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.75rem;font-size:.875rem;line-height:1.25rem;transition-property:all;transition-timing-function:cubic-bezier(.4,0,.2,1);transition-duration:.3s;background:var(--bg-card);border:1px solid var(--border);color:var(--text-primary)}.lang-control:focus{outline:none;border-color:var(--accent)}.tag{display:inline-block;border-radius:.25rem;padding:.25rem .625rem;font-size:.75rem;line-height:1rem;font-weight:500;border:1px solid var(--border-accent);color:var(--accent)}html.dark .tag{background:#06b6d41a}html.light .tag{background:#2563eb14}.select-chevron{color:var(--text-muted)}.site-footer{border-top:1px solid var(--border);background:var(--footer-bg);transition:background .5s ease}.site-footer span,.site-footer a{color:var(--text-muted)}.site-footer a:hover{color:var(--accent)}.card-title{color:var(--text-primary)}.card-text{color:var(--text-secondary)}.step-number{color:var(--accent)}.text-muted{color:var(--text-muted)}.hover\:text-accent:hover{color:var(--accent)}@keyframes glowPulse{0%,to{opacity:.6;transform:scale(1)}50%{opacity:1;transform:scale(1.05)}}@media(max-width:768px){html.dark #canvas-container.reduced-3d{opacity:.3}html.light #canvas-container.reduced-3d{opacity:.45}html.light #canvas-container:after{background:#f0f9ff61}.hero-glow{opacity:.5}}@media(prefers-reduced-motion:reduce){.hero-glow,.loading-glow{animation:none}}.file-protocol-notice{position:fixed;bottom:0;left:0;right:0;z-index:200;margin:0;padding:.65rem 1rem;font-size:.75rem;line-height:1.4;text-align:center;color:#f8fafc;background:#0f172aeb;border-top:1px solid rgba(6,182,212,.35)}html.light .file-protocol-notice{color:#0f172a;background:#fffffff2;border-top-color:#2563eb59}@media(min-width:640px){.sm\:inline{display:inline}.sm\:grid-cols-2{grid-template-columns:repeat(2,minmax(0,1fr))}.sm\:flex-row{flex-direction:row}.sm\:gap-3{gap:.75rem}.sm\:gap-6{gap:1.5rem}.sm\:px-6{padding-left:1.5rem;padding-right:1.5rem}.sm\:py-4{padding-top:1rem;padding-bottom:1rem}.sm\:text-3xl{font-size:1.875rem;line-height:2.25rem}.sm\:text-4xl{font-size:2.25rem;line-height:2.5rem}.sm\:text-5xl{font-size:3rem;line-height:1}.sm\:text-base{font-size:1rem;line-height:1.5rem}}@media(min-width:768px){.md\:flex{display:flex}.md\:grid-cols-2{grid-template-columns:repeat(2,minmax(0,1fr))}}@media(min-width:1024px){.lg\:grid-cols-4{grid-template-columns:repeat(4,minmax(0,1fr))}.lg\:px-8{padding-left:2rem;padding-right:2rem}.lg\:py-16{padding-top:4rem;padding-bottom:4rem}.lg\:py-32{padding-top:8rem;padding-bottom:8rem}.lg\:text-7xl{font-size:4.5rem;line-height:1}}@media(min-width:1280px){.xl\:grid-cols-3{grid-template-columns:repeat(3,minmax(0,1fr))}}