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a{font-size:15px;font-weight:600}.technique-links{padding:14px 18px;background:#f1f5fc;margin:20px 0;font-size:14px}.technique-links a{display:inline-block;margin-right:14px}.tutorial-page svg text{font-family:-apple-system,BlinkMacSystemFont,'Segoe UI',sans-serif;font-size:15px;fill:var(--muted)}.tutorial-page svg .plot-label{font-size:13px}.tutorial-page svg .svg-title{font-weight:600;fill:var(--ink)}@media(max-width:760px){.tutorial-page main{padding:30px 20px}.lesson-experiment{grid-template-columns:1fr}.controls{border-left:0;border-top:1px solid var(--line);padding:20px}.visual{padding:8px}.lesson h2{font-size:29px}.lesson{padding:28px 0}.tutorial-hero h1{font-size:39px}.tutorial-index a{font-size:13px;padding:7px 10px}.lesson-insight{padding:14px 16px}.controls input[type=range]{margin-bottom:14px}.visual svg{max-height:none}.tutorial-page header{gap:16px}}@media(prefers-reduced-motion:reduce){html{scroll-behavior:auto}}@media 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@media(max-width:650px){body:not(.tutorial-page):not(.derivation-page) header a[href="#conventions"]{display:none}body:not(.tutorial-page):not(.derivation-page) header{gap:14px}}

.theorem-visible{padding:18px 22px;background:#eef3fc;border-left:3px solid var(--blue);margin:20px 0;font-size:16px}.theorem-visible .math{background:transparent;margin:4px 0;padding:8px 0}.theorem-visible p{margin:6px 0 0;font-size:15px;color:var(--muted);max-width:760px}

.lesson-symbols{padding:16px 18px;margin:18px 0;background:#f0f4f8;border-left:3px solid #879bb5;font-size:14px;line-height:1.7}.lesson-symbols p{margin:6px 0 0}