/**
 * GlazePress - 全局基础样式
 * 包含：CSS 变量、排版、Markdown 渲染样式、响应式工具
 */

/* ==================== CSS 变量系统 ==================== */
:root {
  /* --- 颜色体系（紫罗兰→玫红 渐变色系）--- */
  --color-primary: #8b5cf6;
  --color-primary-light: #a78bfa;
  --color-primary-dark: #7c3aed;
  --color-accent: #ec4899;
  --color-accent-light: #f472b6;
  --color-success: #10b981;
  --color-danger: #ef4444;
  --color-warning: #f59e0b;

  /* --- 亮色模式 (默认) --- */
  --bg-primary: #faf9ff;
  --bg-secondary: #f3effe;
  --bg-glass: rgba(255, 255, 255, 0.58);
  --bg-glass-hover: rgba(255, 255, 255, 0.82);
  --bg-glass-border: rgba(139, 92, 246, 0.12);
  --text-primary: #1e1b4b;
  --text-secondary: #4c1d95;
  --text-tertiary: #a78bfa;
  --text-inverse: #ffffff;
  --shadow-color: rgba(139, 92, 246, 0.08);
  --shadow-strong: rgba(139, 92, 246, 0.18);
  --shadow-accent: rgba(236, 72, 153, 0.12);

  /* --- 毛玻璃参数（现代化增强）--- */
  --glass-blur: 24px;
  --glass-bg-light: rgba(255, 255, 255, 0.58);
  --glass-bg-dark: rgba(15, 23, 42, 0.5);
  --glass-inner-glow: inset 0 1px 2px rgba(255, 255, 255, 0.35), inset 0 -1px 2px rgba(139, 92, 246, 0.06);
  --glass-edge-highlight: inset 0 1px 0 rgba(255, 255, 255, 0.5);

  /* --- 排版 --- */
  --font-heading: 'Inter', 'Noto Sans SC', system-ui, sans-serif;
  --font-body: 'Inter', 'Noto Sans SC', system-ui, sans-serif;
  --font-code: 'JetBrains Mono', 'Fira Code', monospace;

  /* --- 尺寸 --- */
  --navbar-height: 64px;
  --content-max-width: 768px;
  --site-max-width: 1280px;
  --sidebar-width: 280px;

  /* --- 圆角 --- */
  --radius-sm: 8px;
  --radius-md: 16px;
  --radius-lg: 24px;
  --radius-xl: 32px;

  /* --- 过渡 --- */
  --transition-fast: 150ms cubic-bezier(0.4, 0, 0.2, 1);
  --transition-base: 250ms cubic-bezier(0.4, 0, 0.2, 1);
  --transition-slow: 400ms cubic-bezier(0.4, 0, 0.2, 1);
  --theme-transition: background-color 0.3s ease, color 0.3s ease, border-color 0.3s ease;
}

/* ==================== 暗色模式变量覆盖 ==================== */
[data-theme="dark"] {
  --bg-primary: #0a0017;
  --bg-secondary: #0f172a;
  --bg-glass: rgba(15, 23, 42, 0.55);
  --bg-glass-hover: rgba(30, 41, 59, 0.7);
  --bg-glass-border: rgba(139, 92, 246, 0.12);
  --text-primary: #f1f5f9;
  --text-secondary: #94a3b8;
  --text-tertiary: #64748b;
  --shadow-color: rgba(0, 0, 0, 0.3);
  --shadow-strong: rgba(124, 58, 237, 0.25);
  --glass-inner-glow: inset 0 1px 2px rgba(255, 255, 255, 0.05), inset 0 -1px 2px rgba(139, 92, 246, 0.08);
  --glass-edge-highlight: inset 0 1px 0 rgba(255, 255, 255, 0.08);
}

/* ==================== 全局重置与基础样式 ==================== */
*,
*::before,
*::after {
  margin: 0;
  padding: 0;
  box-sizing: border-box;
}

html {
  scroll-behavior: smooth;
  -webkit-font-smoothing: antialiased;
  -moz-osx-font-smoothing: grayscale;
}

body {
  font-family: var(--font-body);
  font-size: 16px;
  line-height: 1.75;
  color: var(--text-primary);
  background: var(--bg-primary);
  overflow-x: hidden;
}

::selection {
  background: linear-gradient(135deg, var(--color-primary), var(--color-accent));
  color: white;
  text-shadow: 0 1px 2px rgba(0, 0, 0, 0.3);
}

img { max-width: 100%; height: auto; }
a { color: var(--color-primary); text-decoration: none; transition: color var(--transition-fast); }
a:hover { color: var(--color-accent); }

/* ==================== 排版系统 ==================== */
h1, h2, h3, h4, h5, h6 {
  font-family: var(--font-heading);
  font-weight: 700;
  line-height: 1.3;
  letter-spacing: -0.02em;
  color: var(--text-primary);
}
h1 { font-size: 2.25rem; }
h2 { font-size: 1.75rem; }
h3 { font-size: 1.375rem; }
h4 { font-size: 1.125rem; }

p { margin-bottom: 1rem; }

/* ==================== Markdown 渲染样式 ==================== */
.markdown-body {
  max-width: var(--content-max-width);
  margin: 0 auto;
  padding: 2rem 0;
  word-wrap: break-word;
  overflow-wrap: break-word;
}

.markdown-heading {
  position: relative;
  padding-left: 1rem;
  border-left: 4px solid var(--color-primary);
  scroll-margin-top: calc(var(--navbar-height) + 1rem);
}

.heading-anchor {
  position: absolute;
  left: -1rem;
  color: var(--color-primary);
  opacity: 0;
  transition: opacity var(--transition-fast), transform var(--transition-fast);
  font-weight: 400;
}

.markdown-heading:hover .heading-anchor {
  opacity: 1;
  transform: translateX(-2px);
}

.markdown-blockquote {
  padding: 1rem 1.5rem;
  margin: 1.5rem 0;
  background: linear-gradient(135deg, rgba(139, 92, 246, 0.06), rgba(236, 72, 153, 0.04));
  border-left: 4px solid var(--color-primary);
  border-radius: 0 var(--radius-md) var(--radius-md) 0;
  font-style: italic;
  color: var(--text-secondary);
}

.markdown-table {
  width: 100%;
  border-collapse: separate;
  border-spacing: 0;
  overflow: hidden;
  border-radius: var(--radius-md);
}

.markdown-table thead th {
  padding: 0.75rem 1rem;
  background: linear-gradient(135deg, var(--color-primary), var(--color-accent));
  color: white;
  font-weight: 600;
  text-align: left;
  font-size: 0.875rem;
}

.markdown-table tbody td {
  padding: 0.75rem 1rem;
  border-bottom: 1px solid var(--bg-glass-border);
  font-size: 0.9rem;
  transition: background var(--transition-fast);
}

.markdown-table tbody tr:hover td { background: var(--bg-glass); }

.table-wrapper {
  overflow-x: auto;
  border-radius: var(--radius-md);
  box-shadow: 0 2px 8px var(--shadow-color);
  margin: 1.5rem 0;
}

.markdown-image {
  margin: 2rem 0;
  border-radius: var(--radius-lg);
  overflow: hidden;
  cursor: zoom-in;
  box-shadow: 0 4px 20px var(--shadow-color);
  transition: transform var(--transition-base), box-shadow var(--transition-base);
}

.markdown-image img {
  display: block;
  width: 100%;
  border-radius: var(--radius-lg);
}

.markdown-image:hover {
  transform: scale(1.02);
  box-shadow: 0 8px 30px var(--shadow-strong);
}

.markdown-image figcaption {
  padding: 0.75rem 1rem;
  font-size: 0.85rem;
  color: var(--text-tertiary);
  text-align: center;
  background: var(--bg-glass);
}

.markdown-hr {
  border: none;
  height: 1px;
  background: linear-gradient(to right, transparent, var(--color-primary), transparent);
  margin: 2rem auto;
  opacity: 0.35;
  position: relative;
}

.markdown-hr::after {
  content: '';
  position: absolute;
  top: 50%;
  left: 50%;
  transform: translate(-50%, -50%);
  width: 10px;
  height: 10px;
  border-radius: 50%;
  background: linear-gradient(90deg, var(--color-primary), var(--color-accent));
}

.code-block-wrapper {
  margin: 1.5rem 0;
  border-radius: var(--radius-lg);
  overflow: hidden;
  box-shadow: 0 4px 24px rgba(0, 0, 0, 0.12), 0 0 0 1px rgba(139, 92, 246, 0.08);
  transition: box-shadow var(--transition-base);
}

.code-block-wrapper:hover {
  box-shadow: 0 8px 32px rgba(0, 0, 0, 0.18), 0 0 0 1px rgba(139, 92, 246, 0.15);
}

.code-block-header {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 0.55rem 1rem;
  background: linear-gradient(135deg, #1e1a2e, #0f172a);
  border-bottom: 1px solid rgba(255, 255, 255, 0.05);
  position: relative;
}

/* 左侧装饰圆点 */
.code-block-header::before {
  content: '';
  display: flex;
  gap: 6px;
  position: absolute;
  left: 12px;
  top: 50%;
  transform: translateY(-50%);
  width: 6px;
  height: 6px;
  border-radius: 50%;
  background: #ff5f57;
  box-shadow: 10px 0 0 #febc2e, 20px 0 0 #28c840;
}

.code-language {
  font-family: var(--font-code);
  font-size: 0.7rem;
  color: #64748b;
  font-weight: 500;
  letter-spacing: 0.08em;
  text-transform: uppercase;
  padding-left: 36px;
}

.code-copy-btn {
  display: inline-flex;
  align-items: center;
  gap: 0.35rem;
  padding: 0.3rem 0.7rem;
  background: rgba(255, 255, 255, 0.06);
  border: 1px solid rgba(255, 255, 255, 0.08);
  border-radius: 6px;
  color: #64748b;
  font-size: 0.7rem;
  font-family: var(--font-body);
  cursor: pointer;
  transition: all 0.2s ease;
  position: relative;
  overflow: hidden;
}

.code-copy-btn:hover {
  background: rgba(255, 255, 255, 0.12);
  color: #e2e8f0;
  border-color: rgba(255, 255, 255, 0.15);
  transform: translateY(-1px);
}

.code-copy-btn:active {
  transform: translateY(0) scale(0.97);
}

.code-copy-btn.copied {
  background: rgba(16, 185, 129, 0.15);
  border-color: rgba(16, 185, 129, 0.3);
  color: #34d399;
}

/* 复制成功时的扫光效果 */
.code-copy-btn.copied::after {
  content: '';
  position: absolute;
  top: 0;
  left: -100%;
  width: 100%;
  height: 100%;
  background: linear-gradient(90deg, transparent, rgba(16, 185, 129, 0.2), transparent);
  animation: copySweep 0.6s ease forwards;
}

@keyframes copySweep {
  to { left: 100%; }
}

.code-block-body {
  display: flex;
  background: #0d1117;
  overflow-x: auto;
  scrollbar-width: thin;
  scrollbar-color: rgba(139, 92, 246, 0.3) transparent;
}

.code-block-body::-webkit-scrollbar { height: 6px; }
.code-block-body::-webkit-scrollbar-track { background: transparent; }
.code-block-body::-webkit-scrollbar-thumb { background: rgba(139, 92, 246, 0.3); border-radius: 3px; }
.code-block-body::-webkit-scrollbar-thumb:hover { background: rgba(139, 92, 246, 0.5); }

.code-block-body pre {
  margin: 0;
  padding: 1rem 1.25rem;
  overflow-x: auto;
  flex: 1;
  min-width: 0;
}

.code-block-body code {
  font-family: var(--font-code);
  font-size: 0.85rem;
  line-height: 1.7;
  tab-size: 2;
  color: #e2e8f0;
}

/* ==================== 响应式断点 ==================== */

/* 点赞按钮样式 */
#like-btn {
  transition: all 0.2s ease;
}
#like-btn:hover {
  transform: translateY(-2px);
  border-color: rgba(236, 72, 153, 0.3);
}
#like-btn:active {
  transform: scale(0.95);
}
#like-btn.liked {
  background: rgba(236, 72, 153, 0.1);
  border-color: rgba(236, 72, 153, 0.25);
  color: #ec4899;
}
@media (max-width: 768px) {
  :root {
    --navbar-height: 56px;
    --radius-md: 14px;
    --radius-lg: 18px;
  }

  body { font-size: 15px; }
  
  .markdown-body { padding: 1.25rem 0; }
  .heading-anchor { display: none; }
  .table-wrapper { margin-left: -1rem; margin-right: -1rem; border-radius: 0; }
}

@media (prefers-reduced-motion: reduce) {
  *, *::before, *::after {
    animation-duration: 0.01ms !important;
    transition-duration: 0.01ms !important;
  }
}