:root{color-scheme:light;--paper:#f7f5ef;--ink:#26392f;--muted:#657369;--line:#dce2d8;--green:#285d44;--white:#fffef9}*{box-sizing:border-box}html{scroll-behavior:smooth}body{margin:0;background:var(--paper);color:var(--ink);font-family:"Microsoft YaHei","PingFang SC",system-ui,sans-serif;line-height:1.85}a{color:var(--green);text-underline-offset:4px}img{display:block;max-width:100%;height:auto}button,a{touch-action:manipulation}a:focus-visible,button:focus-visible{outline:3px solid #be7b25;outline-offset:4px}.shell{width:min(1120px,calc(100% - 48px));margin:auto}.topbar{display:flex;align-items:center;justify-content:space-between;gap:20px;padding:23px 0;border-bottom:1px solid var(--line);font-size:14px}.brand{color:var(--ink);font-weight:700;text-decoration:none}.topbar nav{display:flex;gap:22px}.hero{padding:72px 0 64px;max-width:850px}.eyebrow{color:var(--green);font-size:12px;letter-spacing:.13em;font-weight:700}.hero h1{font-size:clamp(32px,4.5vw,53px);line-height:1.4;letter-spacing:-.035em;margin:16px 0 22px;font-family:"Noto Serif SC","Songti SC",SimSun,serif}.hero p{max-width:720px;color:var(--muted);font-size:17px}.actions{display:flex;align-items:center;gap:24px;flex-wrap:wrap;margin-top:28px}.button{display:inline-block;padding:11px 23px;background:var(--green);color:white;border-radius:7px;text-decoration:none;font-size:14px;font-weight:600}.section-title{display:flex;justify-content:space-between;align-items:baseline;gap:20px;margin:0 0 20px}.section-title h2{font-size:23px;margin:0}.section-title span{color:var(--muted);font-size:13px}.cards{display:grid;grid-template-columns:repeat(3,minmax(0,1fr));gap:24px}.card{background:var(--white);border:1px solid var(--line);border-radius:12px;overflow:hidden}.card>a{display:block;text-decoration:none;color:inherit}.card img{width:100%;aspect-ratio:3/4;object-fit:contain;background:#eeece4}.card-copy{padding:22px}.card h3{font-size:19px;line-height:1.65;margin:9px 0}.card p{color:var(--muted);font-size:14px;margin:0}.read-link{display:block;margin-top:20px;color:var(--green);font-size:13px;font-weight:700}.resources{margin:48px 0 24px;padding:28px 32px;border:1px solid var(--line);border-radius:12px;background:#edf0e7;display:flex;justify-content:space-between;gap:32px;align-items:center}.resources h2{margin:0 0 8px;font-size:21px}.resources p{margin:0;color:var(--muted);font-size:14px}.resources a{white-space:nowrap}footer{margin-top:42px;padding:24px 0 34px;border-top:1px solid var(--line);color:var(--muted);font-size:12px}.breadcrumb{font-size:13px;margin:28px 0}.note{display:grid;grid-template-columns:minmax(0,1.05fr) minmax(0,1fr);gap:44px;align-items:start;margin-top:26px}.viewer{background:var(--white);border:1px solid var(--line);border-radius:12px;overflow:hidden}.main-picture{position:relative}.main-picture>img{width:100%;aspect-ratio:3/4;object-fit:contain;background:#eeece4}.image-count{position:absolute;right:15px;top:15px;background:#26392fc9;color:white;padding:2px 11px;border-radius:20px;font-size:12px}.gallery-controls{display:flex;gap:8px;flex-wrap:wrap;padding:12px}.gallery-controls button{background:white;color:var(--ink);border:1px solid var(--line);border-radius:5px;padding:5px 12px;font:inherit;font-size:12px;cursor:pointer}.gallery-controls button[aria-pressed=true]{background:var(--green);border-color:var(--green);color:white}.note h1{font-size:clamp(26px,3vw,35px);line-height:1.55;margin:12px 0 22px}.note-body{white-space:pre-wrap;font-size:16px;line-height:2}.topics{color:var(--green);font-size:13px;line-height:2;margin-top:24px}.caption{color:var(--muted);font-size:12px;padding:0 15px 16px;margin:0}.note-links{display:flex;flex-wrap:wrap;gap:20px;margin-top:28px;font-size:13px}.note-byline{font-size:13px;color:var(--muted)}.note .actions{margin-top:32px}.note-end{margin-top:48px;padding-top:24px;border-top:1px solid var(--line);color:var(--muted);font-size:14px}@media(max-width:760px){.shell{width:calc(100% - 32px)}.topbar{padding:17px 0;font-size:12px}.topbar nav{gap:13px}.hero{padding:40px 0}.hero p{font-size:15px}.cards{grid-template-columns:1fr;gap:24px}.card>a{display:grid;grid-template-columns:120px minmax(0,1fr);align-items:center}.card img{height:100%;min-height:200px;aspect-ratio:auto;object-fit:contain}.card-copy{padding:18px}.card h3{font-size:17px}.card p{font-size:13px}.read-link{margin-top:12px}.resources{padding:23px;display:block}.resources a{display:inline-block;margin-top:15px}.note{grid-template-columns:1fr;gap:24px}.note h1{font-size:27px}.note .viewer{max-width:520px;width:100%;margin:auto}.section-title span{display:none}.note-body{font-size:15px}}