:root{--reader-bg:#f5f1e6;--reader-color:#111;--reader-font:Arial;--reader-size:18px;--reader-line:170%}body.reading-page{background:var(--reader-bg)!important;color:var(--reader-color)!important;font-family:var(--reader-font);font-size:var(--reader-size);line-height:var(--reader-line);transition:none}.reading-tools{position:fixed;right:20px;bottom:80px;z-index:9999}#openSettings{width:44px;height:44px;display:flex;align-items:center;justify-content:center;border-radius:50%;border:none;font-size:18px;background:rgb(255 255 255 / .95);backdrop-filter:blur(6px);cursor:pointer;box-shadow:0 4px 12px rgb(0 0 0 / .15);transition:all 0.2s ease}#openSettings:hover{transform:translateY(-2px);box-shadow:0 8px 18px rgb(0 0 0 / .2)}#openSettings:active{transform:scale(.95)}#readingOverlay{position:fixed;inset:0;background:rgb(0 0 0 / .45);display:none;z-index:9998}.reading-sidebar{position:fixed;top:0;right:-340px;width:320px;height:100%;background:#fff;z-index:9999;padding:16px;box-shadow:-4px 0 20px rgb(0 0 0 / .1);transition:right 0.3s ease}.reading-sidebar.active{right:0}.sidebar-header{display:flex;justify-content:space-between;align-items:center;font-weight:600;font-size:16px;margin-bottom:16px}#closeSettings{border:none;background:none;font-size:20px;cursor:pointer}.setting-group{margin-bottom:18px}.setting-group label{display:block;font-size:14px;margin-bottom:6px;font-weight:500}.color-list{display:flex;flex-wrap:wrap;gap:8px}.color-list span{width:26px;height:26px;border-radius:50%;cursor:pointer;border:2px solid #fff0;transition:0.2s}.color-list span:hover{transform:scale(1.1)}.color-list span.active{border-color:#ff4d4f}input[type="range"]{width:100%;height:6px;cursor:pointer;appearance:none;-webkit-appearance:none;background:#d1d5db;border-radius:999px}input[type="range"]::-webkit-slider-thumb{-webkit-appearance:none;width:18px;height:18px;border-radius:50%;background:#1890ff;border:2px solid #fff;box-shadow:0 1px 4px rgb(0 0 0 / .3)}input[type="range"]::-moz-range-thumb{width:18px;height:18px;border-radius:50%;border:none;background:#1890ff}select{width:100%;padding:6px;border-radius:6px;border:1px solid #ddd}.setting-actions{display:flex;gap:10px}.setting-actions button{flex:1;padding:8px;border-radius:6px;border:none;cursor:pointer;font-weight:500}#saveSettings{background:#1890ff;color:#fff}#resetSettings{background:#f5f5f5}.chapter-content{font-size:var(--reader-size)!important;line-height:var(--reader-line)!important;font-family:var(--reader-font)!important;color:var(--reader-color)!important;transition:none}.reader-wrapper{background:var(--reader-bg)!important;color:var(--reader-color)!important;transition:background .2s ease,color .2s ease}