:root{--bg:#ffffff;--fg:#111111;--muted:#666666;--accent:#007aff;--radius:12px;--max-width:650px}body{margin:0;padding:0;font-family:-apple-system,BlinkMacSystemFont,segoe ui,Roboto,Helvetica,Arial,sans-serif,apple color emoji,segoe ui emoji;background-color:var(--bg);color:var(--fg);line-height:1.5;-webkit-font-smoothing:antialiased}.container{max-width:var(--max-width);margin:0 auto;padding:4rem 1.5rem}header{display:flex;align-items:center;gap:1rem;margin-bottom:3rem}header img{width:64px;height:64px;border-radius:14px}header h1{font-size:1.5rem;font-weight:800;margin:0}.hero{margin-bottom:2rem;font-size:1.25rem;line-height:1.4;font-weight:500}.hero p{margin-bottom:1.5rem}.hero-video{width:100%;height:auto;border-radius:var(--radius);margin-bottom:1rem;display:block;overflow:hidden;object-fit:cover}.demo-placeholder{width:100%;aspect-ratio:1/1;background:#f5f5f7;border-radius:var(--radius);margin-bottom:1rem;display:flex;align-items:center;justify-content:center;color:var(--muted);font-size:.9rem;border:1px dashed #ddd}.cta-button{display:inline-flex;align-items:center;gap:.5rem;background:var(--fg);color:#fff;padding:.8rem 1.5rem;border-radius:var(--radius);text-decoration:none;font-weight:700;transition:opacity .2s}.cta-button:hover{opacity:.9}.changelog{margin-top:2.5rem;border-top:1px solid #eee;padding-top:1.5rem}.changelog h2{font-size:1.2rem;font-weight:700;margin-bottom:1.5rem}.changelog-content{font-size:.95rem}.changelog-content h3{font-size:1.1rem;margin-top:2rem;margin-bottom:.5rem}.changelog-content ul{padding-left:1.2rem;color:var(--muted)}.hero-video-container{position:relative;width:100%;aspect-ratio:4/3;overflow:hidden}.hero-video-container video{width:100%;height:100%;object-fit:cover;object-position:center center;border-radius:var(--radius)}@media(max-width:650px){.hero-video-container{aspect-ratio:3/4;max-height:60vh}}footer{margin-top:5rem;color:var(--muted);font-size:.8rem;text-align:left}