.gtt-glass,.glass-panel{background:var(--glass-surface);backdrop-filter:var(--glass-blur-md);-webkit-backdrop-filter:var(--glass-blur-md);border:1px solid var(--glass-border);box-shadow:var(--glass-shadow);border-radius:var(--radius-card);transition:var(--transition-card)}.gtt-glass--strong{background:var(--glass-surface-2);backdrop-filter:var(--glass-blur-lg);-webkit-backdrop-filter:var(--glass-blur-lg);border:1px solid var(--border-medium);box-shadow:var(--shadow-xl);border-radius:var(--radius-panel)}.gtt-glass--interactive{cursor:pointer;transition:var(--transition-all)}.gtt-glass--interactive:hover{background:var(--bg-glass-light);border-color:var(--border-accent);box-shadow:var(--shadow-glow-sm),var(--glass-shadow);transform:translateY(-2px)}.gtt-glow-border{position:relative}.gtt-glow-border::after{content:"";position:absolute;inset:-1px;border-radius:inherit;padding:1px;background:linear-gradient(135deg,var(--green-500),transparent 50%,var(--cyan-500));-webkit-mask:linear-gradient(#fff 0 0) content-box,linear-gradient(#fff 0 0);-webkit-mask-composite:xor;mask-composite:exclude;pointer-events:none;opacity:.15;transition:opacity var(--duration-normal) var(--ease-out)}.gtt-glow-border:hover::after{opacity:.45}