html,body,#root{height:100%;margin:0}body{background:#f5f7fb}.login-page{min-height:100vh;display:grid;place-items:center;background:linear-gradient(180deg,#ffffffd1,#f5f7fbf5),url(https://images.unsplash.com/photo-1451187580459-43490279c0fa?auto=format&fit=crop&w=1800&q=80);background-size:cover}.login-panel{width:min(420px,calc(100vw - 32px));padding:28px;background:#fffffff5;border:1px solid #e6edf7;border-radius:8px;box-shadow:0 20px 60px #0f23501f}.app-logo{height:40px;display:flex;align-items:center;gap:10px;padding:0 18px;color:#0f1f3d;font-weight:700}.app-logo-mark{width:24px;height:24px;border-radius:6px;background:#1677ff}.page-header{margin-bottom:16px}.page-title{margin:0;font-size:22px;font-weight:700;color:#102033}.page-subtitle{margin:4px 0 0;color:#667085}.metric-grid{display:grid;grid-template-columns:repeat(auto-fit,minmax(180px,1fr));gap:12px;margin-bottom:16px}.reader-frame{width:100%;height:calc(100vh - 230px);border:1px solid #e5e7eb;border-radius:6px;background:#fff}.markdown-body{padding:24px;line-height:1.75;background:#fff;border:1px solid #e5e7eb;border-radius:6px;min-height:420px}.chat-answer{white-space:pre-wrap;line-height:1.8}