*,:before,:after{box-sizing:border-box;margin:0;padding:0}:root{--bg:#fafafa;--text:#111;--text-secondary:#555;--text-muted:#999;--accent:#111;--border:#e0e0e0;--green:#25d366;--font:"Inter", -apple-system, BlinkMacSystemFont, sans-serif}html{scroll-behavior:smooth}body{font-family:var(--font);background:var(--bg);color:var(--text);-webkit-font-smoothing:antialiased;min-height:100vh}a{color:inherit;text-decoration:none}.page{justify-content:center;align-items:center;min-height:100vh;padding:40px 24px;display:flex}.container{width:100%;max-width:480px}.brand{margin-bottom:48px}.brand-name{letter-spacing:-.01em;font-size:18px;font-weight:600}.main-heading{letter-spacing:-.02em;margin-bottom:16px;font-size:32px;font-weight:600;line-height:1.3}.sub-text{color:var(--text-secondary);margin-bottom:40px;font-size:15px;line-height:1.7}.divider{background:var(--border);height:1px;margin-bottom:32px}.oem-tag{letter-spacing:.08em;text-transform:uppercase;color:var(--text-muted);border:1px solid var(--border);border-radius:4px;margin-bottom:12px;padding:4px 10px;font-size:11px;font-weight:600;display:inline-block}.oem-text{color:var(--text-secondary);margin-bottom:40px;font-size:14px;line-height:1.6}.contact-label{text-transform:uppercase;letter-spacing:.06em;color:var(--text-muted);margin-bottom:16px;font-size:12px;font-weight:500}.contact-links{flex-wrap:wrap;gap:12px;display:flex}.btn{font-family:var(--font);cursor:pointer;border:none;border-radius:6px;align-items:center;gap:8px;padding:10px 20px;font-size:14px;font-weight:500;transition:opacity .2s;display:inline-flex}.btn:hover{opacity:.85}.btn--primary{background:var(--accent);color:#fff}.btn--whatsapp{background:var(--green);color:#fff}.btn svg{flex-shrink:0;width:16px;height:16px}.footer{color:var(--text-muted);margin-top:64px;font-size:12px}@media (width<=480px){.main-heading{font-size:26px}.contact-links{flex-direction:column}.btn{justify-content:center;width:100%}}