/*——————————————————————————————————————————————
                CSS 变量定义
——————————————————————————————————————————————*/
:root {
  /* 浅色模式颜色 */
  --color-primary: #e84a7a;
  --color-primary-light: #ff6b9d;
  --color-primary-dark: #c44569;
  --color-secondary: #a18cd1;
  --color-accent: #fad0c4;
  
  /* 紫罗兰色 - 深色模式主色 */
  --color-violet: #bd93f9;
  --color-violet-light: #d4b5ff;
  --color-violet-dark: #9a6de0;
  
  /* 文本颜色 */
  --text-primary: #2d3436;
  --text-secondary: #636e72;
  --text-muted: #b2bec3;
  
  /* 背景颜色 */
  --bg-primary: #ffffff;
  --bg-secondary: #fff5f7;
  --bg-code: #fff0f5;
  
  /* 边框颜色 */
  --border-color: rgba(232, 74, 122, 0.2);
}

/* 深色模式已禁用 - 仅使用浅色模式 */

/*——————————————————————————————————————————————
                基础样式
——————————————————————————————————————————————*/
*, *::before, *::after {
  box-sizing: border-box;
  margin: 0;
  padding: 0;
}

html {
  scroll-behavior: smooth;
}

body {
  font-family: 'Noto Sans SC', system-ui, -apple-system, sans-serif;
  line-height: 1.6;
  color: var(--text-primary);
  background-color: var(--bg-primary);
  transition: color 0.3s ease, background-color 0.3s ease;
  /* 全局禁用文本光标 */
  caret-color: transparent;
  /* 全局禁用文本选择 */
  user-select: none;
  -webkit-user-select: none;
  -moz-user-select: none;
  -ms-user-select: none;
}

/*——————————————————————————————————————————————
                主页渐变背景样式
——————————————————————————————————————————————*/
.gradient-bg {
  background: linear-gradient(
    135deg,
    rgb(205, 180, 219) 0%,
    rgb(255, 200, 221) 25%,
    rgb(255, 175, 204) 50%,
    rgb(189, 224, 254) 75%,
    rgb(162, 210, 255) 100%
  );
  background-size: 400% 400%;
  animation: gradientShift 15s ease infinite;
}

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

/* 呼吸感 3D 球体样式 */
.breathing-sphere {
  background: 
    radial-gradient(circle at 30% 30%, rgba(255, 255, 255, 0.9) 0%, rgba(255, 255, 255, 0.4) 20%, transparent 50%),
    radial-gradient(circle at 70% 70%, rgba(192, 132, 252, 0.4) 0%, rgba(236, 72, 153, 0.2) 40%, transparent 70%),
    linear-gradient(135deg, rgba(219, 180, 255, 0.3) 0%, rgba(255, 180, 220, 0.3) 50%, rgba(180, 220, 255, 0.3) 100%);
  box-shadow: 
    0 20px 60px -10px rgba(147, 51, 234, 0.3),
    0 30px 80px -15px rgba(236, 72, 153, 0.25),
    0 40px 100px -20px rgba(59, 130, 246, 0.2),
    inset -10px -10px 30px rgba(147, 51, 234, 0.15),
    inset 10px 10px 30px rgba(255, 255, 255, 0.6),
    0 0 0 1px rgba(255, 255, 255, 0.4),
    0 0 30px rgba(192, 132, 252, 0.2);
  animation: breathe 4s ease-in-out infinite;
  transform-style: preserve-3d;
  perspective: 1000px;
}

@keyframes breathe {
  0%, 100% {
    transform: scale(1) translateZ(0);
    box-shadow: 
      0 20px 60px -10px rgba(147, 51, 234, 0.3),
      0 30px 80px -15px rgba(236, 72, 153, 0.25),
      0 40px 100px -20px rgba(59, 130, 246, 0.2),
      inset -10px -10px 30px rgba(147, 51, 234, 0.15),
      inset 10px 10px 30px rgba(255, 255, 255, 0.6),
      0 0 0 1px rgba(255, 255, 255, 0.4),
      0 0 30px rgba(192, 132, 252, 0.2);
  }
  50% {
    transform: scale(1.03) translateZ(10px);
    box-shadow: 
      0 25px 70px -8px rgba(147, 51, 234, 0.35),
      0 35px 90px -12px rgba(236, 72, 153, 0.3),
      0 45px 110px -18px rgba(59, 130, 246, 0.25),
      inset -12px -12px 35px rgba(147, 51, 234, 0.2),
      inset 12px 12px 35px rgba(255, 255, 255, 0.7),
      0 0 0 1px rgba(255, 255, 255, 0.5),
      0 0 40px rgba(192, 132, 252, 0.3);
  }
}

/* 标签样式 */
.tag {
  display: inline-block;
  padding: 0.25rem 0.625rem;
  background: rgba(255, 255, 255, 0.5);
  border-radius: 9999px;
  font-size: clamp(0.625rem, 1.2vw, 0.75rem);
  color: #4a5568;
  transition: all 0.2s;
  white-space: nowrap;
}

.tag:hover {
  background: rgba(255, 255, 255, 0.8);
  transform: translateY(-1px);
}

/* 文章卡片 */
.post-item {
  padding: 0.5rem 0.625rem;
  border-radius: 0.625rem;
  background: rgba(255, 255, 255, 0.3);
  transition: all 0.2s;
}

.post-item:hover {
  background: rgba(255, 255, 255, 0.5);
}

/* 导航链接样式 - 与主界面一致 */
.nav-link {
  display: flex;
  align-items: center;
  gap: 0.5rem;
  padding: 0.375rem 0.5rem;
  border-radius: 0.75rem;
  color: #4a5568 !important;
  text-decoration: none;
  transition: all 0.2s;
  font-size: clamp(0.75rem, 1.5vw, 0.875rem);
}

.nav-link:hover {
  background: rgba(255, 255, 255, 0.5);
  color: #2d3748 !important;
}

/* 统计数字 */
.stat-number {
  font-size: clamp(1.25rem, 3vw, 1.75rem);
  font-weight: 700;
  color: #2d3748;
  line-height: 1;
}

.stat-label {
  font-size: clamp(0.625rem, 1.2vw, 0.75rem);
  color: #718096;
  margin-top: 0.25rem;
}

/* GlassCard 样式 */
.glass-card {
  transform-style: preserve-3d;
  backface-visibility: hidden;
}

.glass-card .glare {
  mix-blend-mode: soft-light;
}

.glass-card > * {
  transform-style: preserve-3d;
}

/* 环形文字动画 */
.ring-text-rotate {
  animation: ringRotate 20s linear infinite;
}

@keyframes ringRotate {
  from { transform: rotate(0deg); }
  to { transform: rotate(360deg); }
}

.ring-text-rotate:hover {
  animation-play-state: paused;
}

/*——————————————————————————————————————————————
                文章正文样式
——————————————————————————————————————————————*/
.prose {
  max-width: none;
  /* 文章内容允许选择和光标 */
  user-select: text;
  -webkit-user-select: text;
  -moz-user-select: text;
  -ms-user-select: text;
  caret-color: auto;
}

.prose h1, .prose h2, .prose h3, .prose h4, .prose h5, .prose h6 {
  font-family: 'Noto Sans SC', system-ui, sans-serif;
  font-weight: 600;
  margin-top: 2rem;
  margin-bottom: 1rem;
  color: var(--text-primary);
}

.prose h1 {
  font-size: 2rem;
  border-bottom: 2px solid var(--border-color);
  padding-bottom: 0.5rem;
}

.prose h2 {
  font-size: 1.5rem;
}

.prose h3 {
  font-size: 1.25rem;
}

.prose p {
  margin-bottom: 1rem;
  color: var(--text-secondary);
}

.prose a {
  color: var(--color-primary);
  text-decoration: none;
  border-bottom: 1px solid transparent;
  transition: border-color 0.2s ease;
}

.prose a:hover {
  border-bottom-color: var(--color-primary);
}

.prose ul, .prose ol {
  margin-bottom: 1rem;
  padding-left: 1.5rem;
}

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

.prose blockquote {
  margin: 1.5rem 0;
  padding: 1rem 1.5rem;
  border-left: 4px solid var(--color-primary);
  background: var(--bg-secondary);
  border-radius: 0 0.5rem 0.5rem 0;
  font-style: italic;
}

.prose blockquote p {
  margin: 0;
  color: var(--text-secondary);
}

.prose code {
  font-family: 'JetBrains Mono', 'Fira Code', monospace;
  font-size: 0.875em;
  padding: 0.2em 0.4em;
  background: var(--bg-code);
  color: var(--color-primary);
  border-radius: 0.25rem;
  border: 1px solid var(--border-color);
}

/* 隐藏行内代码的反引号 */
.prose code::before,
.prose code::after {
  content: none;
}

.prose pre {
  background: var(--bg-secondary);
  border-radius: 0.75rem;
  padding: 1.5em;
  margin: 1.5em 0;
  overflow-x: auto;
  border: 1px solid var(--border-color);
}

.prose pre code {
  background: none;
  border: none;
  padding: 0;
  color: inherit;
  font-size: 0.875rem;
  line-height: 1.7;
}

/* Shiki 代码高亮样式 */
.prose pre .line {
  display: block;
  line-height: 1.7;
}

.prose pre .line.highlighted {
  background: rgba(232, 74, 122, 0.1);
  margin: 0 -1.5em;
  padding: 0 1.5em;
}

/*——————————————————————————————————————————————
                目录样式
——————————————————————————————————————————————*/
.toc {
  position: sticky;
  top: 6rem;
  max-height: calc(100vh - 8rem);
  overflow-y: auto;
  padding: 1.5rem;
  background: var(--bg-secondary);
  border-radius: 1rem;
  border: 1px solid var(--border-color);
}

.toc-title {
  font-weight: 600;
  font-size: 1rem;
  margin-bottom: 1rem;
  color: var(--text-primary);
}

.toc ul {
  list-style: none;
  padding: 0;
  margin: 0;
}

.toc li {
  margin: 0.5rem 0;
}

.toc a {
  display: block;
  padding: 0.375rem 0.75rem;
  color: var(--text-secondary);
  text-decoration: none;
  border-radius: 0.5rem;
  font-size: 0.875rem;
  transition: all 0.2s ease;
  border: none;
}

.toc a:hover,
.toc a.active {
  color: var(--color-primary);
  background: rgba(232, 74, 122, 0.1);
}

.toc a.h2 {
  padding-left: 0.75rem;
}

.toc a.h3 {
  padding-left: 1.5rem;
  font-size: 0.8125rem;
}

/*——————————————————————————————————————————————
                分页样式
——————————————————————————————————————————————*/
.pagination {
  display: flex;
  justify-content: center;
  align-items: center;
  gap: 0.5rem;
  margin-top: 3rem;
}

.pagination a,
.pagination span {
  display: flex;
  align-items: center;
  justify-content: center;
  min-width: 2.5rem;
  height: 2.5rem;
  padding: 0 0.75rem;
  font-size: 0.875rem;
  font-weight: 500;
  color: var(--text-secondary);
  background: var(--bg-secondary);
  border: 1px solid var(--border-color);
  border-radius: 0.5rem;
  transition: all 0.2s ease;
}

.pagination a:hover {
  color: var(--color-primary);
  border-color: var(--color-primary);
}

.pagination .current {
  color: white;
  background: var(--color-primary);
  border-color: var(--color-primary);
}

.pagination .disabled {
  opacity: 0.5;
  cursor: not-allowed;
}

/*——————————————————————————————————————————————
                搜索页面样式
——————————————————————————————————————————————*/
.search-input-wrapper {
  position: relative;
  max-width: 600px;
  margin: 0 auto 2rem;
}

.search-input {
  width: 100%;
  padding: 1rem 1.5rem 1rem 3rem;
  font-size: 1rem;
  color: var(--text-primary);
  background: var(--bg-secondary);
  border: 2px solid var(--border-color);
  border-radius: 1rem;
  transition: all 0.2s ease;
}

.search-input:focus {
  outline: none;
  border-color: var(--color-primary);
  caret-color: var(--color-primary);
}

.search-input-icon {
  position: absolute;
  left: 1rem;
  top: 50%;
  transform: translateY(-50%);
  color: var(--text-muted);
}

.search-results {
  display: grid;
  gap: 1rem;
}

.search-result-item {
  padding: 1.5rem;
  background: var(--bg-secondary);
  border: 1px solid var(--border-color);
  border-radius: 1rem;
  transition: all 0.2s ease;
}

.search-result-item:hover {
  border-color: var(--color-primary);
  transform: translateY(-2px);
}

.search-result-title {
  font-weight: 600;
  font-size: 1.125rem;
  color: var(--text-primary);
  margin-bottom: 0.5rem;
}

.search-result-excerpt {
  font-size: 0.875rem;
  color: var(--text-secondary);
  line-height: 1.6;
}

.search-result-meta {
  display: flex;
  gap: 1rem;
  margin-top: 0.75rem;
  font-size: 0.75rem;
  color: var(--text-muted);
}

/*——————————————————————————————————————————————
                标签云样式
——————————————————————————————————————————————*/
.tag-cloud {
  display: flex;
  flex-wrap: wrap;
  gap: 0.75rem;
}

.tag-cloud-item {
  display: inline-flex;
  align-items: center;
  gap: 0.375rem;
  padding: 0.5rem 1rem;
  font-size: 0.875rem;
  color: var(--text-secondary);
  background: var(--bg-secondary);
  border: 1px solid var(--border-color);
  border-radius: 2rem;
  transition: all 0.2s ease;
}

.tag-cloud-item:hover {
  color: var(--color-primary);
  border-color: var(--color-primary);
  transform: translateY(-2px);
}

.tag-cloud-count {
  font-size: 0.75rem;
  padding: 0.125rem 0.375rem;
  background: var(--bg-primary);
  border-radius: 1rem;
}

/*——————————————————————————————————————————————
                归档样式
——————————————————————————————————————————————*/
.archive-year {
  margin-bottom: 3rem;
}

.archive-year-title {
  font-size: 1.5rem;
  font-weight: 700;
  color: var(--color-primary);
  margin-bottom: 1.5rem;
  padding-bottom: 0.75rem;
  border-bottom: 2px solid var(--border-color);
}

.archive-list {
  display: flex;
  flex-direction: column;
  gap: 1rem;
}

.archive-item {
  display: flex;
  align-items: baseline;
  gap: 1rem;
  padding: 1rem;
  background: var(--bg-secondary);
  border-radius: 0.75rem;
  transition: all 0.2s ease;
}

.archive-item:hover {
  transform: translateX(4px);
}

.archive-date {
  flex-shrink: 0;
  font-size: 0.875rem;
  color: var(--text-muted);
  font-family: 'JetBrains Mono', monospace;
}

.archive-title {
  font-weight: 500;
  color: var(--text-primary);
}

.archive-title:hover {
  color: var(--color-primary);
}

/*——————————————————————————————————————————————
                滚动条样式
——————————————————————————————————————————————*/
::-webkit-scrollbar {
  width: 8px;
  height: 8px;
}

::-webkit-scrollbar-track {
  background: var(--bg-secondary);
}

::-webkit-scrollbar-thumb {
  background: var(--border-color);
  border-radius: 4px;
}

::-webkit-scrollbar-thumb:hover {
  background: var(--color-primary);
}

/*——————————————————————————————————————————————
                选中文字样式
——————————————————————————————————————————————*/
::selection {
  background: var(--color-primary);
  color: white;
}

/*——————————————————————————————————————————————
                响应式调整
——————————————————————————————————————————————*/
@media (max-width: 768px) {
  .prose h1 {
    font-size: 1.75rem;
  }
  
  .prose h2 {
    font-size: 1.375rem;
  }
  
  .prose h3 {
    font-size: 1.125rem;
  }
  
  .toc {
    position: static;
    margin-bottom: 2rem;
    max-height: none;
  }
  
  .archive-item {
    flex-direction: column;
    gap: 0.5rem;
  }
}

/*——————————————————————————————————————————————
                动画效果
——————————————————————————————————————————————*/
@keyframes fadeIn {
  from {
    opacity: 0;
    transform: translateY(10px);
  }
  to {
    opacity: 1;
    transform: translateY(0);
  }
}

.animate-fade-in {
  animation: fadeIn 0.3s ease forwards;
}

/*——————————————————————————————————————————————
                工具类
——————————————————————————————————————————————*/
.line-clamp-1 {
  display: -webkit-box;
  -webkit-line-clamp: 1;
  -webkit-box-orient: vertical;
  overflow: hidden;
}

.line-clamp-2 {
  display: -webkit-box;
  -webkit-line-clamp: 2;
  -webkit-box-orient: vertical;
  overflow: hidden;
}

.line-clamp-3 {
  display: -webkit-box;
  -webkit-line-clamp: 3;
  -webkit-box-orient: vertical;
  overflow: hidden;
}

/*——————————————————————————————————————————————
                代码块 - 使用 Prism.js
——————————————————————————————————————————————*/
/* 代码块样式已迁移至 /styles/prism-theme.css */