/* ============ nightwalk 夜色长街 ============ */
:root{
  --bg:#070B17;
  --bg-2:#0C1226;
  --card:#121A33;
  --line:#28345E;
  --text:#C9D2EA;
  --dim:#8EA0C6;
  --amber:#F2B45C;
  --amber-soft:#FFD9A0;
  --dusk:#E88A4F;
  --serif:Georgia,"Times New Roman",serif;
}
*{margin:0;padding:0;box-sizing:border-box}
html{-webkit-text-size-adjust:100%}
body{
  background:var(--bg);
  color:var(--text);
  font-family:-apple-system,"SF Pro SC","PingFang SC","Noto Sans CJK SC","Microsoft YaHei",sans-serif;
  line-height:1.9;
  font-size:16px;
  letter-spacing:.01em;
}
/* 星点 */
.stars{
  position:fixed;inset:0;pointer-events:none;z-index:0;
  background-image:
    radial-gradient(1.5px 1.5px at 12% 12%, rgba(201,210,234,.55) 50%, transparent 51%),
    radial-gradient(1px 1px at 28% 32%, rgba(255,217,160,.7) 50%, transparent 51%),
    radial-gradient(1.2px 1.2px at 47% 8%, rgba(201,210,234,.45) 50%, transparent 51%),
    radial-gradient(1px 1px at 63% 22%, rgba(201,210,234,.55) 50%, transparent 51%),
    radial-gradient(1.4px 1.4px at 79% 14%, rgba(255,217,160,.6) 50%, transparent 51%),
    radial-gradient(1px 1px at 90% 28%, rgba(201,210,234,.4) 50%, transparent 51%),
    radial-gradient(1px 1px at 8% 52%, rgba(201,210,234,.3) 50%, transparent 51%),
    radial-gradient(1.2px 1.2px at 86% 46%, rgba(201,210,234,.35) 50%, transparent 51%),
    radial-gradient(1px 1px at 55% 40%, rgba(201,210,234,.3) 50%, transparent 51%),
    radial-gradient(1.2px 1.2px at 40% 55%, rgba(201,210,234,.25) 50%, transparent 51%);
}
.wrap{
  position:relative;z-index:1;
  max-width:680px;margin:0 auto;
  padding:0 22px;
  min-height:100vh;
  display:flex;flex-direction:column;
}
/* ============ 头部 ============ */
.site-head{
  display:flex;align-items:baseline;gap:14px;
  padding:34px 4px 26px;
  border-bottom:1px solid var(--line);
  flex-wrap:wrap;
}
.site-name{
  font-size:21px;font-weight:700;letter-spacing:.22em;
  color:var(--amber-soft);text-decoration:none;
}
.site-name:hover{color:var(--amber)}
.site-tag{
  font-size:11.5px;color:var(--dim);letter-spacing:.14em;
}
/* ============ 首页 ============ */
.home{padding:44px 0 30px;text-align:center}
.home-title{
  font-size:30px;font-weight:700;letter-spacing:.06em;line-height:1.4;
  text-wrap:balance;
}
.home-title .hl{
  background:linear-gradient(115deg,var(--amber-soft) 10%,var(--amber) 55%,var(--dusk) 95%);
  -webkit-background-clip:text;background-clip:text;color:transparent;
}
.home-sub{
  margin-top:12px;font-size:12.5px;color:var(--dim);letter-spacing:.16em;
}
.post-list{list-style:none;margin-top:44px;text-align:left}
.post-item{border-bottom:1px solid var(--line)}
.post-item:last-child{border-bottom:none}
.post-item a{
  display:flex;flex-direction:column;gap:6px;
  padding:22px 6px;text-decoration:none;
}
.post-item a:hover .post-title{color:var(--amber)}
.post-date{
  font-family:var(--serif);font-style:italic;
  font-size:12px;color:var(--amber);letter-spacing:.08em;
}
.post-title{font-size:20px;font-weight:700;color:var(--amber-soft);letter-spacing:.04em}
.post-desc{font-size:13.5px;color:var(--dim);line-height:1.7}
/* ============ 文章 ============ */
.post{padding:38px 0 26px}
.post-head h1{
  font-size:27px;font-weight:700;line-height:1.45;letter-spacing:.05em;
  text-wrap:balance;
}
.post-meta{
  display:flex;align-items:center;gap:14px;flex-wrap:wrap;
  margin-top:14px;padding-bottom:20px;border-bottom:1px solid var(--line);
}
.meta-date{font-family:var(--serif);font-style:italic;font-size:13px;color:var(--dim);letter-spacing:.06em}
.tag{font-size:12px;color:var(--dim);letter-spacing:.06em}
.post-body{padding:10px 0 6px;font-size:16px;color:var(--text)}
.post-body h2{
  font-size:15px;font-weight:600;letter-spacing:.3em;color:var(--amber);
  margin:52px 0 18px;display:flex;align-items:center;gap:10px;
}
.post-body h2::after{
  content:"";flex:1;height:1px;
  background:linear-gradient(90deg,var(--line),transparent);
}
.post-body h3{
  font-size:17px;font-weight:600;color:var(--amber-soft);
  margin:30px 0 12px;letter-spacing:.08em;
}
.post-body p{margin:0 0 1.4em}
.post-body strong{color:var(--amber-soft);font-weight:600}
.post-body em{font-family:var(--serif);font-style:italic;color:var(--amber)}
.post-body blockquote{
  margin:26px 0;padding:16px 20px;
  border-left:2px solid var(--amber);
  background:rgba(242,180,92,.07);
  border-radius:0 12px 12px 0;
  color:var(--amber-soft);font-size:15.5px;line-height:1.95;
}
.post-body blockquote p{margin:0}
.post-body blockquote cite{
  display:block;margin-top:10px;
  font-size:12px;font-style:normal;color:var(--dim);letter-spacing:.16em;
}
.post-body figure{
  margin:30px 0;
}
.post-body figure img{
  display:block;width:100%;height:auto;
  border-radius:14px;border:1px solid var(--line);
  box-shadow:0 16px 38px rgba(0,0,0,.45);
}
.post-body figure figcaption{
  margin-top:12px;padding:0 6px;
  font-size:12.5px;color:var(--dim);line-height:1.7;
  display:flex;gap:8px;align-items:flex-start;
}
.post-body mark{
  background:linear-gradient(180deg,transparent 52%,rgba(242,180,92,.32) 52%);
  color:var(--amber-soft);font-weight:600;
}
.post-body hr{
  border:none;height:1px;margin:44px 0;
  background:linear-gradient(90deg,transparent,var(--line),transparent);
}
.post-body .finale{
  text-align:center;margin:52px 0 10px;
  font-size:24px;font-weight:700;letter-spacing:.16em;
  background:linear-gradient(115deg,var(--amber-soft) 10%,var(--amber) 55%,var(--dusk) 95%);
  -webkit-background-clip:text;background-clip:text;color:transparent;
}
.post-body ul,.post-body ol{margin:0 0 1.4em;padding-left:1.5em}
.post-body li{margin-bottom:.4em}
.post-foot{
  margin-top:34px;padding-top:22px;border-top:1px solid var(--line);
}
.back{color:var(--amber);text-decoration:none;font-size:13.5px;letter-spacing:.1em}
.back:hover{color:var(--amber-soft)}
/* ============ 页脚 ============ */
.site-foot{
  margin-top:auto;padding:40px 0 34px;
  display:flex;align-items:center;gap:14px;
  font-size:11px;color:var(--dim);letter-spacing:.3em;
}
.foot-track{flex:1;height:1px;background:linear-gradient(90deg,transparent,var(--line))}
.site-foot .foot-track:last-child{background:linear-gradient(90deg,var(--line),transparent)}
/* ============ 移动端微调 ============ */
@media (max-width:480px){
  .post-head h1{font-size:24px}
  .home-title{font-size:26px}
  .site-tag{display:none}
  .post-body h2{letter-spacing:.22em}
}