#installHelp{box-sizing:border-box;width:min(540px,calc(100% - 24px));max-height:calc(100dvh - 32px);padding:24px;border:1px solid #dce4f4;border-radius:26px;background:#fff;color:#23334d;box-shadow:0 24px 90px #12224440;font-family:system-ui,sans-serif;overflow:auto;text-align:right}
#installHelp::backdrop{background:#15203a80;backdrop-filter:blur(5px)}
#installHelp .install-head{display:flex;align-items:center;gap:12px}#installHelp .install-head img{border-radius:14px;flex-shrink:0}#installHelp h2{font-size:21px;margin:3px 0;line-height:1.5}#installDevice{font-size:12px;color:#657491;margin:0;direction:ltr;text-align:right}#installHelp button{font:inherit;cursor:pointer;min-height:44px;border-radius:12px;border:1px solid #dce4f4;padding:9px 18px;background:#f0f4fb;color:#263b65;font-weight:700}#installHelp button:focus-visible,#installHelp input:focus-visible{outline:3px solid #4974dc;outline-offset:3px}#installClose{margin-inline-start:auto;align-self:flex-start;padding:0!important;min-width:40px;font-size:25px!important}#installIntro{font-size:15px;line-height:1.8;margin:18px 0}#installSteps{list-style:none;padding:0;margin:0;display:grid;gap:12px}#installSteps li{display:flex;align-items:center;gap:14px;background:#f6f8fd;border:1px solid #e7edf7;border-radius:17px;padding:12px}#installSteps svg{width:76px;flex:0 0 76px;color:#5974c4}#installSteps h3{display:inline;font-size:14px;line-height:1.8;margin:0}#installSteps p{font-size:13px;line-height:1.8;margin:5px 0 0;color:#596782}.install-number{display:inline-grid;place-items:center;width:23px;height:23px;border-radius:50%;background:#e3eaff;color:#395cb0;font-size:12px;margin-inline-end:6px}#installNote{font-size:11px;line-height:1.8;color:#6b7790;margin:14px 0}#installStatus{font-size:13px;line-height:1.8}#installNative{width:100%;background:#3c5cba!important;color:white!important;border:0!important;margin-bottom:14px}#installNative[hidden]{display:none!important}.install-preference{display:flex!important;align-items:center;gap:9px;font-size:12px!important;line-height:1.7;cursor:pointer;margin:12px 0!important}.install-preference input{width:18px!important;height:18px;flex-shrink:0;margin:0!important}.install-actions{display:flex;gap:10px;margin-top:18px}.install-actions button{flex:1}#installDone{background:#263b65!important;color:#fff!important}#installHelpOpen[hidden]{display:none!important}#installHelpOpen{border:1px solid #dce4f4;border-radius:9px;padding:7px 10px;background:#eef3ff;color:#3730a3;font-weight:700;cursor:pointer}@media(max-width:360px){#installHelp{padding:16px}#installSteps svg{width:52px;flex-basis:52px}#installHelp h2{font-size:18px}} 

#installSteps li.install-photo-step{display:flex;flex-direction:column;align-items:stretch;gap:12px}#installSteps .install-step-photo{display:block;max-width:100%;width:100%;height:auto;object-fit:contain;border-radius:12px;background:#fff}#installSteps .install-photo-step:nth-child(2) .install-step-photo{max-height:340px}

#installDesktopQR{text-align:center}#installDesktopQR[hidden]{display:none}#installQRCode{width:208px;max-width:100%;margin:12px auto;background:white;padding:12px;border-radius:14px;box-sizing:border-box}#installQRCode svg{display:block;width:100%;height:auto}#installSiteLink{display:inline-flex;align-items:center;min-height:44px;overflow-wrap:anywhere;color:inherit;font-size:13px}