.login-shell {
  min-height: 100vh;
  display: grid;
  place-items: center;
  padding: 24px;
}

.login-card {
  width: min(920px, 100%);
  display: grid;
  grid-template-columns: 1.15fr 0.85fr;
  gap: 32px;
  background: var(--surface);
  border: 1px solid var(--line);
  border-radius: 24px;
  box-shadow: var(--shadow);
  padding: 40px;
}

.login-brand { display: flex; flex-direction: column; justify-content: center; gap: 12px; }
.login-brand h1 { margin: 0; font-size: clamp(2rem, 4vw, 3.2rem); line-height: 1; }
.login-brand p { margin: 0; color: var(--muted); max-width: 54ch; }

.admin-shell {
  min-height: 100vh;
  display: grid;
  grid-template-columns: 280px minmax(0, 1fr);
}

.sidebar {
  min-height: 100vh;
  position: sticky;
  top: 0;
  align-self: start;
  background: #0f172a;
  color: white;
  padding: 24px;
  display: flex;
  flex-direction: column;
  gap: 24px;
}

.sidebar-brand { display: flex; flex-direction: column; gap: 6px; }
.sidebar-brand strong { font-size: 1.5rem; }
.admin-identity { display: grid; gap: 6px; padding: 16px; border: 1px solid rgba(255,255,255,.12); border-radius: 14px; }
.admin-identity span { color: #cbd5e1; font-size: .88rem; overflow-wrap: anywhere; }
.sidebar-nav { display: grid; gap: 8px; }
.sidebar-logout { margin-top: auto; }

.workspace { min-width: 0; padding: 28px; }
.workspace-header,
.section-heading,
.panel-title {
  display: flex;
  justify-content: space-between;
  align-items: center;
  gap: 20px;
}
.workspace-header { margin-bottom: 28px; }
.workspace-header h2,
.section-heading h3,
.panel-title h4 { margin: 0; }
.section-heading { margin-bottom: 20px; }
.section-heading p { margin: 6px 0 0; color: var(--muted); }

.metrics-grid {
  display: grid;
  grid-template-columns: repeat(4, minmax(0, 1fr));
  gap: 16px;
}

.summary-columns {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 18px;
  margin-top: 20px;
}
.compact-card { grid-column: 1 / -1; }