/* 公共基础样式 */
body {
  font-family: 'Segoe UI', sans-serif;
  background: #fdf8fa;
  margin: 0;
  padding: 0;
}

header {
  background: linear-gradient(to right, #ffd6e0, #c2e9fb);
  padding: 20px;
  text-align: center;
}

header h1 {
  margin: 0;
  font-size: 32px;
  color: #333;
}

nav.main-nav {
  display: flex;
  justify-content: center;
  gap: 20px;
  background: white;
  padding: 10px 0;
  box-shadow: 0 2px 6px rgba(0,0,0,0.1);
  margin-bottom: 20px;
}
nav a {
  margin: 0 10px;
  text-decoration: none;
  color: #444;
  font-weight: bold;
  padding: 6px 12px;
  border-radius: 6px;
  transition: background 0.3s;
}
nav a:hover {
  background-color: #ffe0ea;
}

nav a.nav-link {
  text-decoration: none;
  color: #666;
  font-weight: 600;
  padding: 8px 16px;
  border-radius: 6px;
  transition: background-color 0.3s, color 0.3s;
}

nav a.nav-link:hover,
nav a.nav-link.active {
  background-color: #ff5d8c;
  color: white;
}

/* 首页文章卡片样式 */
.container {
  max-width: 900px;
  margin: 30px auto;
  padding: 0 20px;
}

.card {
  background: #fff;
  border-radius: 14px;
  box-shadow: 0 4px 12px rgba(0,0,0,0.08);
  margin-bottom: 20px;
  overflow: hidden;
  display: flex;
  flex-direction: row;
  transition: transform 0.2s;
  text-decoration: none;
  color: inherit;
}
.card:hover {
  transform: scale(1.01);
}
.card img {
  width: 200px;
  height: 140px;
  object-fit: cover;
}
.card-content {
  padding: 16px;
  flex: 1;
}
.card-title {
  font-size: 20px;
  margin: 0 0 10px;
  color: #333;
}
.card-date {
  font-size: 12px;
  color: #999;
  margin-bottom: 8px;
}
.card-summary {
  font-size: 15px;
  color: #666;
}

/* 后台表单样式 */
form {
  max-width: 600px;
  margin: 40px auto;
  padding: 20px;
  background: #fef9f9;
  border-radius: 10px;
  box-shadow: 0 4px 10px rgba(0,0,0,0.1);
}
input, textarea {
  width: 100%;
  margin-top: 10px;
  padding: 10px;
  border: 1px solid #ccc;
  border-radius: 6px;
}
button {
  margin-top: 15px;
  padding: 10px 20px;
  background-color: #ff7da1;
  border: none;
  border-radius: 8px;
  color: white;
  font-weight: bold;
  cursor: pointer;
}
button:hover {
  background-color: #ff5d8c;
}

/* --- Markdown 样式（日系风格）--- */
.markdown-body {
  padding: 24px;
  background: #fff6f8;
  color: #444;
  line-height: 1.8;
  font-size: 16px;
  max-width: 800px;
  margin: 40px auto;
  border-radius: 12px;
  box-shadow: 0 4px 10px rgba(0,0,0,0.05);
  font-family: 'Segoe UI', sans-serif;
}
.markdown-body h1, .markdown-body h2, .markdown-body h3 {
  color: #ff5d8c;
  border-bottom: 1px solid #ffe4ec;
  padding-bottom: 0.3em;
  margin-top: 1.5em;
}
.markdown-body p {
  margin: 1em 0;
}
.markdown-body a {
  color: #e91e63;
  text-decoration: underline;
}
.markdown-body blockquote {
  border-left: 4px solid #ffd6e0;
  background: #fff0f3;
  padding: 10px 20px;
  margin: 1em 0;
  font-style: italic;
}
.markdown-body pre {
  background: #fff3f6;
  padding: 16px;
  border-radius: 8px;
  overflow-x: auto;
  font-family: 'Fira Code', monospace;
  font-size: 14px;
}
.markdown-body code {
  background: #fff0f4;
  padding: 3px 6px;
  border-radius: 4px;
  color: #d6336c;
  font-family: monospace;
}
.markdown-body img {
  max-width: 100%;
  border-radius: 8px;
  margin: 10px 0;
  box-shadow: 0 2px 8px rgba(0,0,0,0.1);
}
.markdown-body table {
  border-collapse: collapse;
  width: 100%;
}

.markdown-body th, .markdown-body td {
  border: 1px solid #ddd;
  padding: 8px;
}

.markdown-body th {
  background-color: #f9f9f9;
  font-weight: bold;
}

/* 分类导航 */
.category-nav {
  text-align: center;
  margin-bottom: 20px;
}
.category-nav button {
  margin: 6px 8px;
  padding: 6px 14px;
  border: none;
  border-radius: 8px;
  background-color: #f2f2f2;
  font-weight: bold;
  cursor: pointer;
  transition: all 0.3s;
}
.category-nav button.active {
  background-color: #ffc1d3;
  color: #e91e63;
}
.category-nav button:hover {
  background-color: #ffe5ec;
}
.card-category {
  font-size: 12px;
  color: #ff5d8c;
  margin-top: 6px;
  font-style: italic;
}
.category-label {
  display: inline-block;
  background: #ffe0ec;
  color: #e91e63;
  font-size: 13px;
  padding: 2px 8px;
  border-radius: 10px;
  margin-left: 8px;
}

/* 首页推荐文章 */
.articles-list {
  display: flex;
  gap: 20px;
  flex-wrap: wrap;
  justify-content: center;
}
.articles-list .card {
  width: 280px;
  flex-direction: column;
}
.more-button {
  display: block;
  margin: 30px auto 0;
  background-color: #ff5d8c;
  color: white;
  padding: 12px 24px;
  font-size: 1rem;
  font-weight: 600;
  border: none;
  border-radius: 30px;
  cursor: pointer;
  text-align: center;
  width: max-content;
  transition: background-color 0.3s;
  text-decoration: none;
}
.more-button:hover {
  background-color: #e0496e;
}

/* 响应式 */
@media (max-width: 600px) {
  .articles-list {
    flex-direction: column;
    align-items: center;
  }
  .articles-list .card {
    width: 90%;
  }
}

.update-log {
  background: #fffafc;
  border-radius: 12px;
  padding: 24px;
  margin: 40px auto;
  max-width: 800px;
  box-shadow: 0 4px 10px rgba(0,0,0,0.05);
}

.update-log h2 {
  margin-top: 0;
  font-size: 24px;
  color: #cc3366;
  border-bottom: 1px solid #ffdce5;
  padding-bottom: 10px;
  margin-bottom: 20px;
}

.log-list {
  list-style: none;
  padding-left: 0;
}

.log-list li {
  margin-bottom: 12px;
  font-size: 15px;
  color: #444;
  line-height: 1.6;
}

.log-list li strong {
  color: #ff5d8c;
}