.k-core-platform{max-width:1440px;margin:0 auto;padding:24px;overflow:hidden}.k-core-hero{display:flex;align-items:flex-start;justify-content:space-between;gap:24px;padding:28px;border:1px solid #e5e7eb;border-radius:28px;background:linear-gradient(135deg,#fff 0,#fff7ed 100%)}.k-core-eyebrow{font-size:12px;font-weight:800;letter-spacing:.12em;color:#ea580c}.k-core-hero h1{margin:8px 0;font-size:clamp(28px,4vw,52px)}.k-core-hero p{max-width:760px;margin:0;color:#64748b}.k-core-stats{display:grid;grid-template-columns:repeat(5,minmax(0,1fr));gap:12px;margin:18px 0}.k-core-stat,.k-ui-card{min-width:0;border:1px solid #e5e7eb;border-radius:20px;background:#fff;box-shadow:0 8px 28px rgba(15,23,42,.06)}.k-core-stat{padding:18px}.k-core-stat strong{display:block;font-size:30px}.k-core-stat span{color:#64748b}.k-core-grid{display:grid;grid-template-columns:repeat(2,minmax(0,1fr));gap:18px}.k-core-grid>section{min-width:0}.k-core-grid h2{font-size:19px;margin:10px 0}.k-ui-card{padding:16px;margin-bottom:10px;overflow:hidden}.k-ui-card h3{margin:0;font-size:16px;overflow-wrap:anywhere}.k-ui-card header p,.k-ui-card__body{margin:5px 0 0;color:#64748b;overflow-wrap:anywhere}.k-ui-badge{display:inline-flex;padding:5px 9px;border-radius:999px;background:#f1f5f9;font-size:12px;font-weight:700}.k-ui-badge--success{background:#dcfce7;color:#166534}.k-ui-badge--warning{background:#ffedd5;color:#9a3412}.k-ui-badge--info{background:#dbeafe;color:#1d4ed8}.k-core-empty,.k-core-error{padding:20px;border:1px dashed #cbd5e1;border-radius:18px;color:#64748b}@media(max-width:900px){.k-core-stats{grid-template-columns:repeat(2,minmax(0,1fr))}.k-core-grid{grid-template-columns:1fr}.k-core-hero{flex-direction:column}}@media(max-width:520px){.k-core-platform{padding:14px}.k-core-stats{grid-template-columns:1fr 1fr}.k-core-hero{padding:20px;border-radius:22px}}

/* R181.2 domain integration */
.k-core-entity-layout{display:grid;grid-template-columns:minmax(0,1.1fr) minmax(320px,.9fr);gap:20px;margin:20px 0}.k-core-entity-list{display:grid;gap:10px}.k-core-entity{display:grid;grid-template-columns:auto minmax(0,1fr) auto;align-items:center;gap:12px;width:100%;padding:14px;border:1px solid var(--k-border,#e4e7ec);border-radius:16px;background:var(--k-surface,#fff);text-align:left;cursor:pointer;min-width:0}.k-core-entity strong,.k-core-entity small{min-width:0;overflow:hidden;text-overflow:ellipsis;white-space:nowrap}.k-core-entity:hover{border-color:#b8c1d1;transform:translateY(-1px)}.k-core-inspector{position:sticky;top:16px;align-self:start;max-height:calc(100vh - 32px);overflow:auto;border:1px solid var(--k-border,#e4e7ec);border-radius:20px;background:var(--k-surface,#fff);padding:18px}.k-core-inspector__head{padding-bottom:16px;border-bottom:1px solid var(--k-border,#e4e7ec);margin-bottom:16px}.k-core-inspector h2,.k-core-inspector h3,.k-core-inspector p{overflow-wrap:anywhere}.k-core-inspector section+section{margin-top:18px}@media(max-width:900px){.k-core-entity-layout{grid-template-columns:1fr}.k-core-inspector{position:static;max-height:none}}@media(max-width:520px){.k-core-entity{grid-template-columns:1fr}.k-core-entity small{white-space:normal}}

/* R181.4 unified frontend core */
.k-ui-card{display:flex;flex-direction:column;gap:12px}.k-ui-card>header{display:flex;flex-direction:column;gap:5px}.k-ui-card__eyebrow{font-size:11px;font-weight:800;letter-spacing:.08em;text-transform:uppercase;color:#64748b}.k-ui-card>footer{display:flex;flex-wrap:wrap;gap:8px;padding-top:10px;border-top:1px solid #eef2f7}.k-ui-empty,.k-ui-error{display:grid;gap:6px;padding:22px;border:1px dashed #cbd5e1;border-radius:18px;background:#fff;color:#64748b}.k-ui-error{border-color:#fecaca;background:#fff7f7;color:#991b1b}.k-ui-empty strong,.k-ui-error strong{color:inherit}.k-ui-empty p,.k-ui-error p{margin:0}.k-ui-skeleton{display:grid;gap:10px}.k-ui-skeleton span{height:14px;border-radius:999px;background:linear-gradient(90deg,#eef2f7 25%,#f8fafc 37%,#eef2f7 63%);background-size:400% 100%;animation:k-ui-shimmer 1.3s infinite}.k-ui-skeleton span:nth-child(2){width:80%}.k-ui-skeleton span:nth-child(3){width:55%}@keyframes k-ui-shimmer{0%{background-position:100% 0}100%{background-position:0 0}}.k-ui-avatar{width:42px;height:42px;border-radius:50%;object-fit:cover;flex:none}.k-ui-avatar--fallback{display:grid;place-items:center;background:#fff7ed;color:#c2410c;font-weight:800}.k-ui-timeline{list-style:none;margin:0;padding:0;display:grid;gap:0}.k-ui-timeline li{position:relative;display:grid;grid-template-columns:18px minmax(0,1fr);gap:10px;padding-bottom:18px}.k-ui-timeline li:not(:last-child)::before{content:"";position:absolute;left:6px;top:14px;bottom:0;width:2px;background:#e2e8f0}.k-ui-timeline__dot{width:14px;height:14px;border-radius:50%;background:#f97316;border:3px solid #ffedd5;z-index:1}.k-ui-timeline strong,.k-ui-timeline p,.k-ui-timeline time{overflow-wrap:anywhere}.k-ui-timeline p{margin:3px 0;color:#64748b}.k-ui-timeline time{font-size:12px;color:#94a3b8}.k-ui-tabs{display:flex;gap:6px;overflow:auto;padding:4px}.k-ui-tabs button{border:0;border-radius:999px;padding:9px 13px;background:#f1f5f9;white-space:nowrap}.k-ui-tabs button[aria-selected="true"]{background:#111827;color:#fff}.k-btn{display:inline-flex;align-items:center;justify-content:center;gap:7px;min-width:0;max-width:100%}.k-btn span{min-width:0;overflow:hidden;text-overflow:ellipsis}.k-core-entity[aria-selected="true"]{border-color:#fb923c;box-shadow:0 0 0 3px #ffedd5}.k-core-inspector__toolbar{display:flex;justify-content:space-between;align-items:center;gap:10px;flex-wrap:wrap;margin-bottom:14px}