*,:before,:after{box-sizing:border-box;margin:0;padding:0}body{color:#1a1a1a;background:#f5f5f5;font-family:-apple-system,BlinkMacSystemFont,Segoe UI,Roboto,sans-serif;line-height:1.6}.container{max-width:640px;margin:0 auto;padding:2rem 1rem}header{text-align:center;margin-bottom:2rem}h1{font-size:2rem;font-weight:700}.subtitle{color:#666;margin-top:.25rem}.card{background:#fff;border-radius:12px;padding:2rem;box-shadow:0 1px 3px #0000001a}.card h2{margin-bottom:.75rem}.card p{color:#555;margin-bottom:1.5rem}.session-header{justify-content:space-between;align-items:center;margin-bottom:1rem;display:flex}.session-header h2{margin-bottom:0}.session-data{background:#f8f9fa;border:1px solid #e9ecef;border-radius:8px;padding:1rem;font-size:.875rem;line-height:1.5;overflow-x:auto}.btn-primary{color:#fff;cursor:pointer;background:#1a73e8;border:none;border-radius:8px;padding:.75rem 1.5rem;font-size:1rem;font-weight:500;transition:background .2s;display:inline-block}.btn-primary:hover{background:#1557b0}.btn-outline{color:#666;cursor:pointer;background:0 0;border:1px solid #ddd;border-radius:6px;padding:.5rem 1rem;font-size:.875rem;transition:all .2s}.btn-outline:hover{color:#1a1a1a;background:#f5f5f5}footer{text-align:center;color:#888;margin-top:2rem;font-size:.875rem}footer a{color:#1a73e8;text-decoration:none}footer a:hover{text-decoration:underline}