.zhong-case[data-astro-cid-66m4wlmo]{--red:#8d2029;--ink:#292b27;--muted:#797b72;--paper:#faf8f3;--line:#e2dcd1}[data-astro-cid-66m4wlmo]{box-sizing:border-box}.zhong-case[data-astro-cid-66m4wlmo]{background:var(--paper);color:var(--ink);margin:0;font:15px/1.85 -apple-system,BlinkMacSystemFont,PingFang SC,sans-serif}a[data-astro-cid-66m4wlmo]{color:inherit;text-decoration:none}button[data-astro-cid-66m4wlmo]{font:inherit}img[data-astro-cid-66m4wlmo]{max-width:100%;display:block}h1[data-astro-cid-66m4wlmo],h2[data-astro-cid-66m4wlmo],h3[data-astro-cid-66m4wlmo],p[data-astro-cid-66m4wlmo],figure[data-astro-cid-66m4wlmo]{margin:0}h1[data-astro-cid-66m4wlmo],h2[data-astro-cid-66m4wlmo],h3[data-astro-cid-66m4wlmo],.serif[data-astro-cid-66m4wlmo]{font-family:Songti SC,Noto Serif CJK SC,serif;font-weight:600}h1[data-astro-cid-66m4wlmo]{letter-spacing:.025em;font-size:clamp(38px,5.3vw,70px);line-height:1.2}h2[data-astro-cid-66m4wlmo]{font-size:clamp(29px,3vw,40px);line-height:1.4}h3[data-astro-cid-66m4wlmo]{font-size:23px;line-height:1.5}.wrap[data-astro-cid-66m4wlmo]{width:min(1160px,90%);margin:auto}.eyebrow[data-astro-cid-66m4wlmo]{letter-spacing:.22em;color:var(--red);margin-bottom:18px;font-size:11px}.muted[data-astro-cid-66m4wlmo]{color:var(--muted)}header[data-astro-cid-66m4wlmo]{border-bottom:1px solid var(--line);background:#fdfbf7}.header[data-astro-cid-66m4wlmo]{justify-content:space-between;align-items:center;gap:25px;height:82px;display:flex}.brand[data-astro-cid-66m4wlmo]{align-items:center;gap:10px;display:flex}.brand[data-astro-cid-66m4wlmo] img[data-astro-cid-66m4wlmo]{object-fit:contain;width:29px;height:36px}.brand[data-astro-cid-66m4wlmo] strong[data-astro-cid-66m4wlmo]{letter-spacing:.13em;color:var(--red);font:700 23px/1.2 Songti SC,serif;display:block}.brand[data-astro-cid-66m4wlmo] small[data-astro-cid-66m4wlmo]{color:#938a7c;letter-spacing:.06em;font-size:9px}nav[data-astro-cid-66m4wlmo]{gap:29px;font-size:14px;display:flex}nav[data-astro-cid-66m4wlmo] .active[data-astro-cid-66m4wlmo]{color:var(--red);border-bottom:1px solid var(--red)}.contact[data-astro-cid-66m4wlmo]{background:var(--red);color:#fff;border-radius:4px;padding:8px 22px;font-size:13px}.menu[data-astro-cid-66m4wlmo]{color:var(--red);background:0 0;border:0;padding:8px;display:none}.crumb[data-astro-cid-66m4wlmo]{color:#8e8c84;padding-top:25px;font-size:11px}.hero[data-astro-cid-66m4wlmo]{background:radial-gradient(at 50% 92%,#eae5da55,#0000 66%);padding-bottom:51px}.hero-intro[data-astro-cid-66m4wlmo]{grid-template-columns:1.1fr 1fr;align-items:end;gap:70px;padding:49px 0 46px;display:grid}.hero[data-astro-cid-66m4wlmo] h1[data-astro-cid-66m4wlmo]{color:var(--red);margin-bottom:22px}.hero-sub[data-astro-cid-66m4wlmo]{font:25px/1.6 Songti SC,serif}.hero-summary[data-astro-cid-66m4wlmo]{color:#676b62;max-width:450px;padding-bottom:5px;font-size:15px}.facts[data-astro-cid-66m4wlmo]{color:#867a68;flex-wrap:wrap;gap:22px;margin-top:21px;font-size:11px;display:flex}.facts[data-astro-cid-66m4wlmo] span[data-astro-cid-66m4wlmo]+span[data-astro-cid-66m4wlmo]{border-left:1px solid #d6cbbc;padding-left:22px}.books[data-astro-cid-66m4wlmo]{grid-template-columns:repeat(7,minmax(0,1fr));align-items:start;gap:23px;display:grid}.book[data-astro-cid-66m4wlmo] img[data-astro-cid-66m4wlmo]{aspect-ratio:185/260;object-fit:contain;border:1px solid #00000009;width:100%;height:auto;box-shadow:5px 9px 15px #41332219}.book[data-astro-cid-66m4wlmo] figcaption[data-astro-cid-66m4wlmo]{white-space:nowrap;padding-top:19px;font:15px/1.5 Songti SC,serif}.book[data-astro-cid-66m4wlmo] figcaption[data-astro-cid-66m4wlmo] span[data-astro-cid-66m4wlmo]{color:#9b9489;margin-right:9px;font:10px/1.5 sans-serif}.book[data-astro-cid-66m4wlmo]{border-bottom:2px solid var(--tone);padding-bottom:17px}.hero-note[data-astro-cid-66m4wlmo]{letter-spacing:.1em;color:#999083;text-align:right;margin-top:25px;font-size:11px}.context[data-astro-cid-66m4wlmo]{border-block:1px solid var(--line);background:#f0ede5;padding:65px 0}.context-grid[data-astro-cid-66m4wlmo]{grid-template-columns:.75fr 1.25fr;gap:90px;display:grid}.context[data-astro-cid-66m4wlmo] h2[data-astro-cid-66m4wlmo]{font-size:32px}.context[data-astro-cid-66m4wlmo] p[data-astro-cid-66m4wlmo]{color:#666b62;line-height:2.1}.context[data-astro-cid-66m4wlmo] .second[data-astro-cid-66m4wlmo]{margin-top:15px}.source-inline[data-astro-cid-66m4wlmo]{color:var(--red);border-bottom:1px solid #caa39c;margin-top:19px;font-size:11px;display:inline-block}.section[data-astro-cid-66m4wlmo]{padding:80px 0}.section-head[data-astro-cid-66m4wlmo]{justify-content:space-between;align-items:end;gap:45px;margin-bottom:38px;display:flex}.section-head[data-astro-cid-66m4wlmo] p[data-astro-cid-66m4wlmo]{max-width:400px;color:var(--muted);font-size:14px}.levels[data-astro-cid-66m4wlmo]{grid-template-columns:repeat(3,1fr);gap:34px;display:grid}.level[data-astro-cid-66m4wlmo]{border-top:1px solid #cbbdb0;padding-top:22px}.level-top[data-astro-cid-66m4wlmo]{align-items:baseline;gap:14px;margin-bottom:20px;display:flex}.level-top[data-astro-cid-66m4wlmo] span[data-astro-cid-66m4wlmo]{color:var(--red);font:32px/1 Songti SC,serif}.level-top[data-astro-cid-66m4wlmo] small[data-astro-cid-66m4wlmo]{color:#918679;font-size:12px}.level[data-astro-cid-66m4wlmo] h3[data-astro-cid-66m4wlmo]{margin-bottom:13px}.level[data-astro-cid-66m4wlmo] p[data-astro-cid-66m4wlmo]{color:var(--muted);font-size:14px}.titles[data-astro-cid-66m4wlmo]{flex-direction:column;gap:9px;margin-top:25px;display:flex}.titles[data-astro-cid-66m4wlmo] div[data-astro-cid-66m4wlmo]{border-top:1px solid var(--line);align-items:center;gap:10px;padding-top:9px;font-size:13px;display:flex}.titles[data-astro-cid-66m4wlmo] i[data-astro-cid-66m4wlmo]{background:var(--tone);flex:none;width:6px;height:6px}.titles[data-astro-cid-66m4wlmo] small[data-astro-cid-66m4wlmo]{color:#968d80;margin-left:auto;font-size:10px}.method[data-astro-cid-66m4wlmo]{color:#fff8ed;background:#86242c;padding:65px 0 70px}.method[data-astro-cid-66m4wlmo] .eyebrow[data-astro-cid-66m4wlmo]{color:#d9b2a2}.method-head[data-astro-cid-66m4wlmo]{grid-template-columns:1fr 1fr;gap:80px;margin-bottom:43px;display:grid}.method-head[data-astro-cid-66m4wlmo] p[data-astro-cid-66m4wlmo]{color:#e0c6bb;font-size:14px}.steps[data-astro-cid-66m4wlmo]{grid-template-columns:repeat(3,1fr);gap:43px;display:grid}.step[data-astro-cid-66m4wlmo]{border-top:1px solid #c9928f;padding-top:20px}.step[data-astro-cid-66m4wlmo] small[data-astro-cid-66m4wlmo]{color:#d8afa0;font-size:11px}.step[data-astro-cid-66m4wlmo] h3[data-astro-cid-66m4wlmo]{margin:10px 0 12px;font-size:22px}.step[data-astro-cid-66m4wlmo] p[data-astro-cid-66m4wlmo]{color:#e0c6bb;font-size:13px;line-height:2}.pages-section[data-astro-cid-66m4wlmo]{background:#f5f2eb}.pages[data-astro-cid-66m4wlmo]{grid-template-columns:repeat(3,1fr);gap:45px;padding:10px 30px 0;display:grid}.page-sample[data-astro-cid-66m4wlmo] img[data-astro-cid-66m4wlmo]{aspect-ratio:185/260;object-fit:contain;width:100%;box-shadow:3px 8px 20px #352b2214}.page-sample[data-astro-cid-66m4wlmo] figcaption[data-astro-cid-66m4wlmo]{border-top:1px solid #d8cbbd;margin-top:20px;padding-top:13px}.page-sample[data-astro-cid-66m4wlmo] figcaption[data-astro-cid-66m4wlmo] span[data-astro-cid-66m4wlmo]{color:var(--red);letter-spacing:.08em;font-size:11px}.page-sample[data-astro-cid-66m4wlmo] figcaption[data-astro-cid-66m4wlmo] p[data-astro-cid-66m4wlmo]{color:#838174;margin-top:6px;font-size:12px}.source-section[data-astro-cid-66m4wlmo]{padding:55px 0 65px}.sources-title[data-astro-cid-66m4wlmo]{align-items:baseline;gap:24px;margin-bottom:24px;display:flex}.sources-title[data-astro-cid-66m4wlmo] h2[data-astro-cid-66m4wlmo]{font-size:25px}.sources-title[data-astro-cid-66m4wlmo] p[data-astro-cid-66m4wlmo]{color:var(--muted);font-size:12px}.sources[data-astro-cid-66m4wlmo]{grid-template-columns:1fr 1fr;gap:35px;display:grid}.source[data-astro-cid-66m4wlmo]{border-top:1px solid var(--line);padding-top:16px;display:block}.source[data-astro-cid-66m4wlmo] small[data-astro-cid-66m4wlmo]{color:#8e8475;font-size:11px}.source[data-astro-cid-66m4wlmo] h3[data-astro-cid-66m4wlmo]{margin:7px 0;font:16px/1.6 Songti SC,serif}.source[data-astro-cid-66m4wlmo] p[data-astro-cid-66m4wlmo]{color:var(--muted);font-size:12px}.source[data-astro-cid-66m4wlmo] em[data-astro-cid-66m4wlmo]{color:var(--red);margin-top:8px;font-size:12px;font-style:normal;display:block}.cta[data-astro-cid-66m4wlmo]{background:var(--red);color:#fff7eb;border-radius:5px;justify-content:space-between;align-items:center;gap:25px;margin-bottom:55px;padding:24px 32px;display:flex}.cta[data-astro-cid-66m4wlmo] strong[data-astro-cid-66m4wlmo]{font:23px/1.5 Songti SC,serif}.cta[data-astro-cid-66m4wlmo] a[data-astro-cid-66m4wlmo]{white-space:nowrap;border:1px solid #c9918c;border-radius:24px;padding:7px 22px;font-size:13px}footer[data-astro-cid-66m4wlmo]{color:#d9d9d2;background:#202526;padding:35px 0}.footer[data-astro-cid-66m4wlmo]{color:#a7aaa4;justify-content:space-between;gap:25px;font-size:11px;display:flex}.footer[data-astro-cid-66m4wlmo] strong[data-astro-cid-66m4wlmo]{color:#fff;margin-bottom:8px;font:21px/1.4 Songti SC,serif;display:block}a[data-astro-cid-66m4wlmo]:focus-visible,button[data-astro-cid-66m4wlmo]:focus-visible{outline-offset:5px;outline:2px solid #b65c4f}@media (width<=900px){nav[data-astro-cid-66m4wlmo]{gap:16px}.hero-intro[data-astro-cid-66m4wlmo]{gap:35px}.books[data-astro-cid-66m4wlmo]{gap:14px}.book[data-astro-cid-66m4wlmo] figcaption[data-astro-cid-66m4wlmo]{font-size:12px}.book[data-astro-cid-66m4wlmo] figcaption[data-astro-cid-66m4wlmo] span[data-astro-cid-66m4wlmo]{margin-bottom:4px;display:block}.context-grid[data-astro-cid-66m4wlmo]{gap:35px}.pages[data-astro-cid-66m4wlmo]{gap:25px;padding-inline:0}.facts[data-astro-cid-66m4wlmo]{gap:12px}.facts[data-astro-cid-66m4wlmo] span[data-astro-cid-66m4wlmo]+span[data-astro-cid-66m4wlmo]{padding-left:12px}}@media (width<=650px){.header[data-astro-cid-66m4wlmo]{height:68px;position:relative}.brand[data-astro-cid-66m4wlmo] strong[data-astro-cid-66m4wlmo]{font-size:19px}.brand[data-astro-cid-66m4wlmo] small[data-astro-cid-66m4wlmo]{font-size:8px}.contact[data-astro-cid-66m4wlmo]{display:none}.menu[data-astro-cid-66m4wlmo]{font-size:21px;display:block}nav[data-astro-cid-66m4wlmo]{z-index:10;border-bottom:1px solid var(--line);background:#fdfbf7;flex-direction:column;padding:22px 5%;display:none;position:absolute;top:68px;left:-5.5%;right:-5.5%}nav[data-astro-cid-66m4wlmo].open{display:flex}.crumb[data-astro-cid-66m4wlmo]{padding-top:19px}.hero-intro[data-astro-cid-66m4wlmo]{grid-template-columns:1fr;gap:23px;padding:32px 0}.hero-sub[data-astro-cid-66m4wlmo]{font-size:21px}.hero-summary[data-astro-cid-66m4wlmo]{font-size:13px}.hero[data-astro-cid-66m4wlmo] h1[data-astro-cid-66m4wlmo]{margin-bottom:15px;font-size:39px}.books[data-astro-cid-66m4wlmo]{grid-template-columns:repeat(4,minmax(0,1fr));gap:24px 13px}.book[data-astro-cid-66m4wlmo] figcaption[data-astro-cid-66m4wlmo]{letter-spacing:-.02em;padding-top:12px;font-size:11px}.book[data-astro-cid-66m4wlmo] figcaption[data-astro-cid-66m4wlmo] span[data-astro-cid-66m4wlmo]{font-size:9px}.book[data-astro-cid-66m4wlmo]{padding-bottom:10px}.hero[data-astro-cid-66m4wlmo]{padding-bottom:32px}.hero-note[data-astro-cid-66m4wlmo]{margin-top:20px;font-size:10px}.context[data-astro-cid-66m4wlmo]{padding:40px 0}.context-grid[data-astro-cid-66m4wlmo]{grid-template-columns:1fr;gap:22px}.context[data-astro-cid-66m4wlmo] h2[data-astro-cid-66m4wlmo]{font-size:28px}.context[data-astro-cid-66m4wlmo] p[data-astro-cid-66m4wlmo]{font-size:13px}.eyebrow[data-astro-cid-66m4wlmo]{margin-bottom:12px}.section[data-astro-cid-66m4wlmo]{padding:48px 0}.section-head[data-astro-cid-66m4wlmo]{margin-bottom:28px;display:block}.section-head[data-astro-cid-66m4wlmo] p[data-astro-cid-66m4wlmo]{margin-top:17px;font-size:13px}.levels[data-astro-cid-66m4wlmo]{grid-template-columns:1fr;gap:28px}.level[data-astro-cid-66m4wlmo]{padding-top:18px}.level-top[data-astro-cid-66m4wlmo]{margin-bottom:12px}.level[data-astro-cid-66m4wlmo] h3[data-astro-cid-66m4wlmo]{font-size:22px}.titles[data-astro-cid-66m4wlmo]{margin-top:18px}.method[data-astro-cid-66m4wlmo]{padding:43px 0}.method-head[data-astro-cid-66m4wlmo]{grid-template-columns:1fr;gap:20px;margin-bottom:28px}.steps[data-astro-cid-66m4wlmo]{grid-template-columns:1fr;gap:24px}.step[data-astro-cid-66m4wlmo] h3[data-astro-cid-66m4wlmo]{margin-top:6px}.pages[data-astro-cid-66m4wlmo]{grid-template-columns:1fr;gap:32px;padding-inline:30px}.page-sample[data-astro-cid-66m4wlmo] img[data-astro-cid-66m4wlmo]{width:auto;max-height:420px;margin:auto}.page-sample[data-astro-cid-66m4wlmo] figcaption[data-astro-cid-66m4wlmo]{margin-top:17px}.source-section[data-astro-cid-66m4wlmo]{padding:38px 0}.sources-title[data-astro-cid-66m4wlmo]{display:block}.sources-title[data-astro-cid-66m4wlmo] p[data-astro-cid-66m4wlmo]{margin-top:8px}.sources[data-astro-cid-66m4wlmo]{grid-template-columns:1fr;gap:24px}.cta[data-astro-cid-66m4wlmo]{flex-direction:column;align-items:start;gap:17px;margin-bottom:35px;padding:22px}.cta[data-astro-cid-66m4wlmo] strong[data-astro-cid-66m4wlmo]{font-size:22px}.footer[data-astro-cid-66m4wlmo]{flex-direction:column;gap:17px}}.context[data-astro-cid-66m4wlmo] sup[data-astro-cid-66m4wlmo]{color:var(--red);margin-left:4px;font-size:10px}.context-sources[data-astro-cid-66m4wlmo]{color:var(--red);flex-direction:column;gap:5px;margin-top:20px;font-size:11px;line-height:1.7;display:flex}.context-sources[data-astro-cid-66m4wlmo] a[data-astro-cid-66m4wlmo]{border-bottom:1px solid #caa39c;width:fit-content}.context-content[data-astro-cid-66m4wlmo]{max-width:980px}.context-heading[data-astro-cid-66m4wlmo]{margin-bottom:30px}.context-heading[data-astro-cid-66m4wlmo] h2[data-astro-cid-66m4wlmo]{font-size:clamp(29px,3vw,40px);line-height:1.45}.context-heading[data-astro-cid-66m4wlmo] h2[data-astro-cid-66m4wlmo] span[data-astro-cid-66m4wlmo]{display:inline-block}.context-[data-astro-cid-66m4wlmo].zhong-case{max-width:900px}.context-body[data-astro-cid-66m4wlmo] p[data-astro-cid-66m4wlmo]{font-size:15px;line-height:2.05}.context-body[data-astro-cid-66m4wlmo] .second[data-astro-cid-66m4wlmo]{margin-top:20px}.context-body[data-astro-cid-66m4wlmo] .context-sources[data-astro-cid-66m4wlmo]{color:#887d70;gap:6px;margin-top:23px;font-size:10px}@media (width<=650px){.context-heading[data-astro-cid-66m4wlmo]{margin-bottom:23px}.context-heading[data-astro-cid-66m4wlmo] h2[data-astro-cid-66m4wlmo]{font-size:29px}.context-heading[data-astro-cid-66m4wlmo] h2[data-astro-cid-66m4wlmo] span[data-astro-cid-66m4wlmo]{display:block}.context-body[data-astro-cid-66m4wlmo] p[data-astro-cid-66m4wlmo]{font-size:13px;line-height:2}.context-body[data-astro-cid-66m4wlmo] .second[data-astro-cid-66m4wlmo]{margin-top:17px}}.method[data-astro-cid-66m4wlmo] h2[data-astro-cid-66m4wlmo],.method[data-astro-cid-66m4wlmo] h3[data-astro-cid-66m4wlmo]{color:#fff8ed}.context[data-astro-cid-66m4wlmo]{color:#fff8ec;background:#8c2029;border-block-color:#8c2029}.context[data-astro-cid-66m4wlmo] h2[data-astro-cid-66m4wlmo]{color:#fff8ec}.context[data-astro-cid-66m4wlmo] .eyebrow[data-astro-cid-66m4wlmo]{color:#ead2a9}.context-body[data-astro-cid-66m4wlmo] p[data-astro-cid-66m4wlmo]{color:#f3e6df}.context[data-astro-cid-66m4wlmo] sup[data-astro-cid-66m4wlmo],.context[data-astro-cid-66m4wlmo] sup[data-astro-cid-66m4wlmo] a[data-astro-cid-66m4wlmo]{color:#f2d4a2}.context-body[data-astro-cid-66m4wlmo] .context-sources[data-astro-cid-66m4wlmo]{color:#e5ccc2}.context-body[data-astro-cid-66m4wlmo] .context-sources[data-astro-cid-66m4wlmo] a[data-astro-cid-66m4wlmo]{border-bottom-color:#c18a83}.context[data-astro-cid-66m4wlmo] a[data-astro-cid-66m4wlmo]:hover{color:#fff}.context[data-astro-cid-66m4wlmo] a[data-astro-cid-66m4wlmo]:focus-visible{outline-color:#f2d4a2}.context-body[data-astro-cid-66m4wlmo]>p[data-astro-cid-66m4wlmo]{font-size:16px;line-height:1.95}.context-body[data-astro-cid-66m4wlmo]>p[data-astro-cid-66m4wlmo]:first-child{font-size:18px;font-weight:400;line-height:1.9}@media (width<=650px){.context-body[data-astro-cid-66m4wlmo]>p[data-astro-cid-66m4wlmo]{font-size:15px;line-height:1.95}.context-body[data-astro-cid-66m4wlmo]>p[data-astro-cid-66m4wlmo]:first-child{font-size:16px;line-height:1.9}}
