:root{--ink:#19201d;--muted:#626b66;--paper:#f6f4ef;--surface:#fffdf8;--accent:#315c4b;--accent-dark:#234638;--line:#dcded7;--serif:Georgia,"Times New Roman",serif;--sans:Inter,ui-sans-serif,-apple-system,BlinkMacSystemFont,"Segoe UI",sans-serif}*{box-sizing:border-box}html{scroll-behavior:smooth;scroll-padding-top:6rem}body{margin:0;color:var(--ink);background:var(--paper);font-family:var(--sans);font-size:16px;line-height:1.7;-webkit-font-smoothing:antialiased}a{color:var(--accent);text-decoration-thickness:1px;text-underline-offset:.2em}a:hover{color:var(--accent-dark)}.skip-link{position:fixed;z-index:30;top:1rem;left:1rem;padding:.6rem 1rem;color:#fff;background:var(--accent-dark);transform:translateY(-160%)}.skip-link:focus{transform:translateY(0)}.course-nav{position:sticky;z-index:20;top:0;min-height:72px;padding-inline:max(24px,calc((100% - 1100px)/2));display:flex;align-items:center;justify-content:space-between;border-bottom:1px solid rgba(49,92,75,.14);background:rgba(246,244,239,.94);backdrop-filter:blur(12px)}.course-nav nav{display:flex;gap:clamp(1rem,3vw,2rem)}.course-nav nav a{color:#3e4742;font-size:.8rem;font-weight:700;text-decoration:none;letter-spacing:.04em}.course-mark{width:2.55rem;height:2.55rem;display:grid;place-items:center;border:1px solid var(--accent);border-radius:50%;font-family:var(--serif);font-weight:700;text-decoration:none}main{padding-bottom:5rem}center{display:block}body>main>center>table{width:min(1060px,calc(100% - 48px))!important;margin:0 auto;border-collapse:separate;border-spacing:0;background:var(--surface);box-shadow:0 18px 55px rgba(25,32,29,.07)}body>main>center>table>tbody>tr>td:not(.section-bar):not(.course-hero){padding:2rem clamp(1.4rem,5vw,4rem)}.course-hero{padding:clamp(3.5rem,8vw,6.5rem) clamp(1.4rem,5vw,4rem);color:#f7f5ee;background:var(--accent-dark)}.course-kicker{margin:0 0 .8rem;color:#bed0c7;font-size:.72rem;font-weight:750;letter-spacing:.16em;text-transform:uppercase}.course-hero h1{margin:0;font-family:var(--serif);font-size:clamp(3.2rem,8vw,6.5rem);font-weight:400;line-height:.98;letter-spacing:-.04em}.section-bar{padding:1.25rem clamp(1.4rem,5vw,4rem);border-top:1px solid var(--line);border-bottom:1px solid var(--line);background:#eef1ec}.section-bar h2{margin:0;font-family:var(--serif);font-size:clamp(1.65rem,3.5vw,2.35rem);font-weight:400;letter-spacing:-.025em}.section-bar a[name]{position:relative;top:-6rem}.quick-links{margin-top:1.2rem;display:flex;flex-wrap:wrap;gap:.55rem}.quick-links a{padding:.42rem .7rem;border:1px solid var(--line);color:var(--accent-dark);background:var(--paper);font-size:.75rem;font-weight:700;text-decoration:none}.quick-links a:hover{border-color:var(--accent);background:#e9efeb}ul{padding-left:1.3rem}li{margin-bottom:.45rem}font[color=red]{color:#a53b31!important}strike{color:#8a928e}body>main table table{width:100%!important;border-collapse:collapse;border:0!important;font-size:.9rem}body>main table table td{padding:.85rem 1rem!important;border:0!important;border-bottom:1px solid var(--line)!important;vertical-align:top}body>main table table tr:first-child td{color:#fff;background:var(--accent);font-size:.76rem;letter-spacing:.03em}body>main table table tr:nth-child(even):not(:first-child){background:#faf9f5}body>main table table td:first-child{width:4rem!important;color:var(--accent);font-variant-numeric:tabular-nums}.course-footer{min-height:110px;padding:2rem max(24px,calc((100% - 1060px)/2));display:flex;justify-content:space-between;gap:2rem;color:#cbd4cf;background:#171d1a;font-size:.82rem}.course-footer a{color:#fff;font-family:var(--serif);font-size:1.05rem}@media(max-width:700px){.course-nav{min-height:64px;padding-inline:16px}.course-nav nav a:nth-child(3){display:none}body>main>center>table{width:calc(100% - 24px)!important;box-shadow:none}body>main>center>table>tbody>tr>td:not(.section-bar):not(.course-hero){padding:1.5rem 1rem}.course-hero,.section-bar{padding-left:1rem;padding-right:1rem}body>main table table{display:block;overflow-x:auto;white-space:normal}.course-footer{flex-direction:column}.quick-links{gap:.4rem}}@media(prefers-reduced-motion:reduce){html{scroll-behavior:auto}*{transition:none!important}}
body>main table table.tutorial-table tr:first-child td{color:inherit;background:transparent;font-size:inherit;letter-spacing:normal}body>main table table.tutorial-table tr:first-child td:first-child{color:var(--accent)}