/* css/style.css */
/* Import typography from Google Fonts: Cormorant Garamond, JetBrains Mono, Inter */
@import url('https://fonts.googleapis.com/css2?family=Cormorant+Garamond:ital,wght@0,300;0,400;0,500;0,600;0,700;1,300;1,400&family=Inter:wght@300;400;500;600;700&family=JetBrains+Mono:wght@300;400;500;600&display=swap');

:root {
  /* Quiet Luxury Light Theme (Default) */
  --bg-primary: #fbfbf9;         /* Warm Ivory Cream */
  --bg-secondary: #f4f3f0;       /* Lighter Sand */
  --bg-tertiary: #ebeae5;        /* Sand Border Tone */
  --text-primary: #17191d;       /* Deep Obsidian/Charcoal */
  --text-secondary: #565e69;     /* Muted Slate */
  --text-muted: #828c98;         /* Light Gray Slate */
  --accent-gold: #b39169;        /* Warm Wood/Bronze Accent */
  --accent-gold-hover: #9b7952;
  --accent-teal: #213c49;        /* Tahoe Deep Water */
  --glass-bg: rgba(244, 243, 240, 0.85);
  --glass-border: rgba(23, 25, 29, 0.08);
  --glass-border-hover: rgba(179, 145, 105, 0.3);
  --shadow-lg: 0 10px 40px -10px rgba(23, 25, 29, 0.06);
  --transition-smooth: all 0.5s cubic-bezier(0.16, 1, 0.3, 1);
  --border-line: 1px solid var(--bg-tertiary);

  /* Fonts */
  --font-serif: 'Cormorant Garamond', Georgia, serif;
  --font-sans: 'Inter', system-ui, -apple-system, sans-serif;
  --font-mono: 'JetBrains Mono', monospace;
}

[data-theme="dark"] {
  /* Obsidian Dark Theme */
  --bg-primary: #0a0c10;         /* Deepest Obsidian */
  --bg-secondary: #12161d;       /* Muted Charcoal */
  --bg-tertiary: #202733;        /* Dark Slate Border */
  --text-primary: #f3f5f8;       /* Warm White */
  --text-secondary: #9aa5b5;     /* Muted Silver */
  --text-muted: #647385;         /* Muted Slate */
  --accent-gold: #c5a47e;        /* Lighter Sand Bronze */
  --accent-gold-hover: #d8b68f;
  --accent-teal: #3b6d85;
  --glass-bg: rgba(18, 22, 29, 0.85);
  --glass-border: rgba(243, 245, 248, 0.08);
  --glass-border-hover: rgba(197, 164, 126, 0.3);
  --shadow-lg: 0 10px 40px -10px rgba(0, 0, 0, 0.6);
  --border-line: 1px solid var(--bg-tertiary);
}

* {
  box-sizing: border-box;
  margin: 0;
  padding: 0;
}

html {
  scroll-behavior: smooth;
  font-size: 16px;
}

body {
  background-color: var(--bg-primary);
  color: var(--text-primary);
  font-family: var(--font-sans);
  line-height: 1.6;
  overflow-x: hidden;
  -webkit-font-smoothing: antialiased;
  transition: background-color 0.4s ease, color 0.4s ease;
}

/* Scrollbar Customization */
::-webkit-scrollbar {
  width: 6px;
}
::-webkit-scrollbar-track {
  background: var(--bg-primary);
}
::-webkit-scrollbar-thumb {
  background: var(--bg-tertiary);
  border-radius: 3px;
}
::-webkit-scrollbar-thumb:hover {
  background: var(--accent-gold);
}

/* Typography Utility */
h1, h2, h3, h4, .font-serif {
  font-family: var(--font-serif);
  font-weight: 300;
  letter-spacing: -0.01em;
  color: var(--text-primary);
}

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

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

.container {
  max-width: 1240px;
  margin: 0 auto;
  padding: 0 40px;
}

.section {
  padding: 120px 0;
  position: relative;
  border-bottom: var(--border-line);
}

.section-header {
  margin-bottom: 70px;
}

.section-subtitle, .eyebrow {
  color: var(--accent-gold);
  font-family: var(--font-mono);
  font-size: 0.75rem;
  text-transform: uppercase;
  letter-spacing: 0.18em;
  margin-bottom: 12px;
  font-weight: 400;
  display: block;
}

.section-title {
  font-size: 3.5rem;
  line-height: 1.15;
  font-weight: 300;
  color: var(--text-primary);
  max-width: 800px;
}

/* Buttons */
.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  padding: 12px 26px;
  font-family: var(--font-mono);
  font-size: 0.75rem;
  font-weight: 500;
  letter-spacing: 0.12em;
  text-transform: uppercase;
  transition: var(--transition-smooth);
  cursor: pointer;
  border: none;
  border-radius: 0;
}

.btn-primary {
  background-color: var(--text-primary);
  color: var(--bg-primary);
}

.btn-primary:hover {
  background-color: var(--accent-gold);
  color: var(--bg-primary);
  transform: translateY(-1px);
}

.btn-secondary {
  background-color: transparent;
  color: var(--text-primary);
  border: 1px solid var(--text-primary);
}

.btn-secondary:hover {
  border-color: var(--accent-gold);
  color: var(--accent-gold);
  transform: translateY(-1px);
}

/* Navigation */
.navbar {
  position: fixed;
  top: 0;
  left: 0;
  width: 100%;
  z-index: 1000;
  background-color: transparent;
  transition: var(--transition-smooth);
  padding: 30px 0;
  border-bottom: 1px solid transparent;
}

.navbar.scrolled {
  background-color: var(--glass-bg);
  backdrop-filter: blur(20px);
  border-bottom: var(--border-line);
  padding: 18px 0;
}

/* High contrast white text/links when navbar sits transparently on dark hero image */
.navbar:not(.scrolled) .nav-links a {
  color: rgba(255, 255, 255, 0.95) !important;
}

.navbar:not(.scrolled) .nav-links a:hover,
.navbar:not(.scrolled) .nav-links a.active {
  color: #ffffff !important;
}

.navbar:not(.scrolled) .logo {
  color: #ffffff !important;
}

.navbar:not(.scrolled) .logo span {
  color: var(--accent-gold) !important;
}

.navbar:not(.scrolled) .theme-toggle-btn {
  color: #ffffff !important;
}

.navbar:not(.scrolled) .btn-secondary {
  border-color: #ffffff !important;
  color: #ffffff !important;
}

.navbar:not(.scrolled) .btn-secondary:hover {
  background-color: rgba(255, 255, 255, 0.15) !important;
  border-color: #ffffff !important;
  color: #ffffff !important;
}

.nav-container {
  display: flex;
  justify-content: space-between;
  align-items: center;
}

.logo {
  font-family: var(--font-serif);
  font-size: 1.4rem;
  font-weight: 400;
  letter-spacing: 0.08em;
  text-transform: uppercase;
  color: var(--text-primary);
  display: flex;
  align-items: center;
  gap: 8px;
}

.logo span {
  color: var(--accent-gold);
  font-weight: 300;
}

.nav-links {
  display: flex;
  gap: 36px;
  list-style: none;
}

.nav-links a {
  font-family: var(--font-mono);
  font-size: 0.82rem; /* Made slightly larger */
  text-transform: uppercase;
  letter-spacing: 0.12em;
  color: var(--text-secondary);
  font-weight: 500; /* Made slightly bolder */
}

.nav-links a:hover,
.nav-links a.active {
  color: var(--text-primary);
}

.nav-cta {
  display: flex;
  gap: 20px;
  align-items: center;
}

/* Theme Toggle Button styling */
.theme-toggle-btn {
  background: none;
  border: none;
  color: var(--text-primary);
  font-size: 1.1rem;
  cursor: pointer;
  width: 32px;
  height: 32px;
  border-radius: 50%;
  display: flex;
  align-items: center;
  justify-content: center;
  transition: var(--transition-smooth);
}

.theme-toggle-btn:hover {
  background-color: var(--bg-secondary);
  color: var(--accent-gold);
}

/* Hero Section */
.hero {
  height: 100vh;
  position: relative;
  display: flex;
  align-items: center;
  justify-content: center;
  overflow: hidden;
}

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

.hero-bg img,
.hero-bg video {
  width: 100%;
  height: 100%;
  object-fit: cover;
  filter: brightness(0.65);
}

.hero-overlay {
  position: absolute;
  top: 0;
  left: 0;
  width: 100%;
  height: 100%;
  background: linear-gradient(to bottom, rgba(0,0,0,0) 0%, rgba(var(--bg-primary), 0.2) 60%, var(--bg-primary) 100%);
  z-index: 2;
  pointer-events: none;
}

.hero-content {
  position: relative;
  z-index: 3;
  text-align: center;
  max-width: 960px;
  padding: 0 24px;
  margin-top: 60px;
}

.hero h1 {
  font-family: var(--font-serif);
  font-size: 5.4rem; /* Increased size */
  line-height: 1.1;
  font-weight: 400; /* Bolder */
  color: #ffffff; /* Maintain contrast on background */
  margin-bottom: 20px;
  text-shadow: 0 4px 15px rgba(0, 0, 0, 0.5); /* Stronger drop shadow for readability */
  opacity: 0;
  transform: translateY(20px);
  animation: fadeInUp 1.4s cubic-bezier(0.16, 1, 0.3, 1) forwards;
}

.hero p {
  font-family: var(--font-serif);
  font-size: 1.8rem; /* Increased size */
  font-style: italic;
  color: #ffffff; /* Brighter white */
  font-weight: 400; /* Bolder */
  max-width: 750px;
  margin: 0 auto 50px auto;
  text-shadow: 0 2px 10px rgba(0, 0, 0, 0.5); /* Stronger drop shadow */
  opacity: 0;
  transform: translateY(15px);
  animation: fadeInUp 1.4s cubic-bezier(0.16, 1, 0.3, 1) 0.2s forwards;
}

/* Make hero subtitle and buttons stand out */
.hero .section-subtitle {
  font-size: 0.95rem; /* Larger */
  font-weight: 500;
  letter-spacing: 0.25em;
  color: #ffffff !important;
  text-shadow: 0 2px 8px rgba(0, 0, 0, 0.5);
  margin-bottom: 25px;
}

.hero .btn {
  font-size: 0.85rem !important; /* Larger text */
  padding: 14px 32px !important; /* Larger padding */
  font-weight: 600 !important;
  letter-spacing: 0.15em !important;
  box-shadow: 0 4px 15px rgba(0, 0, 0, 0.3) !important;
}

.hero-arrow {
  position: absolute;
  bottom: 40px;
  left: 50%;
  transform: translateX(-50%);
  z-index: 3;
  color: rgba(255,255,255,0.7);
  font-size: 1.5rem;
  cursor: pointer;
  animation: bounce 2s infinite;
}

/* Chapter Title Layout */
.chapter-heading-row {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 60px;
  align-items: start;
}

.chapter-title {
  font-size: 3.2rem;
  line-height: 1.15;
  font-weight: 300;
}

.chapter-lead {
  font-size: 1.25rem;
  line-height: 1.6;
  color: var(--text-secondary);
  font-weight: 300;
}

.chapter-meta-table {
  margin-top: 40px;
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 20px;
  border-top: var(--border-line);
  padding-top: 24px;
}

.meta-row {
  border-bottom: var(--border-line);
  padding: 10px 0;
}

.meta-lbl {
  font-family: var(--font-mono);
  font-size: 0.68rem;
  text-transform: uppercase;
  letter-spacing: 0.1em;
  color: var(--text-muted);
  display: block;
}

.meta-val {
  font-family: var(--font-serif);
  font-size: 1.2rem;
  color: var(--text-primary);
  margin-top: 4px;
  display: block;
}

/* Chapter I — Description and Image block */
.story-block-story {
  margin-top: 70px;
  display: grid;
  grid-template-columns: 1fr 1.1fr;
  gap: 80px;
  align-items: center;
}

.story-img-wrapper {
  border: var(--border-line);
  padding: 10px;
  background-color: var(--bg-secondary);
}

.story-img-wrapper img {
  width: 100%;
  height: 520px;
  object-fit: cover;
}

/* Chapter II — Side-by-Side Images Grid */
.residence-fig-grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 30px;
  margin-top: 60px;
}

.residence-fig-card {
  display: flex;
  flex-direction: column;
  gap: 12px;
}

.residence-fig-media {
  width: 100%;
  height: 380px;
  overflow: hidden;
  border: var(--border-line);
}

.residence-fig-media img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  transition: var(--transition-smooth);
}

.residence-fig-card:hover .residence-fig-media img {
  transform: scale(1.03);
}

.residence-fig-caption {
  font-family: var(--font-mono);
  font-size: 0.65rem;
  text-transform: uppercase;
  letter-spacing: 0.1em;
  color: var(--text-muted);
}

/* Chapter III — The Essentials Grid */
.essentials-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  border-top: var(--border-line);
  border-left: var(--border-line);
  margin-top: 50px;
}

.essential-cell {
  border-bottom: var(--border-line);
  border-right: var(--border-line);
  padding: 30px 40px;
  background-color: var(--bg-primary);
  transition: var(--transition-smooth);
}

.essential-cell:hover {
  background-color: var(--bg-secondary);
}

.essential-lbl {
  font-family: var(--font-mono);
  font-size: 0.68rem;
  text-transform: uppercase;
  letter-spacing: 0.1em;
  color: var(--text-muted);
  display: block;
  margin-bottom: 8px;
}

.essential-val {
  font-family: var(--font-serif);
  font-size: 2.2rem;
  color: var(--text-primary);
  font-weight: 300;
}

/* Chapter IV — Photo Gallery Grid */
.gallery-tabs {
  display: flex;
  gap: 12px;
  margin-bottom: 40px;
  border-bottom: var(--border-line);
  padding-bottom: 12px;
}

.gallery-tab-btn {
  background: none;
  border: none;
  font-family: var(--font-mono);
  font-size: 0.72rem;
  text-transform: uppercase;
  letter-spacing: 0.1em;
  color: var(--text-muted);
  cursor: pointer;
  padding: 8px 16px;
  transition: var(--transition-smooth);
}

.gallery-tab-btn:hover,
.gallery-tab-btn.active {
  color: var(--text-primary);
}

.gallery-grid {
  display: grid;
  grid-template-columns: repeat(12, 1fr);
  gap: 20px;
}

.gallery-item {
  position: relative;
  cursor: pointer;
  height: 300px;
  overflow: hidden;
  border: var(--border-line);
}

.gallery-item img,
.gallery-item video {
  width: 100%;
  height: 100%;
  object-fit: cover;
  transition: transform 0.8s cubic-bezier(0.16, 1, 0.3, 1);
}

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

.gallery-item-overlay {
  position: absolute;
  top: 0;
  left: 0;
  width: 100%;
  height: 100%;
  background: linear-gradient(to top, rgba(23, 25, 29, 0.8) 0%, rgba(23, 25, 29, 0) 60%);
  opacity: 0;
  display: flex;
  flex-direction: column;
  justify-content: flex-end;
  padding: 24px;
  transition: var(--transition-smooth);
}

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

.gallery-item-title {
  font-family: var(--font-serif);
  font-size: 1.3rem;
  color: #ffffff;
  margin-bottom: 2px;
}

.gallery-item-tag {
  font-family: var(--font-mono);
  font-size: 0.65rem;
  color: var(--accent-gold);
  text-transform: uppercase;
  letter-spacing: 0.08em;
}

/* Grid layout columns */
.col-12 { grid-column: span 12; }
.col-8 { grid-column: span 8; }
.col-6 { grid-column: span 6; }
.col-4 { grid-column: span 4; }

/* Chapter V — Features List (Amenities) */
.amenities-grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  border-top: var(--border-line);
  margin-top: 40px;
}

.amenity-card {
  display: flex;
  justify-content: space-between;
  align-items: center;
  border-bottom: var(--border-line);
  padding: 24px 30px;
  transition: var(--transition-smooth);
}

.amenity-card:nth-child(odd) {
  border-right: var(--border-line);
}

.amenity-card:hover {
  background-color: var(--bg-secondary);
}

.amenity-index {
  font-family: var(--font-mono);
  font-size: 0.7rem;
  color: var(--accent-gold);
  margin-right: 20px;
}

.amenity-title {
  font-family: var(--font-sans);
  font-size: 1rem;
  font-weight: 500;
  color: var(--text-primary);
  flex-grow: 1;
}

.amenity-desc {
  font-size: 0.85rem;
  color: var(--text-secondary);
  text-align: right;
  max-width: 250px;
}

/* Chapter VI — Investment Payment Calculator */
.calc-container {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 80px;
  background-color: var(--bg-secondary);
  border: var(--border-line);
  padding: 50px;
  margin-top: 40px;
}

.calc-inputs {
  display: flex;
  flex-direction: column;
  gap: 30px;
}

.calc-group {
  display: flex;
  flex-direction: column;
  gap: 10px;
}

.calc-label-row {
  display: flex;
  justify-content: space-between;
  align-items: center;
}

.calc-label {
  font-family: var(--font-mono);
  font-size: 0.72rem;
  text-transform: uppercase;
  letter-spacing: 0.08em;
  color: var(--text-muted);
}

.calc-value {
  font-family: var(--font-mono);
  font-size: 1.1rem;
  color: var(--text-primary);
  font-weight: 500;
}

/* Custom Styled sliders matching clean UI */
.calc-slider {
  -webkit-appearance: none;
  width: 100%;
  height: 2px;
  background: var(--bg-tertiary);
  outline: none;
}

.calc-slider::-webkit-slider-thumb {
  -webkit-appearance: none;
  appearance: none;
  width: 12px;
  height: 12px;
  border-radius: 50%;
  background: var(--text-primary);
  cursor: pointer;
  transition: var(--transition-smooth);
}

.calc-slider::-webkit-slider-thumb:hover {
  background: var(--accent-gold);
  transform: scale(1.3);
}

.calc-radio-group {
  display: flex;
  gap: 12px;
}

.calc-radio-btn {
  flex: 1;
  text-align: center;
  border: 1px solid var(--bg-tertiary);
  padding: 10px;
  font-family: var(--font-mono);
  font-size: 0.72rem;
  cursor: pointer;
  transition: var(--transition-smooth);
  background-color: var(--bg-primary);
}

.calc-radio-btn.active {
  background-color: var(--text-primary);
  color: var(--bg-primary);
  border-color: var(--text-primary);
}

.calc-results {
  border-left: var(--border-line);
  padding-left: 60px;
  display: flex;
  flex-direction: column;
  justify-content: center;
}

.calc-result-title {
  font-family: var(--font-mono);
  font-size: 0.75rem;
  text-transform: uppercase;
  letter-spacing: 0.1em;
  color: var(--text-muted);
  margin-bottom: 12px;
}

.calc-result-price {
  font-family: var(--font-mono);
  font-size: 3.5rem;
  font-weight: 400;
  color: var(--text-primary);
  margin-bottom: 30px;
}

.calc-breakdown {
  display: flex;
  flex-direction: column;
  gap: 14px;
}

.breakdown-row {
  display: flex;
  justify-content: space-between;
  font-size: 0.85rem;
}

.breakdown-lbl {
  color: var(--text-secondary);
}

.breakdown-val {
  font-family: var(--font-mono);
  font-weight: 500;
}

/* Map / Neighborhood Points of Interest */
.map-layout {
  display: grid;
  grid-template-columns: 1.1fr 0.9fr;
  gap: 60px;
  align-items: center;
  margin-top: 40px;
}

.map-visual-container {
  border: var(--border-line);
  background-color: var(--bg-secondary);
  padding: 8px;
  position: relative;
  height: 520px;
  overflow: hidden;
}

.map-visual {
  width: 100%;
  height: 100%;
  background-size: cover;
  background-position: center;
  position: relative;
  background-color: var(--bg-primary);
  /* Topographic map style svg background */
  background-image: radial-gradient(var(--bg-tertiary) 1px, transparent 0);
  background-size: 24px 24px;
}

/* Topographic map overlay */
.map-visual::before {
  content: "";
  position: absolute;
  top: 0; left: 0; width: 100%; height: 100%;
  opacity: 0.08;
  background-image: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' width='100%25' height='100%25'%3E%3Cpath d='M0,50 C100,60 200,40 300,50 C400,60 500,40 600,50' stroke='%23000' fill='none'/%3E%3Cpath d='M0,100 C150,110 250,90 350,100 C450,110 550,90 650,100' stroke='%23000' fill='none'/%3E%3Cpath d='M0,150 C100,165 300,140 400,150 C500,160 600,140 700,150' stroke='%23000' fill='none'/%3E%3Cpath d='M0,200 C80,220 280,180 380,200 C480,220 580,180 680,200' stroke='%23000' fill='none'/%3E%3Cpath d='M0,250 C120,270 320,230 420,250 C520,270 620,230 720,250' stroke='%23000' fill='none'/%3E%3C/svg%3E");
}

/* Subject property radar pulse pin */
.radar-pin {
  position: absolute;
  top: 50%;
  left: 50%;
  transform: translate(-50%, -50%);
  width: 24px;
  height: 24px;
  cursor: pointer;
  z-index: 100;
}

.radar-dot {
  position: absolute;
  top: 50%;
  left: 50%;
  transform: translate(-50%, -50%);
  width: 10px;
  height: 10px;
  background-color: var(--accent-gold);
  border-radius: 50%;
}

.radar-pulse {
  position: absolute;
  top: 0; left: 0; width: 100%; height: 100%;
  border: 1.5px solid var(--accent-gold);
  border-radius: 50%;
  animation: radar-glow 2.2s infinite ease-out;
}

/* Custom Hover Preview Card */
.map-hover-card {
  position: absolute;
  bottom: 60px;
  left: 50%;
  transform: translateX(-50%) translateY(20px);
  width: 280px;
  background-color: var(--glass-bg);
  backdrop-filter: blur(15px);
  border: 1px solid var(--glass-border);
  border-radius: 0;
  overflow: hidden;
  box-shadow: var(--shadow-lg);
  opacity: 0;
  pointer-events: none;
  transition: all 0.4s cubic-bezier(0.16, 1, 0.3, 1);
  z-index: 200;
}

.radar-pin:hover + .map-hover-card,
.map-hover-card:hover {
  opacity: 1;
  pointer-events: auto;
  transform: translateX(-50%) translateY(0);
}

.hover-card-img {
  width: 100%;
  height: 140px;
  object-fit: cover;
  border-bottom: 1px solid var(--glass-border);
}

.hover-card-body {
  padding: 16px;
  text-align: center;
}

.hover-card-title {
  font-family: var(--font-serif);
  font-size: 1.25rem;
  margin-bottom: 4px;
}

.hover-card-desc {
  font-family: var(--font-mono);
  font-size: 0.65rem;
  text-transform: uppercase;
  letter-spacing: 0.08em;
  color: var(--accent-gold);
}

.poi-list-container {
  height: 520px;
  display: flex;
  flex-direction: column;
}

.poi-list {
  display: flex;
  flex-direction: column;
  gap: 12px;
  overflow-y: auto;
  padding-right: 8px;
  margin-top: 24px;
}

.poi-card {
  border-bottom: var(--border-line);
  padding: 16px 0;
  cursor: pointer;
  transition: var(--transition-smooth);
}

.poi-card-header {
  display: flex;
  justify-content: space-between;
  align-items: center;
}

.poi-card h4 {
  font-family: var(--font-sans);
  font-size: 0.95rem;
  font-weight: 500;
  color: var(--text-primary);
}

.poi-card p {
  color: var(--text-secondary);
  font-size: 0.85rem;
  line-height: 1.5;
  margin-top: 8px;
  display: none;
}

.poi-card.active {
  border-bottom-color: var(--text-primary);
}

.poi-card.active h4 {
  color: var(--accent-gold);
}

.poi-card.active p {
  display: block;
}

/* Floor Plans section updates */
.floorplan-content {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 80px;
  align-items: center;
  margin-top: 40px;
}

.floorplan-visual {
  background-color: var(--bg-secondary);
  border: var(--border-line);
  padding: 40px;
  display: flex;
  align-items: center;
  justify-content: center;
  min-height: 440px;
}

.floor-blueprint {
  width: 100%;
  max-width: 440px;
  height: 300px;
  border: 1px dashed var(--accent-gold);
  position: relative;
  opacity: 0.9;
}

/* Split-Column Inquiry Section */
.inquiry-split-grid {
  display: grid;
  grid-template-columns: 0.8fr 1.2fr;
  gap: 80px;
  margin-top: 40px;
}

.inquiry-info-col {
  border-right: var(--border-line);
  padding-right: 60px;
}

.inquiry-subtitle {
  font-family: var(--font-mono);
  font-size: 0.65rem;
  text-transform: uppercase;
  letter-spacing: 0.12em;
  color: var(--text-muted);
  display: block;
  margin-bottom: 8px;
}

.inquiry-title {
  font-family: var(--font-sans);
  font-size: 2.2rem;
  line-height: 1.2;
  font-weight: 400;
  margin-bottom: 20px;
}

.inquiry-desc {
  font-size: 0.95rem;
  color: var(--text-secondary);
  line-height: 1.6;
  margin-bottom: 40px;
}

.inquiry-agents {
  display: flex;
  flex-direction: column;
  gap: 24px;
  margin-bottom: 40px;
}

.inquiry-agent-row {
  display: flex;
  align-items: center;
  gap: 16px;
}

.agent-avatar {
  width: 52px;
  height: 52px;
  border-radius: 50%;
  object-fit: cover;
  border: var(--border-line);
}

.agent-body-info {
  display: flex;
  flex-direction: column;
}

.agent-row-name {
  font-family: var(--font-sans);
  font-size: 0.95rem;
  font-weight: 600;
  color: var(--text-primary);
}

.agent-row-contact {
  font-size: 0.8rem;
  color: var(--text-secondary);
  display: flex;
  gap: 12px;
}

.inquiry-stats-row {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 20px;
  border-top: var(--border-line);
  padding-top: 24px;
}

.inquiry-stat-cell .stat-lbl {
  font-family: var(--font-mono);
  font-size: 0.65rem;
  text-transform: uppercase;
  letter-spacing: 0.1em;
  color: var(--text-muted);
  display: block;
  margin-bottom: 4px;
}

.inquiry-stat-cell .stat-val {
  font-family: var(--font-sans);
  font-size: 1.5rem;
  color: var(--text-primary);
}

/* Right side form card */
.inquiry-form-card {
  display: flex;
  flex-direction: column;
  gap: 30px;
}

.inquiry-form-card .form-title {
  font-family: var(--font-serif);
  font-size: 2.2rem;
  font-weight: 300;
  margin-bottom: 10px;
}

.inquiry-form {
  display: flex;
  flex-direction: column;
  gap: 24px;
}

.form-split-row {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 20px;
}

.form-item {
  display: flex;
  flex-direction: column;
  gap: 8px;
}

.form-item label {
  font-family: var(--font-mono);
  font-size: 0.65rem;
  text-transform: uppercase;
  letter-spacing: 0.1em;
  color: var(--text-muted);
}

.form-input-line {
  background: transparent;
  border: none;
  border-bottom: 1.5px solid var(--bg-tertiary);
  padding: 8px 0;
  color: var(--text-primary);
  font-family: var(--font-sans);
  font-size: 0.95rem;
  transition: var(--transition-smooth);
}

.form-input-line:focus {
  outline: none;
  border-bottom-color: var(--text-primary);
}

textarea.form-input-line {
  min-height: 80px;
  resize: vertical;
}

.btn-submit-black {
  background-color: #171715;
  color: #ffffff;
  border: none;
  padding: 14px 28px;
  font-family: var(--font-mono);
  font-size: 0.75rem;
  font-weight: 500;
  letter-spacing: 0.12em;
  text-transform: uppercase;
  cursor: pointer;
  transition: var(--transition-smooth);
  width: fit-content;
  margin-top: 10px;
}

.btn-submit-black:hover {
  background-color: var(--accent-gold);
}

.form-consent-text {
  font-size: 0.72rem;
  color: var(--text-muted);
  margin-top: -10px;
}

/* Ambient Audio Toggle Button */
.audio-music-player {
  position: fixed;
  bottom: 24px;
  left: 24px;
  z-index: 999;
}

.audio-toggle-btn {
  background-color: #171715;
  color: #ffffff;
  border: none;
  padding: 10px 18px;
  font-family: var(--font-mono);
  font-size: 0.68rem;
  letter-spacing: 0.1em;
  text-transform: uppercase;
  display: flex;
  align-items: center;
  gap: 8px;
  cursor: pointer;
  box-shadow: 0 4px 15px rgba(0,0,0,0.15);
  transition: var(--transition-smooth);
}

.audio-toggle-btn:hover {
  background-color: var(--accent-gold);
}

.audio-waves {
  display: flex;
  align-items: flex-end;
  gap: 2px;
  height: 8px;
}

.audio-bar {
  width: 2px;
  height: 2px;
  background-color: #ffffff;
  transition: var(--transition-smooth);
}

.playing .audio-bar:nth-child(1) { animation: wave 1.2s infinite alternate; }
.playing .audio-bar:nth-child(2) { animation: wave 0.8s infinite alternate 0.2s; }
.playing .audio-bar:nth-child(3) { animation: wave 1s infinite alternate 0.4s; }

/* Lightbox styles */
.lightbox {
  position: fixed;
  top: 0; left: 0; width: 100%; height: 100%;
  background-color: var(--bg-primary);
  z-index: 2000;
  display: flex;
  align-items: center;
  justify-content: center;
  opacity: 0;
  pointer-events: none;
  transition: opacity 0.5s cubic-bezier(0.16, 1, 0.3, 1);
}

.lightbox.active {
  opacity: 1;
  pointer-events: auto;
}

.lightbox-content-wrapper {
  position: relative;
  max-width: 85%;
  max-height: 80%;
  display: flex;
  flex-direction: column;
  align-items: center;
}

.lightbox-content {
  max-width: 100%;
  max-height: 70vh;
  object-fit: contain;
  border: var(--border-line);
}

.lightbox-caption {
  font-family: var(--font-serif);
  font-size: 1.4rem;
  color: var(--text-primary);
  margin-top: 24px;
}

/* Footer Section */
.footer {
  background-color: var(--bg-secondary);
  padding: 80px 0 40px 0;
  font-size: 0.82rem;
  color: var(--text-secondary);
}

.footer-inner {
  display: flex;
  justify-content: space-between;
  align-items: flex-start;
  margin-bottom: 50px;
}

.footer-brand {
  display: flex;
  flex-direction: column;
  gap: 16px;
  max-width: 400px;
}

.footer-brand h4 {
  font-size: 1.5rem;
}

.footer-links-row {
  display: flex;
  gap: 80px;
}

.footer-col h5 {
  font-family: var(--font-mono);
  font-size: 0.7rem;
  text-transform: uppercase;
  letter-spacing: 0.1em;
  color: var(--text-primary);
  margin-bottom: 20px;
}

.footer-col ul {
  list-style: none;
  display: flex;
  flex-direction: column;
  gap: 12px;
}

.footer-col a:hover {
  color: var(--accent-gold);
}

.footer-bottom {
  border-top: var(--border-line);
  padding-top: 30px;
  display: flex;
  justify-content: space-between;
  align-items: center;
}

/* Animations */
@keyframes fadeInUp {
  from {
    opacity: 0;
    transform: translateY(30px);
  }
  to {
    opacity: 1;
    transform: translateY(0);
  }
}

@keyframes radar-glow {
  0% {
    transform: scale(0.6);
    opacity: 1;
  }
  100% {
    transform: scale(2.2);
    opacity: 0;
  }
}

@keyframes wave {
  0% { height: 2px; }
  100% { height: 10px; }
}

@keyframes bounce {
  0%, 20%, 50%, 80%, 100% { transform: translateY(0) translateX(-50%); }
  40% { transform: translateY(-8px) translateX(-50%); }
  60% { transform: translateY(-4px) translateX(-50%); }
}

/* Responsive Overrides */
@media (max-width: 992px) {
  .section-title { font-size: 2.8rem; }
  .chapter-heading-row, .story-block-story, .residence-fig-grid, .essentials-grid, .amenities-grid, .calc-container, .map-layout, .floorplan-content, .inquiry-split-grid {
    grid-template-columns: 1fr;
    gap: 40px;
  }
  .story-img-wrapper img { height: 380px; }
  .essentials-grid { border-top: var(--border-line); border-left: none; }
  .essential-cell { border-left: var(--border-line); }
  .amenities-grid { border-top: none; }
  .calc-results { border-left: none; padding-left: 0; margin-top: 30px; }
  .inquiry-info-col { border-right: none; padding-right: 0; }
  .footer-inner { flex-direction: column; gap: 40px; }
}

@media (max-width: 600px) {
  .section-title { font-size: 2.2rem; }
  .essentials-grid { grid-template-columns: 1fr; }
  .nav-links { display: none; }
  .form-split-row { grid-template-columns: 1fr; }
  .calc-result-price { font-size: 2.5rem; }
}