:root{--paper: #f6f2ea;--surface: #fffdf8;--surface-2: #efe9dd;--ink: #23201a;--ink-2: #4c463b;--muted: #6f6757;--line: #e4dccd;--line-strong: #d3c8b3;--accent: #a83e2b;--accent-deep: #86301f;--accent-soft: rgba(168, 62, 43, .1);--on-accent: #fdf7f3;--danger: #a8071a;--danger-bg: #fff1f0;--danger-line: #ffccc7;--shadow-1: 0 1px 2px rgba(35, 32, 26, .05);--shadow-2: 0 8px 24px rgba(35, 32, 26, .09);--shadow-cover: 0 10px 26px rgba(35, 32, 26, .18);--radius-s: 8px;--radius-m: 12px;--radius-l: 18px;--font-ui: -apple-system, BlinkMacSystemFont, "Segoe UI", "PingFang SC", "Hiragino Sans GB", "Microsoft YaHei", sans-serif;--font-serif: "Songti SC", "STSong", "Noto Serif CJK SC", "Source Han Serif SC", "Noto Serif SC", "SimSun", serif}@media(prefers-color-scheme:dark){:root{--paper: #131418;--surface: #1a1c21;--surface-2: #23262c;--ink: #e7e3d9;--ink-2: #b8b3a7;--muted: #88847a;--line: #2a2d34;--line-strong: #3a3f48;--accent: #d0795e;--accent-deep: #e08f74;--accent-soft: rgba(208, 121, 94, .14);--on-accent: #17120f;--danger: #ff9b9b;--danger-bg: rgba(168, 7, 26, .16);--danger-line: rgba(255, 155, 155, .32);--shadow-1: 0 1px 2px rgba(0, 0, 0, .4);--shadow-2: 0 8px 24px rgba(0, 0, 0, .45);--shadow-cover: 0 10px 26px rgba(0, 0, 0, .55)}}*{box-sizing:border-box}html,body{margin:0;padding:0;background:var(--paper);background-image:linear-gradient(180deg,var(--accent-soft),transparent 260px);color:var(--ink);font-family:var(--font-ui);-webkit-font-smoothing:antialiased;-webkit-text-size-adjust:100%}button,input{font-family:inherit}a{color:var(--accent);text-decoration:none}::selection{background:var(--accent-soft);color:var(--accent-deep)}.site-shell{display:flex;min-height:100dvh;flex-direction:column}.site-head{position:sticky;top:0;z-index:10;display:flex;align-items:center;justify-content:space-between;gap:12px;padding:10px 16px;padding-top:calc(10px + env(safe-area-inset-top));background:var(--head-bg);border-bottom:1px solid var(--line);backdrop-filter:saturate(180%) blur(10px);--head-bg: rgba(246, 242, 234, .86)}@media(prefers-color-scheme:dark){.site-head{--head-bg: rgba(19, 20, 24, .82)}}.site-brand{display:inline-flex;align-items:center;gap:8px;color:var(--ink);font-family:var(--font-serif);font-size:18px;font-weight:600;letter-spacing:.06em}.site-mark{flex:0 0 auto;width:24px;height:24px;border-radius:5px;background:var(--accent);color:var(--on-accent);font-family:var(--font-serif);font-size:14px;line-height:24px;text-align:center;box-shadow:0 1px 3px #a83e2b59}.site-head-link{min-width:44px;min-height:44px;display:inline-flex;align-items:center;justify-content:center;padding:0 12px;color:var(--ink-2);font-size:14px;background:none;border:1px solid var(--line);border-radius:999px;cursor:pointer;transition:color .16s ease,border-color .16s ease}@media(hover:hover){.site-head-link:hover{color:var(--accent);border-color:var(--accent)}}.site-main{flex:1 1;width:100%;max-width:1080px;margin:0 auto;padding:20px 16px 8px}.site-main-flush{max-width:none;padding:0}.site-foot{padding:24px 16px calc(24px + env(safe-area-inset-bottom));color:var(--muted);font-size:12px;letter-spacing:.04em;text-align:center}.site-foot-rule{width:40px;height:1px;margin:0 auto 12px;background:var(--line-strong)}.page-head{margin:4px 0 18px}.page-title{margin:0;font-family:var(--font-serif);font-size:26px;font-weight:600;line-height:1.3;letter-spacing:.02em}.page-sub{margin:6px 0 0;color:var(--muted);font-size:13px}.section-title{display:flex;align-items:baseline;gap:8px;margin:28px 0 10px;font-family:var(--font-serif);font-size:17px;font-weight:600;letter-spacing:.04em}.section-title:before{content:"";flex:0 0 3px;width:3px;height:14px;border-radius:2px;background:var(--accent)}.section-title-note{color:var(--muted);font-family:var(--font-ui);font-size:12px;font-weight:400}.filter-row{display:flex;gap:8px;margin-bottom:12px;align-items:center}.filter-input{flex:1 1;min-width:0;min-height:44px;padding:0 14px;font-size:15px;color:var(--ink);background:var(--surface);border:1px solid var(--line);border-radius:999px;box-shadow:var(--shadow-1);transition:border-color .16s ease,box-shadow .16s ease}.filter-input::placeholder{color:var(--muted)}.filter-input:focus,.field-input:focus{outline:none;border-color:var(--accent);box-shadow:0 0 0 3px var(--accent-soft)}.filter-search{flex:0 0 auto;min-width:64px;min-height:44px;padding:0 16px;font-size:14px;color:var(--ink);background:var(--surface);border:1px solid var(--line-strong);border-radius:999px;cursor:pointer}@media(hover:hover){.filter-search:hover{color:var(--accent);border-color:var(--accent)}}.filter-chips{display:flex;flex-wrap:nowrap;gap:8px;margin:0 -16px 20px;padding:0 16px 4px;overflow-x:auto;scrollbar-width:none;-webkit-overflow-scrolling:touch;-webkit-mask-image:linear-gradient(90deg,transparent,#000 16px,#000 calc(100% - 24px),transparent);mask-image:linear-gradient(90deg,transparent,#000 16px,#000 calc(100% - 24px),transparent)}.filter-chips::-webkit-scrollbar{display:none}@media(min-width:768px){.filter-chips{flex-wrap:wrap;margin:0 0 22px;padding:0 0 4px;overflow:visible;mask-image:none;-webkit-mask-image:none}}.filter-chip{flex:0 0 auto;min-height:34px;padding:0 14px;font-size:13px;color:var(--ink-2);white-space:nowrap;background:var(--surface);border:1px solid var(--line);border-radius:999px;cursor:pointer;transition:color .16s ease,background .16s ease,border-color .16s ease}@media(hover:hover){.filter-chip:hover{border-color:var(--line-strong)}}.filter-chip-on{color:var(--on-accent);background:var(--accent);border-color:var(--accent);box-shadow:0 2px 8px #a83e2b40}.filter-chip-on:hover{border-color:var(--accent)}.btn-primary{min-height:46px;display:inline-flex;align-items:center;justify-content:center;gap:6px;padding:0 22px;font-size:15px;font-weight:500;letter-spacing:.04em;color:var(--on-accent);background:var(--accent);border:0;border-radius:999px;box-shadow:0 6px 16px #a83e2b38;cursor:pointer;transition:transform .16s ease,box-shadow .16s ease,background .16s ease}.btn-primary:active{transform:translateY(1px);box-shadow:0 2px 8px #a83e2b38}@media(hover:hover){.btn-primary:hover{background:var(--accent-deep);box-shadow:0 8px 20px #a83e2b47}}.btn-primary:disabled{opacity:.55;cursor:progress;box-shadow:none}.btn-ghost{min-height:46px;display:inline-flex;align-items:center;justify-content:center;gap:6px;padding:0 18px;font-size:14px;color:var(--ink-2);background:var(--surface);border:1px solid var(--line-strong);border-radius:999px;cursor:pointer;transition:color .16s ease,border-color .16s ease}@media(hover:hover){.btn-ghost:hover{color:var(--accent);border-color:var(--accent)}}.btn-ghost:disabled{opacity:.45;cursor:not-allowed}:where(.filter-input,.field-input,.btn-primary,.btn-ghost,.filter-chip,.reader-btn,.site-head-link,.toc-link,.book-card):focus-visible{outline:2px solid var(--accent);outline-offset:2px}.cover-ph{position:relative;display:flex;width:100%;height:100%;align-items:center;justify-content:center;overflow:hidden;padding:10px;color:#f7f1e8}.cover-ph-frame{position:absolute;top:8px;right:8px;bottom:8px;left:8px;border:1px solid rgba(247,241,232,.28);border-radius:3px;pointer-events:none}.cover-ph-title{font-family:var(--font-serif);font-weight:600;line-height:1.5;letter-spacing:.14em;writing-mode:vertical-rl;max-height:100%;overflow:hidden;text-overflow:ellipsis;text-shadow:0 1px 6px rgba(0,0,0,.28)}.cover-ph-author{position:absolute;right:12px;bottom:10px;left:12px;font-size:10px;letter-spacing:.12em;text-align:center;opacity:.72;overflow:hidden;white-space:nowrap;text-overflow:ellipsis}.shelf-grid{display:grid;grid-template-columns:repeat(2,minmax(0,1fr));gap:16px 12px}@media(min-width:768px){.shelf-grid{grid-template-columns:repeat(4,minmax(0,1fr));gap:22px 18px}}@media(min-width:1080px){.shelf-grid{grid-template-columns:repeat(5,minmax(0,1fr))}}.book-card{display:block;color:inherit;text-decoration:none;border-radius:var(--radius-m);transition:transform .18s ease}@media(hover:hover){.book-card:hover{transform:translateY(-3px)}.book-card:hover .book-card-cover{box-shadow:var(--shadow-2)}.book-card:hover .book-card-title{color:var(--accent)}}.book-card-cover{position:relative;width:100%;aspect-ratio:3 / 4;overflow:hidden;border-radius:var(--radius-m);background:var(--surface-2);box-shadow:var(--shadow-1);transition:box-shadow .18s ease}.book-card-cover img{width:100%;height:100%;display:block;object-fit:cover}.book-card-badge{position:absolute;top:8px;left:8px;padding:2px 7px;font-size:10px;letter-spacing:.08em;color:#fdf7f3;background:#23201a6b;border-radius:999px;backdrop-filter:blur(4px)}.book-card-badge-done{background:#a83e2bd1}.book-card-body{padding:10px 2px 0}.book-card-title{margin:0;font-family:var(--font-serif);font-size:15px;font-weight:600;line-height:1.45;display:-webkit-box;-webkit-box-orient:vertical;-webkit-line-clamp:2;overflow:hidden}.book-card-meta{margin:4px 0 0;color:var(--muted);font-size:12px;overflow:hidden;white-space:nowrap;text-overflow:ellipsis}.progress-thin{height:2px;margin-top:8px;overflow:hidden;background:var(--line);border-radius:2px}.progress-thin-fill{display:block;height:100%;background:var(--accent);border-radius:2px}.shelf-more{display:flex;justify-content:center;margin:24px 0 4px}.state-card{display:flex;flex-direction:column;align-items:center;gap:6px;padding:40px 20px;color:var(--muted);text-align:center}.state-card svg{margin-bottom:6px;color:var(--line-strong)}.state-title{font-family:var(--font-serif);font-size:16px;color:var(--ink-2)}.state-hint{max-width:30em;font-size:13px;line-height:1.7}.sk{position:relative;overflow:hidden;background:var(--surface-2);border-radius:var(--radius-s)}.sk:after{content:"";position:absolute;top:0;right:0;bottom:0;left:0;background:linear-gradient(90deg,transparent,rgba(255,255,255,.45),transparent);transform:translate(-100%);animation:sk-sweep 1.4s ease-in-out infinite}.sk-cover{border-radius:var(--radius-m);aspect-ratio:3 / 4}.sk-line{height:12px;margin-top:10px}.sk-line-sm{width:55%}@keyframes sk-sweep{to{transform:translate(100%)}}@media(prefers-reduced-motion:reduce){.sk:after{animation:none}.book-card,.btn-primary,.reader{transition:none}}.book-hero{display:grid;grid-template-columns:104px minmax(0,1fr);gap:18px;margin-bottom:18px;align-items:start}@media(min-width:768px){.book-hero{grid-template-columns:168px minmax(0,1fr);gap:28px}}.book-hero-cover{width:100%;aspect-ratio:3 / 4;overflow:hidden;border-radius:var(--radius-m);background:var(--surface-2);box-shadow:var(--shadow-cover)}.book-hero-cover img{width:100%;height:100%;display:block;object-fit:cover}.book-hero-info{min-width:0}.book-hero-title{margin:0;font-family:var(--font-serif);font-size:24px;font-weight:600;line-height:1.35;letter-spacing:.02em}@media(min-width:768px){.book-hero-title{font-size:30px}}.chip-row{display:flex;flex-wrap:wrap;align-items:center;gap:6px;margin:10px 0 0;color:var(--muted);font-size:12px}.chip{padding:2px 9px;color:var(--ink-2);background:var(--surface);border:1px solid var(--line);border-radius:999px}.chip-accent{color:var(--accent);background:var(--accent-soft);border-color:transparent}.chip-sep{color:var(--line-strong)}.book-cta{display:flex;flex-wrap:wrap;gap:10px;margin-top:18px}.book-resume-note{margin:12px 0 0;font-size:12px;color:var(--muted)}.book-desc{margin:0;padding:16px 18px;font-size:14px;line-height:1.85;color:var(--ink-2);background:var(--surface);border:1px solid var(--line);border-radius:var(--radius-m);box-shadow:var(--shadow-1);white-space:pre-wrap}.toc-card{padding:2px 16px;background:var(--surface);border:1px solid var(--line);border-radius:var(--radius-l);box-shadow:var(--shadow-1)}.toc-list{margin:0;padding:0;list-style:none}.toc-item+.toc-item .toc-link{border-top:1px solid var(--line)}.toc-link{min-height:52px;display:flex;align-items:center;gap:12px;padding:8px 4px;color:var(--ink);font-size:15px;border-left:2px solid transparent;transition:color .16s ease,background .16s ease}@media(hover:hover){.toc-link:hover{color:var(--accent);background:var(--accent-soft)}}.toc-link-on{border-left-color:var(--accent);padding-left:10px}.toc-link-on .toc-name{color:var(--accent);font-weight:600}.toc-index{flex:0 0 auto;min-width:2ch;color:var(--muted);font-size:12px;font-feature-settings:"tnum";font-variant-numeric:tabular-nums}.toc-name{flex:1 1;min-width:0;overflow:hidden;white-space:nowrap;text-overflow:ellipsis}.toc-words{flex:0 0 auto;color:var(--muted);font-size:12px;font-feature-settings:"tnum";font-variant-numeric:tabular-nums}.char-grid{display:grid;grid-template-columns:repeat(2,minmax(0,1fr));gap:12px;margin:0;padding:0;list-style:none}@media(min-width:768px){.char-grid{grid-template-columns:repeat(3,minmax(0,1fr))}}.char-card{display:flex;gap:10px;padding:14px;background:var(--surface);border:1px solid var(--line);border-radius:var(--radius-m);box-shadow:var(--shadow-1)}.char-mono{flex:0 0 34px;width:34px;height:34px;border-radius:50%;background:var(--accent-soft);color:var(--accent);font-family:var(--font-serif);font-size:16px;line-height:34px;text-align:center}.char-meta{min-width:0}.char-name{display:block;font-family:var(--font-serif);font-size:15px;font-weight:600}.char-desc{display:block;margin-top:3px;color:var(--muted);font-size:12.5px;line-height:1.65}.reader{--r-bg: #fbf8f1;--r-ink: #2a2620;--r-muted: #756a5a;--r-line: #e6dfd0;--r-bar: rgba(251, 248, 241, .92);--r-accent: #a83e2b;--r-on-accent: #fdf7f3;min-height:100dvh;background:var(--r-bg);color:var(--r-ink);padding-bottom:calc(132px + env(safe-area-inset-bottom));transition:background-color .24s ease,color .24s ease}.reader[data-reader-theme=sepia]{--r-bg: #f0e5ce;--r-ink: #463a26;--r-muted: #6f6045;--r-line: #d9c9a8;--r-bar: rgba(240, 229, 206, .92);--r-accent: #8f3322}.reader[data-reader-theme=dark]{--r-bg: #17191d;--r-ink: #c6cabf;--r-muted: #8a9082;--r-line: #2d3138;--r-bar: rgba(23, 25, 29, .92);--r-accent: #c47a5f;--r-on-accent: #17120f}@media(min-width:480px){.reader{padding-bottom:calc(64px + env(safe-area-inset-bottom))}}.reader-topline{position:fixed;top:0;right:0;left:0;z-index:21;height:2px;background:transparent;pointer-events:none}.reader-topline-fill{display:block;width:0;height:100%;background:var(--r-accent);opacity:.7}.reader-inner{width:100%;max-width:34em;margin:0 auto;padding:28px 20px 8px}.reader-kicker{margin:0 0 8px;color:var(--r-muted);font-size:.78em;letter-spacing:.24em}.reader-title{margin:0;font-family:var(--font-serif);font-size:1.5em;font-weight:600;line-height:1.4;letter-spacing:.02em}.reader-rule{width:44px;height:1px;margin:22px 0 30px;background:var(--r-accent);opacity:.55}.reader-body p{margin:0 0 1.15em;font-family:var(--font-serif);text-align:justify;text-indent:2em;letter-spacing:.02em;overflow-wrap:anywhere}.reader-end{margin:40px 0 8px;color:var(--r-muted);font-family:var(--font-serif);font-size:.85em;letter-spacing:.5em;text-align:center}.reader-next{display:flex;justify-content:center;gap:10px;margin:22px 0 8px}.reader-bar{position:fixed;right:0;bottom:0;left:0;z-index:20;display:flex;flex-wrap:wrap;align-items:center;justify-content:space-between;gap:8px;padding:8px 12px calc(8px + env(safe-area-inset-bottom));background:var(--r-bar);border-top:1px solid var(--r-line);backdrop-filter:saturate(180%) blur(10px)}.reader-group{display:flex;align-items:center;gap:6px}.reader-btn{min-width:46px;min-height:44px;display:inline-flex;align-items:center;justify-content:center;padding:0 12px;font-size:13.5px;color:inherit;background:transparent;border:1px solid var(--r-line);border-radius:999px;cursor:pointer;transition:border-color .16s ease,color .16s ease}@media(hover:hover){.reader-btn:hover{border-color:var(--r-accent);color:var(--r-accent)}}.reader-btn:disabled{opacity:.4;cursor:not-allowed}.reader-btn-on{color:var(--r-accent);border-color:var(--r-accent)}.reader .btn-ghost{color:var(--r-ink);background:transparent;border-color:var(--r-line)}.reader .btn-primary{color:var(--r-on-accent);background:var(--r-accent);box-shadow:none}.reader .sk{background:var(--r-line)}.reader .state-card{color:var(--r-muted)}.reader .state-card svg{color:var(--r-line)}.reader .state-title{color:var(--r-ink)}.login-card{width:100%;max-width:420px;margin:24px auto;padding:26px 22px calc(26px + env(safe-area-inset-bottom));background:var(--surface);border:1px solid var(--line);border-radius:var(--radius-l);box-shadow:var(--shadow-2)}.login-head{display:flex;align-items:center;gap:10px;margin-bottom:6px}.login-title{margin:0;font-family:var(--font-serif);font-size:20px;font-weight:600}.login-form{display:flex;flex-direction:column;gap:16px;margin-top:20px}.field{display:flex;flex-direction:column;gap:7px}.field-label{font-size:12px;letter-spacing:.12em;color:var(--muted)}.field-input{min-height:46px;padding:0 14px;font-size:16px;color:var(--ink);background:var(--paper);border:1px solid var(--line-strong);border-radius:var(--radius-m)}.form-note{margin:0;color:var(--muted);font-size:12.5px;line-height:1.7}.form-error{margin:0;padding:10px 12px;font-size:13.5px;color:var(--danger);background:var(--danger-bg);border:1px solid var(--danger-line);border-radius:var(--radius-s)}.not-found{padding:40px 0 24px;text-align:center}.not-found-code{margin:0;font-family:var(--font-serif);font-size:56px;font-weight:600;letter-spacing:.08em;color:var(--line-strong)}