/* Additions to the original Kernframe visual system. */
.interactive-section{background:radial-gradient(ellipse at 85% 20%,#40307220,transparent 65%);border-top:1px solid var(--line)}
.feature-grid{display:grid;grid-template-columns:repeat(2,minmax(0,1fr));gap:1.4rem;margin-top:3rem}
.feature-card{border:1px solid var(--line);border-radius:var(--radius);background:linear-gradient(140deg,#14283a,#0e192b);padding:2rem;overflow:hidden;min-width:0}
.feature-card.violet{background:linear-gradient(140deg,#201e3a,#0e192b)}
.feature-number{font-size:.65rem;letter-spacing:.12em;color:var(--cyan);font-weight:700}
.feature-card.violet .feature-number{color:#c3a5ff}
.feature-card h3{font-size:1.7rem;letter-spacing:-.035em;line-height:1.2;margin:1rem 0}
.feature-card p{color:var(--muted);font-size:.95rem;line-height:1.75;max-width:36rem}
.feature-image{display:block;padding:0;border:1px solid #47607680;border-radius:.65rem;overflow:hidden;background:#0b1526;color:var(--cyan);width:100%;text-align:left;margin-top:1.5rem;cursor:pointer}
.feature-image img{display:block;width:100%;height:10rem;object-fit:cover;object-position:left top}
.feature-image span{display:block;padding:.75rem 1rem;font-size:.75rem;font-weight:600}
.feature-image:hover{border-color:var(--cyan)}
.feature-tags{display:flex;gap:.5rem;flex-wrap:wrap;margin-top:1.6rem}
.feature-tags span{font-size:.65rem;border:1px solid #38526b;border-radius:2rem;padding:.4rem .65rem;color:#c0d5e5}
.feature-cta{display:flex;align-items:center;justify-content:space-between;gap:1.5rem;margin-top:2rem;padding:1.5rem 0}
.feature-cta p{color:var(--muted)}
.application-context{margin:1.2rem 0;border-top:1px solid var(--line);border-bottom:1px solid var(--line);padding:1rem 0}
.application-context summary{cursor:pointer;color:var(--ink);font-size:.85rem}
.application-context summary span{color:var(--subtle);font-size:.7rem;margin-left:.5rem}
.application-context[open] summary{margin-bottom:1.4rem}
.updates-consent input[role=switch]{appearance:none!important;flex:0 0 2.25rem;width:2.25rem!important;height:1.3rem!important;min-height:0!important;border:1px solid #60758c;border-radius:2rem;background:#1a293c;position:relative;cursor:pointer;margin:0 .35rem 0 0}
.updates-consent input[role=switch]::before{content:'';position:absolute;left:.17rem;top:.17rem;width:.85rem;height:.85rem;border-radius:50%;background:#bac9da;transition:transform .16s}
.updates-consent input[role=switch]:checked{background:#196c68;border-color:var(--teal)}
.updates-consent input[role=switch]:checked::before{transform:translateX(.88rem);background:var(--teal)}
:focus-visible{outline:2px solid var(--cyan);outline-offset:5px}
.confirmation{min-height:100vh;display:grid;place-items:center;padding:2rem;background:radial-gradient(ellipse at top right,#45317444,transparent 65%)}
.confirmation article{max-width:42rem;border:1px solid var(--line);border-radius:var(--radius);padding:3rem;background:var(--surface)}
.confirmation h1{font-size:clamp(2rem,5vw,3rem);line-height:1.1;margin:1.5rem 0}
.confirmation p{color:var(--muted);line-height:1.7;margin:1rem 0 2rem}
@media(max-width:850px){.feature-grid{grid-template-columns:1fr}.feature-card{padding:1.5rem}.feature-cta{align-items:flex-start;flex-direction:column}.feature-image img{height:auto;max-height:16rem;object-fit:contain}.confirmation article{padding:1.7rem}}
@media(prefers-reduced-motion:reduce){html{scroll-behavior:auto}.updates-consent input[role=switch]::before{transition:none}}

.live-pairing{grid-column:1/-1;background:linear-gradient(115deg,#12343888,#201e3a);border-color:#42787780}.live-pairing p{max-width:58rem}.live-pairing .live-scope{font-size:.75rem;color:var(--subtle);margin-top:1.25rem}