/* ============================================================
   ✦ 飞霄主题 2.0 · 完全自定义主题 · 崩坏星穹铁道
   ============================================================ */

/* --- CSS变量 --- */
:root {
  --fx-primary: #4A9BD9;
  --fx-secondary: #7EC8E3;
  --fx-accent: #E8F4FD;
  --fx-dark: #0a0e27;
  --fx-mid: #1a2a5e;
  --fx-gold: #D4AF37;
  --fx-text: #e0e8f0;
  --fx-text-dark: #2c3e50;
  --fx-bg-card: rgba(26,42,94,0.85);
  --fx-border: rgba(74,155,217,0.3);
  --fx-glow: rgba(74,155,217,0.3);
}

/* --- 整体背景 --- */
body {
  background: linear-gradient(135deg, #0a0e27, #0d1b2a, #1a2a5e, #0a0e27);
  background-size: 400% 400%;
  animation: bgShift 15s ease infinite;
  color: var(--fx-text);
  font-family: 'Microsoft YaHei', 'PingFang SC', 'Noto Sans SC', sans-serif;
  min-height: 100vh;
}

@keyframes bgShift {
  0% { background-position: 0% 50%; }
  50% { background-position: 100% 50%; }
  100% { background-position: 0% 50%; }
}

/* --- 星空粒子层 --- */
body::before {
  content: '';
  position: fixed;
  top: 0; left: 0;
  width: 100%; height: 100%;
  background-image: 
    radial-gradient(1px 1px at 10% 20%, rgba(255,255,255,0.3), transparent),
    radial-gradient(1px 1px at 20% 40%, rgba(255,255,255,0.2), transparent),
    radial-gradient(2px 2px at 30% 60%, rgba(255,255,255,0.4), transparent),
    radial-gradient(1px 1px at 40% 80%, rgba(255,255,255,0.2), transparent),
    radial-gradient(2px 2px at 50% 10%, rgba(255,255,255,0.3), transparent),
    radial-gradient(1px 1px at 60% 30%, rgba(255,255,255,0.2), transparent),
    radial-gradient(2px 2px at 70% 50%, rgba(255,255,255,0.4), transparent),
    radial-gradient(1px 1px at 80% 70%, rgba(255,255,255,0.3), transparent),
    radial-gradient(2px 2px at 90% 90%, rgba(255,255,255,0.2), transparent),
    radial-gradient(1px 1px at 15% 75%, rgba(255,255,255,0.3), transparent),
    radial-gradient(2px 2px at 85% 25%, rgba(255,255,255,0.4), transparent),
    radial-gradient(3px 3px at 45% 55%, #4A9BD9, transparent 3px);
  pointer-events: none;
  z-index: 0;
  animation: starTwinkle 4s ease-in-out infinite alternate;
}

@keyframes starTwinkle {
  0% { opacity: 0.5; }
  100% { opacity: 1; }
}

/* --- 主内容容器 --- */
#mainContent {
  position: relative;
  z-index: 1;
  max-width: 1000px;
  margin: 30px auto;
  padding: 30px;
  background: var(--fx-bg-card);
  backdrop-filter: blur(20px);
  -webkit-backdrop-filter: blur(20px);
  border-radius: 20px;
  border: 1px solid var(--fx-border);
  box-shadow: 0 10px 60px rgba(0,0,0,0.4), inset 0 1px 0 rgba(255,255,255,0.05);
}

/* --- 侧边栏 (透明玻璃风) --- */
#sideBar {
  position: relative;
  z-index: 1;
  background: var(--fx-bg-card);
  backdrop-filter: blur(15px);
  -webkit-backdrop-filter: blur(15px);
  border-radius: 20px;
  border: 1px solid var(--fx-border);
  box-shadow: 0 8px 40px rgba(0,0,0,0.3);
  padding: 20px;
  margin-bottom: 20px;
}

/* --- 文章标题 --- */
.postTitle, .entrylistTitle {
  position: relative;
}

.postTitle a {
  font-size: 24px;
  font-weight: 700;
  color: var(--fx-secondary) !important;
  transition: all 0.3s;
  padding-left: 20px;
  border-left: 3px solid var(--fx-primary);
  text-shadow: 0 0 20px rgba(74,155,217,0.2);
}

.postTitle a:hover {
  color: var(--fx-gold) !important;
  text-shadow: 0 0 30px rgba(212,175,55,0.3);
  padding-left: 25px;
}

/* --- 文章内容区域 --- */
.postBody, .blogpost-body {
  line-height: 1.8;
  color: var(--fx-text);
}

.postBody p, .blogpost-body p {
  margin: 16px 0;
}

/* --- 文章摘要（首页） --- */
.c_b_p_desc {
  color: #b0c4de !important;
  line-height: 1.8;
  padding: 10px 0;
}

/* --- 时间信息 --- */
.dayTitle {
  color: var(--fx-primary) !important;
  font-size: 14px;
  border-bottom: 1px solid var(--fx-border);
  padding-bottom: 8px;
  margin-bottom: 15px;
  text-transform: uppercase;
  letter-spacing: 2px;
}

.postDesc, .entrylistItemPostDesc {
  color: #8899aa !important;
  font-size: 12px;
  border-top: 1px solid rgba(255,255,255,0.05);
  padding-top: 10px;
  margin-top: 10px;
}

/* --- 滚动条 (青蓝主题) --- */
::-webkit-scrollbar {
  width: 8px;
}

::-webkit-scrollbar-track {
  background: var(--fx-dark);
  border-radius: 4px;
}

::-webkit-scrollbar-thumb {
  background: linear-gradient(180deg, var(--fx-primary), var(--fx-secondary));
  border-radius: 4px;
  box-shadow: inset 0 0 6px rgba(0,0,0,0.3);
}

::-webkit-scrollbar-thumb:hover {
  background: var(--fx-gold);
}

/* --- 代码块 (赛博朋克风格) --- */
pre, .cnblogs_code {
  background: rgba(0,0,0,0.5) !important;
  border: 1px solid var(--fx-border) !important;
  border-radius: 10px !important;
  padding: 20px !important;
  overflow-x: auto;
  position: relative;
}

pre::before {
  content: '</>';
  position: absolute;
  top: 8px;
  right: 12px;
  color: var(--fx-primary);
  font-size: 12px;
  opacity: 0.5;
}

code {
  color: var(--fx-secondary);
  font-family: 'JetBrains Mono', 'Fira Code', 'Consolas', monospace;
}

.cnblogs_code code {
  color: #e0e8f0 !important;
}

/* --- 标签颜色 --- */
.cnblogs_code .keyword {
  color: #c678dd !important;
}

.cnblogs_code .string {
  color: #98c379 !important;
}

.cnblogs_code .comment {
  color: #5c6370 !important;
  font-style: italic;
}

.cnblogs_code .number {
  color: #d19a66 !important;
}

/* --- 分页 (飞霄风格) --- */
.pager {
  text-align: center;
  padding: 30px 0;
}

.pager a, .pager span {
  display: inline-block;
  padding: 8px 16px;
  margin: 0 4px;
  border-radius: 12px;
  border: 1px solid var(--fx-border);
  color: var(--fx-text) !important;
  text-decoration: none;
  transition: all 0.3s;
}

.pager a:hover {
  background: var(--fx-primary);
  color: #fff !important;
  border-color: var(--fx-primary);
  transform: translateY(-2px);
  box-shadow: 0 4px 15px var(--fx-glow);
}

.pager .current {
  background: linear-gradient(135deg, var(--fx-primary), var(--fx-secondary));
  color: #fff !important;
  border-color: transparent;
  box-shadow: 0 4px 15px var(--fx-glow);
}

/* --- 评论区域 --- */
.commentform {
  background: rgba(0,0,0,0.2);
  border-radius: 12px;
  padding: 20px;
  border: 1px solid var(--fx-border);
}

.feedbackItem {
  border-bottom: 1px solid rgba(255,255,255,0.05);
  padding: 15px 0;
}

.feedbackListSubtitle {
  color: var(--fx-primary) !important;
}

/* --- 各种按钮 --- */
input[type="submit"], input[type="button"] {
  background: linear-gradient(135deg, var(--fx-primary), var(--fx-secondary));
  color: #fff !important;
  border: none;
  border-radius: 25px;
  padding: 10px 28px;
  font-size: 14px;
  cursor: pointer;
  transition: all 0.3s;
  box-shadow: 0 4px 15px rgba(74,155,217,0.3);
}

input[type="submit"]:hover, input[type="button"]:hover {
  transform: translateY(-2px);
  box-shadow: 0 6px 25px rgba(74,155,217,0.5);
}

input[type="text"], input[type="search"], textarea {
  background: rgba(0,0,0,0.3);
  border: 1px solid var(--fx-border);
  border-radius: 10px;
  color: var(--fx-text);
  padding: 10px 16px;
  transition: all 0.3s;
}

input[type="text"]:focus, input[type="search"]:focus, textarea:focus {
  border-color: var(--fx-primary);
  box-shadow: 0 0 20px rgba(74,155,217,0.3);
  outline: none;
}

/* --- 引用块 --- */
blockquote {
  border-left: 4px solid var(--fx-primary);
  background: rgba(74,155,217,0.1);
  padding: 15px 20px;
  margin: 20px 0;
  border-radius: 0 12px 12px 0;
  color: var(--fx-text);
}

/* --- 表格美化 --- */
table {
  border-collapse: collapse;
  width: 100%;
  margin: 20px 0;
  border-radius: 12px;
  overflow: hidden;
}

th {
  background: linear-gradient(135deg, var(--fx-primary), var(--fx-secondary));
  color: white;
  padding: 12px 16px;
  text-align: left;
}

td {
  padding: 10px 16px;
  border-bottom: 1px solid rgba(255,255,255,0.05);
  background: rgba(0,0,0,0.15);
}

tr:hover td {
  background: rgba(74,155,217,0.1);
}

/* --- 选中的文字高亮 --- */
::selection {
  background: rgba(74,155,217,0.4);
  color: white;
}

/* --- 首篇文章特殊标记 --- */
#post_list .entrylistItem:first-child .entrylistPosttitle a::after {
  content: ' ✦ NEW';
  font-size: 12px;
  color: var(--fx-gold);
  font-weight: normal;
}

/* --- 隐藏默认元素 --- */
#blogTitle h2 {
  display: none;
}

/* --- 响应式适配 --- */
@media (max-width: 768px) {
  #mainContent {
    padding: 20px;
    margin: 15px;
    border-radius: 15px;
  }
  
  .postTitle a {
    font-size: 20px;
  }
}