/* ==========================================================================
   BHUBANESWAR INTERIOR DESIGN SERVICES (BIDS)
   Ultra-Premium Architectural 3D Glassmorphism Design System
   Palette: Deep Architectural Navy (#0b1329) & Accent Lime (#84cc16)
   ========================================================================== */

/* --- CSS Variables / Design Tokens --- */
:root {
  --color-bg-base: #131315;
  --color-bg-deep: #0b1329;
  --color-bg-surface: #1f1f21;
  --color-bg-surface-low: #1b1b1d;
  --color-bg-surface-high: #2a2a2c;
  --color-bg-elevated: #283047;
  
  --color-accent: #94de2d;
  --color-accent-hover: #acf847;
  --color-accent-dark: #7ac100;
  --color-accent-glow: rgba(148, 222, 45, 0.28);
  --color-accent-dim: rgba(148, 222, 45, 0.12);

  --color-text-primary: #e4e2e4;
  --color-text-secondary: #c6c6ce;
  --color-text-muted: #94a3b8;
  --color-text-inverse: #102000;

  --glass-bg-subtle: rgba(255, 255, 255, 0.03);
  --glass-bg-base: rgba(255, 255, 255, 0.06);
  --glass-bg-medium: rgba(255, 255, 255, 0.08);
  --glass-bg-hover: rgba(255, 255, 255, 0.12);
  --glass-bg-deep: rgba(11, 19, 41, 0.85);

  --glass-border-subtle: rgba(255, 255, 255, 0.08);
  --glass-border-base: rgba(255, 255, 255, 0.15);
  --glass-border-hover: rgba(255, 255, 255, 0.28);
  --glass-border-accent: rgba(148, 222, 45, 0.45);

  --blur-sm: 8px;
  --blur-md: 16px;
  --blur-lg: 20px;
  --blur-xl: 36px;

  --shadow-sm: 0 4px 12px rgba(0, 0, 0, 0.35);
  --shadow-md: 0 12px 28px rgba(0, 0, 0, 0.45);
  --shadow-lg: 0 24px 50px -10px rgba(0, 0, 0, 0.65);
  --shadow-glow: 0 0 35px var(--color-accent-glow);

  --radius-sm: 8px;
  --radius-md: 16px;
  --radius-lg: 24px;
  --radius-xl: 32px;
  --radius-pill: 9999px;

  --font-primary: 'Plus Jakarta Sans', -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, sans-serif;
  --font-display: 'Plus Jakarta Sans', -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, sans-serif;
  --font-body: 'Inter', -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, sans-serif;
  
  --transition-fast: 0.2s cubic-bezier(0.16, 1, 0.3, 1);
  --transition-smooth: 0.35s cubic-bezier(0.16, 1, 0.3, 1);
  --transition-spatial: 0.55s cubic-bezier(0.16, 1, 0.3, 1);

  --container-width: 1400px;
  --header-height: 90px;
}

/* --- Global Reset & Box Sizing --- */
*, *::before, *::after {
  box-sizing: border-box;
  margin: 0;
  padding: 0;
}

html {
  font-size: 16px;
  scroll-behavior: smooth;
  -webkit-text-size-adjust: 100%;
}

body {
  font-family: var(--font-primary);
  background-color: var(--color-bg-base);
  color: var(--color-text-primary);
  line-height: 1.65;
  min-height: 100vh;
  overflow-x: hidden;
  position: relative;
  -webkit-font-smoothing: antialiased;
  -moz-osx-font-smoothing: grayscale;
  background-image: 
    radial-gradient(ellipse 80% 50% at 50% -20%, rgba(15, 27, 56, 0.9), transparent 70%),
    radial-gradient(circle at 10% 40%, rgba(132, 204, 22, 0.03), transparent 40%),
    radial-gradient(circle at 90% 70%, rgba(30, 58, 138, 0.08), transparent 50%);
  background-attachment: fixed;
}

/* Cursor Spotlight (Desktop only) */
.cursor-spotlight {
  pointer-events: none;
  position: fixed;
  width: 650px;
  height: 650px;
  border-radius: 50%;
  background: radial-gradient(circle, rgba(132, 204, 22, 0.045) 0%, rgba(11, 19, 41, 0) 70%);
  transform: translate(-50%, -50%);
  z-index: 999;
  transition: opacity 0.4s ease;
  opacity: 0;
}
body:hover .cursor-spotlight {
  opacity: 1;
}

/* --- Typography --- */
h1, h2, h3, h4, h5, h6 {
  font-family: var(--font-primary);
  font-weight: 700;
  color: var(--color-text-primary);
  line-height: 1.18;
  letter-spacing: -0.025em;
}

h1 {
  font-size: clamp(2.6rem, 5.5vw, 4.8rem);
  font-weight: 800;
  letter-spacing: -0.035em;
}

h2 {
  font-size: clamp(2rem, 3.8vw, 3rem);
  font-weight: 750;
}

h3 {
  font-size: clamp(1.35rem, 2.2vw, 1.85rem);
  font-weight: 650;
}

p {
  color: var(--color-text-secondary);
  font-size: 1.05rem;
}

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

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

/* Utilities */
.container {
  width: 100%;
  max-width: var(--container-width);
  margin-left: auto;
  margin-right: auto;
  padding-left: 1.5rem;
  padding-right: 1.5rem;
}

.text-accent {
  color: var(--color-accent) !important;
}

.text-gradient {
  background: linear-gradient(135deg, #ffffff 30%, #94a3b8 100%);
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
}

.text-gradient-accent {
  background: linear-gradient(135deg, #ffffff 20%, var(--color-accent) 100%);
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
}

.eyebrow {
  display: inline-flex;
  align-items: center;
  gap: 0.5rem;
  font-size: 0.85rem;
  font-weight: 700;
  text-transform: uppercase;
  letter-spacing: 0.12em;
  color: var(--color-accent);
  margin-bottom: 0.85rem;
}

.eyebrow-pill {
  padding: 0.35rem 0.95rem;
  border-radius: var(--radius-pill);
  background: var(--color-accent-dim);
  border: 1px solid var(--glass-border-accent);
}

.badge-trust {
  display: inline-flex;
  align-items: center;
  gap: 0.4rem;
  padding: 0.3rem 0.75rem;
  background: rgba(255, 255, 255, 0.08);
  border: 1px solid var(--glass-border-base);
  border-radius: var(--radius-pill);
  font-size: 0.82rem;
  font-weight: 600;
  color: #fbbf24;
  backdrop-filter: blur(var(--blur-sm));
}

/* --- Glassmorphism Components --- */
.glass-card {
  background: var(--glass-bg-base);
  border: 1px solid var(--glass-border-base);
  backdrop-filter: blur(var(--blur-lg));
  -webkit-backdrop-filter: blur(var(--blur-lg));
  border-radius: var(--radius-lg);
  box-shadow: var(--shadow-md);
  transition: transform var(--transition-smooth), border-color var(--transition-smooth), box-shadow var(--transition-smooth), background-color var(--transition-smooth);
  position: relative;
  overflow: hidden;
}

.glass-card::before {
  content: '';
  position: absolute;
  inset: 0;
  background: radial-gradient(600px circle at var(--mouse-x, 50%) var(--mouse-y, 50%), rgba(255, 255, 255, 0.08), transparent 40%);
  opacity: 0;
  transition: opacity 0.4s ease;
  pointer-events: none;
  z-index: 1;
}

.glass-card:hover::before {
  opacity: 1;
}

.glass-card:hover {
  border-color: var(--glass-border-hover);
  background: var(--glass-bg-hover);
  box-shadow: var(--shadow-lg), 0 0 25px rgba(148, 222, 45, 0.08);
  transform: translateY(-4px);
}

.glass-card-accent:hover {
  border-color: var(--glass-border-accent);
  box-shadow: var(--shadow-glow), var(--shadow-lg);
}

.glass-panel-deep {
  background: var(--glass-bg-deep);
  border: 1px solid var(--glass-border-subtle);
  backdrop-filter: blur(var(--blur-xl));
  -webkit-backdrop-filter: blur(var(--blur-xl));
}

/* Bento Grid Classes */
.bento-grid-12 {
  display: grid;
  grid-template-columns: repeat(12, 1fr);
  gap: 1.5rem;
}

.bento-col-8 {
  grid-column: span 8;
}

.bento-col-4 {
  grid-column: span 4;
}

.bento-col-6 {
  grid-column: span 6;
}

.bento-col-12 {
  grid-column: span 12;
}

@media (max-width: 1024px) {
  .bento-col-8, .bento-col-4, .bento-col-6 {
    grid-column: span 12;
  }
}

/* --- Buttons --- */
.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 0.6rem;
  padding: 0.85rem 1.75rem;
  font-size: 0.95rem;
  font-weight: 700;
  font-family: var(--font-primary);
  border-radius: var(--radius-pill);
  cursor: pointer;
  transition: all var(--transition-smooth);
  border: 1px solid transparent;
  outline: none;
  text-decoration: none;
  white-space: nowrap;
}

.btn-primary {
  background-color: var(--color-accent);
  color: var(--color-text-inverse);
  box-shadow: 0 4px 20px var(--color-accent-glow);
}

.btn-primary:hover {
  background-color: var(--color-accent-hover);
  transform: translateY(-2px);
  box-shadow: 0 8px 30px var(--color-accent-glow);
}

.btn-glass {
  background: var(--glass-bg-base);
  color: var(--color-text-primary);
  border-color: var(--glass-border-base);
  backdrop-filter: blur(var(--blur-sm));
}

.btn-glass:hover {
  background: var(--glass-bg-hover);
  border-color: var(--glass-border-hover);
  transform: translateY(-2px);
}

.btn-whatsapp {
  background: #25d366;
  color: #ffffff;
  box-shadow: 0 4px 18px rgba(37, 211, 102, 0.35);
}

.btn-whatsapp:hover {
  background: #22c55e;
  transform: translateY(-2px);
  box-shadow: 0 8px 24px rgba(37, 211, 102, 0.45);
}

.btn-lg {
  padding: 1.05rem 2.2rem;
  font-size: 1.05rem;
}

.btn-sm {
  padding: 0.55rem 1.15rem;
  font-size: 0.85rem;
}

/* Material Symbol Icon Sizing */
.material-symbols-outlined {
  font-size: 1.25em;
  line-height: 1;
  vertical-align: middle;
}

/* --- SRIT Demo Topline Banner --- */
.demo-topline {
  background: rgba(11, 19, 41, 0.95);
  border-bottom: 1px solid rgba(255, 255, 255, 0.08);
  font-size: 0.78rem;
  font-weight: 600;
  color: #94a3b8;
  padding: 0.45rem 1.25rem;
  text-align: center;
  position: relative;
  z-index: 1002;
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 0.6rem;
  letter-spacing: 0.04em;
  line-height: 1.4;
}

.demo-topline strong {
  color: var(--color-accent);
}

/* --- Floating 3D Glass Navigation --- */
.header-wrapper {
  position: fixed;
  top: 34px;
  left: 0;
  right: 0;
  z-index: 1000;
  padding: 1.25rem 2rem;
  transition: top var(--transition-smooth), padding var(--transition-smooth), background-color var(--transition-smooth);
}

.header-scrolled {
  top: 0;
  padding: 0.75rem 2rem;
}

.nav-glass-container {
  max-width: var(--container-width);
  margin: 0 auto;
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 0.85rem 2rem;
  background: rgba(11, 19, 41, 0.82);
  border: 1px solid var(--glass-border-base);
  backdrop-filter: blur(var(--blur-lg));
  -webkit-backdrop-filter: blur(var(--blur-lg));
  border-radius: var(--radius-pill);
  box-shadow: 0 10px 30px -5px rgba(0, 0, 0, 0.5), 0 0 20px rgba(148, 222, 45, 0.05);
  transition: all var(--transition-smooth);
}

.header-scrolled .nav-glass-container {
  background: rgba(8, 14, 30, 0.94);
  border-color: var(--glass-border-hover);
  box-shadow: var(--shadow-lg), 0 0 25px rgba(148, 222, 45, 0.08);
}

.brand-logo {
  display: flex;
  align-items: center;
  gap: 0.85rem;
  text-decoration: none;
}

.brand-symbol {
  width: 40px;
  height: 40px;
  border-radius: 10px;
  background: linear-gradient(135deg, var(--color-accent), #365314);
  display: flex;
  align-items: center;
  justify-content: center;
  color: var(--color-text-inverse);
  font-weight: 800;
  font-size: 1.15rem;
  box-shadow: 0 4px 14px var(--color-accent-glow);
}

.brand-text {
  display: flex;
  flex-direction: column;
}

.brand-name {
  font-size: 1.05rem;
  font-weight: 800;
  letter-spacing: -0.02em;
  color: #ffffff;
  line-height: 1.1;
}

.brand-tagline {
  font-size: 0.72rem;
  color: var(--color-text-secondary);
  letter-spacing: 0.03em;
  text-transform: uppercase;
}

.nav-links {
  display: flex;
  align-items: center;
  gap: 1.75rem;
  list-style: none;
}

.nav-item a {
  font-size: 0.92rem;
  font-weight: 600;
  color: var(--color-text-secondary);
  padding: 0.4rem 0.2rem;
  position: relative;
  transition: color var(--transition-fast);
}

.nav-item a:hover,
.nav-item.active a {
  color: #ffffff;
}

.nav-item.active a::after {
  content: '';
  position: absolute;
  bottom: -4px;
  left: 0;
  right: 0;
  height: 2px;
  background: var(--color-accent);
  border-radius: var(--radius-pill);
  box-shadow: 0 0 10px var(--color-accent);
}

.nav-actions {
  display: flex;
  align-items: center;
  gap: 0.75rem;
}

.mobile-menu-toggle {
  display: none;
  background: var(--glass-bg-base);
  border: 1px solid var(--glass-border-base);
  color: var(--color-text-primary);
  width: 42px;
  height: 42px;
  border-radius: 50%;
  align-items: center;
  justify-content: center;
  cursor: pointer;
}

/* Mobile Drawer */
.mobile-nav-drawer {
  position: fixed;
  inset: 0;
  background: rgba(6, 11, 24, 0.96);
  backdrop-filter: blur(var(--blur-xl));
  z-index: 1005;
  display: flex;
  flex-direction: column;
  padding: 2rem 1.5rem;
  transform: translateX(100%);
  transition: transform var(--transition-spatial);
}

.mobile-nav-drawer.open {
  transform: translateX(0);
}

.mobile-nav-header {
  display: flex;
  align-items: center;
  justify-content: space-between;
  margin-bottom: 2.5rem;
}

.mobile-nav-links {
  list-style: none;
  display: flex;
  flex-direction: column;
  gap: 1.5rem;
}

.mobile-nav-links a {
  font-size: 1.4rem;
  font-weight: 700;
  color: var(--color-text-secondary);
  display: flex;
  align-items: center;
  justify-content: space-between;
}

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

.mobile-nav-footer {
  margin-top: auto;
  display: flex;
  flex-direction: column;
  gap: 0.9rem;
}

/* --- Hero Section (3D Cinematic Depth) --- */
.hero-section {
  position: relative;
  min-height: 94vh;
  padding-top: calc(var(--header-height) + 3.5rem);
  padding-bottom: 4rem;
  display: flex;
  align-items: center;
  overflow: hidden;
}

.hero-grid {
  display: grid;
  grid-template-columns: 1.15fr 0.85fr;
  gap: 3.5rem;
  align-items: center;
  position: relative;
  z-index: 2;
}

.hero-content {
  display: flex;
  flex-direction: column;
  gap: 1.4rem;
}

.hero-title {
  font-size: clamp(2.8rem, 5.2vw, 4.4rem);
  line-height: 1.1;
  font-weight: 800;
}

.hero-subtitle {
  font-size: 1.2rem;
  color: var(--color-text-secondary);
  max-width: 580px;
  line-height: 1.6;
}

.hero-cta-group {
  display: flex;
  align-items: center;
  gap: 1rem;
  flex-wrap: wrap;
  margin-top: 0.5rem;
}

.hero-trust-bar {
  display: flex;
  align-items: center;
  gap: 1.5rem;
  margin-top: 1rem;
  padding-top: 1.5rem;
  border-top: 1px solid var(--glass-border-subtle);
}

.trust-stat {
  display: flex;
  flex-direction: column;
}

.trust-stat-val {
  font-size: 1.3rem;
  font-weight: 800;
  color: #ffffff;
}

.trust-stat-label {
  font-size: 0.78rem;
  color: var(--color-text-muted);
  text-transform: uppercase;
  letter-spacing: 0.05em;
}

/* Hero 3D Spatial Canvas */
.hero-visual-3d {
  position: relative;
  height: 520px;
  perspective: 1200px;
}

.hero-main-card {
  position: absolute;
  inset: 20px 20px 20px 20px;
  border-radius: var(--radius-xl);
  overflow: hidden;
  box-shadow: var(--shadow-lg);
  border: 1px solid var(--glass-border-base);
  transform-style: preserve-3d;
  transition: transform 0.6s cubic-bezier(0.16, 1, 0.3, 1);
}

.hero-main-img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  transform: scale(1.04);
  transition: transform 0.8s ease;
}

.hero-main-overlay {
  position: absolute;
  inset: 0;
  background: linear-gradient(180deg, rgba(11, 19, 41, 0.1) 0%, rgba(6, 11, 24, 0.75) 100%);
}

/* Floating Glass Floating Badges */
.floating-glass-badge {
  position: absolute;
  background: rgba(11, 19, 41, 0.82);
  border: 1px solid var(--glass-border-base);
  backdrop-filter: blur(var(--blur-md));
  padding: 0.9rem 1.25rem;
  border-radius: var(--radius-md);
  box-shadow: var(--shadow-lg);
  display: flex;
  align-items: center;
  gap: 0.85rem;
  z-index: 5;
  animation: floatSlow 6s ease-in-out infinite alternate;
}

.badge-top-right {
  top: -10px;
  right: -10px;
  animation-delay: 0.5s;
}

.badge-bottom-left {
  bottom: 0px;
  left: -20px;
  animation-delay: 2s;
}

@keyframes floatSlow {
  0% { transform: translateY(0px) rotate(0deg); }
  100% { transform: translateY(-10px) rotate(1deg); }
}

.badge-icon-box {
  width: 42px;
  height: 42px;
  border-radius: 10px;
  background: var(--color-accent-dim);
  border: 1px solid var(--glass-border-accent);
  display: flex;
  align-items: center;
  justify-content: center;
  color: var(--color-accent);
}

/* --- Section Layouts --- */
.section {
  padding: 6.5rem 0;
  position: relative;
}

.section-header {
  text-align: center;
  max-width: 720px;
  margin: 0 auto 4rem auto;
}

.section-header.text-left {
  text-align: left;
  margin-left: 0;
}

.section-subtitle {
  margin-top: 1rem;
  font-size: 1.12rem;
  color: var(--color-text-secondary);
}

/* --- Editorial Statement: "Design You Can Feel" --- */
.statement-section {
  background: linear-gradient(180deg, var(--color-bg-base) 0%, var(--color-bg-deep) 50%, var(--color-bg-base) 100%);
}

.statement-grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 4rem;
  align-items: center;
}

.statement-quote {
  font-size: clamp(1.8rem, 3.2vw, 2.6rem);
  font-weight: 750;
  line-height: 1.25;
  color: #ffffff;
  position: relative;
}

.statement-quote::before {
  content: '“';
  font-size: 6rem;
  color: var(--color-accent-glow);
  position: absolute;
  top: -2.5rem;
  left: -1.5rem;
  z-index: -1;
  font-family: Georgia, serif;
}

.statement-pillars {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 1.5rem;
}

.pillar-card {
  padding: 1.75rem;
  border-radius: var(--radius-md);
  background: var(--glass-bg-base);
  border: 1px solid var(--glass-border-subtle);
}

.pillar-icon {
  font-size: 2rem;
  color: var(--color-accent);
  margin-bottom: 0.75rem;
}

.pillar-title {
  font-size: 1.1rem;
  font-weight: 700;
  margin-bottom: 0.35rem;
  color: #ffffff;
}

.pillar-desc {
  font-size: 0.9rem;
  color: var(--color-text-secondary);
}

/* --- Spatial Services Showcase Grid --- */
.services-grid-4 {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
  gap: 2rem;
}

.service-spatial-card {
  position: relative;
  border-radius: var(--radius-lg);
  overflow: hidden;
  background: var(--glass-bg-base);
  border: 1px solid var(--glass-border-base);
  transition: all var(--transition-spatial);
  display: flex;
  flex-direction: column;
}

.service-card-img-wrap {
  position: relative;
  height: 240px;
  overflow: hidden;
}

.service-card-img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  transition: transform 0.7s cubic-bezier(0.16, 1, 0.3, 1);
}

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

.service-card-overlay {
  position: absolute;
  inset: 0;
  background: linear-gradient(180deg, transparent 40%, rgba(11, 19, 41, 0.9) 100%);
}

.service-card-body {
  padding: 1.75rem;
  display: flex;
  flex-direction: column;
  flex-grow: 1;
  gap: 0.75rem;
}

.service-card-title {
  font-size: 1.35rem;
  font-weight: 700;
  color: #ffffff;
}

.service-card-desc {
  font-size: 0.92rem;
  color: var(--color-text-secondary);
  line-height: 1.55;
}

.service-card-materials {
  display: flex;
  flex-wrap: wrap;
  gap: 0.4rem;
  margin-top: 0.5rem;
}

.mat-tag {
  font-size: 0.72rem;
  padding: 0.2rem 0.6rem;
  border-radius: var(--radius-pill);
  background: rgba(255, 255, 255, 0.06);
  border: 1px solid var(--glass-border-subtle);
  color: var(--color-text-secondary);
}

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

.service-learn-more {
  font-size: 0.88rem;
  font-weight: 700;
  color: var(--color-accent);
  display: inline-flex;
  align-items: center;
  gap: 0.35rem;
}

.service-spatial-card:hover .service-learn-more {
  transform: translateX(4px);
}

/* --- Interactive Transformation Section (Before -> Design -> After) --- */
.transformation-section {
  background: var(--color-bg-deep);
  position: relative;
  overflow: hidden;
}

.transformation-container {
  position: relative;
  max-width: 1080px;
  margin: 0 auto;
}

.comparison-wrapper {
  position: relative;
  width: 100%;
  height: 560px;
  border-radius: var(--radius-xl);
  overflow: hidden;
  border: 1px solid var(--glass-border-base);
  box-shadow: var(--shadow-lg);
  user-select: none;
}

.comparison-image {
  position: absolute;
  top: 0;
  left: 0;
  width: 100%;
  height: 100%;
  object-fit: cover;
}

.comparison-overlay-after {
  position: absolute;
  top: 0;
  left: 0;
  width: 50%;
  height: 100%;
  overflow: hidden;
  border-right: 2px solid var(--color-accent);
  box-shadow: 0 0 20px var(--color-accent-glow);
}

.comparison-overlay-after img {
  position: absolute;
  top: 0;
  left: 0;
  width: 1080px; /* matched container */
  max-width: none;
  height: 100%;
  object-fit: cover;
}

.comparison-slider-handle {
  position: absolute;
  top: 50%;
  left: 50%;
  transform: translate(-50%, -50%);
  width: 48px;
  height: 48px;
  border-radius: 50%;
  background: var(--color-accent);
  color: var(--color-text-inverse);
  display: flex;
  align-items: center;
  justify-content: center;
  box-shadow: 0 0 25px var(--color-accent-glow), 0 4px 15px rgba(0,0,0,0.5);
  cursor: ew-resize;
  z-index: 10;
}

.comparison-label {
  position: absolute;
  bottom: 1.5rem;
  padding: 0.4rem 1rem;
  border-radius: var(--radius-pill);
  font-size: 0.85rem;
  font-weight: 700;
  background: rgba(6, 11, 24, 0.8);
  border: 1px solid var(--glass-border-base);
  backdrop-filter: blur(var(--blur-md));
  z-index: 8;
  color: #ffffff;
}

.label-before {
  right: 1.5rem;
}

.label-after {
  left: 1.5rem;
  color: var(--color-accent);
}

/* --- Tactile Material Exploration Section --- */
.materials-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(220px, 1fr));
  gap: 1.5rem;
}

.material-card {
  padding: 1.75rem 1.5rem;
  border-radius: var(--radius-lg);
  background: var(--glass-bg-base);
  border: 1px solid var(--glass-border-subtle);
  transition: all var(--transition-smooth);
  display: flex;
  flex-direction: column;
  gap: 0.85rem;
}

.material-card:hover {
  border-color: var(--glass-border-accent);
  transform: translateY(-4px);
  background: var(--glass-bg-hover);
}

.material-icon-wrap {
  width: 50px;
  height: 50px;
  border-radius: 12px;
  background: var(--color-accent-dim);
  border: 1px solid var(--glass-border-accent);
  display: flex;
  align-items: center;
  justify-content: center;
  color: var(--color-accent);
}

.material-name {
  font-size: 1.15rem;
  font-weight: 700;
  color: #ffffff;
}

.material-desc {
  font-size: 0.88rem;
  color: var(--color-text-secondary);
}

/* --- Process Timeline (7 Architectural Steps) --- */
.process-timeline {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(240px, 1fr));
  gap: 1.5rem;
  position: relative;
}

.process-step-card {
  padding: 2rem 1.5rem;
  border-radius: var(--radius-lg);
  background: var(--glass-bg-base);
  border: 1px solid var(--glass-border-base);
  position: relative;
  display: flex;
  flex-direction: column;
  gap: 0.85rem;
}

.process-num {
  font-size: 2.2rem;
  font-weight: 800;
  color: var(--color-accent);
  opacity: 0.85;
  font-family: var(--font-display);
}

.process-title {
  font-size: 1.2rem;
  font-weight: 700;
  color: #ffffff;
}

.process-desc {
  font-size: 0.88rem;
  color: var(--color-text-secondary);
  line-height: 1.5;
}

/* --- Portfolio Gallery / Projects Section --- */
.portfolio-filter-bar {
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 0.75rem;
  flex-wrap: wrap;
  margin-bottom: 3rem;
}

.filter-btn {
  padding: 0.55rem 1.25rem;
  border-radius: var(--radius-pill);
  font-size: 0.88rem;
  font-weight: 600;
  background: var(--glass-bg-base);
  border: 1px solid var(--glass-border-base);
  color: var(--color-text-secondary);
  cursor: pointer;
  transition: all var(--transition-fast);
}

.filter-btn:hover,
.filter-btn.active {
  background: var(--color-accent);
  color: var(--color-text-inverse);
  border-color: var(--color-accent);
  box-shadow: 0 4px 16px var(--color-accent-glow);
}

.portfolio-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(360px, 1fr));
  gap: 2rem;
}

.project-card {
  border-radius: var(--radius-lg);
  overflow: hidden;
  background: var(--glass-bg-base);
  border: 1px solid var(--glass-border-base);
  transition: all var(--transition-spatial);
  display: flex;
  flex-direction: column;
}

.project-card:hover {
  transform: translateY(-6px);
  border-color: var(--glass-border-hover);
  box-shadow: var(--shadow-lg);
}

.project-img-wrapper {
  position: relative;
  height: 280px;
  overflow: hidden;
}

.project-img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  transition: transform 0.7s cubic-bezier(0.16, 1, 0.3, 1);
}

.project-card:hover .project-img {
  transform: scale(1.07);
}

.project-badge-cat {
  position: absolute;
  top: 1rem;
  left: 1rem;
  padding: 0.35rem 0.85rem;
  border-radius: var(--radius-pill);
  background: rgba(6, 11, 24, 0.85);
  border: 1px solid var(--glass-border-base);
  backdrop-filter: blur(var(--blur-md));
  font-size: 0.75rem;
  font-weight: 700;
  color: var(--color-accent);
}

.project-body {
  padding: 1.75rem;
  display: flex;
  flex-direction: column;
  gap: 0.75rem;
  flex-grow: 1;
}

.project-meta {
  display: flex;
  align-items: center;
  gap: 1rem;
  font-size: 0.82rem;
  color: var(--color-text-muted);
}

.project-title {
  font-size: 1.3rem;
  font-weight: 700;
  color: #ffffff;
}

.project-summary {
  font-size: 0.9rem;
  color: var(--color-text-secondary);
}

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

/* --- Lightbox Modal --- */
.lightbox-modal {
  position: fixed;
  inset: 0;
  background: rgba(6, 11, 24, 0.95);
  backdrop-filter: blur(var(--blur-xl));
  z-index: 1050;
  display: none;
  align-items: center;
  justify-content: center;
  padding: 2rem;
}

.lightbox-modal.active {
  display: flex;
}

.lightbox-content {
  max-width: 900px;
  width: 100%;
  position: relative;
  text-align: center;
}

.lightbox-img {
  width: 100%;
  max-height: 80vh;
  object-fit: contain;
  border-radius: var(--radius-md);
  box-shadow: var(--shadow-lg);
  border: 1px solid var(--glass-border-base);
}

.lightbox-close {
  position: absolute;
  top: -45px;
  right: 0;
  background: var(--glass-bg-base);
  border: 1px solid var(--glass-border-base);
  color: #ffffff;
  width: 40px;
  height: 40px;
  border-radius: 50%;
  cursor: pointer;
  display: flex;
  align-items: center;
  justify-content: center;
}

/* --- Customer Reviews & Trust Section --- */
.reviews-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(320px, 1fr));
  gap: 2rem;
}

.review-card {
  padding: 2rem;
  border-radius: var(--radius-lg);
  background: var(--glass-bg-base);
  border: 1px solid var(--glass-border-base);
  display: flex;
  flex-direction: column;
  gap: 1rem;
}

.review-stars {
  color: #fbbf24;
  display: flex;
  gap: 0.2rem;
}

.review-highlight {
  font-size: 1.05rem;
  font-weight: 700;
  color: #ffffff;
}

.review-quote {
  font-size: 0.92rem;
  color: var(--color-text-secondary);
  line-height: 1.6;
}

.review-author-bar {
  margin-top: auto;
  padding-top: 1rem;
  border-top: 1px solid var(--glass-border-subtle);
  display: flex;
  align-items: center;
  justify-content: space-between;
}

.review-author-name {
  font-size: 0.92rem;
  font-weight: 700;
  color: #ffffff;
}

.review-location {
  font-size: 0.78rem;
  color: var(--color-text-muted);
}

.verified-pill {
  display: inline-flex;
  align-items: center;
  gap: 0.25rem;
  font-size: 0.72rem;
  color: var(--color-accent);
  background: var(--color-accent-dim);
  padding: 0.2rem 0.55rem;
  border-radius: var(--radius-pill);
  border: 1px solid var(--glass-border-accent);
}

/* --- High-Impact Site Visit Booking CTA Banner --- */
.cta-banner-section {
  position: relative;
  overflow: hidden;
}

.cta-banner-card {
  padding: 4.5rem 3rem;
  border-radius: var(--radius-xl);
  background: linear-gradient(135deg, rgba(15, 27, 56, 0.95), rgba(11, 19, 41, 0.95));
  border: 1px solid var(--glass-border-hover);
  box-shadow: var(--shadow-lg), var(--shadow-glow);
  text-align: center;
  position: relative;
  overflow: hidden;
}

.cta-banner-card::before {
  content: '';
  position: absolute;
  top: -50%;
  left: 50%;
  transform: translateX(-50%);
  width: 800px;
  height: 400px;
  background: radial-gradient(ellipse, rgba(132, 204, 22, 0.12), transparent 70%);
  pointer-events: none;
}

.cta-title {
  font-size: clamp(2.2rem, 4vw, 3.2rem);
  font-weight: 800;
  margin-bottom: 1rem;
}

.cta-subtitle {
  font-size: 1.15rem;
  color: var(--color-text-secondary);
  max-width: 650px;
  margin: 0 auto 2.5rem auto;
}

.cta-button-row {
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 1.25rem;
  flex-wrap: wrap;
}

/* --- Interactive Booking Modal Dialog --- */
.modal-backdrop {
  position: fixed;
  inset: 0;
  background: rgba(6, 11, 24, 0.88);
  backdrop-filter: blur(var(--blur-lg));
  z-index: 1040;
  display: none;
  align-items: center;
  justify-content: center;
  padding: 1.5rem;
}

.modal-backdrop.open {
  display: flex;
}

.modal-card {
  max-width: 600px;
  width: 100%;
  background: rgba(11, 19, 41, 0.95);
  border: 1px solid var(--glass-border-base);
  border-radius: var(--radius-xl);
  box-shadow: var(--shadow-lg);
  padding: 2.5rem;
  position: relative;
  max-height: 90vh;
  overflow-y: auto;
}

.modal-close-btn {
  position: absolute;
  top: 1.25rem;
  right: 1.25rem;
  background: var(--glass-bg-base);
  border: 1px solid var(--glass-border-base);
  color: var(--color-text-secondary);
  width: 36px;
  height: 36px;
  border-radius: 50%;
  cursor: pointer;
  display: flex;
  align-items: center;
  justify-content: center;
  transition: all var(--transition-fast);
}

.modal-close-btn:hover {
  color: #ffffff;
  background: var(--glass-bg-hover);
}

.form-group {
  margin-bottom: 1.25rem;
  display: flex;
  flex-direction: column;
  gap: 0.4rem;
}

.form-label {
  font-size: 0.88rem;
  font-weight: 600;
  color: var(--color-text-secondary);
}

.form-input,
.form-select,
.form-textarea {
  width: 100%;
  padding: 0.85rem 1.1rem;
  background: rgba(255, 255, 255, 0.05);
  border: 1px solid var(--glass-border-base);
  border-radius: var(--radius-sm);
  color: #ffffff;
  font-family: var(--font-primary);
  font-size: 0.95rem;
  outline: none;
  transition: border-color var(--transition-fast), background var(--transition-fast);
}

.form-input:focus,
.form-select:focus,
.form-textarea:focus {
  border-color: var(--color-accent);
  background: rgba(255, 255, 255, 0.08);
  box-shadow: 0 0 12px var(--color-accent-glow);
}

.form-select option {
  background: var(--color-bg-surface);
  color: #ffffff;
}

.form-row {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 1rem;
}

/* --- Sticky Conversion Floating Actions Bar --- */
.floating-actions-bar {
  position: fixed;
  bottom: 1.5rem;
  left: 50%;
  transform: translateX(-50%);
  z-index: 990;
  display: flex;
  align-items: center;
  gap: 0.75rem;
  padding: 0.6rem 1rem;
  background: rgba(11, 19, 41, 0.88);
  border: 1px solid var(--glass-border-base);
  backdrop-filter: blur(var(--blur-lg));
  border-radius: var(--radius-pill);
  box-shadow: var(--shadow-lg);
  transition: all var(--transition-smooth);
}

.floating-action-item {
  display: flex;
  align-items: center;
  gap: 0.5rem;
  font-size: 0.88rem;
  font-weight: 700;
  padding: 0.5rem 1rem;
  border-radius: var(--radius-pill);
  transition: all var(--transition-fast);
}

/* --- Architectural Dark Footer --- */
.site-footer {
  background: #040812;
  border-top: 1px solid var(--glass-border-subtle);
  padding: 5rem 0 2rem 0;
  position: relative;
}

.footer-grid {
  display: grid;
  grid-template-columns: 1.4fr 1fr 1fr 1.2fr;
  gap: 3rem;
  margin-bottom: 4rem;
}

.footer-col-title {
  font-size: 1.1rem;
  font-weight: 700;
  color: #ffffff;
  margin-bottom: 1.25rem;
}

.footer-links {
  list-style: none;
  display: flex;
  flex-direction: column;
  gap: 0.75rem;
}

.footer-links a {
  font-size: 0.92rem;
  color: var(--color-text-secondary);
}

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

.footer-contact-item {
  display: flex;
  align-items: flex-start;
  gap: 0.75rem;
  margin-bottom: 0.9rem;
  font-size: 0.9rem;
  color: var(--color-text-secondary);
}

.footer-contact-item .material-symbols-outlined {
  color: var(--color-accent);
  margin-top: 2px;
}

.footer-bottom {
  padding-top: 2rem;
  border-top: 1px solid var(--glass-border-subtle);
  display: flex;
  align-items: center;
  justify-content: space-between;
  font-size: 0.82rem;
  color: var(--color-text-muted);
  flex-wrap: wrap;
  gap: 1rem;
}

/* --- Scroll Animations (IntersectionObserver) --- */
.reveal-fade {
  opacity: 0;
  transform: translateY(28px);
  transition: opacity 0.7s cubic-bezier(0.16, 1, 0.3, 1), transform 0.7s cubic-bezier(0.16, 1, 0.3, 1);
}

.reveal-fade.revealed {
  opacity: 1;
  transform: translateY(0);
}

/* --- Responsive Media Queries --- */
@media (max-width: 1024px) {
  .hero-grid {
    grid-template-columns: 1fr;
    gap: 2.5rem;
  }
  .hero-visual-3d {
    height: 440px;
  }
  .statement-grid {
    grid-template-columns: 1fr;
  }
  .footer-grid {
    grid-template-columns: 1fr 1fr;
    gap: 2.5rem;
  }
}

@media (max-width: 768px) {
  .header-wrapper {
    top: 36px;
    padding: 0.75rem 1rem;
  }
  .header-scrolled {
    top: 0;
    padding: 0.5rem 1rem;
  }
  .nav-glass-container {
    padding: 0.65rem 1.15rem;
  }
  .nav-links,
  .nav-actions .btn {
    display: none;
  }
  .mobile-menu-toggle {
    display: flex;
  }
  .section {
    padding: 4.5rem 0;
  }
  .comparison-wrapper {
    height: 400px;
  }
  .statement-pillars {
    grid-template-columns: 1fr;
  }
  .form-row {
    grid-template-columns: 1fr;
  }
  .footer-grid {
    grid-template-columns: 1fr;
  }
  .floating-actions-bar {
    width: calc(100% - 2rem);
    bottom: 1rem;
    justify-content: space-around;
  }
  .floating-action-item span:not(.material-symbols-outlined) {
    font-size: 0.8rem;
  }
}

/* --- Accessibility: Reduced Motion --- */
@media (prefers-reduced-motion: reduce) {
  *, *::before, *::after {
    animation-duration: 0.01ms !important;
    animation-iteration-count: 1 !important;
    transition-duration: 0.01ms !important;
    scroll-behavior: auto !important;
  }
  .cursor-spotlight {
    display: none !important;
  }
  .reveal-fade {
    opacity: 1 !important;
    transform: none !important;
  }
  .floating-glass-badge {
    animation: none !important;
  }
}