:root {
  --primary: #00BF63;
  --primary-dark: #00994F;
  --background: #f8fafc;
  --text-color: #222;
  --light-text: #666;
  --white: #fff;
  --container-max-width: 900px;
  --header-padding: 56px 20px;
  --card-shadow: 0 10px 40px rgba(0, 191, 99, 0.10);
}

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

body {
  font-family: 'Roboto', sans-serif;
  background: linear-gradient(120deg, #e9ffe5 0%, #f8fafc 100%);
  color: var(--text-color);
  min-height: 100vh;
  display: flex;
  flex-direction: column;
  line-height: 1.7;
}

header {
  background: linear-gradient(135deg, var(--primary), var(--primary-dark));
  color: var(--white);
  padding: var(--header-padding);
  text-align: center;
  border-bottom-left-radius: 32px;
  border-bottom-right-radius: 32px;
  box-shadow: 0 6px 36px rgba(0,191,99,0.08);
}

header h1 {
  font-size: 2.25rem;
  font-weight: 700;
  letter-spacing: 1px;
  margin-bottom: 6px;
  text-shadow: 0 2px 12px rgba(0,191,99,0.08);
}

.container {
  max-width: var(--container-max-width);
  margin: 36px auto;
  padding: 0 20px;
  flex: 1;
  width: 100%;
}

.content {
  background: var(--white);
  border-radius: 14px;
  padding: 36px 28px;
  box-shadow: var(--card-shadow);
  animation: fadeIn 0.6s ease-in-out;
  border: 1px solid #e9f9ee;
}

.content h2 {
  color: var(--primary);
  font-size: 1.25rem;
  margin-bottom: 12px;
  font-weight: 700;
  border-left: 4px solid var(--primary);
  padding-left: 12px;
  background: linear-gradient(90deg, #f6fff7 0%, #fff 100%);
  border-radius: 6px;
}

.content p {
  font-size: 1rem;
  margin-bottom: 1em;
  line-height: 1.7;
  color: var(--text-color);
}

.content a {
  color: var(--primary);
  text-decoration: none;
  font-weight: 500;
  border-bottom: 1px dashed var(--primary);
  transition: color 0.2s, border-bottom 0.2s;
}

.content a:hover {
  color: var(--primary-dark);
  border-bottom: 2px solid var(--primary-dark);
}

footer {
  text-align: center;
  padding: 18px;
  background: var(--white);
  font-size: 0.95rem;
  color: var(--light-text);
  border-top: 1px solid #e9fbe9;
  border-bottom-left-radius: 12px;
  border-bottom-right-radius: 12px;
  box-shadow: 0 -2px 12px rgba(0,191,99,0.04);
  margin-top: 28px;
}

@keyframes fadeIn {
  from {
    opacity: 0;
    transform: translateY(14px);
  }
  to {
    opacity: 1;
    transform: translateY(0);
  }
}

@media (max-width: 600px) {
  header h1 {
    font-size: 1.5rem;
  }
  .content {
    padding: 18px 12px;
  }
  .container {
    margin: 18px auto;
  }
}