:root{color-scheme:dark;font-family:Arial,sans-serif;color:#edf5ff;background:#07111f}*{box-sizing:border-box}body{margin:0}.install-shell{min-height:100vh;display:grid;place-items:center;padding:24px;background:radial-gradient(circle at top,#17365b,#07111f 55%)}.install-card{width:min(620px,100%);background:#111f34;border:1px solid #365575;border-radius:26px;padding:30px;box-shadow:0 24px 70px #020617;text-align:center}.brand{display:flex;justify-content:center;align-items:center;gap:10px;color:#7dd3fc;font-size:22px}.brand span{display:grid;place-items:center;width:42px;height:42px;border-radius:13px;background:#075bbb;color:#fff;font-weight:900}h1{font-size:clamp(28px,6vw,42px);margin:20px 0 6px}.lead,#instructions{color:#aabbd0}.primary,button,.link{border:0;border-radius:13px;padding:13px 18px;font-weight:800;cursor:pointer}.primary{width:100%;background:#075bbb;color:#fff;font-size:17px;margin:12px 0}.primary:disabled{background:#475569}.qr-card{margin:18px auto;padding:30px;width:max-content;max-width:100%;border:1px solid #365575;border-radius:18px;background:#fff}.qr-card img,.qr-card canvas{display:block}.qr-card strong{display:block;margin-top:14px;color:#10213a}.actions{display:flex;justify-content:center;gap:10px;flex-wrap:wrap}.actions button{background:#172b49;color:#93c5fd}.link{display:block;margin-top:14px;color:#7dd3fc}#stores a{display:block;margin:8px 0;padding:12px;border-radius:12px;background:#101828;color:#fff;text-decoration:none}#status{min-height:24px;color:#6ee7b7;font-weight:700}@media(max-width:480px){.install-card{padding:18px}.qr-card{padding:24px}.qr-card canvas,.qr-card img{width:220px!important;height:220px!important}}