:root {
  --primary: #6366f1;
  --primary-hover: #4f46e5;
  --text-main: #374151;
  --text-dark: #111827;
  --bg-body: #f3f4f6;
  --bg-card: #ffffff;
  --border: #e5e7eb;
}

* {
  box-sizing: border-box;
}

body {
  font-family: 'Inter', sans-serif;
  background-color: var(--bg-body);
  color: var(--text-main);
  line-height: 1.7;
  margin: 0;
  padding: 40px 20px;
}

.policy-container {
  max-width: 850px;
  margin: 0 auto;
  background: var(--bg-card);
  padding: 50px 60px;
  border-radius: 16px;
  box-shadow: 0 10px 25px -5px rgba(0, 0, 0, 0.05);
}

header {
  border-bottom: 1px solid var(--border);
  margin-bottom: 40px;
  padding-bottom: 20px;
}

h1 {
  color: var(--text-dark);
  font-size: 2.5rem;
  margin: 0 0 10px 0;
  font-weight: 700;
}

.last-updated {
  color: #6b7280;
  font-size: 0.95rem;
}

h2 {
  color: var(--text-dark);
  font-size: 1.75rem;
  margin-top: 50px;
  margin-bottom: 20px;
  display: flex;
  align-items: center;
}

h2::before {
  content: "";
  display: inline-block;
  width: 4px;
  height: 24px;
  background: var(--primary);
  margin-right: 12px;
  border-radius: 2px;
}

h3 {
  color: var(--text-dark);
  font-size: 1.3rem;
  margin-top: 30px;
  font-weight: 600;
}

h4 {
  color: var(--text-dark);
  font-size: 1.1rem;
  margin-bottom: 10px;
  text-decoration: underline;
  text-decoration-color: var(--primary);
  text-underline-offset: 4px;
}

p {
  margin-bottom: 1.5rem;
}

ul {
  padding-left: 20px;
  margin-bottom: 1.5rem;
}

li {
  margin-bottom: 12px;
}

strong {
  color: var(--text-dark);
  font-weight: 600;
}

a {
  color: var(--primary);
  text-decoration: none;
  font-weight: 500;
  transition: color 0.2s;
}

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

.contact-box {
  background: #f8fafc;
  border: 1px solid var(--border);
  padding: 25px;
  border-radius: 12px;
  margin-top: 30px;
}

.contact-box ul {
  margin-bottom: 0;
  list-style: none;
  padding-left: 0;
}

.contact-box li::before {
  content: "\2192";
  margin-right: 10px;
  color: var(--primary);
}

code {
  background: #f1f5f9;
  padding: 2px 6px;
  border-radius: 4px;
  font-family: monospace;
  font-size: 0.9em;
}

.back-link {
  display: inline-block;
  margin-top: 40px;
  padding: 12px 24px;
  background: var(--primary);
  color: #fff;
  border-radius: 10px;
  font-weight: 600;
  transition: background 0.2s;
  text-decoration: none;
}

.back-link:hover {
  background: var(--primary-hover);
  text-decoration: none;
  color: #fff;
}

@media (max-width: 640px) {
  body {
    padding: 20px 10px;
  }
  .policy-container {
    padding: 30px 20px;
  }
  h1 {
    font-size: 1.8rem;
  }
  h2 {
    font-size: 1.4rem;
  }
}