/* =====================================================
   STELLING PROPERTIES, INC. - Main Stylesheet
   Modern Modular Home Construction Company
   ===================================================== */

/* CSS Variables - Design System */
:root {
  /* Colors - Sophisticated Earth & Forest Palette */
  --color-primary: #1a3a2f;
  --color-primary-light: #2d5a4a;
  --color-primary-dark: #0f2920;
  --color-secondary: #c9a962;
  --color-secondary-light: #e8d4a0;
  --color-accent: #8b4513;
  --color-white: #ffffff;
  --color-off-white: #f8f6f2;
  --color-cream: #f5f1e8;
  --color-gray-100: #f7f7f7;
  --color-gray-200: #e9e9e9;
  --color-gray-300: #d4d4d4;
  --color-gray-400: #9e9e9e;
  --color-gray-500: #6b6b6b;
  --color-gray-600: #4a4a4a;
  --color-gray-700: #333333;
  --color-gray-800: #1f1f1f;
  --color-text: #2c2c2c;
  --color-text-light: #5a5a5a;
  
  /* Typography */
  --font-display: 'Cormorant Garamond', Georgia, serif;
  --font-heading: 'Josefin Sans', 'Helvetica Neue', sans-serif;
  --font-body: 'Nunito Sans', 'Segoe UI', sans-serif;
  
  /* Spacing */
  --space-xs: 0.5rem;
  --space-sm: 1rem;
  --space-md: 1.5rem;
  --space-lg: 2rem;
  --space-xl: 3rem;
  --space-2xl: 4rem;
  --space-3xl: 6rem;
  --space-4xl: 8rem;
  
  /* Borders & Shadows */
  --radius-sm: 4px;
  --radius-md: 8px;
  --radius-lg: 16px;
  --radius-xl: 24px;
  --shadow-sm: 0 2px 8px rgba(26, 58, 47, 0.08);
  --shadow-md: 0 4px 16px rgba(26, 58, 47, 0.12);
  --shadow-lg: 0 8px 32px rgba(26, 58, 47, 0.16);
  --shadow-xl: 0 16px 48px rgba(26, 58, 47, 0.2);
  
  /* Transitions */
  --transition-fast: 0.2s cubic-bezier(0.4, 0, 0.2, 1);
  --transition-base: 0.3s cubic-bezier(0.4, 0, 0.2, 1);
  --transition-slow: 0.5s cubic-bezier(0.4, 0, 0.2, 1);
}

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

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

body {
  font-family: var(--font-body);
  font-size: 1rem;
  line-height: 1.7;
  color: var(--color-text);
  background-color: var(--color-off-white);
  overflow-x: hidden;
}

/* Typography */
h1, h2, h3, h4, h5, h6 {
  font-family: var(--font-heading);
  font-weight: 600;
  line-height: 1.2;
  color: var(--color-gray-800);
}

h1 { font-size: clamp(2.5rem, 5vw, 4rem); }
h2 { font-size: clamp(2rem, 4vw, 3rem); }
h3 { font-size: clamp(1.5rem, 3vw, 2rem); }
h4 { font-size: clamp(1.25rem, 2vw, 1.5rem); }
h5 { font-size: 1.125rem; }
h6 { font-size: 1rem; }

.display-font {
  font-family: var(--font-display);
  font-weight: 500;
}

p {
  margin-bottom: var(--space-md);
}

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

a:hover {
  color: var(--color-secondary);
}

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

/* Container */
.container {
  width: 100%;
  max-width: 1320px;
  margin: 0 auto;
  padding: 0 var(--space-lg);
}

.container-narrow {
  max-width: 960px;
}

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

/* =====================================================
   HEADER & NAVIGATION
   ===================================================== */
.header {
  position: fixed;
  top: 0;
  left: 0;
  right: 0;
  z-index: 1000;
  background: rgba(255, 255, 255, 0.98);
  backdrop-filter: blur(20px);
  -webkit-backdrop-filter: blur(20px);
  transition: all var(--transition-base);
  border-bottom: 1px solid transparent;
}

.header.scrolled {
  box-shadow: var(--shadow-md);
  border-bottom-color: var(--color-gray-200);
}

.header-inner {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: var(--space-md) 0;
}

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

.logo-icon {
  width: 48px;
  height: 48px;
  background: linear-gradient(135deg, var(--color-primary), var(--color-primary-light));
  border-radius: var(--radius-md);
  display: flex;
  align-items: center;
  justify-content: center;
  color: var(--color-white);
  font-weight: 700;
  font-size: 1.25rem;
  font-family: var(--font-display);
}

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

.logo-name {
  font-family: var(--font-heading);
  font-size: 1.25rem;
  font-weight: 700;
  color: var(--color-primary);
  letter-spacing: 0.5px;
  line-height: 1.2;
}

.logo-tagline {
  font-size: 0.7rem;
  color: var(--color-gray-500);
  text-transform: uppercase;
  letter-spacing: 2px;
}

/* Navigation */
.nav-main {
  display: flex;
  align-items: center;
  gap: var(--space-xl);
}

.nav-list {
  display: flex;
  list-style: none;
  gap: var(--space-lg);
}

.nav-link {
  font-family: var(--font-heading);
  font-size: 0.9rem;
  font-weight: 500;
  color: var(--color-gray-600);
  text-transform: uppercase;
  letter-spacing: 1px;
  padding: var(--space-xs) 0;
  position: relative;
  transition: color var(--transition-fast);
}

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

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

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

/* Mobile Menu Toggle */
.menu-toggle {
  display: none;
  flex-direction: column;
  gap: 5px;
  background: none;
  border: none;
  cursor: pointer;
  padding: var(--space-xs);
}

.menu-toggle span {
  width: 28px;
  height: 2px;
  background: var(--color-primary);
  transition: all var(--transition-fast);
}

/* CTA Button in Header */
.header-cta {
  display: inline-flex;
  align-items: center;
  gap: var(--space-xs);
  background: var(--color-primary);
  color: var(--color-white);
  padding: var(--space-sm) var(--space-lg);
  border-radius: var(--radius-md);
  font-family: var(--font-heading);
  font-size: 0.85rem;
  font-weight: 600;
  text-transform: uppercase;
  letter-spacing: 1px;
  transition: all var(--transition-base);
}

.header-cta:hover {
  background: var(--color-primary-light);
  color: var(--color-white);
  transform: translateY(-2px);
  box-shadow: var(--shadow-md);
}

/* =====================================================
   HERO SECTION
   ===================================================== */
.hero {
  position: relative;
  min-height: 100vh;
  display: flex;
  align-items: center;
  overflow: hidden;
  background: var(--color-primary-dark);
}

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

.hero-bg img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  opacity: 0.6;
}

.hero-overlay {
  position: absolute;
  inset: 0;
  background: linear-gradient(
    135deg,
    rgba(26, 58, 47, 0.9) 0%,
    rgba(15, 41, 32, 0.7) 50%,
    rgba(26, 58, 47, 0.85) 100%
  );
  z-index: 2;
}

.hero-content {
  position: relative;
  z-index: 3;
  padding: var(--space-4xl) 0;
  max-width: 800px;
}

.hero-badge {
  display: inline-flex;
  align-items: center;
  gap: var(--space-xs);
  background: rgba(201, 169, 98, 0.2);
  border: 1px solid var(--color-secondary);
  color: var(--color-secondary-light);
  padding: var(--space-xs) var(--space-md);
  border-radius: 50px;
  font-size: 0.8rem;
  font-weight: 600;
  text-transform: uppercase;
  letter-spacing: 2px;
  margin-bottom: var(--space-lg);
  animation: fadeInUp 0.8s ease-out;
}

.hero-title {
  font-family: var(--font-display);
  font-size: clamp(3rem, 7vw, 5.5rem);
  font-weight: 600;
  color: var(--color-white);
  line-height: 1.1;
  margin-bottom: var(--space-lg);
  animation: fadeInUp 0.8s ease-out 0.2s both;
}

.hero-title span {
  color: var(--color-secondary);
}

.hero-description {
  font-size: 1.25rem;
  color: rgba(255, 255, 255, 0.85);
  margin-bottom: var(--space-xl);
  max-width: 600px;
  animation: fadeInUp 0.8s ease-out 0.4s both;
}

.hero-actions {
  display: flex;
  flex-wrap: wrap;
  gap: var(--space-md);
  animation: fadeInUp 0.8s ease-out 0.6s both;
}

.hero-stats {
  position: relative;
  z-index: 3;
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: var(--space-xl);
  margin-top: var(--space-3xl);
  padding-top: var(--space-xl);
  border-top: 1px solid rgba(255, 255, 255, 0.1);
  animation: fadeInUp 0.8s ease-out 0.8s both;
}

.stat-item {
  text-align: left;
}

.stat-number {
  font-family: var(--font-display);
  font-size: 3rem;
  font-weight: 600;
  color: var(--color-secondary);
  line-height: 1;
  margin-bottom: var(--space-xs);
}

.stat-label {
  font-size: 0.9rem;
  color: rgba(255, 255, 255, 0.7);
  text-transform: uppercase;
  letter-spacing: 1px;
}

/* =====================================================
   BUTTONS
   ===================================================== */
.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: var(--space-sm);
  padding: var(--space-md) var(--space-xl);
  border-radius: var(--radius-md);
  font-family: var(--font-heading);
  font-size: 0.9rem;
  font-weight: 600;
  text-transform: uppercase;
  letter-spacing: 1px;
  border: 2px solid transparent;
  cursor: pointer;
  transition: all var(--transition-base);
}

.btn-primary {
  background: var(--color-secondary);
  color: var(--color-gray-800);
  border-color: var(--color-secondary);
}

.btn-primary:hover {
  background: var(--color-secondary-light);
  border-color: var(--color-secondary-light);
  color: var(--color-gray-800);
  transform: translateY(-2px);
  box-shadow: var(--shadow-lg);
}

.btn-outline {
  background: transparent;
  color: var(--color-white);
  border-color: rgba(255, 255, 255, 0.4);
}

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

.btn-dark {
  background: var(--color-primary);
  color: var(--color-white);
  border-color: var(--color-primary);
}

.btn-dark:hover {
  background: var(--color-primary-light);
  border-color: var(--color-primary-light);
  color: var(--color-white);
  transform: translateY(-2px);
  box-shadow: var(--shadow-lg);
}

.btn-icon {
  width: 20px;
  height: 20px;
}

/* =====================================================
   SECTIONS
   ===================================================== */
.section {
  padding: var(--space-4xl) 0;
}

.section-header {
  text-align: center;
  max-width: 700px;
  margin: 0 auto var(--space-3xl);
}

.section-badge {
  display: inline-flex;
  align-items: center;
  gap: var(--space-xs);
  background: var(--color-cream);
  color: var(--color-primary);
  padding: var(--space-xs) var(--space-md);
  border-radius: 50px;
  font-size: 0.75rem;
  font-weight: 700;
  text-transform: uppercase;
  letter-spacing: 2px;
  margin-bottom: var(--space-md);
}

.section-title {
  margin-bottom: var(--space-md);
}

.section-title span {
  color: var(--color-secondary);
}

.section-subtitle {
  font-size: 1.125rem;
  color: var(--color-text-light);
  max-width: 600px;
  margin: 0 auto;
}

/* Section Backgrounds */
.section-cream {
  background: var(--color-cream);
}

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

.section-dark .section-title,
.section-dark h2, .section-dark h3, .section-dark h4 {
  color: var(--color-white);
}

.section-dark .section-subtitle {
  color: rgba(255, 255, 255, 0.7);
}

/* =====================================================
   CARDS
   ===================================================== */
.card {
  background: var(--color-white);
  border-radius: var(--radius-lg);
  overflow: hidden;
  transition: all var(--transition-base);
}

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

.card-image {
  position: relative;
  overflow: hidden;
  aspect-ratio: 16/10;
}

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

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

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

.card-title {
  font-size: 1.25rem;
  margin-bottom: var(--space-sm);
}

.card-text {
  color: var(--color-text-light);
  margin-bottom: var(--space-md);
}

.card-link {
  display: inline-flex;
  align-items: center;
  gap: var(--space-xs);
  font-family: var(--font-heading);
  font-size: 0.85rem;
  font-weight: 600;
  text-transform: uppercase;
  letter-spacing: 1px;
  color: var(--color-primary);
}

.card-link svg {
  transition: transform var(--transition-fast);
}

.card-link:hover svg {
  transform: translateX(4px);
}

/* Feature Cards */
.feature-card {
  background: var(--color-white);
  padding: var(--space-xl);
  border-radius: var(--radius-lg);
  border: 1px solid var(--color-gray-200);
  transition: all var(--transition-base);
}

.feature-card:hover {
  border-color: var(--color-secondary);
  box-shadow: var(--shadow-lg);
}

.feature-icon {
  width: 64px;
  height: 64px;
  background: linear-gradient(135deg, var(--color-primary), var(--color-primary-light));
  border-radius: var(--radius-md);
  display: flex;
  align-items: center;
  justify-content: center;
  color: var(--color-white);
  margin-bottom: var(--space-lg);
}

.feature-icon svg {
  width: 32px;
  height: 32px;
}

.feature-title {
  font-size: 1.25rem;
  margin-bottom: var(--space-sm);
}

.feature-text {
  color: var(--color-text-light);
}

/* =====================================================
   GRIDS
   ===================================================== */
.grid-2 {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: var(--space-xl);
}

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

.grid-4 {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: var(--space-lg);
}

/* =====================================================
   ABOUT SECTION
   ===================================================== */
.about-grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: var(--space-3xl);
  align-items: center;
}

.about-images {
  position: relative;
}

.about-image-main {
  border-radius: var(--radius-xl);
  overflow: hidden;
  box-shadow: var(--shadow-xl);
}

.about-image-main img {
  width: 100%;
  aspect-ratio: 4/3;
  object-fit: cover;
}

.about-image-secondary {
  position: absolute;
  bottom: -40px;
  right: -40px;
  width: 55%;
  border-radius: var(--radius-lg);
  overflow: hidden;
  box-shadow: var(--shadow-xl);
  border: 6px solid var(--color-white);
}

.about-image-secondary img {
  width: 100%;
  aspect-ratio: 1;
  object-fit: cover;
}

.about-badge {
  position: absolute;
  top: var(--space-lg);
  left: var(--space-lg);
  background: var(--color-secondary);
  color: var(--color-gray-800);
  padding: var(--space-md) var(--space-lg);
  border-radius: var(--radius-md);
  text-align: center;
}

.about-badge-number {
  font-family: var(--font-display);
  font-size: 2.5rem;
  font-weight: 700;
  line-height: 1;
}

.about-badge-text {
  font-size: 0.75rem;
  text-transform: uppercase;
  letter-spacing: 1px;
}

.about-content {
  padding-right: var(--space-xl);
}

.about-list {
  list-style: none;
  margin-top: var(--space-xl);
}

.about-list li {
  display: flex;
  align-items: flex-start;
  gap: var(--space-md);
  padding: var(--space-md) 0;
  border-bottom: 1px solid var(--color-gray-200);
}

.about-list li:last-child {
  border-bottom: none;
}

.about-list-icon {
  width: 24px;
  height: 24px;
  flex-shrink: 0;
  color: var(--color-secondary);
  margin-top: 2px;
}

/* =====================================================
   SERVICES GRID
   ===================================================== */
.services-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: var(--space-lg);
}

.service-card {
  position: relative;
  background: var(--color-white);
  border-radius: var(--radius-lg);
  overflow: hidden;
  transition: all var(--transition-base);
}

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

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

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

.service-card:hover .service-image img {
  transform: scale(1.1);
}

.service-overlay {
  position: absolute;
  inset: 0;
  background: linear-gradient(to top, rgba(26, 58, 47, 0.9), transparent);
}

.service-number {
  position: absolute;
  top: var(--space-md);
  right: var(--space-md);
  font-family: var(--font-display);
  font-size: 3rem;
  font-weight: 600;
  color: var(--color-secondary);
  opacity: 0.8;
  line-height: 1;
}

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

.service-title {
  font-size: 1.25rem;
  margin-bottom: var(--space-sm);
}

.service-text {
  color: var(--color-text-light);
  font-size: 0.95rem;
}

/* =====================================================
   PROCESS SECTION
   ===================================================== */
.process-timeline {
  position: relative;
  max-width: 900px;
  margin: 0 auto;
}

.process-line {
  position: absolute;
  left: 50%;
  top: 0;
  bottom: 0;
  width: 2px;
  background: var(--color-gray-300);
  transform: translateX(-50%);
}

.process-step {
  display: grid;
  grid-template-columns: 1fr auto 1fr;
  gap: var(--space-xl);
  margin-bottom: var(--space-3xl);
  position: relative;
}

.process-step:last-child {
  margin-bottom: 0;
}

.process-step:nth-child(even) .process-content {
  order: 3;
  text-align: left;
}

.process-step:nth-child(even) .process-image {
  order: 1;
}

.process-content {
  text-align: right;
}

.process-number {
  width: 60px;
  height: 60px;
  background: var(--color-secondary);
  border-radius: 50%;
  display: flex;
  align-items: center;
  justify-content: center;
  font-family: var(--font-display);
  font-size: 1.5rem;
  font-weight: 600;
  color: var(--color-gray-800);
  position: relative;
  z-index: 2;
}

.process-title {
  font-size: 1.5rem;
  margin-bottom: var(--space-sm);
}

.process-text {
  color: var(--color-text-light);
}

.process-image {
  border-radius: var(--radius-lg);
  overflow: hidden;
  box-shadow: var(--shadow-md);
}

.process-image img {
  width: 100%;
  height: 200px;
  object-fit: cover;
}

/* =====================================================
   GALLERY
   ===================================================== */
.gallery-grid {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: var(--space-md);
}

.gallery-item {
  position: relative;
  border-radius: var(--radius-lg);
  overflow: hidden;
  cursor: pointer;
}

.gallery-item:nth-child(1),
.gallery-item:nth-child(6) {
  grid-column: span 2;
  grid-row: span 2;
}

.gallery-item img {
  width: 100%;
  height: 100%;
  min-height: 200px;
  object-fit: cover;
  transition: transform var(--transition-slow);
}

.gallery-item:hover img {
  transform: scale(1.1);
}

.gallery-overlay {
  position: absolute;
  inset: 0;
  background: linear-gradient(to top, rgba(26, 58, 47, 0.8), transparent);
  opacity: 0;
  transition: opacity var(--transition-base);
  display: flex;
  align-items: flex-end;
  padding: var(--space-lg);
}

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

.gallery-caption {
  color: var(--color-white);
  font-weight: 600;
}

/* =====================================================
   TESTIMONIALS
   ===================================================== */
.testimonials-slider {
  position: relative;
  overflow: hidden;
}

.testimonials-track {
  display: flex;
  gap: var(--space-lg);
  transition: transform var(--transition-slow);
}

.testimonial-card {
  flex: 0 0 calc(33.333% - var(--space-lg));
  background: var(--color-white);
  padding: var(--space-xl);
  border-radius: var(--radius-lg);
  border: 1px solid var(--color-gray-200);
}

.testimonial-quote {
  font-family: var(--font-display);
  font-size: 1.25rem;
  font-style: italic;
  color: var(--color-gray-700);
  margin-bottom: var(--space-lg);
  line-height: 1.6;
}

.testimonial-author {
  display: flex;
  align-items: center;
  gap: var(--space-md);
}

.testimonial-avatar {
  width: 56px;
  height: 56px;
  border-radius: 50%;
  object-fit: cover;
}

.testimonial-name {
  font-weight: 600;
  color: var(--color-gray-800);
}

.testimonial-role {
  font-size: 0.875rem;
  color: var(--color-gray-500);
}

.testimonial-stars {
  display: flex;
  gap: 2px;
  color: var(--color-secondary);
  margin-bottom: var(--space-md);
}

/* =====================================================
   FAQ SECTION
   ===================================================== */
.faq-grid {
  max-width: 900px;
  margin: 0 auto;
}

.faq-item {
  background: var(--color-white);
  border-radius: var(--radius-lg);
  margin-bottom: var(--space-md);
  overflow: hidden;
  border: 1px solid var(--color-gray-200);
  transition: all var(--transition-base);
}

.faq-item:hover,
.faq-item.active {
  border-color: var(--color-secondary);
  box-shadow: var(--shadow-md);
}

.faq-question {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: var(--space-lg);
  cursor: pointer;
  gap: var(--space-md);
}

.faq-question h3 {
  font-size: 1.1rem;
  font-weight: 600;
  margin: 0;
}

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

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

.faq-answer {
  padding: 0 var(--space-lg) var(--space-lg);
  color: var(--color-text-light);
  display: none;
}

.faq-item.active .faq-answer {
  display: block;
}

/* =====================================================
   CTA SECTION
   ===================================================== */
.cta-section {
  position: relative;
  padding: var(--space-4xl) 0;
  overflow: hidden;
}

.cta-bg {
  position: absolute;
  inset: 0;
}

.cta-bg img {
  width: 100%;
  height: 100%;
  object-fit: cover;
}

.cta-overlay {
  position: absolute;
  inset: 0;
  background: linear-gradient(135deg, var(--color-primary) 0%, var(--color-primary-dark) 100%);
  opacity: 0.95;
}

.cta-content {
  position: relative;
  z-index: 2;
  text-align: center;
  color: var(--color-white);
}

.cta-title {
  font-family: var(--font-display);
  font-size: clamp(2rem, 4vw, 3.5rem);
  color: var(--color-white);
  margin-bottom: var(--space-md);
}

.cta-text {
  font-size: 1.125rem;
  color: rgba(255, 255, 255, 0.85);
  max-width: 600px;
  margin: 0 auto var(--space-xl);
}

.cta-actions {
  display: flex;
  flex-wrap: wrap;
  justify-content: center;
  gap: var(--space-md);
}

/* =====================================================
   CONTACT SECTION
   ===================================================== */
.contact-grid {
  display: grid;
  grid-template-columns: 1fr 1.5fr;
  gap: var(--space-3xl);
}

.contact-info {
  background: var(--color-primary);
  color: var(--color-white);
  padding: var(--space-xl);
  border-radius: var(--radius-xl);
}

.contact-info-title {
  color: var(--color-white);
  margin-bottom: var(--space-lg);
}

.contact-info-text {
  color: rgba(255, 255, 255, 0.8);
  margin-bottom: var(--space-xl);
}

.contact-details {
  list-style: none;
}

.contact-details li {
  display: flex;
  align-items: flex-start;
  gap: var(--space-md);
  padding: var(--space-md) 0;
  border-bottom: 1px solid rgba(255, 255, 255, 0.1);
}

.contact-details li:last-child {
  border-bottom: none;
}

.contact-details-icon {
  width: 24px;
  height: 24px;
  flex-shrink: 0;
  color: var(--color-secondary);
}

.contact-details-content {
  flex: 1;
}

.contact-details-label {
  font-size: 0.75rem;
  text-transform: uppercase;
  letter-spacing: 1px;
  color: var(--color-secondary);
  margin-bottom: 4px;
}

.contact-details-value {
  color: var(--color-white);
}

.contact-social {
  display: flex;
  gap: var(--space-sm);
  margin-top: var(--space-xl);
}

.social-link {
  width: 44px;
  height: 44px;
  background: rgba(255, 255, 255, 0.1);
  border-radius: var(--radius-md);
  display: flex;
  align-items: center;
  justify-content: center;
  color: var(--color-white);
  transition: all var(--transition-fast);
}

.social-link:hover {
  background: var(--color-secondary);
  color: var(--color-gray-800);
}

/* Contact Form */
.contact-form {
  background: var(--color-white);
  padding: var(--space-xl);
  border-radius: var(--radius-xl);
  box-shadow: var(--shadow-lg);
}

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

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

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

.form-label {
  display: block;
  font-weight: 600;
  margin-bottom: var(--space-xs);
  color: var(--color-gray-700);
}

.form-input,
.form-textarea,
.form-select {
  width: 100%;
  padding: var(--space-md);
  border: 2px solid var(--color-gray-200);
  border-radius: var(--radius-md);
  font-family: var(--font-body);
  font-size: 1rem;
  transition: all var(--transition-fast);
  background: var(--color-white);
}

.form-input:focus,
.form-textarea:focus,
.form-select:focus {
  outline: none;
  border-color: var(--color-primary);
  box-shadow: 0 0 0 4px rgba(26, 58, 47, 0.1);
}

.form-textarea {
  min-height: 150px;
  resize: vertical;
}

.form-submit {
  width: 100%;
  margin-top: var(--space-md);
}

/* =====================================================
   FOOTER
   ===================================================== */
.footer {
  background: var(--color-gray-800);
  color: var(--color-white);
  padding-top: var(--space-4xl);
}

.footer-grid {
  display: grid;
  grid-template-columns: 2fr 1fr 1fr 1.5fr;
  gap: var(--space-3xl);
  padding-bottom: var(--space-3xl);
  border-bottom: 1px solid rgba(255, 255, 255, 0.1);
}

.footer-brand {
  max-width: 320px;
}

.footer-logo {
  display: flex;
  align-items: center;
  gap: var(--space-sm);
  margin-bottom: var(--space-lg);
}

.footer-logo-icon {
  width: 48px;
  height: 48px;
  background: var(--color-secondary);
  border-radius: var(--radius-md);
  display: flex;
  align-items: center;
  justify-content: center;
  color: var(--color-gray-800);
  font-weight: 700;
  font-size: 1.25rem;
  font-family: var(--font-display);
}

.footer-logo-text {
  font-family: var(--font-heading);
  font-size: 1.25rem;
  font-weight: 700;
  color: var(--color-white);
}

.footer-description {
  color: rgba(255, 255, 255, 0.7);
  margin-bottom: var(--space-lg);
}

.footer-title {
  font-size: 1rem;
  font-weight: 700;
  color: var(--color-white);
  margin-bottom: var(--space-lg);
  text-transform: uppercase;
  letter-spacing: 1px;
}

.footer-links {
  list-style: none;
}

.footer-links li {
  margin-bottom: var(--space-sm);
}

.footer-links a {
  color: rgba(255, 255, 255, 0.7);
  transition: color var(--transition-fast);
}

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

.footer-contact-item {
  display: flex;
  align-items: flex-start;
  gap: var(--space-sm);
  margin-bottom: var(--space-md);
  color: rgba(255, 255, 255, 0.7);
}

.footer-contact-icon {
  width: 20px;
  height: 20px;
  flex-shrink: 0;
  color: var(--color-secondary);
  margin-top: 2px;
}

.footer-bottom {
  padding: var(--space-lg) 0;
  display: flex;
  align-items: center;
  justify-content: space-between;
  flex-wrap: wrap;
  gap: var(--space-md);
}

.footer-copyright {
  color: rgba(255, 255, 255, 0.5);
  font-size: 0.875rem;
}

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

/* =====================================================
   PAGE HEADERS
   ===================================================== */
.page-header {
  position: relative;
  padding: calc(var(--space-4xl) + 80px) 0 var(--space-3xl);
  background: var(--color-primary-dark);
  overflow: hidden;
}

.page-header-bg {
  position: absolute;
  inset: 0;
}

.page-header-bg img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  opacity: 0.3;
}

.page-header-overlay {
  position: absolute;
  inset: 0;
  background: linear-gradient(135deg, var(--color-primary) 0%, var(--color-primary-dark) 100%);
  opacity: 0.9;
}

.page-header-content {
  position: relative;
  z-index: 2;
  text-align: center;
}

.page-title {
  font-family: var(--font-display);
  font-size: clamp(2.5rem, 5vw, 4rem);
  color: var(--color-white);
  margin-bottom: var(--space-md);
}

.page-subtitle {
  font-size: 1.125rem;
  color: rgba(255, 255, 255, 0.8);
  max-width: 600px;
  margin: 0 auto;
}

.breadcrumb {
  display: flex;
  align-items: center;
  justify-content: center;
  gap: var(--space-sm);
  margin-top: var(--space-lg);
}

.breadcrumb a {
  color: rgba(255, 255, 255, 0.7);
  font-size: 0.875rem;
}

.breadcrumb a:hover {
  color: var(--color-secondary);
}

.breadcrumb span {
  color: var(--color-secondary);
  font-size: 0.875rem;
}

.breadcrumb-separator {
  color: rgba(255, 255, 255, 0.4);
}

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

@keyframes fadeIn {
  from {
    opacity: 0;
  }
  to {
    opacity: 1;
  }
}

@keyframes slideInLeft {
  from {
    opacity: 0;
    transform: translateX(-30px);
  }
  to {
    opacity: 1;
    transform: translateX(0);
  }
}

@keyframes slideInRight {
  from {
    opacity: 0;
    transform: translateX(30px);
  }
  to {
    opacity: 1;
    transform: translateX(0);
  }
}

.animate-fade-up {
  opacity: 0;
  transform: translateY(30px);
  transition: opacity 0.6s ease-out, transform 0.6s ease-out;
}

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

/* Staggered animations */
.stagger-1 { transition-delay: 0.1s; }
.stagger-2 { transition-delay: 0.2s; }
.stagger-3 { transition-delay: 0.3s; }
.stagger-4 { transition-delay: 0.4s; }
.stagger-5 { transition-delay: 0.5s; }
.stagger-6 { transition-delay: 0.6s; }

/* =====================================================
   RESPONSIVE DESIGN
   ===================================================== */
@media (max-width: 1200px) {
  .grid-4 {
    grid-template-columns: repeat(2, 1fr);
  }
  
  .footer-grid {
    grid-template-columns: repeat(2, 1fr);
  }
}

@media (max-width: 992px) {
  .nav-main {
    display: none;
  }
  
  .menu-toggle {
    display: flex;
  }
  
  .grid-3,
  .services-grid {
    grid-template-columns: repeat(2, 1fr);
  }
  
  .about-grid,
  .contact-grid {
    grid-template-columns: 1fr;
    gap: var(--space-xl);
  }
  
  .about-content {
    padding-right: 0;
  }
  
  .about-image-secondary {
    position: relative;
    bottom: auto;
    right: auto;
    width: 100%;
    margin-top: var(--space-lg);
  }
  
  .process-timeline {
    padding-left: 40px;
  }
  
  .process-line {
    left: 0;
  }
  
  .process-step {
    grid-template-columns: 1fr;
    gap: var(--space-md);
  }
  
  .process-step:nth-child(even) .process-content,
  .process-content {
    order: 2;
    text-align: left;
  }
  
  .process-number {
    position: absolute;
    left: -40px;
    top: 0;
    width: 40px;
    height: 40px;
    font-size: 1rem;
  }
  
  .process-image {
    order: 3;
  }
  
  .gallery-grid {
    grid-template-columns: repeat(2, 1fr);
  }
  
  .gallery-item:nth-child(1),
  .gallery-item:nth-child(6) {
    grid-column: span 1;
    grid-row: span 1;
  }
}

@media (max-width: 768px) {
  .grid-2,
  .grid-3,
  .grid-4,
  .services-grid {
    grid-template-columns: 1fr;
  }
  
  .hero-stats {
    grid-template-columns: 1fr;
    gap: var(--space-lg);
  }
  
  .stat-item {
    text-align: center;
    padding: var(--space-md);
    background: rgba(255, 255, 255, 0.05);
    border-radius: var(--radius-md);
  }
  
  .footer-grid {
    grid-template-columns: 1fr;
    gap: var(--space-xl);
  }
  
  .footer-bottom {
    flex-direction: column;
    text-align: center;
  }
  
  .testimonial-card {
    flex: 0 0 100%;
  }
  
  .form-row {
    grid-template-columns: 1fr;
  }
  
  .cta-actions {
    flex-direction: column;
  }
  
  .btn {
    width: 100%;
  }
}

@media (max-width: 576px) {
  :root {
    --space-xl: 2rem;
    --space-2xl: 3rem;
    --space-3xl: 4rem;
    --space-4xl: 5rem;
  }
  
  .container {
    padding: 0 var(--space-md);
  }
  
  .hero-title {
    font-size: 2.5rem;
  }
  
  .gallery-grid {
    grid-template-columns: 1fr;
  }
}

/* =====================================================
   MOBILE NAVIGATION
   ===================================================== */
.mobile-nav {
  position: fixed;
  top: 0;
  right: -100%;
  width: 100%;
  max-width: 320px;
  height: 100vh;
  background: var(--color-white);
  z-index: 1001;
  padding: var(--space-xl);
  transition: right var(--transition-base);
  box-shadow: var(--shadow-xl);
  overflow-y: auto;
}

.mobile-nav.active {
  right: 0;
}

.mobile-nav-header {
  display: flex;
  align-items: center;
  justify-content: space-between;
  margin-bottom: var(--space-xl);
  padding-bottom: var(--space-lg);
  border-bottom: 1px solid var(--color-gray-200);
}

.mobile-nav-close {
  width: 40px;
  height: 40px;
  background: var(--color-gray-100);
  border: none;
  border-radius: var(--radius-md);
  display: flex;
  align-items: center;
  justify-content: center;
  cursor: pointer;
  color: var(--color-gray-600);
}

.mobile-nav-list {
  list-style: none;
}

.mobile-nav-list li {
  margin-bottom: var(--space-sm);
}

.mobile-nav-link {
  display: block;
  padding: var(--space-md);
  font-family: var(--font-heading);
  font-size: 1rem;
  font-weight: 600;
  color: var(--color-gray-700);
  border-radius: var(--radius-md);
  transition: all var(--transition-fast);
}

.mobile-nav-link:hover,
.mobile-nav-link.active {
  background: var(--color-cream);
  color: var(--color-primary);
}

.mobile-nav-overlay {
  position: fixed;
  inset: 0;
  background: rgba(0, 0, 0, 0.5);
  z-index: 1000;
  opacity: 0;
  visibility: hidden;
  transition: all var(--transition-base);
}

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

/* =====================================================
   UTILITIES
   ===================================================== */
.text-center { text-align: center; }
.text-left { text-align: left; }
.text-right { text-align: right; }

.mt-1 { margin-top: var(--space-sm); }
.mt-2 { margin-top: var(--space-md); }
.mt-3 { margin-top: var(--space-lg); }
.mt-4 { margin-top: var(--space-xl); }
.mt-5 { margin-top: var(--space-2xl); }

.mb-1 { margin-bottom: var(--space-sm); }
.mb-2 { margin-bottom: var(--space-md); }
.mb-3 { margin-bottom: var(--space-lg); }
.mb-4 { margin-bottom: var(--space-xl); }
.mb-5 { margin-bottom: var(--space-2xl); }

.py-1 { padding-top: var(--space-sm); padding-bottom: var(--space-sm); }
.py-2 { padding-top: var(--space-md); padding-bottom: var(--space-md); }
.py-3 { padding-top: var(--space-lg); padding-bottom: var(--space-lg); }
.py-4 { padding-top: var(--space-xl); padding-bottom: var(--space-xl); }
.py-5 { padding-top: var(--space-2xl); padding-bottom: var(--space-2xl); }

.hidden { display: none !important; }
.visible { display: block !important; }

/* Team Grid */
.team-grid {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: var(--space-lg);
}

.team-card {
  text-align: center;
  background: var(--color-white);
  border-radius: var(--radius-lg);
  overflow: hidden;
  transition: all var(--transition-base);
}

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

.team-image {
  position: relative;
  aspect-ratio: 1;
  overflow: hidden;
}

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

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

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

.team-name {
  font-size: 1.125rem;
  margin-bottom: var(--space-xs);
}

.team-role {
  font-size: 0.875rem;
  color: var(--color-secondary);
  font-weight: 600;
  text-transform: uppercase;
  letter-spacing: 1px;
}

/* Advantages Section */
.advantages-grid {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: var(--space-lg);
}

.advantage-card {
  display: flex;
  gap: var(--space-lg);
  background: var(--color-white);
  padding: var(--space-xl);
  border-radius: var(--radius-lg);
  border: 1px solid var(--color-gray-200);
  transition: all var(--transition-base);
}

.advantage-card:hover {
  border-color: var(--color-secondary);
  box-shadow: var(--shadow-md);
}

.advantage-icon {
  width: 56px;
  height: 56px;
  flex-shrink: 0;
  background: linear-gradient(135deg, var(--color-secondary), var(--color-secondary-light));
  border-radius: var(--radius-md);
  display: flex;
  align-items: center;
  justify-content: center;
  color: var(--color-gray-800);
}

.advantage-icon svg {
  width: 28px;
  height: 28px;
}

.advantage-content h4 {
  margin-bottom: var(--space-xs);
}

.advantage-content p {
  color: var(--color-text-light);
  margin-bottom: 0;
}

@media (max-width: 992px) {
  .team-grid {
    grid-template-columns: repeat(2, 1fr);
  }
  
  .advantages-grid {
    grid-template-columns: 1fr;
  }
}

@media (max-width: 576px) {
  .team-grid {
    grid-template-columns: 1fr;
  }
  
  .advantage-card {
    flex-direction: column;
    text-align: center;
    align-items: center;
  }
}

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

.model-card {
  background: var(--color-white);
  border-radius: var(--radius-lg);
  overflow: hidden;
  transition: all var(--transition-base);
}

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

.model-image {
  position: relative;
  aspect-ratio: 16/10;
  overflow: hidden;
}

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

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

.model-badge {
  position: absolute;
  top: var(--space-md);
  left: var(--space-md);
  background: var(--color-secondary);
  color: var(--color-gray-800);
  padding: var(--space-xs) var(--space-sm);
  border-radius: var(--radius-sm);
  font-size: 0.75rem;
  font-weight: 700;
  text-transform: uppercase;
  letter-spacing: 1px;
}

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

.model-name {
  font-size: 1.25rem;
  margin-bottom: var(--space-xs);
}

.model-specs {
  display: flex;
  flex-wrap: wrap;
  gap: var(--space-md);
  margin-bottom: var(--space-md);
  color: var(--color-text-light);
  font-size: 0.9rem;
}

.model-spec {
  display: flex;
  align-items: center;
  gap: var(--space-xs);
}

.model-spec svg {
  width: 16px;
  height: 16px;
  color: var(--color-secondary);
}

.model-price {
  font-family: var(--font-display);
  font-size: 1.5rem;
  font-weight: 600;
  color: var(--color-primary);
}

.model-price span {
  font-size: 0.875rem;
  color: var(--color-text-light);
  font-family: var(--font-body);
  font-weight: 400;
}

@media (max-width: 992px) {
  .models-showcase {
    grid-template-columns: repeat(2, 1fr);
  }
}

@media (max-width: 576px) {
  .models-showcase {
    grid-template-columns: 1fr;
  }
}