@charset "UTF-8";
/* Comparison lessons and compact, printable revision maps. */
.memory-nav{display:flex;flex-wrap:wrap;gap:10px;margin:0 0 24px}.memory-nav a{padding:10px 14px;min-height:44px;border:1px solid var(--line);background:var(--paper);border-radius:8px;color:var(--green);font-size:14px}.memory-groups{display:grid;gap:14px;margin:20px 0}.memory-group>summary{cursor:pointer;list-style:none;display:flex;gap:12px;flex-wrap:wrap;align-items:center;min-height:48px}.memory-group>summary h2{flex:1 1 260px;font-size:19px}.memory-group>summary>span:last-child{font-size:12px;color:var(--muted)}.group-body{margin-top:20px}.teaching{background:var(--green-soft);border-left:3px solid var(--green);padding:15px 18px;margin:20px 0;border-radius:0 9px 9px 0;font-size:var(--reading-size);line-height:1.9;overflow-wrap:anywhere}.teaching p:first-child{margin-top:0}.teaching b{display:block;color:var(--green);font-size:.82em;margin-bottom:3px}.related-groups{display:flex;flex-wrap:wrap;gap:8px;margin-top:15px}.related-groups a{display:inline-block;padding:8px 10px;border:1px solid var(--line);border-radius:7px;font-size:13px;background:var(--paper);color:var(--green);overflow-wrap:anywhere}.memory-comparison{display:grid;grid-template-columns:repeat(2,minmax(0,1fr));gap:16px;margin:18px 0}.memory-comparison article{border:1px solid var(--line);border-radius:10px;padding:18px;min-width:0}.memory-comparison strong{display:block;margin:14px 0 8px;color:var(--green);font-size:var(--reading-size)}.memory-comparison p,.map-rule p,.mnemonic-sheet p,.decision-flow p{font-size:var(--reading-size);line-height:1.9}.memory-comparison h3 a,.map-rule a,.mnemonic-sheet h3 a{color:var(--green);text-decoration:underline;text-underline-offset:4px}.memory-map,.mnemonic-sheet{margin:22px 0}.map-grid,.chapter-map,.coverage-tables{display:grid;grid-template-columns:repeat(2,minmax(0,1fr));gap:16px;margin-top:18px}.map-grid>*{min-width:0}.map-rule{padding:15px;border:1px solid var(--line);border-radius:8px;margin:10px 0;overflow-wrap:anywhere}.map-rule strong{display:block;margin-top:8px;font-size:var(--reading-size)}.point-ladder{display:grid;gap:12px;margin-top:20px}.point-ladder details{border:1px solid var(--line);border-radius:10px;overflow:hidden}.point-ladder summary{display:flex;gap:20px;align-items:center;padding:12px 20px;background:var(--green-soft);cursor:pointer}.point-ladder summary b{font-size:32px;color:var(--green);min-width:90px}.point-ladder summary small{font-size:15px;margin-left:4px}.point-ladder details>div{padding:8px 22px 20px;font-size:var(--reading-size)}.point-ladder a{color:var(--green);font-weight:650}.point-ladder p{margin:12px 0;padding-bottom:12px;border-bottom:1px solid var(--line)}.decision-flow{list-style:none;counter-reset:steps;padding:0;margin:20px 0}.decision-flow li{counter-increment:steps;border-left:3px solid var(--green);padding:0 0 22px 22px;margin-left:13px;position:relative}.decision-flow li:before{content:counter(steps);position:absolute;left:-15px;top:0;border-radius:50%;width:27px;height:27px;text-align:center;background:var(--green);color:white;font-size:14px}.decision-flow b{font-size:18px}.ban-timeline{margin:20px 0;border-left:3px solid var(--green);padding-left:18px}.ban-timeline article{margin:22px 0}.ban-timeline h3{color:var(--green);font-size:26px}.chapter-map button{display:flex;align-items:flex-start;flex-direction:column;text-align:left;white-space:normal}.chapter-map span{font-weight:400;color:var(--muted)}.mnemonic-sheet article{padding:20px 0;border-bottom:1px solid var(--line)}.mnemonic-sheet strong{display:block;margin-top:8px;font-size:var(--reading-size);color:var(--green)}.reading-method{padding-left:24px;font-size:var(--reading-size)}.reading-method li{margin:14px 0}.recall-toggle{margin:15px 0}.recall-hint{display:none;font-size:14px;color:var(--green)}.recall-mode details:not([open]) .card-answer{display:none}.recall-mode details:not([open]) .recall-hint{display:block}.gesture-steps{margin:20px 0;display:grid;grid-template-columns:1fr 1fr;gap:12px;font-size:var(--reading-size)}.gesture-steps>div{padding:16px;border:1px solid var(--line);border-radius:10px;background:var(--bg)}.gesture-steps b{color:var(--green);font-size:14px}.gesture-steps figcaption{grid-column:1/-1;font-size:12px;color:var(--muted);text-align:center}.memory-comparison .learning-visual{float:none;margin:0 auto 15px}.memory-map .quick-reference{margin-top:15px}.coverage-tables article{min-width:0}.coverage-tables h3{margin-top:12px}.coverage-tables p{font-size:var(--reading-size)}
@media(max-width:650px){.memory-comparison,.map-grid,.chapter-map,.coverage-tables,.gesture-steps{grid-template-columns:1fr}.memory-group>summary h2{flex-basis:100%}.memory-group>summary>span:last-child{margin-left:auto}.teaching{padding:13px}.memory-nav{gap:7px}.memory-nav a{font-size:13px;padding:10px}.point-ladder summary{gap:10px;padding:12px}.point-ladder summary b{min-width:70px}.memory-comparison article{padding:14px}.memory-map.panel,.memory-group.panel,.mnemonic-sheet{padding:18px}.tabs{flex-wrap:wrap}}
@media print{.sidebar,.topbar,.mobile-nav,.footer,.memory-nav,.btn,.skip-link,#toast{display:none!important}.workspace{margin:0!important}main{padding:0!important;max-width:none!important}body{background:white!important;color:black!important}.panel,.memory-comparison article{box-shadow:none!important;border-color:#ccc!important}.memory-comparison,.map-grid{grid-template-columns:1fr 1fr}.memory-group,.mnemonic-sheet article,.map-rule{break-inside:avoid}.teaching,.point-ladder summary{background:#f3f3f3!important}a{color:black!important}.page-heading p,.small-note{color:#444!important}h1{font-size:24px}.teaching,.memory-comparison p,.map-rule p,.mnemonic-sheet p,.mnemonic-sheet strong{font-size:12pt!important}}
:root{--bg:#f5f6f8;--paper:#fff;--ink:#202d34;--muted:#738087;--line:#e4e8e8;--green:#214f43;--green-soft:#edf4ee;--lime:#d4eea8;--orange:#c76e4d;--orange-soft:#fff1e9;--blue:#4b70a3;--blue-soft:#edf2fb;--reading-size:18px;--shadow:0 8px 28px #172b2310;font-family:Inter,"Segoe UI","PingFang SC","Microsoft YaHei",system-ui,sans-serif;color:var(--ink);background:var(--bg);font-synthesis:none}
*{box-sizing:border-box}body{margin:0;line-height:1.65}button,input,select,textarea{font:inherit}button,a,input,select,textarea{-webkit-tap-highlight-color:transparent}button{cursor:pointer}a{color:inherit;text-decoration:none}button{color:inherit}button:disabled{cursor:default;opacity:.6}a,button,input,select,textarea,summary{touch-action:manipulation}:focus-visible{outline:3px solid #779a45;outline-offset:4px}h1,h2,h3,p{margin:0}h1,h2,h3{font-weight:650;line-height:1.4;letter-spacing:-.025em}h1{font-size:30px}h2{font-size:21px}h3{font-size:17px}p{margin-top:10px}svg{flex-shrink:0}.icon{width:21px;height:21px;display:inline-block;vertical-align:middle;flex-shrink:0}.sr-only{position:absolute;width:1px;height:1px;clip:rect(0,0,0,0);overflow:hidden}.skip-link{position:fixed;left:20px;top:-100px;background:var(--paper);padding:12px;z-index:100}.skip-link:focus{top:10px}.sidebar{width:228px;position:fixed;inset:0 auto 0 0;background:var(--paper);border-right:1px solid var(--line);padding:31px 20px 20px;display:flex;flex-direction:column;z-index:20}.brand{display:flex;gap:11px;align-items:center;padding:0 12px;font-size:26px;font-weight:750;line-height:1.15}.brand-sub{display:block;font-size:12px;font-weight:500;letter-spacing:.18em;margin-top:6px}.sidebar-label{font-size:11px;color:var(--muted);margin:35px 15px 15px;letter-spacing:.12em}.nav-item{display:flex;gap:13px;align-items:center;padding:13px 15px;border-radius:9px;color:var(--muted);font-size:14px;margin-bottom:7px;font-weight:550;min-height:48px}.nav-item.active{background:var(--green);color:white;box-shadow:0 5px 12px #214f4320}.nav-item:hover:not(.active){background:var(--bg);color:var(--ink)}.badge{background:#d4eea8;color:#214f43;border-radius:20px;padding:0 7px;font-size:11px;margin-left:auto}.sidebar-tip{margin:auto 0 30px;padding:20px 16px;background:var(--green-soft);border-radius:12px;font-size:12px;color:var(--green)}.sidebar-tip>strong{display:block;margin-top:10px;font-size:14px}.sidebar-tip p{line-height:1.8;opacity:.8}.sidebar-tip a{display:flex;align-items:center;justify-content:space-between;margin-top:16px;font-weight:600}.sidebar-tip a .icon{width:16px}.sidebar-bottom{border-top:1px solid var(--line);padding-top:18px;font-size:12px}.sidebar-bottom a{display:flex;gap:10px;align-items:center;padding:6px 10px}.sidebar-bottom>span{color:var(--muted);display:block;margin-top:14px;padding-left:10px;font-size:10px;letter-spacing:.04em}.workspace{margin-left:228px}.topbar{height:75px;background:var(--paper);border-bottom:1px solid var(--line);display:flex;align-items:center;justify-content:space-between;padding:0 38px}.breadcrumb{font-size:12px;color:var(--muted)}.breadcrumb span{color:var(--ink);margin-left:12px}.topbar-right{display:flex;align-items:center;gap:14px}.vehicle-pill{font-size:12px;background:var(--bg);border:1px solid var(--line);border-radius:7px;padding:5px 12px}.icon-btn{border:0;background:transparent;display:inline-flex;justify-content:center;align-items:center;width:42px;height:42px;border-radius:9px;color:var(--muted)}.icon-btn:hover{background:var(--green-soft);color:var(--green)}.icon-btn.saved{color:var(--orange);background:var(--orange-soft)}.mobile-brand,.mobile-nav{display:none}main{max-width:1350px;margin:auto;padding:34px 38px 48px}.page-heading{display:flex;justify-content:space-between;align-items:center;gap:20px;margin-bottom:28px}.eyebrow{font-size:10px;letter-spacing:.19em;font-weight:700;color:var(--green);margin:0 0 10px}.page-heading p:not(.eyebrow){font-size:13px;color:var(--muted);margin-top:9px;max-width:720px}.date-label{font-size:12px;color:var(--muted);white-space:nowrap}.hero{position:relative;overflow:hidden;display:flex;justify-content:space-between;align-items:center;min-height:295px;border-radius:16px;background:#193f36;color:#fff;padding:30px 35px}.hero-copy{position:relative;z-index:1}.pill{display:inline-flex;align-items:center;background:var(--green-soft);color:var(--green);font-size:11px;line-height:1.5;padding:5px 10px;border-radius:5px;white-space:normal}.pill.light{background:#ffffff15;color:#dce8d2;font-size:10px;letter-spacing:.1em}.hero h2{font-size:29px;line-height:1.6;margin-top:13px;letter-spacing:.02em}.hero p{font-size:12px;color:#b5c8be;line-height:1.85;margin-top:12px}.hero-actions{display:flex;gap:22px;align-items:center;margin-top:24px}.btn{border:1px solid transparent;border-radius:8px;min-height:44px;display:inline-flex;align-items:center;justify-content:center;gap:9px;padding:11px 19px;line-height:1.5;font-size:13px;font-weight:600;transition:background .15s,transform .15s}.btn:hover:not(:disabled){transform:translateY(-1px)}.btn.primary{background:var(--green);color:#fff}.btn.primary:hover:not(:disabled){background:#306b57}.btn.lime{background:var(--lime);color:#203e32}.btn.secondary{background:var(--paper);border-color:var(--line);color:var(--ink)}.btn.secondary:hover{background:var(--bg)}.btn.ghost{background:var(--bg);color:var(--muted)}.btn.text{background:transparent;color:var(--green);padding-left:4px;padding-right:4px}.btn.small{font-size:12px;padding:8px 12px}.btn.danger{color:#b5473c;background:#fff0ed;border-color:#f0d2cc}.btn.wide{width:100%}.hero-link{font-size:12px;color:#e4eddc}.road-art{width:340px;max-width:45%;align-self:stretch;display:flex;align-items:center;margin:-30px -20px -30px 0}.road-art svg{width:100%;height:100%;max-height:310px}.metrics{display:grid;grid-template-columns:repeat(4,minmax(0,1fr));gap:17px;margin-top:23px}.metrics article{position:relative;background:var(--paper);border:1px solid var(--line);border-radius:12px;padding:20px 21px;min-height:140px}.metrics article>.icon{position:absolute;right:20px;top:22px;width:18px;color:#96a7a0}.metrics article>span:first-of-type{display:block;font-size:12px;color:var(--muted);margin-bottom:10px}.metrics strong{display:block;font-size:30px;line-height:1.3;font-weight:650;font-variant-numeric:tabular-nums;letter-spacing:-.03em}.metrics small{font-size:11px;color:var(--muted);font-weight:400;letter-spacing:0;margin-left:4px}.meter{background:var(--bg);height:5px;border-radius:10px;overflow:hidden}.meter i{display:block;height:100%;background:var(--green);border-radius:10px}.metrics .meter{margin-top:19px}.subtle{font-size:12px;color:var(--muted)}.metrics .subtle{display:block;font-size:10px;margin-top:14px}.small-link{display:inline-flex;align-items:center;gap:12px;font-size:12px;font-weight:600;color:var(--green);margin-top:12px}.small-link .icon{width:16px}.section-title{display:flex;justify-content:space-between;align-items:center;gap:15px;margin:30px 0 17px}.section-title h2{font-size:18px}.section-title>a{font-size:12px;color:var(--muted);display:inline-flex;gap:8px;align-items:center}.section-title>span{font-size:11px;color:var(--muted)}.section-title .icon{width:15px}.quick-grid{display:grid;grid-template-columns:repeat(3,minmax(0,1fr));gap:18px}.quick-card{display:block;position:relative;text-align:left;background:var(--paper);border:1px solid var(--line);border-radius:12px;padding:23px;transition:box-shadow .18s,border-color .18s}.quick-card:hover{box-shadow:var(--shadow);border-color:#afc4b7}.tile-icon{display:inline-flex;align-items:center;justify-content:center;width:42px;height:42px;border-radius:10px;margin-bottom:14px}.tile-icon.green{background:var(--green-soft);color:var(--green)}.tile-icon.orange{background:var(--orange-soft);color:var(--orange)}.tile-icon.blue{background:var(--blue-soft);color:var(--blue)}.quick-card h3{font-size:17px}.quick-card p{font-size:12px;color:var(--muted);line-height:1.85}.quick-card>span:last-child{margin-top:23px;display:flex;justify-content:space-between;color:var(--green);font-size:11px;font-weight:600}.quick-card>span:last-child .icon{width:18px}.dashboard-bottom{display:grid;grid-template-columns:1.65fr 1fr;gap:20px;margin-top:25px}.panel{background:var(--paper);border:1px solid var(--line);border-radius:12px;padding:25px}.panel>.section-title:first-child{margin-top:0}.plan-list button{display:flex;width:100%;align-items:center;background:transparent;border:0;border-bottom:1px solid var(--line);padding:12px 0;gap:16px;text-align:left}.plan-list button:last-child{border:0;padding-bottom:0}.plan-list button>.icon{margin-left:auto;width:16px;color:var(--muted)}.step-number{font-size:13px;color:#8aa397;font-variant-numeric:tabular-nums}.plan-list b{font-size:13px;font-weight:550}.plan-list small{display:block;font-size:10px;color:var(--muted);margin-top:2px}.learning-note{display:flex;flex-direction:column;align-items:center;text-align:center;padding-top:34px}.learning-note h2{font-size:20px}.ring{--progress:0;width:154px;height:154px;border-radius:50%;background:conic-gradient(var(--green) calc(var(--progress)*1%),var(--green-soft) 0);padding:11px;margin:26px auto;flex-shrink:0}.ring>div{display:flex;flex-direction:column;align-items:center;justify-content:center;background:var(--paper);border-radius:50%;width:100%;height:100%}.ring strong{font-size:36px;font-weight:650;letter-spacing:-.04em}.ring small{font-size:16px;margin-left:2px}.ring span{font-size:11px;color:var(--muted)}.learning-note p{font-size:12px;max-width:240px;color:var(--muted);margin-bottom:17px}.small-note{font-size:11px;color:var(--muted);line-height:1.9;margin-top:14px}.learning-note .small-note{margin-top:22px}.audit-strip{display:flex;align-items:center;gap:15px;padding:20px 23px;border-radius:12px;border:1px solid var(--line);background:var(--paper);margin-top:25px}.audit-strip>.icon{color:var(--green)}.audit-strip>.icon:last-child{margin-left:auto;width:18px}.audit-strip b{font-size:13px}.audit-strip small{display:block;font-size:11px;color:var(--muted);margin-top:4px}.footer{max-width:1350px;margin:auto;border-top:1px solid var(--line);padding:22px 38px 28px;display:flex;gap:20px;font-size:10px;color:var(--muted)}.footer a{margin-left:auto}.notice{border:1px solid #d5e4da;background:var(--green-soft);color:var(--green);padding:16px 20px;border-radius:10px;font-size:13px;margin:0 0 22px}.notice.warning{background:#fff6e9;border-color:#f1dfc3;color:#81552b}.notice.compact{font-size:12px}.notice p{margin-top:8px}.notice a{text-decoration:underline;text-underline-offset:3px;margin-left:8px}.resume{display:flex;align-items:center;gap:12px}.resume .btn{margin-left:auto}.workspace>.notice{margin:15px 38px 0}.filterbar{display:flex;gap:14px;margin:22px 0}.search-field{flex:1;display:flex;align-items:center;gap:12px;background:var(--paper);border:1px solid var(--line);border-radius:9px;padding:0 16px;min-width:0}.search-field .icon{color:var(--muted);width:18px}input[type=search]{width:100%;min-width:0;border:0;background:transparent;color:var(--ink);height:48px;font-size:14px;outline-offset:0}select{min-height:48px;border-radius:9px;border:1px solid var(--line);background:var(--paper);color:var(--ink);padding:10px 36px 10px 14px;max-width:100%;font-size:13px}.tabs{display:flex;gap:9px;align-items:center;flex-wrap:wrap;margin:20px 0}.tabs button{background:transparent;border:1px solid var(--line);padding:9px 16px;min-height:42px;border-radius:7px;font-size:12px;color:var(--muted)}.tabs button.active{background:var(--green);color:white;border-color:var(--green)}.tabs>span{margin-left:auto;color:var(--muted);font-size:12px}.knowledge-grid{display:grid;grid-template-columns:repeat(2,minmax(0,1fr));align-items:start;gap:16px}.knowledge-card{border:1px solid var(--line);border-radius:12px;background:var(--paper);overflow:hidden;scroll-margin:30px}.knowledge-card[open]{border-color:#9db4a9;box-shadow:var(--shadow)}.knowledge-card summary{list-style:none;cursor:pointer;padding:22px}.knowledge-card summary::-webkit-details-marker{display:none}.card-label{font-size:10px;color:var(--muted);display:block;margin-bottom:10px}.card-title{display:flex;align-items:center;justify-content:space-between;gap:8px;font-size:16px;font-weight:600}.read-indicator{font-size:11px;color:var(--green);font-weight:400;flex-shrink:0}.card-answer{display:block;font-size:var(--reading-size);color:var(--green);margin-top:9px;font-weight:600}.knowledge-body{border-top:1px solid var(--line);padding:20px 22px;font-size:var(--reading-size);line-height:1.9}.knowledge-body .card-question{margin-top:0;font-weight:550}.source-link{display:flex;align-items:flex-start;gap:7px;font-size:11px;color:var(--green);line-height:1.8;margin-top:17px;overflow-wrap:anywhere}.source-link .icon{width:14px;height:14px;margin-top:3px}.card-actions{display:flex;flex-wrap:wrap;gap:7px;margin-top:20px}.note-label{display:block;font-size:12px;color:var(--muted);margin-top:18px}.note-label textarea{width:100%;min-height:90px;resize:vertical;border:1px solid var(--line);border-radius:7px;background:var(--bg);color:var(--ink);font-size:14px;padding:10px;display:block;margin-top:6px;line-height:1.7}.empty{grid-column:1/-1;padding:65px 25px;text-align:center;background:var(--paper);border:1px dashed var(--line);border-radius:12px}.empty>.icon{width:42px;height:42px;color:var(--green);padding:7px;border-radius:50%;background:var(--green-soft);margin-bottom:20px}.empty p{font-size:13px;color:var(--muted);margin-bottom:20px}.practice-layout{display:grid;grid-template-columns:1.1fr 1fr;gap:25px;align-items:start}.setup{padding:30px}.field-label{display:block;font-size:12px;font-weight:600;margin:22px 0 8px}.setup select,.settings-form select{width:100%}.setup>.btn{margin-top:26px}.mock-card{padding:30px;background:#193f36;color:white;border-radius:12px}.mock-card .eyebrow{color:#b9d0ab}.mock-numbers{display:flex;gap:33px;margin:25px 0}.mock-numbers strong{display:block;font-size:35px;color:var(--lime);font-weight:600}.mock-numbers span{font-size:11px;color:#b4c7bc}.mock-card p{font-size:13px;color:#c2d1c9;line-height:1.9}.mock-card .btn{margin-top:23px}.mock-card .small-note{font-size:11px}.mini-panel{margin-top:23px}.mini-panel p,.settings-grid .panel p{font-size:13px;color:var(--muted);line-height:1.85}.mini-panel h3 .icon{margin-right:6px}.timer{display:flex;align-items:center;gap:8px;background:var(--paper);border:1px solid var(--line);border-radius:9px;padding:10px 16px;font-size:14px;font-variant-numeric:tabular-nums;white-space:nowrap}.timer.timed{color:var(--green)}.quiz-top{display:flex;justify-content:space-between;font-size:12px;color:var(--muted);margin-bottom:10px}.quiz-top b{color:var(--ink);font-size:17px}.quiz-meter{margin-bottom:25px}.quiz-layout{display:grid;grid-template-columns:minmax(0,1fr) 225px;gap:23px;align-items:start}.question-panel{padding:30px}.question-meta{display:flex;align-items:center;gap:12px;font-size:11px;color:var(--muted)}.question-meta .icon-btn{margin-left:auto;flex-shrink:0}.question-stem{font-size:calc(var(--reading-size) + 3px);font-weight:550;line-height:1.9;margin:23px 0 27px;letter-spacing:0}.options{display:grid;gap:13px}.option{min-height:58px;display:flex;align-items:center;gap:14px;padding:14px 17px;border:1px solid var(--line);background:var(--paper);border-radius:9px;text-align:left;font-size:var(--reading-size);line-height:1.7}.option-letter{border:1px solid var(--line);border-radius:6px;width:29px;height:29px;display:inline-flex;align-items:center;justify-content:center;flex-shrink:0;font-size:13px;font-weight:650;color:var(--muted)}.option.selected{background:var(--blue-soft);border-color:var(--blue)}.option.selected .option-letter{background:var(--blue);border-color:var(--blue);color:white}.option.correct{background:var(--green-soft);border-color:#7da589}.option.correct .option-letter{background:var(--green);color:white;border-color:var(--green)}.option.incorrect{background:#fff0ed;border-color:#ca8075}.option.incorrect .option-letter{background:#a34c40;color:white;border-color:#a34c40}.option:disabled{opacity:1}.option>.icon{margin-left:auto;color:var(--green)}.answer-feedback{padding:20px;margin-top:23px;border-radius:9px;font-size:15px;background:var(--green-soft);line-height:1.9}.answer-feedback.incorrect{background:var(--orange-soft)}.answer-feedback.neutral{background:var(--blue-soft);font-size:13px;color:var(--blue)}.answer-feedback>a:last-child{display:block;margin-top:14px;font-size:12px;color:var(--green)}.quiz-actions{display:flex;justify-content:flex-end;gap:13px;margin-top:28px}.quiz-actions .btn{min-width:125px}.keyboard-hint{font-size:10px;color:var(--muted);margin-top:19px;text-align:right}.question-map{padding:22px;position:sticky;top:20px}.question-map h3{font-size:15px}.question-dots{display:grid;grid-template-columns:repeat(5,1fr);gap:6px;margin-top:18px;max-height:390px;overflow:auto;padding:3px}.question-dots button{aspect-ratio:1;border:1px solid var(--line);background:var(--paper);border-radius:5px;font-size:11px;padding:0}.question-dots button.correct{background:var(--green-soft);color:var(--green)}.question-dots button.incorrect{background:var(--orange-soft);color:var(--orange)}.question-dots button.answered{background:var(--blue-soft);color:var(--blue)}.question-dots button.current{outline:2px solid var(--green);outline-offset:1px}.question-map>.btn{margin-top:22px}.leave-link{font-size:11px;color:var(--muted);text-align:center;display:block;margin-top:18px}.result-summary{display:flex;align-items:center;gap:35px;padding:30px 40px}.result-summary .ring{margin:0}.result-summary p{font-size:14px}.result-summary .subtle{font-size:12px}.button-row{display:flex;gap:12px;flex-wrap:wrap;margin-top:22px}.result-list{display:grid;gap:12px}.result-item{background:var(--paper);border:1px solid var(--line);border-radius:10px;overflow:hidden}.result-item summary{display:flex;list-style:none;align-items:center;gap:12px;padding:19px 22px;cursor:pointer;font-size:14px}.result-item summary::-webkit-details-marker{display:none}.result-mark{color:var(--green);font-size:20px;width:25px;flex-shrink:0}.result-item.incorrect .result-mark{color:var(--orange)}.result-body{border-top:1px solid var(--line);padding:15px 23px 23px;font-size:var(--reading-size);line-height:1.8}.result-body>a:last-child{display:block;font-size:12px;color:var(--green);margin-top:12px}.correct-text{color:var(--green);font-weight:600}.review-hero{display:flex;justify-content:space-between;align-items:center;gap:20px;padding:30px}.review-hero p{font-size:13px;color:var(--muted);line-height:1.9}.review-hero .btn{margin-top:23px}.review-count{display:flex;align-items:center;flex-direction:column;min-width:140px}.review-count strong{font-size:65px;font-weight:600;color:var(--green);line-height:1.2}.review-count span{font-size:12px;color:var(--muted)}.review-list{display:grid;gap:15px}.review-item{display:flex;align-items:center;justify-content:space-between;gap:24px}.review-item .subtle{font-size:11px}.review-item .pill{margin-right:10px}.review-item h3{font-size:16px;line-height:1.8;margin-top:13px}.review-item-actions{min-width:105px;flex-shrink:0}.review-item-actions a{display:block;font-size:11px;color:var(--green);margin-top:12px;text-align:center}.stats-grid{display:grid;grid-template-columns:1fr 1fr;gap:22px;margin-top:25px}.activity-chart{display:flex;gap:15px;align-items:flex-end;justify-content:space-around;height:255px;margin-top:25px}.activity-chart>div{display:flex;flex-direction:column;align-items:center;flex:1;max-width:46px;height:100%;font-size:11px;color:var(--muted)}.activity-chart b{font-weight:500;margin-bottom:7px}.bar-track{position:relative;flex:1;width:100%;background:var(--bg);border-radius:6px;overflow:hidden}.bar-track i{position:absolute;bottom:0;width:100%;background:#83ab91;border-radius:6px}.activity-chart span{margin-top:10px}.chapter-stats{display:grid;gap:13px;margin-top:20px}.chapter-stats>div{display:grid;grid-template-columns:1fr auto;font-size:11px}.chapter-stats b{font-weight:500;color:var(--muted)}.chapter-stats .meter{grid-column:1/-1;margin-top:5px;height:4px}.history-list{display:grid;gap:12px}.history-row{display:flex;align-items:center;gap:17px;padding:17px 22px}.history-row .tile-icon{margin:0}.history-row b{font-size:14px;font-weight:550}.history-row small{display:block;font-size:11px;color:var(--muted);margin-top:3px}.history-row>strong{margin-left:auto;font-size:24px;font-weight:600}.history-row>strong small{display:inline;font-size:13px}.history-row>.icon{margin-left:10px;width:18px;color:var(--muted)}.settings-grid{display:grid;grid-template-columns:1fr 1.1fr;gap:25px;align-items:start}.settings-grid h2{margin-top:5px}.danger-panel{border-color:#ead4d0}.danger-panel .btn{margin-top:17px}.audit-list{display:grid;grid-template-columns:1fr 1fr;gap:16px}.audit-item .subtle{margin-left:8px;font-size:10px}.audit-item h3{font-size:16px;margin-top:14px}.audit-item p{font-size:13px;line-height:1.9;color:var(--muted)}.pill.amber{background:var(--orange-soft);color:var(--orange)}.source-directory{display:grid;grid-template-columns:1fr 1fr;gap:16px}.source-directory h3{font-size:15px;margin-top:13px}.source-directory p,.source-directory small{font-size:11px;color:var(--muted)}.source-directory a:hover{border-color:#9eb5a8}.boot{padding:90px 25px;text-align:center;max-width:700px;margin:auto}.boot h1{margin-top:24px}.boot p{color:var(--muted);font-size:14px;margin-bottom:20px}#toast{position:fixed;bottom:28px;left:calc(50% + 114px);transform:translate(-50%,20px);opacity:0;pointer-events:none;background:#213a32;color:white;border-radius:10px;padding:13px 22px;font-size:13px;z-index:100;max-width:min(580px,90vw);box-shadow:0 10px 35px #0002;transition:opacity .15s,transform .15s}#toast.show{opacity:1;transform:translate(-50%,0)}
[data-theme=dark]{--bg:#15201e;--paper:#1c2b27;--ink:#e5ede6;--muted:#a3b3aa;--line:#34463d;--green:#a9d69c;--green-soft:#293e31;--lime:#d4eea8;--orange:#f0ab88;--orange-soft:#3c3027;--blue:#a6bee5;--blue-soft:#283548;--shadow:0 8px 28px #0002;color-scheme:dark}[data-theme=dark] .btn.primary,[data-theme=dark] .tabs button.active,[data-theme=dark] .nav-item.active{color:#172c20}[data-theme=dark] .hero,[data-theme=dark] .mock-card{background:#234a3c}[data-theme=dark] .option.incorrect{background:#422d2a}[data-theme=dark] .notice.warning{background:#3e3425;color:#ecc59d;border-color:#68512f}[data-theme=dark] .option.correct .option-letter{color:#14211a}[data-theme=dark] .option.selected .option-letter{color:#14211a}[data-theme=dark] .btn.danger{background:#402b28;color:#f1ad9d;border-color:#6c4239}
@media(min-width:1600px){.sidebar{width:250px;padding-left:24px;padding-right:24px}.workspace{margin-left:250px}.hero{min-height:310px}.road-art{width:390px}.hero h2{font-size:33px}}
@media(max-width:1200px){.sidebar{width:205px;padding-left:15px;padding-right:15px}.workspace{margin-left:205px}.topbar{padding:0 26px}main{padding:30px 26px 40px}.metrics{gap:12px}.metrics article{padding:18px 16px}.metrics article>.icon{display:none}.metrics small{font-size:10px}.quiz-layout{grid-template-columns:minmax(0,1fr) 190px;gap:17px}.question-map{padding:17px}.question-panel{padding:24px}.hero{padding:27px}.hero h2{font-size:27px}.road-art{max-width:40%}.date-label{display:none}.quick-card{padding:21px}.dashboard-bottom{grid-template-columns:1.4fr 1fr}.card-actions .btn{font-size:11px;padding:8px}.footer{padding-left:26px;padding-right:26px}}
@media(max-width:960px){.sidebar{width:184px;padding:25px 12px}.brand{font-size:23px;padding-left:8px}.brand img{width:35px;height:35px}.brand-sub{font-size:10px}.sidebar-label{font-size:10px;margin-left:10px}.nav-item{font-size:12px;gap:10px;padding:12px}.sidebar-tip{padding:14px;font-size:10px}.sidebar-tip strong{font-size:12px}.workspace{margin-left:184px}main{padding:25px 22px}h1{font-size:25px}.topbar{height:65px;padding:0 22px}.topbar-right{gap:7px}.hero h2{font-size:25px}.hero-actions{gap:15px}.hero-link{font-size:11px}.road-art{max-width:35%;opacity:.7}.metrics{grid-template-columns:repeat(2,minmax(0,1fr))}.metrics article{min-height:125px;padding:20px}.quick-grid{gap:12px}.quick-card{padding:18px}.quick-card h3{font-size:15px}.quick-card p{font-size:11px}.quick-card>span:last-child{font-size:10px}.panel{padding:22px}.dashboard-bottom{gap:16px}.knowledge-grid,.audit-list,.source-directory{grid-template-columns:1fr}.practice-layout{grid-template-columns:1fr 1fr;gap:17px}.mock-card{padding:23px}.mock-numbers{gap:24px}.mock-numbers strong{font-size:30px}.quiz-layout{grid-template-columns:1fr}.question-map{position:static}.question-dots{grid-template-columns:repeat(10,1fr);max-height:250px}.question-dots button{min-height:35px;aspect-ratio:auto}.settings-grid,.stats-grid{grid-template-columns:1fr}.result-summary{padding:25px;gap:25px}.result-summary h2{font-size:18px}.result-summary .ring{width:125px;height:125px}.review-item{padding:20px}.review-hero{padding:24px}.review-count{min-width:90px}.filterbar select{max-width:40%}#toast{left:calc(50% + 92px);max-width:65vw}}
@media(max-width:720px){.sidebar{display:none}.workspace{margin-left:0}.topbar{height:62px;padding:0 20px;position:sticky;top:0;z-index:30;background:var(--paper)}.mobile-brand{display:flex;align-items:center;gap:9px;font-size:15px;font-weight:700;letter-spacing:-.02em}.breadcrumb{display:none}.topbar-right{gap:3px}.topbar-right>a.icon-btn{display:none}.vehicle-pill{font-size:10px;padding:5px 9px}.icon-btn{width:40px;height:40px}.mobile-nav{position:fixed;inset:auto 0 0;z-index:40;display:flex;justify-content:space-around;background:var(--paper);border-top:1px solid var(--line);padding:7px 8px calc(7px + env(safe-area-inset-bottom));box-shadow:0 -3px 18px #00000006}.mobile-nav a{display:flex;flex-direction:column;align-items:center;justify-content:center;gap:3px;font-size:10px;color:var(--muted);min-height:46px;flex:1;max-width:90px;border-radius:8px}.mobile-nav a.active{color:var(--green);background:var(--green-soft);font-weight:600}.mobile-nav .icon{width:20px;height:20px}main{padding:24px 20px 35px}.page-heading{align-items:flex-start;margin-bottom:21px;gap:12px}.page-heading h1{font-size:25px;line-height:1.5}.page-heading p:not(.eyebrow){font-size:12px;line-height:1.8}.eyebrow{font-size:9px;margin-bottom:8px}.page-heading>.pill{font-size:10px;flex-shrink:0;margin-top:5px}.hero{min-height:300px;padding:25px;border-radius:13px}.hero h2{font-size:26px}.hero p{font-size:12px}.hero-copy{width:100%}.road-art{position:absolute;right:-35px;bottom:-7px;top:25px;max-width:none;width:230px;opacity:.33}.hero-actions{position:relative;gap:19px}.hero-link{font-size:11px}.hero .btn{padding:11px 15px}.metrics{gap:12px;margin-top:17px}.metrics article{padding:18px;min-height:132px;border-radius:10px}.metrics strong{font-size:29px}.metrics article>span:first-of-type{font-size:11px}.metrics small{font-size:10px}.metrics .subtle{font-size:10px;margin-top:12px}.metrics .small-link{font-size:10px;gap:5px}.quick-grid{grid-template-columns:1fr}.quick-card{display:grid;grid-template-columns:48px 1fr auto;grid-template-rows:auto auto;gap:0 15px;padding:21px;align-items:center}.quick-card .tile-icon{grid-row:1/3;margin:0}.quick-card h3{font-size:16px;grid-column:2}.quick-card p{font-size:11px;grid-column:2;margin-top:6px}.quick-card p br{display:none}.quick-card>span:last-child{font-size:0;grid-column:3;grid-row:1/3;margin:0}.quick-card>span:last-child .icon{width:20px}.section-title{margin:25px 0 14px}.section-title h2{font-size:17px}.section-title>a{font-size:11px}.dashboard-bottom{grid-template-columns:1fr;gap:18px;margin-top:20px}.learning-note{padding:26px}.learning-note .ring{width:140px;height:140px}.audit-strip{padding:18px;gap:12px}.audit-strip b{font-size:12px}.audit-strip small{font-size:10px}.footer{padding:22px 20px calc(90px + env(safe-area-inset-bottom));gap:10px;flex-wrap:wrap;font-size:9px}.footer a{margin-left:auto}.workspace>.notice{margin:12px 20px 0}.notice{font-size:12px;padding:15px}.notice.compact{font-size:11px;line-height:1.9}.resume{align-items:flex-start;flex-wrap:wrap;gap:8px}.resume .btn{padding:3px 0;min-height:30px}.filterbar{flex-direction:column;gap:10px;margin:18px 0}.filterbar select{max-width:100%;width:100%}.tabs{gap:7px}.tabs button{font-size:11px;padding:8px 12px}.tabs>span{font-size:10px}.knowledge-grid{gap:12px}.knowledge-card summary{padding:19px}.card-title{font-size:16px}.card-answer{line-height:1.7}.knowledge-body{padding:19px;line-height:1.9}.card-actions{gap:7px}.card-actions .btn{font-size:11px;min-height:44px}.practice-layout{grid-template-columns:1fr;gap:20px}.setup{padding:23px}.field-label{font-size:12px}.mock-card{padding:25px}.mock-numbers{gap:40px}.mock-numbers strong{font-size:36px}.quiz-layout{gap:18px}.question-panel{padding:21px}.question-stem{font-size:var(--reading-size);margin:20px 0 24px;line-height:1.95}.question-meta{font-size:10px;gap:7px}.question-meta .pill{font-size:10px}.option{padding:13px;gap:12px;font-size:var(--reading-size);line-height:1.7}.option-letter{width:27px;height:27px;font-size:12px}.quiz-actions{position:sticky;bottom:76px;z-index:10;background:var(--paper);padding:12px 0 2px;margin-top:17px}.quiz-actions .btn{flex:1;min-width:0;min-height:47px}.keyboard-hint{display:none}.answer-feedback{font-size:var(--reading-size);padding:17px;line-height:1.85}.answer-feedback b{font-size:15px}.timer{padding:8px 11px;font-size:14px;gap:6px}.timer .icon{width:17px}.question-dots{grid-template-columns:repeat(8,1fr);gap:7px}.question-dots button{min-height:38px;font-size:11px}.result-summary{flex-direction:column;gap:18px;text-align:center;padding:28px 20px}.result-summary .ring{width:145px;height:145px}.result-summary .button-row{justify-content:center}.result-item summary{padding:17px;font-size:13px;gap:10px}.result-body{padding:13px 19px 20px}.review-hero{padding:24px;align-items:flex-start}.review-hero h2{font-size:20px}.review-hero p{font-size:12px}.review-hero p br{display:none}.review-count{min-width:40px}.review-count strong{font-size:38px}.review-count span{font-size:9px}.review-item{flex-direction:column;align-items:stretch;gap:15px;padding:20px}.review-item h3{font-size:15px}.review-item-actions{display:flex;align-items:center;gap:20px}.review-item-actions a{margin:0}.review-item-actions .btn{min-width:110px}.stats-grid{gap:18px}.stats-grid h2{font-size:18px}.activity-chart{height:210px;gap:12px}.history-row{padding:16px;gap:12px}.history-row .tile-icon{width:36px;height:36px}.history-row>strong{font-size:21px}.history-row b{font-size:13px}.history-row small{font-size:10px}.history-row>.icon{width:15px;margin-left:0}.settings-grid{gap:20px}.panel{padding:23px}.audit-item h3{font-size:15px}.audit-item p{font-size:13px}.source-link{font-size:11px;line-height:1.9}.knowledge-card{scroll-margin:80px}.source-directory{gap:12px}.source-directory .panel{padding:20px}#toast{bottom:calc(85px + env(safe-area-inset-bottom));left:50%;max-width:90vw;width:max-content;font-size:12px;padding:12px 17px}.button-row .btn{min-height:46px}}
@media(max-width:370px){main{padding:21px 14px 30px}.topbar{padding:0 14px}.hero{padding:22px}.hero h2{font-size:24px}.hero-actions{gap:12px}.hero .btn{font-size:12px;padding:11px 12px}.hero-link{font-size:10px}.metrics article{padding:16px}.metrics strong{font-size:27px}.metrics small{font-size:9px}.page-heading h1{font-size:23px}.quick-card{padding:18px;gap:0 12px}.question-dots{grid-template-columns:repeat(6,1fr)}.question-panel{padding:18px}.question-meta{flex-wrap:wrap}.review-count{display:none}}
@media(prefers-reduced-motion:reduce){*{scroll-behavior:auto!important;transition:none!important;animation:none!important}}
@media print{.sidebar,.topbar,.mobile-nav,.footer,.filterbar,.tabs,.card-actions,.note-label,.btn,#toast{display:none!important}.workspace{margin:0}main{padding:0}.knowledge-grid{display:block}.knowledge-card{break-inside:avoid;margin-bottom:12px}details:not([open])>*:not(summary){display:block}body{background:white;color:black}.panel{box-shadow:none}a{color:black}.hero{background:white;color:black}.road-art{display:none}}
h1[tabindex="-1"]:focus{outline:none}

.learning-visual{margin:18px auto 25px;text-align:center;padding:20px;background:var(--bg);border-radius:10px;max-width:100%}.learning-visual svg{width:150px;height:150px;max-width:100%}.learning-visual figcaption{font-size:10px;color:var(--muted);margin-top:10px}.quick-reference{padding:0;margin-top:22px}.quick-reference>summary{padding:18px 22px;cursor:pointer;display:flex;justify-content:space-between;gap:14px;font-size:13px;font-weight:600;list-style:none}.quick-reference>summary span{font-size:11px;font-weight:400;color:var(--green);white-space:nowrap}.reference-content{border-top:1px solid var(--line);padding:22px}.reference-content h3{font-size:15px;margin:15px 0}.reference-content h3:first-child{margin-top:0}.weather-grid{display:grid;grid-template-columns:repeat(3,minmax(0,1fr));gap:12px}.weather-grid article{background:var(--green-soft);padding:17px;border-radius:9px;color:var(--green)}.weather-grid article>span{font-size:11px}.weather-grid strong{display:block;font-size:28px;margin-top:10px}.weather-grid small{font-size:10px;font-weight:400}.weather-grid p{font-size:13px}.compare-row{display:flex;gap:12px;flex-wrap:wrap}.compare-row>span{flex:1;min-width:140px;background:var(--bg);border-radius:8px;padding:15px;font-size:12px}.compare-row b{display:block;font-size:17px;color:var(--green);margin-top:6px}@media(max-width:720px){.weather-grid{grid-template-columns:1fr}.weather-grid article{display:grid;grid-template-columns:1fr 1fr;gap:5px 10px}.weather-grid strong{grid-column:2;grid-row:1/3;margin:0;font-size:25px;text-align:right}.weather-grid p{margin:0}.weather-grid article>small{grid-column:1/-1}.quick-reference>summary{padding:16px;font-size:12px}.quick-reference>summary span{font-size:10px}.reference-content{padding:18px}.compare-row{flex-direction:column}.learning-visual svg{width:130px;height:130px}}