:root {
  --ash-grey: #ccdad1;
  --ash-grey-2: #9caea9;
  --grey-olive: #788585;
  --dim-grey: #6f6866;
  --deep-mocha: #38302e;
  --deep-mocha-light: #4a4240;
  --deep-mocha-dark: #2a2522;

  --bg-primary: var(--deep-mocha-dark);
  --bg-secondary: var(--deep-mocha);
  --bg-card: var(--deep-mocha-light);
  --text-primary: var(--ash-grey);
  --text-secondary: var(--ash-grey-2);
  --text-muted: var(--grey-olive);
  --accent: var(--ash-grey);
  --accent-hover: var(--ash-grey-2);
  --border-color: var(--grey-olive);
  --code-bg: var(--deep-mocha-dark);
}

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

body {
  font-family: 'Poppins', sans-serif;
  background-color: var(--bg-primary);
  color: var(--text-secondary);
  line-height: 1.6;
  min-height: 100vh;
}

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

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

.container {
  max-width: 1200px;
  margin: 0 auto;
  padding: 0 2rem;
}

.header {
  background: var(--bg-secondary);
  padding: 1rem 0;
  border-bottom: 1px solid var(--border-color);
  position: sticky;
  top: 0;
  z-index: 100;
}

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

.logo {
  display: flex;
  align-items: center;
  gap: 0.5rem;
  font-size: 1.5rem;
  font-weight: 700;
  color: var(--text-primary);
}

.logo svg {
  width: 32px;
  height: 32px;
}

.back-link {
  display: inline-flex;
  align-items: center;
  gap: 0.5rem;
  padding: 0.5rem 1rem;
  border: 1px solid var(--border-color);
  border-radius: 8px;
  color: var(--text-secondary);
  font-size: 0.9rem;
  transition: all 0.3s ease;
}

.back-link:hover {
  background: var(--bg-card);
  color: var(--text-primary);
  border-color: var(--accent);
}

.back-link svg {
  width: 18px;
  height: 18px;
}

.hero {
  padding: 4rem 0;
  background: linear-gradient(135deg, var(--bg-primary) 0%, var(--bg-secondary) 100%);
  text-align: center;
}

.hero-content {
  max-width: 800px;
  margin: 0 auto;
}

.hero h1 {
  font-size: 2.5rem;
  font-weight: 700;
  color: var(--text-primary);
  margin-bottom: 1.5rem;
  line-height: 1.3;
}

.hero p {
  font-size: 1.1rem;
  color: var(--text-secondary);
  line-height: 1.8;
}

.hero-icon {
  width: 80px;
  height: 80px;
  margin: 0 auto 2rem;
  background: var(--bg-card);
  border-radius: 50%;
  display: flex;
  align-items: center;
  justify-content: center;
  border: 2px solid var(--border-color);
}

.hero-icon svg {
  width: 40px;
  height: 40px;
  color: var(--accent);
}

section {
  padding: 3rem 0;
}

.section-title {
  font-size: 2rem;
  font-weight: 600;
  color: var(--text-primary);
  text-align: center;
  margin-bottom: 2rem;
}

.specs-table {
  width: 100%;
  max-width: 800px;
  margin: 0 auto;
  border-collapse: collapse;
  background: var(--bg-card);
  border-radius: 12px;
  overflow: hidden;
}

.specs-table th,
.specs-table td {
  padding: 1rem 1.5rem;
  text-align: left;
  border-bottom: 1px solid var(--border-color);
}

.specs-table th {
  background: var(--bg-secondary);
  color: var(--text-primary);
  font-weight: 600;
  width: 40%;
}

.specs-table td {
  color: var(--text-secondary);
  font-family: 'Courier New', monospace;
  font-size: 0.95rem;
}

.specs-table tr:last-child th,
.specs-table tr:last-child td {
  border-bottom: none;
}

.specs-table tr:hover {
  background: rgba(204, 218, 209, 0.05);
}

.services-grid {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: 2rem;
  max-width: 1000px;
  margin: 0 auto;
}

.service-card {
  background: var(--bg-card);
  border: 1px solid var(--border-color);
  border-radius: 16px;
  padding: 2rem;
  transition: all 0.3s ease;
}

.service-card:hover {
  transform: translateY(-4px);
  border-color: var(--accent);
  box-shadow: 0 8px 24px rgba(204, 218, 209, 0.1);
}

.service-icon {
  width: 60px;
  height: 60px;
  background: var(--bg-secondary);
  border-radius: 12px;
  display: flex;
  align-items: center;
  justify-content: center;
  margin-bottom: 1.5rem;
  border: 1px solid var(--border-color);
}

.service-icon svg {
  width: 32px;
  height: 32px;
  color: var(--accent);
}

.service-card h3 {
  font-size: 1.25rem;
  font-weight: 600;
  color: var(--text-primary);
  margin-bottom: 0.75rem;
}

.service-card p {
  color: var(--text-secondary);
  font-size: 0.95rem;
  line-height: 1.7;
}

.philosophy-section {
  background: var(--bg-secondary);
}

.philosophy-content {
  max-width: 800px;
  margin: 0 auto;
  text-align: center;
}

.philosophy-content h2 {
  font-size: 1.75rem;
  font-weight: 600;
  color: var(--text-primary);
  margin-bottom: 1rem;
}

.philosophy-content p {
  color: var(--text-secondary);
  font-size: 1.05rem;
  line-height: 1.8;
  margin-bottom: 2rem;
}

.code-block {
  background: var(--code-bg);
  border: 1px solid var(--border-color);
  border-radius: 12px;
  overflow: hidden;
  text-align: left;
}

.code-block h3 {
  font-size: 1rem;
  font-weight: 600;
  color: var(--text-primary);
  padding: 1rem 1.5rem;
  background: var(--bg-card);
  border-bottom: 1px solid var(--border-color);
}

.code-block pre {
  padding: 1.5rem;
  overflow-x: auto;
  margin: 0;
}

.code-block code {
  font-family: 'Courier New', monospace;
  font-size: 0.9rem;
  line-height: 1.6;
  color: var(--text-primary);
}

.code-block .keyword {
  color: #c792ea;
}

.code-block .string {
  color: #c3e88d;
}

.code-block .property {
  color: #82aaff;
}

.code-block .comment {
  color: var(--dim-grey);
}

.footer {
  background: var(--bg-secondary);
  border-top: 1px solid var(--border-color);
  padding: 2rem 0;
}

.footer-content {
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 1.5rem;
}

.social-links {
  display: flex;
  gap: 1.5rem;
}

.social-link {
  color: var(--text-muted);
  transition: all 0.3s ease;
}

.social-link:hover {
  color: var(--accent);
  transform: translateY(-2px);
}

.social-link svg {
  width: 24px;
  height: 24px;
}

.copyright {
  color: var(--dim-grey);
  font-size: 0.85rem;
}

@media (max-width: 1024px) {
  .services-grid {
    grid-template-columns: 1fr;
    max-width: 600px;
  }
}

@media (max-width: 768px) {
  .hero h1 {
    font-size: 1.75rem;
  }

  .hero p {
    font-size: 1rem;
  }

  .section-title {
    font-size: 1.5rem;
  }

  .specs-table th,
  .specs-table td {
    padding: 0.75rem 1rem;
    font-size: 0.9rem;
  }

  .container {
    padding: 0 1rem;
  }
}

@media (max-width: 480px) {
  .logo {
    font-size: 1.2rem;
  }

  .back-link span {
    display: none;
  }

  .back-link {
    padding: 0.5rem;
  }

  .hero {
    padding: 3rem 0;
  }

  section {
    padding: 2rem 0;
  }

  .service-card {
    padding: 1.5rem;
  }
}