/* A quiet editorial palette, generous reading space, and tangible learning tools. */
:root{--ink:#243c3b;--muted:#65746f;--paper:#f8f6f0;--line:#e3e4d9;--accent:#a75e3e;--gold:#efc886;--teal:#29645b;--soft:#edf1ea}body{background:var(--paper);color:var(--ink);line-height:1.8}body::before{content:"";height:4px;position:absolute;left:0;right:0;top:0;background:linear-gradient(90deg,#29645b 0 36%,#efc886 36% 72%,#bd775d 72%)}.shell{max-width:1280px;padding-inline:40px}.site-header{background:#f8f6f0f2}.header-inner{min-height:100px;flex-wrap:nowrap;gap:20px}.brand{font-size:20px}.brand-mark{border-radius:50%;width:43px;height:43px;background:#284b43}.brand small{font-size:9px;letter-spacing:2px;margin-top:3px}.top-nav{gap:22px;white-space:nowrap}.top-nav a{font-size:13px;font-weight:600;padding:31px 0;border-width:2px}.language-switch{background:transparent;border-color:#c6d0c5;border-radius:30px;padding:8px 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/* Visual learning edition */
:root{--paper:#faf8f3;--ink:#193c3c;--accent:#bb6843;--gold:#ffc970}.hero{padding:52px;grid-template-columns:1.1fr 1fr;background:#153e3d;color:#fff8e8;overflow:hidden;border-radius:22px;gap:40px}.hero::before{background:radial-gradient(ellipse at 0 100%,#375948,transparent 65%)}.hero .eyebrow,.hero h1,.hero-meta strong{color:#ffda91}.hero p,.hero-meta span{color:#d2dfd4}.hero .actions{flex-wrap:wrap}.hero .btn.outline{color:#fff8e8;border-color:#779289}.hero-index{background:none;border:0;box-shadow:none;transform:none;padding:0;align-self:stretch;position:relative;min-width:0;display:flex;flex-direction:column;justify-content:center}.hero-index::before,.hero-index::after{display:none}.hero-art{display:block;width:100%;height:auto;aspect-ratio:1;object-fit:cover;border-radius:16px;box-shadow:0 22px 48px #071e2350}.hero-art-tag{position:absolute;bottom:24px;left:16px;right:16px;background:#fcf8e5ed;color:#1c4943;font-size:12px;padding:12px 15px;border-radius:10px;text-align:center;backdrop-filter:blur(10px)}.surprise-btn{background:#fff2ca;color:#22443d;border-color:#fff2ca}.chapter-card{overflow:hidden;border-radius:16px;background:white;box-shadow:0 8px 24px #213d3310;transition:box-shadow .2s,transform .2s}.chapter-card:hover{box-shadow:0 14px 32px #213d3320;transform:translateY(-3px)}.module-art-link{display:block;margin:-28px -28px 22px;overflow:hidden}.module-art{display:block;width:100%;height:185px;object-fit:cover;transition:transform .4s}.module-art-link:hover .module-art{transform:scale(1.035)}.chapter-art{display:block;aspect-ratio:16/9;object-fit:cover;width:calc(100% + 56px);max-width:none;margin:-28px -28px 24px}.article-card{overflow:hidden;border-radius:16px}.visual-figure{margin:26px 0}.visual-figure img{display:block;width:100%;height:auto;object-fit:cover;border-radius:18px;background:#e9eee4}.visual-figure figcaption{font-size:10px;line-height:1.5;color:var(--muted);margin-top:9px}.lesson-visual 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0}.decision-option{display:flex;align-items:center;gap:12px;width:100%;text-align:left;font:inherit;font-size:13px;color:#edf5e8;background:#ffffff08;border:1px solid #759387;border-radius:10px;padding:14px;cursor:pointer;transition:background .2s}.decision-option>span{display:grid;place-items:center;flex-shrink:0;width:27px;height:27px;border:1px solid #93ad96;border-radius:50%;font-size:11px}.decision-option:hover{background:#ffffff16}.decision-option.chosen-good{background:#dceac7;color:#193e34;border-color:#dceac7}.decision-option.chosen-rethink{background:#f6d1ac;color:#543422;border-color:#f6d1ac}.decision-feedback{padding:18px 0 0;margin-bottom:0}.takeaway-deck{margin:40px 0}.takeaway-deck h2{font:normal 29px Georgia,'Songti TC',serif;margin:8px 0}.takeaway-deck .section-heading p{font-size:12px}.recall-grid{display:grid;grid-template-columns:repeat(3,minmax(0,1fr));gap:12px}.recall-card{display:flex;flex-direction:column;align-items:flex-start;text-align:left;border:1px solid #c7d6c0;background:#edf2e4;border-radius:14px;padding:20px;min-height:165px;font:inherit;color:#24453c;cursor:pointer;transition:background .2s}.recall-card[aria-expanded="true"]{background:#fff0ce;border-color:#dfbe80}.recall-number{font:normal 34px Georgia,serif;color:#557663;margin-bottom:16px}.recall-prompt{font-size:11px}.recall-answer{font-size:12px;line-height:1.8;margin-top:12px}.recall-answer[hidden]{display:none}.case-study,.quiz,.reflection-journal{scroll-margin-top:130px}.btn,.save-btn,.quiz-option{transition:transform .15s,background .15s}.btn:active,.save-btn:active,.quiz-option:active{transform:scale(.98)}.featured-case{border-radius:18px}.home-lab{border-radius:18px}button:focus-visible,a:focus-visible{outline:3px solid #e4ac49;outline-offset:4px}@media(max-width:900px){.hero{padding:32px;gap:25px}.hero-art-tag{bottom:12px;font-size:10px;padding:9px}.module-art-link{margin:-24px -24px 20px}.chapter-art{width:calc(100% + 48px);margin:-24px -24px 20px}}@media(max-width:720px){.hero{grid-template-columns:1fr;padding:28px 22px;border-radius:16px}.hero-index{display:block}.hero-art{aspect-ratio:16/9;max-height:240px}.hero-art-tag{position:static;margin-top:10px}.hero .actions{gap:8px}.hero .actions .btn{font-size:11px;padding:11px 13px}.module-art-link{margin:-22px -22px 18px}.module-art{height:170px}.chapter-art{width:calc(100% + 44px);margin:-22px -22px 18px}.decision-room{padding:23px 18px}.recall-grid{grid-template-columns:1fr}.recall-card{min-height:110px;padding:17px;display:grid;grid-template-columns:40px 1fr;gap:12px;align-items:center}.recall-number{margin:0;grid-column:1;grid-row:1}.recall-prompt{grid-column:2;grid-row:1}.recall-answer{grid-column:1/-1;margin:0}.page-visual img{height:180px}.lesson-visual img{aspect-ratio:4/3}.visual-figure img{border-radius:12px}}@media(prefers-reduced-motion:reduce){.chapter-card,.module-art,.decision-option,.recall-card,.btn{transition:none!important}.chapter-card:hover,.module-art-link:hover .module-art{transform:none}}@media print{.hero-art-tag,.lesson-waypoints,.decision-room{display:none}.recall-answer[hidden]{display:block}.recall-prompt{display:none}.visual-figure img{max-height:240px}}

.module-art-link{margin:0 0 8px}.chapter-art{width:calc(100% + 40px);margin:-20px -20px 20px}.hero img.hero-art{position:static;transform:none;min-height:0;max-width:100%;border:0}.hero .hero-index{min-height:0}

.hero .btn.gold{background:#ffcd78;color:#173f3c;border-color:#ffcd78}.featured-art{float:right;width:170px;height:130px;object-fit:cover;border-radius:10px;margin:0 0 14px 22px}.feature-bottom{clear:both}@media(max-width:720px){.featured-art{width:105px;height:90px;margin:0 0 10px 12px}}