.showcase-layout{background:#000;min-height:100vh;position:relative}.back-to-portfolio{z-index:1000;-webkit-backdrop-filter:blur(20px);color:#fffc;font-family:var(--font-heading,"Space Grotesk",sans-serif);background:#0a0a0acc;border:1px solid #ffffff1a;border-radius:50px;align-items:center;gap:.5rem;padding:.75rem 1.25rem;font-size:.85rem;font-weight:500;text-decoration:none;transition:all .3s;display:flex;position:fixed;top:1.5rem;left:1.5rem}.back-to-portfolio:hover{color:#fff;background:#ffffff1a;border-color:#fff3;transform:translate(-3px)}.sample-banner{z-index:1000;-webkit-backdrop-filter:blur(20px);color:#f87171;font-family:var(--font-mono,"JetBrains Mono",monospace);letter-spacing:.2em;white-space:nowrap;background:#dc262626;border:1px solid #dc26264d;border-top:none;border-radius:0 0 50px 50px;align-items:center;gap:.75rem;padding:.6rem 1.5rem;font-size:.7rem;font-weight:600;display:flex;position:fixed;top:0;left:50%;transform:translate(-50%)}.sample-dot{background:#dc2626;border-radius:50%;width:8px;height:8px;animation:2s ease-in-out infinite pulse}@keyframes pulse{0%,to{opacity:1;transform:scale(1)}50%{opacity:.5;transform:scale(.8)}}@media (max-width:768px){.back-to-portfolio{top:auto;bottom:1.5rem;left:50%;transform:translate(-50%)}.sample-banner{padding:.5rem 1rem;font-size:.6rem}}