/* ===== RESIDENCY PAGE ===== */
.residency-page {
  padding-top: calc(var(--nav-height) + 2rem);
  min-height: 100vh;
}

.residency-layout {
  display: grid;
  grid-template-columns: 280px 1fr;
  gap: 2rem;
  align-items: start;
}

/* ===== SIDEBAR FILTERS ===== */
.filters-sidebar {
  background: var(--bg-card);
  border-radius: var(--radius);
  box-shadow: var(--shadow-sm);
  padding: 1.5rem;
  position: sticky;
  top: calc(var(--nav-height) + 1rem);
}

.filters-header {
  display: flex;
  align-items: center;
  justify-content: space-between;
  margin-bottom: 1.5rem;
}

.filters-header h3 {
  font-size: 1.1rem;
}

.filters-clear {
  font-size: 0.8rem;
  color: var(--primary);
  font-weight: 600;
  cursor: pointer;
  background: none;
  border: none;
  transition: color var(--transition);
}

.filters-clear:hover {
  color: var(--primary-dark);
}

.filter-group {
  margin-bottom: 1.5rem;
  padding-bottom: 1.5rem;
  border-bottom: 1px solid var(--border);
}

.filter-group:last-child {
  margin-bottom: 0;
  padding-bottom: 0;
  border-bottom: none;
}

.filter-group label.filter-label {
  display: block;
  font-size: 0.8rem;
  font-weight: 600;
  text-transform: uppercase;
  letter-spacing: 0.5px;
  color: var(--text-muted);
  margin-bottom: 0.75rem;
}

/* Radio / Checkbox Group */
.filter-options {
  display: flex;
  flex-wrap: wrap;
  gap: 0.5rem;
}

.filter-option {
  position: relative;
}

.filter-option input {
  position: absolute;
  opacity: 0;
  width: 0;
  height: 0;
}

.filter-option span {
  display: inline-flex;
  align-items: center;
  gap: 0.3rem;
  padding: 0.4rem 0.8rem;
  border: 1.5px solid var(--border);
  border-radius: var(--radius-pill);
  font-size: 0.8rem;
  font-weight: 500;
  cursor: pointer;
  transition: all var(--transition);
  color: var(--text-muted);
  user-select: none;
}

.filter-option span:hover {
  border-color: var(--primary);
  color: var(--primary);
}

.filter-option input:checked + span {
  background: var(--primary);
  border-color: var(--primary);
  color: #fff;
}

/* Select dropdown */
.filter-select {
  width: 100%;
  padding: 0.6rem 0.75rem;
  border: 1.5px solid var(--border);
  border-radius: var(--radius-sm);
  font-size: 0.9rem;
  color: var(--text);
  background: var(--bg-card);
  cursor: pointer;
  transition: border-color var(--transition);
  -webkit-appearance: none;
  appearance: none;
  background-image: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' width='12' height='12' viewBox='0 0 24 24' fill='none' stroke='%2364748B' stroke-width='2'%3E%3Cpolyline points='6 9 12 15 18 9'%3E%3C/polyline%3E%3C/svg%3E");
  background-repeat: no-repeat;
  background-position: right 0.75rem center;
}

.filter-select:focus {
  border-color: var(--primary);
}

/* Price Range */
.price-range-inputs {
  display: flex;
  gap: 0.5rem;
  align-items: center;
}

.price-range-inputs input {
  width: 100%;
  padding: 0.5rem 0.6rem;
  border: 1.5px solid var(--border);
  border-radius: var(--radius-sm);
  font-size: 0.85rem;
  color: var(--text);
  transition: border-color var(--transition);
}

.price-range-inputs input:focus {
  border-color: var(--primary);
}

.price-range-inputs span {
  color: var(--text-muted);
  font-size: 0.85rem;
  flex-shrink: 0;
}

/* ===== MAIN CONTENT ===== */
.residency-main {
  min-width: 0;
}

.residency-toolbar {
  display: flex;
  align-items: center;
  justify-content: space-between;
  margin-bottom: 1.5rem;
  flex-wrap: wrap;
  gap: 1rem;
}

.result-count {
  font-size: 0.95rem;
  color: var(--text-muted);
}

.result-count strong {
  color: var(--text);
}

.sort-select {
  padding: 0.5rem 2rem 0.5rem 0.75rem;
  border: 1.5px solid var(--border);
  border-radius: var(--radius-sm);
  font-size: 0.85rem;
  color: var(--text);
  background: var(--bg-card);
  cursor: pointer;
  -webkit-appearance: none;
  appearance: none;
  background-image: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' width='12' height='12' viewBox='0 0 24 24' fill='none' stroke='%2364748B' stroke-width='2'%3E%3Cpolyline points='6 9 12 15 18 9'%3E%3C/polyline%3E%3C/svg%3E");
  background-repeat: no-repeat;
  background-position: right 0.75rem center;
}

.residency-grid {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: 1.25rem;
}

/* Empty State */
.empty-state {
  grid-column: 1 / -1;
  text-align: center;
  padding: 4rem 2rem;
}

.empty-state svg {
  width: 80px;
  height: 80px;
  color: var(--border);
  margin-bottom: 1.5rem;
}

.empty-state h3 {
  margin-bottom: 0.5rem;
  color: var(--text-muted);
}

.empty-state p {
  color: var(--text-muted);
  font-size: 0.9rem;
}

/* ===== MOBILE FILTER DRAWER ===== */
.filter-toggle-btn {
  display: none;
  position: fixed;
  bottom: 1.5rem;
  left: 50%;
  transform: translateX(-50%);
  z-index: 990;
  padding: 0.75rem 1.5rem;
  background: var(--secondary);
  color: #fff;
  border-radius: var(--radius-pill);
  font-weight: 600;
  font-size: 0.9rem;
  box-shadow: var(--shadow-lg);
  gap: 0.5rem;
}

.filter-toggle-btn svg {
  width: 18px;
  height: 18px;
}

.filter-overlay {
  display: none;
  position: fixed;
  inset: 0;
  background: rgba(0,0,0,0.4);
  z-index: 991;
  opacity: 0;
  transition: opacity var(--transition);
}

.filter-overlay.visible {
  opacity: 1;
}

/* ===== RESPONSIVE ===== */
@media (max-width: 1024px) {
  .residency-grid {
    grid-template-columns: repeat(2, 1fr);
  }
}

@media (max-width: 768px) {
  .residency-layout {
    grid-template-columns: 1fr;
  }

  .filters-sidebar {
    position: fixed;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    z-index: 992;
    border-radius: 0;
    overflow-y: auto;
    transform: translateY(100%);
    transition: transform 0.35s ease;
    padding-top: 1.5rem;
    padding-bottom: 5rem;
  }

  .filters-sidebar.open {
    transform: translateY(0);
  }

  .filter-toggle-btn {
    display: inline-flex;
  }

  .filter-overlay {
    display: block;
    pointer-events: none;
  }

  .filter-overlay.visible {
    pointer-events: auto;
  }

  .residency-grid {
    grid-template-columns: 1fr;
  }

  .filter-close-btn {
    display: flex;
    align-items: center;
    justify-content: center;
    gap: 0.5rem;
    width: 100%;
    padding: 0.75rem;
    background: var(--primary);
    color: #fff;
    border: none;
    border-radius: var(--radius-sm);
    font-weight: 600;
    font-size: 0.95rem;
    margin-top: 1rem;
    cursor: pointer;
  }
}

@media (min-width: 769px) {
  .filter-close-btn {
    display: none;
  }
}