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.step-node{background:var(--success);border-color:var(--success);color:#fff}.module-grid{z-index:10;grid-template-columns:repeat(2,1fr);gap:2rem;width:100%;max-width:900px;padding:0 2rem;display:grid}@media (width<=768px){.module-grid{grid-template-columns:1fr}}.module-selector-container{background:radial-gradient(#0f172a 0%,#020617 100%);position:relative;overflow:hidden}.module-selector-container:before{content:"";pointer-events:none;z-index:0;background:radial-gradient(circle,#06b6d414 0%,#0000 40%),radial-gradient(circle at 80% 20%,#ec48990d 0%,#0000 30%);width:200%;height:200%;animation:20s ease-in-out infinite alternate bg-drift;position:absolute;top:-50%;left:-50%}@keyframes bg-drift{0%{transform:rotate(0)scale(1)}to{transform:rotate(10deg)scale(1.1)}}.premium-module-card{--card-color-rgb:6, 182, 212;--card-color:rgb(var(--card-color-rgb));-webkit-backdrop-filter:blur(12px);backdrop-filter:blur(12px);cursor:pointer;background:#0f142399;border:1px solid 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.module-action{opacity:1;transform:translate(5px)}.css-animated-watermark{pointer-events:none;z-index:0;opacity:.15;justify-content:center;align-items:flex-end;width:100px;height:100px;transition:all .5s;display:flex;position:absolute;bottom:20px;right:20px}.premium-module-card:hover .css-animated-watermark{opacity:.9;filter:drop-shadow(0 0 15px var(--card-color));transform:scale(1.1)}.titration-anim .beaker{border:3px solid var(--card-color);border-top:none;border-radius:0 0 10px 10px;width:50px;height:60px;position:relative}.titration-anim .liquid{background:var(--card-color);border-radius:0 0 6px 6px;width:100%;height:30px;position:absolute;bottom:0}.titration-anim .drop{background:var(--card-color);border-radius:50%;width:8px;height:12px;animation:1.5s infinite drop-fall;position:absolute;top:-40px;left:50%;transform:translate(-50%)}@keyframes drop-fall{0%{opacity:1;top:-40px}80%{opacity:0;top:20px}to{opacity:0;top:20px}}.alkalinity-anim .flask{border-left:30px solid 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