:root{color-scheme:light;--ink:#20251f;--paper:#fffdf5;--yellow:#f5dd3f;--line:#d7d9d0}*{box-sizing:border-box}body{margin:0;background:#e7eae1;color:var(--ink);font-family:"PingFang SC","Microsoft YaHei",system-ui,sans-serif}a{color:inherit;text-underline-offset:4px}button,input{font:inherit}button{color:var(--ink);cursor:pointer;border:1px solid #bfc3b6;border-radius:8px;background:var(--paper);padding:9px 13px;min-height:40px;font-size:13px}button:hover:not(:disabled){background:var(--yellow)}button:disabled{opacity:.4;cursor:default}button:focus-visible,a:focus-visible,input:focus-visible{outline:3px solid #3275b3;outline-offset:3px}.reader-header{max-width:1250px;display:flex;align-items:center;gap:24px;margin:auto;padding:25px 24px 22px}.reader-back{font-size:12px;white-space:nowrap}.reader-header>div{flex:1}.reader-header p{font-size:10px;letter-spacing:.04em;margin:0 0 7px;color:#62695b}.reader-header h1{font-size:23px;margin:0;letter-spacing:-.04em}.download{background:var(--ink);color:var(--yellow);padding:11px 14px;border-radius:7px;font-size:12px;text-decoration:none;white-space:nowrap}main{max-width:1250px;margin:auto}.toolbar{position:sticky;top:0;z-index:20;background:rgba(255,253,245,.96);backdrop-filter:blur(12px);border-top:1px solid var(--line);border-bottom:1px solid var(--line);display:flex;justify-content:space-between;gap:12px;padding:10px 24px}.page-controls,.view-controls,#page-form{display:flex;align-items:center;gap:7px}#page-form{margin:0}#page-number{width:53px;height:40px;border:1px solid #bfc3b6;border-radius:8px;background:white;text-align:center;color:var(--ink);padding:7px 4px;font-size:14px;appearance:textfield}#page-number::-webkit-inner-spin-button,#page-number::-webkit-outer-spin-button{-webkit-appearance:none;margin:0}#page-total{font-size:13px;white-space:nowrap;margin-right:2px;color:#62695b}.go-page{font-size:11px;padding:9px}.reader-hint{font-size:11px;line-height:1.7;color:#676f5d;padding:0 24px;margin:15px 0 3px}.reader-status{min-height:20px;margin:0 24px 10px;color:#5e6755;font-size:11px;line-height:1.7}.stage{overflow:auto;max-width:100%;padding:10px 24px 26px;min-height:50vh;overscroll-behavior-x:contain}.page-wrap{position:relative;margin:auto;background:white;box-shadow:0 2px 12px #252c1a20;min-height:200px;max-width:none;visibility:hidden}.page-wrap.ready{visibility:visible}canvas{display:block}.link-layer{position:absolute;inset:0;pointer-events:none}.pdf-link{position:absolute;display:block;pointer-events:auto;background:transparent;border:none;border-radius:0;padding:0;min-height:0;color:transparent;text-decoration:none;cursor:pointer}.pdf-link:hover,.pdf-link:focus-visible{background:#f5dd3f30!important;outline:2px solid #c7a928;outline-offset:0}.bottom-nav{display:flex;align-items:center;justify-content:space-between;gap:20px;margin:0 24px 30px}.bottom-nav span{font-size:12px;color:#62695b}.bottom-nav button{min-width:100px}.error-box{background:#fff2dc;border:1px solid #dbac67;padding:22px;margin:20px 24px;line-height:1.8;font-size:13px}.error-box[hidden]{display:none}.error-box a{margin-left:20px}.no-script{margin:24px}dialog{border:1px solid #aeb5a3;border-radius:15px;width:min(540px,calc(100% - 32px));max-height:80vh;padding:0;background:var(--paper);color:var(--ink);box-shadow:0 15px 50px #0003}dialog::backdrop{background:#131b1280}dialog header{position:sticky;top:0;display:flex;justify-content:space-between;align-items:center;background:var(--paper);border-bottom:1px solid var(--line);padding:15px 20px;z-index:2}dialog h2{font-size:22px;margin:0}#toc-close{border:none;font-size:24px;padding:0 10px;background:transparent}#toc-list{padding:12px 20px 22px}#toc-list ul{list-style:none;margin:0;padding:0}#toc-list ul ul{padding-left:18px}#toc-list button{display:block;width:100%;text-align:left;border:0;border-bottom:1px solid #e4e5dc;border-radius:0;background:transparent;font-size:13px;line-height:1.65;padding:13px 7px}#toc-list button:hover{background:#f9edaa}#toc-empty{padding:12px 20px;font-size:13px;line-height:1.8}.sr-only{position:absolute;width:1px;height:1px;padding:0;margin:-1px;overflow:hidden;clip:rect(0,0,0,0);white-space:nowrap;border:0}@media(max-width:600px){.reader-header{padding:18px 14px;gap:12px;flex-wrap:wrap}.reader-back{font-size:11px}.reader-header>div{order:3;flex-basis:100%;padding-top:5px}.reader-header h1{font-size:22px}.download{margin-left:auto;font-size:11px;padding:9px 12px}.toolbar{padding:8px 10px;gap:8px;flex-wrap:wrap}.page-controls{flex:1;justify-content:flex-start}.view-controls{margin-left:auto}.toolbar button{padding:8px 10px;min-height:39px}.go-page{display:none!important}.view-controls{gap:5px}#page-number{width:44px;height:39px}#page-total{font-size:11px}.reader-hint{font-size:10px;padding:0 14px;margin-top:10px}.reader-status{margin:0 14px 5px;font-size:10px}.stage{padding:8px 9px 20px;min-height:40vh}.bottom-nav{margin:0 12px 22px;gap:10px}.bottom-nav button{min-width:95px;font-size:12px}.bottom-nav span{font-size:10px}.error-box{margin:15px;padding:18px}}@media(prefers-reduced-motion:reduce){*{scroll-behavior:auto!important}}

.download-ready{background:#f5dd3f;padding:16px 20px;margin:15px 24px;display:flex;flex-wrap:wrap;gap:14px;justify-content:space-between;align-items:center;font-size:14px}.download-ready[hidden]{display:none}.download-ready a{background:#20251f;color:#fffdf5;padding:10px 14px;border-radius:7px;text-decoration:none;font-size:13px}

.loading-action{margin:0 24px 14px;font-size:11px}.loading-action[hidden],#error-download[hidden]{display:none}