:root {
  --haidro-blue: #0b5ed7;
  --haidro-navy: #123456;
  --haidro-surface: #f4f7fb;
}

body { background: var(--haidro-surface); color: #1f2937; }
.login-page { min-height: calc(100vh - 55px); background: radial-gradient(circle at top, #e4f2ff, var(--haidro-surface) 60%); }
.login-card { width: 100%; max-width: 440px; border-radius: 1rem; }
.brand-mark { width: 54px; height: 54px; display: grid; place-items: center; border-radius: 16px; color: #fff; background: linear-gradient(135deg, #0d6efd, #00a6c8); font-size: 1.6rem; font-weight: 800; }
.cloud-navbar { background: linear-gradient(100deg, var(--haidro-navy), var(--haidro-blue)); min-height: 64px; }
.sidebar { width: 230px; flex: 0 0 230px; background: #fff; }
.sidebar .nav-link { color: #4b5563; border-radius: .5rem; margin-bottom: .25rem; }
.sidebar .nav-link.active { color: #fff; background: var(--haidro-blue); }
.dashboard-content { min-width: 0; }
.summary-card { transition: transform .18s ease, box-shadow .18s ease; }
.summary-card:hover { transform: translateY(-2px); }
.empty-state { height: 180px; }

@media (max-width: 767.98px) {
  .sidebar { display: none; }
}