.mc-frame-topbar:has(.mc-install-launch:not([hidden])){grid-template-columns:auto auto minmax(0,1fr) auto}
.mc-install-launch{min-height:44px;padding:8px 12px;border:1px solid #68c9f3;border-radius:9px;background:#0c405b;color:#fff;font:700 12px/1.2 Arial,sans-serif;cursor:pointer}
.mc-install-launch[hidden]{display:none!important}
.mc-install-guide{box-sizing:border-box;width:min(720px,calc(100% - 24px));max-height:calc(100dvh - 32px);padding:24px;border:1px solid #43768d;border-radius:18px;background:#0b2131;color:#edf7fc;font:16px/1.5 Arial,sans-serif;overflow-y:auto;overscroll-behavior:contain}
.mc-install-guide::backdrop{background:rgba(0,10,18,.78)}
.mc-install-heading{display:flex;align-items:start;justify-content:space-between;gap:12px}
.mc-install-heading p{margin:0 0 5px;color:#77d3ff;font-size:10px;font-weight:700;letter-spacing:1px}
.mc-install-heading h2{margin:0;font-size:25px;line-height:1.2}
#mc-install-close{flex:none;min-width:44px;min-height:44px;border:1px solid #537487;border-radius:10px;background:#17394c;color:white;font:28px Arial;cursor:pointer}
.mc-install-intro{margin:18px 0;color:#d3e3ed}
.mc-install-steps{list-style:none;padding:0;margin:0;display:grid;gap:16px;grid-template-columns:repeat(3,minmax(0,1fr))}
.mc-install-steps li{min-width:0;padding:12px;background:#123247;border:1px solid #2c5269;border-radius:12px}
.mc-install-steps svg{display:block;width:100%;height:auto}
.mc-install-steps h3{font-size:17px;margin:12px 0 6px}
.mc-install-steps p{margin:0;font-size:14px;color:#d3e3ed}
.mc-install-note{font-size:12px;color:#b7ccd9;margin:18px 0 10px}
.mc-install-guide a{color:#7ed8ff;display:inline-block;padding:6px 0;font-size:14px}
.mc-install-guide :focus-visible,.mc-install-launch:focus-visible{outline:3px solid #ffd36c;outline-offset:3px}
@media(max-width:760px){
 .mc-frame-topbar:has(.mc-install-launch:not([hidden])){grid-template-columns:minmax(0,1fr) auto;gap:6px}
 .mc-install-launch{justify-self:end;max-width:150px;padding:6px 8px;font-size:11px}
 .mc-install-guide{padding:18px}
 .mc-install-steps{grid-template-columns:1fr}
 .mc-install-steps li{display:grid;grid-template-columns:100px minmax(0,1fr);gap:0 12px;align-items:start}
 .mc-install-steps svg{grid-row:1/3;margin-top:3px}
 .mc-install-steps h3{margin:0 0 5px;font-size:16px}
}
@media(max-width:360px){.mc-install-steps li{grid-template-columns:1fr}.mc-install-steps svg{width:180px;grid-row:auto;margin-bottom:10px}}