:root{--ink:#07131d;--navy:#0b2235;--blue:#0b5cff;--cyan:#41d9ff;--paper:#f4f7f9;--white:#fff;--line:#cbd7df;--muted:#607080;--lime:#c7ff45;--shadow:0 18px 50px rgba(7,19,29,.11)}
*{box-sizing:border-box}html{scroll-behavior:smooth}body{margin:0;background:var(--paper);color:var(--ink);font-family:Inter,ui-sans-serif,system-ui,-apple-system,BlinkMacSystemFont,"Segoe UI",sans-serif;font-size:16px;line-height:1.55}button,input{font:inherit}button{cursor:pointer}.topbar{height:72px;display:flex;align-items:center;justify-content:space-between;padding:0 clamp(20px,5vw,72px);background:var(--white);border-bottom:1px solid var(--line);position:sticky;top:0;z-index:10}.brand{display:flex;align-items:center;gap:10px;color:var(--ink);font-weight:800;text-decoration:none}.brandmark{display:grid;place-items:center;width:34px;height:34px;background:var(--ink);color:var(--cyan);font-size:12px;letter-spacing:-.5px;border-radius:8px}.topbar nav{display:flex;gap:28px}.topbar nav a{color:var(--muted);text-decoration:none;font-weight:650}.topbar nav a:hover{color:var(--blue)}.ghost,.primary{border:0;border-radius:8px;padding:10px 14px;font-weight:750}.ghost{background:#e9eff3;color:var(--ink)}.primary{background:var(--lime);color:var(--ink);box-shadow:0 5px 0 #82ad18}.primary:active{transform:translateY(3px);box-shadow:0 2px 0 #82ad18}main{max-width:1500px;margin:auto}.overview{background:var(--navy);color:var(--white);padding:clamp(56px,8vw,110px) clamp(24px,7vw,100px);display:grid;grid-template-columns:1.5fr .75fr;gap:48px;align-items:end;min-height:540px;background-image:linear-gradient(rgba(65,217,255,.07) 1px,transparent 1px),linear-gradient(90deg,rgba(65,217,255,.07) 1px,transparent 1px);background-size:42px 42px}.eyebrow{font-size:.75rem;letter-spacing:.18em;font-weight:850;color:var(--blue);margin:0 0 16px}.overview .eyebrow{color:var(--cyan)}h1{font-size:clamp(3rem,7vw,6.5rem);line-height:.94;letter-spacing:-.065em;margin:0;max-width:900px}h1 span{color:var(--cyan)}.lede{font-size:clamp(1rem,1.7vw,1.3rem);color:#bfd0dc;max-width:700px;margin:28px 0 0}.scorecard{background:rgba(255,255,255,.08);border:1px solid rgba(255,255,255,.16);border-radius:18px;padding:24px;display:flex;align-items:center;gap:22px;backdrop-filter:blur(8px)}.ring{--p:0;display:grid;place-content:center;width:116px;aspect-ratio:1;border-radius:50%;background:radial-gradient(circle 43px,var(--navy) 98%,transparent),conic-gradient(var(--lime) calc(var(--p)*1%),rgba(255,255,255,.15) 0);text-align:center;flex:none}.ring strong{font-size:1.6rem}.ring span{font-size:.72rem;color:#bfd0dc}.metric{margin:0 0 5px;font-size:1.1rem}.muted{color:var(--muted);margin:.3rem 0}.scorecard .muted{color:#bfd0dc}.principles{display:grid;grid-template-columns:repeat(3,1fr);background:var(--white);border-bottom:1px solid var(--line)}.principles article{display:flex;gap:18px;padding:30px clamp(20px,4vw,52px);border-right:1px solid var(--line)}.principles article:last-child{border:0}.principles span{font:800 1.5rem ui-monospace,monospace;color:var(--blue)}.principles p{margin:6px 0 0;color:var(--muted)}.section{padding:clamp(64px,8vw,110px) clamp(24px,7vw,100px);border-bottom:1px solid var(--line)}.section-head{display:flex;justify-content:space-between;align-items:end;gap:32px;margin-bottom:38px}.section-head>p{max-width:460px}.section h2{font-size:clamp(2.2rem,4vw,4rem);line-height:1;letter-spacing:-.045em;margin:0}.week-tabs{display:flex;gap:8px;overflow-x:auto;padding-bottom:8px}.week-tabs button{border:1px solid var(--line);background:transparent;border-radius:999px;padding:10px 17px;white-space:nowrap;font-weight:750;color:var(--muted)}.week-tabs button[aria-selected=true]{background:var(--ink);color:var(--white);border-color:var(--ink)}.week-panel{margin-top:24px;background:var(--white);border:1px solid var(--line);border-radius:18px;box-shadow:var(--shadow);display:grid;grid-template-columns:.7fr 1.3fr;overflow:hidden}.week-intro{padding:36px;background:var(--navy);color:white}.week-number{color:var(--cyan);font:800 .8rem ui-monospace,monospace;letter-spacing:.14em}.week-intro h3{font-size:2.2rem;line-height:1.05;margin:16px 0}.week-intro p{color:#bfd0dc}.tasks{padding:20px}.task{display:flex;gap:14px;align-items:flex-start;padding:18px;border-bottom:1px solid #e4eaee}.task:last-child{border:0}.task input{width:20px;height:20px;accent-color:var(--blue);margin-top:3px}.task label{cursor:pointer}.task label b{display:block}.task label span{display:block;color:var(--muted);margin-top:3px}.task.complete label{text-decoration-color:var(--blue);opacity:.55}.split{display:grid;grid-template-columns:1.2fr .8fr;gap:clamp(40px,8vw,110px);background:#e9f0f4}.prompt-card{margin-top:34px;background:var(--white);padding:34px;border-radius:16px;border-left:6px solid var(--blue);box-shadow:var(--shadow)}.prompt-card>span,.pill{display:inline-block;font:800 .75rem ui-monospace,monospace;letter-spacing:.1em;color:var(--blue);background:#e9efff;border-radius:999px;padding:6px 10px}.prompt-card h3{font-size:1.6rem;margin:18px 0 8px}.prompt-card .primary{margin-top:18px}.workflow{background:var(--ink);color:white;border-radius:18px;padding:34px}.workflow h3{font-size:1.5rem;margin-top:0}.workflow ol{list-style:none;margin:0;padding:0}.workflow li{display:flex;gap:16px;padding:17px 0;border-bottom:1px solid rgba(255,255,255,.13)}.workflow li:last-child{border:0}.workflow li>span{display:grid;place-items:center;background:var(--cyan);color:var(--ink);width:28px;height:28px;border-radius:50%;font-weight:850;flex:none}.workflow p{color:#aebfcb;margin:2px 0}.filter-search label{display:block;font-size:.78rem;font-weight:800;color:var(--muted);margin-bottom:5px}.filter-search input{width:min(360px,80vw);padding:12px 14px;border:1px solid var(--line);border-radius:8px;background:white}.filter-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:14px}.filter-card{background:var(--white);border:1px solid var(--line);border-radius:12px;padding:20px}.filter-card b{display:block;margin-bottom:12px}.filter-card code{display:block;overflow:auto;background:var(--navy);color:var(--cyan);padding:13px;border-radius:7px;font-size:.84rem}.filter-card p{color:var(--muted);margin:12px 0 0}.course{background:var(--navy);color:white}.course>.div{}.course h2{max-width:850px}.course .eyebrow{color:var(--cyan)}.course-grid{display:grid;grid-template-columns:1fr 1fr;gap:18px;margin-top:38px}.course-grid article{padding:30px;background:rgba(255,255,255,.08);border:1px solid rgba(255,255,255,.14);border-radius:14px}.course-grid article.accent{border-color:var(--cyan)}.course-grid .pill{color:var(--ink);background:var(--cyan)}.course-grid h3{font-size:1.45rem;margin:18px 0 8px}.course-grid p{color:#bfd0dc}.note{color:#9fb3c0;font-size:.9rem;margin-top:20px}footer{padding:32px clamp(24px,7vw,100px);display:flex;justify-content:space-between;align-items:center;background:white;color:var(--muted)}
@media(max-width:850px){.topbar nav{display:none}.overview,.week-panel,.split{grid-template-columns:1fr}.overview{min-height:0}.principles,.filter-grid{grid-template-columns:1fr}.principles article{border-right:0;border-bottom:1px solid var(--line)}.scorecard{max-width:420px}.section-head{align-items:start;flex-direction:column}.course-grid{grid-template-columns:1fr}}
@media(max-width:520px){.topbar{padding:0 16px}.topbar .brand>span:last-child{display:none}.overview,.section{padding-left:20px;padding-right:20px}.scorecard{align-items:flex-start}.ring{width:96px}.principles article{padding:24px 20px}footer{padding:26px 20px}}
@media(prefers-reduced-motion:reduce){html{scroll-behavior:auto}*{transition:none!important}}