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h4{font-size:.95rem;font-weight:600;margin-bottom:4px}.integration-card p{font-size:.8rem;color:var(--gray-500);margin-bottom:12px}.login-page{min-height:100vh;display:flex;align-items:center;justify-content:center;background:linear-gradient(135deg,#1e3a8a,#1a56db,#0ea5e9)}.login-card{background:#fff;border-radius:var(--radius-lg);padding:40px;width:100%;max-width:420px;box-shadow:0 20px 60px #00000026}.login-card h2{font-size:1.5rem;font-weight:700;margin-bottom:4px}.login-card p{color:var(--gray-500);font-size:.9rem;margin-bottom:28px}.login-card .btn-primary{width:100%;justify-content:center;padding:12px;font-size:.95rem}.tabs{display:flex;gap:0;border-bottom:2px solid var(--gray-200);margin-bottom:24px}.tab{padding:12px 20px;font-size:.85rem;font-weight:500;color:var(--gray-500);cursor:pointer;border-bottom:2px solid transparent;margin-bottom:-2px;transition:all .15s}.tab:hover{color:var(--primary)}.tab.active{color:var(--primary);border-bottom-color:var(--primary);font-weight:600}.loading-screen{display:flex;align-items:center;justify-content:center;min-height:100vh}.spinner{width:40px;height:40px;border:3px solid var(--gray-200);border-top-color:var(--primary);border-radius:50%;animation:spin .8s linear infinite}@keyframes spin{to{transform:rotate(360deg)}}@media (max-width: 768px){.sidebar{display:none}.main-content{margin-left:0}.kpi-grid{grid-template-columns:repeat(2,1fr)}.chart-grid{grid-template-columns:1fr}.page-body{padding:16px}}