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.15s}.q-block:hover{border-color:var(--dk-border2)}.q-meta{letter-spacing:.1em;text-transform:uppercase;color:var(--dk-blue);margin-bottom:5px;font-size:9px;font-weight:700}.q-text{color:var(--dk-text);margin-bottom:0;font-size:12px;line-height:1.5}.q-opts{flex-direction:column;gap:4px;margin-top:8px;display:flex}.q-opt{color:var(--dk-mid);cursor:pointer;border:1px solid #0000;border-radius:4px;align-items:center;gap:7px;padding:5px 8px;font-size:11px;transition:all .12s;display:flex}.q-opt:hover{background:var(--dk-card3);border-color:var(--dk-border)}.q-opt.correct{color:#6fd4a8;background:#1d9e7517;border-color:#1d9e7540}.q-radio{border:1.5px solid var(--dk-border2);border-radius:50%;flex-shrink:0;width:11px;height:11px}.q-opt.correct .q-radio{background:#1d9e75;border-color:#1d9e75}.ans-short{color:var(--dk-soft);padding:7px 0;font-size:11px;font-style:italic}.ans-short strong{color:#6fd4a8}.answer-key{background:var(--dk-card2);border:1px solid var(--dk-border);border-radius:6px;margin-top:4px;padding:11px 13px}.ak-title{letter-spacing:.1em;text-transform:uppercase;color:var(--dk-soft);margin-bottom:9px;font-size:9px;font-weight:700}.ak-grid{grid-template-columns:repeat(auto-fill,minmax(90px,1fr));gap:5px;display:grid}.ak-item{background:var(--dk-card3);border:1px solid var(--dk-border);border-radius:4px;justify-content:space-between;padding:5px 9px;display:flex}.ak-q{color:var(--dk-soft);font-size:10px}.ak-v{color:#6fd4a8;font-size:10px;font-weight:600}.empty-state{height:280px;color:var(--dk-soft);text-align:center;flex-direction:column;justify-content:center;align-items:center;gap:10px;display:flex}.empty-icon{border:1px solid var(--dk-border2);border-radius:10px;justify-content:center;align-items:center;width:44px;height:44px;margin-bottom:4px;display:flex}.empty-title{color:var(--dk-mid);font-size:12px;font-weight:600}.empty-desc{max-width:220px;font-size:11px;line-height:1.7}.gen-state{flex-direction:column;justify-content:center;align-items:center;gap:12px;height:280px;display:none}.gen-state.show{display:flex}.spinner{border:2px solid var(--dk-border2);border-top-color:var(--dk-blue);border-radius:50%;width:28px;height:28px;animation:.8s linear infinite spin}@keyframes spin{to{transform:rotate(360deg)}}.gen-label{color:var(--dk-mid);text-align:center;font-size:11px}.mod-footer{background:var(--dk-sidebar);border-top:1px solid var(--dk-border);flex-shrink:0;justify-content:space-between;align-items:center;padding:12px 26px;display:flex}.mod-footer-copy{color:var(--dk-soft);font-size:10px}.back-btn{border:1px solid var(--dk-border2);background:var(--dk-card2);color:var(--dk-mid);cursor:pointer;border-radius:5px;align-items:center;gap:6px;padding:7px 18px;font-family:Noto Sans TC,sans-serif;font-size:12px;font-weight:600;text-decoration:none;transition:all .15s;display:flex}.back-btn:hover{background:var(--dk-card3);color:var(--dk-text)}.exam-bar{background:var(--dk-card);border:1px solid var(--dk-border);border-radius:8px;grid-template-columns:1fr 1fr auto;align-items:center;gap:16px;margin-bottom:14px;padding:14px 16px;display:grid}.exam-bar-group{flex-direction:column;gap:6px;display:flex}.exam-bar-label{letter-spacing:.13em;text-transform:uppercase;color:var(--dk-soft);font-size:9px;font-weight:700}.seg-control{background:var(--dk-card2);border:1px solid var(--dk-border2);border-radius:6px;padding:2px;display:inline-flex}.seg-btn{color:var(--dk-mid);cursor:pointer;white-space:nowrap;background:0 0;border:none;border-radius:4px;align-items:center;gap:5px;padding:6px 14px;font-family:inherit;font-size:11px;font-weight:600;transition:all .15s;display:flex}.seg-btn.active{background:var(--b-accent);color:#fff}.seg-btn:not(.active):hover{color:var(--dk-text)}.seg-btn .seg-meta{opacity:.7;font-size:9px;font-weight:500}.quick-gen-btn{border:1px solid var(--b-live);color:#6fd4a8;cursor:pointer;background:#1d6b4a1f;border-radius:6px;align-items:center;gap:7px;padding:9px 16px;font-family:inherit;font-size:12px;font-weight:700;transition:all .15s;display:flex}.quick-gen-btn:hover{background:#1d6b4a33}.quick-gen-btn .qg-en{opacity:.8;font-size:9px;font-weight:500}.qtype-grid{grid-template-columns:repeat(2,1fr);gap:5px;display:grid}.qtype-chip{border:1px solid var(--dk-border2);background:var(--dk-card2);cursor:pointer;border-radius:5px;align-items:flex-start;gap:7px;padding:7px 9px;transition:all .15s;display:flex}.qtype-chip:hover:not(.active){background:var(--dk-card3)}.qtype-chip.active{background:var(--dk-sel);border-color:var(--dk-sel-b)}.qtype-check{border:1.5px solid var(--dk-border2);border-radius:3px;flex-shrink:0;justify-content:center;align-items:center;width:13px;height:13px;margin-top:1px;display:flex}.qtype-chip.active .qtype-check{background:var(--dk-blue);border-color:var(--dk-blue)}.qtype-chip.active .qtype-check:after{content:"";border-bottom:1.5px solid #fff;border-left:1.5px solid #fff;width:7px;height:4px;margin-top:-2px;transform:rotate(-45deg)}.qtype-label{color:var(--dk-text);font-size:10px;font-weight:600;line-height:1.3}.qtype-chip.active .qtype-label{color:#a8ccee}.qtype-meta{color:var(--dk-soft);margin-top:1px;font-size:9px}.sec-tabs{border-bottom:1px solid var(--dk-border);gap:4px;margin-bottom:12px;padding-bottom:10px;display:flex}.sec-tab{border:1px solid var(--dk-border2);background:var(--dk-card2);color:var(--dk-mid);cursor:pointer;border-radius:5px;padding:6px 12px;font-family:inherit;font-size:10px;font-weight:600;transition:all .15s}.sec-tab.active{background:var(--dk-blue);border-color:var(--dk-blue);color:#fff}.sec-tab:not(.active):hover{background:var(--dk-card3);color:var(--dk-text)}.sec-tab .sec-tab-q{opacity:.7;margin-left:4px;font-size:9px}.ver-toggle{border:1px solid var(--dk-border2);border-radius:5px;gap:0;display:inline-flex;overflow:hidden}.ver-toggle-btn{background:var(--dk-card2);color:var(--dk-mid);cursor:pointer;border:none;padding:5px 10px;font-family:inherit;font-size:10px;font-weight:600;transition:all .15s}.ver-toggle-btn.active{background:var(--dk-blue);color:#fff}.ver-toggle-btn:not(.active):hover{background:var(--dk-card3);color:var(--dk-text)}.mode-tabs{border-bottom:1px solid var(--dk-border);gap:0;margin-bottom:16px;display:flex}.mode-tab{color:var(--dk-mid);cursor:pointer;background:0 0;border:none;border-bottom:2px solid #0000;align-items:center;gap:8px;padding:11px 20px;font-family:Noto Sans TC,sans-serif;font-size:13px;font-weight:600;transition:all .15s;display:flex}.mode-tab.active{color:var(--dk-text);border-bottom-color:var(--dk-blue)}.mode-tab:not(.active):hover{color:var(--dk-text)}.mode-tab-en{opacity:.7;font-size:10px;font-weight:400}.visual-placeholder{background:var(--dk-card2);border:1px dashed var(--dk-border2);text-align:center;color:var(--dk-soft);border-radius:6px;margin:10px 0;padding:24px 16px;font-size:11px;line-height:1.7}.visual-placeholder strong{color:var(--dk-mid);margin-bottom:4px;font-size:12px;display:block}@media (width<=960px){.exam-bar{grid-template-columns:1fr;gap:10px}.qtype-grid{grid-template-columns:1fr}}.lib-badge{letter-spacing:.06em;text-transform:uppercase;border-radius:100px;align-items:center;gap:5px;padding:3px 9px;font-size:9px;font-weight:700;display:inline-flex}.lib-badge-instant{color:#7eb3f7;background:#3b82f61f;border:1px solid #3b82f640}.lib-badge-library{color:#6fd4a8;background:#1d9e751f;border:1px solid #1d9e7540}.metrics-grid{grid-template-columns:repeat(3,1fr);gap:7px;margin-bottom:12px;display:grid}.metric-card{background:var(--dk-card2);border:1px solid var(--dk-border);text-align:center;border-radius:6px;padding:10px 10px 8px}.metric-val{color:var(--dk-text);font-family:Libre Baskerville,serif;font-size:20px;line-height:1}.metric-label{color:var(--dk-soft);text-transform:uppercase;letter-spacing:.06em;margin-top:4px;font-size:9px}.metric-bar{background:var(--dk-border);border-radius:2px;height:3px;margin-top:6px;overflow:hidden}.metric-fill{border-radius:2px;height:100%}.tier-header{border-bottom:1px solid var(--dk-border);align-items:center;gap:8px;margin:14px 0 10px;padding-bottom:8px;display:flex}.tier-badge{letter-spacing:.06em;text-transform:uppercase;border-radius:4px;padding:2px 8px;font-size:9px;font-weight:700}.tier-badge-1{color:#7eb3f7;background:#3b82f626}.tier-badge-2{color:var(--b-wip);background:#7a5c1e26}.tier-title{color:var(--dk-text);font-size:11px;font-weight:600}.tier-time{color:var(--dk-soft);margin-left:auto;font-size:9px}.chart-container{background:var(--dk-card2);border:1px solid var(--dk-border);border-radius:6px;max-height:260px;margin:10px 0;padding:16px;position:relative}.chart-container canvas{max-height:220px}.wip-banner{background:var(--dk-card);border:1px solid #7a5c1e59;border-radius:8px;align-items:center;gap:14px;margin-bottom:16px;padding:18px 20px;display:flex}.wip-banner-icon{background:var(--b-wip-bg);border-radius:8px;flex-shrink:0;justify-content:center;align-items:center;width:38px;height:38px;display:flex}.wip-banner-title{color:var(--b-wip);margin-bottom:2px;font-size:12px;font-weight:700}.wip-banner-desc{color:var(--dk-soft);font-size:11px;line-height:1.65}.upload-area{border:2px dashed var(--dk-border2);text-align:center;cursor:pointer;background:var(--dk-card2);border-radius:8px;padding:28px 20px;transition:all .15s}.upload-area:hover{border-color:var(--dk-blue);background:#3b82f60a}.upload-icon{opacity:.4;margin-bottom:8px;font-size:24px}.upload-label{color:var(--dk-mid);margin-bottom:2px;font-size:12px}.upload-hint{color:var(--dk-soft);font-size:10px}@media print{.topbar,.sidebar,.mod-footer,.tb-nav,.tb-btn,.gen-btn,.out-btn,.out-actions,.mode-toggle,.hero-actions,.cta-section{display:none!important}body,#page-home,#page-reading{color:#000!important;background:#fff!important}.page{display:block!important}.dk-card,.output-panel{color:#000!important;background:#fff!important;border:1px solid #ccc!important}.out-scroll{max-height:none!important;overflow:visible!important}.output-panel{max-height:none!important;position:static!important}.split{grid-template-columns:1fr!important}.llm,.llm p,.q-text,.dk-text{color:#111!important}.q-block{background:#f9f9f9!important;border:1px solid #ccc!important}}@media (width<=960px){.hero{padding:60px 24px 52px}.modules-grid{grid-template-columns:repeat(2,1fr)}.module-card{border-bottom:1px solid var(--b-border);border-right:none!important}.workflow-grid{grid-template-columns:1fr}.wf-card{border-bottom:1px solid var(--b-border);border-right:none!important}.split{grid-template-columns:1fr}.output-panel{max-height:none;position:static}.sidebar{display:none}.section-header{flex-direction:column;gap:8px}.section-desc{max-width:100%;padding-top:0}.tb-nav{display:none}}@property --tw-space-y-reverse{syntax:"*";inherits:false;initial-value:0}@property --tw-divide-y-reverse{syntax:"*";inherits:false;initial-value:0}@property --tw-border-style{syntax:"*";inherits:false;initial-value:solid}@property --tw-leading{syntax:"*";inherits:false}@property --tw-font-weight{syntax:"*";inherits:false}@property --tw-tracking{syntax:"*";inherits:false}@property --tw-shadow{syntax:"*";inherits:false;initial-value:0 0 #0000}@property --tw-shadow-color{syntax:"*";inherits:false}@property --tw-shadow-alpha{syntax:"<percentage>";inherits:false;initial-value:100%}@property --tw-inset-shadow{syntax:"*";inherits:false;initial-value:0 0 #0000}@property --tw-inset-shadow-color{syntax:"*";inherits:false}@property --tw-inset-shadow-alpha{syntax:"<percentage>";inherits:false;initial-value:100%}@property --tw-ring-color{syntax:"*";inherits:false}@property --tw-ring-shadow{syntax:"*";inherits:false;initial-value:0 0 #0000}@property --tw-inset-ring-color{syntax:"*";inherits:false}@property --tw-inset-ring-shadow{syntax:"*";inherits:false;initial-value:0 0 #0000}@property --tw-ring-inset{syntax:"*";inherits:false}@property --tw-ring-offset-width{syntax:"<length>";inherits:false;initial-value:0}@property --tw-ring-offset-color{syntax:"*";inherits:false;initial-value:#fff}@property --tw-ring-offset-shadow{syntax:"*";inherits:false;initial-value:0 0 #0000}@property --tw-blur{syntax:"*";inherits:false}@property --tw-brightness{syntax:"*";inherits:false}@property --tw-contrast{syntax:"*";inherits:false}@property --tw-grayscale{syntax:"*";inherits:false}@property --tw-hue-rotate{syntax:"*";inherits:false}@property --tw-invert{syntax:"*";inherits:false}@property --tw-opacity{syntax:"*";inherits:false}@property --tw-saturate{syntax:"*";inherits:false}@property --tw-sepia{syntax:"*";inherits:false}@property --tw-drop-shadow{syntax:"*";inherits:false}@property --tw-drop-shadow-color{syntax:"*";inherits:false}@property --tw-drop-shadow-alpha{syntax:"<percentage>";inherits:false;initial-value:100%}@property --tw-drop-shadow-size{syntax:"*";inherits:false}@property --tw-backdrop-blur{syntax:"*";inherits:false}@property --tw-backdrop-brightness{syntax:"*";inherits:false}@property --tw-backdrop-contrast{syntax:"*";inherits:false}@property --tw-backdrop-grayscale{syntax:"*";inherits:false}@property --tw-backdrop-hue-rotate{syntax:"*";inherits:false}@property --tw-backdrop-invert{syntax:"*";inherits:false}@property --tw-backdrop-opacity{syntax:"*";inherits:false}@property --tw-backdrop-saturate{syntax:"*";inherits:false}@property --tw-backdrop-sepia{syntax:"*";inherits:false}@property --tw-duration{syntax:"*";inherits:false}@keyframes pulse{50%{opacity:.5}}