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10px;font-family:monospace;font-size:12px}.password-hint-text{color:var(--muted);font-size:10.5px;font-family:var(--font-serif)}.home-gb-submit-row{margin-top:4px}.home-gb-submit-btn{background:var(--seal);color:#fff;border:1px solid var(--seal);width:100%;font-family:var(--font-serif);letter-spacing:.08em;cursor:pointer;border-radius:2px;padding:10px 18px;font-size:13.5px;font-weight:600;transition:all .2s}.home-gb-submit-btn:hover:not(:disabled){background:#aa2f24;box-shadow:0 4px 12px #96281e40}.home-gb-submit-btn:disabled{opacity:.6;cursor:not-allowed}.home-gb-notice{font-size:12px;font-family:var(--font-serif);border-radius:2px;padding:8px 12px}.home-gb-notice.success{color:var(--bamboo-green);background:#2d523c1a;border:1px solid #2d523c40}.home-gb-notice.error{color:var(--seal);background:#96281e1a;border:1px solid #96281e40}.home-gb-empty{text-align:center;color:var(--muted);font-family:var(--font-serif);border:1px dashed var(--line);border-radius:4px;padding:32px 16px;font-size:13px}.home-gb-empty .empty-seal{margin-bottom:8px;font-size:28px;display:block}.essays-header-row{justify-content:space-between;align-items:center;gap:16px;margin-bottom:24px;display:flex}.essays-filter-toolbar{background:var(--paper-card,#fdfbf7);border:1px solid var(--line);border-radius:4px;flex-direction:column;gap:14px;margin-bottom:32px;padding:14px 18px;display:flex}.essays-search-wrap{align-items:center;width:100%;display:flex;position:relative}.essays-search-wrap .search-icon{color:var(--muted);pointer-events:none;font-size:13px;position:absolute;left:10px}.essays-search-input{width:100%;font-family:var(--font-serif);border:1px solid var(--line);color:var(--ink);background:#fff;border-radius:3px;outline:none;padding:8px 30px 8px 34px;font-size:13.5px;transition:border-color .2s}.essays-search-input:focus{border-color:var(--seal)}.btn-clear-search{color:var(--muted);cursor:pointer;background:0 0;border:none;padding:2px 6px;font-size:12px;position:absolute;right:8px}.btn-clear-search:hover{color:var(--seal)}.essays-tags-wrap{flex-wrap:wrap;align-items:center;gap:8px;display:flex}.tags-label{font-family:var(--font-serif);color:var(--muted);white-space:nowrap;font-size:12px}.essays-tag-pills{flex-wrap:wrap;gap:6px;display:flex}.tag-pill-btn{font-family:var(--font-serif);border:1px solid var(--line);color:var(--ink-soft);cursor:pointer;background:0 0;border-radius:2px;padding:3px 10px;font-size:12px;transition:all .16s}.tag-pill-btn:hover{border-color:var(--seal);color:var(--seal)}.tag-pill-btn.active{background:var(--seal);border-color:var(--seal);color:#fff}@media (width<=768px){.home-guestbook-grid{grid-template-columns:1fr;gap:16px}.home-gb-letter-card{padding:14px!important}.home-gb-compose-card{padding:16px 14px!important}.home-gb-compose-card h3{font-size:17px!important}.home-gb-form-actions{flex-direction:column!important;align-items:stretch!important;gap:10px!important}.home-gb-submit-btn{width:100%!important;padding:10px 16px!important;font-size:13.5px!important}.home-gb-notice{text-align:center}.workbench-nav{grid-template-columns:1fr!important;gap:10px!important}.wb-nav-item.plaque-item{min-height:auto!important;padding:12px 14px!important}.wb-nav-item.plaque-item .plaque-inner{flex-direction:row!important;align-items:center!important;gap:12px!important;width:100%!important;display:flex!important}.wb-nav-item.plaque-item .plaque-header{flex-shrink:0;width:auto!important;margin-bottom:0!important}.wb-nav-item.plaque-item .plaque-title{font-size:13px!important}.essays-header-row{flex-direction:column;align-items:flex-start}.essays-filter-toolbar{gap:10px;padding:12px 14px}}[data-theme=dark] .home-gb-letter-card,[data-theme=dark] .home-gb-compose-card,[data-theme=dark] .essays-filter-toolbar{background:#201e1a;border-color:#3d372e}[data-theme=dark] .home-gb-text-input,[data-theme=dark] .home-gb-textarea,[data-theme=dark] .home-gb-password-input,[data-theme=dark] .essays-search-input{color:#ece5d8;background:#181613;border-color:#453e34}[data-theme=dark] .tag-pill-btn{color:#ded6c8;border-color:#453e34}[data-theme=dark] .tag-pill-btn.active{background:var(--seal);border-color:var(--seal);color:#fff}[data-theme=dark] .home-gb-private-row{background:#2d282299;border-color:#453e34}[data-theme=dark] .letter-reply-item{background:#c83a2d14}.classical-words-workbench{flex-direction:column;gap:20px;display:flex}.words-header-banner{background:var(--paper-deep,#ede6d6);border:1px solid var(--line,#d4cbba);border-radius:6px;flex-wrap:wrap;justify-content:space-between;align-items:flex-start;gap:16px;padding:20px 24px;display:flex;box-shadow:0 4px 16px #2c261f0a}.words-banner-left{align-items:flex-start;gap:16px;max-width:820px;display:flex}.words-title-row{flex-wrap:wrap;align-items:baseline;gap:12px;margin-bottom:6px;display:flex}.words-title-row h2{font-family:var(--font-serif,"Noto Serif SC", serif);color:var(--ink,#1f1d1a);letter-spacing:.04em;margin:0;font-size:22px;font-weight:700}.words-count-pill{color:var(--seal,#b8332a);background:#b8332a1a;border:1px solid #b8332a4d;border-radius:12px;padding:2px 10px;font-size:12px;font-weight:500}.words-subtitle{color:var(--ink-soft,#595349);margin:0;font-size:13.5px;line-height:1.6}.words-banner-actions{flex-wrap:wrap;align-items:center;gap:10px;display:flex}.word-action-btn{border:1px solid var(--line,#d4cbba);color:var(--ink,#1f1d1a);cursor:pointer;background:#fff;border-radius:4px;padding:7px 14px;font-family:inherit;font-size:13px;transition:all .2s;box-shadow:0 1px 3px #0000000a}.word-action-btn:hover{border-color:var(--seal,#b8332a);color:var(--seal,#b8332a)}.word-action-btn.active{background:var(--seal,#b8332a);color:#fff;border-color:var(--seal,#b8332a)}.view-mode-group{border:1px solid var(--line,#d4cbba);background:#fff;border-radius:4px;display:flex;overflow:hidden}.view-mode-btn{color:var(--ink-soft,#595349);cursor:pointer;background:0 0;border:none;padding:6px 12px;font-family:inherit;font-size:12.5px;transition:all .2s}.view-mode-btn:hover{background:var(--paper-warm,#f7f3eb)}.view-mode-btn.active{background:var(--ink,#1f1d1a);color:#fff;font-weight:500}.words-filter-card{background:var(--paper-light,#fbf8f1);border:1px solid var(--line,#d4cbba);border-radius:6px;flex-direction:column;gap:12px;padding:16px 20px;display:flex}.words-search-row{flex-wrap:wrap;justify-content:space-between;align-items:center;gap:12px;display:flex}.words-search-input-wrapper{flex:1;min-width:280px;position:relative}.words-search-input-wrapper .search-icon{color:var(--ink-soft,#595349);pointer-events:none;font-size:14px;position:absolute;top:50%;left:12px;transform:translateY(-50%)}.words-search-input{border:1px solid var(--line,#d4cbba);width:100%;color:var(--ink,#1f1d1a);background:#fff;border-radius:4px;outline:none;padding:9px 36px;font-family:inherit;font-size:13.5px;transition:border-color .2s}.words-search-input:focus{border-color:var(--seal,#b8332a);box-shadow:0 0 0 2px #b8332a1a}.search-clear-btn{color:var(--ink-soft,#595349);cursor:pointer;background:0 0;border:none;padding:2px 6px;font-size:14px;position:absolute;top:50%;right:10px;transform:translateY(-50%)}.words-filter-summary{color:var(--ink-soft,#595349);font-size:13px}.highlight-number{color:var(--seal,#b8332a);font-size:15px}.pinyin-index-bar{border-top:1px dashed var(--line,#d4cbba);flex-wrap:wrap;align-items:center;gap:4px;padding-top:6px;display:flex}.filter-label{color:var(--ink-soft,#595349);margin-right:4px;font-size:12px;font-weight:600}.pinyin-initial-btn{color:var(--ink-soft,#595349);cursor:pointer;background:0 0;border:1px solid #0000;border-radius:3px;padding:2px 7px;font-size:11.5px;transition:all .15s}.pinyin-initial-btn:hover{color:var(--seal,#b8332a);background:#b8332a0f}.pinyin-initial-btn.active{background:var(--ink,#1f1d1a);color:#fff;font-weight:600}.category-filter-bar{border-top:1px dashed var(--line,#d4cbba);flex-wrap:wrap;justify-content:space-between;align-items:center;gap:12px;padding-top:6px;display:flex}.category-pills-row{flex-wrap:wrap;align-items:center;gap:5px;display:flex}.cat-pill{color:#f7f4ec;cursor:pointer;background:#2e2821;border:1px solid #483f34;border-radius:12px;padding:3px 10px;font-size:12px;transition:all .15s}.cat-pill:hover{border-color:var(--seal,#b8332a);color:#fff;background:#3d352c}.cat-pill.active{background:var(--seal,#b8332a);color:#fff;border-color:var(--seal,#b8332a)}.freq-filter-group{align-items:center;gap:5px;display:flex}.freq-pill{color:#f7f4ec;cursor:pointer;background:#2e2821;border:1px solid #483f34;border-radius:4px;padding:3px 8px;font-size:12px;transition:all .15s}.freq-pill:hover{color:#fff;background:#3d352c;border-color:#d97706}.freq-pill.active{color:#fff;background:#d97706;border-color:#d97706}.dict-layout-container{grid-template-columns:280px 1fr;align-items:start;gap:20px;display:grid}.words-selector-sidebar{background:#24201b;border:1px solid #3d352c;border-radius:6px;flex-direction:column;min-height:520px;max-height:calc(100vh - 240px);padding:14px;display:flex;position:sticky;top:80px;box-shadow:0 4px 16px #00000024}.sidebar-header{color:#f7f3eb;border-bottom:1px solid #3d352c;flex-direction:column;gap:4px;margin-bottom:12px;padding-bottom:8px;font-size:12.5px;font-weight:600;display:flex}.keyboard-hint{color:#b8ac97;font-size:11px;font-weight:400}.words-char-grid{grid-template-columns:repeat(3,1fr);gap:6px;padding-right:4px;display:grid;overflow-y:auto}.word-char-btn{cursor:pointer;color:#fff;background:#2e2821;border:1px solid #483f34;border-radius:4px;flex-direction:column;justify-content:center;align-items:center;padding:7px 4px;transition:all .18s;display:flex;position:relative}.word-char-btn:hover{border-color:var(--seal,#b8332a);background:#3d352c;transform:translateY(-1px);box-shadow:0 2px 6px #0003}.word-char-btn.selected{box-shadow:0 3px 10px #b8332a66;background:var(--seal,#b8332a)!important;border-color:var(--seal,#b8332a)!important;color:#fff!important}.char-glyph{font-family:var(--font-serif,"Noto Serif SC", serif);color:#fcfaf6;font-size:18px;font-weight:700;line-height:1.2}.char-pinyin{color:#d6cbba;margin-top:2px;font-size:10.5px}.word-char-btn.selected .char-glyph{color:#fff!important}.word-char-btn.selected .char-pinyin{color:#ffe6dd!important}.five-star-dot{color:#d97706;font-size:9px;position:absolute;top:2px;right:4px}.word-char-btn.selected .five-star-dot{color:#ffd166}.word-detail-scroll{border:1px solid var(--line,#d4cbba);background:#fff;border-radius:6px;padding:28px 32px;box-shadow:0 4px 20px #2c261f0d}.word-detailed-sheet{flex-direction:column;gap:28px;display:flex}.sheet-hero-header{border-bottom:2px solid var(--paper-deep,#ede6d6);flex-wrap:wrap;justify-content:space-between;align-items:flex-start;gap:16px;padding-bottom:22px;display:flex}.hero-char-cluster{align-items:center;gap:24px;display:flex}.giant-char-box{background:var(--paper-warm,#f7f3eb);border:2px solid var(--line,#d4cbba);border-radius:8px;justify-content:center;align-items:center;width:90px;height:90px;display:flex;position:relative;box-shadow:inset 0 2px 8px #00000008}.giant-char{font-family:var(--font-serif,"Noto Serif SC", serif);color:var(--ink,#1f1d1a);font-size:58px;font-weight:900;line-height:1}.char-stamp-badge{position:absolute;bottom:-6px;right:-8px}.hero-info-column{flex-direction:column;gap:8px;display:flex}.hero-pinyin-row{flex-wrap:wrap;align-items:center;gap:12px;display:flex}.hero-pinyin{font-family:var(--font-serif,"Noto Serif SC", serif);color:var(--seal,#b8332a);margin:0;font-size:26px;font-weight:700}.category-tag{background:var(--paper-deep,#ede6d6);color:var(--ink,#1f1d1a);border-radius:4px;padding:3px 9px;font-size:12px;font-weight:500}.freq-stars{color:#d97706;align-items:center;gap:6px;font-size:14px;display:flex}.freq-text{color:var(--ink-soft,#595349);font-size:12px}.hero-orig-meaning{color:var(--ink,#1f1d1a);margin:0;font-size:15px;line-height:1.5}.lead-tag{color:var(--seal,#b8332a);font-weight:700}.orig-text{font-weight:600}.selftest-actions{gap:8px;display:flex}.btn-toggle-all{background:var(--paper-warm,#f7f3eb);border:1px solid var(--line,#d4cbba);color:var(--ink,#1f1d1a);cursor:pointer;border-radius:4px;padding:5px 10px;font-size:12px;transition:all .2s}.btn-toggle-all:hover{background:var(--paper-deep,#ede6d6);border-color:var(--seal,#b8332a)}.sheet-section{flex-direction:column;gap:16px;display:flex}.section-title-row{align-items:center;gap:10px;display:flex}.section-sign{color:var(--seal,#b8332a);font-size:14px}.section-title-row h4{font-family:var(--font-serif,"Noto Serif SC", serif);color:var(--ink,#1f1d1a);white-space:nowrap;margin:0;font-size:17px;font-weight:700}.section-rule{background:linear-gradient(90deg, var(--line,#d4cbba), transparent);flex:1;height:1px}.examples-priority-note{color:var(--seal,#b8332a);font-size:12px;font-weight:500}.etymology-panels-grid{grid-template-columns:1fr 1fr;gap:16px;display:grid}.etymology-subcard{background:var(--paper-light,#fbf8f1);border:1px solid var(--line,#d4cbba);border-radius:6px;flex-direction:column;gap:10px;padding:16px 18px;display:flex}.subcard-header{align-items:center;gap:8px;display:flex}.subcard-icon{font-size:16px}.subcard-header h5{color:var(--ink,#1f1d1a);margin:0;font-size:14px;font-weight:700}.subcard-content{color:var(--ink,#1f1d1a);flex-direction:column;gap:8px;font-size:13.5px;line-height:1.6;display:flex}.shape-desc-para,.shape-struct-para{margin:0}.shuowen-quote{font-family:var(--font-serif,"Noto Serif SC", serif);color:var(--ink,#1f1d1a);background:var(--paper-deep,#ede6d6);border-left:3px solid var(--seal,#b8332a);border-radius:0 4px 4px 0;margin:0;padding:10px 14px;font-size:15px;font-weight:600;line-height:1.6}.shuowen-foot{color:var(--ink-soft,#595349);justify-content:space-between;margin-top:4px;font-size:12px;display:flex}.seal-text{color:var(--seal,#b8332a);font-weight:600}.semantic-tree-box{background:var(--paper-light,#fbf8f1);border:1px solid var(--line,#d4cbba);border-radius:6px;flex-direction:column;gap:14px;padding:18px 20px;display:flex}.tree-intro{color:var(--ink-soft,#595349);font-size:13px;line-height:1.5}.semantic-flow-diagram{border:1px solid var(--line,#d4cbba);background:#fff;border-radius:6px;flex-wrap:wrap;align-items:center;gap:8px;padding:12px 16px;display:flex}.flow-node-wrapper{align-items:center;gap:8px;display:flex}.flow-node{border:1px solid var(--line,#d4cbba);background:var(--paper-warm,#f7f3eb);border-radius:4px;flex-direction:column;gap:2px;padding:6px 12px;display:flex}.flow-node.node-root{background:#b8332a14;border-color:#b8332a66}.flow-node.node-root .node-badge,.flow-node.node-root .node-text{color:var(--seal,#b8332a);font-weight:700}.node-badge{color:var(--ink-soft,#595349);font-size:10px}.node-text{color:var(--ink,#1f1d1a);font-size:13px;font-weight:600}.flow-arrow{color:var(--seal,#b8332a);font-size:14px;font-weight:700}.senses-list{flex-direction:column;gap:16px;display:flex}.sense-item-card{background:var(--paper-light,#fbf8f1);border:1px solid var(--line,#d4cbba);border-radius:6px;flex-direction:column;gap:14px;padding:18px 22px;transition:border-color .2s;display:flex}.sense-item-card:hover{border-color:#b8332a66}.sense-header{flex-wrap:wrap;justify-content:space-between;align-items:center;gap:10px;display:flex}.sense-left{align-items:center;gap:10px;display:flex}.sense-index-badge{background:var(--ink,#1f1d1a);color:#fff;border-radius:50%;justify-content:center;align-items:center;width:26px;height:26px;font-size:12px;font-weight:700;display:inline-flex}.pos-badge{background:var(--paper-deep,#ede6d6);border:1px solid var(--line,#d4cbba);color:var(--ink,#1f1d1a);border-radius:4px;padding:3px 10px;font-size:12.5px;font-weight:600}.sense-path{color:var(--ink-soft,#595349);font-size:12.5px}.path-value{color:var(--ink,#1f1d1a);font-weight:500}.sense-definition-row{align-items:baseline;gap:8px;font-size:15px;line-height:1.5;display:flex}.def-label{color:var(--seal,#b8332a);white-space:nowrap;font-weight:700}.def-text{color:var(--ink,#1f1d1a);font-weight:600}.mask-reveal-btn{background:var(--paper-deep,#ede6d6);border:1px dashed var(--line,#d4cbba);color:var(--ink-soft,#595349);cursor:pointer;border-radius:4px;padding:4px 12px;font-family:inherit;font-size:13px;transition:all .2s}.mask-reveal-btn:hover{background:var(--paper-warm,#f7f3eb);border-color:var(--seal,#b8332a);color:var(--seal,#b8332a)}.sense-example-container{border:1px solid var(--line,#d4cbba);background:#fff;border-radius:6px;flex-direction:column;gap:10px;padding:14px 18px;display:flex}.example-source-line{align-items:center;gap:10px;display:flex}.source-type-pill{border-radius:3px;padding:2px 8px;font-size:11.5px;font-weight:600}.source-type-pill.badge-senior{color:#047857;background:#10b9811f;border:1px solid #10b9814d}.source-type-pill.badge-junior{color:#1d4ed8;background:#3b82f61f;border:1px solid #3b82f64d}.source-type-pill.badge-gaokao{color:#b8332a;background:#b8332a1f;border:1px solid #b8332a4d}.source-type-pill.badge-classic{color:#374151;background:#6b72801f;border:1px solid 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