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rgba(255,255,255,.08);border-radius:16px}.step{display:flex;gap:14px;margin-bottom:18px}.step:last-child{margin-bottom:0}.step-num{flex-shrink:0;width:32px;height:32px;border-radius:50%;background:linear-gradient(135deg,#f06,#7209b7);display:flex;align-items:center;justify-content:center;font-weight:700;color:#fff}.step-body{flex:1}.step-body h4{margin:4px 0;font-size:15px}.step-body p{margin:0;color:#a8a8b3;font-size:13px;line-height:1.5}.step-body .step-icon{display:inline-block;padding:2px 6px;background:#ffffff14;border-radius:4px;font-family:monospace;font-size:11px}.install-features{display:grid;grid-template-columns:repeat(auto-fit,minmax(220px,1fr));gap:14px;max-width:760px;margin:30px auto 50px;padding:0 20px}.feature-card{padding:16px;background:#ffffff08;border:1px solid rgba(255,255,255,.08);border-radius:12px}.feature-card .ic{font-size:24px;margin-bottom:8px}.feature-card h4{margin:0 0 4px;font-size:14px}.feature-card p{margin:0;color:#a8a8b3;font-size:12px;line-height:1.45}.platform-panel{display:none}.platform-panel.active{display:block}@media(max-width:560px){.install-hero h1{font-size:24px}.install-steps{padding:18px 16px}}