@charset "UTF-8";
:root{--paper:#f6f3e9;--ink:#183638;--muted:#536760;--line:#cbd1c6;--gold:#966b37}*{box-sizing:border-box}html{scroll-behavior:smooth;scroll-padding-top:25px}body{margin:0;background:var(--paper);color:var(--ink);font-family:Arial,"PingFang SC","Microsoft YaHei",sans-serif;line-height:1.75}a{color:inherit}a:focus-visible,button:focus-visible,summary:focus-visible{outline:3px solid var(--gold);outline-offset:5px}a:hover{color:var(--gold)}.wrap{width:min(1180px,calc(100% - 64px));margin:auto}header{border-bottom:1px solid var(--line);padding:25px 0;display:flex;justify-content:space-between;align-items:center;gap:24px}.brand{font:24px Georgia,serif;text-decoration:none;letter-spacing:-.5px}.brand small{display:block;font:9px Arial,sans-serif;letter-spacing:2.5px;margin-top:9px}nav{display:flex;gap:23px;align-items:center;font-size:13px}nav a{text-decoration:none}nav a[aria-current]{border-bottom:1px solid var(--gold)}.lang{border:1px solid var(--ink);border-radius:30px;padding:6px 15px}.skip{position:absolute;top:-100px}.skip:focus{top:5px;background:white;z-index:10}.eyebrow,.kicker{font-size:11px;letter-spacing:2px;text-transform:uppercase;color:var(--gold)}h1,h2,h3{font-family:Georgia,"Songti SC","SimSun",serif;font-weight:400;line-height:1.2}h1{font-size:clamp(42px,5.8vw,76px);letter-spacing:-1.8px;margin:22px 0}h2{font-size:38px;margin:15px 0 25px}h3{font-size:25px;margin:12px 0 20px}p{color:var(--muted)}.hero{display:grid;grid-template-columns:1.1fr 1fr;gap:65px;align-items:center;padding:65px 0 70px}.accent{color:var(--gold)}.definition{font:20px/1.8 Georgia,"Songti SC",serif;color:var(--ink);max-width:600px}.actions{display:flex;gap:16px;align-items:center;flex-wrap:wrap;margin-top:30px}.button{display:inline-block;text-decoration:none;background:var(--ink);color:var(--paper);padding:12px 22px;border-radius:3px;font-size:13px}.button:hover{background:#2d5551;color:white}.textlink{text-underline-offset:5px;font-size:14px}.art{position:relative;aspect-ratio:1;min-width:0;background:#e9ece2;border-radius:50% 50% 4px 4px;overflow:hidden}.art svg{width:100%;height:100%;display:block}.art-label{position:absolute;bottom:25px;left:25px;right:25px;display:flex;justify-content:space-between;font-size:9px;letter-spacing:1px}.section{padding:55px 0;border-top:1px solid var(--line)}.intro{max-width:720px;font-size:18px}.columns{display:grid;grid-template-columns:repeat(3,1fr);gap:35px}.columns article{padding-top:20px;border-top:1px solid var(--line)}.columns p{font-size:15px}.split{display:grid;grid-template-columns:1fr 1fr;align-items:center;gap:65px}.promo{width:100%;height:auto;border-radius:3px}.page-head{padding:65px 0 45px;max-width:850px}.page-head h1{font-size:60px}.book{display:grid;grid-template-columns:290px 1fr;gap:80px;align-items:center;padding:55px 0;border-top:1px solid var(--line)}.cover{width:100%;height:auto;object-fit:contain;max-width:285px;box-shadow:12px 15px 30px #18363822}.book .title{font-size:38px;max-width:700px}.meta{font-size:12px;color:var(--gold);letter-spacing:.7px}.book p{max-width:690px}.book-promo{width:100%;margin:30px 0}.small{font-size:12px;color:var(--muted)}.poem-index{display:flex;gap:15px;flex-wrap:wrap;margin:15px 0 45px}.poem-index a{padding:8px 16px;border:1px solid var(--line);border-radius:30px;text-decoration:none;font-size:13px}.poem{display:grid;grid-template-columns:1fr 2fr;gap:55px;border-top:1px solid var(--line);padding:55px 0}.poem aside{max-width:260px}.poem-text{white-space:pre-wrap;font:19px/1.85 Georgia,"Songti SC","SimSun",serif;overflow-wrap:break-word;margin:0}.poem-note{font-size:13px}.quote{font:31px/1.6 Georgia,"Songti SC",serif;border-left:2px solid var(--gold);padding:10px 0 10px 30px}.bio{max-width:740px;font-size:18px}.author-mark{background:#e6eadf;aspect-ratio:1;display:flex;flex-direction:column;align-items:center;justify-content:center;border-radius:50% 50% 3px 3px}.author-mark b{font:120px Georgia,serif;font-weight:400}.author-mark span{font-size:12px;letter-spacing:4px}details{border-top:1px solid var(--line);padding:20px 0}summary{cursor:pointer;font-size:16px}details p{max-width:700px}footer{background:var(--ink);color:var(--paper);margin-top:50px;padding:30px 0}footer .wrap{display:flex;justify-content:space-between;flex-wrap:wrap;gap:20px;font-size:12px}footer a{text-decoration:none}.source-note{font-size:12px;color:var(--muted);border-top:1px solid var(--line);padding-top:25px}.translation{background:#e9ece2;padding:16px 20px;font-size:13px}.section-title{display:flex;justify-content:space-between;gap:20px;align-items:center}
@media(max-width:800px){.wrap{width:calc(100% - 36px)}header{flex-wrap:wrap;gap:20px}.brand{font-size:23px}nav{width:100%;gap:18px;flex-wrap:wrap;font-size:12px}.lang{margin-left:auto}.hero,.split{grid-template-columns:1fr;gap:32px;padding-top:40px}.hero h1{font-size:58px}.definition{font-size:19px}.art{max-width:460px;width:100%;margin:auto}.columns{grid-template-columns:1fr;gap:10px}.page-head{padding:35px 0}.page-head h1{font-size:43px}.book{grid-template-columns:1fr;gap:28px;padding:35px 0}.cover{max-width:230px;margin:auto;display:block}.book .title{font-size:31px}.poem{grid-template-columns:1fr;gap:25px;padding:35px 0}.poem aside{max-width:100%}.poem-text{font-size:17px}.section{padding:35px 0}h2{font-size:30px}.author-mark{max-width:320px;width:100%;margin:auto}.quote{font-size:25px}.section-title{align-items:start;flex-direction:column;gap:0}}@media(prefers-reduced-motion:reduce){html{scroll-behavior:auto}}

.cover-pair{display:flex;align-items:center;justify-content:center;gap:24px}.cover-pair img{width:calc(50% - 12px);height:auto;max-width:210px;box-shadow:8px 10px 25px #18363822}.split>*{min-width:0}

.cover-pair img{height:auto;object-fit:contain;align-self:start}

/* Theory learning section */
.lesson-list{display:grid;grid-template-columns:repeat(2,minmax(0,1fr));gap:22px;margin:25px 0 70px}.lesson-card{display:block;padding:28px;border:1px solid #c7cdc4;text-decoration:none;color:inherit;background:#fbf9f2;transition:border-color .15s}.lesson-card:hover,.lesson-card:focus-visible{border-color:#183638;background:#f0efe4}.lesson-card h2{font-size:27px;line-height:1.3;margin:14px 0}.lesson-card h2 span{font-size:18px}.lesson-card p{margin-bottom:0}.breadcrumbs{padding-top:35px;font-size:14px;line-height:1.8}.breadcrumbs a{text-decoration:underline}.lesson{max-width:800px;margin:auto}.lesson .page-head{padding-bottom:20px}.lesson-body{font-size:19px;line-height:1.95}.lesson-body p{margin:0 0 1.6em}.lesson-body .definition{margin:15px 0 35px;padding:24px;border-left:3px solid #9b824f;background:#eeeee2;font-size:23px;line-height:1.7}.lesson-pagination{display:flex;flex-wrap:wrap;justify-content:space-between;gap:22px;padding:35px 0 65px;border-top:1px solid #c7cdc4;margin-top:35px}.lesson-pagination a{max-width:290px}header nav{flex-wrap:wrap}@media(max-width:800px){.lesson-list{grid-template-columns:1fr}.lesson-card{padding:22px}.lesson-body{font-size:18px}.lesson-pagination{flex-direction:column}.lesson .page-head h1{font-size:36px}}

/* Homepage and six-item navigation */
header{gap:24px}header nav{gap:17px;font-size:14px}.hero{grid-template-columns:minmax(0,1.45fr) minmax(0,.85fr)}.hero .art{max-width:360px;justify-self:end}.featured{display:grid;grid-template-columns:1fr 1.4fr;gap:55px;align-items:center}.featured-verse{white-space:pre-wrap;font:21px/2 Georgia,"Songti SC",SimSun,serif;padding:35px 0}.topic-rows>a{display:grid;grid-template-columns:45px 1fr 25px;gap:15px;align-items:start;border-bottom:1px solid #c7cdc4;padding:22px 0;text-decoration:none;color:inherit}.topic-rows h3{margin:0 0 6px}.topic-rows p{margin:0}.home-books{display:grid;grid-template-columns:1fr 1fr;gap:45px}.home-books article{display:grid;grid-template-columns:150px 1fr;gap:25px;align-items:center}.home-books img{width:100%;height:auto;display:block}.home-community{max-width:850px}.poem h1{font-size:36px;line-height:1.25}html[lang="zh-Hans"] .poem-text{font-size:clamp(16px,4.1vw,19px);letter-spacing:0;white-space:pre;overflow-x:auto}html[lang="zh-Hans"] .featured-verse{font-size:clamp(16px,4.1vw,21px);white-space:pre;overflow-x:auto}@media(max-width:900px){header{align-items:flex-start;flex-direction:column}.featured{grid-template-columns:1fr;gap:5px}.home-books{gap:30px}.home-books article{grid-template-columns:1fr}.home-books img{max-width:170px}.hero .art{max-width:280px}}@media(max-width:600px){.hero{grid-template-columns:1fr}.hero .art{justify-self:center;max-width:220px}.featured-verse{font-size:18px;line-height:1.9}.home-books{grid-template-columns:1fr}.home-books article{grid-template-columns:115px 1fr;gap:20px}header nav{gap:12px 17px}.topic-rows>a{grid-template-columns:25px 1fr 15px;gap:10px}}