:root{
  --bg:#fbfaf7;--surface:#ffffff;--text:#152033;--muted:#6e7684;
  --accent:#8e3b46;--accent-soft:#f3e7e9;--border:#e8e4dd;--shadow:0 18px 50px rgba(21,32,51,.10);
  --serif:Georgia,"Times New Roman",serif;--sans:Inter,ui-sans-serif,system-ui,-apple-system,BlinkMacSystemFont,"Segoe UI",sans-serif
}
*{box-sizing:border-box}
html{scroll-behavior:smooth}
body{margin:0;background:var(--bg);color:var(--text);font-family:var(--sans);line-height:1.68}
a{color:inherit;text-decoration:none}
button{font:inherit}
.site-header{position:sticky;top:0;z-index:50;background:rgba(251,250,247,.94);backdrop-filter:blur(14px);border-bottom:1px solid var(--border)}
.header-inner{max-width:1160px;margin:auto;height:66px;padding:0 20px;display:flex;align-items:center;justify-content:space-between;gap:18px}
.brand{font-family:var(--serif);font-weight:700;font-size:24px;letter-spacing:-.02em}
.nav{display:flex;gap:24px;color:var(--muted);font-size:14px}
.hero{max-width:1160px;margin:0 auto;padding:54px 20px 28px}
.kicker{color:var(--accent);font-size:12px;letter-spacing:.14em;font-weight:800;text-transform:uppercase}
.hero h1{font-family:var(--serif);font-size:clamp(38px,6vw,72px);line-height:1.02;letter-spacing:-.04em;margin:12px 0 18px;max-width:980px}
.hero p{max-width:760px;font-size:18px;color:var(--muted)}
.hero-card{margin-top:30px;background:linear-gradient(135deg,#1b2538,#39445a);min-height:320px;border-radius:24px;display:flex;align-items:end;padding:28px;color:white;box-shadow:var(--shadow);overflow:hidden;position:relative}
.hero-card:before{content:"";position:absolute;inset:auto -30px -65px auto;width:250px;height:250px;border:1px solid rgba(255,255,255,.16);border-radius:50%}
.red-light{width:13px;height:13px;background:#b64a55;border-radius:50%;box-shadow:0 0 0 6px rgba(182,74,85,.15),0 0 30px rgba(182,74,85,.75);margin-bottom:14px}
.hero-card h2{font-family:var(--serif);font-size:34px;line-height:1.08;margin:0;max-width:630px}
.hero-card .meta{margin-top:12px;color:rgba(255,255,255,.72);font-size:14px}
.primary-btn{display:inline-flex;align-items:center;gap:10px;margin-top:24px;background:var(--accent);color:white;padding:13px 18px;border-radius:999px;font-weight:750}
.home-grid{max-width:1160px;margin:auto;padding:30px 20px 70px;display:grid;grid-template-columns:1fr 300px;gap:34px}
.card-list{display:grid;gap:12px}
.chapter-card{background:var(--surface);border:1px solid var(--border);border-radius:18px;padding:18px 20px;display:flex;justify-content:space-between;gap:20px;align-items:center;transition:.2s transform,.2s box-shadow}
.chapter-card:hover{transform:translateY(-2px);box-shadow:0 12px 30px rgba(21,32,51,.07)}
.chapter-card small{display:block;color:var(--accent);font-weight:800;text-transform:uppercase;letter-spacing:.08em;margin-bottom:4px}
.chapter-card strong{font-family:var(--serif);font-size:22px}
.arrow{font-size:24px;color:var(--accent)}
.info-box{background:var(--surface);border:1px solid var(--border);border-radius:18px;padding:22px;align-self:start}
.info-box h3{font-family:var(--serif);font-size:22px;margin:0 0 10px}
.info-box p{font-size:14px;color:var(--muted)}
.reader-shell{max-width:1160px;margin:auto;padding:30px 20px 100px;display:grid;grid-template-columns:minmax(0,740px) 300px;gap:42px}
.story-top{padding:18px 0 20px;border-bottom:1px solid var(--border);margin-bottom:30px}
.story-label{font-size:12px;color:var(--accent);font-weight:800;text-transform:uppercase;letter-spacing:.08em}
.story-top h1{font-family:var(--serif);font-size:clamp(38px,5.3vw,58px);line-height:1.04;letter-spacing:-.035em;margin:10px 0}
.story-top .sub{color:var(--muted);font-size:14px}
.progress{height:4px;background:#ebe7e1;border-radius:99px;overflow:hidden;margin-top:20px}
.progress > span{display:block;height:100%;background:var(--accent)}
.article{font-family:var(--serif);font-size:20px;line-height:1.78}
.article p{margin:0 0 1.05em}
.article p:first-of-type:first-letter{float:left;font-size:4.2em;line-height:.78;padding-right:.08em;padding-top:.08em;color:var(--accent)}
.article .dialogue{font-size:1.02em}
.scene-break{display:flex;justify-content:center;gap:8px;padding:26px 0 34px}
.scene-break span{width:5px;height:5px;border-radius:50%;background:var(--accent)}
.reader-nav{border-top:1px solid var(--border);margin-top:40px;padding-top:22px;display:grid;grid-template-columns:1fr 1fr;gap:12px}
.reader-nav a{background:var(--surface);border:1px solid var(--border);border-radius:16px;padding:16px}
.reader-nav small{display:block;color:var(--muted);margin-bottom:4px}
.reader-nav strong{font-family:var(--serif);font-size:18px}
.sidebar{position:sticky;top:92px;align-self:start}
.toc-box{background:var(--surface);border:1px solid var(--border);border-radius:20px;padding:18px;max-height:calc(100vh - 120px);overflow:auto}
.toc-head{display:flex;justify-content:space-between;align-items:end;border-bottom:1px solid var(--border);padding-bottom:12px;margin-bottom:9px}
.toc-head strong{font-family:var(--serif);font-size:21px}
.toc-head span{font-size:12px;color:var(--muted)}
.toc-item{display:flex;gap:12px;align-items:center;padding:10px;border-radius:12px;font-size:14px}
.toc-item:hover{background:#f7f4ef}
.toc-item.active{background:var(--accent-soft);color:var(--accent);font-weight:800}
.toc-num{width:27px;height:27px;border-radius:50%;border:1px solid var(--border);display:grid;place-items:center;font-size:11px;flex:0 0 auto}
.toc-item.active .toc-num{background:var(--accent);color:white;border-color:var(--accent)}
.floating-toc{display:none;position:fixed;right:16px;bottom:18px;z-index:80;background:var(--accent);color:white;border:none;border-radius:999px;padding:13px 16px;font-weight:800;box-shadow:0 14px 30px rgba(142,59,70,.30)}
.mobile-toc-overlay{display:none;position:fixed;inset:0;z-index:100;background:rgba(21,32,51,.42)}
.mobile-toc-overlay.open{display:block}
.mobile-toc-sheet{position:absolute;left:0;right:0;bottom:0;max-height:82vh;background:var(--bg);border-radius:24px 24px 0 0;padding:18px;overflow:auto}
.mobile-toc-sheet .sheet-head{display:flex;justify-content:space-between;align-items:center;margin-bottom:8px}
.close-toc{border:0;background:var(--surface);width:38px;height:38px;border-radius:50%;font-size:22px}
.footer{border-top:1px solid var(--border);padding:30px 20px 45px;color:var(--muted);font-size:13px;text-align:center}
.test-badge{display:inline-flex;gap:8px;align-items:center;background:#f0ede7;border:1px solid var(--border);border-radius:999px;padding:7px 10px;font-size:12px;color:var(--muted)}
@media(max-width:850px){
  .nav{display:none}
  .header-inner{height:60px}
  .brand{font-size:22px}
  .hero{padding-top:36px}
  .hero h1{font-size:44px}
  .hero-card{min-height:270px;border-radius:20px}
  .home-grid{grid-template-columns:1fr;padding-bottom:40px}
  .info-box{display:none}
  .reader-shell{display:block;padding:16px 18px 90px}
  .sidebar{display:none}
  .floating-toc{display:inline-flex;align-items:center;gap:9px}
  .story-top{padding-top:8px}
  .story-top h1{font-size:39px}
  .article{font-size:19px;line-height:1.72}
  .reader-nav{grid-template-columns:1fr}
}
@media(max-width:430px){
  .hero h1{font-size:38px}
  .hero-card h2{font-size:29px}
  .story-top h1{font-size:35px}
  .article{font-size:18px}
}