:root{--background-color: #ffffff;--text-color: #333333;--border-color: #e2e8f0;--input-bg: #f8fafc;--button-bg: #3b82f6;--button-hover: #2563eb;--button-text: #ffffff;--section-spacing: 2rem}*{margin:0;padding:0;box-sizing:border-box;font-family:system-ui,-apple-system,BlinkMacSystemFont,Segoe UI,Roboto,Oxygen,Ubuntu,Cantarell,sans-serif}body{background-color:var(--background-color);color:var(--text-color);min-height:100vh;padding:1rem 352px;display:flex;flex-direction:column;align-items:center}.side-banner{position:fixed;top:50%;transform:translateY(-50%);width:320px;min-height:500px;background-color:#000;color:#fff;padding:2rem;border-radius:12px;z-index:1000;box-shadow:0 10px 25px #0000004d;display:flex;flex-direction:column;justify-content:center;transition:all .3s ease}.side-banner:hover{box-shadow:0 20px 40px #0006;transform:translateY(-50%) scale(1.05)}.left-banner{left:32px}.right-banner{right:32px}.kast-logo{margin-bottom:1.5rem;display:flex;justify-content:center;align-items:center}.kast-logo img{height:4rem;width:auto;max-width:100%;filter:brightness(0) invert(1)}.banner-content{text-align:center}.side-banner h2{font-size:1.25rem;font-weight:700;margin-bottom:1rem;text-align:center}.side-banner .description{font-size:1rem;margin-bottom:1.5rem;text-align:center;line-height:1.6;opacity:.9}.features-list{margin-bottom:1.5rem;space-y:.5rem}.feature-item{display:flex;align-items:center;justify-content:center;font-size:.875rem;opacity:.8;margin-bottom:.5rem}.feature-dot{width:.5rem;height:.5rem;background:#fff9;border-radius:50%;margin-right:.5rem}.banner-cta-button{display:inline-block;background:#fff3;color:#fff;text-decoration:none;text-align:center;border-radius:.5rem;font-weight:600;font-size:1rem;transition:all .3s ease;padding:.75rem 1.5rem;-webkit-backdrop-filter:blur(4px);backdrop-filter:blur(4px)}.banner-cta-button:hover{background:#ffffff4d}height: auto; 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