/* ==========================================================================
   HOMEPAGE & FEATURED COMPONENT STYLES
   ========================================================================== */

/* 1. HERO SECTION */
.hero-section {
  position: relative;
  height: 100vh;
  min-height: 700px;
  width: 100%;
  display: flex;
  align-items: center;
  justify-content: center;
  overflow: hidden;
}

.hero-bg-wrapper {
  position: absolute;
  inset: 0;
  z-index: 0;
}

.hero-bg-img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  filter: brightness(0.85);
}

.hero-overlay {
  position: absolute;
  inset: 0;
  background: linear-gradient(to top, rgba(0,0,0,0.85) 0%, rgba(0,0,0,0.3) 50%, rgba(0,0,0,0.4) 100%);
}

.hero-content {
  position: relative;
  z-index: 10;
  text-align: center;
  color: #FFFFFF;
  max-width: 900px;
  padding-top: 4rem;
}

.hero-badge {
  display: inline-flex;
  align-items: center;
  gap: 0.5rem;
  padding: 0.375rem 1rem;
  border-radius: 9999px;
  background: rgba(255, 255, 255, 0.12);
  backdrop-filter: blur(10px);
  border: 1px solid rgba(255, 255, 255, 0.2);
  font-size: 0.75rem;
  text-transform: uppercase;
  letter-spacing: 0.2em;
  margin-bottom: 1.5rem;
}

.hero-badge-dot {
  width: 8px;
  height: 8px;
  border-radius: 50%;
  background-color: var(--accent-gold);
  animation: pulse 2s infinite;
}

.hero-title {
  font-size: clamp(3rem, 6vw, 5.5rem);
  font-weight: 400;
  line-height: 1.05;
  color: #FFFFFF;
  margin-bottom: 1.25rem;
}

.hero-subtitle {
  font-size: clamp(1.125rem, 2vw, 1.35rem);
  font-weight: 300;
  color: rgba(255, 255, 255, 0.9);
  max-width: 650px;
  margin: 0 auto 2.5rem auto;
}

.hero-actions {
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 1rem;
  flex-wrap: wrap;
}

.hero-scroll-cue {
  position: absolute;
  bottom: 2rem;
  left: 50%;
  transform: translateX(-50%);
  z-index: 10;
  display: flex;
  flex-direction: column;
  align-items: center;
  color: rgba(255, 255, 255, 0.7);
  font-size: 0.75rem;
  text-transform: uppercase;
  letter-spacing: 0.2em;
}

/* 2. STATS STRIP */
.stats-strip {
  background-color: var(--surface-bg);
  border-top: 1px solid var(--border-light);
  border-bottom: 1px solid var(--border-light);
  padding: 3rem 0;
}

.stats-grid {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 2rem;
  text-align: center;
}

.stat-number {
  font-family: var(--font-serif);
  font-size: clamp(2rem, 3.5vw, 3rem);
  font-weight: 700;
  color: var(--text-primary);
  line-height: 1;
}

.stat-number.green { color: var(--accent-green); }
.stat-number.gold { color: var(--accent-gold); }

.stat-label {
  font-size: 0.75rem;
  text-transform: uppercase;
  letter-spacing: 0.15em;
  color: var(--text-muted);
  margin-top: 0.5rem;
  display: block;
}

/* 3. INTERACTIVE MASTER PLAN */
.master-plan-container {
  display: grid;
  grid-template-columns: 2fr 1fr;
  gap: 2rem;
  align-items: start;
}

.master-plan-canvas-card {
  background-color: var(--surface-bg);
  border-radius: var(--radius-card);
  padding: 2rem;
  border: 1px solid var(--border-light);
  position: relative;
}

.master-plan-sidebar {
  background-color: #FFFFFF;
  border-radius: var(--radius-card);
  padding: 2rem;
  border: 1px solid var(--border-light);
  box-shadow: 0 4px 20px rgba(0, 0, 0, 0.04);
}

/* 4. FLOOR PLAN CONFIGURATOR */
.floor-plan-card {
  background-color: var(--surface-bg);
  border-radius: var(--radius-card);
  padding: 3rem;
  border: 1px solid var(--border-light);
  display: grid;
  grid-template-columns: 7fr 5fr;
  gap: 3rem;
  align-items: center;
}

.plan-tabs {
  display: flex;
  justify-content: center;
  gap: 0.75rem;
  margin-bottom: 3rem;
  flex-wrap: wrap;
}

.plan-tab-btn {
  padding: 0.75rem 1.5rem;
  border-radius: var(--radius-btn);
  font-size: 0.75rem;
  text-transform: uppercase;
  letter-spacing: 0.15em;
  font-weight: 500;
  border: 1px solid var(--border-light);
  background-color: #FFFFFF;
  color: var(--text-muted);
  transition: var(--transition-smooth);
}

.plan-tab-btn.active {
  background-color: var(--text-primary);
  color: #FFFFFF;
  border-color: var(--text-primary);
}

/* 5. MASONRY GALLERY */
.gallery-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 1.5rem;
}

.gallery-item {
  position: relative;
  aspect-ratio: 4/3;
  border-radius: var(--radius-btn);
  overflow: hidden;
  border: 1px solid var(--border-light);
  cursor: pointer;
}

.gallery-item-img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  transition: transform 500ms ease;
}

.gallery-item:hover .gallery-item-img {
  transform: scale(1.05);
}

.gallery-item-overlay {
  position: absolute;
  inset: 0;
  background: rgba(0, 0, 0, 0.5);
  opacity: 0;
  transition: opacity 300ms ease;
  display: flex;
  flex-direction: column;
  justify-content: flex-end;
  padding: 1.5rem;
  color: #FFFFFF;
}

.gallery-item:hover .gallery-item-overlay {
  opacity: 1;
}

/* Lightbox Modal */
.lightbox-modal {
  position: fixed;
  inset: 0;
  z-index: 400;
  background: rgba(0, 0, 0, 0.95);
  display: flex;
  flex-direction: column;
  justify-content: space-between;
  padding: 2rem;
  opacity: 0;
  visibility: hidden;
  transition: opacity 300ms ease, visibility 300ms ease;
}

.lightbox-modal.active {
  opacity: 1;
  visibility: visible;
}

.lightbox-img-wrapper {
  position: relative;
  width: 100%;
  max-width: 1000px;
  height: 70vh;
  margin: 0 auto;
  display: flex;
  align-items: center;
  justify-content: center;
}

.lightbox-img {
  max-width: 100%;
  max-height: 100%;
  object-fit: contain;
}

/* 6. FAQ ACCORDION */
.accordion-item {
  border: 1px solid var(--border-light);
  border-radius: var(--radius-btn);
  margin-bottom: 1rem;
  overflow: hidden;
}

.accordion-header {
  width: 100%;
  padding: 1.25rem 1.5rem;
  background-color: #FFFFFF;
  text-align: left;
  display: flex;
  align-items: center;
  justify-content: space-between;
  font-family: var(--font-serif);
  font-size: 1.25rem;
  color: var(--text-primary);
}

.accordion-header:hover {
  background-color: var(--surface-bg);
}

.accordion-content {
  padding: 0 1.5rem 1.25rem 1.5rem;
  font-size: 0.9375rem;
  color: var(--text-muted);
  display: none;
  border-top: 1px solid var(--border-light);
  padding-top: 1rem;
}

.accordion-item.active .accordion-content {
  display: block;
}

.accordion-icon {
  transition: transform 300ms ease;
}

.accordion-item.active .accordion-icon {
  transform: rotate(180deg);
}

/* 7. INTERACTIVE FLAT CONFIGURATOR SECTION */
.flat-configurator-card {
  background-color: #FFFFFF;
  border-radius: var(--radius-card);
  border: 1px solid var(--border-light);
  box-shadow: 0 10px 40px rgba(0, 0, 0, 0.05);
  overflow: hidden;
}

.configurator-filters {
  background-color: var(--surface-bg);
  border-bottom: 1px solid var(--border-light);
  padding: 1.5rem 2rem;
  display: flex;
  flex-direction: column;
  gap: 1rem;
}

.filter-row {
  display: flex;
  align-items: center;
  gap: 0.75rem;
  flex-wrap: wrap;
}

.filter-label {
  font-size: 0.75rem;
  text-transform: uppercase;
  letter-spacing: 0.15em;
  font-weight: 700;
  color: var(--text-primary);
  min-width: 80px;
}

.filter-pills {
  display: flex;
  gap: 0.5rem;
  flex-wrap: wrap;
}

.filter-pill-btn {
  padding: 0.45rem 1rem;
  border-radius: 50px;
  font-size: 0.75rem;
  font-weight: 600;
  border: 1px solid var(--border-light);
  background-color: #FFFFFF;
  color: var(--text-muted);
  cursor: pointer;
  transition: var(--transition-smooth);
}

.filter-pill-btn:hover {
  border-color: var(--accent-green);
  color: var(--text-primary);
}

.filter-pill-btn.active {
  background-color: var(--accent-green);
  color: #FFFFFF;
  border-color: var(--accent-green);
  box-shadow: 0 4px 12px rgba(27, 59, 43, 0.2);
}

.unit-selector-strip {
  padding: 1rem 2rem;
  background-color: #FAFCFA;
  border-bottom: 1px solid var(--border-light);
  overflow-x: auto;
  white-space: nowrap;
  width: 100%;
  max-width: 100%;
  box-sizing: border-box;
}

.unit-selector-list {
  display: flex;
  gap: 0.875rem;
  width: max-content;
}

.unit-chip-btn {
  display: inline-flex;
  flex-direction: column;
  align-items: flex-start;
  text-align: left;
  padding: 0.75rem 1.25rem;
  border-radius: var(--radius-btn);
  border: 1px solid var(--border-light);
  background-color: #FFFFFF;
  cursor: pointer;
  min-width: 220px;
  flex-shrink: 0;
  transition: var(--transition-smooth);
}

.unit-chip-btn:hover {
  border-color: var(--accent-gold);
  transform: translateY(-2px);
  box-shadow: 0 4px 15px rgba(0,0,0,0.06);
}

.unit-chip-btn.active {
  border-color: var(--accent-green);
  background: linear-gradient(135deg, #FFFFFF 0%, #F3F8F5 100%);
  box-shadow: 0 4px 15px rgba(27, 59, 43, 0.12);
  border-left: 4px solid var(--accent-green);
}

.chip-header {
  width: 100%;
  display: flex;
  justify-content: space-between;
  align-items: center;
  margin-bottom: 0.25rem;
}

.chip-bhk {
  font-size: 0.75rem;
  font-weight: 700;
  color: var(--accent-green);
  text-transform: uppercase;
}

.chip-super {
  font-size: 0.75rem;
  font-weight: 600;
  color: var(--accent-gold);
}

.chip-title {
  font-family: var(--font-serif);
  font-size: 1rem;
  font-weight: 700;
  color: var(--text-primary);
  white-space: normal;
}

.chip-sub {
  font-size: 0.6875rem;
  color: var(--text-muted);
  margin-top: 0.2rem;
}

.inspector-grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 2.5rem;
  padding: 2.5rem;
  align-items: start;
}

.plan-visual-pane {
  background-color: #FAFAFA;
  border-radius: var(--radius-btn);
  border: 1px solid var(--border-light);
  padding: 1.5rem;
  display: flex;
  flex-direction: column;
  align-items: center;
  text-align: center;
  position: relative;
}

.plan-visual-pane img {
  max-width: 100%;
  max-height: 520px;
  object-fit: contain;
  border-radius: var(--radius-btn);
  background-color: #FFFFFF;
  box-shadow: 0 4px 20px rgba(0, 0, 0, 0.05);
  transition: transform 300ms ease;
}

.plan-visual-pane:hover img {
  transform: scale(1.02);
}

.plan-visual-footer {
  width: 100%;
  margin-top: 1.25rem;
  display: flex;
  justify-content: space-between;
  align-items: center;
  font-size: 0.75rem;
  color: var(--text-muted);
}

.specs-stat-grid {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 0.75rem;
  margin: 1.5rem 0;
  text-align: center;
}

.spec-stat-box {
  background-color: var(--surface-bg);
  border: 1px solid var(--border-light);
  border-radius: var(--radius-btn);
  padding: 0.875rem 0.5rem;
}

.spec-stat-label {
  font-size: 0.6875rem;
  text-transform: uppercase;
  color: var(--text-muted);
  display: block;
  letter-spacing: 0.05em;
  margin-bottom: 0.25rem;
}

.spec-stat-val {
  font-size: 1.125rem;
  font-weight: 700;
  color: var(--text-primary);
  font-family: var(--font-serif);
}

.spec-stat-box.highlight .spec-stat-val {
  color: var(--accent-green);
}

.composition-table-wrap {
  border: 1px solid var(--border-light);
  border-radius: var(--radius-btn);
  overflow: hidden;
  margin-bottom: 1.5rem;
  max-height: 280px;
  overflow-y: auto;
}

.composition-table {
  width: 100%;
  border-collapse: collapse;
  font-size: 0.875rem;
}

.composition-table th {
  background-color: var(--surface-bg);
  padding: 0.6rem 0.75rem;
  text-align: left;
  font-size: 0.75rem;
  text-transform: uppercase;
  letter-spacing: 0.1em;
  border-bottom: 1px solid var(--border-light);
  color: var(--text-muted);
}

.cfg-action-buttons {
  display: flex;
  gap: 1rem;
  flex-wrap: wrap;
  width: 100%;
}

.cfg-action-buttons .btn {
  flex: 1;
  min-width: 180px;
}