:root {
  --primary-color: #B63920;
  --secondary-color: #836221;
  --accent-color: #EC5184;
  --text-color: #333;
  --bg-color: #fff;
  --light-bg: #f8f9fa;
  --border-color: #dee2e6;

  --spacing-xs: 8px;
  --spacing-sm: 16px;
  --spacing-md: 24px;
  --spacing-lg: 32px;
  --spacing-xl: 48px;
  --spacing-xxl: 64px;

  --font-xs: 8px;
  --font-sm: 16px;
  --font-base: 32px;
  --font-lg: 64px;
  --font-xl: 128px;
  --font-xxl: 256px;
  --font-hero: 512px;

  --max-width: 1140px;
  --gutter: 1.5rem;
}

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

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

body {
  font-family: 'Roboto', -apple-system, BlinkMacSystemFont, 'Segoe UI', system-ui, sans-serif;
  font-size: 1rem;
  line-height: 1.5;
  color: var(--text-color);
  background: var(--bg-color);
  -webkit-font-smoothing: antialiased;
  -moz-osx-font-smoothing: grayscale;
}

h1, h2, h3, h4, h5, h6 {
  font-weight: 700;
  line-height: 1.2;
  margin-bottom: var(--spacing-md);
}

h1 {
  font-size: 2.5rem;
  color: var(--primary-color);
}

h2 {
  font-size: 2rem;
}

h3 {
  font-size: 1.5rem;
}

h4 {
  font-size: 1.25rem;
}

p {
  margin-bottom: var(--spacing-sm);
}

a {
  color: var(--primary-color);
  text-decoration: none;
  transition: color 0.3s ease;
}

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

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

.container {
  max-width: var(--max-width);
  margin: 0 auto;
  padding: 0 var(--gutter);
}

.navbar {
  background: #fff;
  border-bottom: 1px solid var(--border-color);
  padding: var(--spacing-sm) 0;
  position: sticky;
  top: 0;
  z-index: 1000;
  box-shadow: 0 2px 4px rgba(0, 0, 0, 0.1);
}

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

.logo {
  font-size: 1.5rem;
  font-weight: 700;
  color: var(--primary-color);
}

.mobile-menu-toggle {
  display: none;
  background: none;
  border: none;
  font-size: 1.5rem;
  color: var(--text-color);
  cursor: pointer;
  padding: var(--spacing-xs);
}

.main-nav {
  opacity: 1;
  visibility: visible;
  transition: opacity 0.3s ease;
}

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

.nav-item {
  display: inline-block;
}

.nav-link {
  display: block;
  padding: var(--spacing-xs) var(--spacing-sm);
  color: var(--text-color);
  font-weight: 500;
  transition: color 0.3s ease;
}

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

.nav-link.active {
  color: var(--primary-color);
  border-bottom: 2px solid var(--primary-color);
}

.hero-wrap {
  background: linear-gradient(135deg, rgba(182, 57, 32, 0.05) 0%, rgba(131, 98, 33, 0.05) 100%);
  padding: var(--spacing-xxl) 0;
  min-height: 400px;
}

.hero-content {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: var(--spacing-xl);
  align-items: center;
}

.hero-text h1 {
  font-size: 3rem;
  margin-bottom: var(--spacing-md);
  color: var(--primary-color);
}

.hero-text p {
  font-size: 1.25rem;
  line-height: 1.6;
  margin-bottom: var(--spacing-lg);
}

.cta-element {
  display: inline-block;
  padding: var(--spacing-sm) var(--spacing-lg);
  background: var(--primary-color);
  color: #fff;
  font-weight: 700;
  border-radius: 4px;
  transition: background 0.3s ease, transform 0.2s ease;
}

.cta-element:hover {
  background: var(--accent-color);
  color: #fff;
  transform: translateY(-2px);
}

.action-link {
  display: inline-block;
  padding: var(--spacing-sm) var(--spacing-lg);
  background: transparent;
  color: var(--primary-color);
  border: 2px solid var(--primary-color);
  font-weight: 500;
  border-radius: 4px;
  transition: all 0.3s ease;
}

.action-link:hover {
  background: var(--primary-color);
  color: #fff;
}

.section-block {
  padding: var(--spacing-xxl) 0;
}

.section-block:nth-child(even) {
  background: var(--light-bg);
}

.section-header {
  text-align: center;
  margin-bottom: var(--spacing-xl);
}

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

.section-header p {
  font-size: 1.125rem;
  color: #666;
  max-width: 700px;
  margin: 0 auto;
}

.content-wrap {
  display: grid;
  grid-template-columns: 1fr 2fr 1fr;
  gap: var(--spacing-lg);
  margin-bottom: var(--spacing-xl);
}

.sidebar {
  padding: var(--spacing-md);
}

.main-content {
  padding: var(--spacing-md);
}

.flex-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: var(--spacing-lg);
  margin-bottom: var(--spacing-xl);
}

.grid-header {
  grid-column: span 3;
  text-align: center;
  padding: var(--spacing-xl);
  background: linear-gradient(135deg, rgba(182, 57, 32, 0.1) 0%, rgba(131, 98, 33, 0.1) 100%);
  border-radius: 8px;
}

.feature-card {
  background: #fff;
  padding: var(--spacing-lg);
  border-radius: 8px;
  border: 1px solid var(--border-color);
  transition: box-shadow 0.3s ease, transform 0.2s ease;
}

.feature-card:hover {
  box-shadow: 0 8px 16px rgba(0, 0, 0, 0.1);
  transform: translateY(-4px);
}

.feature-card h3 {
  color: var(--primary-color);
  margin-bottom: var(--spacing-sm);
}

.feature-card p {
  color: #666;
  line-height: 1.6;
}

.content-item {
  display: flex;
  flex-direction: column;
  background: #fff;
  border-radius: 8px;
  overflow: hidden;
  box-shadow: 0 2px 8px rgba(0, 0, 0, 0.08);
  transition: box-shadow 0.3s ease;
}

.content-item:hover {
  box-shadow: 0 4px 16px rgba(0, 0, 0, 0.12);
}

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

.content-item-body {
  padding: var(--spacing-md);
}

.content-item h3 {
  font-size: 1.25rem;
  margin-bottom: var(--spacing-sm);
  color: var(--primary-color);
}

.form-container {
  max-width: 600px;
  margin: 0 auto;
  padding: var(--spacing-lg);
  background: #fff;
  border-radius: 8px;
  box-shadow: 0 4px 12px rgba(0, 0, 0, 0.1);
}

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

.form-group label {
  display: block;
  margin-bottom: var(--spacing-xs);
  font-weight: 500;
  color: var(--text-color);
}

.form-group input,
.form-group textarea,
.form-group select {
  width: 100%;
  padding: var(--spacing-sm);
  border: 1px solid var(--border-color);
  border-radius: 4px;
  font-family: inherit;
  font-size: 1rem;
  transition: border-color 0.3s ease;
}

.form-group input:focus,
.form-group textarea:focus,
.form-group select:focus {
  outline: none;
  border-color: var(--primary-color);
}

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

.primary-btn {
  display: inline-block;
  padding: var(--spacing-sm) var(--spacing-lg);
  background: var(--primary-color);
  color: #fff;
  border: none;
  border-radius: 4px;
  font-size: 1rem;
  font-weight: 700;
  cursor: pointer;
  transition: background 0.3s ease;
}

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

.testimonial-block {
  background: var(--light-bg);
  padding: var(--spacing-lg);
  border-left: 4px solid var(--primary-color);
  margin-bottom: var(--spacing-md);
  border-radius: 4px;
}

.testimonial-block p {
  font-style: italic;
  margin-bottom: var(--spacing-sm);
}

.testimonial-author {
  font-weight: 700;
  color: var(--primary-color);
}

.footer {
  background: #2c3e50;
  color: #ecf0f1;
  padding: var(--spacing-xxl) 0 var(--spacing-md);
}

.footer-content {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: var(--spacing-xl);
  max-width: var(--max-width);
  margin: 0 auto var(--spacing-xl);
  padding: 0 var(--gutter);
}

.footer-section h3 {
  color: #fff;
  margin-bottom: var(--spacing-md);
}

.footer-section p,
.footer-section a {
  color: #bdc3c7;
  margin-bottom: var(--spacing-xs);
}

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

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

.footer-links li {
  margin-bottom: var(--spacing-xs);
}

.footer-links a {
  display: block;
  padding: var(--spacing-xs) 0;
  transition: color 0.3s ease;
}

.footer-bottom {
  text-align: center;
  padding-top: var(--spacing-md);
  border-top: 1px solid #34495e;
  color: #95a5a6;
}

.social-links {
  display: flex;
  gap: var(--spacing-sm);
  margin-top: var(--spacing-sm);
}

.social-link {
  display: inline-block;
  width: 40px;
  height: 40px;
  background: rgba(255, 255, 255, 0.1);
  border-radius: 50%;
  display: flex;
  align-items: center;
  justify-content: center;
  transition: background 0.3s ease;
}

.social-link:hover {
  background: var(--primary-color);
}

@media screen and (max-width: 1050px) {
  .flex-grid {
    grid-template-columns: repeat(2, 1fr);
  }

  .grid-header {
    grid-column: span 2;
  }

  .content-wrap {
    grid-template-columns: 1fr 2fr;
  }

  .content-wrap .sidebar:last-child {
    display: none;
  }

  .footer-content {
    grid-template-columns: repeat(2, 1fr);
  }
}

@media screen and (max-width: 850px) {
  h1 {
    font-size: 2rem;
  }

  .hero-text h1 {
    font-size: 2.25rem;
  }

  .hero-content {
    grid-template-columns: 1fr;
  }

  .content-wrap {
    grid-template-columns: 1fr;
  }

  .sidebar {
    display: none;
  }

  .mobile-menu-toggle {
    display: block;
  }

  .main-nav {
    opacity: 0;
    visibility: hidden;
    position: absolute;
    top: 100%;
    left: 0;
    right: 0;
    background: #fff;
    border-bottom: 1px solid var(--border-color);
    box-shadow: 0 4px 8px rgba(0, 0, 0, 0.1);
  }

  .main-nav.visible {
    opacity: 1;
    visibility: visible;
  }

  .nav-list {
    flex-direction: column;
    padding: var(--spacing-md);
  }

  .nav-item {
    display: block;
    width: 100%;
  }

  .nav-link {
    display: block;
    padding: var(--spacing-sm);
    border-bottom: 1px solid var(--border-color);
  }
}

@media screen and (max-width: 575px) {
  .flex-grid {
    grid-template-columns: 1fr;
  }

  .grid-header {
    grid-column: span 1;
  }

  .hero-wrap {
    padding: var(--spacing-lg) 0;
  }

  .section-block {
    padding: var(--spacing-lg) 0;
  }

  .footer-content {
    grid-template-columns: 1fr;
  }

  h1 {
    font-size: 1.75rem;
  }

  .hero-text h1 {
    font-size: 2rem;
  }

  .section-header h2 {
    font-size: 1.75rem;
  }
}

.text-center {
  text-align: center;
}

.mb-sm {
  margin-bottom: var(--spacing-sm);
}

.mb-md {
  margin-bottom: var(--spacing-md);
}

.mb-lg {
  margin-bottom: var(--spacing-lg);
}

.mt-sm {
  margin-top: var(--spacing-sm);
}

.mt-md {
  margin-top: var(--spacing-md);
}

.mt-lg {
  margin-top: var(--spacing-lg);
}

.d-flex {
  display: flex;
}

.flex-column {
  flex-direction: column;
}

.align-center {
  align-items: center;
}

.justify-center {
  justify-content: center;
}

.gap-sm {
  gap: var(--spacing-sm);
}

.gap-md {
  gap: var(--spacing-md);
}

.gap-lg {
  gap: var(--spacing-lg);
}