/* ============================================
   PREMIUM KITCHEN FACADE UPGRADE - 2027
   Modern Premium Minimalism Design System
   ============================================ */

/* CSS Variables & Design Tokens */
:root {
  /* Colors - Premium Palette 2027 */
  --color-white: #FFFFFF;
  --color-off-white: #FAFAFA;
  --color-cream: #F5F3F0;
  --color-champagne: #E8E4DE;
  --color-smoke: #F8F8F8;
  --color-graphite: #2A2A2A;
  --color-charcoal: #1A1A1A;
  --color-black: #0D0D0D;
  --color-silver: #C0C0C0;
  --color-silver-light: #D4D4D4;
  --color-warm-metal: #B8A99A;
  --color-gold-subtle: #D4C4B0;
  --color-smoke-gray: #6B6B6B;
  --color-mid-gray: #8A8A8A;
  --color-light-gray: #E5E5E5;
  --color-accent: #C9A87C;
  --color-accent-hover: #B8976B;
  
  /* Glassmorphism */
  --glass-bg: rgba(255, 255, 255, 0.08);
  --glass-bg-dark: rgba(0, 0, 0, 0.4);
  --glass-border: rgba(255, 255, 255, 0.18);
  --glass-border-dark: rgba(0, 0, 0, 0.1);
  --glass-blur: 20px;
  
  /* Typography */
  --font-display: 'SF Pro Display', -apple-system, BlinkMacSystemFont, 'Segoe UI', sans-serif;
  --font-body: 'SF Pro Text', -apple-system, BlinkMacSystemFont, 'Segoe UI', sans-serif;
  --font-accent: 'Playfair Display', Georgia, serif;
  
  /* Font Sizes - 2027 Scale */
  --text-xs: clamp(0.75rem, 0.7rem + 0.25vw, 0.875rem);
  --text-sm: clamp(0.875rem, 0.8rem + 0.35vw, 1rem);
  --text-base: clamp(1rem, 0.9rem + 0.5vw, 1.125rem);
  --text-lg: clamp(1.125rem, 1rem + 0.65vw, 1.375rem);
  --text-xl: clamp(1.25rem, 1.1rem + 0.75vw, 1.75rem);
  --text-2xl: clamp(1.5rem, 1.2rem + 1.5vw, 2.5rem);
  --text-3xl: clamp(2rem, 1.5rem + 2.5vw, 4rem);
  --text-4xl: clamp(2.5rem, 1.8rem + 3.5vw, 5.5rem);
  --text-5xl: clamp(2.35rem, 1.56rem + 3.91vw, 5.47rem);
  --text-6xl: clamp(4rem, 2.5rem + 7.5vw, 10rem);
  
  /* Spacing */
  --space-xs: clamp(0.5rem, 0.4rem + 0.5vw, 0.75rem);
  --space-sm: clamp(0.75rem, 0.6rem + 0.75vw, 1.25rem);
  --space-md: clamp(1rem, 0.8rem + 1vw, 2rem);
  --space-lg: clamp(1.5rem, 1.2rem + 1.5vw, 3rem);
  --space-xl: clamp(2rem, 1.5rem + 2.5vw, 5rem);
  --space-2xl: clamp(3rem, 2rem + 5vw, 8rem);
  --space-3xl: clamp(4rem, 2.5rem + 7.5vw, 12rem);
  
  /* Transitions */
  --transition-fast: 0.2s cubic-bezier(0.4, 0, 0.2, 1);
  --transition-base: 0.4s cubic-bezier(0.4, 0, 0.2, 1);
  --transition-slow: 0.6s cubic-bezier(0.4, 0, 0.2, 1);
  --transition-premium: 0.8s cubic-bezier(0.16, 1, 0.3, 1);
  
  /* Shadows - Premium Depth */
  --shadow-sm: 0 1px 2px rgba(0, 0, 0, 0.04);
  --shadow-md: 0 4px 12px rgba(0, 0, 0, 0.06), 0 2px 4px rgba(0, 0, 0, 0.04);
  --shadow-lg: 0 12px 40px rgba(0, 0, 0, 0.08), 0 4px 12px rgba(0, 0, 0, 0.04);
  --shadow-xl: 0 24px 80px rgba(0, 0, 0, 0.12), 0 8px 24px rgba(0, 0, 0, 0.06);
  --shadow-glow: 0 0 60px rgba(201, 168, 124, 0.15);
  --shadow-inner: inset 0 2px 4px rgba(0, 0, 0, 0.04);
  
  /* Border Radius */
  --radius-sm: 8px;
  --radius-md: 16px;
  --radius-lg: 24px;
  --radius-xl: 32px;
  --radius-full: 9999px;
  
  /* Z-index Scale */
  --z-base: 1;
  --z-dropdown: 100;
  --z-sticky: 200;
  --z-modal: 300;
  --z-tooltip: 400;
  --z-top: 500;
}

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

html {
  scroll-behavior: smooth;
  -webkit-font-smoothing: antialiased;
  -moz-osx-font-smoothing: grayscale;
}

body {
  font-family: var(--font-body);
  font-size: var(--text-base);
  line-height: 1.6;
  color: var(--color-charcoal);
  background-color: var(--color-white);
  overflow-x: hidden;
}

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

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

ul, ol {
  list-style: none;
}

button {
  font-family: inherit;
  cursor: pointer;
  border: none;
  background: none;
}

input, textarea, select {
  font-family: inherit;
  font-size: inherit;
}

/* Typography */
h1, h2, h3, h4, h5, h6 {
  font-family: var(--font-display);
  font-weight: 500;
  line-height: 1.1;
  letter-spacing: -0.02em;
}

.text-display {
  font-size: var(--text-6xl);
  font-weight: 600;
  letter-spacing: -0.03em;
  line-height: 0.95;
}

.text-headline {
  font-size: var(--text-4xl);
  font-weight: 500;
  letter-spacing: -0.02em;
}

.text-title {
  font-size: var(--text-3xl);
  font-weight: 500;
}

.text-subtitle {
  font-size: var(--text-xl);
  font-weight: 400;
  color: var(--color-smoke-gray);
}

.text-body {
  font-size: var(--text-base);
  line-height: 1.7;
  color: var(--color-smoke-gray);
}

.text-accent {
  font-family: var(--font-accent);
  font-style: italic;
}

.text-gradient {
  background: linear-gradient(135deg, var(--color-charcoal) 0%, var(--color-smoke-gray) 100%);
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  background-clip: text;
}

.text-gradient-gold {
  background: linear-gradient(135deg, var(--color-accent) 0%, var(--color-gold-subtle) 50%, var(--color-warm-metal) 100%);
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  background-clip: text;
}

/* Premium Button Styles */
.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: var(--space-xs);
  padding: var(--space-sm) var(--space-lg);
  font-size: var(--text-sm);
  font-weight: 500;
  letter-spacing: 0.02em;
  border-radius: var(--radius-full);
  transition: var(--transition-premium);
  position: relative;
  overflow: hidden;
}

.btn::before {
  content: '';
  position: absolute;
  inset: 0;
  background: linear-gradient(105deg, transparent 40%, rgba(255,255,255,0.4) 50%, transparent 60%);
  transform: translateX(-100%);
  transition: var(--transition-slow);
}

.btn:hover::before {
  transform: translateX(100%);
}

.btn-primary {
  background: var(--color-charcoal);
  color: var(--color-white);
  box-shadow: var(--shadow-md);
}

.btn-primary:hover {
  background: var(--color-black);
  box-shadow: var(--shadow-lg), var(--shadow-glow);
  transform: translateY(-2px);
}

.btn-secondary {
  background: var(--color-white);
  color: var(--color-charcoal);
  border: 1px solid var(--color-light-gray);
  box-shadow: var(--shadow-sm);
}

.btn-secondary:hover {
  border-color: var(--color-smoke-gray);
  box-shadow: var(--shadow-md);
  transform: translateY(-2px);
}

.btn-glass {
  background: var(--glass-bg);
  backdrop-filter: blur(var(--glass-blur));
  -webkit-backdrop-filter: blur(var(--glass-blur));
  border: 1px solid var(--glass-border);
  color: var(--color-white);
}

.btn-glass:hover {
  background: rgba(255, 255, 255, 0.15);
  box-shadow: 0 8px 32px rgba(0, 0, 0, 0.2);
}

/* Brand colors for messenger buttons */
.btn-glass[href*="t.me"] i {
  color: #0088cc;
}

.btn-glass[href*="viber"] i {
  color: #665CAC;
}

.btn-accent {
  background: linear-gradient(135deg, var(--color-accent) 0%, var(--color-gold-subtle) 100%);
  color: var(--color-white);
  box-shadow: var(--shadow-md);
}

.btn-accent:hover {
  box-shadow: var(--shadow-lg), var(--shadow-glow);
  transform: translateY(-2px);
}

.btn-large {
  padding: var(--space-md) var(--space-xl);
  font-size: var(--text-base);
}

/* Glass Card */
.glass-card {
  background: var(--glass-bg);
  backdrop-filter: blur(var(--glass-blur));
  -webkit-backdrop-filter: blur(var(--glass-blur));
  border: 1px solid var(--glass-border);
  border-radius: var(--radius-lg);
  transition: var(--transition-premium);
}

.glass-card:hover {
  background: rgba(255, 255, 255, 0.12);
  box-shadow: 0 24px 80px rgba(0, 0, 0, 0.15);
  transform: translateY(-4px);
}

/* Premium Card */
.premium-card {
  background: var(--color-white);
  border-radius: var(--radius-lg);
  box-shadow: var(--shadow-md);
  overflow: hidden;
  transition: var(--transition-premium);
  position: relative;
}

.premium-card::after {
  content: '';
  position: absolute;
  inset: 0;
  background: linear-gradient(180deg, transparent 60%, rgba(0,0,0,0.03) 100%);
  pointer-events: none;
}

.premium-card:hover {
  box-shadow: var(--shadow-xl);
  transform: translateY(-8px);
}

/* Section Styles */
.section {
  padding: var(--space-3xl) 0;
  position: relative;
}

.section-dark {
  background: var(--color-charcoal);
  color: var(--color-white);
}

.section-cream {
  background: var(--color-cream);
}

.section-smoke {
  background: var(--color-smoke);
}

.container {
  width: 100%;
  max-width: 1400px;
  margin: 0 auto;
  padding: 0 var(--space-lg);
}

.container-narrow {
  max-width: 1000px;
}

.container-wide {
  max-width: 1600px;
}

/* Section Header */
.section-header {
  text-align: center;
  margin-bottom: var(--space-2xl);
}

.section-label {
  display: inline-flex;
  align-items: center;
  gap: var(--space-xs);
  font-size: var(--text-xs);
  font-weight: 500;
  letter-spacing: 0.15em;
  text-transform: uppercase;
  color: var(--color-accent);
  margin-bottom: var(--space-md);
}

.section-label::before,
.section-label::after {
  content: '';
  width: 24px;
  height: 1px;
  background: currentColor;
  opacity: 0.5;
}

.section-title {
  font-size: var(--text-3xl);
  font-weight: 500;
  margin-bottom: var(--space-md);
}

.section-subtitle {
  font-size: var(--text-lg);
  color: var(--color-smoke-gray);
  max-width: 600px;
  margin: 0 auto;
}

/* Navigation */
.nav {
  position: fixed;
  top: 0;
  left: 0;
  right: 0;
  z-index: var(--z-sticky);
  padding: var(--space-md) 0;
  transition: var(--transition-slow);
}

.nav-scrolled {
  padding: var(--space-sm) 0;
  background: rgba(255, 255, 255, 0.85);
  backdrop-filter: blur(20px);
  -webkit-backdrop-filter: blur(20px);
  box-shadow: var(--shadow-sm);
}

.nav-inner {
  display: flex;
  align-items: center;
  justify-content: space-between;
  max-width: 1400px;
  margin: 0 auto;
  padding: 0 var(--space-lg);
}

.nav-logo {
  display: flex;
  align-items: center;
  text-decoration: none;
  flex-shrink: 0;
}

.nav-logo-img {
  height: 79px;
  width: auto;
  max-width: 316px;
  object-fit: contain;
  display: block;
}

.nav-logo span {
  color: var(--color-accent);
}

.nav-links {
  display: flex;
  align-items: center;
  gap: var(--space-lg);
}

.nav-link {
  font-size: var(--text-sm);
  font-weight: 500;
  color: var(--color-smoke-gray);
  position: relative;
  padding: var(--space-xs) 0;
}

.nav-link::after {
  content: '';
  position: absolute;
  bottom: 0;
  left: 0;
  width: 0;
  height: 1px;
  background: var(--color-accent);
  transition: var(--transition-base);
}

.nav-link:hover,
.nav-link.active {
  color: var(--color-charcoal);
}

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

.nav-cta {
  display: flex;
  align-items: center;
  gap: var(--space-sm);
}

.nav-instagram {
  font-size: var(--text-xl);
  color: var(--color-charcoal);
  display: flex;
  align-items: center;
  justify-content: center;
  width: 40px;
  height: 40px;
  border-radius: 50%;
  transition: var(--transition-base);
}

.nav-instagram:hover {
  color: #E4405F;
  transform: scale(1.1);
}

/* Original Brand Colors for Social Icons */
.footer-social a[aria-label="Instagram"]:hover {
  color: #E4405F;
}

.footer-social a[aria-label="Telegram"]:hover {
  color: #0088cc;
}

.footer-social a[aria-label="Viber"]:hover {
  color: #665CAC;
}

.footer-social a[aria-label="YouTube"]:hover {
  color: #FF0000;
}

.nav-phone {
  font-size: var(--text-sm);
  font-weight: 500;
  color: var(--color-charcoal);
  display: flex;
  align-items: center;
  gap: var(--space-xs);
}

/* Mobile Menu */
.mobile-menu-btn {
  display: none;
  flex-direction: column;
  gap: 5px;
  padding: var(--space-xs);
}

.mobile-menu-btn span {
  display: block;
  width: 24px;
  height: 2px;
  background: var(--color-charcoal);
  transition: var(--transition-base);
}

/* Hero Section */
.hero {
  min-height: 100vh;
  display: flex;
  align-items: center;
  position: relative;
  overflow: hidden;
  padding-top: 140px;
}

.hero-bg {
  position: absolute;
  inset: 0;
  z-index: -1;
}

.hero-bg-gradient {
  position: absolute;
  inset: 0;
  background: 
    radial-gradient(ellipse at 20% 50%, rgba(201, 168, 124, 0.08) 0%, transparent 50%),
    radial-gradient(ellipse at 80% 20%, rgba(212, 196, 176, 0.06) 0%, transparent 40%),
    linear-gradient(180deg, var(--color-cream) 0%, var(--color-white) 50%, var(--color-champagne) 100%);
}

.hero-grid {
  position: absolute;
  inset: 0;
  background-image: 
    linear-gradient(rgba(0,0,0,0.02) 1px, transparent 1px),
    linear-gradient(90deg, rgba(0,0,0,0.02) 1px, transparent 1px);
  background-size: 80px 80px;
  opacity: 0.5;
}

.hero-glow {
  position: absolute;
  width: 600px;
  height: 600px;
  border-radius: 50%;
  background: radial-gradient(circle, rgba(201, 168, 124, 0.15) 0%, transparent 70%);
  filter: blur(60px);
  top: 10%;
  right: 10%;
  animation: float-glow 8s ease-in-out infinite;
}

@keyframes float-glow {
  0%, 100% { transform: translate(0, 0) scale(1); }
  50% { transform: translate(-30px, 30px) scale(1.1); }
}

.hero-content {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: var(--space-2xl);
  align-items: center;
  width: 100%;
}

.hero-text {
  max-width: 600px;
}

.hero-label {
  display: inline-flex;
  align-items: center;
  gap: var(--space-sm);
  font-size: var(--text-xs);
  font-weight: 500;
  letter-spacing: 0.15em;
  text-transform: uppercase;
  color: var(--color-accent);
  margin-bottom: var(--space-lg);
  padding: var(--space-xs) var(--space-md);
  background: rgba(201, 168, 124, 0.1);
  border-radius: var(--radius-full);
}

.hero-title {
  font-size: var(--text-5xl);
  font-weight: 600;
  line-height: 1.05;
  letter-spacing: -0.03em;
  margin-bottom: var(--space-lg);
}

.hero-title .accent {
  color: var(--color-accent);
  position: relative;
}

.hero-subtitle {
  font-size: var(--text-lg);
  color: var(--color-smoke-gray);
  margin-bottom: var(--space-xl);
  line-height: 1.7;
}

.hero-cta {
  display: flex;
  align-items: center;
  gap: var(--space-md);
  flex-wrap: wrap;
}

.hero-stats {
  display: flex;
  gap: var(--space-xl);
  margin-top: var(--space-2xl);
  padding-top: var(--space-xl);
  border-top: 1px solid var(--color-light-gray);
}

.stat-item {
  display: flex;
  flex-direction: column;
  gap: var(--space-xs);
}

.stat-value {
  font-size: var(--text-2xl);
  font-weight: 600;
  color: var(--color-charcoal);
}

.stat-label {
  font-size: var(--text-xs);
  color: var(--color-smoke-gray);
  text-transform: uppercase;
  letter-spacing: 0.1em;
}

.hero-visual {
  position: relative;
  height: 600px;
}

.hero-image-main {
  position: absolute;
  width: 85%;
  height: 90%;
  right: 0;
  top: 5%;
  border-radius: var(--radius-xl);
  overflow: hidden;
  box-shadow: var(--shadow-xl);
  background: linear-gradient(135deg, var(--color-champagne) 0%, var(--color-cream) 100%);
}

.hero-image-main img {
  width: 100%;
  height: 100%;
  object-fit: cover;
}

.hero-image-float {
  position: absolute;
  width: 200px;
  height: 260px;
  left: 0;
  bottom: 10%;
  border-radius: var(--radius-lg);
  overflow: hidden;
  box-shadow: var(--shadow-xl);
  border: 4px solid var(--color-white);
  animation: float-image 6s ease-in-out infinite;
}

@keyframes float-image {
  0%, 100% { transform: translateY(0) rotate(-2deg); }
  50% { transform: translateY(-15px) rotate(0deg); }
}

.hero-badge {
  position: absolute;
  bottom: 25%;
  left: -20px;
  background: var(--color-white);
  padding: var(--space-md);
  border-radius: var(--radius-md);
  box-shadow: var(--shadow-lg);
  display: flex;
  align-items: center;
  gap: var(--space-sm);
  animation: float-badge 5s ease-in-out infinite;
  animation-delay: -2s;
}

@keyframes float-badge {
  0%, 100% { transform: translateY(0); }
  50% { transform: translateY(-10px); }
}

.hero-badge-icon {
  width: 40px;
  height: 40px;
  background: linear-gradient(135deg, var(--color-accent) 0%, var(--color-gold-subtle) 100%);
  border-radius: var(--radius-sm);
  display: flex;
  align-items: center;
  justify-content: center;
  color: var(--color-white);
  font-size: var(--text-lg);
}

.hero-badge-text {
  font-size: var(--text-sm);
  font-weight: 500;
}

.hero-badge-subtext {
  font-size: var(--text-xs);
  color: var(--color-smoke-gray);
}

/* Features Section */
.features-grid {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: var(--space-lg);
  justify-items: center;
  max-width: 1200px;
  margin: 0 auto;
}

.feature-card {
  padding: var(--space-xl);
  text-align: center;
  border-radius: var(--radius-lg);
  background: var(--color-white);
  box-shadow: var(--shadow-md);
  transition: var(--transition-premium);
  width: 100%;
  max-width: 280px;
}

.feature-card:hover {
  transform: translateY(-8px);
  box-shadow: var(--shadow-xl);
}

.feature-icon {
  width: 64px;
  height: 64px;
  margin: 0 auto var(--space-md);
  background: linear-gradient(135deg, rgba(201, 168, 124, 0.1) 0%, rgba(212, 196, 176, 0.1) 100%);
  border-radius: var(--radius-md);
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: var(--text-2xl);
  color: var(--color-accent);
  position: relative;
}

.feature-icon::after {
  content: '';
  position: absolute;
  inset: -4px;
  border: 1px solid rgba(201, 168, 124, 0.2);
  border-radius: var(--radius-md);
  animation: pulse-border 3s ease-in-out infinite;
}

@keyframes pulse-border {
  0%, 100% { opacity: 0.2; transform: scale(1); }
  50% { opacity: 0.5; transform: scale(1.05); }
}

.feature-title {
  font-size: var(--text-lg);
  font-weight: 500;
  margin-bottom: var(--space-xs);
}

.feature-desc {
  font-size: var(--text-sm);
  color: var(--color-smoke-gray);
}

/* Services Section */
.services-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: var(--space-lg);
  justify-items: center;
  max-width: 1200px;
  margin: 0 auto;
}

.service-card {
  position: relative;
  border-radius: var(--radius-lg);
  overflow: hidden;
  background: var(--color-white);
  box-shadow: var(--shadow-md);
  transition: var(--transition-premium);
  width: 100%;
  max-width: 380px;
}

.service-card:hover {
  transform: translateY(-8px);
  box-shadow: var(--shadow-xl);
}

.service-image {
  height: 240px;
  position: relative;
  overflow: hidden;
}

.service-image img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  transition: var(--transition-slow);
}

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

.service-image-overlay {
  position: absolute;
  inset: 0;
  background: linear-gradient(180deg, transparent 50%, rgba(0,0,0,0.6) 100%);
  opacity: 0;
  transition: var(--transition-base);
}

.service-card:hover .service-image-overlay {
  opacity: 1;
}

.service-content {
  padding: var(--space-lg);
}

.service-title {
  font-size: var(--text-xl);
  font-weight: 500;
  margin-bottom: var(--space-xs);
}

.service-desc {
  font-size: var(--text-sm);
  color: var(--color-smoke-gray);
  margin-bottom: var(--space-md);
}

.service-link {
  display: inline-flex;
  align-items: center;
  gap: var(--space-xs);
  font-size: var(--text-sm);
  font-weight: 500;
  color: var(--color-accent);
}

.service-link:hover {
  gap: var(--space-sm);
}

/* Before/After Section */
.compare-section {
  background: var(--color-charcoal);
  color: var(--color-white);
}

.compare-wrapper {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: var(--space-2xl);
  align-items: center;
  max-width: 1200px;
  margin: 0 auto;
}

.compare-text {
  max-width: 500px;
}

.compare-title {
  font-size: var(--text-3xl);
  margin-bottom: var(--space-md);
}

.compare-desc {
  font-size: var(--text-base);
  color: var(--color-silver);
  margin-bottom: var(--space-lg);
}

.compare-features {
  display: flex;
  flex-direction: column;
  gap: var(--space-sm);
  margin-bottom: var(--space-xl);
}

.compare-feature {
  display: flex;
  align-items: center;
  gap: var(--space-sm);
  font-size: var(--text-sm);
}

.compare-feature-icon {
  width: 24px;
  height: 24px;
  background: var(--color-accent);
  border-radius: 50%;
  display: flex;
  align-items: center;
  justify-content: center;
  color: var(--color-white);
  font-size: 12px;
}

.compare-slider {
  position: relative;
  height: 500px;
  border-radius: var(--radius-lg);
  overflow: hidden;
  box-shadow: var(--shadow-xl);
}

.compare-container {
  position: relative;
  width: 100%;
  height: 100%;
}

.compare-image {
  position: absolute;
  inset: 0;
  width: 100%;
  height: 100%;
}

.compare-image img {
  width: 100%;
  height: 100%;
  object-fit: cover;
}

.compare-image-after {
  clip-path: inset(0 50% 0 0);
}

.compare-handle {
  position: absolute;
  top: 0;
  bottom: 0;
  left: 50%;
  width: 4px;
  background: var(--color-white);
  transform: translateX(-50%);
  cursor: ew-resize;
  z-index: 10;
}

.compare-handle-circle {
  position: absolute;
  top: 50%;
  left: 50%;
  transform: translate(-50%, -50%);
  width: 48px;
  height: 48px;
  background: var(--color-white);
  border-radius: 50%;
  display: flex;
  align-items: center;
  justify-content: center;
  box-shadow: var(--shadow-lg);
}

.compare-handle-circle::before,
.compare-handle-circle::after {
  content: '';
  width: 0;
  height: 0;
  border-style: solid;
  margin: 0 4px;
}

.compare-handle-circle::before {
  border-width: 6px 8px 6px 0;
  border-color: transparent var(--color-charcoal) transparent transparent;
}

.compare-handle-circle::after {
  border-width: 6px 0 6px 8px;
  border-color: transparent transparent transparent var(--color-charcoal);
}

/* Portfolio Grid */
.portfolio-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: var(--space-md);
}

.portfolio-item {
  position: relative;
  border-radius: var(--radius-lg);
  overflow: hidden;
  aspect-ratio: 4/5;
  cursor: pointer;
}

.portfolio-item img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  transition: var(--transition-slow);
}

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

.portfolio-overlay {
  position: absolute;
  inset: 0;
  background: linear-gradient(180deg, transparent 30%, rgba(0,0,0,0.8) 100%);
  display: flex;
  flex-direction: column;
  justify-content: flex-end;
  padding: var(--space-lg);
  opacity: 0;
  transition: var(--transition-base);
}

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

.portfolio-tag {
  display: inline-block;
  font-size: var(--text-xs);
  color: var(--color-accent);
  text-transform: uppercase;
  letter-spacing: 0.1em;
  margin-bottom: var(--space-xs);
}

.portfolio-title {
  font-size: var(--text-lg);
  font-weight: 500;
  color: var(--color-white);
}

.portfolio-filters {
  display: flex;
  justify-content: center;
  gap: var(--space-sm);
  margin-bottom: var(--space-xl);
  flex-wrap: wrap;
}

.filter-btn {
  padding: var(--space-xs) var(--space-md);
  font-size: var(--text-sm);
  border-radius: var(--radius-full);
  background: var(--color-white);
  border: 1px solid var(--color-light-gray);
  transition: var(--transition-base);
}

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

/* Process Section */
.process-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(280px, 320px));
  gap: var(--space-lg);
  justify-items: center;
  justify-content: center;
  max-width: 1200px;
  margin: 0 auto;
}

.process-card {
  position: relative;
  padding: var(--space-xl);
  text-align: center;
  width: 100%;
  max-width: 280px;
}

.process-number {
  position: absolute;
  top: 0;
  left: 50%;
  transform: translateX(-50%);
  font-size: var(--text-6xl);
  font-weight: 700;
  color: var(--color-light-gray);
  opacity: 0.5;
  line-height: 1;
  z-index: 0;
}

.process-content {
  position: relative;
  z-index: 1;
  padding-top: var(--space-lg);
}

.process-icon {
  width: 80px;
  height: 80px;
  margin: 0 auto var(--space-md);
  background: var(--color-white);
  border-radius: 50%;
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: var(--text-2xl);
  box-shadow: var(--shadow-md);
}

.process-title {
  font-size: var(--text-lg);
  font-weight: 500;
  margin-bottom: var(--space-xs);
}

.process-desc {
  font-size: var(--text-sm);
  color: var(--color-smoke-gray);
}

/* Materials Section */
.materials-grid {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: var(--space-md);
}

.material-card {
  position: relative;
  border-radius: var(--radius-lg);
  overflow: hidden;
  aspect-ratio: 3/4;
  cursor: pointer;
}

.material-card img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  transition: var(--transition-slow);
}

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

.material-info {
  position: absolute;
  bottom: 0;
  left: 0;
  right: 0;
  padding: var(--space-lg);
  background: linear-gradient(180deg, transparent 0%, rgba(0,0,0,0.8) 100%);
  color: var(--color-white);
  transform: translateY(100%);
  transition: var(--transition-base);
}

.material-card:hover .material-info {
  transform: translateY(0);
}

.material-name {
  font-size: var(--text-lg);
  font-weight: 500;
  margin-bottom: var(--space-xs);
}

.material-price {
  font-size: var(--text-sm);
  color: var(--color-accent);
}

/* Testimonials */
.testimonials-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: var(--space-lg);
}

.testimonial-card {
  padding: var(--space-lg);
  background: var(--color-white);
  border-radius: var(--radius-lg);
  box-shadow: 0 4px 20px rgba(0, 0, 0, 0.08);
  transition: all 0.4s cubic-bezier(0.4, 0, 0.2, 1);
  position: relative;
  overflow: hidden;
  display: flex;
  flex-direction: column;
  min-height: 320px;
  max-height: 380px;
}

.testimonial-card::before {
  content: '"';
  position: absolute;
  top: 5px;
  right: 15px;
  font-size: 60px;
  font-family: Georgia, serif;
  color: var(--color-champagne);
  opacity: 0.5;
  line-height: 1;
}

.testimonial-card:hover {
  transform: translateY(-8px);
  box-shadow: 0 12px 40px rgba(0, 0, 0, 0.15);
}

.testimonial-stars {
  display: flex;
  gap: 4px;
  margin-bottom: var(--space-sm);
  color: #FFB800;
  flex-shrink: 0;
}

.testimonial-text {
  font-size: var(--text-base);
  color: var(--color-smoke-gray);
  line-height: 1.7;
  font-style: italic;
  flex: 1;
  overflow: hidden;
  display: -webkit-box;
  -webkit-line-clamp: 8;
  -webkit-box-orient: vertical;
}

.testimonial-author {
  display: flex;
  align-items: center;
  gap: var(--space-sm);
  margin-top: auto;
  padding-top: var(--space-md);
}

.testimonial-avatar {
  width: 52px;
  height: 52px;
  border-radius: 50%;
  background: linear-gradient(135deg, var(--color-champagne) 0%, var(--color-cream) 100%);
  display: flex;
  align-items: center;
  justify-content: center;
  font-weight: 600;
  color: var(--color-charcoal);
  box-shadow: 0 2px 8px rgba(0, 0, 0, 0.1);
  border: 2px solid var(--color-white);
}

.testimonial-name {
  font-size: var(--text-sm);
  font-weight: 600;
  color: var(--color-charcoal);
}

.testimonial-role {
  font-size: var(--text-xs);
  color: var(--color-smoke-gray);
}

.testimonial-role {
  font-size: var(--text-xs);
  color: var(--color-smoke-gray);
}

/* FAQ Section */
.faq-list {
  max-width: 800px;
  margin: 0 auto;
}

.faq-item {
  border-bottom: 1px solid var(--color-light-gray);
}

.faq-question {
  width: 100%;
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: var(--space-lg) 0;
  font-size: var(--text-lg);
  font-weight: 500;
  text-align: left;
  transition: var(--transition-base);
}

.faq-question:hover {
  color: var(--color-accent);
}

.faq-icon {
  width: 32px;
  height: 32px;
  border-radius: 50%;
  background: var(--color-smoke);
  display: flex;
  align-items: center;
  justify-content: center;
  transition: var(--transition-base);
  flex-shrink: 0;
}

.faq-item.active .faq-icon {
  background: var(--color-accent);
  color: var(--color-white);
  transform: rotate(45deg);
}

.faq-answer {
  max-height: 0;
  overflow: hidden;
  transition: var(--transition-slow);
}

.faq-item.active .faq-answer {
  max-height: 300px;
}

.faq-answer-inner {
  padding-bottom: var(--space-lg);
  font-size: var(--text-base);
  color: var(--color-smoke-gray);
  line-height: 1.7;
}

/* CTA Section */
.cta-section {
  background: var(--color-black);
  color: var(--color-white);
  position: relative;
  overflow: hidden;
}

.cta-bg {
  position: absolute;
  inset: 0;
  background: var(--color-black);
}

.cta-content {
  text-align: center;
  max-width: 700px;
  margin: 0 auto;
  position: relative;
  z-index: 1;
}

.cta-title {
  font-size: var(--text-3xl);
  margin-bottom: var(--space-md);
}

.cta-desc {
  font-size: var(--text-lg);
  color: var(--color-silver);
  margin-bottom: var(--space-xl);
}

/* Footer */
.footer {
  background: var(--color-black);
  color: var(--color-white);
  padding: var(--space-2xl) 0 var(--space-lg);
}

.footer-grid {
  display: grid;
  grid-template-columns: 2fr 1fr 1fr 1fr;
  gap: var(--space-2xl);
  margin-bottom: var(--space-2xl);
}

.footer-brand {
  max-width: 300px;
}

.footer-logo {
  display: block;
  margin-bottom: var(--space-md);
  text-decoration: none;
}

.footer-logo-img {
  height: 128px;
  width: auto;
  max-width: 448px;
  object-fit: contain;
  display: block;
}

.footer-logo span {
  color: var(--color-accent);
}

.footer-desc {
  font-size: var(--text-sm);
  color: var(--color-mid-gray);
  margin-bottom: var(--space-lg);
  line-height: 1.7;
}

.footer-social {
  display: flex;
  gap: var(--space-sm);
}

.footer-social a {
  width: 40px;
  height: 40px;
  border-radius: 50%;
  background: rgba(255,255,255,0.1);
  display: flex;
  align-items: center;
  justify-content: center;
  transition: var(--transition-base);
  font-size: var(--text-lg);
}

.footer-social a:hover {
  transform: translateY(-3px);
}

/* Original Brand Colors for Footer Social Icons */
.footer-social a[aria-label="Instagram"] {
  color: #E4405F;
}

.footer-social a[aria-label="Instagram"]:hover {
  background: #E4405F;
  color: #fff;
}

.footer-social a[aria-label="Telegram"] {
  color: #0088cc;
}

.footer-social a[aria-label="Telegram"]:hover {
  background: #0088cc;
  color: #fff;
}

.footer-social a[aria-label="Viber"] {
  color: #665CAC;
}

.footer-social a[aria-label="Viber"]:hover {
  background: #665CAC;
  color: #fff;
}

.footer-social a[aria-label="YouTube"] {
  color: #FF0000;
}

.footer-social a[aria-label="YouTube"]:hover {
  background: #FF0000;
  color: #fff;
}

.footer-title {
  font-size: var(--text-sm);
  font-weight: 500;
  text-transform: uppercase;
  letter-spacing: 0.1em;
  margin-bottom: var(--space-lg);
  color: var(--color-silver);
}

.footer-links {
  display: flex;
  flex-direction: column;
  gap: var(--space-sm);
}

.footer-link {
  font-size: var(--text-sm);
  color: var(--color-mid-gray);
  transition: var(--transition-base);
}

.footer-link:hover {
  color: var(--color-white);
}

.footer-contact {
  display: flex;
  flex-direction: column;
  gap: var(--space-sm);
}

.footer-contact-item {
  display: flex;
  align-items: center;
  gap: var(--space-xs);
  font-size: var(--text-sm);
  color: var(--color-mid-gray);
}

.footer-bottom {
  padding-top: var(--space-lg);
  border-top: 1px solid rgba(255,255,255,0.1);
  display: flex;
  justify-content: space-between;
  align-items: center;
  flex-wrap: wrap;
  gap: var(--space-md);
}

.footer-copyright {
  font-size: var(--text-xs);
  color: var(--color-mid-gray);
}

.footer-legal {
  display: flex;
  gap: var(--space-md);
}

.footer-legal a {
  font-size: var(--text-xs);
  color: var(--color-mid-gray);
}

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

/* Page Header */
.page-header {
  padding: 160px 0 var(--space-2xl);
  background: linear-gradient(135deg, var(--color-cream) 0%, var(--color-white) 50%, var(--color-champagne) 100%);
  position: relative;
  overflow: hidden;
}

.page-header::before {
  content: '';
  position: absolute;
  top: -50%;
  right: -20%;
  width: 800px;
  height: 800px;
  background: radial-gradient(circle, rgba(201, 168, 124, 0.1) 0%, transparent 70%);
  border-radius: 50%;
}

.page-header-content {
  text-align: center;
  max-width: 700px;
  margin: 0 auto;
}

.page-header-title {
  font-size: var(--text-4xl);
  margin-bottom: var(--space-md);
}

.page-header-subtitle {
  font-size: var(--text-lg);
  color: var(--color-smoke-gray);
}

/* Services Page */
.services-detailed {
  padding: var(--space-2xl) 0;
}

.service-detailed-card {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: var(--space-2xl);
  align-items: center;
  margin-bottom: var(--space-2xl);
}

.service-detailed-card:nth-child(even) {
  direction: rtl;
}

.service-detailed-card:nth-child(even) > * {
  direction: ltr;
}

.service-detailed-image {
  border-radius: var(--radius-lg);
  overflow: hidden;
  aspect-ratio: 4/3;
}

.service-detailed-image img {
  width: 100%;
  height: 100%;
  object-fit: cover;
}

.service-detailed-content {
  max-width: 500px;
}

.service-detailed-label {
  font-size: var(--text-xs);
  font-weight: 500;
  letter-spacing: 0.15em;
  text-transform: uppercase;
  color: var(--color-accent);
  margin-bottom: var(--space-sm);
}

.service-detailed-title {
  font-size: var(--text-2xl);
  margin-bottom: var(--space-md);
}

.service-detailed-desc {
  font-size: var(--text-base);
  color: var(--color-smoke-gray);
  margin-bottom: var(--space-lg);
  line-height: 1.7;
}

.service-detailed-list {
  display: flex;
  flex-direction: column;
  gap: var(--space-sm);
  margin-bottom: var(--space-lg);
}

.service-detailed-list li {
  display: flex;
  align-items: center;
  gap: var(--space-sm);
  font-size: var(--text-sm);
}

.service-detailed-list li::before {
  content: '✓';
  width: 20px;
  height: 20px;
  background: rgba(201, 168, 124, 0.1);
  border-radius: 50%;
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 10px;
  color: var(--color-accent);
  flex-shrink: 0;
}

/* Calculator Page */
.calculator-form {
  max-width: 900px;
  margin: 0 auto;
  background: var(--color-white);
  border-radius: var(--radius-xl);
  box-shadow: var(--shadow-xl);
  overflow: hidden;
}

.calculator-step {
  padding: var(--space-2xl);
}

.calculator-step:not(:last-child) {
  border-bottom: 1px solid var(--color-light-gray);
}

.calculator-step-header {
  display: flex;
  align-items: center;
  gap: var(--space-md);
  margin-bottom: var(--space-xl);
}

.calculator-step-number {
  width: 48px;
  height: 48px;
  background: var(--color-charcoal);
  color: var(--color-white);
  border-radius: 50%;
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: var(--text-lg);
  font-weight: 600;
}

.calculator-step-title {
  font-size: var(--text-xl);
  font-weight: 500;
}

.calculator-options {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: var(--space-md);
}

.calculator-option {
  position: relative;
  padding: var(--space-lg);
  border: 2px solid var(--color-light-gray);
  border-radius: var(--radius-lg);
  cursor: pointer;
  transition: var(--transition-base);
}

.calculator-option:hover {
  border-color: var(--color-accent);
}

.calculator-option.selected {
  border-color: var(--color-accent);
  background: rgba(201, 168, 124, 0.05);
}

.calculator-option-radio {
  position: absolute;
  top: var(--space-md);
  right: var(--space-md);
  width: 24px;
  height: 24px;
  border: 2px solid var(--color-light-gray);
  border-radius: 50%;
  transition: var(--transition-base);
}

.calculator-option.selected .calculator-option-radio {
  border-color: var(--color-accent);
  background: var(--color-accent);
}

.calculator-option-radio::after {
  content: '';
  position: absolute;
  top: 50%;
  left: 50%;
  transform: translate(-50%, -50%) scale(0);
  width: 8px;
  height: 8px;
  background: var(--color-white);
  border-radius: 50%;
  transition: var(--transition-base);
}

.calculator-option.selected .calculator-option-radio::after {
  transform: translate(-50%, -50%) scale(1);
}

.calculator-option-icon {
  font-size: var(--text-3xl);
  margin-bottom: var(--space-sm);
}

.calculator-option-title {
  font-size: var(--text-base);
  font-weight: 500;
  margin-bottom: var(--space-xs);
}

.calculator-option-desc {
  font-size: var(--text-xs);
  color: var(--color-smoke-gray);
}

.calculator-summary {
  background: var(--color-smoke);
  padding: var(--space-xl);
  border-radius: var(--radius-lg);
  margin-top: var(--space-xl);
}

.calculator-summary-title {
  font-size: var(--text-lg);
  font-weight: 500;
  margin-bottom: var(--space-md);
}

.calculator-summary-row {
  display: flex;
  justify-content: space-between;
  padding: var(--space-xs) 0;
  font-size: var(--text-sm);
}

.calculator-summary-total {
  display: flex;
  justify-content: space-between;
  padding-top: var(--space-md);
  margin-top: var(--space-md);
  border-top: 2px solid var(--color-charcoal);
  font-size: var(--text-lg);
  font-weight: 600;
}

/* Contact Page */
.contact-grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: var(--space-2xl);
}

.contact-info {
  display: flex;
  flex-direction: column;
  gap: var(--space-xl);
}

.contact-card {
  padding: var(--space-xl);
  background: var(--color-white);
  border-radius: var(--radius-lg);
  box-shadow: var(--shadow-md);
}

.contact-card-icon {
  width: 56px;
  height: 56px;
  background: linear-gradient(135deg, rgba(201, 168, 124, 0.1) 0%, rgba(212, 196, 176, 0.1) 100%);
  border-radius: var(--radius-md);
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: var(--text-xl);
  color: var(--color-accent);
  margin-bottom: var(--space-md);
}

.contact-card-title {
  font-size: var(--text-lg);
  font-weight: 500;
  margin-bottom: var(--space-xs);
}

.contact-card-value {
  font-size: var(--text-base);
  color: var(--color-charcoal);
}

.contact-card-label {
  font-size: var(--text-xs);
  color: var(--color-smoke-gray);
  margin-top: var(--space-xs);
}

.contact-form-wrapper {
  background: var(--color-white);
  padding: var(--space-2xl);
  border-radius: var(--radius-xl);
  box-shadow: var(--shadow-xl);
}

.contact-form-title {
  font-size: var(--text-2xl);
  margin-bottom: var(--space-md);
}

.contact-form-desc {
  font-size: var(--text-base);
  color: var(--color-smoke-gray);
  margin-bottom: var(--space-xl);
}

.form-group {
  margin-bottom: var(--space-lg);
}

.form-label {
  display: block;
  font-size: var(--text-sm);
  font-weight: 500;
  margin-bottom: var(--space-xs);
}

.form-input,
.form-textarea,
.form-select {
  width: 100%;
  padding: var(--space-sm) var(--space-md);
  border: 1px solid var(--color-light-gray);
  border-radius: var(--radius-md);
  font-size: var(--text-base);
  transition: var(--transition-base);
  background: var(--color-white);
}

.form-input:focus,
.form-textarea:focus,
.form-select:focus {
  outline: none;
  border-color: var(--color-accent);
  box-shadow: 0 0 0 3px rgba(201, 168, 124, 0.1);
}

.form-textarea {
  min-height: 120px;
  resize: vertical;
}

.form-row {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: var(--space-md);
}

/* Map */
.map-container {
  height: 400px;
  border-radius: var(--radius-lg);
  overflow: hidden;
  margin-top: var(--space-2xl);
  background: var(--color-smoke);
  display: flex;
  align-items: center;
  justify-content: center;
  color: var(--color-smoke-gray);
}

/* Animations */
.fade-up {
  opacity: 0;
  transform: translateY(30px);
  transition: opacity 0.8s cubic-bezier(0.16, 1, 0.3, 1), transform 0.8s cubic-bezier(0.16, 1, 0.3, 1);
}

.fade-up.visible {
  opacity: 1;
  transform: translateY(0);
}

.blur-in {
  opacity: 0;
  filter: blur(10px);
  transition: opacity 1s cubic-bezier(0.16, 1, 0.3, 1), filter 1s cubic-bezier(0.16, 1, 0.3, 1);
}

.blur-in.visible {
  opacity: 1;
  filter: blur(0);
}

.reveal {
  clip-path: inset(0 100% 0 0);
  transition: clip-path 1s cubic-bezier(0.16, 1, 0.3, 1);
}

.reveal.visible {
  clip-path: inset(0 0 0 0);
}

/* Parallax */
.parallax {
  will-change: transform;
}

/* Glossy shine effect */
.glossy-shine {
  position: relative;
  overflow: hidden;
}

.glossy-shine::after {
  content: '';
  position: absolute;
  top: -50%;
  left: -50%;
  width: 200%;
  height: 200%;
  background: linear-gradient(
    105deg,
    transparent 40%,
    rgba(255, 255, 255, 0.15) 50%,
    transparent 60%
  );
  transform: translateX(-100%) rotate(25deg);
  transition: transform 0.8s cubic-bezier(0.16, 1, 0.3, 1);
}

.glossy-shine:hover::after {
  transform: translateX(100%) rotate(25deg);
}

/* Glow effect */
.glow {
  box-shadow: 0 0 40px rgba(201, 168, 124, 0.2);
}

/* Scrollbar */
::-webkit-scrollbar {
  width: 8px;
}

::-webkit-scrollbar-track {
  background: var(--color-smoke);
}

::-webkit-scrollbar-thumb {
  background: var(--color-light-gray);
  border-radius: var(--radius-full);
}

::-webkit-scrollbar-thumb:hover {
  background: var(--color-mid-gray);
}

/* Selection */
::selection {
  background: rgba(201, 168, 124, 0.3);
  color: var(--color-charcoal);
}

/* Responsive */
@media (max-width: 1200px) {
  .features-grid {
    grid-template-columns: repeat(2, 1fr);
  }
  
  .services-grid,
  .portfolio-grid,
  .materials-grid,
  .testimonials-grid {
    grid-template-columns: repeat(2, 1fr);
  }
  
  .hero-content {
    grid-template-columns: 1fr;
    text-align: center;
  }
  
  .hero-visual {
    display: none;
  }
  
  .hero-text {
    max-width: 100%;
  }
  
  .hero-stats {
    justify-content: center;
  }
}

@media (max-width: 992px) {
  .footer-grid {
    grid-template-columns: 1fr 1fr;
  }
  
  .service-detailed-card {
    grid-template-columns: 1fr;
    direction: ltr !important;
  }
  
  .service-detailed-card > * {
    direction: ltr !important;
  }
  
  .contact-grid {
    grid-template-columns: 1fr;
  }
  
  .calculator-options {
    grid-template-columns: repeat(2, 1fr);
  }
  
  .compare-wrapper {
    grid-template-columns: 1fr;
  }
  
  .nav-links {
    display: none;
  }
  
  .mobile-menu-btn {
    display: flex;
  }
  
  .nav-cta {
    display: none;
  }
  
  .nav-logo-img {
    height: 62px;
    max-width: 245px;
  }
  
  .footer-logo-img {
    height: 100px;
    max-width: 360px;
  }
}

@media (max-width: 768px) {
  .features-grid,
  .services-grid,
  .portfolio-grid,
  .materials-grid,
  .testimonials-grid,
  .calculator-options {
    grid-template-columns: 1fr;
  }
  
  .footer-grid {
    grid-template-columns: 1fr;
    gap: var(--space-xl);
  }
  
  .hero-stats {
    flex-direction: column;
    gap: var(--space-md);
  }
  
  .form-row {
    grid-template-columns: 1fr;
  }
  
  .page-header {
    padding: 120px 0 var(--space-xl);
  }
}

/* Mobile Menu Overlay */
.mobile-menu {
  position: fixed;
  inset: 0;
  background: var(--color-white);
  z-index: var(--z-modal);
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  gap: var(--space-lg);
  opacity: 0;
  visibility: hidden;
  transition: var(--transition-slow);
}

.mobile-menu.active {
  opacity: 1;
  visibility: visible;
}

.mobile-menu-link {
  font-size: var(--text-2xl);
  font-weight: 500;
}

.mobile-menu-close {
  position: absolute;
  top: var(--space-lg);
  right: var(--space-lg);
  width: 48px;
  height: 48px;
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: var(--text-2xl);
}

/* ==================== VISUAL ENHANCEMENTS ==================== */

/* 1. Parallax scroll for hero background */
.hero-bg {
  will-change: transform;
  transform: translateZ(0);
}

/* 3. Counter animation */
.counter {
  font-variant-numeric: tabular-nums;
}

/* 4. Hover lift effect for cards */
.service-card:hover,
.material-preview:hover,
.portfolio-preview-item:hover,
.feature-card:hover {
  transform: translateY(-8px);
  box-shadow: var(--shadow-xl), 0 20px 40px rgba(0,0,0,0.1);
}

.service-card,
.material-preview,
.portfolio-preview-item,
.feature-card {
  transition: transform 0.4s cubic-bezier(0.34, 1.56, 0.64, 1), box-shadow 0.4s ease;
}

/* Enhanced hover for service cards */
.service-card:hover .service-image img {
  transform: scale(1.08);
}

.service-card .service-image img {
  transition: transform 0.6s cubic-bezier(0.34, 1.56, 0.64, 1);
}

/* Material preview enhanced hover */
.material-preview:hover .material-overlay {
  background: linear-gradient(180deg, transparent 0%, rgba(0,0,0,0.8) 100%);
}

.material-preview:hover .material-name {
  transform: translateY(-5px);
}

.material-name {
  transition: transform 0.3s ease;
}

/* Smooth scroll behavior */
html {
  scroll-behavior: smooth;
}

/* Stagger animation delays for grid items */
.services-grid .service-card:nth-child(1) { transition-delay: 0s; }
.services-grid .service-card:nth-child(2) { transition-delay: 0.1s; }
.services-grid .service-card:nth-child(3) { transition-delay: 0.2s; }

.materials-preview-grid .material-preview:nth-child(1) { transition-delay: 0s; }
.materials-preview-grid .material-preview:nth-child(2) { transition-delay: 0.1s; }
.materials-preview-grid .material-preview:nth-child(3) { transition-delay: 0.2s; }
.materials-preview-grid .material-preview:nth-child(4) { transition-delay: 0.3s; }
.materials-preview-grid .material-preview:nth-child(5) { transition-delay: 0.4s; }
.materials-preview-grid .material-preview:nth-child(6) { transition-delay: 0.5s; }

/* Glowing button effect */
.btn-primary:hover {
  box-shadow: 0 0 20px rgba(201, 168, 124, 0.4), var(--shadow-md);
}

/* Image shine effect on hover */
.portfolio-preview-item::after {
  content: '';
  position: absolute;
  top: 0;
  left: -100%;
  width: 50%;
  height: 100%;
  background: linear-gradient(90deg, transparent, rgba(255,255,255,0.2), transparent);
  transition: left 0.5s ease;
}

.portfolio-preview-item:hover::after {
  left: 100%;
}