:root{font-family:'Segoe UI',Arial,sans-serif;color:#233443;background:#fffaf3;font-size:17px;line-height:1.65;--accent:#235f68;--tint:#e3f3f1;--line:#e2dfd8;--muted:#59656c}*{box-sizing:border-box}body{margin:0}h1,h2,p{margin-top:0}h1,h2{line-height:1.15;letter-spacing:-.025em}h1{font-size:clamp(35px,5vw,62px);font-weight:800;margin-bottom:18px}h2{font-size:24px}a{color:var(--accent);text-underline-offset:4px}button,input,textarea{font:inherit}button,.button{display:inline-flex;justify-content:center;align-items:center;min-height:46px;border:1px solid var(--accent);background:var(--accent);color:white;padding:11px 19px;border-radius:10px;text-decoration:none;font-weight:650;font-size:15px;cursor:pointer}button:hover,.button:hover{filter:brightness(.92)}button.secondary,.button.secondary{background:white;color:var(--accent);border-color:#b5c4c5}a:focus-visible,button:focus-visible,textarea:focus-visible,summary:focus-visible{outline:3px solid 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@media(max-width:700px){.slide-tabs{gap:5px;margin-bottom:20px}.slide-tabs a{padding:9px 3px;flex-direction:column;text-align:center;font-size:10px;overflow-wrap:anywhere}.slide-tabs b{width:22px;height:22px}.deck-top{font-size:11px}.slide-content{min-height:0}.slide-deck .method-title{padding:22px}.slide-content>h1{margin:20px 0;font-size:29px}.history-panel{padding:23px;font-size:17px}.era{font-size:21px}.slide-controls .button,.slide-controls button{min-width:0;padding:10px 13px;font-size:13px}.video-links{flex-wrap:wrap}.reading-list li{padding:16px}.video-unavailable{padding:28px 20px}.slide-controls{position:sticky;bottom:0;background:#fffaf3;z-index:2}.slide-count{white-space:nowrap}}
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.example-setting{font-size:20px;color:var(--accent);background:var(--tint);padding:18px 24px;border-radius:12px}.example-steps{list-style:none;counter-reset:example;padding:0;display:grid;gap:12px}.example-steps li{counter-increment:example;position:relative;background:white;border:1px solid var(--line);border-radius:12px;padding:18px 22px 18px 66px}.example-steps li:before{content:counter(example);position:absolute;left:20px;top:18px;display:grid;place-items:center;width:28px;height:28px;border-radius:50%;background:var(--tint);color:var(--accent);font-weight:750}.example-steps h2{font-size:20px;margin-bottom:8px}.example-steps p{font-size:17px;margin:0}.example-notice{font-size:15px;border-left:4px solid var(--accent);padding:8px 18px}.example-notice strong{display:block;color:var(--accent);margin-bottom:5px}
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@media(prefers-reduced-motion:reduce){.method-card{transition:none}}
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