*{box-sizing:border-box}body{margin:0;min-height:100vh;font-family:-apple-system,BlinkMacSystemFont,Segoe UI,Roboto,Helvetica Neue,sans-serif;color:#16181d;background:linear-gradient(160deg,#eef2ff,#f7f8fb 45%,#eefaf4);-webkit-font-smoothing:antialiased}.card{max-width:600px;margin:32px auto;padding:32px 28px 24px;background:#fff;border:1px solid #e8eaf1;border-radius:16px;box-shadow:0 10px 30px #1e295a14}@media(max-width:640px){.card{margin:12px;padding:24px 18px 18px}}.brand{font-size:13px;font-weight:600;letter-spacing:.06em;text-transform:uppercase;color:#6172f3;margin-bottom:6px}h1{font-size:24px;line-height:1.25;margin:0 0 10px}.os-row{display:flex;align-items:center;gap:10px;flex-wrap:wrap;margin-bottom:20px}.os-badge{display:inline-flex;align-items:center;gap:6px;padding:5px 12px;border-radius:999px;background:#eef1ff;color:#4653c8;font-size:13px;font-weight:600}.os-other{border:none;background:none;padding:0;font-size:13px;color:#6172f3;text-decoration:underline;text-underline-offset:3px;cursor:pointer}.os-other:hover{color:#4653c8}.os-badge.auto{background:#e7f7ef;color:#157347}.os-badge .check{display:inline-flex;align-items:center;justify-content:center;width:16px;height:16px;border-radius:50%;background:#2ea36f;color:#fff;font-size:11px;font-weight:700}.os-badge .auto-hint{font-weight:400;color:#4d8a6d}.os-badge .auto-hint:before{content:"· "}.steps{list-style:none;counter-reset:step;margin:0;padding:0}.steps>li{counter-increment:step;position:relative;padding:0 0 22px 46px}.steps>li:before{content:counter(step);position:absolute;left:0;top:-2px;width:30px;height:30px;border-radius:50%;background:#6172f3;color:#fff;font-weight:700;font-size:14px;display:flex;align-items:center;justify-content:center}.steps>li:not(:last-child):after{content:"";position:absolute;left:14px;top:32px;bottom:2px;width:2px;background:#e8eaf1}.step-body p{margin:2px 0 10px;line-height:1.5}.stores{display:flex;gap:10px;flex-wrap:wrap}.install{display:flex;flex-direction:column;gap:4px}.install .note{font-size:12px;color:#8a8f9d;padding-left:2px}.btn{display:inline-block;padding:11px 18px;border:1px solid #d6d9e4;border-radius:10px;background:#fff;color:#16181d;text-decoration:none;font-size:15px;font-weight:500;cursor:pointer;transition:background .15s,border-color .15s}.btn:hover{background:#f5f6fa;border-color:#c3c8d9}.btn.primary{background:linear-gradient(135deg,#6172f3,#4653c8);border-color:transparent;color:#fff;box-shadow:0 4px 14px #6172f359}.btn.primary:hover{filter:brightness(1.06);background:linear-gradient(135deg,#6172f3,#4653c8)}.btn.ghost{border-style:dashed;color:#4653c8;background:transparent}.btn.ghost:hover{background:#f3f5ff}.fallback{margin-top:12px}.fallback summary{cursor:pointer;color:#6172f3;font-size:14px}.fallback p{color:#5a5f6e;font-size:14px}.copy-row{display:flex;gap:8px;align-items:stretch;margin-top:6px}.copy-row code{flex:1;min-width:0;padding:10px;border:1px solid #e8eaf1;border-radius:10px;background:#f8f9fc;font-size:12px;overflow-wrap:anywhere}.os-picker{display:flex;gap:8px;flex-wrap:wrap;margin:-8px 0 20px}.chip{padding:9px 16px;border:1px solid #d6d9e4;border-radius:999px;background:#fff;font-size:14px;font-weight:500;color:#16181d;cursor:pointer;transition:background .15s,border-color .15s}.chip:hover{background:#eef1ff;border-color:#6172f3;color:#4653c8}
