body {
  background-color: white;
  color: var(--oc-gray-9);
  /* 中文字体优化 */
  font-family: -apple-system, BlinkMacSystemFont, "Segoe UI", "PingFang SC", "Hiragino Sans GB", "Microsoft YaHei", "Helvetica Neue", Helvetica, Arial, sans-serif;
  line-height: 1.6;
  text-rendering: optimizeLegibility;
  -webkit-font-smoothing: antialiased;
}

a {
  color: var(--primary-9);
  text-decoration: none;
  transition: color 0.2s ease;
}

a:hover {
  color: var(--primary-7);
  text-decoration: underline;
}

hr {
  border: none;
  border-top: 1px solid var(--oc-gray-4);
  margin: 1.5rem 0;
}

.onlineIndicator {
  background-color: var(--oc-green-6);
  border-radius: 100%;
  display: inline-block;
  height: 0.5rem;
  width: 0.5rem;
}

/** Layout **/

.layout {
  display: flex;
  flex-direction: column;
  min-height: 100vh;
}

.main {
  flex: 1;
  margin: 2.5rem 0;
  overflow-y: auto;
}

/** Nav **/

.nav__upper {
  background-color: var(--oc-gray-9);
  font-size: 0.875rem;
}

.nav__upper__content {
  display: flex;
  font-weight: 500;
  padding: 0.75rem 0;
}

.nav__upper__links {
  display: flex;
  gap: 1.5rem;
}

.nav__upper__link {
  color: var(--oc-gray-0);
  padding: 0.25rem 0;
}

.nav__main {
  background-color: var(--primary-9);
  box-shadow: 0 0.25rem 0.5rem rgba(0, 0, 0, 0.25);
  color: var(--oc-gray-0);
}

.nav__main__content {
  align-items: center;
  display: flex;
  padding: 1.25rem 0;
  gap: 2rem;
}

.nav__spacer {
  flex: 1;
}

.nav__title {
  color: var(--oc-gray-0);
  font-size: 1.625rem;
  font-weight: 700;
  letter-spacing: -0.025em;
}

.nav__title:hover {
  color: var(--oc-gray-0);
  text-decoration: none;
}

.nav__link {
  color: var(--oc-gray-0);
  font-weight: 500;
  font-size: 1rem;
  padding: 0.5rem 0.75rem;
  border-radius: 4px;
  transition: background-color 0.2s ease;
}

.nav__link:hover {
  background-color: rgba(255, 255, 255, 0.1);
  text-decoration: none;
}

/** Footer **/

.footer {
  background-color: var(--oc-gray-9);
  color: white;
  font-size: 0.875rem;
  padding: 1.5rem 0;
  line-height: 1.7;
}

.footer__content {
  align-items: center;
  display: flex;
  justify-content: space-between;
  flex-wrap: wrap;
  gap: 1rem;
}

.footer a {
  color: var(--oc-gray-0);
  font-weight: 500;
}

.footer a:hover {
  color: var(--oc-gray-2);
}

/** Table **/

.pw-table-container {
  overflow-x: auto;
  border-radius: 8px;
  box-shadow: 0 1px 3px rgba(0, 0, 0, 0.1);
}

.pw-table {
  border-collapse: collapse;
  min-width: 48rem;
  width: 100%;
  font-size: 0.875rem;
}

.pw-table thead tr th {
  background-color: var(--oc-gray-1);
  border-bottom: 2px solid var(--oc-gray-4);
  color: var(--oc-gray-8);
  font-size: 0.875rem;
  font-weight: 600;
  padding: 1rem 1.25rem;
  text-align: left;
}

.pw-table tbody tr td {
  padding: 1rem 1.25rem;
  border-bottom: 1px solid var(--oc-gray-3);
}

.pw-table tbody tr:hover {
  background-color: var(--oc-gray-0);
}

/* Center content, used for login and signup */

.centerPage {
  margin: 0 auto;
  width: 24rem;
  max-width: 90%;
}

.pw-form .errorlist.nonfield {
  color: var(--oc-red-8);
  margin: 0 0 1rem 0;
  padding: 0.75rem;
  background-color: var(--oc-red-0);
  border-radius: 4px;
  border-left: 4px solid var(--oc-red-6);
}

.pw-form-group .errorlist {
  color: var(--oc-red-8);
  list-style: none;
  margin: 0.5rem 0 0 0;
  padding: 0;
  font-size: 0.875rem;
}

/* 中文内容样式优化 */
.content {
  font-size: 1rem;
  line-height: 1.8;
}

.content h1, .content h2, .content h3, .content h4, .content h5, .content h6 {
  font-weight: 600;
  line-height: 1.4;
  margin: 2rem 0 1rem 0;
  color: var(--oc-gray-9);
}

.content h1 {
  font-size: 2rem;
  border-bottom: 2px solid var(--oc-gray-3);
  padding-bottom: 0.5rem;
}

.content h2 {
  font-size: 1.5rem;
  border-bottom: 1px solid var(--oc-gray-3);
  padding-bottom: 0.5rem;
}

.content p {
  margin-bottom: 1.2rem;
}

.content ul, .content ol {
  margin: 1rem 0;
  padding-left: 2rem;
}

.content li {
  margin-bottom: 0.5rem;
}

pre[class*="language-"] {
  font-size: 0.875rem;
  line-height: 1.5;
  border-radius: 6px;
  margin: 1.5rem 0;
}

/* 响应式优化 */
@media (max-width: 768px) {
  .nav__main__content {
    flex-wrap: wrap;
    gap: 1rem;
  }

  .nav__title {
    font-size: 1.375rem;
  }

  .footer__content {
    flex-direction: column;
    text-align: center;
  }

  .centerPage {
    width: 90%;
    padding: 0 1rem;
  }

  .main {
    margin: 1.5rem 0;
  }
}