:root{--obsidian: #070b11;--obsidian-soft: #0d131d;--obsidian-card: rgba(255, 255, 255, .05);--lime: #b7ff00;--lime-soft: #d1ff4d;--text: #ebf5d6;--muted: #9ab087;--danger: #ef4444}*{box-sizing:border-box}html,body,#root{margin:0;min-height:100%}body{font-family:Inter,sans-serif;background:radial-gradient(circle at 10% 10%,#10200b,var(--obsidian) 45%);color:var(--text)}.mono,code,pre{font-family:JetBrains Mono,monospace}.app-shell{width:min(1200px,92vw);margin:0 auto;padding-bottom:6rem}.top-nav{margin-top:1rem;padding:.8rem 1rem;border-radius:14px;display:flex;align-items:center;justify-content:space-between;position:sticky;top:10px;z-index:10}.top-nav nav{display:flex;gap:1rem}.top-nav a{color:var(--muted);text-decoration:none;font-size:.9rem}.brand{display:flex;align-items:center;gap:.5rem;font-weight:700}.glass-panel{background:var(--obsidian-card);border:1px solid rgba(183,255,0,.16);backdrop-filter:blur(11px);-webkit-backdrop-filter:blur(11px)}.hero{text-align:center;padding:5rem 0 3rem}.hero-tag{display:inline-block;font-size:.72rem;letter-spacing:.1rem;color:var(--lime-soft);border:1px solid rgba(183,255,0,.3);padding:.35rem .7rem;border-radius:999px}.hero h1{margin:1rem auto;font-size:clamp(2rem,4vw,4rem);max-width:820px;color:var(--lime)}.hero p{margin:0 auto;max-width:690px;color:var(--muted);line-height:1.6}.hero-actions{margin-top:1.6rem;display:flex;justify-content:center;gap:.7rem}.section{margin-top:3.6rem}.section h2{font-size:clamp(1.4rem,2vw,2rem)}.section-copy,.muted{color:var(--muted)}.grid-two{display:grid;grid-template-columns:repeat(2,minmax(0,1fr));gap:1.2rem}.stack-panel{border-radius:16px;padding:.8rem;margin-top:.8rem}.layer-row{width:100%;text-align:left;display:grid;gap:.2rem;border-radius:10px;border:1px solid transparent;background:transparent;color:inherit;padding:.7rem .8rem;cursor:pointer;opacity:.45;transition:all .2s ease}.layer-row.active,.layer-row:hover{opacity:1;border-color:#b7ff0059;background:#b7ff0012}.layer-row span{color:var(--lime-soft);font-size:.75rem}.layer-row small{color:var(--muted)}.sticky-code{border-radius:16px;padding:1rem;border:1px solid rgba(183,255,0,.2);position:sticky;top:80px;height:fit-content;background:#00000073}.code-title{color:var(--lime-soft);font-size:.85rem}.sticky-code pre{background:#00000080;border-radius:12px;padding:1rem;overflow-x:auto;border:1px solid rgba(183,255,0,.15)}.pulse-lines{display:grid;gap:.4rem}.pulse-lines span{height:2px;background:linear-gradient(90deg,transparent,var(--lime),transparent);animation:pulse 2s infinite ease-in-out}.pulse-lines span:nth-child(2){animation-delay:.25s}.pulse-lines span:nth-child(3){animation-delay:.5s}@keyframes pulse{0%,to{opacity:.25;transform:scaleX(.7)}50%{opacity:1;transform:scaleX(1)}}.toggle-row{display:flex;gap:.6rem;margin:1rem 0}.compare-panel{border:1px solid rgba(183,255,0,.2);border-radius:16px;padding:1rem;min-height:160px}.compare-panel.legacy{border-color:#ef444466}.legacy-grid{display:grid;grid-template-columns:repeat(2,minmax(0,1fr));gap:.75rem}.legacy-grid div{border:1px solid rgba(239,68,68,.4);color:#fca5a5;border-radius:10px;padding:.8rem;display:flex;align-items:center;gap:.4rem}.smart-core{display:grid;gap:1rem}.core-node{border:1px solid rgba(183,255,0,.5);box-shadow:0 0 22px #b7ff0033;border-radius:12px;padding:1rem;font-weight:700;display:flex;align-items:center;gap:.5rem}.core-links{display:grid;grid-template-columns:repeat(2,minmax(0,1fr));gap:.6rem}.core-links span{border-radius:10px;padding:.65rem;background:#b7ff0017;display:flex;align-items:center;gap:.35rem}textarea,input{width:100%;border-radius:10px;border:1px solid rgba(183,255,0,.2);background:#0006;color:var(--text);padding:.8rem;margin:.45rem 0 .7rem}textarea{min-height:140px;resize:vertical}.status{margin-top:.8rem;color:var(--lime-soft);min-height:1.3rem}.certificate{border-radius:16px;padding:1rem}.certificate h3{display:flex;align-items:center;gap:.5rem}.onboarding-grid{display:grid;grid-template-columns:repeat(2,minmax(0,1fr));gap:.9rem}.onboarding-grid form{border-radius:14px;padding:1rem}.result-bar{border-radius:14px;margin-top:.8rem;padding:1rem;display:grid;gap:.4rem}.result-bar a{display:inline-flex;align-items:center;gap:.3rem;color:var(--lime-soft);text-decoration:none}.btn{border:1px solid transparent;border-radius:10px;padding:.6rem .95rem;background:transparent;color:var(--text);font-weight:600;cursor:pointer}.btn-primary{background:var(--lime);color:#10160a;box-shadow:0 0 20px #b7ff0045}.btn-ghost{border-color:#b7ff0040}.btn-danger{border-color:#ef444466;color:#fca5a5}.mobile-cta{position:fixed;left:12px;right:12px;bottom:12px;background:var(--lime);color:#10160a;text-align:center;padding:.9rem;border-radius:11px;font-weight:800;text-decoration:none;display:none}footer{margin-top:3rem;text-align:center;color:var(--muted)}@media(max-width:900px){.grid-two,.onboarding-grid{grid-template-columns:1fr}.top-nav nav{display:none}.hero-actions{flex-direction:column}.mobile-cta{display:block}}