  background: var(--color-bg-secondary);
}

.apartment-about__panel {
  display: none;
  grid-template-columns: 1fr;
  gap: 24px;
  align-items: center;
}

.apartment-about__panel.is-active {
  display: grid;
}

.apartment-about__media {
  aspect-ratio: 16 / 10;
  border-radius: var(--radius);
  overflow: hidden;
  background: var(--color-bg-secondary);
}

.apartment-about__media img {
  width: 100%;
  height: 100%;
  object-fit: cover;
}

.apartment-about__text h3 {
  font-family: var(--font-heading);
  font-size: 1.25rem;
  margin-bottom: 12px;
}

.apartment-about__text p {
  color: var(--color-text-grey);
  line-height: 1.65;
}

/* ===== Similar apartments ===== */

.apartment-similar__grid {
  display: grid;
  grid-template-columns: 1fr;
  gap: 16px;
}

.apartment-similar-card {
  border: 1px solid var(--color-border);
  border-radius: var(--radius);
  transition: border-color var(--transition), box-shadow var(--transition);
}

.apartment-similar-card:hover {
  border-color: rgba(201, 169, 110, 0.45);
  box-shadow: 0 8px 24px rgba(26, 26, 26, 0.06);
}

.apartment-similar-card__link {
  display: grid;
  grid-template-columns: 88px 1fr auto;
  gap: 16px;
  align-items: center;
  padding: 16px;
  color: inherit;
}

.apartment-similar-card__plan {
  width: 88px;
  height: 88px;
  background: var(--color-bg-secondary);
  border: 1px solid var(--color-border);
  overflow: hidden;
}

.apartment-similar-card__plan img {
  width: 100%;
  height: 100%;
  object-fit: cover;
}

.apartment-similar-card__num {
  font-size: 0.6875rem;
  font-weight: 600;
  letter-spacing: 0.08em;
  text-transform: uppercase;
  color: var(--color-text-grey);
  margin-bottom: 4px;
}

.apartment-similar-card__title {
  font-family: var(--font-heading);
  font-size: 1rem;
  margin-bottom: 4px;
}

.apartment-similar-card__meta {
  font-size: 0.8125rem;
  color: var(--color-text-grey);
}

.apartment-similar-card__price {
  font-size: 1rem;
  font-weight: 600;
  color: var(--color-accent);
  white-space: nowrap;
}

.apartment-page .contacts-section {
  border-top: 1px solid var(--color-border);
}

/* ===== Responsive ===== */

@media (min-width: 768px) {
  .apartment-meta {
    grid-template-columns: repeat(3, minmax(0, 1fr));
  }

  .apartment-about__panel.is-active {
    grid-template-columns: 1.1fr 1fr;
  }

  .apartment-similar__grid {
    grid-template-columns: repeat(2, 1fr);
  }
}

@media (min-width: 1024px) {
  .apartment-hero {
    grid-template-columns: 1.15fr 0.85fr;
    gap: 48px;
    margin-bottom: 80px;
  }

  .apartment-summary {
    position: sticky;
    top: calc(var(--header-total) + 24px);
  }

  .apartment-similar__grid {
    grid-template-columns: repeat(3, 1fr);
  }
}

@media (max-width: 767px) {
  .apartment-page__main {
    padding-top: calc(var(--header-total) + 16px);
  }

  .apartment-actions__row {
    grid-template-columns: 1fr;
  }

  .apartment-similar-card__link {
    grid-template-columns: 72px 1fr;
  }

  .apartment-similar-card__price {
    grid-column: 2;
    text-align: left;
    margin-top: 4px;
  }
}

@media (prefers-reduced-motion: reduce) {
  .apartment-similar-card,
  .apartment-icon-btn,
  .apartment-about__tab {
    transition: none;
  }
}