:root{--bg:#F5F7F3;--header:#26352C;--headerText:#EEF3EA;--hero:#DDE7DE;--hero2:#DDE7DE;--primary:#4F7557;--accent:#D19A42;--text:#304436;--muted:#506057;--border:#CEDBCD;--footer:#202D25;--card:#FFFFFF;--focus:#D19A42;--shadow:0 18px 40px rgba(8,15,28,.10)}
*{box-sizing:border-box}html,body{margin:0;padding:0}body{font-family:Arial,'Microsoft YaHei','PingFang SC','Noto Sans SC',sans-serif;background:var(--bg);color:var(--text);line-height:1.78;overflow-x:hidden}img{max-width:100%;display:block}a{color:inherit;text-decoration:none}button{font:inherit;cursor:pointer}.wrap{width:min(1200px,calc(100% - 32px));margin:0 auto}.site-header{background:var(--header);color:var(--headerText);min-height:72px;border-bottom:1px solid rgba(255,255,255,.08)}.site-header .wrap{display:grid;grid-template-columns:auto 1fr auto;align-items:center;gap:18px;min-height:72px}.site-header .brand img{width:216px;height:80px;object-fit:contain}.site-header nav{display:flex;justify-content:center;gap:18px;flex-wrap:wrap;font-size:15px;color:rgba(232,237,242,.92)}.site-header nav a{padding:7px 0;border-bottom:1px solid transparent}.site-header nav a:hover,.site-header nav a:focus{border-bottom-color:currentColor}.site-cta,.ghost-cta,.soft-cta,.final-cta a,.mobile-bar a{display:inline-flex;align-items:center;justify-content:center;min-height:48px;padding:0 18px;border-radius:12px;border:1px solid transparent;transition:transform .18s ease,background .18s ease,border-color .18s ease,color .18s ease,box-shadow .18s ease;font-weight:700;letter-spacing:0}.site-cta:focus,.ghost-cta:focus,.soft-cta:focus,.final-cta a:focus,.mobile-bar a:focus,.aux-link:focus,.faq-button:focus{outline:3px solid var(--focus);outline-offset:3px}.site-cta:hover,.ghost-cta:hover,.soft-cta:hover,.final-cta a:hover,.mobile-bar a:hover{transform:translateY(-1px)}.site-cta{background:var(--primary);color:#fff;box-shadow:0 12px 28px rgba(0,0,0,.16)}.ghost-cta{background:transparent;color:var(--headerText);border-color:rgba(255,255,255,.28)}.soft-cta{background:rgba(255,255,255,.12);color:var(--headerText);border-color:rgba(255,255,255,.2)}main{padding-bottom:104px}.section{padding:84px 0}.eyebrow{display:inline-flex;align-items:center;gap:8px;letter-spacing:.12em;font-size:12px;font-weight:800;text-transform:uppercase}.hero-title{font-size:56px;line-height:1.06;margin:10px 0 14px;color:#12243a;letter-spacing:0}.lead{font-size:18px;color:var(--muted);margin:0}.hero-copy{font-size:18px;color:var(--muted)}.mini-note{font-size:14px;color:var(--muted)}.download-row{display:flex;flex-wrap:wrap;gap:12px;margin-top:22px}.download-row .site-cta,.download-row .ghost-cta,.download-row .soft-cta{min-width:190px}.final-cta{padding:28px;border-radius:20px;background:linear-gradient(135deg,var(--primary),color-mix(in srgb,var(--primary) 70%,#000 30%));color:#fff;box-shadow:var(--shadow)}.final-cta h2{margin:0 0 10px;font-size:34px;line-height:1.15}.final-cta p{margin:0 0 18px;color:rgba(255,255,255,.9)}.final-cta .wrap{display:flex;flex-direction:column;gap:12px}.footer{background:var(--footer);color:#eaf0f7;padding:34px 0 42px}.footer .wrap{display:grid;gap:18px}.footer a{color:#f7fbff}.footer small,.footer p{color:rgba(234,240,247,.78);margin:0}.mobile-bar{display:none}.faq{padding-top:36px}.faq-head{display:flex;align-items:end;justify-content:space-between;gap:16px;margin-bottom:18px}.faq-head h2{margin:0;font-size:34px;line-height:1.1}.faq-head p{margin:0;color:var(--muted);max-width:46ch}.faq-list{display:grid;gap:14px}.faq-item{border:1px solid var(--border);border-radius:16px;overflow:hidden;background:var(--card);box-shadow:0 10px 22px rgba(11,15,20,.04)}.faq-button{width:100%;text-align:left;border:0;background:#fff;padding:16px 18px;display:flex;align-items:center;gap:14px;color:var(--text)}.faq-index{min-width:38px;height:38px;border-radius:10px;display:inline-flex;align-items:center;justify-content:center;font-weight:800;background:color-mix(in srgb,var(--accent) 15%,#fff 85%);color:var(--primary)}.faq-question-text{font-size:16px;line-height:1.5}.faq-answer{padding:0 18px 18px;color:var(--muted);font-size:16px}.faq-answer[hidden]{display:none}.aux-links{display:flex;flex-wrap:wrap;gap:10px}.aux-link{font-size:14px;padding:8px 12px;border-radius:999px;border:1px solid var(--border);background:#fff;color:var(--text)}@media (max-width: 900px){.site-header .wrap{grid-template-columns:1fr auto}.site-header nav{display:none}.hero-title{font-size:clamp(34px,7vw,42px)}.section{padding:62px 0}.faq-head{flex-direction:column;align-items:flex-start}.final-cta{border-radius:18px}main{padding-bottom:112px}}@media (max-width: 767px){body{line-height:1.75}.site-header{min-height:68px}.site-header .wrap{min-height:68px;grid-template-columns:1fr auto;gap:10px}.site-header .brand img{width:168px;height:62px}.site-cta,.ghost-cta,.soft-cta{min-height:46px;padding:0 16px;font-size:15px;border-radius:11px}.hero-title{font-size:clamp(32px,9vw,40px)}.lead,.hero-copy,.mini-note,.faq-answer{font-size:15px}.section{padding:54px 0}.wrap{width:min(1200px,calc(100% - 24px))}.mobile-bar{position:fixed;left:0;right:0;bottom:0;height:64px;display:flex;align-items:center;justify-content:center;padding:8px 12px;background:rgba(14,23,38,.96);backdrop-filter:saturate(120%) blur(10px);border-top:1px solid rgba(255,255,255,.08);z-index:80}.mobile-bar a{width:min(100%,680px);min-height:48px;border-radius:13px;font-size:16px}.mobile-safe{padding-bottom:96px}.download-row .site-cta,.download-row .ghost-cta,.download-row .soft-cta{min-width:unset;width:100%}}
.header-37 .wrap{grid-template-columns:auto 1fr auto}.header-37 nav{display:flex;gap:16px;font-size:15px}.header-37 .site-cta{background:#4f7557}
.book-hero{padding:34px 0 20px;background:linear-gradient(180deg,var(--hero),#fff 92%)}.book-grid{display:grid;grid-template-columns:38% 62%;gap:20px;align-items:stretch}.book-left,.book-right{background:#fff;border:1px solid var(--border);border-radius:22px;box-shadow:var(--shadow);padding:22px}.book-left{background:linear-gradient(180deg,#edf3ec,#fff)}.book-left h2{margin:0 0 12px;font-size:28px}.book-left ul{margin:0;padding-left:18px;color:var(--muted)}.book-left li{margin:10px 0}.book-right{display:grid;grid-template-columns:1fr 1.1fr;gap:18px;align-items:stretch}.book-right .page{border-radius:18px;padding:18px;border:1px solid var(--border);background:#fbfdf9}.book-right .page h1{margin:0 0 10px;font-size:54px;line-height:1.05;color:var(--text)}.book-right .page p{margin:0;color:var(--muted)}.book-right .page .download-row{margin-top:18px}.book-right .media{display:grid;gap:12px}.book-right .media img{width:100%;height:220px;object-fit:contain;border-radius:16px;background:#fff;border:1px solid var(--border)}.book-right .actions{display:grid;gap:10px}.book-right .actions div{padding:12px 14px;border-radius:14px;background:#f7f9f4;border:1px solid #d8e2d8;color:#475b4b;font-weight:700}
.version-band{display:grid;grid-template-columns:1fr 1fr;gap:18px}.version-band .card{background:#fff;border:1px solid var(--border);border-radius:20px;padding:22px}.version-band .card p,.version-band .card ul{color:var(--muted)}.version-band .card ul{margin:0;padding-left:18px}.version-band .card li{margin:10px 0}.device-band{display:grid;grid-template-columns:repeat(3,minmax(0,1fr));gap:14px}.device-band .chip{border-radius:16px;padding:18px;background:#fff;border:1px solid var(--border);min-height:110px}.device-band .chip strong{display:block;margin-bottom:8px}
.footer-37 .rows{display:grid;grid-template-columns:1.2fr .8fr;gap:16px;align-items:center}.footer-37 .rows .links{display:flex;flex-wrap:wrap;justify-content:flex-end;gap:10px}.footer-37 .rows .links a{padding:8px 12px;border-radius:999px;border:1px solid #d8e2d8;background:#fff;color:var(--text)}
@media (max-width: 980px){.book-grid,.book-right,.version-band,.device-band,.footer-37 .rows{grid-template-columns:1fr}.book-right .page h1{font-size:40px}.book-right .media img{height:200px}.footer-37 .rows .links{justify-content:flex-start}}

@media (max-width:900px){.37-wsop-old-version-update nav{display:none}}


@media (max-width:900px){.header-37 nav{display:none}}