:root{--paper:#f4efdf;--ink:#232521;--red:#b73529;--card:#faf6e9;--green:#e5e8d5;--line:#d6d0c0;--radius:8px;--shadow:0 2px 10px #23252105}*{box-sizing:border-box}html{scroll-behavior:smooth;scroll-padding-top:24px}body{margin:0;background:var(--paper);color:var(--ink);font:20px/1.8 "PingFang SC","Hiragino Sans GB",sans-serif}a{color:inherit;text-underline-offset:6px}a:hover{color:var(--red)}a:focus-visible{outline:3px solid var(--red);outline-offset:6px}h1,h2,h3,p{margin:0}p+p{margin-top:18px}h1{font-size:clamp(38px,4.2vw,56px);line-height:1.22;letter-spacing:-.045em;font-weight:900}h2{font-size:clamp(28px,3vw,34px);line-height:1.3;letter-spacing:-.025em}h3{font-size:22px;line-height:1.4}em{font-style:normal;color:var(--red)}header,main,footer{width:calc(100% - 64px);max-width:920px;margin:auto}header{min-height:96px;padding:24px 0;display:flex;align-items:center;justify-content:space-between;gap:20px;border-bottom:1px solid var(--line)}
.brand{display:flex;align-items:center;gap:12px;font:700 24px Georgia,serif;text-decoration:none}
.logo{font:bold italic 42px/.8 Georgia,serif}
.text-link{display:inline-block;margin-top:20px;font-weight:600}header .text-link{margin:0;white-space:nowrap}main{padding:0}footer{padding:28px 0;border-top:1px solid var(--line);display:flex;justify-content:space-between;gap:18px;flex-wrap:wrap;font-size:20px}
.eyebrow{font-size:20px;letter-spacing:.06em;margin-bottom:22px}
.hero{display:grid;grid-template-columns:1.1fr 1fr;align-items:center;gap:48px;padding:60px 0}
.lead{font-size:22px;line-height:1.75;margin:28px 0 22px}
.hero>div>p:not(.eyebrow){margin-top:24px}
.art{height:300px;position:relative;isolation:isolate}
.sun{position:absolute;width:230px;height:230px;max-width:90%;aspect-ratio:1;background:var(--red);border-radius:50%;right:24px;top:20px}
.steam{position:absolute;font:bold 170px/.8 Georgia;color:var(--paper);right:42px;top:-10px;transform:rotate(-12deg)}
.sheet{width:196px;height:144px;position:absolute;top:106px;left:24px;transform:rotate(-13deg);background:var(--card);border:1px solid var(--line);border-radius:var(--radius);box-shadow:0 4px 14px #2325210a;display:flex;align-items:center;justify-content:space-around}
.sheet span{font:bold italic 110px Georgia}
.sheet b{font:64px Georgia;align-self:flex-end}
.art>p{position:absolute;bottom:0;right:20px;font:italic 20px Georgia;letter-spacing:.1em}
.actions{display:flex;justify-content:center;align-items:center;gap:12px;width:144px;margin:28px 0}
.actions a{width:40px;height:40px;flex:0 0 40px;border:1px solid;border-radius:50%;display:grid;place-items:center;text-decoration:none;font:bold 22px Georgia;background:var(--card)}
.actions a:nth-child(2){background:var(--ink);color:var(--paper);font-family:sans-serif}
.actions a:hover{transform:translateY(-2px);box-shadow:0 2px 6px #23252112}
.section{padding:54px 0;border-top:1px solid var(--line)}
.section-title{display:flex;justify-content:space-between;align-items:baseline;gap:24px;margin-bottom:26px}
.route{display:grid;grid-template-columns:repeat(5,minmax(0,1fr));border:1px solid var(--line);border-radius:var(--radius);overflow:hidden;box-shadow:var(--shadow);background:var(--card)}
.step{padding:22px 14px;border-right:1px solid var(--line);text-decoration:none;min-width:0}
.number{display:block;font:italic 20px Georgia;margin-bottom:18px}
.step strong{display:block;font:700 20px/1.35 Georgia;margin-bottom:16px;min-height:54px}
.step h3{font-size:20px;line-height:1.6;min-height:64px}
.step p{margin-top:12px}
.step:last-child{border-right:0}
.step:last-child strong,.step:last-child .number{color:var(--red)}
.step:hover{background:var(--green);color:var(--ink)}
.section-note{margin-top:24px}
.studio{display:grid;grid-template-columns:1fr 1.15fr;gap:48px}
.poster{position:relative;min-height:390px;background:var(--green);padding:30px;overflow:hidden;border:1px solid var(--line);border-radius:var(--radius);box-shadow:var(--shadow)}
.big-s{position:absolute;font:bold italic 260px/.9 Georgia;left:22%;top:42px;transform:rotate(-15deg)}
.poster h2{position:absolute;left:30px;bottom:30px;font-size:30px}
.featured{padding:24px 0;align-self:center}
.tag{color:var(--red);font-size:20px;font-weight:700}
.featured h2{margin:22px 0}
.featured h2 a{text-decoration:none}
.featured p{margin-top:20px}
.branches{display:grid;grid-template-columns:1fr 1.2fr;gap:40px}
.branches>div>p{margin-top:24px}
.tree{border-left:1px solid var(--line);padding-left:28px}
.tree article{border:1px solid var(--line);border-radius:var(--radius);box-shadow:var(--shadow);background:var(--card);padding:26px;margin-bottom:28px;position:relative}
.tree article:before{content:'';height:1px;width:30px;position:absolute;left:-30px;top:42px;background:var(--line)}
.tree h3{margin:14px 0}
.tree h3 a{text-decoration:none}
.tree .fork{margin-left:30px;background:var(--green)}
.tree .fork:before{width:60px;left:-60px}
.closing{padding:60px 0 80px;border-top:1px solid var(--line)}
.closing p{margin-top:24px;font:italic 22px/1.7 Georgia}
.card-heading{padding:60px 0 36px}
.card-heading h1{font-size:clamp(36px,4.2vw,52px);margin:20px 0 30px}
.knowledge{padding:40px;background:var(--card);border:1px solid var(--line);border-radius:var(--radius);box-shadow:var(--shadow)}
.knowledge>p{margin:24px 0}
.question{border-top:1px solid var(--line);margin-top:32px;padding-top:24px}
.question h3{font-size:24px;margin:14px 0}
.reading{max-width:900px;padding:48px 0;border-bottom:1px solid var(--line)}
.reading h2{margin:16px 0 24px}
.reading .text-link{margin-right:30px}
.share-box{background:var(--green);padding:32px;margin:40px 0;border:1px solid var(--line);border-radius:var(--radius);box-shadow:var(--shadow)}
.share-box p{margin-top:22px}
.identifier{overflow-wrap:anywhere}
.skip{position:absolute;left:16px;top:-100px;padding:12px;background:var(--paper);z-index:10}
.skip:focus{top:10px}
@media(max-width:700px){
header,main,footer{width:calc(100% - 40px)}
header{min-height:86px;padding:22px 0;gap:12px}
.brand{font-size:22px;gap:10px}
.logo{font-size:36px}header .text-link{font-size:20px}
.hero{grid-template-columns:1fr;padding:36px 0 40px;gap:16px}
.lead{font-size:22px}
.art{height:248px;max-width:330px;width:100%;margin:8px auto 0}
.sun{width:190px;height:190px;right:20px;top:12px}
.sheet{width:170px;height:124px;top:78px;left:24px}
.sheet span{font-size:96px}
.sheet b{font-size:56px}
.steam{font-size:145px;top:-16px}
.art>p{font-size:20px;right:16px}
.section{padding:36px 0}
.section-title{display:block}
.section-title p{margin-top:14px}
.route{grid-template-columns:1fr}
.step{display:grid;grid-template-columns:52px 1fr;padding:22px;column-gap:12px;border-right:0;border-bottom:1px solid var(--line)}
.step:last-child{border-bottom:0}
.number{grid-row:1/4;margin:0}
.step strong{margin:0 0 10px;min-height:0}
.step h3,.step p{grid-column:2;min-height:0}
.studio,.branches{grid-template-columns:1fr;gap:30px}
.poster{min-height:320px}
.big-s{font-size:220px;left:28%;top:30px}
.poster h2{font-size:28px}
.featured{padding:0}
.tree{padding-left:20px}
.tree article{padding:20px}
.tree article:before{width:21px;left:-21px}
.tree .fork{margin-left:16px}
.tree .fork:before{width:37px;left:-37px}
.tree h3{font-size:22px}
.card-heading{padding-top:36px}
.knowledge{padding:24px}
.question h3{font-size:22px}
.share-box{padding:24px}
.reading{padding:34px 0}
.closing{padding:40px 0 48px}
footer{padding:24px 0;display:block}footer>*{display:block;margin:10px 0}
}
@media(prefers-reduced-motion:reduce){html{scroll-behavior:auto}
.actions a:hover{transform:none}}

.update-note{flex-basis:100%;margin:0;color:var(--ink)}