.x-main{display:grid;grid-template-columns:minmax(0,1.25fr) minmax(0,1fr);gap:28px;align-items:start;padding-bottom:20px}
.x-stage{position:sticky;top:12px;height:calc(100vh - 110px);min-height:460px;border:1px solid var(--line);border-radius:28px;background:radial-gradient(120% 90% at 50% 40%,#0E131B 0%,#07090D 70%);overflow:hidden;touch-action:none;cursor:grab}
.x-stage canvas{position:absolute;inset:0;width:100%;height:100%}
.x-top{position:absolute;left:16px;right:16px;top:14px;display:flex;flex-wrap:wrap;gap:8px;justify-content:space-between;align-items:flex-start;pointer-events:none}
.x-top>*{pointer-events:auto}
#xcats{display:flex;flex-wrap:wrap;gap:6px}
#xcats button{border:1px solid #2A303A;background:rgba(11,14,19,.85);color:#C9CDD4;border-radius:999px;padding:6px 11px;font:600 12px var(--body);cursor:pointer;display:inline-flex;align-items:center;gap:6px}
#xcats button i{width:8px;height:8px;border-radius:50%}
#xcats button[aria-pressed="true"]{border-color:var(--fg);color:var(--fg)}
#xtour-start{border:0;background:var(--accent);color:var(--on-accent);border-radius:999px;padding:9px 15px;font:700 13px var(--body);cursor:pointer;box-shadow:0 0 0 6px rgba(198,244,50,.12)}
.x-hint{position:absolute;left:16px;bottom:14px;margin:0;font:500 12px var(--mono);color:var(--faint);pointer-events:none}
#xtour{position:absolute;left:12px;right:12px;bottom:12px;border:1px solid #3A404B;border-radius:20px;background:rgba(11,14,19,.94);padding:16px 18px;display:flex;flex-direction:column;gap:10px;backdrop-filter:blur(6px)}
#xtour .n{margin:0;font:500 12px var(--mono);color:var(--accent);letter-spacing:.06em;text-transform:uppercase}
#xtour p#xt-text{margin:0;font-size:16px;line-height:1.5}
#xtour .b{display:flex;gap:8px;justify-content:flex-end}
#xtour button{border:1px solid #3A404B;background:transparent;color:var(--fg);border-radius:999px;padding:8px 14px;font:600 14px var(--body);cursor:pointer}
#xtour button#xt-next{background:var(--accent);border-color:var(--accent);color:var(--on-accent)}
#xtour button:disabled{opacity:.4;cursor:default}
#xtour #xt-close{margin-right:auto}
.x-panel{min-width:0;padding-bottom:40px}
.x-panel h1{font-size:clamp(38px,4.4vw,60px);line-height:1.02}
.x-panel h2{font-family:var(--body);font-weight:600;font-size:19px;letter-spacing:0;margin:28px 0 6px}
.x-panel p{color:#D5D8DE;margin:0}
.x-panel .x-what{font-size:19px;margin-top:16px;color:var(--fg)}
.x-scene{margin-top:22px;border:1px solid var(--line);border-radius:22px;background:var(--surface);padding:clamp(14px,2.4vw,22px)}
.x-proof,.x-ex{margin-top:16px!important;border-left:2px solid var(--accent);padding-left:16px}
.x-ex{border-color:#3A404B}
.x-proof span,.x-ex span{display:block;font:500 12px var(--mono);color:var(--faint);text-transform:uppercase;letter-spacing:.08em}
.x-proof{font-weight:600}
.x-cta{margin-top:24px}
.x-rel{margin-top:30px}.x-rel .eyebrow{margin-bottom:8px}
.chips{display:flex;flex-wrap:wrap;gap:8px}
.chips a{border:1px solid #2A303A;background:var(--surface);color:var(--fg);border-radius:999px;padding:7px 12px;font:500 13px var(--body);text-decoration:none}
.chips a:hover,.chips a[aria-current="true"]{border-color:var(--accent);color:var(--accent)}
.x-pn{margin-top:26px;display:flex;justify-content:space-between;gap:12px;border-top:1px solid var(--line);padding-top:16px}
.x-pn a{color:#C9CDD4;text-decoration:none;font-weight:600}
.x-all{margin-top:26px}
.x-intro h1{font-size:clamp(44px,5.4vw,76px);line-height:1}
.x-intro .lede{font-size:19px;color:#C9CDD4;margin-top:18px}
.x-intro ol{margin:22px 0 0;padding-left:20px;color:#C9CDD4}
@media (max-width:900px){
  .x-main{grid-template-columns:1fr;gap:18px}
  .x-stage{position:relative;top:0;height:min(62vh,560px);min-height:380px;touch-action:pan-y}
}