/* 玉析小站 · 数字花园 — 深色阅读主题 */
*, *::before, *::after { margin:0; padding:0; box-sizing:border-box; }
html { font-size:16px; scroll-behavior:smooth; }
body {
  font-family: -apple-system, BlinkMacSystemFont, "Segoe UI", "Microsoft YaHei",
               "PingFang SC", "Noto Sans CJK SC", sans-serif;
  background: #0f0f1a; color: #e0e0e0; line-height: 1.8;
  max-width: 800px; margin: 0 auto; padding: 60px 24px 80px; min-height: 100vh;
}
.blog-back-btn {
  position: fixed; top: 16px; left: 16px; z-index: 9999;
  background: rgba(15,15,26,0.82); color: #b0b0c0; padding: 8px 18px;
  border-radius: 20px; font-size: 13px; text-decoration: none;
  backdrop-filter: blur(12px); -webkit-backdrop-filter: blur(12px);
  border: 1px solid rgba(255,255,255,0.08); transition: all 0.25s; letter-spacing: 0.3px;
}
.blog-back-btn:hover {
  background: rgba(30,30,55,0.92); color: #fff;
  border-color: rgba(255,255,255,0.18); box-shadow: 0 2px 16px rgba(0,0,0,0.4);
}
h1, h2, h3, h4, h5, h6 { color: #d0d0f0; font-weight: 600; line-height: 1.35; margin: 1.6em 0 0.6em; }
h1:first-child, h2:first-child, h3:first-child { margin-top: 0; }
h1 { font-size: 1.8em; color: #c5b4fc; }
h2 { font-size: 1.45em; color: #b8c8f0; border-bottom: 1px solid rgba(255,255,255,0.06); padding-bottom: 6px; }
h3 { font-size: 1.2em; color: #c0c0e0; }
h4 { font-size: 1.05em; color: #b0b0d0; }
p { margin: 0.8em 0; }
a { color: #8ec8f0; text-decoration: none; transition: color 0.2s; }
a:hover { color: #b0e0ff; text-decoration: underline; }
ul, ol { padding-left: 1.6em; margin: 0.6em 0; }
li { margin: 0.25em 0; }
blockquote {
  border-left: 3px solid #4a5a7a; margin: 1em 0; padding: 8px 18px;
  background: rgba(255,255,255,0.025); border-radius: 0 6px 6px 0; color: #b0b8c8;
}
code {
  font-family: "SF Mono","Fira Code","Cascadia Code","Consolas","Microsoft YaHei Mono",monospace;
  font-size: 0.88em; background: #1e1e2e; color: #e8c8a0;
  padding: 2px 7px; border-radius: 4px; border: 1px solid rgba(255,255,255,0.05);
}
pre {
  background: #1a1a2c; border: 1px solid rgba(255,255,255,0.06);
  border-radius: 10px; padding: 20px 24px; overflow-x: auto; margin: 1em 0; line-height: 1.6;
}
pre code { background: none; color: #d0d0e0; padding: 0; border: none; font-size: 0.85em; }
table { width: 100%; border-collapse: collapse; margin: 1em 0; font-size: 0.95em; }
th, td { border: 1px solid rgba(255,255,255,0.08); padding: 10px 14px; text-align: left; }
th { background: rgba(255,255,255,0.04); font-weight: 600; color: #c0c0e0; }
img { max-width: 100%; height: auto; border-radius: 8px; margin: 1em 0; }
hr { border: none; border-top: 1px solid rgba(255,255,255,0.06); margin: 2em 0; }
.card {
  background: #18182a; border-radius: 10px; padding: 18px 24px;
  border: 1px solid rgba(255,255,255,0.05); margin-bottom: 10px; transition: all 0.2s;
}
.card:hover { background: #202038; border-color: rgba(255,255,255,0.1); transform: translateX(3px); }
.card a { color: #d0d0e0; font-size: 15px; display: block; font-weight: 500; }
.card a:hover { color: #fff; text-decoration: none; }
.site-title { color: #c5b4fc; margin-bottom: 4px; font-size: 1.8em; }
.site-sub { color: #5a5a7a; font-size: 14px; margin-bottom: 32px; }
.empty { color: #5a5a7a; text-align: center; margin-top: 80px; }
.markdown-source { white-space: pre-wrap; word-wrap: break-word; }
::-webkit-scrollbar { width: 6px; height: 6px; }
::-webkit-scrollbar-track { background: transparent; }
::-webkit-scrollbar-thumb { background: rgba(255,255,255,0.1); border-radius: 3px; }
::-webkit-scrollbar-thumb:hover { background: rgba(255,255,255,0.18); }
@media (max-width: 600px) {
  body { padding: 40px 16px 60px; font-size: 15px; }
  h1 { font-size: 1.5em; } h2 { font-size: 1.25em; }
}