/* Liquid Glass Global Styles */

/* 液态玻璃变量 */
:root {
  --liquid-glass-bg: rgba(255, 255, 255, 0.15);
  --liquid-glass-bg-hover: rgba(255, 255, 255, 0.25);
  --liquid-glass-border: rgba(255, 255, 255, 0.3);
  --liquid-glass-ring: rgba(255, 255, 255, 0.2);
  --liquid-glass-shadow: 0 25px 50px -12px rgba(0, 0, 0, 0.15);
  --liquid-glass-blur: 40px; /* backdrop-blur-2xl/3xl */
  --liquid-glass-saturate: 1.5;
  
  --text-primary: #ffffff;
  --text-secondary: rgba(255, 255, 255, 0.8);
  --link-color: #60a5fa; /* blue-400 */
  --link-hover-color: #93c5fd; /* blue-300 */
}

/* 基础液态玻璃类 */
.liquid-glass {
  background: var(--liquid-glass-bg);
  backdrop-filter: blur(var(--liquid-glass-blur)) saturate(var(--liquid-glass-saturate));
  -webkit-backdrop-filter: blur(var(--liquid-glass-blur)) saturate(var(--liquid-glass-saturate));
  border: 1px solid var(--liquid-glass-border);
  box-shadow: 
    var(--liquid-glass-shadow), 
    inset 0 1px 1px rgba(255, 255, 255, 0.25);
  border-radius: 1.5rem; /* rounded-2xl */
  transition: all 0.3s ease-out;
}

.liquid-glass:hover {
    background: var(--liquid-glass-bg-hover);
}

/* 液态玻璃容器 - 渐变背景 (Blue-Purple) */
.liquid-glass-container {
  background: linear-gradient(135deg, #2563eb 0%, #9333ea 50%, #ec4899 100%);
  min-height: 100vh;
  width: 100%;
  position: relative;
  overflow-x: hidden;
}

/* 边缘高光效果 */
.liquid-glass-highlight {
  background-image: linear-gradient(
    to bottom,
    rgba(255, 255, 255, 0.15),
    transparent 50%
  );
  pointer-events: none;
  position: absolute;
  inset: 0;
  border-radius: inherit;
}

/* 胶囊标签样式 */
.liquid-glass-pill {
  display: inline-flex;
  align-items: center;
  gap: 0.375rem;
  padding: 0.375rem 1rem;
  background: rgba(255, 255, 255, 0.2);
  backdrop-filter: blur(16px) saturate(1.5);
  -webkit-backdrop-filter: blur(16px) saturate(1.5);
  border: 1px solid rgba(255, 255, 255, 0.3);
  border-radius: 9999px;
  font-size: 0.875rem;
  font-weight: 500;
  color: white;
  box-shadow: inset 0 1px 1px rgba(255, 255, 255, 0.3);
}

/* General Resets & Typography adapted for Liquid Glass */
body {
    font-family: -apple-system, BlinkMacSystemFont, "Segoe UI", "Noto Sans", Helvetica, Arial, sans-serif;
    line-height: 1.6;
    margin: 0;
    color: var(--text-primary);
}

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

a:hover {
    color: var(--link-hover-color);
    text-decoration: none !important;
}

/* Layout */
.wrapper {
    max-width: 960px;
    margin: 0 auto;
    padding: 2rem 1rem;
}

/* Article Styles */
article {
    font-size: 16px;
    line-height: 1.6;
    word-wrap: break-word;
    color: var(--text-primary);
    padding: 2rem;
    position: relative;
}

article h1, article h2, article h3, article h4, article h5, article h6 {
    color: var(--text-primary);
    margin-top: 1.5em;
    margin-bottom: 0.5em;
    font-weight: 600;
}

article h1 { font-size: 2.25em; line-height: 1.2; }
article h2 { font-size: 1.75em; padding-bottom: 0.3em; border-bottom: 1px solid rgba(255,255,255,0.2); }
article h3 { font-size: 1.5em; }

.info {
    font-size: 0.9rem;
    color: var(--text-secondary);
    margin-bottom: 1.5rem;
    display: flex;
    align-items: center;
}

/* Code Blocks */
code {
    font-family: "JetBrains Mono", "Cascadia Code", Consolas, monospace;
    font-size: 0.9em;
}

article code {
    background: rgba(0, 0, 0, 0.2);
    color: #e2e8f0;
    padding: 0.2em 0.4em;
    border-radius: 0.375rem;
}

article pre {
    background: rgba(0, 0, 0, 0.25);
    padding: 1rem;
    border-radius: 0.75rem;
    overflow-x: auto;
    margin: 1rem 0;
    border: 1px solid rgba(255, 255, 255, 0.1);
}

article pre code {
    background: transparent;
    padding: 0;
    color: inherit;
    font-size: 0.9em;
}

/* Blockquotes */
article blockquote {
    margin: 1rem 0;
    padding: 0.5rem 1rem;
    border-left: 4px solid rgba(255, 255, 255, 0.4);
    background: rgba(255, 255, 255, 0.05);
    border-radius: 0 0.5rem 0.5rem 0;
    color: var(--text-secondary);
}

/* Tables */
article table {
    width: 100%;
    border-collapse: collapse;
    margin: 1rem 0;
}

article table th, article table td {
    border: 1px solid rgba(255, 255, 255, 0.2);
    padding: 0.75rem;
}

article table th {
    background: rgba(255, 255, 255, 0.1);
    font-weight: 600;
}

/* Images */
img {
    max-width: 100%;
    height: auto;
    border-radius: 0.75rem;
    box-shadow: 0 4px 6px -1px rgba(0, 0, 0, 0.1), 0 2px 4px -1px rgba(0, 0, 0, 0.06);
}

/* Helpers */
.shadow {
    box-shadow: var(--liquid-glass-shadow);
}

/* Specific elements from original CSS that might be needed */
.columns {
    display: flex;
    justify-content: center;
}
.column {
    width: 100%;
    max-width: 960px;
}

/* Scrollbar customization for webkit */
::-webkit-scrollbar {
    width: 8px;
    height: 8px;
}
::-webkit-scrollbar-track {
    background: rgba(255, 255, 255, 0.1);
}
::-webkit-scrollbar-thumb {
    background: rgba(255, 255, 255, 0.3);
    border-radius: 4px;
}
::-webkit-scrollbar-thumb:hover {
    background: rgba(255, 255, 255, 0.5);
}