/* ============================================================
   主题 B · 夜灯
   底：深夜墨色 + 一方暖光　字：浅米、清瘦宋体　点缀：暗金
   气质：凌晨三点，台灯下一个人读字。呼应集子里的"夜"与"灯"。
   ============================================================ */
:root{
  --bg:#100e0b;
  --panel:#17140f;
  --ink:#e6dcc6;
  --ink-2:#a99a7e;
  --ink-3:#6f6552;
  --accent:#c9a227;
  --line:rgba(201,180,140,.16);
  --serif:"Noto Serif SC","Noto Serif CJK SC","Source Han Serif SC","Source Han Serif CN",serif;
}
*{box-sizing:border-box}
html{-webkit-text-size-adjust:100%}
body{
  margin:0;
  background:
    radial-gradient(70% 46% at 50% 0%,rgba(201,162,39,.13) 0%,rgba(201,162,39,.04) 42%,transparent 72%),
    var(--bg);
  color:var(--ink);
  font-family:var(--serif);
  font-size:17px;line-height:2.15;letter-spacing:.02em;
  min-height:100vh;
}
.wrap{max-width:43rem;margin:0 auto;padding:3.4rem 2rem 4.5rem}

.topnav{min-height:1.6rem;margin-bottom:1.2rem}
.topnav .back{color:var(--ink-3);text-decoration:none;font-size:.9rem;letter-spacing:.1em}
.topnav .back:hover{color:var(--accent)}

.main{
  background:linear-gradient(180deg,rgba(255,248,230,.035),rgba(255,248,230,.012));
  border:1px solid var(--line);border-radius:3px;
  padding:3rem 3rem 3.4rem;
  box-shadow:0 24px 60px -34px rgba(0,0,0,.9);
}

/* ---- 首页头 ---- */
.hero{text-align:center;margin:.2rem 0 2.6rem}
.hero-kicker{margin:0 0 .9rem;font-size:.74rem;letter-spacing:.66em;text-indent:.66em;color:var(--ink-3)}
.hero-title{
  margin:0;font-size:2.25rem;font-weight:400;line-height:1.55;
  letter-spacing:.26em;text-indent:.26em;color:#f3ead4;
  text-shadow:0 0 26px rgba(201,162,39,.22);
}
.hero-title::after{
  content:"";display:block;width:2.6rem;height:1px;margin:1.6rem auto 0;
  background:linear-gradient(90deg,transparent,var(--accent),transparent);opacity:.85
}
.hero-quote{margin:1.5rem auto 0;max-width:25rem;color:var(--ink-2);font-size:.95rem;line-height:2}
.hero-quote::before{content:"「"}
.hero-quote::after{content:"」"}

/* ---- 序 ---- */
.preface{color:var(--ink-2);font-size:.95rem;margin:0 0 2.8rem}
.preface p{margin:0 0 1.05rem}
.preface strong{color:var(--ink);font-weight:400;border-bottom:1px solid var(--line)}

/* ---- 目录 ---- */
.juan{margin:0 0 2.4rem}
.juan-name{
  font-size:.86rem;font-weight:400;letter-spacing:.32em;color:var(--ink-3);
  margin:0 0 1rem;padding-bottom:.65rem;border-bottom:1px solid var(--line);text-indent:.32em
}
ol.toc{list-style:none;margin:0;padding:0}
ol.toc a{
  display:flex;justify-content:space-between;align-items:baseline;gap:1rem;
  padding:.66rem .1rem;color:var(--ink);text-decoration:none;
  border-bottom:1px solid rgba(201,180,140,.07);transition:background .18s,color .18s
}
ol.toc a:hover{color:var(--accent);background:rgba(201,162,39,.05)}
.t-title{font-size:1.05rem;letter-spacing:.12em}
.t-title::before{content:"·";color:var(--accent);margin-right:.62rem;opacity:.85}
.t-date{font-size:.8rem;color:var(--ink-3);white-space:nowrap;letter-spacing:.05em}

/* ---- 篇 ---- */
.piece-head{text-align:center;margin-bottom:2.8rem}
.piece-title{
  margin:0 0 1rem;font-size:1.9rem;font-weight:400;
  letter-spacing:.28em;text-indent:.28em;color:#f3ead4
}
.piece-meta{font-size:.8rem;color:var(--ink-3);letter-spacing:.05em}
.piece-meta .m em{font-style:normal;color:var(--ink-2);margin-right:.3rem}

.piece-body{font-size:1.04rem;line-height:2.4;letter-spacing:.025em}
.piece-body h2{
  font-size:.98rem;font-weight:400;color:var(--accent);letter-spacing:.34em;
  text-indent:.34em;text-align:center;margin:2.7rem 0 1.5rem
}
.piece-body h3{
  font-size:.99rem;font-weight:400;color:var(--ink-2);
  letter-spacing:.24em;text-align:center;margin:2.5rem 0 1.2rem
}
.piece-body p{margin:0 0 1.2rem;text-indent:2em}
.piece-body blockquote{
  margin:1.5rem 0;padding:.2rem 0 .2rem 1.2rem;
  border-left:1px solid var(--accent);color:var(--ink-2);opacity:.92
}
.piece-body hr{border:0;height:1px;background:var(--line);margin:2.5rem 0}
.piece-body strong{font-weight:600;color:#f0e6d0}

/* ---- 小注 ---- */
.notes{
  margin-top:3.2rem;padding-top:1.5rem;border-top:1px solid var(--line);
  font-size:.86rem;line-height:2.05;color:var(--ink-2)
}
.notes .sec{font-size:.78rem;letter-spacing:.4em;color:var(--ink-3);font-weight:400;margin:0 0 1rem;text-align:center}
.notes p{text-indent:0;margin:0 0 .8rem}
.notes ul{margin:0 0 1rem;padding-left:1.3rem}

/* ---- 页脚 ---- */
.foot{margin-top:2.8rem;text-align:center;font-size:.78rem;color:var(--ink-3);line-height:2.2}
.foot-name{letter-spacing:.46em;text-indent:.46em;margin:0 0 .35rem;color:var(--ink-2);font-size:.82rem}
.foot-contact{margin:.1rem 0 .35rem}
.foot-contact a{color:var(--accent);text-decoration:none;border-bottom:1px dotted transparent;transition:border-color .2s,color .2s}
.foot-contact a:hover{border-bottom-color:currentColor}
.foot-copy{color:var(--ink-2);letter-spacing:.05em;margin:0 0 .1rem}
.foot-terms{font-size:.72rem;opacity:.85;margin:0 0 .5rem}
.foot-beian a{color:var(--ink-3);text-decoration:none;border-bottom:1px dotted var(--line)}
.foot-beian a:hover{color:var(--accent)}
.sep{margin:0 .45rem;opacity:.5}
.police{white-space:nowrap}
.police-icon{width:20px;height:20px;margin-right:.35em;vertical-align:-.3em;border:0;display:inline-block}
a.police{color:inherit;text-decoration:none}
a.police:hover{color:var(--accent)}

@media (max-width:640px){
  .wrap{padding:1.8rem .95rem 3.2rem}
  .main{padding:2.1rem 1.4rem 2.3rem}
  body{font-size:16px;line-height:2.05}
  .hero-title{font-size:1.6rem}
  .piece-title{font-size:1.45rem}
  .piece-body p{text-indent:1.6em}
}