/* Base styles that apply to all themes */

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

body {
  font-size: 16px;
  line-height: 1.4;
  padding: 10px;
  max-width: 900px;
  margin: 0 auto;
}

h1 {
  font-size: 24px;
  font-weight: bold;
  margin: 10px 0;
}

h2 {
  font-size: 20px;
  font-weight: bold;
  margin: 10px 0;
}

h3 {
  font-size: 18px;
  font-weight: bold;
  margin: 8px 0;
}

p {
  margin: 10px 0;
}

form {
  margin: 20px 0;
}

label {
  display: block;
  margin: 10px 0 5px 0;
  font-weight: bold;
}

input[type="text"],
input[type="email"],
input[type="password"],
textarea {
  width: 100%;
  max-width: 500px;
  padding: 5px;
  border: 1px solid var(--border-color, #666);
  font-size: 16px;
}

textarea {
  min-height: 200px;
  resize: vertical;
}

button,
input[type="submit"] {
  border: 1px solid var(--border-color, #666);
  padding: 5px 15px;
  cursor: pointer;
  font-size: 16px;
  margin: 10px 10px 10px 0;
}

.container {
  max-width: 900px;
  margin: 0 auto;
}

.header {
  border-bottom: 1px solid var(--border-color, #666);
  padding-bottom: 10px;
  margin-bottom: 20px;
}

.nav {
  margin: 10px 0;
}

.nav a {
  margin-right: 15px;
}

.post-list {
  list-style: none;
  margin: 20px 0;
}

.post-item {
  margin: 15px 0;
  padding: 10px 0;
  border-bottom: 1px solid var(--border-light, #ddd);
}

.post-title {
  font-size: 18px;
  font-weight: normal;
}

.post-meta {
  color: var(--text-secondary, #666);
  font-size: 14px;
  margin-top: 5px;
}

.pagination {
  margin: 30px 0;
  padding: 20px 0;
  border-top: 1px solid var(--border-color, #666);
}

.pagination a,
.pagination span {
  margin: 0 10px;
}

.footer {
  margin-top: 50px;
  padding-top: 20px;
  border-top: 1px solid var(--border-color, #666);
  text-align: center;
  color: var(--text-secondary, #666);
  font-size: 14px;
}

.error {
  color: #cc0000;
  font-weight: bold;
  margin: 10px 0;
}

.success {
  color: #008800;
  font-weight: bold;
  margin: 10px 0;
}

@media (max-width: 600px) {
  body {
    padding: 5px;
  }
  
  input[type="text"],
  input[type="email"],
  input[type="password"],
  textarea {
    width: 100%;
  }
}