/* Editorial greeting. 12-column canvas: 12 tracks + 11 × 16px = full width.
   Home spans 8/4, four 3-column facts, then 9/3 and 6/6.
   Existing subject palette and Chinese system fonts retained intentionally. */
:root{--desk-ground:#f2f1ec;--desk-sheet:#fcfbf7;--desk-panel:#eeece5;--desk-ink:#292e29;--desk-muted:#62645c;--desk-rule:#dfdfd7;--desk-accent:#a0272b;--desk-select:#e7e7df;--desk-gutter:16px;--desk-serif:"Songti SC","SimSun","STSong",serif;--desk-sans:"Microsoft YaHei","PingFang SC",sans-serif;--ink:var(--desk-ink);--muted:var(--desk-muted);--paper:var(--desk-ground);--red:var(--desk-accent);--line:var(--desk-rule)}
body.taste-edition{background:var(--desk-ground);color:var(--desk-ink);font-family:var(--desk-sans);font-size:15px;background-image:none}
.taste-edition *{text-shadow:none!important;box-shadow:none!important;letter-spacing:normal}
.taste-edition .rail{width:220px;padding:32px 20px 24px;background:var(--desk-ground);border:0}
.taste-edition .brand{color:var(--desk-ink);font:24px var(--desk-serif);margin:0 0 52px;gap:12px}
.taste-edition .brand small{font:12px var(--desk-sans);color:var(--desk-muted);margin-top:6px}
.taste-edition .brand-seal{font:17px var(--desk-serif);width:36px;height:43px;background:none;color:var(--desk-accent);border:2px solid currentColor;outline:0}
.taste-edition .rail-label{font-size:12px;color:var(--desk-muted);border:0;padding:0;margin:0 10px 14px}
.taste-edition .rail-label span{display:none}
.taste-edition .primary-nav{gap:8px}
.taste-edition .primary-nav a{min-height:44px;padding:12px;color:var(--desk-muted);font-size:14px;border:0;border-radius:5px}
.taste-edition .primary-nav a.active{color:var(--desk-ink);background:var(--desk-select);border:0}
.taste-edition .primary-nav a.active:after{display:none}
.taste-edition .primary-nav a:hover{background:var(--desk-select);color:var(--desk-ink)}
.taste-edition .primary-nav b{font:12px var(--desk-sans);background:none;color:var(--desk-muted);padding:0;font-variant-numeric:tabular-nums}
.taste-edition .nav-icon{font-size:18px;color:inherit}
.taste-edition .rail-bottom{border-color:var(--desk-rule);color:var(--desk-ink);font-size:13px}
.taste-edition .rail-bottom small{color:var(--desk-muted);font-size:12px}
.taste-edition .rail-settings{font-size:12px;color:var(--desk-muted);min-height:44px}
.taste-edition .workspace{margin-left:220px;background:var(--desk-sheet);min-height:100dvh;margin-right:8px}
.taste-edition .topbar{height:60px;padding:0 32px;background:var(--desk-ground);border:0;color:var(--desk-muted);backdrop-filter:none} /* taste-skill-ignore: explicitly removes inherited blur */
.taste-edition #breadcrumb{font:13px var(--desk-sans)}
.taste-edition #save-status{font-size:12px;color:var(--desk-muted)}
.taste-edition #save-status:before{background:var(--desk-muted)}
.taste-edition .teacher-button{font-size:13px;color:var(--desk-ink);border:0;min-height:44px;padding:8px 0 8px 16px}
.taste-edition #main{max-width:1164px;padding:32px;margin:auto;outline:none}
.taste-edition .site-footer{max-width:1164px;padding:24px 32px 32px;margin:auto;color:var(--desk-muted);gap:16px}
.taste-edition .site-footer span{font-size:12px;color:inherit}
.taste-edition .button{border-radius:4px;min-height:44px;font-size:14px;padding:11px 20px;transition:transform .2s,background-color .2s}
.taste-edition .button.primary{background:var(--desk-accent);color:var(--desk-sheet);border:0}
.taste-edition .button.primary:hover{background:#842126;transform:translateY(-1px)}
.taste-edition .button.secondary{background:var(--desk-panel);color:var(--desk-ink);border:1px solid var(--desk-rule)}
.taste-edition a:focus-visible,.taste-edition button:focus-visible,.taste-edition input:focus-visible,.taste-edition textarea:focus-visible{outline:2px solid var(--desk-accent);outline-offset:4px}
.desk-heading{display:flex;align-items:center;justify-content:space-between;gap:24px;margin-bottom:28px}
.desk-heading h1{font:500 48px/1.25 var(--desk-serif);margin:0;color:var(--desk-ink)}
.desk-heading p{font-size:14px;line-height:1.6;color:var(--desk-muted);margin:12px 0 0}
.desk-heading .button span{margin-left:20px}
.desk-letter{display:grid;grid-template-columns:repeat(12,minmax(0,1fr));gap:var(--desk-gutter);background:var(--desk-panel)}
.desk-letter-copy{grid-column:span 8;padding:28px 32px;align-self:center}
.desk-letter h2{font:400 28px/1.4 var(--desk-serif);margin:0 0 16px;color:var(--desk-ink)}
.desk-letter p{font-size:15px;line-height:1.85;color:var(--desk-ink);margin:0 0 16px}
.desk-letter p.desk-invitation{font:400 22px/1.65 var(--desk-serif);margin-bottom:16px}
.desk-text-button{appearance:none;background:none;border:0;padding:4px 0;color:var(--desk-accent);font:14px/1.6 var(--desk-sans);min-height:44px;cursor:pointer}
.desk-text-button span{margin-left:24px;display:inline-block;transition:transform .2s}
.desk-text-button:hover span{transform:translate(3px,-3px)}
.desk-landscape{grid-column:span 4;position:relative;margin:0;overflow:hidden;min-height:280px;background:#e1dfd5}
.desk-landscape img{width:100%;height:100%;position:absolute;object-fit:cover;object-position:91% center}
.desk-landscape figcaption{position:absolute;top:16px;left:16px;right:16px;font:13px/1.6 var(--desk-serif);color:var(--desk-ink)}
.desk-facts{display:grid;grid-template-columns:repeat(4,minmax(0,1fr));gap:16px;margin:24px 0 32px}
.desk-facts div{padding:0 16px 0 0}
.desk-facts dt{font-size:12px;color:var(--desk-muted);margin-bottom:9px}
.desk-facts dd{font-size:22px;line-height:1.4;color:var(--desk-ink);margin:0;font-weight:400;font-variant-numeric:tabular-nums}
.desk-facts b{font-weight:400}
.desk-facts dd span{display:block;margin-top:5px;font-size:12px;color:var(--desk-muted)}
.desk-workspace{display:grid;grid-template-columns:repeat(12,minmax(0,1fr));gap:16px;align-items:start}
.desk-chapters{grid-column:span 9}
.desk-section-head{display:flex;align-items:center;justify-content:space-between;margin:0 0 16px;gap:16px}
.desk-section-head h2{margin:0;font:400 26px/1.4 var(--desk-serif);color:var(--desk-ink)}
.desk-section-head a{font-size:13px;color:var(--desk-muted);min-height:44px;display:flex;align-items:center;gap:12px}
.desk-chapter-list{display:grid;gap:8px}
.desk-chapter{display:grid;grid-template-columns:112px minmax(0,1fr) 78px;gap:16px;padding:20px;background:var(--desk-panel);color:var(--desk-ink);text-decoration:none;border-radius:4px;transition:background-color .2s}
.desk-chapter:hover{background:var(--desk-select)}
.desk-chapter-date{font-size:14px;line-height:1.6;font-variant-numeric:tabular-nums;color:var(--desk-ink)}
.desk-chapter-date span{display:block;font-size:12px;color:var(--desk-muted);margin-top:5px}
.desk-chapter h3{font:400 23px/1.4 var(--desk-serif);margin:0 0 6px;color:var(--desk-ink)}
.desk-chapter p{font-size:13px;line-height:1.7;color:var(--desk-muted);margin:0}
.desk-task-names{display:flex;flex-wrap:wrap;gap:4px 14px;margin-top:10px}
.desk-task-names span{font-size:12px;color:var(--desk-muted);line-height:1.6}
.desk-chapter-state{display:flex;align-items:flex-end;flex-direction:column;justify-content:space-between;color:var(--desk-muted);font-size:12px;font-variant-numeric:tabular-nums;white-space:nowrap}
.desk-chapter-state b{font-size:22px;font-weight:400;color:var(--desk-ink)}
.desk-next{grid-column:span 3;background:var(--desk-panel);padding:20px;border-radius:4px;margin-top:53px}
.desk-next h2{margin:0 0 16px;font-size:14px;font-weight:500;color:var(--desk-muted)}
.desk-next p.desk-next-title{font:400 22px/1.5 var(--desk-serif);margin:0 0 16px;color:var(--desk-ink);text-wrap:balance}
.desk-next p{font-size:14px;line-height:1.85;margin:0;color:var(--desk-muted)}
.desk-next-link{display:flex;align-items:center;justify-content:space-between;gap:10px;font-size:14px;min-height:44px;margin-top:16px;color:var(--desk-ink)}
.desk-next-foot{margin-top:28px}
.desk-next-foot>span{font-size:12px;color:var(--desk-muted)}
.desk-next-foot p{font-size:12px;line-height:1.8;margin-top:6px}
.desk-ending{display:grid;grid-template-columns:1fr 1fr;gap:16px;margin-top:32px}
.desk-ending a{position:relative;padding:20px 48px 20px 20px;background:var(--desk-panel);border-radius:4px;color:var(--desk-ink)}
.desk-ending h2{font:400 23px/1.5 var(--desk-serif);margin:0 0 8px}
.desk-ending p{font-size:13px;color:var(--desk-muted);line-height:1.7;margin:0}
.desk-ending a>span{position:absolute;right:20px;top:22px;font-size:22px}
/* The reading views keep their existing structure and original source identity. */
.taste-edition .page-heading h1,.taste-edition .task-header h1{font-size:32px;line-height:1.5;color:var(--desk-ink)}
.taste-edition .page-heading .lead{font-size:15px;line-height:1.8;color:var(--desk-muted)}
.taste-edition .eyebrow,.taste-edition .small-label{font-size:12px;letter-spacing:normal;color:var(--desk-muted)} /* taste-skill-ignore: existing task IDs and source identity, allowed app meta */
.taste-edition .filter-tabs a{font-size:14px;color:var(--desk-muted);border-radius:4px;min-height:44px;display:inline-flex;align-items:center}
.taste-edition .filter-tabs a.active{color:var(--desk-ink);background:var(--desk-select)}
.taste-edition .archive-list,.taste-edition .task-block,.taste-edition .evidence-card,.taste-edition .source-card,.taste-edition .investigator-card,.taste-edition .journal-stats,.taste-edition .journal-detail,.taste-edition .letter-editor,.taste-edition .source-intro{background:var(--desk-sheet);border-color:var(--desk-rule);border-radius:4px}
.taste-edition .archive-row:hover{background:var(--desk-panel)}
.taste-edition .archive-row h3{font-size:22px;color:var(--desk-ink)}
.taste-edition .archive-row p,.taste-edition .archive-row small{color:var(--desk-muted);font-size:13px}
.taste-edition .archive-number{color:var(--desk-muted)}
.taste-edition .archive-act-head h2,.taste-edition .source-card h2{color:var(--desk-ink);font-size:25px}
.taste-edition .source-card p{font-size:15px;line-height:1.8;color:var(--desk-ink)}
.taste-edition .source-card h2,.taste-edition .evidence-card h3,.taste-edition .task-header h1{text-wrap:balance}
.taste-edition .source-card .source-org,.taste-edition .source-id,.taste-edition .date-label{font-size:12px;color:var(--desk-muted)}
.taste-edition .source-card a,.taste-edition .source-link,.taste-edition .plain-link{font-size:13px;color:var(--desk-accent)}
.taste-edition .source-intro strong{font-size:22px;color:var(--desk-ink)}
.taste-edition .task-letter,.taste-edition .doubt-card,.taste-edition .task-sidebar .info-note,.taste-edition .final-letter,.taste-edition .authenticity,.taste-edition .info-note{background:var(--desk-panel);background-image:none;color:var(--desk-ink);border:0;border-radius:4px}
.taste-edition .task-letter:after,.taste-edition .final-letter:before,.taste-edition .final-letter:after{display:none}
.taste-edition .task-letter p,.taste-edition .final-letter p{font-size:17px;line-height:1.9;color:var(--desk-ink)}
.taste-edition .task-question{font-size:17px;color:var(--desk-muted)}
.taste-edition .block-heading h2,.taste-edition .evidence-card h3{font-size:25px;color:var(--desk-ink)}
.taste-edition .block-help,.taste-edition .note-hint,.taste-edition .privacy-note{color:var(--desk-muted)!important;font-size:13px;line-height:1.8}
.taste-edition .evidence-text{font-size:18px;line-height:2;color:var(--desk-ink)}
.taste-edition .evidence-note{background:var(--desk-panel);border-color:var(--desk-rule)}
.taste-edition .evidence-note label,.taste-edition .reflection-prompt{color:var(--desk-ink);font-size:15px;line-height:1.8}
.taste-edition textarea,.taste-edition input[type=text]{background:var(--desk-sheet);background-image:none;color:var(--desk-ink);border-color:#a8aaa0;border-radius:4px;font-size:16px;line-height:1.9}
.taste-edition textarea::placeholder,.taste-edition input::placeholder{color:var(--desk-muted);opacity:1}
.taste-edition .quiz legend{font-size:16px;color:var(--desk-ink)}
.taste-edition .quiz-option{font-size:15px;color:var(--desk-ink);border-color:var(--desk-rule);background:var(--desk-sheet);border-radius:4px}
.taste-edition .quiz-option:has(input:checked){background:var(--desk-panel);border-color:var(--desk-muted)}
.taste-edition .task-seal{border-color:var(--desk-rule);outline:0;background:var(--desk-panel);font-size:17px;color:var(--desk-muted);transform:none}
.taste-edition .modal{background:var(--desk-sheet);border-color:var(--desk-rule);border-radius:8px}
.taste-edition .modal-heading h2{color:var(--desk-ink)}
.taste-edition .modal-body{font-size:16px;color:var(--desk-ink)}
.taste-edition .modal .prologue-content p{color:var(--desk-ink)}
.taste-edition .modal .prologue-content .serif{color:var(--desk-ink)}
.taste-edition .source-meta,.taste-edition .source-meta>span,.taste-edition .task-breadcrumb,.taste-edition .task-breadcrumb a{font-size:12px;color:var(--desk-muted)}
.taste-edition .source-meta{border-color:var(--desk-rule)}
.taste-edition .journal-stats strong{font-size:30px;font-weight:400;color:var(--desk-ink)}
.taste-edition .badge-item,.taste-edition .tag{color:var(--desk-muted);background:var(--desk-panel);border-color:var(--desk-rule)}
.taste-edition .journal-detail summary,.taste-edition .doubt-card h3{color:var(--desk-ink)}
.taste-edition .doubt-card p{font-size:14px;color:var(--desk-muted)}
.taste-edition .side-progress strong{font-weight:400;color:var(--desk-ink)}
.taste-edition .bar{background:var(--desk-rule)}
.taste-edition .bar span{background:var(--desk-accent)}
@media(min-width:761px) and (max-width:1100px){
 .taste-edition .rail{width:180px;padding:24px 16px}.taste-edition .workspace{margin-left:180px}.taste-edition .brand{font-size:21px;gap:9px}.taste-edition .topbar{padding:0 24px}.taste-edition #main{padding:28px 24px}.taste-edition #save-status{display:none}.taste-edition .site-footer{padding:24px}
 .desk-letter-copy{grid-column:span 7;padding:24px}.desk-landscape{grid-column:span 5}.desk-letter h2{font-size:25px}.desk-letter p.desk-invitation{font-size:20px}.desk-letter p{font-size:14px}.desk-wide-break{display:none}.desk-facts dd{font-size:19px}
 .desk-chapters{grid-column:span 12}.desk-next{grid-column:span 12;margin-top:8px;display:grid;grid-template-columns:1fr 1fr;gap:8px 32px}.desk-next h2{grid-column:1;margin:0}.desk-next .desk-next-title{grid-column:1;grid-row:2;margin:0}.desk-next>p:not(.desk-next-title){grid-column:2;grid-row:1/3}.desk-next-link{grid-column:1;margin:0}.desk-next-foot{grid-column:2;grid-row:3;margin:0}.desk-next-foot p{display:none}.desk-chapter{grid-template-columns:100px minmax(0,1fr) 82px}.desk-ending h2{font-size:22px}
}
@media(max-width:760px){
 .taste-edition .workspace{margin:0;min-height:100dvh}.taste-edition .rail{width:100%;padding:0;background:var(--desk-ground);border-top:1px solid var(--desk-rule)}
 .taste-edition .brand,.taste-edition .rail-label,.taste-edition .rail-bottom,.taste-edition .rail-settings{display:none}.taste-edition .primary-nav{gap:0}.taste-edition .primary-nav a{font-size:12px;min-height:64px;gap:5px;border-radius:0;padding:9px 0;color:var(--desk-muted)}.taste-edition .primary-nav a.active{background:none;color:var(--desk-ink);font-weight:600}.taste-edition .primary-nav b{display:none}.taste-edition .nav-icon{font-size:19px}
 .taste-edition .topbar{height:52px;padding:0 20px}.taste-edition #breadcrumb{font-size:12px}.taste-edition #save-status{display:none}.taste-edition .teacher-button{font-size:12px;padding:8px 0}.taste-edition .top-actions{gap:8px}
 .taste-edition #main{padding:24px 20px 32px}.taste-edition .site-footer{padding:0 20px 104px;display:grid;gap:8px}.taste-edition .site-footer span{font-size:12px;line-height:1.8}
 .desk-heading{gap:12px;margin-bottom:24px;align-items:center}.desk-heading h1{font-size:34px;white-space:nowrap}.desk-heading p{font-size:12px;line-height:1.8;margin-top:8px}.desk-heading .button{font-size:13px;padding:11px 13px;white-space:nowrap}.desk-heading .button span{margin-left:8px}
 .desk-letter{grid-template-columns:1fr;gap:0}.desk-letter-copy{grid-column:1;padding:24px}.desk-letter h2{font-size:25px;margin-bottom:16px}.desk-letter p.desk-invitation{font-size:21px;line-height:1.7}.desk-letter p{font-size:14px;line-height:1.9}.desk-text-button{font-size:14px}.desk-landscape{grid-column:1;min-height:172px;height:172px}.desk-landscape img{position:static;object-fit:cover;object-position:center 60%;height:100%;width:100%}.desk-landscape figcaption{top:12px;left:16px;font-size:12px}.desk-wide-break{display:none}
 .desk-facts{grid-template-columns:repeat(2,minmax(0,1fr));gap:20px 16px;margin:24px 0 32px}.desk-facts div{padding:0}.desk-facts dt{font-size:12px;margin-bottom:7px}.desk-facts dd{font-size:20px}.desk-facts dd span{font-size:12px;margin-top:5px}
 .desk-workspace{grid-template-columns:1fr;gap:24px}.desk-chapters,.desk-next{grid-column:1}.desk-section-head{margin-bottom:12px}.desk-section-head h2{font-size:25px}.desk-section-head a{font-size:13px}
 .desk-chapter{grid-template-columns:minmax(0,1fr) 74px;gap:10px;padding:20px}.desk-chapter-date{grid-column:1;grid-row:1;font-size:12px;display:flex;gap:12px;color:var(--desk-muted)}.desk-chapter-date span{display:inline;margin:0;font-size:12px}.desk-chapter-text{grid-column:1/-1;grid-row:2}.desk-chapter h3{font-size:24px;margin:0 0 7px}.desk-chapter p{font-size:14px}.desk-task-names{margin-top:12px;display:grid;gap:6px}.desk-task-names span{font-size:12px}.desk-chapter-state{grid-column:2;grid-row:1;flex-direction:row;align-items:center;gap:8px;font-size:11px}.desk-chapter-state b{font-size:17px}
 .desk-next{margin-top:0;padding:24px}.desk-next h2{font-size:13px;margin-bottom:12px}.desk-next .desk-next-title{font-size:23px;margin-bottom:12px}.desk-next p{font-size:14px}.desk-next-link{margin-top:12px}.desk-next-foot{margin-top:20px}.desk-next-foot p{font-size:12px}
 .desk-ending{grid-template-columns:1fr;margin-top:24px;gap:12px}.desk-ending a{padding:22px 48px 22px 24px}.desk-ending h2{font-size:22px}.desk-ending p{font-size:13px}
 .taste-edition .page-heading h1,.taste-edition .task-header h1{font-size:28px}.taste-edition .page-heading .lead{font-size:14px}.taste-edition .filter-tabs a{font-size:13px}.taste-edition .archive-row{padding:20px 16px}.taste-edition .archive-row h3{font-size:21px}.taste-edition .archive-row p{font-size:13px}.taste-edition .task-block{padding:22px 18px}.taste-edition .block-heading h2{font-size:23px}.taste-edition .evidence-card h3{font-size:23px}.taste-edition .evidence-text{font-size:17px}.taste-edition .task-letter p{font-size:16px}.taste-edition .source-card h2{font-size:24px;line-height:1.55}.taste-edition .source-card p{font-size:15px}.taste-edition .task-question{font-size:16px}
}
@media(prefers-reduced-motion:reduce){.taste-edition *{animation:none!important;transition:none!important;scroll-behavior:auto!important}}
@media print{.taste-edition .workspace{margin:0}.desk-landscape{display:none}.desk-letter-copy{grid-column:1/-1}.desk-next{margin-top:0}}
@media(min-width:761px) and (max-width:1100px){
 .taste-edition .rail{position:fixed;top:auto;bottom:0;left:0;right:0;width:100%;height:64px;padding:0;border-top:1px solid var(--desk-rule);z-index:50;display:block;background:var(--desk-ground)}
 .taste-edition .rail .brand,.taste-edition .rail-label,.taste-edition .rail-bottom,.taste-edition .rail-settings{display:none}
 .taste-edition .primary-nav{display:grid;grid-template-columns:repeat(4,1fr);gap:0;height:64px;margin:0}
 .taste-edition .primary-nav a{display:flex;flex-direction:column;align-items:center;justify-content:center;gap:5px;padding:8px;border-radius:0;font-size:12px;height:64px;min-height:64px}
 .taste-edition .primary-nav a.active{background:none;font-weight:600}
 .taste-edition .primary-nav b{display:none}
 .taste-edition .workspace{margin:0;padding-bottom:64px}
 .taste-edition .site-footer{padding-bottom:32px}
}