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var(--primary-color)}.btn-secondary:hover{background:var(--primary-color);color:#fff;transform:translateY(-2px)}.floating-card{position:relative;width:300px;height:200px;background:#ffffff0d;border-radius:20px;-webkit-backdrop-filter:blur(20px);backdrop-filter:blur(20px);border:1px solid rgba(255,255,255,.1);display:flex;align-items:center;justify-content:center;animation:cardFloat 6s ease-in-out infinite;margin:0 auto}@keyframes cardFloat{0%,to{transform:translateY(0) rotate(0)}50%{transform:translateY(-20px) rotate(2deg)}}.card-glow{position:absolute;top:-2px;left:-2px;right:-2px;bottom:-2px;background:linear-gradient(45deg,var(--primary-color),var(--secondary-color),var(--accent-color));border-radius:20px;z-index:-1;filter:blur(20px);opacity:.7;animation:glowPulse 3s ease-in-out infinite alternate}@keyframes glowPulse{0%{opacity:.7}to{opacity:1}}.tech-icons{display:grid;grid-template-columns:1fr 1fr;gap:var(--spacing-lg);font-size:var(--font-size-3xl)}.tech-icons 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