/* 《终焉之诗》在线阅读 — 暖白衬线 editorial（取自 nnviz design tokens） */
:root{
  --bg:#faf9f5; --bg-tint:#f2efe6; --surface:#fffdf9; --surface-2:#f3f0e8;
  --border:#e8e3d6; --border-strong:#d8d1c0;
  --ink:#1a1915; --ink-soft:#5c574c; --ink-faint:#948d7d;
  --accent:#c96442; --accent-soft:#f3e7df;
  --bar-h:52px; --reading:1.05rem;
  --serif:'Noto Serif CJK SC','Source Han Serif SC','Songti SC',Georgia,serif;
  --sans:'Inter',-apple-system,'PingFang SC','Microsoft YaHei',sans-serif;
  color-scheme:light;
}
html.dark{
  --bg:#1d1b16; --bg-tint:#232017; --surface:#24221c; --surface-2:#322e26;
  --border:#3a362c; --border-strong:#4a4538;
  --ink:#f0ece1; --ink-soft:#bcb4a2; --ink-faint:#8a8270;
  --accent:#e08a6a; --accent-soft:#3a2a22;
  color-scheme:dark;
}
*{box-sizing:border-box}
html,body{margin:0;height:100%}
body{
  background:var(--bg); color:var(--ink); font-family:var(--sans);
  -webkit-font-smoothing:antialiased; text-rendering:optimizeLegibility;
  overflow-x:hidden;
}
/* —— 防复制：阅读相关区域禁选 —— */
#app,#toc,.drawer-head,.cover{
  -webkit-user-select:none; -moz-user-select:none; user-select:none;
  -webkit-touch-callout:none;
}

/* —— 顶栏 —— */
#bar{
  position:fixed; top:0; left:0; right:0; height:var(--bar-h); z-index:40;
  display:flex; align-items:center; gap:.4rem; padding:0 .6rem;
  background:color-mix(in srgb,var(--bg) 86%,transparent);
  backdrop-filter:blur(12px); -webkit-backdrop-filter:blur(12px);
  border-bottom:1px solid var(--border);
}
.bar-title{
  font-family:var(--serif); font-size:1rem; letter-spacing:.14em;
  color:var(--ink); flex:0 1 auto; white-space:nowrap;
}
.actions{margin-left:auto; display:flex; align-items:center; gap:.1rem}
.icon{
  display:inline-flex; align-items:center; justify-content:center;
  width:38px; height:38px; border:0; background:none; color:var(--ink-soft);
  cursor:pointer; border-radius:9px; text-decoration:none; transition:.15s;
}
.icon:hover{background:var(--surface-2); color:var(--accent)}
.icon.txt{font-family:var(--serif); font-size:.95rem; position:relative; width:34px}
.icon.txt .minus,.icon.txt .plus{font-size:.7em; vertical-align:super}
.i-sun{display:none}
html.dark .i-moon{display:none}
html.dark .i-sun{display:inline}
#progress{position:absolute; left:0; bottom:-1px; height:2px; width:100%; background:transparent}
#progressBar{display:block; height:100%; width:0; background:var(--accent); transition:width .1s}

/* —— 抽屉目录 —— */
#overlay{position:fixed; inset:0; z-index:45; background:rgba(20,18,12,.32);
  opacity:0; visibility:hidden; transition:.25s}
#overlay.open{opacity:1; visibility:visible}
#drawer{
  position:fixed; top:0; left:0; bottom:0; width:min(82vw,320px); z-index:46;
  background:var(--surface); border-right:1px solid var(--border);
  transform:translateX(-100%); transition:transform .26s cubic-bezier(.4,0,.2,1);
  display:flex; flex-direction:column; box-shadow:2px 0 30px -12px rgba(0,0,0,.3);
}
#drawer.open{transform:none}
.drawer-head{padding:1.3rem 1.4rem .9rem; border-bottom:1px solid var(--border)}
.drawer-head .series{display:block; font-size:.72rem; letter-spacing:.45em; color:var(--accent); margin-bottom:.35rem}
.drawer-head .title{font-family:var(--serif); font-size:1.5rem; letter-spacing:.1em}
#toc{flex:1; overflow-y:auto; padding:.5rem 0}
#toc a{
  display:flex; gap:.7rem; align-items:baseline; padding:.62rem 1.4rem;
  color:var(--ink-soft); text-decoration:none; font-size:.92rem; line-height:1.4;
  border-left:2px solid transparent;
}
#toc a:hover{background:var(--surface-2); color:var(--ink)}
#toc a.active{color:var(--accent); border-left-color:var(--accent); background:var(--accent-soft)}
#toc a .num{font-size:.74rem; color:var(--ink-faint); min-width:2.6em; font-variant-numeric:tabular-nums}
#toc a.active .num{color:var(--accent)}
.drawer-foot{padding:.9rem 1.1rem 1.2rem; border-top:1px solid var(--border); display:flex; flex-direction:column; gap:.5rem}
.dl-btn{
  display:flex; align-items:center; justify-content:center; gap:.45rem;
  padding:.6rem; border-radius:10px; font-size:.85rem; text-decoration:none;
  background:var(--accent); color:#fff; transition:.15s;
}
.dl-btn:hover{filter:brightness(1.06)}
.dl-btn.ghost{background:none; color:var(--ink-faint); border:1px solid var(--border-strong); font-size:.78rem; padding:.5rem}
.dl-btn.ghost:hover{color:var(--accent); border-color:var(--accent)}

/* —— 主内容 —— */
#app{padding-top:var(--bar-h); min-height:100vh}

/* 书封 */
.cover{
  min-height:calc(100vh - var(--bar-h)); display:flex; flex-direction:column;
  align-items:center; justify-content:center; text-align:center; padding:2rem 1.5rem 3rem;
}
.cover .c-series{font-size:.82rem; letter-spacing:.5em; color:var(--accent); margin-bottom:1.1rem}
.cover h1{font-family:var(--serif); font-size:clamp(2.6rem,12vw,4.4rem); margin:0; letter-spacing:.08em; font-weight:600}
.cover .c-sub{margin:1.1rem 0 0; color:var(--ink-soft); font-size:.95rem; letter-spacing:.05em}
.cover .c-rule{width:42px; height:2px; background:var(--accent); margin:1.8rem 0}
.cover .c-decl{color:var(--ink-faint); font-size:.78rem; line-height:1.8; max-width:24em}
.cover .c-actions{margin-top:2.4rem; display:flex; gap:.8rem; flex-wrap:wrap; justify-content:center}
.btn{
  font-family:var(--sans); font-size:.92rem; padding:.72rem 1.7rem; border-radius:999px;
  border:1px solid var(--accent); cursor:pointer; text-decoration:none; transition:.16s; letter-spacing:.05em;
}
.btn.primary{background:var(--accent); color:#fff}
.btn.primary:hover{filter:brightness(1.07)}
.btn.line{background:none; color:var(--accent)}
.btn.line:hover{background:var(--accent-soft)}
.cover .c-count{margin-top:2.6rem; font-size:.74rem; color:var(--ink-faint); letter-spacing:.1em}

/* 章节阅读 */
.chapter{max-width:38em; margin:0 auto; padding:3.2rem 1.5rem 6rem}
.chapter .c-no{display:block; text-align:center; font-size:.78rem; letter-spacing:.5em; color:var(--accent); margin-bottom:.8rem}
.chapter h2{
  font-family:var(--serif); font-weight:600; text-align:center; font-size:1.7rem;
  letter-spacing:.1em; margin:0 0 2.6rem; color:var(--ink);
}
.prose{font-family:var(--serif); font-size:var(--reading); line-height:2.05; color:var(--ink)}
.prose p{margin:0 0 1.15em; text-indent:2em; text-align:justify}
.prose strong{font-weight:700; color:var(--ink)}
.prose blockquote{margin:1.4em 1.2em; padding-left:1em; border-left:2px solid var(--border-strong);
  color:var(--ink-soft); font-size:.96em}
.prose blockquote p{text-indent:0}
.prose hr.sec{border:0; text-align:center; margin:2.2em 0}
.prose hr.sec::before{content:'❖'; color:var(--border-strong); font-size:1rem; letter-spacing:.3em}
.zw{font-size:0; line-height:0}

/* 前情提要(markdown 渲染) */
.prose .p-h2{font-size:1.18rem; color:var(--accent); font-weight:600; letter-spacing:.05em; margin:2em 0 .8em; text-indent:0}
.prose .p-h3{font-size:1.02rem; color:var(--ink); font-weight:600; margin:1.5em 0 .5em; text-indent:0}
.prose .p-ul,.prose .p-ol{margin:.6em 0 1.2em; padding-left:1.5em; color:var(--ink-soft)}
.prose .p-ul li,.prose .p-ol li{margin:.35em 0; line-height:1.75; text-indent:0}
.prose .p-rule{border:0; border-top:1px solid var(--border); margin:2em 0}

/* 章节翻页 */
.pager{max-width:38em; margin:0 auto; padding:0 1.5rem 4rem; display:flex; justify-content:space-between; gap:1rem}
.pager a,.pager span,.pager button{
  flex:1; padding:.9rem 1rem; border:1px solid var(--border); border-radius:12px;
  text-decoration:none; color:var(--ink-soft); font-size:.85rem; text-align:center; transition:.15s;
  background:var(--surface); font-family:var(--sans); cursor:pointer;
}
.pager a:hover,.pager button:hover{border-color:var(--accent); color:var(--accent)}
.pager .disabled{opacity:.4; pointer-events:none}
.pager .pg-label{display:block; font-size:.68rem; color:var(--ink-faint); margin-bottom:.2rem; letter-spacing:.1em}
.pager .toc-link{flex:0 0 auto; min-width:auto; padding:.9rem 1.1rem}

@media(min-width:720px){ :root{--reading:1.12rem} }