:root{--blue:#2563eb;--blue-dark:#1d4ed8;--gray-50:#f9fafb;--gray-100:#f3f4f6;--gray-200:#e5e7eb;--gray-600:#4b5563;--gray-800:#1f2937;--gray-900:#111827;--radius:8px;--shadow-md:0 4px 6px rgba(0,0,0,.07),0 2px 4px rgba(0,0,0,.06)}*,:after,:before{box-sizing:border-box;margin:0;padding:0}html{overflow-x:hidden}body{font-family:-apple-system,BlinkMacSystemFont,Segoe UI,sans-serif;font-size:15px;line-height:1.6;color:var(--gray-800);background:#fff}.navbar{justify-content:space-between;padding:0 1.5rem;height:56px;background:#fff;border-bottom:1px solid var(--gray-200);position:-webkit-sticky;position:sticky;top:0;z-index:100}.navbar,.navbar-brand{display:flex;align-items:center}.navbar-brand{font-size:1.05rem;font-weight:700;color:var(--gray-900);text-decoration:none;gap:.4rem}.brand-icon{color:var(--blue)}.navbar-links{display:flex;align-items:center;gap:1.25rem}.navbar-links a{color:var(--gray-600);text-decoration:none;font-size:.9rem}.navbar-links a:not(.btn):hover{color:var(--blue)}.navbar-links .btn-primary{color:#fff}.navbar-links .btn-primary:hover{color:#fff;background:var(--blue-dark)}.navbar-menu-btn{display:none;background:none;border:none;cursor:pointer;font-size:1.5rem;color:var(--gray-800);padding:.2rem .4rem;line-height:1}.btn{display:inline-flex;align-items:center;gap:.4rem;padding:.5rem 1rem;border-radius:var(--radius);font-size:.9rem;font-weight:500;border:1px solid transparent;cursor:pointer;text-decoration:none;transition:background .15s,border-color .15s;white-space:nowrap}.btn-primary{background:var(--blue);color:#fff}.btn-primary:hover{background:var(--blue-dark)}.btn-ghost{background:transparent;color:var(--gray-600);border-color:var(--gray-200)}.btn-ghost:hover{background:var(--gray-100)}.btn-sm{padding:.3rem .75rem;font-size:.82rem}.btn-lg{padding:.75rem 1.5rem;font-size:1rem}.hero{display:grid;grid-template-columns:1fr 1fr;grid-gap:3rem;gap:3rem;max-width:1100px;margin:0 auto;padding:5rem 2rem 4rem;align-items:center}.hero h1{font-size:2.5rem;font-weight:800;line-height:1.2;margin-bottom:1rem;color:var(--gray-900)}.hero-sub{font-size:1.05rem;color:var(--gray-600);margin-bottom:2rem;max-width:480px}.hero-actions{display:flex;gap:1rem}.phone-mockup{background:var(--gray-900);border-radius:24px;padding:1.5rem;max-width:300px;margin:0 auto}.notification-card{background:rgba(255,255,255,.1);border-radius:12px;padding:1rem;-webkit-backdrop-filter:blur(10px);backdrop-filter:blur(10px)}.notif-header{display:flex;align-items:center;gap:.5rem;margin-bottom:.5rem}.notif-icon{font-size:.9rem}.notif-app{font-size:.75rem;font-weight:600;color:rgba(255,255,255,.7)}.notif-body{font-size:.88rem;color:#fff;line-height:1.5;margin-bottom:.5rem}.notif-action{font-size:.78rem;color:var(--blue);font-weight:500}.features{display:grid;grid-template-columns:repeat(3,1fr);grid-gap:2rem;gap:2rem;max-width:1100px;margin:0 auto;padding:3rem 2rem 5rem;border-top:1px solid var(--gray-100)}.feature{text-align:center}.feature-icon{font-size:2.5rem;margin-bottom:1rem}.feature h3{font-size:1rem;font-weight:600;margin-bottom:.5rem}.feature p{font-size:.875rem;color:var(--gray-600)}@media (max-width:768px){.hero{grid-template-columns:1fr;padding:3rem 1.5rem}.hero-visual{display:none}.features{grid-template-columns:1fr}.navbar{padding:0 1rem}.navbar-menu-btn{display:block}.navbar-links{display:none;position:absolute;top:56px;left:0;right:0;background:#fff;border-bottom:1px solid var(--gray-200);box-shadow:var(--shadow-md);flex-direction:column;align-items:stretch;padding:.5rem 1rem .75rem;gap:0;z-index:99}.navbar-links.open{display:flex}.navbar-links>a{padding:.7rem 0;border-bottom:1px solid var(--gray-100);font-size:.95rem}.navbar-links>a:last-of-type{border-bottom:none}.navbar-links .btn{margin:.5rem 0 0;width:100%;justify-content:center}}