:root{--ink:#1b2020;--muted:#606968;--paper:#f4f1ea;--white:#fff;--teal:#008a7d;--teal-dark:#006c63;--yellow:#f3bf3c;--pink:#d84671;--line:#ccd1cc;--max:1180px}
*{box-sizing:border-box}html{scroll-behavior:smooth}body{margin:0;color:var(--ink);background:var(--paper);font-family:-apple-system,BlinkMacSystemFont,"PingFang SC","Hiragino Sans GB","Microsoft YaHei","微软雅黑",Arial,Helvetica,sans-serif;line-height:1.7}a{color:inherit;text-decoration:none}img{display:block;max-width:100%;height:auto}.site-header{height:72px;background:var(--paper);border-bottom:1px solid var(--ink);position:relative;z-index:20}.header-inner{width:min(var(--max),calc(100% - 48px));height:100%;margin:0 auto;display:flex;align-items:center;justify-content:space-between}.brand{display:flex;align-items:center;gap:10px;font-weight:800;font-size:20px}.brand img{width:40px;height:40px}.site-nav{display:flex;align-items:center;gap:30px;font-size:14px;font-weight:700}.site-nav a{padding:8px 0;border-bottom:2px solid transparent}.site-nav a:hover,.site-nav a.active{border-color:var(--teal)}.site-nav .nav-download{padding:10px 16px;color:#fff;background:var(--ink);border:0}.menu-toggle{display:none;width:42px;height:42px;padding:10px;border:1px solid var(--ink);background:transparent}.menu-toggle span{display:block;height:2px;background:var(--ink);margin:4px 0}.hero{border-bottom:1px solid var(--ink);background:var(--paper)}.hero-inner{width:min(var(--max),calc(100% - 48px));height:620px;margin:0 auto;display:grid;grid-template-columns:minmax(0,1fr) minmax(480px,.92fr);gap:64px;align-items:center}.eyebrow{display:block;font-size:12px;line-height:1.4;font-weight:800;letter-spacing:0;color:var(--teal);margin-bottom:18px}.hero h1{font-size:clamp(42px,5vw,66px);line-height:1.08;letter-spacing:0;margin:0 0 24px;max-width:650px}.hero-copy>p{font-size:17px;color:var(--muted);max-width:630px;margin:0 0 28px}.hero-actions{display:flex;align-items:center;gap:24px}.button{display:inline-flex;min-height:48px;align-items:center;justify-content:center;padding:11px 24px;font-weight:800;border:1px solid var(--ink)}.button.primary{background:var(--teal);color:#fff;border-color:var(--teal)}.button.inverse{background:var(--white);color:var(--ink)}.text-link{font-weight:800;border-bottom:1px solid var(--ink)}.hero-facts{display:grid;grid-template-columns:1fr 1fr;margin:34px 0 0;border-top:1px solid var(--line)}.hero-facts div{padding:14px 12px 0 0}.hero-facts div+div{border-left:1px solid var(--line);padding-left:20px}.hero-facts dt{font-size:12px;color:var(--muted)}.hero-facts dd{margin:2px 0 0;font-weight:800}.hero-media{height:500px;position:relative;display:flex;align-items:center;justify-content:center}.screen{position:absolute;margin:0;padding:24px 8px 8px;background:var(--white);border:1px solid var(--ink);box-shadow:10px 10px 0 rgba(27,32,32,.12)}.screen>span{position:absolute;left:9px;top:2px;font-size:10px;font-weight:800}.screen img{width:150px;max-width:400px}.screen-a{transform:translate(-145px,18px) rotate(-3deg)}.screen-b{z-index:2;transform:translate(0,-12px)}.screen-c{transform:translate(145px,20px) rotate(3deg)}.section{padding:84px 0}.section-inner{width:min(var(--max),calc(100% - 48px));margin:0 auto}.section-heading{display:grid;grid-template-columns:58px auto 1fr;gap:18px;align-items:end;margin-bottom:38px}.section-heading h2,.pathway-intro h2{font-size:34px;line-height:1.15;margin:0;letter-spacing:0}.section-index{font-size:12px;font-weight:800;color:var(--teal);padding-bottom:6px}.section-note{justify-self:end;max-width:540px;color:var(--muted);font-size:14px}.feature-ledger{border-top:1px solid var(--ink)}.feature-ledger article{display:grid;grid-template-columns:76px 1fr;padding:24px 0;border-bottom:1px solid var(--line)}.feature-no{font-size:13px;color:var(--pink);font-weight:800}.feature-ledger h3{margin:0 0 5px;font-size:20px}.feature-ledger p{margin:0;color:var(--muted)}.dark-section{background:var(--ink);color:var(--white)}.section-heading.light .section-index{color:var(--yellow)}.section-heading.light .section-note{color:#b8c0be}.gallery-strip{display:grid;grid-template-columns:repeat(3,1fr);gap:24px}.gallery-strip figure{margin:0;display:grid;grid-template-columns:150px 1fr;align-items:center;gap:22px;border-top:1px solid #6f7776;padding-top:18px}.gallery-strip img{width:150px;max-width:400px;height:300px;object-fit:cover;object-position:top;border:1px solid #77817f}.gallery-strip figcaption{display:flex;flex-direction:column;gap:6px}.gallery-strip figcaption b{font-size:18px}.gallery-strip figcaption span{font-size:13px;color:#b8c0be}.pathways-grid{display:grid;grid-template-columns:1.05fr 1fr 1fr;border:1px solid var(--ink)}.pathway-intro,.pathway{padding:38px;min-height:260px}.pathway-intro{background:var(--white)}.pathway-intro p{color:var(--muted)}.pathway{border-left:1px solid var(--ink);display:flex;flex-direction:column;background:var(--yellow)}.pathway.accent{background:#e7e3dc}.pathway>span{font-size:11px;font-weight:800}.pathway h3{font-size:23px;margin:30px 0 8px;line-height:1.25}.pathway p{margin:0;color:#464b4a}.pathway b{margin-top:auto}.faq-preview{padding-top:20px}.faq-rows{border-top:1px solid var(--ink)}.faq-rows a{display:flex;justify-content:space-between;padding:22px 0;border-bottom:1px solid var(--line);font-weight:700}.faq-rows b{color:var(--teal)}.download-band{background:var(--teal);color:#fff;padding:42px 0}.download-band .section-inner{display:flex;align-items:center;justify-content:space-between}.download-band span{font-size:11px;font-weight:800}.download-band h2{font-size:30px;margin:5px 0 0}.site-footer{background:#111515;color:#d5d9d8;padding:30px 0}.footer-inner{width:min(var(--max),calc(100% - 48px));margin:0 auto;text-align:center;font-size:12px}.footer-inner p{margin:4px auto}.inner-main{background:#f7f5ef}.page-hero{background:var(--ink);color:#fff;padding:78px 0 72px;border-bottom:6px solid var(--yellow)}.page-hero h1{font-size:48px;line-height:1.15;margin:0 0 18px;letter-spacing:0}.page-hero p{max-width:760px;color:#c4cbca;font-size:17px;margin:0 0 26px}.manual-layout{display:grid;grid-template-columns:250px 1fr;gap:70px;align-items:start}.manual-index{position:sticky;top:30px;display:flex;flex-direction:column;border-top:1px solid var(--ink)}.manual-index span{font-size:12px;font-weight:800;color:var(--teal);padding:14px 0}.manual-index a{padding:12px 0;border-top:1px solid var(--line);font-weight:700;font-size:14px}.manual-content article{position:relative;padding:0 0 48px 60px;border-left:1px solid var(--line)}.manual-content article:last-child{padding-bottom:0}.step-no{position:absolute;left:-21px;top:0;width:42px;height:42px;background:var(--teal);color:#fff;display:grid;place-items:center;font-size:12px;font-weight:800}.manual-content h2{font-size:28px;margin:0 0 14px;letter-spacing:0}.manual-content p{margin:0 0 14px;color:#404746}.manual-content a,.faq-intro a{color:var(--teal-dark);font-weight:800;border-bottom:1px solid}.faq-hero{border-color:var(--pink)}.faq-layout{display:grid;grid-template-columns:280px 1fr;gap:60px;align-items:start}.faq-intro{position:sticky;top:30px}.faq-intro>span{font-size:12px;color:var(--pink);font-weight:800}.faq-intro h2{font-size:34px;margin:6px 0 14px}.accordion{border-top:1px solid var(--ink)}.accordion article{border-bottom:1px solid var(--line)}.accordion button{width:100%;min-height:72px;padding:17px 0;border:0;background:transparent;text-align:left;display:flex;align-items:center;justify-content:space-between;font:inherit;font-weight:800;color:var(--ink);cursor:pointer}.accordion button span{display:flex;gap:18px}.accordion button b{color:var(--pink)}.accordion button i{font-style:normal;font-size:22px}.answer{padding:0 42px 20px}.answer p{margin:0;color:var(--muted)}
@media(max-width:900px){.site-header{height:64px}.header-inner{width:calc(100% - 32px)}.menu-toggle{display:block}.site-nav{display:none;position:absolute;left:0;right:0;top:64px;background:var(--paper);padding:18px 16px 22px;border-bottom:1px solid var(--ink);flex-direction:column;align-items:stretch;gap:8px}.site-nav.open{display:flex}.site-nav a{padding:10px}.hero-inner{width:calc(100% - 32px);height:712px;display:flex;flex-direction:column;align-items:stretch;justify-content:flex-start;gap:18px;padding-top:40px}.hero h1{font-size:38px;margin-bottom:16px;white-space:normal}.hero-copy>p{font-size:15px;margin-bottom:18px}.hero-actions{gap:18px}.hero-facts{display:none}.hero-media{height:245px;min-height:245px;margin-top:0}.screen{padding-top:19px;box-shadow:6px 6px 0 rgba(27,32,32,.1)}.screen img{width:94px}.screen-a{transform:translate(-90px,8px) rotate(-2deg)}.screen-b{transform:translate(0,-6px)}.screen-c{transform:translate(90px,8px) rotate(2deg)}.section{padding:60px 0}.section-inner{width:calc(100% - 32px)}.section-heading{grid-template-columns:36px 1fr;gap:10px;margin-bottom:28px}.section-heading h2,.pathway-intro h2{font-size:28px}.section-note{grid-column:2;justify-self:start}.gallery-strip{grid-template-columns:1fr}.gallery-strip figure{grid-template-columns:120px 1fr}.gallery-strip img{width:120px;height:210px}.pathways-grid{grid-template-columns:1fr}.pathway-intro,.pathway{padding:28px;min-height:220px}.pathway{border-left:0;border-top:1px solid var(--ink)}.download-band .section-inner{align-items:flex-start;gap:24px;flex-direction:column}.download-band h2{font-size:26px}.footer-inner{width:calc(100% - 32px)}.page-hero{padding:56px 0 50px}.page-hero h1{font-size:37px}.manual-layout,.faq-layout{grid-template-columns:1fr;gap:34px}.manual-index,.faq-intro{position:static}.manual-index{display:grid;grid-template-columns:1fr 1fr}.manual-index span{grid-column:1/-1}.manual-content article{padding-left:44px}.faq-intro h2{font-size:28px}.answer{padding-left:0;padding-right:16px}.accordion button span{gap:10px}.accordion button{font-size:15px}}
.pathway-note{color:var(--muted);margin-top:16px}
@media(max-width:420px){.hero-inner{height:715px}.hero h1{font-size:34px}.hero-copy>p{line-height:1.65}.button{padding:10px 18px}.text-link{font-size:14px}.screen img{width:88px}.screen-a{transform:translate(-84px,8px) rotate(-2deg)}.screen-c{transform:translate(84px,8px) rotate(2deg)}.manual-index{grid-template-columns:1fr}.page-hero h1{font-size:33px}.section-heading{grid-template-columns:30px 1fr}}
@media(max-width:900px){.hero-inner{height:660px}}