/* Prefabrication Nation - Static Site Styles */
/* Earth Tones Color Palette */
:root {
  --color-primary: #5D4E37;
  --color-primary-light: #7A6B54;
  --color-secondary: #8B7355;
  --color-accent: #6B8E23;
  --color-accent-light: #9ACD32;
  --color-background: #FAF8F5;
  --color-surface: #FFFFFF;
  --color-text: #3D3D3D;
  --color-text-light: #6B6B6B;
  --color-border: #E5DED3;
  --color-cream: #F5F0E8;
  --color-tan: #D4C4B0;
  --color-olive: #556B2F;
  --shadow-sm: 0 1px 2px rgba(0,0,0,0.05);
  --shadow-md: 0 4px 6px rgba(0,0,0,0.1);
  --shadow-lg: 0 10px 15px rgba(0,0,0,0.1);
}

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

html {
  scroll-behavior: smooth;
}

body {
  font-family: 'Inter', -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, sans-serif;
  background-color: var(--color-background);
  color: var(--color-text);
  line-height: 1.6;
}

/* Container */
.container {
  max-width: 1200px;
  margin: 0 auto;
  padding: 0 20px;
}

/* Header */
header {
  background: var(--color-surface);
  box-shadow: var(--shadow-sm);
  position: sticky;
  top: 0;
  z-index: 100;
}

.header-content {
  display: flex;
  justify-content: space-between;
  align-items: center;
  padding: 1rem 0;
}

.logo {
  display: flex;
  align-items: center;
  gap: 0.75rem;
  text-decoration: none;
  color: var(--color-primary);
}

.logo-icon {
  width: 40px;
  height: 40px;
  background: linear-gradient(135deg, var(--color-primary), var(--color-accent));
  border-radius: 8px;
  display: flex;
  align-items: center;
  justify-content: center;
  color: white;
  font-weight: bold;
  font-size: 1.25rem;
}

.logo-text {
  font-size: 1.5rem;
  font-weight: 700;
}

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

nav ul {
  display: flex;
  list-style: none;
  gap: 2rem;
}

nav a {
  text-decoration: none;
  color: var(--color-text);
  font-weight: 500;
  transition: color 0.3s;
  padding: 0.5rem 0;
}

nav a:hover {
  color: var(--color-accent);
}

/* Mobile Menu */
.mobile-menu-btn {
  display: none;
  background: none;
  border: none;
  font-size: 1.5rem;
  cursor: pointer;
  color: var(--color-primary);
}

/* Hero Section */
.hero {
  position: relative;
  min-height: 80vh;
  display: flex;
  align-items: center;
  background: linear-gradient(135deg, rgba(93,78,55,0.9), rgba(107,142,35,0.7)),
              url('images/hero_prefab_home.jpg') center/cover;
  color: white;
}

.hero-content {
  max-width: 700px;
}

.hero h1 {
  font-size: 3.5rem;
  font-weight: 800;
  line-height: 1.1;
  margin-bottom: 1.5rem;
}

.hero p {
  font-size: 1.25rem;
  margin-bottom: 2rem;
  opacity: 0.95;
}

.btn {
  display: inline-block;
  padding: 1rem 2rem;
  border-radius: 8px;
  text-decoration: none;
  font-weight: 600;
  transition: all 0.3s;
  border: none;
  cursor: pointer;
}

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

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

.btn-secondary {
  background: transparent;
  color: white;
  border: 2px solid white;
  margin-left: 1rem;
}

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

/* Stats */
.stats {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 2rem;
  margin-top: 4rem;
  padding-top: 2rem;
  border-top: 1px solid rgba(255,255,255,0.3);
}

.stat h3 {
  font-size: 2.5rem;
  font-weight: 700;
}

.stat p {
  font-size: 0.9rem;
  opacity: 0.8;
}

/* Sections */
section {
  padding: 5rem 0;
}

.section-header {
  text-align: center;
  max-width: 700px;
  margin: 0 auto 3rem;
}

.section-header h2 {
  font-size: 2.5rem;
  color: var(--color-primary);
  margin-bottom: 1rem;
}

.section-header p {
  color: var(--color-text-light);
  font-size: 1.1rem;
}

/* Cards Grid */
.cards-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 2rem;
}

.card {
  background: var(--color-surface);
  border-radius: 12px;
  overflow: hidden;
  box-shadow: var(--shadow-md);
  transition: transform 0.3s, box-shadow 0.3s;
}

.card:hover {
  transform: translateY(-5px);
  box-shadow: var(--shadow-lg);
}

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

.card-content {
  padding: 1.5rem;
}

.card h3 {
  color: var(--color-primary);
  margin-bottom: 0.75rem;
}

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

/* Features */
.features {
  background: var(--color-cream);
}

.features-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 2rem;
}

.feature {
  text-align: center;
  padding: 2rem;
  background: var(--color-surface);
  border-radius: 12px;
  box-shadow: var(--shadow-sm);
}

.feature-icon {
  width: 60px;
  height: 60px;
  background: linear-gradient(135deg, var(--color-accent-light), var(--color-accent));
  border-radius: 12px;
  display: flex;
  align-items: center;
  justify-content: center;
  margin: 0 auto 1rem;
  font-size: 1.5rem;
}

.feature h3 {
  color: var(--color-primary);
  margin-bottom: 0.5rem;
}

.feature p {
  color: var(--color-text-light);
  font-size: 0.9rem;
}

/* Process Steps */
.process-steps {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 2rem;
}

.step {
  text-align: center;
  position: relative;
}

.step-number {
  width: 50px;
  height: 50px;
  background: var(--color-accent);
  color: white;
  border-radius: 50%;
  display: flex;
  align-items: center;
  justify-content: center;
  font-weight: bold;
  font-size: 1.25rem;
  margin: 0 auto 1rem;
}

.step h3 {
  color: var(--color-primary);
  margin-bottom: 0.5rem;
}

.step p {
  color: var(--color-text-light);
  font-size: 0.9rem;
}

/* Member Types */
.member-types {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 2rem;
}

.member-type {
  background: var(--color-surface);
  border-radius: 12px;
  padding: 2rem;
  text-align: center;
  border: 2px solid var(--color-border);
  transition: border-color 0.3s, box-shadow 0.3s;
}

.member-type:hover {
  border-color: var(--color-accent);
  box-shadow: var(--shadow-md);
}

.member-type-icon {
  width: 80px;
  height: 80px;
  background: var(--color-cream);
  border-radius: 50%;
  display: flex;
  align-items: center;
  justify-content: center;
  margin: 0 auto 1.5rem;
  font-size: 2rem;
}

.member-type h3 {
  color: var(--color-primary);
  font-size: 1.5rem;
  margin-bottom: 1rem;
}

.member-type ul {
  list-style: none;
  text-align: left;
  margin-top: 1.5rem;
}

.member-type li {
  padding: 0.5rem 0;
  padding-left: 1.5rem;
  position: relative;
  color: var(--color-text-light);
}

.member-type li::before {
  content: '✓';
  position: absolute;
  left: 0;
  color: var(--color-accent);
  font-weight: bold;
}

/* Contact Form */
.contact-section {
  background: var(--color-cream);
}

.contact-grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 4rem;
}

.contact-info h3 {
  color: var(--color-primary);
  margin-bottom: 1rem;
}

.contact-info p {
  color: var(--color-text-light);
  margin-bottom: 2rem;
}

.contact-details {
  margin-top: 2rem;
}

.contact-item {
  display: flex;
  align-items: center;
  gap: 1rem;
  margin-bottom: 1rem;
  color: var(--color-text);
}

.contact-item-icon {
  width: 40px;
  height: 40px;
  background: var(--color-surface);
  border-radius: 8px;
  display: flex;
  align-items: center;
  justify-content: center;
  color: var(--color-accent);
}

form {
  background: var(--color-surface);
  padding: 2rem;
  border-radius: 12px;
  box-shadow: var(--shadow-md);
}

.form-group {
  margin-bottom: 1.5rem;
}

label {
  display: block;
  margin-bottom: 0.5rem;
  font-weight: 500;
  color: var(--color-text);
}

input, select, textarea {
  width: 100%;
  padding: 0.75rem 1rem;
  border: 2px solid var(--color-border);
  border-radius: 8px;
  font-size: 1rem;
  transition: border-color 0.3s;
  font-family: inherit;
}

input:focus, select:focus, textarea:focus {
  outline: none;
  border-color: var(--color-accent);
}

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

form .btn {
  width: 100%;
}

/* Footer */
footer {
  background: var(--color-secondary);
  color: white;
  padding: 4rem 0 2rem;
}

.footer-grid {
  display: grid;
  grid-template-columns: 2fr 1fr 1fr 1fr;
  gap: 3rem;
  margin-bottom: 3rem;
}

.footer-brand p {
  opacity: 0.8;
  margin-top: 1rem;
  font-size: 0.9rem;
}

.footer-links h4 {
  margin-bottom: 1.5rem;
  font-size: 1.1rem;
}

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

.footer-links a {
  color: rgba(255,255,255,0.8);
  text-decoration: none;
  display: block;
  padding: 0.3rem 0;
  transition: color 0.3s;
}

.footer-links a:hover {
  color: white;
}

.footer-bottom {
  text-align: center;
  padding-top: 2rem;
  border-top: 1px solid rgba(255,255,255,0.2);
  opacity: 0.8;
  font-size: 0.9rem;
}

/* Page Headers */
.page-header {
  background: linear-gradient(135deg, var(--color-primary), var(--color-secondary));
  color: white;
  padding: 4rem 0;
  text-align: center;
}

.page-header h1 {
  font-size: 3rem;
  margin-bottom: 1rem;
}

.page-header p {
  font-size: 1.2rem;
  opacity: 0.9;
  max-width: 600px;
  margin: 0 auto;
}

/* About Page */
.about-content {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 4rem;
  align-items: center;
}

.about-content img {
  width: 100%;
  border-radius: 12px;
  box-shadow: var(--shadow-lg);
}

.about-text h3 {
  color: var(--color-primary);
  margin-bottom: 1rem;
}

.about-text p {
  color: var(--color-text-light);
  margin-bottom: 1rem;
}

/* Benefits Page */
.benefits-hero {
  background: linear-gradient(135deg, rgba(107,142,35,0.9), rgba(85,107,47,0.8)),
              url('images/sustainable_prefab_natural.jpg') center/cover;
}

/* CTA Section */
.cta-section {
  background: linear-gradient(135deg, var(--color-accent), var(--color-olive));
  color: white;
  text-align: center;
  padding: 4rem 0;
}

.cta-section h2 {
  font-size: 2.5rem;
  margin-bottom: 1rem;
}

.cta-section p {
  font-size: 1.2rem;
  opacity: 0.9;
  margin-bottom: 2rem;
}

.cta-section .btn-secondary {
  margin-left: 0;
}

/* Responsive */
@media (max-width: 992px) {
  .cards-grid,
  .features-grid,
  .member-types {
    grid-template-columns: repeat(2, 1fr);
  }
  
  .process-steps {
    grid-template-columns: repeat(2, 1fr);
  }
  
  .stats {
    grid-template-columns: repeat(2, 1fr);
  }
  
  .footer-grid {
    grid-template-columns: repeat(2, 1fr);
  }
  
  .contact-grid,
  .about-content {
    grid-template-columns: 1fr;
  }
}

@media (max-width: 768px) {
  .mobile-menu-btn {
    display: block;
  }
  
  nav {
    display: none;
    position: absolute;
    top: 100%;
    left: 0;
    right: 0;
    background: var(--color-surface);
    box-shadow: var(--shadow-md);
    padding: 1rem;
  }
  
  nav.active {
    display: block;
  }
  
  nav ul {
    flex-direction: column;
    gap: 0;
  }
  
  nav li {
    border-bottom: 1px solid var(--color-border);
  }
  
  nav a {
    display: block;
    padding: 1rem;
  }
  
  .hero h1 {
    font-size: 2.5rem;
  }
  
  .cards-grid,
  .features-grid,
  .member-types,
  .process-steps {
    grid-template-columns: 1fr;
  }
  
  .stats {
    grid-template-columns: 1fr 1fr;
  }
  
  .footer-grid {
    grid-template-columns: 1fr;
    text-align: center;
  }
  
  .btn-secondary {
    margin-left: 0;
    margin-top: 1rem;
  }
  
  .hero-buttons {
    display: flex;
    flex-direction: column;
    gap: 1rem;
  }
}

@media (max-width: 480px) {
  .hero h1 {
    font-size: 2rem;
  }
  
  .section-header h2 {
    font-size: 1.75rem;
  }
  
  .page-header h1 {
    font-size: 2rem;
  }
  
  .stats {
    grid-template-columns: 1fr;
  }
}