:root{--bg-canvas:#1c1f24;--bg-surface:#292d32;--bg-surface-hover:#32383d;--text-primary:#e5e7eb;--text-muted:#b9c2c8;--accent-primary:#14b8a6;--accent-secondary:#7cdecf;--border-subtle:#50595e;--ease-kinetic:cubic-bezier(.16,1,.3,1);--shadow-elevation:none;--glow-accent:none;--glass-backdrop:blur(16px) saturate(180%)}*{box-sizing:border-box}body{margin:0;background:var(--bg-canvas);color:var(--text-primary);font:17px/1.8 'Trebuchet MS','Segoe UI',sans-serif;overflow-wrap:anywhere;hyphens:auto}a{color:var(--accent-secondary);text-decoration-thickness:1px;text-underline-offset:5px}a:hover{color:#fff}button,input,textarea,select{font:inherit}button,a,input,textarea,summary{outline-offset:5px} :focus-visible{outline:2px solid var(--accent-primary)}button{cursor:pointer}.skip{position:absolute;top:-100px;left:16px;background:var(--bg-surface);padding:10px;z-index:10}.skip:focus{top:12px}.tagline{margin:0;padding:9px 4%;border-bottom:1px solid 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var(--border-subtle);border-radius:20px;overflow:hidden}.ribbon span{flex:1 1 145px;padding:17px 20px;background:var(--bg-surface);border-right:1px solid var(--border-subtle);color:var(--accent-secondary)}.article-head{padding:65px 0 28px}.article-head .lead{max-width:70ch}.article-layout{display:grid;grid-template-columns:minmax(0,1.5fr) minmax(240px,1fr);gap:55px;align-items:start;padding:20px 0 70px}.prose{max-width:70ch;margin:0 auto}.prose h2{font-size:1.85rem;margin-top:42px}.prose h3{margin-top:30px}.prose ul,.prose ol{padding-left:25px}.prose li{margin:10px 0}.side-note{position:sticky;top:25px}.side-note .panel{margin-top:22px}.note{border-left:3px solid var(--accent-primary);padding:15px 22px;background:var(--bg-surface);border-radius:0 20px 20px 0}.small{font-size:.87rem;color:var(--text-muted)}table{width:100%;border-collapse:collapse;min-width:470px;margin:12px 0 26px;font-size:.9rem}th,td{text-align:left;vertical-align:top;border-bottom:1px solid var(--border-subtle);padding:15px 12px}th{color:var(--accent-secondary)}details{border:1px solid var(--border-subtle);border-radius:20px;background:var(--bg-surface);margin-bottom:14px;padding:19px 23px}summary{cursor:pointer;font-weight:bold;line-height:1.5}details p{margin:18px 0 4px}details[open]{border-color:var(--accent-primary)}.reading{max-width:72ch;margin:0 auto;padding:50px 0 75px}.reading h2{font-size:1.8rem;margin-top:38px}.contact-layout{display:grid;grid-template-columns:1.2fr .8fr;gap:32px;padding-bottom:70px}label{display:block;margin:17px 0 6px;font-weight:bold}input,textarea,select{width:100%;padding:12px 16px;border:1px solid var(--border-subtle);background:var(--bg-canvas);color:var(--text-primary);border-radius:20px}textarea{resize:vertical;min-height:170px}.review{white-space:pre-wrap;background:var(--bg-canvas);padding:20px;border:1px solid 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a{font-size:1rem}@keyframes menu-in{from{opacity:0;transform:translateY(-8px)}to{opacity:1;transform:none}}}@media(max-width:480px){.wrap{padding:0 20px}.tagline{font-size:.68rem}.hero,.lesson{padding:45px 0;gap:30px}h1{font-size:2.55rem}.section{padding:45px 0}.panel{padding:22px}.grid{grid-template-columns:minmax(0,1fr)}.actions{gap:16px}.article-head{padding-top:38px}.reading{padding-top:30px}.brand-mark{width:25px;height:30px}.brand{gap:7px}.ribbon span{flex-basis:50%}}@media(prefers-reduced-motion:reduce){*,*:before,*:after{animation:none!important;transition:none!important;scroll-behavior:auto!important}.js-motion .reveal{opacity:1;transform:none}}