/**
 * Login hub — three workspace cards (Driving · E-Sevai · Staff)
 */
.nb-login-hub {
  position: relative;
  z-index: 2;
  padding: clamp(28px, 5vw, 48px) clamp(16px, 4vw, 40px) clamp(32px, 6vw, 56px);
  background: linear-gradient(165deg, #faf9f7 0%, #f0fdfa 42%, #ecfdf5 100%);
  border-bottom: 1px solid rgba(15, 118, 110, 0.12);
}

.nb-login-hub__inner {
  max-width: 1100px;
  margin: 0 auto;
}

.nb-login-hub__head {
  text-align: center;
  margin-bottom: clamp(24px, 4vw, 36px);
}

.nb-login-hub__kicker {
  margin: 0 0 8px;
  font-size: 0.68rem;
  font-weight: 800;
  letter-spacing: 0.12em;
  text-transform: uppercase;
  color: #0f766e;
}

.nb-login-hub__title {
  margin: 0 0 10px;
  font-family: "Noto Sans Tamil", "Plus Jakarta Sans", system-ui, sans-serif;
  font-size: clamp(1.5rem, 4vw, 2.1rem);
  font-weight: 900;
  line-height: 1.2;
  color: #0f172a;
}

.nb-login-hub__sub {
  margin: 0 auto;
  max-width: 46ch;
  font-size: clamp(0.88rem, 1.8vw, 1rem);
  line-height: 1.55;
  color: #64748b;
  font-weight: 600;
}

.nb-login-hub__grid {
  display: grid;
  grid-template-columns: 1fr;
  gap: clamp(14px, 2.5vw, 20px);
}

@media (min-width: 720px) {
  .nb-login-hub__grid {
    grid-template-columns: repeat(auto-fit, minmax(230px, 1fr));
    align-items: stretch;
  }
}

.nb-login-card {
  display: flex;
  flex-direction: column;
  gap: 10px;
  padding: clamp(20px, 3vw, 26px);
  border-radius: 20px;
  background: rgba(255, 255, 255, 0.92);
  border: 1px solid rgba(15, 23, 42, 0.08);
  box-shadow: 0 12px 40px rgba(15, 23, 42, 0.06);
  transition: transform 0.25s ease, box-shadow 0.25s ease, border-color 0.25s ease;
}

.nb-login-card:hover {
  transform: translateY(-3px);
  box-shadow: 0 18px 48px rgba(15, 23, 42, 0.1);
}

.nb-login-card--driving {
  border-top: 4px solid #0f766e;
}

.nb-login-card--esevai {
  border-top: 4px solid #059669;
}

.nb-login-card--staff {
  border-top: 4px solid #1e3a8a;
}

.nb-login-card--student {
  border-top: 4px solid #b45309;
}

.nb-login-card--student .nb-login-card__btn {
  background: linear-gradient(135deg, #d97706, #b45309);
}

.nb-login-card__icon {
  font-size: 2rem;
  line-height: 1;
}

.nb-login-card h2 {
  margin: 0;
  font-size: clamp(1.05rem, 2.2vw, 1.2rem);
  font-weight: 900;
  color: #0f172a;
  font-family: "Noto Sans Tamil", "Plus Jakarta Sans", system-ui, sans-serif;
}

.nb-login-card p {
  margin: 0;
  flex: 1;
  font-size: 0.82rem;
  line-height: 1.55;
  color: #64748b;
  font-weight: 600;
}

.nb-login-card__pin {
  margin-top: 4px;
}

.nb-login-card__pin label {
  display: block;
  font-size: 0.65rem;
  font-weight: 800;
  letter-spacing: 0.06em;
  text-transform: uppercase;
  color: #047857;
  margin-bottom: 6px;
}

.nb-login-card__pin input {
  width: 100%;
  box-sizing: border-box;
  padding: 12px 14px;
  border-radius: 12px;
  border: 2px solid rgba(5, 150, 105, 0.25);
  background: #fff;
  font-size: 1.25rem;
  font-weight: 800;
  letter-spacing: 0.35em;
  text-align: center;
  color: #064e3b;
}

.nb-login-card__pin input:focus {
  outline: none;
  border-color: #059669;
  box-shadow: 0 0 0 3px rgba(5, 150, 105, 0.15);
}

.nb-login-card__btn {
  margin-top: 6px;
  width: 100%;
  padding: 13px 16px;
  border: none;
  border-radius: 14px;
  font-size: 0.88rem;
  font-weight: 800;
  cursor: pointer;
  transition: filter 0.2s ease, transform 0.15s ease;
  color: #fff;
  background: linear-gradient(135deg, #0f766e, #0d9488);
}

.nb-login-card__btn--es {
  background: linear-gradient(135deg, #059669, #047857);
}

.nb-login-card--staff .nb-login-card__btn {
  background: linear-gradient(135deg, #1e40af, #1e3a8a);
}

.nb-login-card__btn:hover {
  filter: brightness(1.06);
  transform: translateY(-1px);
}

.nb-login-card__link {
  background: none;
  border: none;
  padding: 4px 0 0;
  font-size: 0.75rem;
  font-weight: 700;
  color: #059669;
  cursor: pointer;
  text-decoration: underline;
  text-underline-offset: 3px;
}

body.nanban-esevai-only-session #businessSwitcher,
body.nanban-esevai-only-session #notifBell,
body.nanban-esevai-only-session .nanban-only.nb-intl-sync-pill {
  display: none !important;
}

body.nanban-esevai-only-session.esevai-mode #adminTabs .tab.nanban-only,
body.nanban-esevai-only-session.esevai-mode #tabSettings {
  display: none !important;
}

body.nanban-esevai-only-session.esevai-mode #dashSection {
  display: none !important;
}

body.nanban-esevai-only-session.esevai-mode #esDashSection.active-section {
  display: block !important;
}