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.subject-grid{display:grid;grid-template-columns:repeat(3,minmax(0,1fr));gap:20px;margin:26px 0}.subject-card{display:flex;flex-direction:column;padding:26px;gap:14px;transition:transform .15s,border-color .15s}.subject-card:hover{transform:translateY(-3px);border-color:#8db7a7}.subject-icon{display:grid;place-items:center;width:46px;height:46px;background:var(--mint);color:var(--teal);font-size:22px;border-radius:13px}.subject-card h2{margin:5px 0;font-size:20px}.subject-card p{font-size:13px;color:var(--muted);margin:0}.subject-card>a{margin-top:auto;font-size:13px;font-weight:600}.quick-links{display:grid;grid-template-columns:repeat(3,minmax(0,1fr));gap:14px;margin:24px 0}.quick-links a{display:flex;align-items:center;justify-content:space-between;background:white;padding:20px;border:1px solid var(--line);border-radius:13px;font-size:13px;font-weight:600}.quick-links a:hover{border-color:#6fa88e;text-decoration:none}.welcome-hero .btn{background:#cdebd8;color:#174534;border:0;white-space:nowrap}.welcome-hero h1{font-size:clamp(1.7rem,2.5vw,2.3rem)}.public-layout .workspace{max-width:1480px;margin:auto}.public-layout .topbar{background:transparent;border:0;padding:28px 6%}.public-layout .main-content{padding:36px 6% 60px}.public-layout .site-footer{padding-left:6%;padding-right:6%}.landing-hero{display:grid;grid-template-columns:1.2fr 1fr;gap:70px;align-items:center;padding:50px 0 70px}.landing-hero h1{font-size:clamp(2.8rem,5vw,4.8rem);line-height:1.04;letter-spacing:-.06em}.landing-hero h1 em{color:var(--teal);font-style:normal}.landing-hero>div>p{font-size:17px;max-width:480px;color:var(--muted);margin:25px 0}.learning-visual{background:#dcebe0;border-radius:38% 38% 20px 20px;padding:52px 35px 36px;position:relative}.visual-card{background:white;padding:26px;border:1px solid #d5e4d7;border-radius:18px;box-shadow:0 20px 35px #21463714}.visual-card+.visual-card{margin:14px 0 0 34px;background:var(--nav);color:white}.visual-card .eyebrow{font-size:9px}.visual-card strong{font-size:28px;letter-spacing:-.03em}.visual-card p{font-size:12px;margin:10px 0 0;color:var(--muted)}.visual-card+.visual-card p{color:#b8d4c8}.learning-path{display:flex;gap:8px;margin-top:18px}.learning-path span{flex:1;height:7px;border-radius:4px;background:#87ba9e}.learning-path span:last-child{background:#dae8dc}.auth-layout{display:grid;grid-template-columns:1fr 1fr;max-width:1060px;margin:20px auto;background:white;border:1px solid var(--line);border-radius:24px;overflow:hidden;box-shadow:var(--shadow)}.auth-intro{padding:50px;background:var(--nav);color:#d6eae3;display:flex;flex-direction:column;justify-content:center;position:relative}.auth-intro h2{font-size:38px;color:white;margin:20px 0}.auth-intro .eyebrow{color:#afdbbc}.auth-intro p{font-size:14px}.auth-content{padding:40px 45px}.auth-content h1{font-size:28px}.auth-content .btn{width:100%}.auth-content .subtle{font-size:12px}.auth-divider{text-align:center;font-size:11px;color:var(--muted);display:flex;align-items:center;gap:14px;margin:20px 0}.auth-divider:before,.auth-divider:after{content:"";flex:1;height:1px;background:var(--line)}details>summary{cursor:pointer;font-weight:600;font-size:14px;line-height:1.6}details[open]>summary{margin-bottom:14px}.handbook-layout{display:grid;grid-template-columns:215px 1fr;gap:28px;align-items:start}.handbook-toc{position:sticky;top:20px;padding:20px;background:#fff;border:1px solid var(--line);border-radius:14px}.handbook-toc a{display:block;padding:8px 0;font-size:12px}.handbook-content>section{scroll-margin-top:24px;margin-bottom:24px}.handbook-content h2{margin-top:0}.handbook-content details{border-top:1px solid var(--line);padding:18px 0}.handbook-content details:last-child{padding-bottom:0}.handbook-content details p,.handbook-content details li{font-size:13px}.handbook-content li{margin:8px 0}.handbook-content summary{font-size:14px}.handbook-search{max-width:500px;margin-top:22px}.error-page{max-width:640px;margin:7vh auto;text-align:center;padding:44px;background:white;border:1px solid var(--line);border-radius:24px}.error-code{font-size:72px;line-height:1;color:#8dbda4;font-weight:750;letter-spacing:-.07em;margin-bottom:20px}
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