:root{--paper:#f3f3e9;--ink:#173c35;--muted:#566a60;--accent:#b94c28;--line:#d6ddd2;--white:#fffef7}*{box-sizing:border-box}html{scroll-behavior:smooth;scroll-padding-top:96px}body{margin:0;background:var(--paper);color:var(--ink);font-family:-apple-system,BlinkMacSystemFont,'PingFang SC','Microsoft YaHei',sans-serif}a{color:inherit;text-decoration:none}button{font:inherit;color:inherit;cursor:pointer}button,a{-webkit-tap-highlight-color:transparent}a:focus-visible,button:focus-visible,summary:focus-visible{outline:3px solid var(--accent);outline-offset:5px}button:disabled{cursor:wait}.top{height:76px;display:flex;align-items:center;justify-content:space-between;gap:24px;margin:auto;max-width:1376px;padding:0 48px;border-bottom:1px solid var(--line)}.brand{font-weight:750;white-space:nowrap}.brand span{font-weight:450;font-size:14px;margin-left:12px}.top nav{display:flex;gap:28px;font-size:14px}.top nav a:hover{color:var(--accent)}main{max-width:1376px;margin:auto;padding:0 48px}.hero{min-height:610px;display:grid;grid-template-columns:1fr 1.1fr;gap:50px;align-items:center;padding:56px 0}.eyebrow{font-size:14px;font-weight:650;letter-spacing:.06em;margin:0 0 24px}.hero h1{font-size:clamp(60px,6.3vw,88px);line-height:1.12;letter-spacing:-.06em;margin:0 0 26px;font-weight:800}.hero h1 span{color:var(--accent)}.lede{font-size:18px;line-height:1.8;margin:0 0 30px;color:var(--muted)}.primary{display:inline-flex;gap:40px;align-items:center;padding:16px 24px;background:var(--ink);color:var(--white);border-radius:5px;font-weight:600;transition:transform .2s}.primary:hover{transform:translateY(-3px)}.hero-art{height:475px;position:relative;isolation:isolate}.hero-art img{position:absolute;object-fit:contain;height:auto;width:53%;max-height:450px;box-shadow:0 24px 38px #173c3520;border-radius:3px;transition:transform .5s}.hero-a{left:0;top:8%;transform:rotate(-8deg)}.hero-b{right:0;top:0;transform:rotate(7deg)}.hero-art:hover .hero-a{transform:rotate(-5deg) translateY(-6px)}.hero-art:hover .hero-b{transform:rotate(4deg) translateY(-6px)}.intro-line{padding:28px 0 34px;border-top:1px solid var(--line)}.intro-line span{font-weight:750;font-size:18px}.intro-line p{margin:10px 0 0;color:var(--muted);line-height:1.6}.tabs{display:grid;grid-template-columns:repeat(3,1fr);gap:2px;border-bottom:2px solid var(--ink);margin-bottom:34px}.tabs button{border:0;border-radius:6px 6px 0 0;background:transparent;text-align:left;padding:20px 22px;transition:background .2s}.tabs button[aria-selected=true]{background:var(--ink);color:var(--paper)}.tabs button:not([aria-selected=true]):hover{background:#e3e8dd}.tabs small{display:block;font-size:12px;letter-spacing:.04em;margin-bottom:10px}.tabs span{font-size:20px;font-weight:650;line-height:1.45}.episode-panel{display:grid;grid-template-columns:minmax(0,1fr) 285px;gap:40px}.meta{font-size:13px;color:var(--accent);font-weight:700;margin:0 0 14px}h2{font-size:32px;line-height:1.4;letter-spacing:-.035em;margin:0 0 12px}.episode-claim{font-size:17px;color:var(--muted);line-height:1.6;margin:0 0 24px}.comparison{display:grid;grid-template-columns:1fr 1fr;gap:18px}.image-open{display:block;text-align:left;background:none;border:0;padding:0;min-width:0}.image-open img{display:block;width:100%;aspect-ratio:3/4;object-fit:contain;background:#e7e9de;border-radius:4px;transition:transform .25s}.comparison[data-format=square] img{aspect-ratio:1}.comparison[data-format=wide] img{aspect-ratio:16/9}.image-open:hover img{transform:translateY(-4px)}.image-open span{display:flex;justify-content:space-between;gap:10px;font-size:13px;font-weight:650;padding-top:13px;line-height:1.5}.image-open i{font-size:11px;color:var(--muted);font-style:normal;font-weight:400;white-space:nowrap}.comparison-note{font-size:12px;line-height:1.8;color:var(--muted);margin:15px 0 25px}.takeaway{padding:22px 24px;border-left:3px solid var(--accent);background:#e7ebdf}.takeaway span{font-size:12px;color:var(--muted)}.takeaway p{font-size:21px;line-height:1.5;font-weight:650;margin:8px 0 0}.episode-actions{display:flex;align-items:center;flex-wrap:wrap;gap:22px;margin-top:22px;font-size:13px}.text-button{border:0;border-bottom:1px solid var(--ink);padding:4px 0;background:none}.episode-actions a{border-bottom:1px solid var(--ink);padding:4px 0}#share-status{color:var(--accent);font-size:12px}.screen{padding:0;align-self:start;position:sticky;top:24px}.screen video{display:block;aspect-ratio:9/16;width:100%;background:#173c35;border-radius:10px;box-shadow:0 12px 35px #173c3525}.screen p{font-size:11px;line-height:1.7;color:var(--muted);text-align:center}#video-error{color:#9c3023}.method{display:grid;grid-template-columns:.85fr 1.3fr;gap:60px;margin-top:84px;padding:48px 0;border-top:1px solid var(--line)}.method-title h2{font-size:42px}.method-title .eyebrow{font-size:13px;letter-spacing:0}.step{display:grid;grid-template-columns:34px 1fr;gap:12px;margin-bottom:28px}.step>span{font-size:17px;color:var(--accent);font-weight:750;padding-top:3px}.step h3{font-size:18px;margin:0 0 8px;line-height:1.5}.step p{font-size:14px;line-height:1.85;color:var(--muted);margin:0}details{border-top:1px solid var(--line);padding:19px 0;font-size:14px;line-height:1.9}summary{cursor:pointer;font-weight:650}details p{color:var(--muted)}details a{border-bottom:1px solid var(--ink)}#transcript h4{margin-bottom:4px;color:var(--ink)}#transcript p{margin-top:0}.about{display:grid;grid-template-columns:.85fr 1.3fr;gap:60px;background:#e7ebdf;padding:38px;border-radius:6px;margin:24px 0 60px}.about h2{font-size:28px}.about p{font-size:14px;line-height:1.9;color:var(--muted);margin:0 0 18px}.about a{font-size:14px;border-bottom:1px solid var(--ink)}footer{max-width:1280px;margin:auto;border-top:1px solid var(--line);padding:26px 0 40px;display:flex;justify-content:space-between;gap:20px;font-size:12px}footer span{color:var(--muted)}dialog{border:0;border-radius:8px;background:var(--paper);max-width:94vw;max-height:95dvh;width:min(1200px,94vw);padding:54px 20px 15px;color:var(--ink)}dialog::backdrop{background:#08221de6}dialog img{display:block;max-width:100%;max-height:75dvh;width:auto;margin:auto;object-fit:contain}dialog p{text-align:center;font-size:13px}#close-zoom{position:absolute;right:20px;top:14px;border:0;border-radius:4px;background:var(--ink);color:var(--white);padding:9px 18px}.episode-panel.changing{animation:reveal .35s ease-out}@keyframes reveal{from{opacity:.35;transform:translateY(7px)}to{opacity:1;transform:none}}@media(min-width:1500px){.hero-art img{max-width:290px}}@media(max-width:1000px){.top,main{padding-left:28px;padding-right:28px}.hero{gap:30px;min-height:510px}.hero-art{height:370px}.episode-panel{grid-template-columns:minmax(0,1fr) 245px;gap:24px}.tabs span{font-size:17px}.method,.about{gap:34px}footer{margin:0 28px}.image-open i{display:none}h2{font-size:28px}}@media(max-width:700px){html{scroll-padding-top:20px}.top{height:auto;min-height:76px;padding:18px 20px;align-items:flex-start;gap:18px}.brand{font-size:14px}.brand span{display:block;margin:5px 0 0;font-size:11px}.top nav{gap:14px;font-size:12px;padding-top:5px}.top nav a:last-child{display:none}main{padding:0 20px}.hero{grid-template-columns:1fr;padding:36px 0 25px;gap:26px;min-height:0}.hero h1{font-size:58px;line-height:1.05;margin-bottom:20px}.eyebrow{margin-bottom:20px;font-size:12px}.lede{font-size:15px;margin-bottom:22px}.primary{font-size:14px;padding:13px 20px}.hero-art{height:340px;max-width:390px;width:100%;margin:auto}.hero-art img{width:49%;max-height:320px}.hero-a{left:5%;top:5%}.hero-b{right:5%}.intro-line{padding:24px 0}.intro-line p{font-size:13px}.tabs{gap:0;margin-bottom:24px}.tabs button{padding:13px 9px}.tabs small{font-size:10px;letter-spacing:0;margin-bottom:6px}.tabs span{font-size:13px;line-height:1.5}.episode-panel{display:flex;flex-direction:column;gap:26px}.episode-content{display:contents}.meta{order:0;margin:0}.episode-content h2{order:1;font-size:26px;line-height:1.45;margin:-12px 0 -14px}.episode-claim{order:2;font-size:14px;margin:0}.screen{position:static;order:3;max-width:310px;width:100%;align-self:center}.comparison{order:4;gap:12px}.comparison-note{order:5;margin:-12px 0 0}.takeaway{order:6}.episode-actions{order:7;margin:0}.image-open span{font-size:11px;line-height:1.6}.method{grid-template-columns:1fr;gap:28px;margin-top:54px;padding-top:30px}.method-title h2{font-size:33px}.method-title .eyebrow{font-size:11px}.about{grid-template-columns:1fr;gap:16px;padding:24px;margin-top:0}.about h2{font-size:25px}.about p{font-size:13px}footer{margin:0 20px;flex-wrap:wrap;line-height:1.8}footer span{width:100%;order:3}.takeaway p{font-size:18px}}@media(prefers-reduced-motion:reduce){html{scroll-behavior:auto}*,*::before,*::after{animation:none!important;transition:none!important}.hero-art:hover img{transform:none}}
/* Keep the series usable as more episodes are added. */
.tabs{grid-template-columns:repeat(auto-fit,minmax(200px,1fr))}.episode-actions a,.text-button{min-height:44px;display:inline-flex;align-items:center}#share-status textarea{width:min(100%,420px);display:block;min-height:60px;font:inherit;color:var(--ink);background:var(--white);border:1px solid var(--line);padding:10px;margin:8px 0}#share-status{overflow-wrap:anywhere}.top nav a{min-height:44px;display:flex;align-items:center}@media(max-width:700px){.tabs{display:flex;overflow-x:auto;scroll-snap-type:x proximity}.tabs button{flex:0 0 33.333%;min-width:110px;scroll-snap-align:start}.top nav a{min-height:36px}}body[data-crystal-motion="off"] *{animation:none!important;transition:none!important}

@media(min-width:701px) and (max-width:1000px){.tabs{grid-template-columns:repeat(2,minmax(0,1fr))}}