/* Reset & base */
* {
  margin: 0;
  padding: 0;
  box-sizing: border-box;
}

html,
body {
  height: 100%;
  margin: 0;
  padding: 0;
  overscroll-behavior: none;
}

body {
  font-family: 'Segoe UI', system-ui, sans-serif;
  background: linear-gradient(135deg, #18181c 0%, #101012 100%);
  color: #e0e0e0;
  line-height: 1.6;
  min-height: 100vh;
}

header {
  text-align: center;
  padding: 2.5rem 1rem 1.2rem 1rem;
  background: #18181c;
  color: #f1f1f1;
  box-shadow: 0 2px 12px rgba(20, 20, 20, 0.15);
  position: relative;
}

header h1 {
  font-size: 2.2rem;
  margin-bottom: 0.5rem;
  color: #F28750;
  letter-spacing: 1px;
  transition: color 0.2s;
  cursor: pointer;
}

header h1:hover {
  color: #fff;
}

main {
  max-width: 700px;
  margin: 2rem auto;
  padding: 0 1rem;
  display: flex;
  flex-direction: column;
  gap: 1.5rem;
}

h2 {
  font-size: 1.35rem;
  margin-bottom: 0.7rem;
  color: #F28750;
  font-weight: 700;
  letter-spacing: 0.5px;
}

p {
  font-size: 1.08rem;
  color: #c0c0c0;
}

a {
  color: #F28750;
  text-decoration: none;
  transition: color 0.2s;
}

a:hover {
  color: #fff;
  text-decoration: underline;
}

footer {
  text-align: center;
  padding: 2rem 1rem;
  font-size: 0.95rem;
  color: #888;
  background: #18181c;
  border-top: 1px solid #23232a;
  margin-top: 2rem;
  letter-spacing: 0.5px;
}

.back-button {
  display: block;
  margin: 0 auto 0 auto;
  padding: 0.7rem 1.5rem;
  background: #F28750;
  color: #18181c;
  border-radius: 8px;
  text-decoration: none;
  font-weight: 600;
  text-align: center;
  box-shadow: 0 2px 8px rgba(242, 135, 80, 0.15), 0 2px 8px rgba(20, 20, 20, 0.18);
  border: 1.5px solid #F28750;
  font-size: 1.08rem;
  transition: background 0.2s, color 0.2s, box-shadow 0.2s, border-color 0.2s;
}

.back-button:hover {
  background: #18181c;
  color: #F28750;
  border-color: #F28750;
  box-shadow: 0 4px 16px rgba(242, 135, 80, 0.18), 0 4px 16px rgba(20, 20, 20, 0.28);
}

/* Mobile responsiveness */
@media (max-width: 480px) {
  header h1 {
    font-size: 1.5rem;
  }

  main {
    padding: 0 0.3rem;
  }

  h2 {
    font-size: 1.05rem;
  }

  p {
    font-size: 0.98rem;
  }
}