/* ========================================
   App CSS — ธรรมบทอรรถกถา Vue App
======================================== */

:root{
  --gold:#c9a227;--gold2:#e8c96a;--dark:#12080a;--ink:#1e1008;
  --paper:#fdf8f0;--paper2:#f5eed8;
}

/* ════ BOOKS VIEW ════ */
body { font-family: 'Sarabun', sans-serif; }
h1, h2, h3, .font-headline { font-family: 'Prompt', sans-serif; }
/* Book card 3D style */
.book-card-inner{background:#fff;border-radius:18px;overflow:hidden;
  box-shadow:0 4px 16px rgba(42,26,8,.1),0 1px 4px rgba(42,26,8,.06);
  transition:all .4s cubic-bezier(.175,.885,.32,1.275)}
.book-card:hover .book-card-inner{
  transform:translateY(-8px) rotateX(2deg);
  box-shadow:0 20px 40px rgba(42,26,8,.18),0 8px 16px rgba(42,26,8,.1)}
.book-cover-wrap{position:relative;aspect-ratio:3/4;overflow:hidden;margin:12px 12px 0;border-radius:12px}
.book-spine{position:absolute;left:0;top:0;bottom:0;width:6px;z-index:2;
  background:linear-gradient(90deg,rgba(42,26,8,.2),rgba(42,26,8,.05));border-radius:12px 0 0 12px}
.book-cover-img{width:100%;height:100%;position:relative}
.book-cover-img img{transition:transform .6s cubic-bezier(.175,.885,.32,1.275)}
.book-card:hover .book-cover-img img{transform:scale(1.06)}
.book-shine{position:absolute;top:0;left:0;right:0;bottom:0;z-index:1;
  background:linear-gradient(135deg,rgba(255,255,255,.25) 0%,transparent 40%,transparent 60%,rgba(255,255,255,.08) 100%);
  pointer-events:none;transition:opacity .4s}
.book-card:hover .book-shine{opacity:.6}
.book-info{padding:14px 16px 18px;text-align:center}
.book-vol{color:#a88420;font-weight:700;font-size:1.3rem;letter-spacing:.15em;margin-bottom:2px}
.book-title{font-family:'Prompt',sans-serif;font-size:1rem;font-weight:700;color:#4a3a10;
  line-height:1.35;margin-bottom:4px;transition:color .3s}
.book-card:hover .book-title{color:#c9a227}
.book-count{font-size:.78rem;color:#8a6d1b;opacity:.7}
[data-theme="dark"] .book-card-inner{background:#2a1a0a;
  box-shadow:0 4px 16px rgba(0,0,0,.3),0 1px 4px rgba(0,0,0,.2)}
[data-theme="dark"] .book-card:hover .book-card-inner{
  box-shadow:0 20px 40px rgba(0,0,0,.4),0 8px 16px rgba(201,162,39,.1)}
[data-theme="dark"] .book-spine{background:linear-gradient(90deg,rgba(0,0,0,.3),rgba(0,0,0,.1))}
[data-theme="dark"] .book-vol{color:#e8c96a}
[data-theme="dark"] .book-title{color:#e8ddc0}
[data-theme="dark"] .book-card:hover .book-title{color:#e8c96a}
[data-theme="dark"] .book-count{color:#c9a227}
[data-theme="dark"] body { background: #1a1008; color: #d4c8b8; }
[data-theme="dark"] header .absolute { background: linear-gradient(to bottom, rgba(42,26,8,.6), #1a1008); }
[data-theme="dark"] .text-gold-800 { color: #e8ddc0; }
[data-theme="dark"] .text-gold-600 { color: #c9a227; }
[data-theme="dark"] .text-gold-500 { color: #e8c96a; }
[data-theme="dark"] .text-gold-400 { color: #a89880; }
[data-theme="dark"] .text-gold-600\/70 { color: rgba(201,162,39,.7); }
[data-theme="dark"] .bg-white { background: #2a1a0a; }
[data-theme="dark"] .bg-cream { background: #1a1008; }
[data-theme="dark"] .book-shadow { box-shadow: 8px 12px 28px rgba(0,0,0,.4), 0 2px 8px rgba(0,0,0,.2); }
[data-theme="dark"] .book-card:hover h3 { color: #e8c96a; }
[data-theme="dark"] footer { border-color: rgba(201,162,39,.15); }

/* ════ STORIES VIEW (HOME) ════ */
.story-home{min-height:100vh;position:relative;background:var(--bg)}
.home-hero{text-align:center;padding:60px 24px 40px;border-bottom:1px solid rgba(201,162,39,.25)}
.home-back{display:inline-flex;align-items:center;gap:6px;font-size:1rem;font-weight:600;
  color:#8a6d1b;text-decoration:none;margin-bottom:20px;padding:8px 18px;
  border:1px solid rgba(138,109,27,.3);border-radius:10px;transition:all .2s}
.home-back:hover{color:#5a4510;background:rgba(138,109,27,.08);border-color:rgba(138,109,27,.5)}
[data-theme="dark"] .home-back{color:var(--gold2);border-color:rgba(201,162,39,.3)}
[data-theme="dark"] .home-back:hover{color:#fff;background:rgba(201,162,39,.1);border-color:var(--gold)}
.home-series{font-size:.85rem;letter-spacing:.2em;color:var(--gold2);text-transform:uppercase;margin-bottom:12px;font-weight:600}
.home-title{font-size:clamp(1.8rem,5vw,3rem);font-weight:800;color:#fff;line-height:1.3;margin-bottom:8px}
.home-vol{font-size:1rem;color:rgba(255,255,255,.55);margin-bottom:4px}
.home-sub{font-size:.9rem;color:var(--gold);letter-spacing:.05em;margin-bottom:20px}

/* Search */
.home-search-wrap{position:relative;max-width:360px;margin:0 auto}
.home-search{width:100%;padding:12px 48px 12px 20px;border:1.5px solid #c9a227;border-radius:999px;
  background:rgba(255,255,255,.6);color:#2a1a08;font-family:'Sarabun',sans-serif;font-size:.95rem;
  outline:none;transition:all .25s;box-shadow:0 2px 12px rgba(201,162,39,.1)}
.home-search::placeholder{color:#a89870}
.home-search:focus{border-color:#8a6d1b;box-shadow:0 2px 16px rgba(201,162,39,.25);background:rgba(255,255,255,.85)}
.home-search-icon{position:absolute;right:16px;top:50%;transform:translateY(-50%);color:#c9a227;pointer-events:none}
[data-theme="dark"] .home-search{background:rgba(42,26,10,.6);color:#e8ddc0;border-color:rgba(201,162,39,.5)}
[data-theme="dark"] .home-search::placeholder{color:rgba(201,162,39,.5)}
[data-theme="dark"] .home-search:focus{border-color:var(--gold);background:rgba(42,26,10,.8);box-shadow:0 2px 16px rgba(201,162,39,.2)}
[data-theme="dark"] .home-search-icon{color:rgba(201,162,39,.6)}

/* Search results */
.search-results-list{display:flex;flex-direction:column;gap:16px}
.search-result-card{background:#fff;border:1px solid #e8ddc0;border-radius:16px;overflow:hidden;transition:all .2s}
.search-result-card:hover{border-color:var(--gold);box-shadow:0 4px 20px rgba(201,162,39,.15)}
.search-result-header{display:flex;align-items:center;gap:14px;padding:16px;cursor:pointer}
.search-result-cover{width:56px;height:56px;border-radius:12px;object-fit:cover;flex-shrink:0}
.search-result-info{flex:1;min-width:0}
.search-result-title{font-size:1.05rem;font-weight:700;color:#2a1a08;margin-bottom:2px}
.search-result-meta{font-size:.8rem;color:#8a6d1b}
.search-matches{border-top:1px solid #f0e8d0;padding:4px 8px 8px}
.search-match-item{display:flex;align-items:baseline;gap:8px;padding:6px 10px;border-radius:8px;
  text-decoration:none;color:#5a4a38;font-size:.85rem;line-height:1.5;transition:background .15s;cursor:pointer}
.search-match-item:hover{background:rgba(201,162,39,.08)}
.search-match-page{flex-shrink:0;font-size:.72rem;font-weight:700;color:#fff;background:var(--gold);
  padding:2px 8px;border-radius:6px;white-space:nowrap}
.search-match-text{flex:1;min-width:0;overflow:hidden;text-overflow:ellipsis;white-space:nowrap}
.search-match-text mark{background:rgba(201,162,39,.25);color:#6b5518;padding:0 2px;border-radius:3px}
[data-theme="dark"] .search-result-card{background:#2a1a0a;border-color:rgba(201,162,39,.25)}
[data-theme="dark"] .search-result-card:hover{border-color:var(--gold)}
[data-theme="dark"] .search-result-title{color:#e8ddc0}
[data-theme="dark"] .search-result-meta{color:var(--gold)}
[data-theme="dark"] .search-matches{border-top-color:rgba(201,162,39,.15)}
[data-theme="dark"] .search-match-item{color:rgba(255,255,255,.7)}
[data-theme="dark"] .search-match-item:hover{background:rgba(201,162,39,.1)}
[data-theme="dark"] .search-match-text mark{background:rgba(201,162,39,.3);color:var(--gold2)}

/* Story cards */
.story-grid{display:grid;grid-template-columns:repeat(auto-fill,minmax(240px,1fr));
  gap:24px;padding:40px clamp(16px,5vw,80px) 60px;max-width:1200px;margin:0 auto}
.story-card{background:linear-gradient(160deg,#2a1a0a,#1a0e06);
  border:1px solid rgba(201,162,39,.3);border-radius:1rem;padding:28px 22px 14px;
  cursor:pointer;transition:all .3s;position:relative;overflow:hidden}
.story-card::before{content:'';position:absolute;inset:0;background:linear-gradient(135deg,rgba(201,162,39,.06) 0%,transparent 60%);pointer-events:none}
.story-card:hover{transform:translateY(-6px);border-color:var(--gold);
  box-shadow:0 12px 40px rgba(201,162,39,.25)}
.card-img{margin:-28px -22px 10px;border-radius:15px 15px 0 0;overflow:hidden;aspect-ratio:4/3;flex-shrink:0}
.card-img img{width:100%;height:100%;object-fit:cover;object-position:center;display:block;transition:transform .4s ease}
.story-card:hover .card-img img{transform:scale(1.05)}
.card-title{font-size:1.05rem;font-weight:700;color:#fff;line-height:1.35;margin-bottom:4px;font-family:'Sarabun'}
.card-vagga{display:none}
.card-desc{font-size:.85rem;color:rgba(255,255,255,.55);line-height:1.5}

/* Light mode stories */
[data-theme="light"] .home-hero,:root:not([data-theme="dark"]) .home-hero{border-bottom-color:rgba(160,130,60,.25)}
[data-theme="light"] .home-series,:root:not([data-theme="dark"]) .home-series{color:#8a6d1b}
[data-theme="light"] .home-title,:root:not([data-theme="dark"]) .home-title{color:#2a1a08}
[data-theme="light"] .home-vol,:root:not([data-theme="dark"]) .home-vol{color:#7a6a58}
[data-theme="light"] .home-sub,:root:not([data-theme="dark"]) .home-sub{color:#8a6d1b}
[data-theme="light"] .home-search,:root:not([data-theme="dark"]) .home-search{background:rgba(255,255,255,.7);border-color:#c9a227}
[data-theme="light"] .home-search:focus,:root:not([data-theme="dark"]) .home-search:focus{background:#fff}
[data-theme="light"] .story-card,:root:not([data-theme="dark"]) .story-card{background:#fff;border-color:#e8ddc0;box-shadow:8px 12px 28px rgba(42,26,8,.1),0 2px 8px rgba(42,26,8,.05)}
[data-theme="light"] .story-card:hover,:root:not([data-theme="dark"]) .story-card:hover{border-color:var(--gold);box-shadow:0 12px 40px rgba(160,130,60,.2)}
[data-theme="light"] .card-title,:root:not([data-theme="dark"]) .card-title{color:#2a1a08}
[data-theme="light"] .card-desc,:root:not([data-theme="dark"]) .card-desc{color:#7a6a58}
[data-theme="light"] .card-vagga,:root:not([data-theme="dark"]) .card-vagga{color:#8a6d1b}

/* Bookmark button on cards */
.bookmark-btn{position:absolute;top:10px;right:10px;z-index:2;background:rgba(255, 255, 255, 0.554);
  border:none;border-radius:50%;width:32px;height:32px;cursor:pointer;
  display:flex;align-items:center;justify-content:center;color:#a89870;
  transition:all .2s;box-shadow:0 2px 6px rgba(0,0,0,.1)}
.bookmark-btn:hover{background:#fff;color:var(--gold);transform:scale(1.1)}
.bookmark-btn.bookmarked{color:#ff9f1a;background:rgba(255, 253, 250, 0.508)}
[data-theme="dark"] .bookmark-btn{background:rgba(42,26,10,.8);color:#a89870}
[data-theme="dark"] .bookmark-btn:hover{background:rgba(42,26,10,.95);color:var(--gold2)}
[data-theme="dark"] .bookmark-btn.bookmarked{color:#ffb142;background:rgba(255,177,66,.18)}

/* List view */
.story-grid.list-view{grid-template-columns:1fr !important;gap:0 !important}
.story-grid.list-view .story-card{
  border-radius:34px;padding:0;display:flex;flex-direction:row;align-items:center;
  gap:14px;margin-bottom:10px;height:auto;overflow:hidden}
.story-grid.list-view .story-card .card-img{
  margin:0;width:56px;height:56px;min-width:56px;aspect-ratio:1;border-radius:50%;
  overflow:hidden;flex-shrink:0;margin-left:3px}
.story-grid.list-view .story-card .card-img img{
  width:100%;height:100%;object-fit:cover;object-position:center}
.story-grid.list-view .story-card .card-desc{display:none}
.story-grid.list-view .story-card .card-vagga{
  font-size:.7rem;margin:0;order:2;display:block}
.story-grid.list-view .story-card .card-title{
  font-size:.95rem;margin:0;order:1;line-height:1.3}
.story-grid.list-view .story-card .card-content{
  flex:1;padding:12px 14px 12px 0;display:flex;flex-direction:column;gap:2px}
.story-grid.list-view .bookmark-btn{position:static;width:28px;height:28px;margin-left:auto;flex-shrink:0}

/* ════ READER VIEW ════ */
.reader-view{height:100vh;overflow:hidden;position:relative;background:var(--reader-bg);display:flex}

/* TOC Sidebar */
.toc-sidebar{position:fixed;left:0;top:0;bottom:0;width:280px;
  background:#f5eed8;border-right:1px solid #d4b896;
  overflow-y:auto;z-index:100;display:flex;flex-direction:column}
.toc-sidebar::-webkit-scrollbar{width:4px}
.toc-sidebar::-webkit-scrollbar-thumb{background:rgba(160,130,60,.3);border-radius:4px}
.toc-header{padding:18px 16px;border-bottom:1px solid #d4b896;flex-shrink:0}
.toc-back{display:flex;align-items:center;gap:8px;color:#8a6d1b;font-size:.85em;
  cursor:pointer;padding:6px 0;background:none;border:none;width:100%;text-align:left;transition:color .2s}
.toc-back:hover{color:#5a4510}
.toc-story-title{font-size:.95em;font-weight:700;color:#2a2018;margin-top:10px;line-height:1.4}
.toc-list{padding:12px 0 24px;flex:1;overflow-y:auto}
.toc-ch{padding:14px 16px 4px;color:#8a6d1b;font-size:.78em;font-weight:600;
  letter-spacing:.1em;text-transform:uppercase;line-height:1.3;transition:color .2s}
.toc-ch-clickable{cursor:pointer;border-radius:6px;margin:2px 8px;padding:10px 12px !important}
.toc-ch-clickable:hover{color:#c9a227}
.toc-ch-clickable:active{background:rgba(201,162,39,.15)}
.toc-ch-num{display:block}
.toc-ch-sub{display:block;font-size:.82em;font-weight:400;text-transform:none;letter-spacing:.02em;opacity:.9;color:#7a6a58}
.toc-sec{display:block;width:100%;text-align:left;padding:7px 16px 7px 22px;
  background:none;border:none;color:#5a4a38;font-family:'Sarabun',sans-serif;
  font-size:.85em;cursor:pointer;line-height:1.45;transition:all .2s;border-left:3px solid transparent}
.toc-sec:hover{color:#2a2018;background:rgba(201,162,39,.1);border-left-color:rgba(201,162,39,.5)}
.toc-sec.active{color:#8a6d1b;background:rgba(201,162,39,.15);border-left-color:var(--gold)}
.toc-cover{font-weight:700;color:#6b5518}
[data-theme="dark"] .toc-cover{color:var(--gold2)}
[data-theme="dark"] .toc-sidebar{background:#1a0e06;border-right-color:rgba(201,162,39,.2)}
[data-theme="dark"] .toc-header{border-bottom-color:rgba(201,162,39,.2)}
[data-theme="dark"] .toc-back{color:var(--gold2)}
[data-theme="dark"] .toc-back:hover{color:#fff}
[data-theme="dark"] .toc-story-title{color:#fff}
[data-theme="dark"] .toc-ch{color:var(--gold)}
[data-theme="dark"] .toc-ch-sub{color:#d4b896}
[data-theme="dark"] .toc-sec{color:rgba(255,255,255,.65)}
[data-theme="dark"] .toc-sec:hover{color:#fff;background:rgba(201,162,39,.08);border-left-color:rgba(201,162,39,.4)}
[data-theme="dark"] .toc-sec.active{color:var(--gold2);background:rgba(201,162,39,.12);border-left-color:var(--gold)}

/* TOC overlay */
.toc-overlay{display:none;position:fixed;inset:0;background:rgba(0,0,0,.6);z-index:99}
.toc-overlay.show{display:block}

/* Reader main */
.reader-wrap{margin-left:280px;height:100vh;display:flex;flex-direction:column;overflow:hidden;flex:1}
.reader-topbar{display:flex;align-items:center;gap:12px;padding:16px 20px;
  background:var(--reader-topbar-bg);border-bottom:1px solid var(--reader-topbar-border);
  flex-shrink:0;backdrop-filter:blur(4px)}
.toc-toggle{display:none;background:none;border:none;color:#8a6d1b;font-size:1.3rem;cursor:pointer;padding:4px}
[data-theme="dark"] .toc-toggle{color:var(--gold2)}
.topbar-title{flex:1;font-size:.9rem;color:var(--reader-topbar-title);font-weight:600;
  white-space:nowrap;overflow:hidden;text-overflow:ellipsis}
.topbar-indicator{font-size:.8rem;color:#8a6d1b;white-space:nowrap;flex-shrink:0}
[data-theme="dark"] .topbar-indicator{color:var(--gold)}
.page-container{flex:1;overflow-y:auto;padding:0 20px 20px;scroll-behavior:smooth}
.page-container::-webkit-scrollbar{width:6px}
.page-container::-webkit-scrollbar-thumb{background:var(--reader-scrollbar);border-radius:4px}

/* Page content */
.page{max-width:800px;margin:0 auto;padding:32px 24px 48px}
.page-wrap{animation:pageIn .35s ease}
.page-wrap.anim-back{animation:pageInBack .35s ease}
.page-wrap.anim-forward{animation:pageIn .35s ease}
@keyframes pageIn{from{opacity:0;transform:translateX(30px)}to{opacity:1;transform:none}}
@keyframes pageInBack{from{opacity:0;transform:translateX(-30px)}to{opacity:1;transform:none}}

.cover-hero{text-align:center;border:1px solid #d4b896;border-radius:20px;padding:20px 10px 10px;
  margin-bottom:32px;position:relative;overflow:hidden}
.cover-hero::after{content:'';position:absolute;top:0;left:50%;transform:translateX(-50%);
  width:80%;height:2px;background:linear-gradient(90deg,transparent,var(--gold),transparent)}
.cover-title{font-size:clamp(1.6rem,4vw,2.4rem);font-weight:800;color:#2a1a08;line-height:1.3;margin-bottom:8px}
.cover-sub{font-size:1.15rem;color:#8a6d1b;font-style:italic;margin-bottom:6px}
.cover-src{font-size:.85rem;color:#7a6a58;margin-bottom:20px}
.cover-rule{width:60px;height:2px;background:linear-gradient(90deg,transparent,var(--gold),transparent);margin:0 auto 16px}
.cover-desc{font-size:1em;color:#6b5518;line-height:1.7;text-align:center;margin:0 auto 20px;
  max-width:600px;padding:0 16px;font-style:italic}
[data-theme="dark"] .cover-desc{color:#d4b896}
.cover-img-wrap{margin:0 0 24px;overflow:hidden;border-radius:12px}
.cover-img{width:100%;display:block;object-fit:cover;object-position:center}
[data-theme="dark"] .cover-hero{background:linear-gradient(170deg,#2a1408,#1a0c06);border-color:rgba(201,162,39,.35)}
[data-theme="dark"] .cover-title{color:#fff}
[data-theme="dark"] .cover-sub{color:var(--gold2)}
[data-theme="dark"] .cover-src{color:rgba(255,255,255,.5)}

.intro-h2{font-size:1.3rem;font-weight:700;color:var(--reader-intro-h2);margin:0 0 12px;
  padding-bottom:8px;border-bottom:2px solid var(--reader-intro-h2-border)}
.ch-banner{text-align:center;background:linear-gradient(135deg,#f0e8d0,#e8ddc0);
  border:1px solid var(--rule);border-radius:14px;padding:20px 24px;margin-bottom:24px}
.ch-num{display:block;font-size:1.1rem;font-weight:700;color:#8a6d1b;letter-spacing:.08em}
.ch-sub{display:block;font-size:1.5rem;font-weight:700;color:#2a1a08;margin-top:4px;line-height:1.35}
[data-theme="dark"] .ch-banner{background:linear-gradient(135deg,#2a1a0a,#1e1208);border-color:rgba(201,162,39,.25)}
[data-theme="dark"] .ch-num{color:var(--gold)}
[data-theme="dark"] .ch-sub{color:#fff}
.sec-title{font-size:1.25em;font-weight:700;color:var(--reader-sec-title-color);
  margin:0 0 20px;padding:12px 0 12px 16px;
  border-left:4px solid var(--gold);line-height:1.5;background:var(--reader-sec-title-bg);border-radius:0 8px 8px 0}
.story-img{width:100%;height:auto;display:block;border-radius:12px;margin:20px 0 0;box-shadow:0 4px 20px rgba(0,0,0,.2)}
.img-cap{font-size:.82em;font-style:italic;color:var(--reader-img-cap);text-align:center;margin:6px 0 24px;padding:0 16px}
.story-p{font-size:1.05em;line-height:1.85;color:var(--reader-text);margin:0 0 14px;text-indent:2em;text-align:justify}
.verse{background:var(--reader-verse-bg);border-left:4px solid var(--gold);
  border-radius:0 12px 12px 0;padding:24px 28px 24px 32px;margin:24px 0;
  font-size:1.08em;font-weight:600;font-style:italic;color:var(--reader-verse-color);
  text-align:center;line-height:1.85;box-shadow:inset 0 1px 0 rgba(255,255,255,.1);
  position:relative}
.verse::before{content:'\201C';position:absolute;top:8px;left:12px;
  font-size:2.5em;color:var(--gold);opacity:.4;font-family:serif;line-height:1}
.verse::after{content:'\201D';position:absolute;bottom:2px;right:14px;
  font-size:2.5em;color:var(--gold);opacity:.4;font-family:serif;line-height:1}

/* Navbar */
.reader-navbar{display:flex;align-items:center;gap:12px;padding:12px 20px;
  background:var(--reader-navbar-bg);border-top:1px solid var(--reader-navbar-border);flex-shrink:0}
.nav-btn{background:rgba(201,162,39,.12);border:1px solid rgba(201,162,39,.35);
  color:#8a6d1b;font-family:'Sarabun',sans-serif;font-size:.9rem;
  padding:8px 20px;border-radius:8px;cursor:pointer;transition:all .2s;white-space:nowrap}
.nav-btn:hover:not(:disabled){background:rgba(201,162,39,.25);color:#5a4510}
.nav-btn:disabled{opacity:.3;cursor:default}
.page-indicator-bot{flex:1;text-align:center;font-size:.85rem;color:#8a6d1b;font-weight:600}
[data-theme="dark"] .nav-btn{color:var(--gold2)}
[data-theme="dark"] .nav-btn:hover:not(:disabled){color:#fff}
[data-theme="dark"] .page-indicator-bot{color:var(--gold)}

/* Loading */
.reader-loading{display:flex;align-items:center;justify-content:center;height:60vh;
  color:var(--reader-text-secondary);font-size:1.1rem;gap:10px}
.reader-loading::before{content:'';width:24px;height:24px;border:3px solid var(--gold);
  border-top-color:transparent;border-radius:50%;animation:spin .8s linear infinite}
@keyframes spin{to{transform:rotate(360deg)}}

/* Settings Panel */
.settings-overlay{display:none;position:fixed;inset:0;background:rgba(0,0,0,.4);z-index:9998}
.settings-overlay.show{display:block}
.settings-panel{position:fixed;top:0;right:-320px;width:300px;max-width:85vw;height:100vh;
  background:var(--bg-card);border-left:1px solid var(--border);z-index:9999;
  transition:right .3s ease;box-shadow:-4px 0 20px rgba(0,0,0,.15);overflow-y:auto}
.settings-panel.open{right:0}

/* Mobile */
@media(max-width:768px){
  .toc-sidebar{transform:translateX(-100%);box-shadow:4px 0 20px rgba(0,0,0,.5);transition:transform .3s ease}
  .toc-sidebar.open{transform:translateX(0)}
  .toc-toggle{display:block}
  .reader-wrap{margin-left:0}
  .story-p{font-size:1em}
  .sec-title{font-size:1.1em}
}