:root {
  --color-primary: #eb5833;
  --color-accent: #c94420;
  --color-bg: #ffffff;
  --color-text: #1a202c;
  --color-gray: #e2e8f0;
  --color-dark-gray: #718096;
  --color-light-bg: #f7fafc;
  --font-family: system-ui, -apple-system, 'Segoe UI', Roboto, sans-serif;
  --border-radius: 8px;
  --shadow: 0 2px 8px rgba(0,0,0,0.1);
  --max-width: 1200px;
}

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

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

body {
  font-family: var(--font-family);
  color: var(--color-text);
  background: var(--color-bg);
  line-height: 1.6;
}

a {
  color: var(--color-accent);
  text-decoration: none;
  transition: color 0.2s;
}

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

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

ul, ol {
  list-style: none;
}

.container {
  max-width: var(--max-width);
  margin: 0 auto;
  padding: 0 20px;
}

.section {
  padding: 60px 0;
}

.section-title {
  font-size: 2rem;
  font-weight: 700;
  color: var(--color-primary);
  margin-bottom: 12px;
  text-align: center;
}

.section-subtitle {
  font-size: 1.05rem;
  color: var(--color-dark-gray);
  text-align: center;
  margin-bottom: 40px;
}

.btn {
  display: inline-block;
  padding: 12px 28px;
  border-radius: var(--border-radius);
  font-size: 1rem;
  font-weight: 600;
  cursor: pointer;
  border: none;
  transition: background 0.3s, transform 0.2s;
}

.btn:hover {
  transform: translateY(-1px);
}

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

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

.btn-outline {
  background: transparent;
  color: var(--color-accent);
  border: 2px solid var(--color-accent);
}

.btn-outline:hover {
  background: var(--color-accent);
  color: #fff;
}

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

@media (max-width: 767px) {
  .section {
    padding: 40px 0;
  }
  .section-title {
    font-size: 1.6rem;
  }
}