:root{--bg:#fcf6e6;--text:#4a3c31;--subtext:#8a7b71;--nav-bg:#fcf6e6f2;--accent:#7b2d26;--border:#7b2d2626}[data-theme=dark]{--bg:#303440;--text:#e6dfd0;--subtext:#8391aa;--nav-bg:#303440f2;--accent:#8391aa;--border:#8391aa33}body{background-color:var(--bg);color:var(--text);margin:0;padding:0;font-family:Songti SC,STSong,serif;font-size:15px;line-height:1.75;transition:background .4s,color .4s}nav{background:var(--nav-bg);backdrop-filter:blur(10px);border-bottom:1px solid var(--border);color:var(--subtext);z-index:10;justify-content:space-between;align-items:center;padding:15px 20px;font-size:.85rem;display:flex;position:sticky;top:0}.nav-progress-track{cursor:pointer;background-color:#0000;align-items:center;width:100%;height:12px;display:flex;position:absolute;bottom:-6px;left:0}.nav-progress-bar{pointer-events:none;background-color:#0000;width:0%;height:2px;transition:opacity .3s;position:relative}.nav-progress-bar:after{content:"✦";color:var(--accent);text-shadow:0 1px 2px #0000001a;font-size:10px;line-height:1;position:absolute;top:50%;right:-6px;transform:translateY(-50%)}.back{color:var(--accent);letter-spacing:1px;font-weight:700;text-decoration:none}.jump-btn{color:var(--subtext);letter-spacing:1px;cursor:pointer;border:1px solid var(--border);border-radius:4px;padding:4px 8px;font-size:.75rem;transition:all .3s}.jump-btn:hover{color:var(--accent);border-color:var(--accent)}.theme-toggle{cursor:pointer;color:var(--accent);background:0 0;border:none;padding:0;font-size:1.2rem}.custom-dropdown{display:inline-block;position:relative}.dropdown-toggle{color:var(--text);opacity:.85;cursor:pointer;user-select:none;align-items:center;gap:8px;font-family:STKaiti,Kaiti SC,serif;font-size:1.05rem;font-weight:400;transition:all .3s;display:flex}.dropdown-toggle:hover{opacity:1;color:var(--accent)}.dropdown-arrow{color:var(--subtext);opacity:.6;font-size:.6rem;transition:transform .3s,color .3s}.custom-dropdown.open .dropdown-arrow{color:var(--accent);opacity:1;transform:rotate(180deg)}.dropdown-menu{background-color:var(--bg);border:1px solid var(--border);outline:1px solid var(--border);outline-offset:-4px;z-index:100;border-radius:2px;flex-direction:column;min-width:160px;max-height:60vh;padding:4px;display:none;position:absolute;top:130%;left:50%;overflow-y:auto;transform:translate(-50%);box-shadow:0 10px 30px #00000026}.custom-dropdown.open .dropdown-menu{display:flex}.dropdown-item{color:var(--text);text-align:center;cursor:pointer;white-space:nowrap;border-bottom:1px dashed var(--border);padding:12px 20px;font-family:STKaiti,Kaiti SC,serif;font-size:.9rem;transition:all .2s}.dropdown-item:last-child{border-bottom:none}.dropdown-item:hover,.dropdown-item.active{background-color:var(--nav-bg);color:var(--accent);letter-spacing:2px;font-weight:700}.reading-header{flex-wrap:wrap;justify-content:space-between;align-items:center;gap:15px;max-width:640px;margin:30px auto 0;padding:0 20px;display:flex}.legend{color:var(--subtext);letter-spacing:1px;align-items:center;gap:10px;font-size:.85rem;display:flex}.legend-divider{opacity:.3}.filter-buttons{gap:8px;display:flex}.filter-btn{border:1px solid var(--border);color:var(--subtext);cursor:pointer;background:0 0;border-radius:2px;padding:5px 15px;font-family:inherit;font-size:.75rem;transition:all .3s}.filter-btn:hover{border-color:var(--accent);color:var(--accent)}.filter-btn.active{background:var(--accent);color:#fff;border-color:var(--accent)}.reader{max-width:640px;margin:0 auto;padding:30px 20px 100px}.paragraph{margin-bottom:20px;padding:5px 0 5px 30px;position:relative}.paragraph p{text-align:justify;text-justify:inter-ideograph;letter-spacing:0;margin:0 0 17px}.paragraph p:last-child{margin-bottom:0}.char-a{background-image:linear-gradient(to bottom, var(--accent), transparent);background-position:0 0;background-repeat:no-repeat;background-size:2px 100%;margin-right:12%;font-family:-apple-system,BlinkMacSystemFont,PingFang SC,sans-serif;font-size:.95rem}.char-b{background-image:linear-gradient(to bottom, var(--accent), transparent);background-position:0 0;background-repeat:no-repeat;background-size:2px 100%;margin-left:12%;font-family:STKaiti,Kaiti SC,serif;font-size:.95rem}.char-a .icon,.char-b .icon{background:var(--bg);z-index:2;border-radius:50%;justify-content:center;align-items:center;width:28px;height:28px;font-size:1rem;display:flex;position:absolute;top:-10px;left:-10px;box-shadow:0 2px 8px #0000000d}#reader-container.filter-A .char-b,#reader-container.filter-B .char-a{display:none}.search-hit{color:inherit;cursor:pointer;background-color:#8391aa4d;border-radius:2px;padding:0 2px;transition:background-color .3s}.target-hit{border-radius:2px;padding:0 4px;background-color:var(--accent)!important;color:#fff!important;box-shadow:none!important;font-weight:700!important}[data-theme=dark] .target-hit{background-color:var(--accent)!important;color:#141416!important}.stats-divider{color:var(--accent);opacity:.6;justify-content:center;align-items:center;gap:15px;margin-top:60px;margin-bottom:30px;display:flex}.stats-divider .line{background-color:currentColor;width:50px;height:1px}.stats-divider .ornament{font-size:1.2rem;transform:translateY(-2px)}.stats-card{background-color:var(--nav-bg);backdrop-filter:blur(8px);border:1px solid var(--border);text-align:center;border-radius:8px;margin-top:0;padding:30px 20px;box-shadow:0 4px 15px #0000000d}.stats-title{color:var(--accent);letter-spacing:6px;margin-bottom:20px;font-family:Songti SC,STSong,serif;font-size:1.1rem;font-weight:700}.stats-dates{color:var(--subtext);letter-spacing:1px;margin-bottom:15px;font-size:.85rem}.stats-words{color:var(--text);justify-content:center;align-items:center;gap:15px;margin-bottom:10px;font-size:.9rem;display:flex}.stats-words .divider{opacity:.3}.stats-total{color:var(--accent);font-family:Times New Roman,serif;font-size:1.05rem;font-weight:700}