*{box-sizing:border-box;margin:0;padding:0}:root{--bg:#f0f2f5;--text:#1b2b41;--primary:#0a2e52;--accent:#005ea2;--accent-hover:#004578;--white:#fff;--shadow:0 4px 6px -1px rgba(0,0,0,0.1),0 2px 4px -1px rgba(0,0,0,0.06)}body{font-family:'Public Sans',sans-serif;background-color:var(--bg);color:var(--text);height:100vh;width:100vw;display:flex;flex-direction:column;overflow:hidden;position:relative}header{padding:1.5rem 2rem;flex-shrink:0}header img{height:40px;width:auto;display:block}main{flex:1;display:flex;flex-direction:column;justify-content:center;align-items:center;text-align:center;padding:0 1.5rem;max-width:800px;margin:0 auto;width:100%}h1{font-size:clamp(1.75rem,5vw,3.5rem);line-height:1.1;color:var(--primary);margin-bottom:1.5rem;font-weight:700;letter-spacing:-0.02em}p{font-size:clamp(1rem,2vw,1.25rem);line-height:1.6;margin-bottom:2.5rem;max-width:600px;color:#3e4e5e}.cta-btn{display:inline-block;background-color:var(--accent);color:var(--white);text-decoration:none;font-weight:700;padding:1rem 2rem;border-radius:4px;font-size:1.125rem;transition:background-color .2s ease;box-shadow:var(--shadow);border:none;cursor:pointer}.cta-btn:hover,.cta-btn:focus{background-color:var(--accent-hover);outline:3px solid #99c3eb;outline-offset:2px}#cb{position:fixed;bottom:0;left:0;right:0;background:var(--white);padding:1rem;box-shadow:0 -2px 10px rgba(0,0,0,0.05);display:flex;justify-content:space-between;align-items:center;gap:1rem;transform:translateY(100%);transition:transform .3s ease;z-index:100;font-size:.875rem}#cb.show{transform:translateY(0)}#cb p{margin:0;font-size:.875rem;max-width:none;text-align:left}#cb button{background:var(--primary);color:var(--white);border:none;padding:.5rem 1rem;border-radius:4px;cursor:pointer;font-weight:700;white-space:nowrap}#cb button:hover{background:var(--accent)}@media(max-width:640px){header{padding:1rem}h1{margin-bottom:1rem}p{margin-bottom:2rem}#cb{flex-direction:column;text-align:center}#cb p{text-align:center}}