:root{--bg: #000000;--bg-elev: #0a0a0a;--bg-card: #0f0f10;--border: rgba(255, 255, 255, .08);--border-strong: rgba(255, 255, 255, .16);--text: #ffffff;--text-dim: rgba(255, 255, 255, .68);--text-mute: rgba(255, 255, 255, .5);--accent: #ff8200;--accent-hover: #ff9326;--accent-soft: rgba(255, 130, 0, .12);--accent-glow: rgba(255, 130, 0, .35);--warning-bg: #1a0b0b;--warning-border: rgba(255, 90, 90, .35);--radius: 16px;--radius-sm: 10px;--max-w: 1120px;--font: -apple-system, BlinkMacSystemFont, "Segoe UI", Inter, Roboto, "Helvetica Neue", Arial, sans-serif}*{box-sizing:border-box}html{scroll-behavior:smooth;scroll-padding-top:16px}@media (prefers-reduced-motion: 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48px}.showcase-frame{padding:8px;max-width:100%}.showcase-img{max-height:60vh;object-fit:contain}}.feature-num{display:inline-flex;align-items:center;justify-content:center;width:34px;height:34px;border-radius:10px;border:1px solid rgba(255,130,0,.3);font-size:12px;font-weight:700;letter-spacing:.04em;color:var(--accent);margin-bottom:14px;background:var(--accent-soft)}.feature-title{font-size:17px;margin:0 0 8px;letter-spacing:-.01em;font-weight:600}.feature-desc{font-size:14px;color:var(--text-dim);line-height:1.6;margin:0}.verify{max-width:var(--max-w);margin:24px auto 0;padding:0 24px}.verify-inner{border:1px solid rgba(255,130,0,.22);border-radius:var(--radius);background:linear-gradient(180deg,#ff82001a,#ff820005),var(--bg-elev);padding:44px 28px;text-align:center}.verify-inner h2{font-size:clamp(26px,3.5vw,38px);margin:0 0 12px;letter-spacing:-.02em;font-weight:700}.verify-inner p{color:var(--text-dim);max-width:560px;margin:0 auto 22px;line-height:1.6}.verify-cta{display:inline-flex;gap:12px;flex-wrap:wrap;justify-content:center}.footer{margin-top:72px;border-top:1px solid var(--border);background:#050505}.footer-inner{max-width:var(--max-w);margin:0 auto;padding:40px 24px;text-align:center}.footer-brand{font-weight:800;letter-spacing:.18em;font-size:18px;margin-bottom:14px}.footer-note{max-width:680px;margin:0 auto 16px;color:var(--text-mute);font-size:13px;line-height:1.65}.footer-links{display:inline-flex;gap:10px;align-items:center;color:var(--text-dim);font-size:13px;margin:0}.footer-links a{color:var(--accent);text-decoration:underline;text-underline-offset:3px}.footer-links span{opacity:.5}@media (max-width: 640px){.nav-wrap{padding:14px 12px 0}.nav-pill{padding:6px 8px 6px 14px}.nav-link{padding:7px 10px;font-size:12.5px}.hero{padding:0 16px 48px}.hero-inner{padding-top:36px}.hero-title{margin:0 0 14px}.hero-sub{font-size:15px;margin-bottom:8px}.hero-meta{margin:0 0 22px}.hero-cta{gap:10px}.btn-primary,.btn-ghost{padding:13px 20px;font-size:13.5px;min-height:44px}.serial-check{margin-top:26px}.serial-label{margin-left:8px}.serial-field{padding:5px 5px 5px 14px;gap:6px}.serial-input{font-size:16px;padding:12px 2px;min-height:44px}.serial-btn{padding:12px 18px;font-size:13.5px;min-height:44px}.serial-status{margin-left:8px}.warning{font-size:11.5px;padding:9px 14px}.warning-sep{display:block;margin:4px 0}.section-head{margin-bottom:28px}.feature-card{padding:18px 16px 16px}.feature-num{width:30px;height:30px;font-size:11.5px;margin-bottom:12px}.feature-title{font-size:16px}.feature-desc{font-size:13.5px}.verify{padding:0 16px}.verify-inner{padding:32px 18px}.verify-cta{gap:10px}.footer{margin-top:56px}.footer-inner{padding:32px 18px}.footer-note{font-size:12.5px}}@media (max-width: 380px){.nav-brand{padding-right:8px;margin-right:4px;font-size:12.5px;letter-spacing:.14em}.nav-link{padding:6px 8px;font-size:12px}.serial-btn{flex:1 1 100%;margin-top:4px}.hero-cta .btn-primary,.hero-cta .btn-ghost,.verify-cta .btn-primary,.verify-cta .btn-ghost{flex:1 1 100%}}