:root{
  --ik-app-bg:#f4f6f9;
  --ik-app-panel:#ffffff;
  --ik-app-text:#111827;
  --ik-app-muted:#667085;
  --ik-app-border:#e4e7ec;
  --ik-app-soft:#f8fafc;
  --ik-app-accent:#0f172a;
  --ik-app-accent-2:#dc2626;
  --ik-app-radius:24px;
  --ik-app-shadow:0 24px 70px rgba(15,23,42,.08);
}
.ik-expert-app{display:grid;grid-template-columns:280px minmax(0,1fr);min-height:760px;background:var(--ik-app-bg);border:1px solid var(--ik-app-border);border-radius:30px;overflow:hidden;box-shadow:var(--ik-app-shadow);font-family:Inter,-apple-system,BlinkMacSystemFont,"Segoe UI",sans-serif;color:var(--ik-app-text)}
.ik-app-sidebar{background:#0b1220;color:#fff;padding:24px;display:flex;flex-direction:column;gap:28px}
.ik-app-brand{display:grid;gap:4px;position:relative}.ik-app-brand strong{font-size:38px;letter-spacing:-.06em}.ik-app-brand span{font-size:13px;text-transform:uppercase;letter-spacing:.12em;color:#cbd5e1;font-weight:800}
.ik-app-nav-toggle{display:none;position:absolute;top:0;right:0;background:transparent;border:1px solid rgba(255,255,255,.25);color:#fff;border-radius:10px;font-size:20px;line-height:1;padding:8px 12px;cursor:pointer}
.ik-app-nav{display:grid;gap:8px}.ik-app-nav button{width:100%;border:0;background:transparent;color:#cbd5e1;text-align:left;padding:13px 14px;border-radius:16px;font-weight:800;cursor:pointer}.ik-app-nav button:hover,.ik-app-nav button.is-active{background:#fff;color:#0b1220}
.ik-app-main{padding:28px;overflow:hidden}.ik-app-topbar{display:flex;align-items:center;justify-content:space-between;gap:20px;margin-bottom:24px}
.ik-app-eyebrow{margin:0 0 8px;font-size:12px;text-transform:uppercase;letter-spacing:.14em;font-weight:900;color:#64748b}.ik-app-topbar h1,.ik-app-panel h2{margin:0;font-size:clamp(28px,3vw,42px);line-height:1.05}.ik-app-user{background:#fff;border:1px solid var(--ik-app-border);border-radius:18px;padding:12px 16px;display:grid;gap:2px}.ik-app-user span{font-weight:900}.ik-app-user small{color:var(--ik-app-muted)}
.ik-app-panel{display:none}.ik-app-panel.is-active{display:block}
.ik-app-kpis{display:grid;grid-template-columns:repeat(4,minmax(0,1fr));gap:14px;margin-bottom:18px}.ik-app-kpis article{background:#fff;border:1px solid var(--ik-app-border);border-radius:22px;padding:22px;display:grid;gap:8px}.ik-app-kpis strong{font-size:38px}.ik-app-kpis span{font-weight:800;color:var(--ik-app-muted)}
.ik-app-grid{display:grid;grid-template-columns:1.2fr .8fr;gap:18px}.ik-app-card{background:#fff;border:1px solid var(--ik-app-border);border-radius:var(--ik-app-radius);padding:22px}.ik-app-card h2,.ik-app-card h3{margin-top:0}
.ik-app-section-head{display:flex;align-items:center;justify-content:space-between;gap:16px;margin-bottom:18px}.ik-app-section-head input{min-width:280px;border:1px solid var(--ik-app-border);border-radius:16px;padding:13px 14px;font:inherit}
.ik-app-cases{display:grid;gap:10px}.ik-app-case-item{display:grid;gap:8px;width:100%;text-align:left;background:#fff;border:1px solid var(--ik-app-border);border-radius:18px;padding:15px;cursor:pointer}.ik-app-case-item:hover,.ik-app-case-item.is-selected{border-color:#0f172a;box-shadow:0 14px 36px rgba(15,23,42,.08)}.ik-app-case-item span{justify-self:start;border-radius:999px;background:#eef2ff;color:#3730a3;padding:5px 10px;font-size:12px;font-weight:900}.ik-app-case-item strong{font-size:16px;line-height:1.25}.ik-app-case-item small{color:var(--ik-app-muted);font-weight:800}
.ik-app-case-layout{display:grid;grid-template-columns:minmax(280px,420px) 1fr;gap:18px}.ik-app-case-list{max-height:640px;overflow:auto;padding-right:6px}
.ik-app-case-workspace{display:grid;grid-template-columns:minmax(0,1.25fr) minmax(300px,.75fr);gap:18px}.ik-app-case-col{display:grid;gap:14px;align-content:start}
.ik-app-btn{display:inline-flex;align-items:center;justify-content:center;gap:8px;border:0;border-radius:999px;padding:12px 18px;background:#eef2f7;color:#111827;font-weight:900;text-decoration:none;cursor:pointer}.ik-app-btn-primary{background:#0b1220;color:#fff}.ik-app-actions{display:flex;flex-wrap:wrap;gap:10px;margin-top:14px}
.ik-app-answer{background:#f8fafc;border:1px solid var(--ik-app-border);border-radius:18px;padding:16px;line-height:1.65}.ik-app-feed{display:grid;gap:10px}.ik-app-feed article{border-bottom:1px solid var(--ik-app-border);padding:0 0 12px}.ik-app-feed article:last-child{border-bottom:0}.ik-app-feed p{margin:.35rem 0;color:var(--ik-app-muted)}.ik-app-feed small{color:#94a3b8;font-weight:800}
.ik-app-empty,.ik-app-empty-small{background:#fff;border:1px dashed var(--ik-app-border);border-radius:var(--ik-app-radius);padding:30px;text-align:center;color:var(--ik-app-muted)}
.ik-app-graph{display:grid;gap:10px}.ik-app-graph-node{background:#fff;border:1px solid var(--ik-app-border);border-radius:14px;padding:10px 12px}.ik-app-graph-node span{display:block;font-size:11px;text-transform:uppercase;letter-spacing:.08em;color:#64748b;font-weight:900}
.ik-app-login{display:grid;place-items:center;min-height:440px}.ik-app-auth{max-width:520px;background:#fff;border:1px solid var(--ik-app-border);border-radius:30px;padding:34px;box-shadow:var(--ik-app-shadow)}
@media(max-width:1100px){
  .ik-expert-app{grid-template-columns:1fr}
  .ik-app-sidebar{position:relative;padding:16px 24px}
  .ik-app-nav-toggle{display:inline-flex}
  .ik-app-nav{
    display:none;
    position:absolute;
    left:0;
    right:0;
    top:100%;
    z-index:40;
    margin:0;
    padding:10px;
    background:#0b1220;
    border-radius:0 0 16px 16px;
    box-shadow:0 24px 50px rgba(0,0,0,.35);
  }
  .ik-app-sidebar.is-open .ik-app-nav{display:grid}
  .ik-app-grid,.ik-app-case-layout,.ik-app-case-workspace{grid-template-columns:1fr}
  .ik-app-kpis{grid-template-columns:repeat(2,1fr)}
}
@media(max-width:720px){.ik-expert-app{min-height:0}.ik-app-main{padding:18px}.ik-app-topbar,.ik-app-section-head{align-items:flex-start;flex-direction:column}.ik-app-section-head input{min-width:0;width:100%}.ik-app-kpis{grid-template-columns:1fr}}
@media(max-width:420px){.ik-app-kpis strong{font-size:28px}.ik-app-case-item{padding:12px}.ik-app-user{width:100%}}

.ik-app-followups{border-left:4px solid #f59e0b;background:#fffbeb}
.ik-app-followup-list{list-style:none;margin:10px 0 0;padding:0;display:grid;gap:10px}
.ik-app-followup-list li{background:#fff;border:1px solid #fde68a;border-radius:12px;padding:10px 14px}
.ik-app-followup-list time{display:block;font-size:12px;font-weight:800;color:#92400e;margin-bottom:4px}
.ik-app-followup-list p{margin:0}

.ik-app-logout{font-size:12px;font-weight:900;color:#dc2626;text-decoration:none;margin-top:4px}
.ik-app-logout:hover{text-decoration:underline}

/* Dashboard 2.0 panels */
.ik-app-nav button[data-panel="applications"],
.ik-app-nav button[data-panel="timeline"]{border:1px solid rgba(255,255,255,.08)}

/* Single Page Expert Workspace */
.ik-expert-spa{max-width:1480px;margin:0 auto}
.ik-expert-spa .ik-app-main{min-height:820px}
.ik-app-answer-editor textarea{width:100%;box-sizing:border-box;border:1px solid var(--ik-app-border);border-radius:18px;padding:15px 16px;font:inherit;line-height:1.65;background:#fff;resize:vertical}
.ik-app-muted{color:var(--ik-app-muted)}
.ik-app-save-note{margin-top:12px;border-radius:14px;background:#ecfdf3;border:1px solid #abefc6;color:#067647;padding:10px 12px;font-weight:800}
.ik-app-case-question{border-color:#cbd5e1}
.ik-expert-spa .ik-app-case-layout{grid-template-columns:1fr}
.ik-expert-spa .ik-app-case-list .ik-app-cases{display:grid;grid-template-columns:repeat(3,minmax(0,1fr));gap:14px}
.ik-expert-spa .ik-app-case-list{max-height:none;overflow:visible}
.ik-expert-spa .ik-app-case-item{min-height:150px}
@media(max-width:1100px){.ik-expert-spa .ik-app-case-list .ik-app-cases{grid-template-columns:repeat(2,minmax(0,1fr))}}
@media(max-width:720px){.ik-expert-spa .ik-app-case-list .ik-app-cases{grid-template-columns:1fr}}