:root{font-family:"Segoe UI","Microsoft YaHei",sans-serif;color:#17372f;background:#f5f6f0;font-synthesis:none;line-height:1.65}*{box-sizing:border-box}body{margin:0}a{color:inherit;text-decoration:none}a:focus-visible{outline:3px solid #b7771e;outline-offset:5px}header,main,footer{max-width:1160px;margin:auto}header{min-height:94px;display:flex;justify-content:space-between;align-items:center;border-bottom:1px solid #d7ddd3;padding:20px 28px}.brand{font-size:28px;font-weight:800;letter-spacing:2px}.brand span{font-size:12px;font-weight:500;letter-spacing:.5px;margin-left:20px}.hero{padding:78px 28px 50px}.eyebrow{font-size:13px;letter-spacing:2px;color:#587064}h1{font-size:clamp(36px,5.5vw,66px);line-height:1.22;letter-spacing:-2px;margin:22px 0}h2{font-size:32px;line-height:1.4;margin:14px 0}h3{font-size:22px;margin:0}.intro{font-size:18px;color:#57665d;max-width:640px;margin-bottom:30px}.primary{display:inline-flex;align-items:center;justify-content:space-between;gap:40px;background:#174e3b;color:white;padding:15px 24px;border-radius:6px;font-weight:600}.primary:hover{background:#246749}.features{display:grid;grid-template-columns:repeat(3,1fr);gap:36px;margin-top:66px}.features article{border-top:1px solid #c9d2c6;padding-top:22px}.features p,.steps p{font-size:14px;color:#637167}.download{margin:20px 28px 0;padding:44px;background:#e5eadf;border-radius:14px;display:grid;grid-template-columns:1fr 1fr;gap:50px;align-items:center;scroll-margin-top:24px}.platform{font-size:13px}.download-card{background:#fff;padding:32px;border:1px solid #dbe3d7;border-radius:10px}.download-card p{color:#637167;margin:8px 0 20px}.download-card .primary{width:100%}.download-card #download-status{font-size:12px;margin:16px 0 0}.disabled,.disabled:hover{background:#dfe5dc;color:#64705f;cursor:default}#checksum{font-size:11px;overflow-wrap:anywhere}.steps{padding:52px 28px 64px}.steps ol{list-style:none;padding:0;display:grid;grid-template-columns:repeat(3,1fr);gap:36px;counter-reset:step}.steps li{counter-increment:step}.steps li:before{content:counter(step,decimal-leading-zero);display:block;color:#81927a;font-size:30px;margin-bottom:12px}footer{padding:24px 28px;border-top:1px solid #d7ddd3;display:flex;justify-content:space-between;color:#71806f;font-size:12px}@media(max-width:700px){header{gap:16px}.brand span{display:block;margin:0;font-size:10px}header>a:last-child{font-size:13px}.hero{padding-top:46px}h1{letter-spacing:-1px}.features,.steps ol,.download{grid-template-columns:1fr}.features{gap:16px;margin-top:40px}.download{padding:24px;gap:20px}.download-card{padding:22px}h3{font-size:19px}footer{gap:16px;flex-wrap:wrap}}

/* Approved mountain M identity, shared by all portal pages. */
header .brand{display:flex;align-items:center;gap:10px;line-height:1.2}header .brand-icon{display:block;width:44px;height:44px;flex-shrink:0}header .brand-copy{display:block;font-size:20px;letter-spacing:0;color:#0f2747}header .brand-designer{display:inline;color:#ff7a00;font-size:inherit;letter-spacing:0}header .brand-copy small{display:block;font-size:11px;letter-spacing:1px;margin-top:5px;color:#52657a}@media(max-width:500px){header .brand-copy{font-size:15px}header .brand-copy small{font-size:9px;letter-spacing:0}header .brand-icon{width:34px;height:34px}}
header .brand-copy,header .brand-designer{margin:0;padding:0}