/* ==========================================================================
   EMAAR PROPERTIES - Luxury Design System & Master Stylesheet
   Typography, Glassmorphism, Layouts, Interactive Components
   ========================================================================== */

@font-face {
  font-family: 'Optima';
  src: url('../fonts/optima.woff2') format('woff2'),
       url('../fonts/optima.ttf') format('truetype');
  font-weight: normal;
  font-style: normal;
  font-display: swap;
}

:root {
  --font-serif: 'Optima', 'Didot', 'Bodoni MT', Georgia, serif;
  --font-sans: 'Lato', -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, sans-serif;
  
  --color-primary: #121212;
  --color-secondary: #00843d;
  --color-secondary-hover: #006b32;
  --color-accent-red: #c8102e;
  --color-gold: #c5a059;
  --color-gold-hover: #b08d48;
  --color-text-main: #1f1f1f;
  --color-text-muted: #6b7280;
  --color-text-light: #9ca3af;
  --color-bg-light: #f9fafb;
  --color-bg-white: #ffffff;
  --color-bg-dark: #111827;
  --color-border: #e5e7eb;
  --color-border-dark: #374151;

  --transition-fast: 0.2s ease;
  --transition-base: 0.3s cubic-bezier(0.4, 0, 0.2, 1);
  --transition-slow: 0.5s cubic-bezier(0.4, 0, 0.2, 1);

  --shadow-sm: 0 1px 2px 0 rgba(0, 0, 0, 0.05);
  --shadow-md: 0 4px 6px -1px rgba(0, 0, 0, 0.08), 0 2px 4px -1px rgba(0, 0, 0, 0.04);
  --shadow-lg: 0 10px 15px -3px rgba(0, 0, 0, 0.1), 0 4px 6px -2px rgba(0, 0, 0, 0.05);
  --shadow-xl: 0 20px 25px -5px rgba(0, 0, 0, 0.12), 0 10px 10px -5px rgba(0, 0, 0, 0.04);
  --shadow-card: 0 8px 30px rgba(0, 0, 0, 0.07);
}

/* CSS Reset & Base */
*, *::before, *::after {
  box-sizing: border-box;
  margin: 0;
  padding: 0;
}

html {
  scroll-behavior: smooth;
  scroll-snap-type: y proximity;
  font-size: 16px;
  -webkit-font-smoothing: antialiased;
  -moz-osx-font-smoothing: grayscale;
}

body {
  font-family: var(--font-sans);
  color: var(--color-text-main);
  background-color: var(--color-bg-white);
  line-height: 1.6;
  overflow-x: hidden;
}

a {
  color: inherit;
  text-decoration: none;
  transition: var(--transition-fast);
}

img, video {
  max-width: 100%;
  height: auto;
  display: block;
}

button, input, select, textarea {
  font-family: inherit;
  font-size: inherit;
  outline: none;
}

/* Container */
.container {
  width: 100%;
  max-width: 1440px;
  margin-left: auto;
  margin-right: auto;
  padding-left: 1.5rem;
  padding-right: 1.5rem;
}

@media (min-width: 1536px) {
  .container {
    padding-left: 3rem;
    padding-right: 3rem;
  }
}

/* Typography Helpers */
.font-optima {
  font-family: var(--font-serif);
  letter-spacing: 0.04em;
}

.text-uppercase {
  text-transform: uppercase;
}

.tracking-wider {
  letter-spacing: 0.1em;
}

.tracking-widest {
  letter-spacing: 0.18em;
}

/* Header & Glassmorphism Navigation (Transparent 30% Opacity) */
.site-header {
  position: fixed;
  top: 0;
  left: 0;
  width: 100%;
  height: 76px;
  z-index: 1000;
  display: flex;
  align-items: center;
  background: rgba(255, 255, 255, 0.3) !important;
  backdrop-filter: blur(14px);
  -webkit-backdrop-filter: blur(14px);
  border-bottom: 1px solid rgba(255, 255, 255, 0.25);
  box-shadow: 0 2px 15px rgba(0, 0, 0, 0.05);
  transition: background var(--transition-base), box-shadow var(--transition-base), border-color var(--transition-base);
}

.site-header.scrolled {
  background: rgba(255, 255, 255, 0.45) !important;
  backdrop-filter: blur(16px);
  -webkit-backdrop-filter: blur(16px);
  box-shadow: 0 4px 20px rgba(0, 0, 0, 0.08);
  border-bottom: 1px solid rgba(255, 255, 255, 0.35);
}

.header-container {
  display: flex;
  align-items: center;
  justify-content: space-between;
  width: 100%;
}

.header-left {
  display: flex;
  align-items: center;
  gap: 1.25rem;
}

.header-logo-link {
  display: flex;
  align-items: center;
  gap: 0.5rem;
}

.header-logo-svg {
  height: 38px;
  width: auto;
  transition: height var(--transition-fast);
}

.site-nav {
  display: none;
  align-items: center;
  gap: 2rem;
}

@media (min-width: 1024px) {
  .site-nav {
    display: flex;
  }
}

.nav-link {
  font-size: 0.8rem;
  font-weight: 500;
  letter-spacing: 0.16em;
  text-transform: uppercase;
  color: var(--color-primary);
  padding: 0.5rem 0;
  position: relative;
}

.nav-link::after {
  content: '';
  position: absolute;
  bottom: 0;
  left: 0;
  width: 0%;
  height: 2px;
  background-color: var(--color-primary);
  transition: width var(--transition-base);
}

.nav-link:hover::after,
.nav-link.active::after {
  width: 100%;
}

.header-actions {
  display: flex;
  align-items: center;
  gap: 1.25rem;
}

.header-btn {
  background: none;
  border: none;
  cursor: pointer;
  display: flex;
  align-items: center;
  justify-content: center;
  color: var(--color-primary);
  transition: transform var(--transition-fast), color var(--transition-fast);
  position: relative;
}

.header-btn:hover {
  color: var(--color-secondary);
}

.wishlist-badge {
  position: absolute;
  top: -6px;
  right: -8px;
  background-color: var(--color-secondary);
  color: white;
  font-size: 0.65rem;
  font-weight: 700;
  width: 17px;
  height: 17px;
  border-radius: 50%;
  display: flex;
  align-items: center;
  justify-content: center;
}

.lang-selector {
  font-size: 0.75rem;
  font-weight: 600;
  letter-spacing: 0.1em;
  color: var(--color-secondary);
  display: flex;
  align-items: center;
  gap: 0.25rem;
}

.btn-contact-nav {
  display: none;
  padding: 0.5rem 1.2rem;
  font-size: 0.75rem;
  font-weight: 600;
  letter-spacing: 0.14em;
  text-transform: uppercase;
  background-color: var(--color-primary);
  color: white;
  border: 1px solid var(--color-primary);
  transition: var(--transition-base);
}

.btn-contact-nav:hover {
  background-color: var(--color-secondary);
  border-color: var(--color-secondary);
}

@media (min-width: 768px) {
  .btn-contact-nav {
    display: inline-block;
  }
}

.menu-toggle {
  display: flex;
  flex-direction: column;
  justify-content: space-between;
  width: 22px;
  height: 16px;
  cursor: pointer;
  background: none;
  border: none;
  padding: 0;
}

.menu-toggle span {
  display: block;
  height: 2px;
  width: 100%;
  background-color: var(--color-primary);
  border-radius: 2px;
  transition: var(--transition-base);
}

@media (min-width: 1024px) {
  .menu-toggle {
    display: none;
  }
}

/* Sound Toggle Floating Button */
.hero-sound-wrapper {
  margin-top: 1.5rem;
  display: flex;
  justify-content: center;
}

.hero-sound-btn {
  display: inline-flex;
  align-items: center;
  gap: 0.65rem;
  padding: 0.5rem 1.15rem;
  background: rgba(0, 0, 0, 0.55);
  backdrop-filter: blur(10px);
  -webkit-backdrop-filter: blur(10px);
  border: 1px solid rgba(255, 255, 255, 0.35);
  border-radius: 40px;
  color: #ffffff;
  font-size: 0.7rem;
  font-weight: 700;
  letter-spacing: 0.16em;
  text-transform: uppercase;
  cursor: pointer;
  transition: all var(--transition-fast);
}

.hero-sound-btn:hover {
  background: rgba(0, 0, 0, 0.8);
  border-color: #22c55e;
  transform: translateY(-2px);
}

.hero-sound-btn.playing {
  border-color: #22c55e;
  color: #4ade80;
  background: rgba(0, 0, 0, 0.7);
}

.sound-wave-bars {
  display: inline-flex;
  align-items: flex-end;
  gap: 2.5px;
  height: 14px;
}

.sound-wave-bars .bar {
  width: 2.5px;
  background-color: currentColor;
  border-radius: 1px;
}

.sound-wave-bars .bar-1 { height: 4px; }
.sound-wave-bars .bar-2 { height: 8px; }
.sound-wave-bars .bar-3 { height: 12px; }

.hero-sound-btn.playing .sound-wave-bars .bar-1 {
  animation: soundWave 0.7s infinite alternate ease-in-out;
}
.hero-sound-btn.playing .sound-wave-bars .bar-2 {
  animation: soundWave 0.9s infinite alternate ease-in-out 0.15s;
}
.hero-sound-btn.playing .sound-wave-bars .bar-3 {
  animation: soundWave 0.8s infinite alternate ease-in-out 0.3s;
}

@keyframes soundWave {
  0% { height: 3px; }
  100% { height: 14px; }
}

.search-filter-section {
  background-color: #ffffff;
  padding: 2rem 0;
  border-bottom: 1px solid var(--color-border);
}

/* Hero Section - Full Viewport Behind Transparent Header */
.hero-section {
  position: relative;
  width: 100%;
  height: 100vh;
  height: 100dvh;
  min-height: 100vh;
  min-height: 100dvh;
  display: flex;
  align-items: center;
  justify-content: center;
  overflow: hidden;
  color: #ffffff;
  padding: 0;
  margin: 0;
  scroll-snap-align: start;
  scroll-snap-stop: normal;
}

.hero-video-bg {
  position: absolute;
  top: 0;
  left: 0;
  width: 100%;
  height: 100%;
  object-fit: cover;
  z-index: 1;
}

.hero-overlay {
  position: absolute;
  top: 0;
  left: 0;
  width: 100%;
  height: 100%;
  background: linear-gradient(180deg, rgba(0, 0, 0, 0.35) 0%, rgba(0, 0, 0, 0.5) 60%, rgba(0, 0, 0, 0.78) 100%);
  z-index: 2;
}

.hero-content {
  position: relative;
  z-index: 3;
  text-align: center;
  max-width: 960px;
  width: 100%;
  height: 100%;
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  padding: 85px 1.5rem 2rem 1.5rem;
  box-sizing: border-box;
}

.hero-badge {
  display: inline-block;
  font-size: 0.75rem;
  letter-spacing: 0.25em;
  text-transform: uppercase;
  color: rgba(255, 255, 255, 0.9);
  border: 1px solid rgba(255, 255, 255, 0.4);
  padding: 0.4rem 1.25rem;
  margin-bottom: 1.5rem;
  backdrop-filter: blur(4px);
  border-radius: 2px;
}

.hero-title {
  font-family: var(--font-serif);
  font-size: 2.5rem;
  line-height: 1.2;
  font-weight: 400;
  letter-spacing: 0.05em;
  text-transform: uppercase;
  margin-bottom: 1.5rem;
  text-shadow: 0 2px 10px rgba(0, 0, 0, 0.5);
}

@media (min-width: 768px) {
  .hero-title {
    font-size: 3.8rem;
  }
}

.hero-subtitle {
  font-size: 1.1rem;
  color: rgba(255, 255, 255, 0.9);
  max-width: 700px;
  margin: 0 auto 2.5rem auto;
  font-weight: 300;
  letter-spacing: 0.03em;
}

.hero-actions {
  display: flex;
  flex-wrap: wrap;
  justify-content: center;
  gap: 1.25rem;
  margin-bottom: 3rem;
}

.btn-primary {
  display: inline-block;
  padding: 0.9rem 2.2rem;
  font-size: 0.8rem;
  font-weight: 600;
  letter-spacing: 0.18em;
  text-transform: uppercase;
  background-color: var(--color-secondary);
  color: white;
  border: 1px solid var(--color-secondary);
  transition: var(--transition-base);
  cursor: pointer;
}

.btn-primary:hover {
  background-color: var(--color-secondary-hover);
  border-color: var(--color-secondary-hover);
  transform: translateY(-2px);
  box-shadow: 0 4px 12px rgba(0, 132, 61, 0.35);
}

.btn-outline-white {
  display: inline-block;
  padding: 0.9rem 2.2rem;
  font-size: 0.8rem;
  font-weight: 600;
  letter-spacing: 0.18em;
  text-transform: uppercase;
  background-color: transparent;
  color: white;
  border: 1px solid rgba(255, 255, 255, 0.8);
  backdrop-filter: blur(4px);
  transition: var(--transition-base);
  cursor: pointer;
}

.btn-outline-white:hover {
  background-color: white;
  color: var(--color-primary);
  border-color: white;
  transform: translateY(-2px);
}

/* Quick Search Filter Bar */
.search-filter-bar {
  background: rgba(255, 255, 255, 0.96);
  backdrop-filter: blur(16px);
  padding: 1.5rem;
  box-shadow: var(--shadow-xl);
  color: var(--color-primary);
  margin-top: 1rem;
  width: 100%;
}

.filter-grid {
  display: grid;
  grid-template-columns: 1fr;
  gap: 1rem;
  align-items: flex-end;
}

@media (min-width: 768px) {
  .filter-grid {
    grid-template-columns: repeat(3, 1fr) auto;
  }
}

.filter-group {
  display: flex;
  flex-direction: column;
  text-align: left;
}

.filter-group label {
  font-size: 0.7rem;
  font-weight: 700;
  text-transform: uppercase;
  letter-spacing: 0.12em;
  color: var(--color-text-muted);
  margin-bottom: 0.4rem;
}

.filter-group select,
.filter-group input {
  width: 100%;
  padding: 0.75rem 0.9rem;
  border: 1px solid var(--color-border);
  background-color: #ffffff;
  color: var(--color-text-main);
  font-size: 0.85rem;
  border-radius: 0;
  transition: border-color var(--transition-fast);
}

.filter-group select:focus,
.filter-group input:focus {
  border-color: var(--color-secondary);
}

/* Stats Section */
.stats-section {
  padding: 4.5rem 0;
  background-color: #ffffff;
  border-bottom: 1px solid var(--color-border);
}

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

@media (min-width: 1024px) {
  .stats-grid {
    grid-template-columns: repeat(4, 1fr);
  }
}

.stat-item {
  padding: 1rem;
}

.stat-value {
  font-family: var(--font-serif);
  font-size: 2.4rem;
  color: var(--color-primary);
  margin-bottom: 0.5rem;
  line-height: 1.1;
}

@media (min-width: 768px) {
  .stat-value {
    font-size: 3.2rem;
  }
}

.stat-label {
  font-size: 0.78rem;
  letter-spacing: 0.12em;
  text-transform: uppercase;
  color: var(--color-text-muted);
  font-weight: 500;
}

/* Section Header */
.section-header {
  text-align: center;
  max-width: 800px;
  margin: 0 auto 3.5rem auto;
}

.section-tag {
  font-size: 0.75rem;
  font-weight: 700;
  letter-spacing: 0.25em;
  text-transform: uppercase;
  color: var(--color-secondary);
  margin-bottom: 0.75rem;
  display: block;
}

.section-title {
  font-family: var(--font-serif);
  font-size: 2.2rem;
  color: var(--color-primary);
  text-transform: uppercase;
  letter-spacing: 0.04em;
  line-height: 1.25;
  margin-bottom: 1rem;
}

@media (min-width: 768px) {
  .section-title {
    font-size: 2.8rem;
  }
}

.section-desc {
  font-size: 1rem;
  color: var(--color-text-muted);
  line-height: 1.7;
}

/* Communities Section */
.communities-section {
  padding: 6rem 0;
  background-color: var(--color-bg-light);
}

.community-filter-tabs {
  display: flex;
  flex-wrap: wrap;
  justify-content: center;
  gap: 0.75rem;
  margin-bottom: 2.5rem;
}

.tab-btn {
  background: transparent;
  border: 1px solid var(--color-border);
  padding: 0.5rem 1.4rem;
  font-size: 0.75rem;
  font-weight: 600;
  letter-spacing: 0.15em;
  text-transform: uppercase;
  color: var(--color-text-muted);
  cursor: pointer;
  transition: var(--transition-base);
}

.tab-btn.active,
.tab-btn:hover {
  background-color: var(--color-primary);
  color: white;
  border-color: var(--color-primary);
}

.communities-grid {
  display: grid;
  grid-template-columns: 1fr;
  gap: 2rem;
}

@media (min-width: 640px) {
  .communities-grid {
    grid-template-columns: repeat(2, 1fr);
  }
}

@media (min-width: 1024px) {
  .communities-grid {
    grid-template-columns: repeat(3, 1fr);
  }
}

.community-card {
  position: relative;
  background-color: #ffffff;
  overflow: hidden;
  box-shadow: var(--shadow-sm);
  transition: transform var(--transition-base), box-shadow var(--transition-base);
  display: flex;
  flex-direction: column;
}

.community-card:hover {
  transform: translateY(-6px);
  box-shadow: var(--shadow-xl);
}

.community-img-wrap {
  position: relative;
  width: 100%;
  aspect-ratio: 16 / 10;
  overflow: hidden;
  background-color: #e5e7eb;
}

.community-img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  transition: transform 0.8s cubic-bezier(0.2, 1, 0.3, 1);
}

.community-card:hover .community-img {
  transform: scale(1.08);
}

.community-badge {
  position: absolute;
  top: 1rem;
  left: 1rem;
  background-color: rgba(17, 17, 17, 0.85);
  backdrop-filter: blur(4px);
  color: white;
  font-size: 0.65rem;
  font-weight: 600;
  letter-spacing: 0.18em;
  text-transform: uppercase;
  padding: 0.3rem 0.8rem;
  z-index: 2;
}

.wishlist-toggle {
  position: absolute;
  top: 1rem;
  right: 1rem;
  width: 36px;
  height: 36px;
  background-color: rgba(255, 255, 255, 0.9);
  backdrop-filter: blur(4px);
  border-radius: 50%;
  display: flex;
  align-items: center;
  justify-content: center;
  border: none;
  cursor: pointer;
  z-index: 2;
  transition: var(--transition-fast);
  color: var(--color-primary);
}

.wishlist-toggle:hover {
  background-color: white;
  transform: scale(1.1);
  color: var(--color-accent-red);
}

.wishlist-toggle.active {
  color: var(--color-accent-red);
}

.community-body {
  padding: 1.75rem;
  display: flex;
  flex-direction: column;
  flex: 1;
}

.community-type {
  font-size: 0.72rem;
  letter-spacing: 0.14em;
  text-transform: uppercase;
  color: var(--color-secondary);
  font-weight: 700;
  margin-bottom: 0.35rem;
}

.community-title {
  font-family: var(--font-serif);
  font-size: 1.45rem;
  color: var(--color-primary);
  margin-bottom: 0.4rem;
  line-height: 1.3;
}

.community-tagline {
  font-size: 0.85rem;
  color: var(--color-text-muted);
  margin-bottom: 1rem;
  font-style: italic;
}

.community-desc {
  font-size: 0.88rem;
  color: #4b5563;
  line-height: 1.6;
  margin-bottom: 1.5rem;
  flex: 1;
}

.community-footer {
  display: flex;
  align-items: center;
  justify-content: space-between;
  border-top: 1px solid var(--color-border);
  padding-top: 1rem;
  margin-top: auto;
}

.community-price-box {
  display: flex;
  flex-direction: column;
}

.price-label {
  font-size: 0.65rem;
  letter-spacing: 0.12em;
  text-transform: uppercase;
  color: var(--color-text-muted);
}

.price-amount {
  font-family: var(--font-serif);
  font-size: 1.05rem;
  color: var(--color-primary);
  font-weight: 600;
}

.btn-card-action {
  font-size: 0.75rem;
  font-weight: 700;
  letter-spacing: 0.14em;
  text-transform: uppercase;
  color: var(--color-primary);
  display: flex;
  align-items: center;
  gap: 0.4rem;
  background: none;
  border: none;
  cursor: pointer;
}

.btn-card-action:hover {
  color: var(--color-secondary);
}

/* Latest Launches Section */
.launches-section {
  padding: 6rem 0;
  background-color: #ffffff;
}

.launches-grid {
  display: grid;
  grid-template-columns: 1fr;
  gap: 2rem;
}

@media (min-width: 640px) {
  .launches-grid {
    grid-template-columns: repeat(2, 1fr);
  }
}

@media (min-width: 1024px) {
  .launches-grid {
    grid-template-columns: repeat(4, 1fr);
  }
}

.launch-card {
  background: #ffffff;
  border: 1px solid var(--color-border);
  overflow: hidden;
  display: flex;
  flex-direction: column;
  transition: var(--transition-base);
}

.launch-card:hover {
  border-color: var(--color-primary);
  transform: translateY(-4px);
  box-shadow: var(--shadow-lg);
}

.launch-img-wrap {
  position: relative;
  width: 100%;
  aspect-ratio: 4 / 3;
  overflow: hidden;
}

.launch-img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  transition: transform 0.6s ease;
}

.launch-card:hover .launch-img {
  transform: scale(1.06);
}

.launch-badge {
  position: absolute;
  top: 0.75rem;
  left: 0.75rem;
  background-color: var(--color-secondary);
  color: white;
  font-size: 0.65rem;
  font-weight: 700;
  letter-spacing: 0.12em;
  text-transform: uppercase;
  padding: 0.25rem 0.6rem;
}

.launch-body {
  padding: 1.25rem;
  display: flex;
  flex-direction: column;
  flex: 1;
}

.launch-community {
  font-size: 0.7rem;
  letter-spacing: 0.15em;
  text-transform: uppercase;
  color: var(--color-text-muted);
  margin-bottom: 0.25rem;
}

.launch-name {
  font-family: var(--font-serif);
  font-size: 1.3rem;
  color: var(--color-primary);
  margin-bottom: 0.5rem;
}

.launch-meta {
  display: flex;
  flex-direction: column;
  gap: 0.3rem;
  font-size: 0.8rem;
  color: #4b5563;
  margin-bottom: 1.25rem;
  padding: 0.75rem 0;
  border-top: 1px dashed var(--color-border);
  border-bottom: 1px dashed var(--color-border);
}

.meta-row {
  display: flex;
  justify-content: space-between;
}

.launch-price {
  font-family: var(--font-serif);
  font-size: 1.15rem;
  color: var(--color-primary);
  font-weight: 600;
  margin-bottom: 1rem;
}

.btn-launch-inquire {
  width: 100%;
  padding: 0.75rem;
  font-size: 0.75rem;
  font-weight: 700;
  letter-spacing: 0.14em;
  text-transform: uppercase;
  background-color: transparent;
  color: var(--color-primary);
  border: 1px solid var(--color-primary);
  cursor: pointer;
  transition: var(--transition-fast);
  text-align: center;
  margin-top: auto;
}

.btn-launch-inquire:hover {
  background-color: var(--color-primary);
  color: white;
}

/* 360 VR Banner */
.vr-tour-banner {
  position: relative;
  background-color: #1a1a1a;
  color: white;
  padding: 5rem 0;
  overflow: hidden;
}

.vr-tour-grid {
  display: grid;
  grid-template-columns: 1fr;
  gap: 3rem;
  align-items: center;
}

@media (min-width: 1024px) {
  .vr-tour-grid {
    grid-template-columns: 1fr 1fr;
  }
}

.vr-img-wrap {
  position: relative;
  border-radius: 4px;
  overflow: hidden;
  box-shadow: 0 20px 40px rgba(0, 0, 0, 0.4);
}

.vr-img {
  width: 100%;
  aspect-ratio: 16 / 9;
  object-fit: cover;
}

.vr-badge {
  position: absolute;
  top: 1.5rem;
  left: 1.5rem;
  background: rgba(0, 0, 0, 0.7);
  backdrop-filter: blur(8px);
  padding: 0.4rem 1rem;
  font-size: 0.75rem;
  letter-spacing: 0.2em;
  text-transform: uppercase;
  display: flex;
  align-items: center;
  gap: 0.5rem;
}

.pulsing-dot {
  width: 8px;
  height: 8px;
  background-color: #22c55e;
  border-radius: 50%;
  box-shadow: 0 0 0 0 rgba(34, 197, 94, 0.7);
  animation: pulseGreen 1.8s infinite;
}

@keyframes pulseGreen {
  0% {
    transform: scale(0.95);
    box-shadow: 0 0 0 0 rgba(34, 197, 94, 0.7);
  }
  70% {
    transform: scale(1);
    box-shadow: 0 0 0 10px rgba(34, 197, 94, 0);
  }
  100% {
    transform: scale(0.95);
    box-shadow: 0 0 0 0 rgba(34, 197, 94, 0);
  }
}

/* App Download Section */
.app-download-section {
  padding: 6rem 0;
  background: linear-gradient(135deg, #f3f4f6 0%, #e5e7eb 100%);
}

.app-grid {
  display: grid;
  grid-template-columns: 1fr;
  gap: 3rem;
  align-items: center;
}

@media (min-width: 1024px) {
  .app-grid {
    grid-template-columns: 1.2fr 0.8fr;
  }
}

.app-content {
  display: flex;
  flex-direction: column;
  gap: 1.5rem;
}

.app-tag {
  font-size: 0.75rem;
  letter-spacing: 0.25em;
  text-transform: uppercase;
  color: var(--color-secondary);
  font-weight: 700;
}

.app-title {
  font-family: var(--font-serif);
  font-size: 2.4rem;
  color: var(--color-primary);
  text-transform: uppercase;
  line-height: 1.2;
}

@media (min-width: 768px) {
  .app-title {
    font-size: 3rem;
  }
}

.app-desc {
  font-size: 1rem;
  color: #4b5563;
  line-height: 1.7;
}

.app-features {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: 1rem;
  margin-top: 0.5rem;
}

.app-feat-item {
  display: flex;
  align-items: center;
  gap: 0.6rem;
  font-size: 0.88rem;
  font-weight: 500;
}

.app-badges {
  display: flex;
  flex-wrap: wrap;
  gap: 1rem;
  margin-top: 1rem;
}

.app-badge-img {
  height: 44px;
  width: auto;
  transition: transform var(--transition-fast);
}

.app-badge-img:hover {
  transform: translateY(-2px);
}

.app-mockup-wrap {
  display: flex;
  justify-content: center;
}

.app-mockup-img {
  max-height: 520px;
  width: auto;
  filter: drop-shadow(0 25px 35px rgba(0, 0, 0, 0.15));
}

/* Blogs & Market Insights */
.blogs-section {
  padding: 6rem 0;
  background-color: #ffffff;
}

.blogs-grid {
  display: grid;
  grid-template-columns: 1fr;
  gap: 2rem;
}

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

.blog-card {
  background-color: #ffffff;
  display: flex;
  flex-direction: column;
}

.blog-img-wrap {
  position: relative;
  width: 100%;
  aspect-ratio: 16 / 10;
  overflow: hidden;
  margin-bottom: 1.25rem;
}

.blog-img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  transition: transform 0.6s ease;
}

.blog-card:hover .blog-img {
  transform: scale(1.05);
}

.blog-meta {
  display: flex;
  align-items: center;
  gap: 1rem;
  font-size: 0.72rem;
  letter-spacing: 0.12em;
  text-transform: uppercase;
  color: var(--color-text-muted);
  margin-bottom: 0.5rem;
}

.blog-category {
  color: var(--color-secondary);
  font-weight: 700;
}

.blog-title {
  font-family: var(--font-serif);
  font-size: 1.25rem;
  color: var(--color-primary);
  line-height: 1.4;
  margin-bottom: 0.75rem;
}

.blog-excerpt {
  font-size: 0.88rem;
  color: #6b7280;
  line-height: 1.6;
}

/* Sustainability Highlight Section */
.sustainability-banner {
  background-color: #0b1a13;
  color: #ffffff;
  padding: 5rem 0;
  border-top: 1px solid rgba(255, 255, 255, 0.1);
}

.sustainability-grid {
  display: grid;
  grid-template-columns: 1fr;
  gap: 3rem;
  align-items: center;
}

@media (min-width: 1024px) {
  .sustainability-grid {
    grid-template-columns: 1.2fr 0.8fr;
  }
}

.esg-docs-box {
  background: rgba(255, 255, 255, 0.05);
  border: 1px solid rgba(255, 255, 255, 0.12);
  padding: 2rem;
  display: flex;
  flex-direction: column;
  gap: 1.25rem;
}

.doc-download-item {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 1rem;
  background: rgba(255, 255, 255, 0.03);
  border: 1px solid rgba(255, 255, 255, 0.08);
  transition: var(--transition-fast);
}

.doc-download-item:hover {
  background: rgba(255, 255, 255, 0.1);
  border-color: var(--color-secondary);
}

.doc-info {
  display: flex;
  flex-direction: column;
}

.doc-name {
  font-size: 0.85rem;
  font-weight: 600;
}

.doc-meta {
  font-size: 0.7rem;
  color: #9ca3af;
}

.doc-btn {
  font-size: 0.72rem;
  font-weight: 700;
  letter-spacing: 0.15em;
  text-transform: uppercase;
  color: #22c55e;
  display: flex;
  align-items: center;
  gap: 0.4rem;
}

/* Footer Section */
.site-footer {
  background-color: #f8f9fa;
  border-top: 1px solid var(--color-border);
  color: #374151;
  padding-top: 4rem;
}

.footer-top {
  padding-bottom: 3.5rem;
  border-bottom: 1px solid var(--color-border);
}

.footer-top-grid {
  display: flex;
  flex-direction: column;
  gap: 2rem;
  justify-content: space-between;
}

@media (min-width: 1024px) {
  .footer-top-grid {
    flex-direction: row;
    align-items: center;
  }
}

.footer-brand-wrap {
  display: flex;
  align-items: center;
  gap: 2rem;
}

.footer-logo {
  height: 34px;
  width: auto;
}

.social-links {
  display: flex;
  align-items: center;
  gap: 1.25rem;
}

.social-link {
  width: 34px;
  height: 34px;
  display: flex;
  align-items: center;
  justify-content: center;
  border-radius: 50%;
  background-color: #e5e7eb;
  color: var(--color-primary);
  transition: var(--transition-fast);
}

.social-link:hover {
  background-color: var(--color-primary);
  color: white;
  transform: translateY(-2px);
}

.social-icon-img {
  width: 16px;
  height: 16px;
}

.newsletter-form-wrap {
  display: flex;
  flex-direction: column;
  gap: 0.5rem;
  width: 100%;
  max-width: 480px;
}

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

.newsletter-form {
  display: flex;
  width: 100%;
}

.newsletter-input {
  flex: 1;
  padding: 0.85rem 1rem;
  border: 1px solid var(--color-border);
  background-color: #ffffff;
  font-size: 0.85rem;
  border-radius: 0;
}

.newsletter-input:focus {
  border-color: var(--color-primary);
}

.newsletter-btn {
  padding: 0.85rem 1.6rem;
  font-size: 0.75rem;
  font-weight: 700;
  letter-spacing: 0.15em;
  text-transform: uppercase;
  background-color: var(--color-primary);
  color: white;
  border: none;
  cursor: pointer;
  transition: var(--transition-fast);
}

.newsletter-btn:hover {
  background-color: var(--color-secondary);
}

.newsletter-message {
  font-size: 0.8rem;
  margin-top: 0.4rem;
  display: none;
}

/* Footer Navigation Columns */
.footer-links-section {
  padding: 4rem 0;
  border-bottom: 1px solid var(--color-border);
}

.footer-columns-grid {
  display: grid;
  grid-template-columns: 1fr;
  gap: 2rem;
}

@media (min-width: 640px) {
  .footer-columns-grid {
    grid-template-columns: repeat(2, 1fr);
  }
}

@media (min-width: 1024px) {
  .footer-columns-grid {
    grid-template-columns: repeat(5, 1fr);
  }
}

.footer-col-title {
  font-size: 0.8rem;
  font-weight: 700;
  letter-spacing: 0.16em;
  text-transform: uppercase;
  color: var(--color-primary);
  margin-bottom: 1.25rem;
}

.footer-menu {
  list-style: none;
  display: flex;
  flex-direction: column;
  gap: 0.65rem;
}

.footer-menu-item a {
  font-size: 0.82rem;
  color: #6b7280;
  letter-spacing: 0.05em;
  transition: color var(--transition-fast);
}

.footer-menu-item a:hover {
  color: var(--color-primary);
}

/* Footer Bottom */
.footer-bottom {
  padding: 2rem 0;
  font-size: 0.78rem;
  color: #9ca3af;
}

.footer-bottom-flex {
  display: flex;
  flex-direction: column;
  gap: 1rem;
  justify-content: space-between;
  align-items: center;
}

@media (min-width: 768px) {
  .footer-bottom-flex {
    flex-direction: row;
  }
}

.footer-legal-links {
  display: flex;
  flex-wrap: wrap;
  gap: 1.5rem;
}

.footer-legal-links a:hover {
  color: var(--color-primary);
}

/* Modals */
.modal-overlay {
  position: fixed;
  top: 0;
  left: 0;
  width: 100%;
  height: 100%;
  background: rgba(0, 0, 0, 0.75);
  backdrop-filter: blur(8px);
  z-index: 2000;
  display: none;
  align-items: center;
  justify-content: center;
  padding: 1.5rem;
  opacity: 0;
  transition: opacity var(--transition-base);
}

.modal-overlay.active {
  display: flex;
  opacity: 1;
}

.modal-container {
  background: #ffffff;
  width: 100%;
  max-width: 720px;
  max-height: 90vh;
  overflow-y: auto;
  position: relative;
  box-shadow: var(--shadow-xl);
  transform: translateY(20px);
  transition: transform var(--transition-base);
}

.modal-overlay.active .modal-container {
  transform: translateY(0);
}

.modal-close-btn {
  position: absolute;
  top: 1rem;
  right: 1rem;
  background: white;
  border: none;
  width: 36px;
  height: 36px;
  border-radius: 50%;
  display: flex;
  align-items: center;
  justify-content: center;
  cursor: pointer;
  z-index: 10;
  box-shadow: var(--shadow-md);
  font-size: 1.2rem;
  line-height: 1;
}

.modal-body {
  padding: 2.5rem;
}

/* Toast Notifications */
.toast-container {
  position: fixed;
  bottom: 2rem;
  right: 2rem;
  z-index: 3000;
  display: flex;
  flex-direction: column;
  gap: 0.75rem;
}

.toast {
  background: var(--color-primary);
  color: white;
  padding: 0.9rem 1.4rem;
  font-size: 0.85rem;
  box-shadow: var(--shadow-xl);
  display: flex;
  align-items: center;
  gap: 0.75rem;
  border-left: 4px solid var(--color-secondary);
  animation: slideInToast 0.3s ease;
}

@keyframes slideInToast {
  from {
    transform: translateX(100%);
    opacity: 0;
  }
  to {
    transform: translateX(0);
    opacity: 1;
  }
}

/* ==========================================================================
   Full-Screen Slide Layout & Transitions (Desktop & Mobile)
   ========================================================================== */
.search-filter-section,
.stats-section,
.communities-section,
.launches-section,
.vr-tour-banner,
.sustainability-banner,
.blogs-section {
  scroll-snap-align: start;
  scroll-snap-stop: normal;
  scroll-margin-top: 90px;
}

.vr-tour-banner,
.sustainability-banner {
  min-height: 100vh;
  min-height: 100dvh;
  display: flex;
  align-items: center;
  justify-content: center;
  box-sizing: border-box;
}

/* Subpage Flow Under 30% Transparent Header */
.subpage-main {
  padding-top: 0;
  margin: 0;
}

.subpage-hero {
  position: relative;
  width: 100%;
  padding-top: calc(76px + 3.5rem);
  padding-bottom: 4rem;
  background-color: #121212;
  color: #ffffff;
  text-align: center;
  scroll-snap-align: start;
}

.subpage-hero .container {
  position: relative;
  z-index: 3;
}

/* Hero Scroll Prompt Cue */
.hero-scroll-cue {
  margin-top: 1.5rem;
  display: flex;
  flex-direction: column;
  align-items: center;
  animation: bounceCue 2s infinite ease-in-out;
}

.scroll-cue-link {
  display: inline-flex;
  flex-direction: column;
  align-items: center;
  gap: 0.25rem;
  color: rgba(255, 255, 255, 0.75);
  font-size: 0.65rem;
  letter-spacing: 0.22em;
  text-transform: uppercase;
  transition: color var(--transition-fast), transform var(--transition-fast);
  text-decoration: none;
}

.scroll-cue-link:hover {
  color: #ffffff;
  transform: translateY(2px);
}

.scroll-cue-arrow {
  font-size: 1.1rem;
  line-height: 1;
}

@keyframes bounceCue {
  0%, 20%, 50%, 80%, 100% {
    transform: translateY(0);
  }
  40% {
    transform: translateY(6px);
  }
  60% {
    transform: translateY(3px);
  }
}

/* Floating Slide Navigation Dots */
.slide-nav-dots {
  position: fixed;
  right: 1.25rem;
  top: 50%;
  transform: translateY(-50%);
  z-index: 990;
  display: flex;
  flex-direction: column;
  gap: 0.75rem;
  padding: 0.65rem 0.4rem;
  background: rgba(18, 18, 18, 0.25);
  backdrop-filter: blur(10px);
  -webkit-backdrop-filter: blur(10px);
  border-radius: 20px;
  border: 1px solid rgba(255, 255, 255, 0.18);
  box-shadow: 0 4px 16px rgba(0, 0, 0, 0.12);
  transition: opacity 0.3s ease;
}

.slide-dot {
  display: block;
  width: 9px;
  height: 9px;
  border-radius: 50%;
  background: rgba(255, 255, 255, 0.45);
  transition: transform 0.25s ease, background-color 0.25s ease, box-shadow 0.25s ease;
  position: relative;
  text-decoration: none;
}

.slide-dot.active {
  background: var(--color-secondary) !important;
  transform: scale(1.4);
  box-shadow: 0 0 10px rgba(0, 132, 61, 0.85);
}

@media (hover: hover) and (pointer: fine) {
  .slide-dot:hover:not(.active) {
    background: rgba(255, 255, 255, 0.85);
    transform: scale(1.15);
  }
}

@media (max-width: 767px) {
  .slide-nav-dots {
    right: 0.5rem;
    gap: 0.55rem;
    padding: 0.45rem 0.25rem;
  }
  .slide-dot {
    width: 6.5px;
    height: 6.5px;
  }
}