:root{color-scheme:light;font-family:Inter,system-ui,-apple-system,BlinkMacSystemFont,Segoe UI,sans-serif;line-height:1.5;font-weight:400;color:#0f172a;background-color:#f8fafc}*{box-sizing:border-box}body{margin:0;min-height:100vh;background:radial-gradient(circle at 20% 20%,#e0f2fe 0,transparent 35%),radial-gradient(circle at 80% 0,#e2f3d9 0,transparent 25%),#f8fafc}.app-shell{min-height:100vh;display:flex;align-items:center;justify-content:center;padding:24px}.card{background:#fff;border:1px solid #e2e8f0;border-radius:16px;padding:28px;max-width:420px;width:100%;box-shadow:0 20px 60px #0f172a14}h1{margin:0 0 4px;font-size:24px;font-weight:700}.subhead{margin:0 0 16px;color:#475569}.role-toggle{display:grid;grid-template-columns:repeat(2,1fr);gap:8px;margin-bottom:16px}.role-toggle button{padding:10px 12px;border:1px solid #cbd5e1;border-radius:10px;background:#f8fafc;color:#0f172a;cursor:pointer;font-weight:600}.role-toggle button.active{background:#0ea5e9;color:#fff;border-color:#0284c7}.form{display:flex;flex-direction:column;gap:10px}label{font-weight:600;color:#0f172a}input{padding:10px 12px;border-radius:10px;border:1px solid #cbd5e1;font-size:16px}button{font-size:16px;border:none}button.primary{padding:12px;border-radius:10px;background:linear-gradient(120deg,#0ea5e9,#2563eb);color:#fff;cursor:pointer;font-weight:700;transition:transform .05s ease}button.primary:disabled{background:#cbd5e1;cursor:not-allowed}button.primary:not(:disabled):active{transform:translateY(1px)}button.ghost{padding:10px 14px;border-radius:10px;border:1px solid #cbd5e1;background:#fff;cursor:pointer;font-weight:600}.hint{margin-top:10px;color:#64748b;font-size:14px}.error{color:#b91c1c;font-weight:600}.call-shell{background:#fff;border:1px solid #e2e8f0;border-radius:18px;padding:16px;width:min(1100px,100%);min-height:80vh;height:calc(100vh - 120px);box-shadow:0 20px 60px #0f172a14;display:flex;flex-direction:column;gap:12px}.call-header{display:flex;align-items:center;justify-content:space-between;gap:12px}.eyebrow{text-transform:uppercase;letter-spacing:.08em;font-size:12px;color:#22c55e;font-weight:700}.title{font-size:20px;font-weight:700;color:#0f172a}.status{padding:14px;background:#f8fafc;border:1px dashed #cbd5e1;border-radius:12px;color:#0f172a}.call-container{flex:1;min-height:520px;height:calc(100vh - 200px);border-radius:12px;overflow:hidden;background:#0b1727}.call-container iframe{width:100%;height:100%;border:0}