/* =========================================================
   Nexa Inmobiliaria — Proyectos (listado + detalle)
   Extiende styles.css
   ========================================================= */

.projects-page,
.project-detail {
  padding-top: var(--header-h);
}

.btn--ghost-dark {
  background: transparent;
  color: var(--text);
  border-color: var(--border);
}

.btn--ghost-dark:hover:not(.is-disabled) {
  border-color: var(--gold);
  color: var(--gold-dark);
}

.btn.is-disabled,
.btn[aria-disabled="true"] {
  opacity: 0.45;
  cursor: not-allowed;
  pointer-events: none;
}

.btn--block {
  width: 100%;
}

/* ---------- Listing hero ---------- */
.projects-hero {
  position: relative;
  min-height: 72vh;
  display: flex;
  align-items: flex-end;
  padding: 48px 0 72px;
  overflow: hidden;
}

.projects-hero__media {
  position: absolute;
  inset: 0;
  border-radius: 0;
}

.projects-hero__overlay {
  position: absolute;
  inset: 0;
  z-index: 1;
  background:
    linear-gradient(90deg, rgba(8, 13, 18, 0.82) 0%, rgba(8, 13, 18, 0.45) 55%, rgba(8, 13, 18, 0.3) 100%),
    linear-gradient(180deg, rgba(8, 13, 18, 0.2) 0%, rgba(8, 13, 18, 0.55) 100%);
}

.projects-hero__content {
  position: relative;
  z-index: 2;
  width: min(100% - 48px, var(--container));
  margin: 0 auto;
  max-width: 720px;
  margin-left: max(24px, calc((100% - var(--container)) / 2));
}

.projects-hero__eyebrow {
  font-size: 0.78rem;
  font-weight: 700;
  letter-spacing: 0.16em;
  text-transform: uppercase;
  color: var(--gold-light);
  margin-bottom: 16px;
}

.projects-hero__title {
  font-size: clamp(2.1rem, 4.8vw, 3.6rem);
  font-weight: 800;
  line-height: 1.1;
  letter-spacing: -0.025em;
  margin-bottom: 18px;
}

.projects-hero__line {
  display: block;
}

.projects-hero__line--white {
  color: var(--white);
}

.projects-hero__line--gold {
  color: var(--gold);
}

.projects-hero__subtitle {
  color: rgba(255, 255, 255, 0.85);
  font-size: 1.05rem;
  max-width: 480px;
  margin-bottom: 28px;
  line-height: 1.6;
}

.projects-hero__actions {
  display: flex;
  flex-wrap: wrap;
  gap: 12px;
}

/* ---------- How to ---------- */
.projects-howto {
  background: #F7F8FA;
  padding-top: 72px;
  padding-bottom: 72px;
}

.projects-howto__grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 24px;
  list-style: none;
}

.projects-howto__item {
  background: var(--white);
  border-radius: var(--radius-lg);
  padding: 28px 24px;
  border: 1px solid var(--border-soft);
  box-shadow: var(--shadow-sm);
}

.projects-howto__num {
  display: block;
  font-size: 0.8rem;
  font-weight: 800;
  letter-spacing: 0.12em;
  color: var(--gold);
  margin-bottom: 14px;
}

.projects-howto__item h3 {
  font-size: 1.1rem;
  font-weight: 800;
  margin-bottom: 8px;
  letter-spacing: -0.015em;
}

.projects-howto__item p {
  font-size: 0.92rem;
  color: var(--text-muted);
  line-height: 1.55;
}

/* ---------- Filters + grid ---------- */
.projects-filters {
  display: flex;
  flex-wrap: wrap;
  gap: 8px;
  margin-bottom: 28px;
}

.projects-filters__btn {
  padding: 10px 16px;
  border-radius: 999px;
  border: 1px solid var(--border);
  background: var(--white);
  font-size: 0.85rem;
  font-weight: 600;
  color: var(--text-muted);
  transition: background var(--transition), color var(--transition), border-color var(--transition);
}

.projects-filters__btn:hover {
  border-color: var(--gold);
  color: var(--gold-dark);
}

.projects-filters__btn.is-active {
  background: var(--dark);
  border-color: var(--dark);
  color: var(--white);
}

.projects-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 24px;
}

.project-card {
  background: var(--white);
  border-radius: var(--radius-lg);
  overflow: hidden;
  border: 1px solid var(--border-soft);
  box-shadow: var(--shadow-sm);
  display: flex;
  flex-direction: column;
  transition: transform var(--transition), box-shadow var(--transition);
}

.project-card:hover {
  transform: translateY(-4px);
  box-shadow: var(--shadow-md);
}

.project-card__media {
  display: flex;
  aspect-ratio: 16 / 11;
  border-radius: var(--radius-lg) var(--radius-lg) 0 0;
  text-decoration: none;
  color: inherit;
}

.project-card__media .img-placeholder__label {
  font-size: 0.62rem;
  letter-spacing: 0.12em;
  padding: 8px 12px;
}

.project-card__badge {
  position: absolute;
  z-index: 3;
  top: 14px;
  left: 14px;
  padding: 6px 12px;
  border-radius: 6px;
  font-size: 0.68rem;
  font-weight: 700;
  letter-spacing: 0.04em;
  color: var(--white);
  background: rgba(8, 13, 18, 0.78);
}

.project-card__badge.is-planos {
  background: rgba(197, 150, 69, 0.92);
}

.project-card__badge.is-construccion {
  background: rgba(59, 130, 246, 0.9);
}

.project-card__badge.is-entrega {
  background: rgba(34, 160, 107, 0.92);
}

.project-card__badge.is-entregado {
  background: rgba(107, 114, 128, 0.92);
}

.project-card__body {
  padding: 20px 20px 22px;
  display: flex;
  flex-direction: column;
  flex: 1;
}

.project-card__type {
  font-size: 0.75rem;
  font-weight: 600;
  color: var(--gold-dark);
  letter-spacing: 0.04em;
  text-transform: uppercase;
  margin-bottom: 6px;
}

.project-card__title {
  font-size: 1.15rem;
  font-weight: 800;
  letter-spacing: -0.015em;
  margin-bottom: 8px;
}

.project-card__title a {
  color: inherit;
}

.project-card__title a:hover {
  color: var(--gold-dark);
}

.project-card__location {
  display: flex;
  align-items: flex-start;
  gap: 6px;
  font-size: 0.86rem;
  color: var(--text-muted);
  margin-bottom: 14px;
}

.project-card__location svg {
  width: 15px;
  height: 15px;
  color: var(--gold);
  flex-shrink: 0;
  margin-top: 2px;
}

.project-card__meta {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 10px;
  padding: 14px 0;
  border-top: 1px solid var(--border-soft);
  border-bottom: 1px solid var(--border-soft);
  margin-bottom: 14px;
}

.project-card__meta span {
  display: block;
  font-size: 0.7rem;
  color: var(--text-muted);
}

.project-card__meta strong {
  font-size: 0.9rem;
  font-weight: 700;
}

.project-card__price {
  font-size: 1.1rem;
  font-weight: 800;
  margin-bottom: 8px;
  margin-top: auto;
}

.project-card__progress {
  margin-bottom: 16px;
}

.project-card__progress-label {
  display: flex;
  justify-content: space-between;
  font-size: 0.75rem;
  color: var(--text-muted);
  margin-bottom: 6px;
}

.project-card__bar {
  height: 6px;
  border-radius: 999px;
  background: var(--border-soft);
  overflow: hidden;
}

.project-card__bar > span {
  display: block;
  height: 100%;
  background: linear-gradient(90deg, var(--gold), var(--gold-light));
  border-radius: inherit;
}

.project-card__actions {
  display: flex;
  gap: 10px;
}

/* ---------- Detail back ---------- */
.project-detail__back-wrap {
  padding-top: 20px;
}

.project-back {
  display: inline-flex;
  align-items: center;
  gap: 4px;
  font-size: 0.88rem;
  font-weight: 500;
  color: var(--text-muted);
  transition: color var(--transition);
}

.project-back svg {
  width: 18px;
  height: 18px;
}

.project-back:hover {
  color: var(--gold);
}

/* ---------- Project hero ---------- */
.project-hero {
  padding-top: 16px;
  padding-bottom: 48px;
}

.project-hero__grid {
  display: grid;
  grid-template-columns: minmax(0, 1.55fr) minmax(300px, 0.9fr);
  gap: 28px;
  align-items: start;
}

.project-hero__media {
  aspect-ratio: 16 / 11;
  border-radius: var(--radius-lg);
  min-height: 340px;
}

.project-hero__summary {
  background: var(--white);
  border: 1px solid var(--border-soft);
  border-radius: var(--radius-lg);
  box-shadow: var(--shadow-sm);
  padding: 28px 26px;
  position: sticky;
  top: calc(var(--header-h) + 16px);
}

.project-status {
  display: inline-block;
  padding: 6px 12px;
  border-radius: 999px;
  font-size: 0.7rem;
  font-weight: 800;
  letter-spacing: 0.06em;
  background: var(--beige);
  color: var(--gold-dark);
  margin-bottom: 14px;
}

.project-hero__title {
  font-size: clamp(1.5rem, 2.4vw, 1.9rem);
  font-weight: 800;
  letter-spacing: -0.025em;
  margin-bottom: 10px;
}

.project-hero__lead {
  font-size: 1.05rem;
  font-weight: 600;
  color: var(--text);
  margin-bottom: 6px;
}

.project-hero__sub {
  font-size: 0.92rem;
  color: var(--text-muted);
  margin-bottom: 16px;
  line-height: 1.5;
}

.project-hero__location {
  display: flex;
  align-items: flex-start;
  gap: 6px;
  font-size: 0.9rem;
  color: var(--text-muted);
  margin-bottom: 20px;
}

.project-hero__location svg {
  width: 16px;
  height: 16px;
  color: var(--gold);
  flex-shrink: 0;
  margin-top: 2px;
}

.project-hero__specs {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 12px;
  padding: 16px 0;
  border-top: 1px solid var(--border-soft);
  border-bottom: 1px solid var(--border-soft);
  margin-bottom: 20px;
}

.project-hero__specs span {
  display: block;
  font-size: 0.72rem;
  color: var(--text-muted);
  margin-bottom: 2px;
}

.project-hero__specs strong {
  font-size: 0.95rem;
  font-weight: 700;
}

.project-hero__actions {
  display: flex;
  flex-direction: column;
  gap: 10px;
}

/* ---------- Compare slider ---------- */
.project-compare {
  background: #F5F6F8;
  padding-top: 64px;
  padding-bottom: 64px;
}

.compare-slider {
  position: relative;
  aspect-ratio: 16 / 9;
  border-radius: var(--radius-xl);
  overflow: hidden;
  box-shadow: var(--shadow-md);
  user-select: none;
  touch-action: none;
  min-height: 280px;
}

.compare-slider__after,
.compare-slider__before {
  position: absolute;
  inset: 0;
  border-radius: 0;
}

.compare-slider__before {
  width: 50%;
  overflow: hidden;
  border-right: 2px solid rgba(255, 255, 255, 0.85);
}

.compare-slider__tag {
  position: absolute;
  z-index: 3;
  top: 16px;
  padding: 8px 14px;
  border-radius: 999px;
  font-size: 0.75rem;
  font-weight: 700;
  background: rgba(8, 13, 18, 0.72);
  color: var(--white);
  letter-spacing: 0.02em;
}

.compare-slider__tag--before {
  left: 16px;
}

.compare-slider__tag--after {
  right: 16px;
}

.compare-slider__handle {
  position: absolute;
  top: 0;
  bottom: 0;
  left: 50%;
  width: 44px;
  transform: translateX(-50%);
  z-index: 5;
  cursor: ew-resize;
  display: flex;
  align-items: center;
  justify-content: center;
}

.compare-slider__knob {
  width: 44px;
  height: 44px;
  border-radius: 50%;
  background: var(--white);
  color: var(--dark);
  box-shadow: var(--shadow-md);
  display: flex;
  align-items: center;
  justify-content: center;
}

.compare-slider__knob svg {
  width: 20px;
  height: 20px;
}

/* ---------- Amenities ---------- */
.amenities-grid {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 16px;
}

.amenity-card {
  border-radius: var(--radius-md);
  overflow: hidden;
  border: 1px solid var(--border-soft);
  background: var(--white);
  transition: transform var(--transition), box-shadow var(--transition);
}

.amenity-card:hover {
  transform: translateY(-3px);
  box-shadow: var(--shadow-sm);
}

.amenity-card__media {
  aspect-ratio: 4 / 3;
  border-radius: 0;
}

.amenity-card__media .img-placeholder__label {
  font-size: 0.55rem;
  letter-spacing: 0.1em;
  padding: 6px 10px;
}

.amenity-card__label {
  padding: 12px 14px;
  font-size: 0.9rem;
  font-weight: 700;
}

/* ---------- Units / building ---------- */
.project-units {
  background: #F7F8FA;
  padding-top: 64px;
  padding-bottom: 72px;
}

.units-legend {
  display: flex;
  flex-wrap: wrap;
  gap: 14px 18px;
  font-size: 0.85rem;
  color: var(--text-muted);
  font-weight: 500;
}

.units-legend li {
  display: inline-flex;
  align-items: center;
  gap: 8px;
}

.units-dot {
  width: 10px;
  height: 10px;
  border-radius: 50%;
}

.units-dot.is-available {
  background: #22A06B;
}

.units-dot.is-reserved {
  background: #E5A100;
}

.units-dot.is-sold {
  background: #D64545;
}

.units-layout {
  display: grid;
  grid-template-columns: minmax(0, 1.2fr) minmax(280px, 0.85fr);
  gap: 24px;
  align-items: start;
}

.building-board {
  background: var(--white);
  border-radius: var(--radius-lg);
  border: 1px solid var(--border-soft);
  padding: 20px;
  box-shadow: var(--shadow-sm);
}

.building-floor {
  display: grid;
  grid-template-columns: 64px 1fr;
  gap: 12px;
  align-items: center;
  margin-bottom: 12px;
}

.building-floor:last-child {
  margin-bottom: 0;
}

.building-floor__label {
  font-size: 0.78rem;
  font-weight: 700;
  color: var(--text-muted);
  text-align: center;
}

.building-floor__units {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 8px;
}

.unit-cell {
  border-radius: var(--radius-sm);
  border: 1.5px solid var(--border);
  background: var(--white);
  padding: 12px 8px;
  text-align: center;
  cursor: pointer;
  transition: border-color var(--transition), transform var(--transition), box-shadow var(--transition);
  min-height: 72px;
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  gap: 4px;
}

.unit-cell:hover {
  transform: translateY(-1px);
  box-shadow: var(--shadow-sm);
}

.unit-cell.is-selected {
  border-color: var(--gold);
  box-shadow: 0 0 0 3px rgba(197, 150, 69, 0.18);
}

.unit-cell.is-available {
  border-color: rgba(34, 160, 107, 0.45);
  background: rgba(34, 160, 107, 0.06);
}

.unit-cell.is-reserved {
  border-color: rgba(229, 161, 0, 0.5);
  background: rgba(229, 161, 0, 0.08);
}

.unit-cell.is-sold {
  border-color: rgba(214, 69, 69, 0.4);
  background: rgba(214, 69, 69, 0.06);
  opacity: 0.92;
}

.unit-cell__num {
  font-size: 0.92rem;
  font-weight: 800;
  letter-spacing: -0.01em;
}

.unit-cell__status {
  font-size: 0.65rem;
  font-weight: 700;
  letter-spacing: 0.04em;
  text-transform: uppercase;
}

.unit-cell.is-available .unit-cell__status {
  color: #1B7A52;
}

.unit-cell.is-reserved .unit-cell__status {
  color: #A87300;
}

.unit-cell.is-sold .unit-cell__status {
  color: #B33A3A;
}

/* Unit panel */
.unit-panel {
  background: var(--white);
  border-radius: var(--radius-lg);
  border: 1px solid var(--border-soft);
  box-shadow: var(--shadow-sm);
  padding: 20px;
  position: sticky;
  top: calc(var(--header-h) + 16px);
}

.unit-panel[hidden] {
  display: none;
}

.unit-panel__head {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 12px;
  margin-bottom: 14px;
}

.unit-panel__title {
  font-size: 1.15rem;
  font-weight: 800;
  letter-spacing: -0.015em;
}

.unit-panel__close {
  width: 36px;
  height: 36px;
  border-radius: 50%;
  display: inline-flex;
  align-items: center;
  justify-content: center;
  color: var(--text-muted);
  background: var(--border-soft);
}

.unit-panel__close svg {
  width: 16px;
  height: 16px;
}

.unit-panel__media {
  aspect-ratio: 16 / 10;
  border-radius: var(--radius-md);
  margin-bottom: 14px;
  min-height: 140px;
}

.unit-panel__media .img-placeholder__label {
  font-size: 0.55rem;
}

.unit-panel__status {
  display: inline-block;
  padding: 5px 10px;
  border-radius: 999px;
  font-size: 0.72rem;
  font-weight: 700;
  margin-bottom: 14px;
  background: var(--beige);
  color: var(--gold-dark);
}

.unit-panel__status.is-available {
  background: rgba(34, 160, 107, 0.12);
  color: #1B7A52;
}

.unit-panel__status.is-reserved {
  background: rgba(229, 161, 0, 0.14);
  color: #A87300;
}

.unit-panel__status.is-sold {
  background: rgba(214, 69, 69, 0.12);
  color: #B33A3A;
}

.unit-panel__specs {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 10px;
  margin-bottom: 14px;
}

.unit-panel__specs li {
  font-size: 0.85rem;
  color: var(--text-muted);
}

.unit-panel__specs strong {
  display: block;
  color: var(--text);
  font-weight: 700;
  margin-top: 2px;
}

.unit-panel__price {
  font-size: 1.2rem;
  font-weight: 800;
  margin-bottom: 14px;
}

.unit-panel__viewer {
  aspect-ratio: 16 / 9;
  border-radius: var(--radius-md);
  margin-bottom: 14px;
  min-height: 120px;
}

.unit-panel__viewer .img-placeholder__label {
  font-size: 0.55rem;
  letter-spacing: 0.12em;
}

.unit-panel__actions {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 8px;
}

.unit-panel__actions .btn:last-child {
  grid-column: 1 / -1;
}

/* ---------- About ---------- */
.project-about__grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 36px;
  align-items: center;
}

.project-about__text {
  margin-top: 14px;
  color: var(--text-muted);
  line-height: 1.7;
  font-size: 1rem;
}

.project-about__viewer {
  aspect-ratio: 16 / 11;
  border-radius: var(--radius-lg);
  min-height: 260px;
}

/* ---------- Project CTA ---------- */
.project-cta {
  background: var(--dark);
  border-radius: var(--radius-xl);
  padding: 48px 40px;
  text-align: center;
}

.project-cta__title {
  font-size: clamp(1.25rem, 2.4vw, 1.7rem);
  font-weight: 800;
  color: var(--white);
  letter-spacing: -0.02em;
  max-width: 640px;
  margin: 0 auto 12px;
}

.project-cta__text {
  color: rgba(255, 255, 255, 0.6);
  max-width: 560px;
  margin: 0 auto 28px;
  line-height: 1.6;
  font-size: 0.95rem;
}

.project-cta__actions {
  display: flex;
  flex-wrap: wrap;
  justify-content: center;
  gap: 12px;
}

.project-cta .btn--outline {
  background: transparent;
  color: var(--white);
  border-color: rgba(255, 255, 255, 0.35);
}

.project-cta .btn--outline:hover {
  border-color: var(--white);
  color: var(--white);
  background: rgba(255, 255, 255, 0.06);
}

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

@media (max-width: 1100px) {
  .projects-grid,
  .amenities-grid {
    grid-template-columns: repeat(2, 1fr);
  }

  .project-hero__grid,
  .units-layout,
  .project-about__grid {
    grid-template-columns: 1fr;
  }

  .project-hero__summary,
  .unit-panel {
    position: static;
  }

  .projects-howto__grid {
    grid-template-columns: 1fr;
  }
}

@media (max-width: 768px) {
  .projects-hero {
    min-height: 64vh;
    padding: 36px 0 56px;
  }

  .projects-hero__content {
    width: min(100% - 32px, var(--container));
    margin-left: 16px;
  }

  .projects-hero__actions {
    flex-direction: column;
    align-items: stretch;
  }

  .projects-grid,
  .amenities-grid {
    grid-template-columns: 1fr;
  }

  .building-floor {
    grid-template-columns: 1fr;
    gap: 8px;
  }

  .building-floor__label {
    text-align: left;
  }

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

  .section-header--row {
    flex-direction: column;
    align-items: flex-start;
  }

  .project-cta {
    padding: 36px 22px;
  }

  .unit-panel__actions {
    grid-template-columns: 1fr;
  }
}

@media (max-width: 480px) {
  .compare-slider__tag {
    font-size: 0.68rem;
    padding: 6px 10px;
  }

  .project-card__meta {
    grid-template-columns: 1fr;
  }
}