.h3 {
  font-weight: 600;
  letter-spacing: -1px;
}

.carbon-header {
  position: sticky;
  top: 0;
  z-index: 1030;
}

.carbon-topbar {
  background: linear-gradient(90deg, #0b2a55, #0f3b6f);
  font-size: 13px;
}

.carbon-topbar-link {
  color: rgba(255, 255, 255, 0.8);
  text-decoration: none;
  font-size: 13px;
  font-weight: 500;
}
.carbon-topbar-link:hover {
  color: #fff;
  text-decoration: underline;
}

.carbon-header .navbar {
  padding-top: 10px;
  padding-bottom: 10px;
}

.carbon-header .navbar-nav .nav-link {
  font-size: 14px;
  font-weight: 600;
  color: #0b2442;
  padding: 6px 12px;
  border-radius: 8px;
  transition: all 0.2s ease;
}

.carbon-header .navbar-nav .nav-link:hover {
  background: rgba(13, 110, 253, 0.08);
  color: #0d6efd;
}

.carbon-header .navbar-nav .dropdown-menu {
  border-radius: 12px;
  border: 1px solid rgba(15, 23, 42, 0.08);
  box-shadow: 0 4px 12px rgba(0, 0, 0, 0.08);
  padding: 8px;
  margin-top: 4px;
}

.carbon-header .navbar-nav .dropdown-item {
  border-radius: 8px;
  padding: 8px 12px;
  font-size: 14px;
  transition: all 0.2s ease;
}

.carbon-header .navbar-nav .dropdown-item:hover {
  background: rgba(13, 110, 253, 0.08);
  color: #0d6efd;
}

.carbon-header .navbar-nav .dropdown-divider {
  margin: 6px 0;
  opacity: 0.1;
}

.carbon-header .btn {
  font-size: 14px;
  font-weight: 600;
  padding: 8px 16px;
}

.carbon-brand-mark {
  width: 34px;
  height: 34px;
  border-radius: 10px;
  display: inline-flex;
  align-items: center;
  justify-content: center;
  background: rgba(13, 110, 253, 0.12);
  color: #0d6efd;
  flex-shrink: 0;
}

.carbon-brand-mark img {
  width: 100%;
  height: 100%;
  object-fit: contain;
}

.carbon-brand-mark--inverse {
  background: rgba(255, 255, 255, 0.12);
  color: #fff;
}

.carbon-brand-text {
  line-height: 1.2;
  font-size: 15px;
  font-weight: 700;
  color: #0b2442;
}

.carbon-brand-tagline {
  font-size: 11px;
  line-height: 1.2;
  color: #6c757d;
  margin-top: 1px;
}

.carbon-btn-pill {
  border-radius: 10px;
  padding-left: 16px;
  padding-right: 16px;
}
.carbon-btn-soft {
  border-radius: 10px;
}
.carbon-btn-soft--inverse {
  border-color: rgba(255, 255, 255, 0.5);
  color: #fff;
  border-radius: 10px;
  transition: all 0.2s ease;
}
.carbon-btn-soft--inverse:hover {
  border-color: #fff;
  color: #fff;
  background: rgba(255, 255, 255, 0.1);
  transform: translateY(-1px);
}

.carbon-hero {
  padding: 64px 0;
  background: radial-gradient(1000px 500px at 20% 20%, rgba(54, 161, 255, 0.35), transparent 60%), radial-gradient(900px 500px at 85% 30%, rgba(92, 255, 190, 0.25), transparent 55%),
    linear-gradient(180deg, #071b34, #0a2a52);
  color: #fff;
}

.carbon-hero-title {
  font-weight: 700;
  letter-spacing: -0.02em;
  line-height: 1.1;
}
.carbon-hero-accent {
  color: #7bd3ff;
}
.carbon-hero-subtitle {
  color: rgba(255, 255, 255, 0.75);
  max-width: 54ch;
}

.carbon-badge-soft {
  border-radius: 999px;
  padding: 8px 12px;
}

.carbon-metric-row {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 10px;
}
@media (min-width: 992px) {
  .carbon-metric-row {
    grid-template-columns: repeat(2, minmax(0, 1fr));
  }
}

.carbon-metric-card {
  display: flex;
  gap: 10px;
  align-items: center;
  padding: 12px 12px;
  border-radius: 14px;
  background: rgba(255, 255, 255, 0.08);
  border: 1px solid rgba(255, 255, 255, 0.12);
  backdrop-filter: blur(8px);
}
.carbon-metric-icon {
  width: 34px;
  height: 34px;
  border-radius: 12px;
  display: inline-flex;
  align-items: center;
  justify-content: center;
  background: rgba(255, 255, 255, 0.12);
  color: #fff;
}
.carbon-metric-value {
  font-weight: 700;
  line-height: 1;
}
.carbon-metric-label {
  color: rgba(255, 255, 255, 0.7);
  font-size: 12px;
  line-height: 1.2;
}

/* Default Card Glassy Look (matching carbon-metric-card) - Global Carbon Theme */
.card:not([class*='bg-']) {
  background: rgba(255, 255, 255, 0.95) !important;
  border: 1px solid rgba(15, 23, 42, 0.08) !important;
  box-shadow: 0 2px 8px rgba(15, 23, 42, 0.06), inset 0 1px 0 rgba(255, 255, 255, 0.8) !important;
  border-radius: 14px;
}

.card:not([class*='bg-']):hover {
  box-shadow: 0 4px 12px rgba(15, 23, 42, 0.08), inset 0 1px 0 rgba(255, 255, 255, 0.9) !important;
  transform: translateY(-1px);
}

/* Soft Gradient Backgrounds for bg-*-subtle Cards - Global Carbon Theme */
.card.bg-primary-subtle,
.card.bg-primary-subtle.border-0 {
  background: radial-gradient(200px 150px at 0% 50%, rgba(13, 110, 253, 0.12), transparent 60%), radial-gradient(180px 120px at 100% 50%, rgba(13, 202, 240, 0.08), transparent 55%),
    linear-gradient(135deg, rgba(207, 226, 255, 0.6), rgba(207, 226, 255, 0.4)) !important;
  border: 1px solid rgba(13, 110, 253, 0.15) !important;
  border-radius: 14px;
  box-shadow: 0 2px 8px rgba(13, 110, 253, 0.08), inset 0 1px 0 rgba(255, 255, 255, 0.6) !important;
}

.card.bg-success-subtle,
.card.bg-success-subtle.border-0 {
  background: radial-gradient(200px 150px at 0% 50%, rgba(25, 135, 84, 0.12), transparent 60%), radial-gradient(180px 120px at 100% 50%, rgba(34, 197, 94, 0.08), transparent 55%),
    linear-gradient(135deg, rgba(209, 250, 229, 0.6), rgba(209, 250, 229, 0.4)) !important;
  border: 1px solid rgba(25, 135, 84, 0.15) !important;
  border-radius: 14px;
  box-shadow: 0 2px 8px rgba(25, 135, 84, 0.08), inset 0 1px 0 rgba(255, 255, 255, 0.6) !important;
}

.card.bg-info-subtle,
.card.bg-info-subtle.border-0 {
  background: radial-gradient(200px 150px at 0% 50%, rgba(13, 202, 240, 0.12), transparent 60%), radial-gradient(180px 120px at 100% 50%, rgba(59, 130, 246, 0.08), transparent 55%),
    linear-gradient(135deg, rgba(207, 250, 254, 0.6), rgba(207, 250, 254, 0.4)) !important;
  border: 1px solid rgba(13, 202, 240, 0.15) !important;
  border-radius: 14px;
  box-shadow: 0 2px 8px rgba(13, 202, 240, 0.08), inset 0 1px 0 rgba(255, 255, 255, 0.6) !important;
}

.card.bg-warning-subtle,
.card.bg-warning-subtle.border-0 {
  background: radial-gradient(200px 150px at 0% 50%, rgba(255, 193, 7, 0.12), transparent 60%), radial-gradient(180px 120px at 100% 50%, rgba(251, 191, 36, 0.08), transparent 55%),
    linear-gradient(135deg, rgba(254, 243, 199, 0.6), rgba(254, 243, 199, 0.4)) !important;
  border: 1px solid rgba(255, 193, 7, 0.15) !important;
  border-radius: 14px;
  box-shadow: 0 2px 8px rgba(255, 193, 7, 0.08), inset 0 1px 0 rgba(255, 255, 255, 0.6) !important;
}

.card.bg-danger-subtle,
.card.bg-danger-subtle.border-0 {
  background: radial-gradient(200px 150px at 0% 50%, rgba(220, 53, 69, 0.12), transparent 60%), radial-gradient(180px 120px at 100% 50%, rgba(239, 68, 68, 0.08), transparent 55%),
    linear-gradient(135deg, rgba(254, 226, 226, 0.6), rgba(254, 226, 226, 0.4)) !important;
  border: 1px solid rgba(220, 53, 69, 0.15) !important;
  border-radius: 14px;
  box-shadow: 0 2px 8px rgba(220, 53, 69, 0.08), inset 0 1px 0 rgba(255, 255, 255, 0.6) !important;
}

.card.bg-secondary-subtle,
.card.bg-secondary-subtle.border-0 {
  background: radial-gradient(200px 150px at 0% 50%, rgba(108, 117, 125, 0.08), transparent 60%), radial-gradient(180px 120px at 100% 50%, rgba(148, 163, 184, 0.06), transparent 55%),
    linear-gradient(135deg, rgba(248, 250, 252, 0.8), rgba(241, 245, 249, 0.6)) !important;
  border: 1px solid rgba(148, 163, 184, 0.15) !important;
  border-radius: 14px;
  box-shadow: 0 2px 8px rgba(108, 117, 125, 0.08), inset 0 1px 0 rgba(255, 255, 255, 0.6) !important;
}

/* Hover effects for gradient cards */
.card.bg-primary-subtle:hover,
.card.bg-success-subtle:hover,
.card.bg-info-subtle:hover,
.card.bg-warning-subtle:hover,
.card.bg-danger-subtle:hover,
.card.bg-secondary-subtle:hover {
  transform: translateY(-2px);
  box-shadow: 0 4px 12px rgba(0, 0, 0, 0.1), inset 0 1px 0 rgba(255, 255, 255, 0.7) !important;
}

/* Soft Gradient Button Styles - Global Carbon Theme */
.btn-light,
.btn-light:focus,
.btn-light:active {
  background: radial-gradient(120px 80px at 0% 50%, rgba(255, 255, 255, 0.6), transparent 60%), linear-gradient(135deg, rgba(248, 249, 250, 0.95), rgba(241, 243, 245, 0.9)) !important;
  border: 1px solid rgba(15, 23, 42, 0.12) !important;
  color: #0b2442 !important;
  box-shadow: 0 1px 3px rgba(15, 23, 42, 0.06), inset 0 1px 0 rgba(255, 255, 255, 0.8) !important;
  border-radius: 10px;
  font-weight: 600;
  transition: all 0.2s ease;
}
.btn-light:hover {
  background: radial-gradient(120px 80px at 0% 50%, rgba(255, 255, 255, 0.8), transparent 60%), linear-gradient(135deg, rgba(255, 255, 255, 0.98), rgba(248, 249, 250, 0.95)) !important;
  border-color: rgba(15, 23, 42, 0.18) !important;
  box-shadow: 0 2px 6px rgba(15, 23, 42, 0.1), inset 0 1px 0 rgba(255, 255, 255, 0.9) !important;
  transform: translateY(-1px);
}

/* Primary Button Gradient */
.btn-primary,
.btn-primary:focus,
.btn-primary:active {
  background: radial-gradient(120px 80px at 0% 50%, rgba(13, 110, 253, 0.2), transparent 60%), linear-gradient(135deg, rgba(13, 110, 253, 0.95), rgba(13, 110, 253, 0.85)) !important;
  border: 1px solid rgba(13, 110, 253, 0.3) !important;
  box-shadow: 0 2px 6px rgba(13, 110, 253, 0.2), inset 0 1px 0 rgba(255, 255, 255, 0.2) !important;
  border-radius: 10px;
  font-weight: 600;
  transition: all 0.2s ease;
}
.btn-primary:hover {
  background: radial-gradient(120px 80px at 0% 50%, rgba(13, 110, 253, 0.3), transparent 60%), linear-gradient(135deg, rgba(13, 110, 253, 1), rgba(13, 110, 253, 0.95)) !important;
  border-color: rgba(13, 110, 253, 0.4) !important;
  box-shadow: 0 4px 10px rgba(13, 110, 253, 0.3), inset 0 1px 0 rgba(255, 255, 255, 0.3) !important;
  transform: translateY(-1px);
}

/* Outline Buttons with Soft Gradients */
.btn-outline-primary,
.btn-outline-primary:focus,
.btn-outline-primary:active {
  background: radial-gradient(120px 80px at 0% 50%, rgba(13, 110, 253, 0.08), transparent 60%), linear-gradient(135deg, rgba(207, 226, 255, 0.4), rgba(207, 226, 255, 0.2)) !important;
  border: 1px solid rgba(13, 110, 253, 0.25) !important;
  color: #0d6efd !important;
  box-shadow: 0 1px 3px rgba(13, 110, 253, 0.1), inset 0 1px 0 rgba(255, 255, 255, 0.6) !important;
  border-radius: 10px;
  font-weight: 600;
  transition: all 0.2s ease;
}
.btn-outline-primary:hover {
  background: radial-gradient(120px 80px at 0% 50%, rgba(13, 110, 253, 0.15), transparent 60%), linear-gradient(135deg, rgba(207, 226, 255, 0.6), rgba(207, 226, 255, 0.4)) !important;
  border-color: rgba(13, 110, 253, 0.35) !important;
  box-shadow: 0 2px 6px rgba(13, 110, 253, 0.15), inset 0 1px 0 rgba(255, 255, 255, 0.7) !important;
  transform: translateY(-1px);
}

.btn-outline-success,
.btn-outline-success:focus,
.btn-outline-success:active {
  background: radial-gradient(120px 80px at 0% 50%, rgba(25, 135, 84, 0.08), transparent 60%), linear-gradient(135deg, rgba(209, 250, 229, 0.4), rgba(209, 250, 229, 0.2)) !important;
  border: 1px solid rgba(25, 135, 84, 0.25) !important;
  color: #198754 !important;
  box-shadow: 0 1px 3px rgba(25, 135, 84, 0.1), inset 0 1px 0 rgba(255, 255, 255, 0.6) !important;
  border-radius: 10px;
  font-weight: 600;
  transition: all 0.2s ease;
}
.btn-outline-success:hover {
  background: radial-gradient(120px 80px at 0% 50%, rgba(25, 135, 84, 0.15), transparent 60%), linear-gradient(135deg, rgba(209, 250, 229, 0.6), rgba(209, 250, 229, 0.4)) !important;
  border-color: rgba(25, 135, 84, 0.35) !important;
  box-shadow: 0 2px 6px rgba(25, 135, 84, 0.15), inset 0 1px 0 rgba(255, 255, 255, 0.7) !important;
  transform: translateY(-1px);
}

.btn-outline-info,
.btn-outline-info:focus,
.btn-outline-info:active {
  background: radial-gradient(120px 80px at 0% 50%, rgba(13, 202, 240, 0.08), transparent 60%), linear-gradient(135deg, rgba(207, 250, 254, 0.4), rgba(207, 250, 254, 0.2)) !important;
  border: 1px solid rgba(13, 202, 240, 0.25) !important;
  color: #0dcaf0 !important;
  box-shadow: 0 1px 3px rgba(13, 202, 240, 0.1), inset 0 1px 0 rgba(255, 255, 255, 0.6) !important;
  border-radius: 10px;
  font-weight: 600;
  transition: all 0.2s ease;
}
.btn-outline-info:hover {
  background: radial-gradient(120px 80px at 0% 50%, rgba(13, 202, 240, 0.15), transparent 60%), linear-gradient(135deg, rgba(207, 250, 254, 0.6), rgba(207, 250, 254, 0.4)) !important;
  border-color: rgba(13, 202, 240, 0.35) !important;
  box-shadow: 0 2px 6px rgba(13, 202, 240, 0.15), inset 0 1px 0 rgba(255, 255, 255, 0.7) !important;
  transform: translateY(-1px);
}

.btn-outline-warning,
.btn-outline-warning:focus,
.btn-outline-warning:active {
  background: radial-gradient(120px 80px at 0% 50%, rgba(255, 193, 7, 0.08), transparent 60%), linear-gradient(135deg, rgba(254, 243, 199, 0.4), rgba(254, 243, 199, 0.2)) !important;
  border: 1px solid rgba(255, 193, 7, 0.25) !important;
  color: #ffc107 !important;
  box-shadow: 0 1px 3px rgba(255, 193, 7, 0.1), inset 0 1px 0 rgba(255, 255, 255, 0.6) !important;
  border-radius: 10px;
  font-weight: 600;
  transition: all 0.2s ease;
}
.btn-outline-warning:hover {
  background: radial-gradient(120px 80px at 0% 50%, rgba(255, 193, 7, 0.15), transparent 60%), linear-gradient(135deg, rgba(254, 243, 199, 0.6), rgba(254, 243, 199, 0.4)) !important;
  border-color: rgba(255, 193, 7, 0.35) !important;
  box-shadow: 0 2px 6px rgba(255, 193, 7, 0.15), inset 0 1px 0 rgba(255, 255, 255, 0.7) !important;
  transform: translateY(-1px);
}

.btn-outline-danger,
.btn-outline-danger:focus,
.btn-outline-danger:active {
  background: radial-gradient(120px 80px at 0% 50%, rgba(220, 53, 69, 0.08), transparent 60%), linear-gradient(135deg, rgba(254, 226, 226, 0.4), rgba(254, 226, 226, 0.2)) !important;
  border: 1px solid rgba(220, 53, 69, 0.25) !important;
  color: #dc3545 !important;
  box-shadow: 0 1px 3px rgba(220, 53, 69, 0.1), inset 0 1px 0 rgba(255, 255, 255, 0.6) !important;
  border-radius: 10px;
  font-weight: 600;
  transition: all 0.2s ease;
}
.btn-outline-danger:hover {
  background: radial-gradient(120px 80px at 0% 50%, rgba(220, 53, 69, 0.15), transparent 60%), linear-gradient(135deg, rgba(254, 226, 226, 0.6), rgba(254, 226, 226, 0.4)) !important;
  border-color: rgba(220, 53, 69, 0.35) !important;
  box-shadow: 0 2px 6px rgba(220, 53, 69, 0.15), inset 0 1px 0 rgba(255, 255, 255, 0.7) !important;
  transform: translateY(-1px);
}

.btn-outline-dark,
.btn-outline-dark:focus,
.btn-outline-dark:active {
  background: radial-gradient(120px 80px at 0% 50%, rgba(33, 37, 41, 0.08), transparent 60%), linear-gradient(135deg, rgba(248, 249, 250, 0.4), rgba(241, 243, 245, 0.2)) !important;
  border: 1px solid rgba(33, 37, 41, 0.25) !important;
  color: #212529 !important;
  box-shadow: 0 1px 3px rgba(33, 37, 41, 0.1), inset 0 1px 0 rgba(255, 255, 255, 0.6) !important;
  border-radius: 10px;
  font-weight: 600;
  transition: all 0.2s ease;
}
.btn-outline-dark:hover {
  background: radial-gradient(120px 80px at 0% 50%, rgba(33, 37, 41, 0.15), transparent 60%), linear-gradient(135deg, rgba(248, 249, 250, 0.6), rgba(241, 243, 245, 0.4)) !important;
  border-color: rgba(33, 37, 41, 0.35) !important;
  box-shadow: 0 2px 6px rgba(33, 37, 41, 0.15), inset 0 1px 0 rgba(255, 255, 255, 0.7) !important;
  transform: translateY(-1px);
}

/* Outline Light Button (for hero section) */
.btn-outline-light {
  border-radius: 10px;
  transition: all 0.2s ease;
}
.btn-outline-light:hover {
  background: rgba(255, 255, 255, 0.15) !important;
  border-color: rgba(255, 255, 255, 0.8) !important;
  transform: translateY(-1px);
}

/* Outline Secondary Button */
.btn-outline-secondary,
.btn-outline-secondary:focus,
.btn-outline-secondary:active {
  background: radial-gradient(120px 80px at 0% 50%, rgba(108, 117, 125, 0.08), transparent 60%), linear-gradient(135deg, rgba(248, 249, 250, 0.4), rgba(241, 243, 245, 0.2)) !important;
  border: 1px solid rgba(108, 117, 125, 0.25) !important;
  color: #6c757d !important;
  box-shadow: 0 1px 3px rgba(108, 117, 125, 0.1), inset 0 1px 0 rgba(255, 255, 255, 0.6) !important;
  border-radius: 10px;
  font-weight: 600;
  transition: all 0.2s ease;
}
.btn-outline-secondary:hover {
  background: radial-gradient(120px 80px at 0% 50%, rgba(108, 117, 125, 0.15), transparent 60%), linear-gradient(135deg, rgba(248, 249, 250, 0.6), rgba(241, 243, 245, 0.4)) !important;
  border-color: rgba(108, 117, 125, 0.35) !important;
  color: #495057 !important;
  box-shadow: 0 2px 6px rgba(108, 117, 125, 0.15), inset 0 1px 0 rgba(255, 255, 255, 0.7) !important;
  transform: translateY(-1px);
}

/* Nav Pills - Carbon Theme */
.nav-pills .nav-link {
  border-radius: 10px;
  padding: 8px 16px;
  font-weight: 600;
  font-size: 14px;
  color: #0b2442;
  background: radial-gradient(120px 80px at 0% 50%, rgba(255, 255, 255, 0.6), transparent 60%), linear-gradient(135deg, rgba(248, 249, 250, 0.95), rgba(241, 243, 245, 0.9));
  border: 1px solid rgba(15, 23, 42, 0.12);
  box-shadow: 0 1px 3px rgba(15, 23, 42, 0.06), inset 0 1px 0 rgba(255, 255, 255, 0.8);
  transition: all 0.2s ease;
}

.nav-pills .nav-link:hover {
  background: radial-gradient(120px 80px at 0% 50%, rgba(255, 255, 255, 0.8), transparent 60%), linear-gradient(135deg, rgba(255, 255, 255, 0.98), rgba(248, 249, 250, 0.95));
  border-color: rgba(15, 23, 42, 0.18);
  box-shadow: 0 2px 6px rgba(15, 23, 42, 0.1), inset 0 1px 0 rgba(255, 255, 255, 0.9);
  transform: translateY(-1px);
  color: #0b2442;
}

.nav-pills .nav-link.active {
  background: radial-gradient(120px 80px at 0% 50%, rgba(13, 110, 253, 0.2), transparent 60%), linear-gradient(135deg, rgba(13, 110, 253, 0.95), rgba(13, 110, 253, 0.85));
  border: 1px solid rgba(13, 110, 253, 0.3);
  box-shadow: 0 2px 6px rgba(13, 110, 253, 0.2), inset 0 1px 0 rgba(255, 255, 255, 0.2);
  color: #fff;
}

.nav-pills .nav-link.active:hover {
  background: radial-gradient(120px 80px at 0% 50%, rgba(13, 110, 253, 0.3), transparent 60%), linear-gradient(135deg, rgba(13, 110, 253, 1), rgba(13, 110, 253, 0.95));
  border-color: rgba(13, 110, 253, 0.4);
  box-shadow: 0 4px 10px rgba(13, 110, 253, 0.3), inset 0 1px 0 rgba(255, 255, 255, 0.3);
  transform: translateY(-1px);
  color: #fff;
}

/* Action Buttons - Soft Color Variants */
.carbon-action-btn {
  border-radius: 10px;
  padding: 8px 14px;
  font-weight: 400;
  font-size: 13px;
  border: 1px solid transparent;
  transition: all 0.2s ease;
  gap: 8px;
}

.carbon-action-btn i {
  font-size: 14px;
  opacity: 0.8;
}

.carbon-action-separator {
  color: rgba(15, 23, 42, 0.2);
  font-weight: 300;
  margin: 0 4px;
}

.carbon-action-text {
  font-weight: 400;
  text-align: center;
}

/* Primary Action Button */
.carbon-action-btn--primary {
  background: radial-gradient(120px 80px at 0% 50%, rgba(13, 110, 253, 0.12), transparent 60%), linear-gradient(135deg, rgba(207, 226, 255, 0.5), rgba(207, 226, 255, 0.3));
  border-color: rgba(13, 110, 253, 0.2);
  color: #0d6efd;
  box-shadow: 0 1px 3px rgba(13, 110, 253, 0.08), inset 0 1px 0 rgba(255, 255, 255, 0.6);
}

.carbon-action-btn--primary:hover {
  background: radial-gradient(120px 80px at 0% 50%, rgba(13, 110, 253, 0.18), transparent 60%), linear-gradient(135deg, rgba(207, 226, 255, 0.7), rgba(207, 226, 255, 0.5));
  border-color: rgba(13, 110, 253, 0.3);
  color: #0a58ca;
  box-shadow: 0 2px 6px rgba(13, 110, 253, 0.12), inset 0 1px 0 rgba(255, 255, 255, 0.7);
  transform: translateY(-1px);
}

/* Success Action Button */
.carbon-action-btn--success {
  background: radial-gradient(120px 80px at 0% 50%, rgba(25, 135, 84, 0.12), transparent 60%), linear-gradient(135deg, rgba(209, 250, 229, 0.5), rgba(209, 250, 229, 0.3));
  border-color: rgba(25, 135, 84, 0.2);
  color: #198754;
  box-shadow: 0 1px 3px rgba(25, 135, 84, 0.08), inset 0 1px 0 rgba(255, 255, 255, 0.6);
}

.carbon-action-btn--success:hover {
  background: radial-gradient(120px 80px at 0% 50%, rgba(25, 135, 84, 0.18), transparent 60%), linear-gradient(135deg, rgba(209, 250, 229, 0.7), rgba(209, 250, 229, 0.5));
  border-color: rgba(25, 135, 84, 0.3);
  color: #146c43;
  box-shadow: 0 2px 6px rgba(25, 135, 84, 0.12), inset 0 1px 0 rgba(255, 255, 255, 0.7);
  transform: translateY(-1px);
}

/* Info Action Button */
.carbon-action-btn--info {
  background: radial-gradient(120px 80px at 0% 50%, rgba(13, 202, 240, 0.12), transparent 60%), linear-gradient(135deg, rgba(207, 250, 254, 0.5), rgba(207, 250, 254, 0.3));
  border-color: rgba(13, 202, 240, 0.2);
  color: #0dcaf0;
  box-shadow: 0 1px 3px rgba(13, 202, 240, 0.08), inset 0 1px 0 rgba(255, 255, 255, 0.6);
}

.carbon-action-btn--info:hover {
  background: radial-gradient(120px 80px at 0% 50%, rgba(13, 202, 240, 0.18), transparent 60%), linear-gradient(135deg, rgba(207, 250, 254, 0.7), rgba(207, 250, 254, 0.5));
  border-color: rgba(13, 202, 240, 0.3);
  color: #0aa2c0;
  box-shadow: 0 2px 6px rgba(13, 202, 240, 0.12), inset 0 1px 0 rgba(255, 255, 255, 0.7);
  transform: translateY(-1px);
}

/* Warning Action Button */
.carbon-action-btn--warning {
  background: radial-gradient(120px 80px at 0% 50%, rgba(255, 193, 7, 0.12), transparent 60%), linear-gradient(135deg, rgba(254, 243, 199, 0.5), rgba(254, 243, 199, 0.3));
  border-color: rgba(255, 193, 7, 0.2);
  color: #b8860b;
  box-shadow: 0 1px 3px rgba(255, 193, 7, 0.08), inset 0 1px 0 rgba(255, 255, 255, 0.6);
}

.carbon-action-btn--warning:hover {
  background: radial-gradient(120px 80px at 0% 50%, rgba(255, 193, 7, 0.18), transparent 60%), linear-gradient(135deg, rgba(254, 243, 199, 0.7), rgba(254, 243, 199, 0.5));
  border-color: rgba(255, 193, 7, 0.3);
  color: #996f08;
  box-shadow: 0 2px 6px rgba(255, 193, 7, 0.12), inset 0 1px 0 rgba(255, 255, 255, 0.7);
  transform: translateY(-1px);
}

/* Badge Soft Styling */
.badge.text-bg-light {
  background: radial-gradient(60px 40px at 50% 50%, rgba(255, 255, 255, 0.8), transparent 70%), linear-gradient(135deg, rgba(248, 249, 250, 0.95), rgba(241, 243, 245, 0.9)) !important;
  border: 1px solid rgba(15, 23, 42, 0.1) !important;
  color: #0b2442 !important;
  box-shadow: 0 1px 2px rgba(15, 23, 42, 0.05), inset 0 1px 0 rgba(255, 255, 255, 0.7) !important;
  border-radius: 6px;
  font-weight: 600;
  padding: 4px 8px;
}

.carbon-subject-picker {
  border-radius: 18px;
  overflow: hidden;
  background: transparent !important;
}

.carbon-subject-picker:hover {
  box-shadow: none !important;
}

.carbon-subject-picker.card {
  background: radial-gradient(200px 150px at 0% 50%, rgba(17, 110, 253, 0.35), transparent 60%), radial-gradient(180px 120px at 100% 50%, rgba(13, 202, 240, 0.25), transparent 55%),
    linear-gradient(180deg, rgba(17, 110, 253, 0.35), rgba(17, 110, 253, 0.12)) !important;
  border: 1px solid rgba(255, 255, 255, 0.14) !important;
  box-shadow: 0 2px 8px rgba(17, 110, 253, 0.15), inset 0 1px 0 rgba(255, 255, 255, 0.2) !important;
}
.carbon-subject-picker .card-body {
  background: transparent;
  border: none;
}

.carbon-dot {
  width: 10px;
  height: 10px;
  border-radius: 999px;
  background: #52d1ff;
  display: inline-block;
}

.carbon-icon-btn {
  border-radius: 10px;
}

.carbon-accordion .accordion-item {
  border: 0;
  border-radius: 14px;
  overflow: hidden;
  margin-bottom: 10px;
}

.carbon-accordion .accordion-button {
  font-weight: 600;
}
.carbon-accordion .accordion-button:focus {
  box-shadow: none;
}

.carbon-acc-item--math .accordion-button {
  background: rgba(13, 110, 253, 0.14);
}
.carbon-acc-item--sci .accordion-button {
  background: rgba(25, 135, 84, 0.14);
}
.carbon-acc-item--hum .accordion-button {
  background: rgba(220, 53, 69, 0.14);
}
.carbon-acc-item--eng .accordion-button {
  background: rgba(111, 66, 193, 0.14);
}
.carbon-acc-item--lang .accordion-button {
  background: rgba(253, 126, 20, 0.14);
}

.carbon-class-accordion {
  margin-bottom: 8px;
  border-radius: 12px;
  background: radial-gradient(200px 150px at 0% 50%, rgba(13, 110, 253, 0.06), transparent 60%), radial-gradient(180px 120px at 100% 50%, rgba(13, 202, 240, 0.04), transparent 55%),
    linear-gradient(135deg, rgba(255, 255, 255, 0.98), rgba(248, 250, 252, 0.95));
  border: 1px solid rgba(15, 23, 42, 0.08);
  box-shadow: 0 2px 8px rgba(15, 23, 42, 0.06), inset 0 1px 0 rgba(255, 255, 255, 0.8);
  padding: 10px;
  transition: all 0.2s ease;
}

.carbon-class-accordion:hover {
  border-color: rgba(15, 23, 42, 0.12);
  box-shadow: 0 4px 12px rgba(15, 23, 42, 0.08), inset 0 1px 0 rgba(255, 255, 255, 0.9);
}

.carbon-accordion .accordion-collapse {
  margin-top: 5px;
}

.carbon-course-card {
  display: block;
  text-decoration: none;
  color: #0b2442;
  background: transparent;
  border: none;
  border-radius: 8px;
  padding: 8px 10px;
  width: 100%;
  text-align: left;
  transition: all 0.2s ease;
}

.carbon-course-card--clickable {
  cursor: pointer;
  border: none;
  background: transparent;
}

.carbon-course-card--clickable:hover {
  background: rgba(13, 110, 253, 0.04);
}

.carbon-course-card--clickable[aria-expanded='true'] {
  background: rgba(13, 110, 253, 0.06);
}

.carbon-course-card--clickable[aria-expanded='true'] .bi-chevron-down {
  transform: rotate(180deg);
}

.carbon-course-card-wrapper {
  flex: 0 0 auto;
  min-width: 200px;
  max-width: 100%;
}

.carbon-course-title {
  font-weight: 600;
  font-size: 16px;
  margin-bottom: 4px;
  color: #0b2442;
}

.carbon-course-meta {
  display: flex;
  gap: 4px;
  flex-wrap: wrap;
}

.carbon-course-subjects {
  padding: 10px;
  margin-top: -10px;
  border-radius: 8px;
  background: rgba(255, 255, 255, 0.6);
  border: 1px solid rgba(15, 23, 42, 0.06);
  box-shadow: inset 0 1px 3px rgba(15, 23, 42, 0.04);
}

.carbon-subject-btn {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 10px 12px;
  border-radius: 10px;
  text-decoration: none;
  color: #0b2442;
  background: rgba(255, 255, 255, 0.4);
  border: 1px solid rgba(15, 23, 42, 0.08);
  font-size: 13px;
  font-weight: 500;
  transition: none;
}

.carbon-subject-btn i {
  font-size: 12px;
  color: #6c757d;
  opacity: 0.7;
}

.carbon-subject-pill {
  display: inline-flex;
  align-items: center;
  padding: 6px 12px;
  border-radius: 999px;
  text-decoration: none;
  font-size: 11px;
  font-weight: 500;
  color: #0d6efd;
  background: radial-gradient(120px 80px at 0% 50%, rgba(13, 110, 253, 0.08), transparent 60%), linear-gradient(135deg, rgba(207, 226, 255, 0.4), rgba(207, 226, 255, 0.2));
  border: 1px solid rgba(13, 110, 253, 0.25);
  box-shadow: 0 1px 3px rgba(13, 110, 253, 0.1), inset 0 1px 0 rgba(255, 255, 255, 0.6);
  transition: all 0.2s ease;
  white-space: nowrap;
}

.carbon-subject-pill:hover {
  background: radial-gradient(120px 80px at 0% 50%, rgba(13, 110, 253, 0.15), transparent 60%), linear-gradient(135deg, rgba(207, 226, 255, 0.6), rgba(207, 226, 255, 0.4));
  border-color: rgba(13, 110, 253, 0.35);
  color: #0a58ca;
  box-shadow: 0 2px 6px rgba(13, 110, 253, 0.15), inset 0 1px 0 rgba(255, 255, 255, 0.7);
  transform: translateY(-1px);
}

.carbon-subject-picker-foot {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 12px;
}

.carbon-appbar {
  border-radius: 18px;
}

.carbon-kpi-grid {
  display: grid;
  gap: 10px;
}
.carbon-kpi {
  display: flex;
  gap: 10px;
  align-items: flex-start;
  border-radius: 14px;
  padding: 12px;
  border: 1px solid rgba(15, 23, 42, 0.08);
  background: #fff;
}
.carbon-kpi-icon {
  width: 36px;
  height: 36px;
  border-radius: 12px;
  display: inline-flex;
  align-items: center;
  justify-content: center;
  background: rgba(13, 110, 253, 0.12);
  color: #0d6efd;
}
.carbon-kpi-title {
  font-weight: 700;
  line-height: 1.1;
}
.carbon-kpi-sub {
  color: #6c757d;
  font-size: 12px;
}

.carbon-metric-card--link {
  text-decoration: none;
  color: #fff;
  cursor: pointer;
  justify-content: space-between;
}

.carbon-metric-card--link i {
  font-size: 14px;
  opacity: 0.8;
}

.carbon-metric-card--small {
  padding: 8px 12px;
  font-size: 13px;
}

.carbon-metric-card--small i {
  font-size: 12px;
}

.carbon-question {
  background: #f8fafc;
  border-radius: 14px;
}

.carbon-mini-note {
  border-radius: 14px;
  padding: 12px;
  background: #f8fafc;
  border: 1px solid rgba(15, 23, 42, 0.06);
  color: #334155;
}

.carbon-feature-list {
  gap: 8px;
}

.carbon-feature-list .list-group-item {
  border-radius: 10px;
  border: 1px solid rgba(15, 23, 42, 0.12);
  margin-bottom: 0;
  padding: 10px 14px;
  background: radial-gradient(120px 80px at 0% 50%, rgba(255, 255, 255, 0.6), transparent 60%), linear-gradient(135deg, rgba(248, 249, 250, 0.95), rgba(241, 243, 245, 0.9));
  box-shadow: 0 1px 3px rgba(15, 23, 42, 0.06), inset 0 1px 0 rgba(255, 255, 255, 0.8);
  color: #0b2442;
  font-weight: 500;
  font-size: 14px;
  transition: all 0.2s ease;
}

.carbon-feature-list .list-group-item:hover {
  background: radial-gradient(120px 80px at 0% 50%, rgba(255, 255, 255, 0.8), transparent 60%), linear-gradient(135deg, rgba(255, 255, 255, 0.98), rgba(248, 249, 250, 0.95));
  border-color: rgba(15, 23, 42, 0.18);
  box-shadow: 0 2px 6px rgba(15, 23, 42, 0.1), inset 0 1px 0 rgba(255, 255, 255, 0.9);
  transform: translateY(-1px);
  color: #0b2442;
}

.carbon-feature-list .list-group-item.active {
  background: radial-gradient(120px 80px at 0% 50%, rgba(13, 110, 253, 0.2), transparent 60%), linear-gradient(135deg, rgba(13, 110, 253, 0.95), rgba(13, 110, 253, 0.85));
  border-color: rgba(13, 110, 253, 0.3);
  box-shadow: 0 2px 6px rgba(13, 110, 253, 0.2), inset 0 1px 0 rgba(255, 255, 255, 0.2);
  color: #fff;
}

.carbon-feature-list .list-group-item.active:hover {
  background: radial-gradient(120px 80px at 0% 50%, rgba(13, 110, 253, 0.3), transparent 60%), linear-gradient(135deg, rgba(13, 110, 253, 1), rgba(13, 110, 253, 0.95));
  border-color: rgba(13, 110, 253, 0.4);
  box-shadow: 0 4px 10px rgba(13, 110, 253, 0.3), inset 0 1px 0 rgba(255, 255, 255, 0.3);
  transform: translateY(-1px);
  color: #fff;
}

.carbon-feature-list .list-group-item i {
  font-size: 16px;
  opacity: 0.8;
}

.carbon-feature-list .list-group-item.active i {
  opacity: 1;
}

.carbon-feature-panel {
  border-radius: 14px;
  padding: 24px;
  background: radial-gradient(200px 150px at 0% 50%, rgba(13, 110, 253, 0.08), transparent 60%), radial-gradient(180px 120px at 100% 50%, rgba(13, 202, 240, 0.06), transparent 55%),
    linear-gradient(135deg, rgba(255, 255, 255, 0.95), rgba(248, 250, 252, 0.95));
  border: 1px solid rgba(15, 23, 42, 0.08);
  box-shadow: 0 2px 8px rgba(15, 23, 42, 0.06), inset 0 1px 0 rgba(255, 255, 255, 0.8);
  height: 500px;
}

.carbon-feature-panel-title {
  font-weight: 700;
  font-size: 20px;
  margin-bottom: 8px;
  color: #0b2442;
}

.carbon-pill {
  border-radius: 12px;
  padding: 14px 16px;
  background: radial-gradient(120px 80px at 0% 50%, rgba(255, 255, 255, 0.6), transparent 60%), linear-gradient(135deg, rgba(255, 255, 255, 0.98), rgba(248, 249, 250, 0.95));
  border: 1px solid rgba(15, 23, 42, 0.08);
  box-shadow: 0 1px 3px rgba(15, 23, 42, 0.06), inset 0 1px 0 rgba(255, 255, 255, 0.8);
  transition: all 0.2s ease;
}

.carbon-pill:hover {
  background: radial-gradient(120px 80px at 0% 50%, rgba(255, 255, 255, 0.8), transparent 60%), linear-gradient(135deg, rgba(255, 255, 255, 1), rgba(248, 249, 250, 0.98));
  border-color: rgba(15, 23, 42, 0.12);
  box-shadow: 0 2px 6px rgba(15, 23, 42, 0.1), inset 0 1px 0 rgba(255, 255, 255, 0.9);
  transform: translateY(-1px);
}

.carbon-pill-title {
  font-weight: 600;
  font-size: 14px;
  color: #0b2442;
  margin-bottom: 4px;
}

.carbon-pill-sub {
  color: #6c757d;
  font-size: 12px;
  line-height: 1.4;
}

.carbon-cta {
  padding: 56px 0;
  background: linear-gradient(180deg, #071b34, #0a2a52);
}
.carbon-quote {
  border-radius: 14px;
  padding: 20px;
  background: rgba(255, 255, 255, 0.08);
  border: 1px solid rgba(255, 255, 255, 0.12);
  color: #fff;
  height: 100%;
  display: flex;
  flex-direction: column;
  transition: all 0.2s ease;
}

.carbon-quote:hover {
  background: rgba(255, 255, 255, 0.12);
  border-color: rgba(255, 255, 255, 0.18);
  transform: translateY(-2px);
  box-shadow: 0 4px 12px rgba(0, 0, 0, 0.2);
}

.carbon-quote-avatar {
  width: 48px;
  height: 48px;
  border-radius: 50%;
  border: 2px solid rgba(255, 255, 255, 0.2);
  flex-shrink: 0;
}

.carbon-quote-name {
  font-weight: 600;
  font-size: 14px;
  color: #fff;
  margin-bottom: 2px;
}

.carbon-quote-role {
  color: rgba(255, 255, 255, 0.7);
  font-size: 12px;
}

.carbon-quote-text {
  font-weight: 400;
  font-size: 14px;
  line-height: 1.6;
  color: rgba(255, 255, 255, 0.9);
  flex-grow: 1;
}

.carbon-subject-grid {
  border-radius: 18px;
}
.carbon-class-subject-card {
  padding: 0;
  border-radius: 14px;
  background: rgba(255, 255, 255, 0.95);
  border: 1px solid rgba(15, 23, 42, 0.08);
  box-shadow: 0 2px 8px rgba(15, 23, 42, 0.06), inset 0 1px 0 rgba(255, 255, 255, 0.8);
  transition: all 0.2s ease;
  overflow: hidden;
  height: 100%;
  display: flex;
  flex-direction: column;
}

.carbon-class-subject-card:hover {
  border-color: rgba(15, 23, 42, 0.12);
  box-shadow: 0 4px 12px rgba(15, 23, 42, 0.08), inset 0 1px 0 rgba(255, 255, 255, 0.9);
  transform: translateY(-2px);
}

.carbon-class-subject-header {
  padding: 16px;
  background: radial-gradient(200px 150px at 0% 50%, rgba(13, 110, 253, 0.12), transparent 60%), radial-gradient(180px 120px at 100% 50%, rgba(13, 202, 240, 0.08), transparent 55%),
    linear-gradient(135deg, rgba(207, 226, 255, 0.5), rgba(207, 226, 255, 0.3));
  border-bottom: 1px solid rgba(13, 110, 253, 0.15);
  display: flex;
  align-items: center;
  gap: 12px;
}

.carbon-class-subject-icon {
  width: 40px;
  height: 40px;
  border-radius: 10px;
  display: inline-flex;
  align-items: center;
  justify-content: center;
  background: rgba(13, 110, 253, 0.15);
  color: #0d6efd;
  flex-shrink: 0;
  font-size: 18px;
}

.carbon-class-subject-title {
  font-weight: 600;
  font-size: 15px;
  color: #0b2442;
  flex-grow: 1;
}

.carbon-class-subject-list {
  padding: 16px;
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  gap: 0;
  font-size: 13px;
  flex-grow: 1;
}

.carbon-subject-link {
  display: inline;
  text-decoration: none;
  color: #0d6efd;
  font-weight: 500;
  transition: all 0.2s ease;
}

.carbon-subject-link:hover {
  color: #0a58ca;
  text-decoration: underline;
}

.carbon-subject-separator {
  color: #6c757d;
  margin: 0 2px;
}

.carbon-footer {
  background: #071b34;
  font-size: 14px;
}

.carbon-footer-brand {
  font-size: 16px;
  font-weight: 700;
  color: #fff;
}

.carbon-footer-title {
  color: #fff;
  font-weight: 700;
  font-size: 14px;
  margin-bottom: 10px;
  letter-spacing: 0.01em;
}

.carbon-footer-links {
  margin: 0;
  padding: 0;
}

.carbon-footer-links li {
  margin-bottom: 6px;
}

.carbon-footer-links a {
  color: rgba(255, 255, 255, 0.75);
  text-decoration: none;
  display: inline-block;
  padding: 2px 0;
  font-size: 13px;
  transition: all 0.2s ease;
}

.carbon-footer-links a:hover {
  color: #fff;
  text-decoration: none;
  transform: translateX(2px);
}

.carbon-footer-divider {
  border-top: 1px solid rgba(255, 255, 255, 0.12);
}

.carbon-social {
  width: 36px;
  height: 36px;
  border-radius: 12px;
  display: inline-flex;
  align-items: center;
  justify-content: center;
  background: rgba(255, 255, 255, 0.1);
  color: #fff;
  text-decoration: none;
  transition: all 0.2s ease;
}

.carbon-social:hover {
  background: rgba(255, 255, 255, 0.16);
  color: #fff;
  transform: translateY(-2px);
}

.carbon-footer .text-white-50 {
  font-size: 12px;
  line-height: 1.5;
}

.carbon-auth {
  min-height: calc(100vh - 1px);
  padding: 56px 0;
  background: radial-gradient(900px 420px at 20% 10%, rgba(54, 161, 255, 0.22), transparent 60%), radial-gradient(900px 420px at 85% 25%, rgba(92, 255, 190, 0.16), transparent 55%),
    linear-gradient(180deg, #071b34, #0a2a52);
}

.carbon-auth-card {
  border-radius: 18px;
  overflow: hidden;
}

.carbon-auth-header {
  padding: 22px 22px;
  background: linear-gradient(135deg, rgba(0, 0, 0, 0.55), rgba(28, 45, 65, 0.55));
  color: #fff;
  border-bottom: 1px solid rgba(255, 255, 255, 0.1);
}

.carbon-auth-kicker {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  color: rgba(255, 255, 255, 0.75);
  font-size: 12px;
  font-weight: 600;
  letter-spacing: 0.02em;
  text-transform: uppercase;
}

.carbon-auth-title {
  font-weight: 800;
  letter-spacing: -0.02em;
  margin: 6px 0 0;
}

.carbon-auth-subtitle {
  color: rgba(255, 255, 255, 0.78);
  font-size: 14px;
  max-width: 52ch;
}

.carbon-auth-icon {
  width: 44px;
  height: 44px;
  border-radius: 14px;
  display: inline-flex;
  align-items: center;
  justify-content: center;
  background: rgba(255, 255, 255, 0.12);
  color: #fff;
  font-size: 20px;
}

.carbon-auth-divider {
  height: 1px;
  background: rgba(15, 23, 42, 0.08);
  margin: 0 0 14px;
}

.carbon-auth-link {
  color: #0d6efd;
  text-decoration: none;
  font-weight: 600;
  font-size: 13px;
}
.carbon-auth-link:hover {
  text-decoration: underline;
}

.carbon-auth-mini {
  color: rgba(255, 255, 255, 0.7);
}

.carbon-auth .input-group-text {
  border-radius: 12px;
}

.carbon-auth .form-control,
.carbon-auth .btn {
  border-radius: 12px;
}

.carbon-auth .form-control:focus {
  box-shadow: 0 0 0 0.2rem rgba(13, 110, 253, 0.18);
  border-color: rgba(13, 110, 253, 0.55);
}

/* 
.carbon-auth ~ footer,
header.carbon-header {
  display: none;
} */

.carbon-404 {
  min-height: calc(100vh - 1px);
  padding: 72px 0;
  background: radial-gradient(1000px 500px at 20% 10%, rgba(54, 161, 255, 0.22), transparent 60%), radial-gradient(900px 500px at 85% 25%, rgba(92, 255, 190, 0.16), transparent 55%),
    linear-gradient(180deg, #071b34, #0a2a52);
}

.carbon-404-card {
  border-radius: 18px;
  overflow: hidden;
  background: #fff;
  box-shadow: 0 4px 24px rgba(0, 0, 0, 0.08);
  transition: transform 0.2s ease;
}

.carbon-404-card:hover {
  transform: translateY(-2px);
  box-shadow: 0 8px 32px rgba(0, 0, 0, 0.12);
}

.carbon-404-header {
  padding: 20px 24px;
  background: linear-gradient(135deg, rgba(0, 0, 0, 0.55), rgba(28, 45, 65, 0.55));
  color: #fff;
  border-bottom: 1px solid rgba(255, 255, 255, 0.1);
}

.carbon-404-mark {
  width: 44px;
  height: 44px;
  border-radius: 14px;
  display: inline-flex;
  align-items: center;
  justify-content: center;
  background: rgba(255, 255, 255, 0.12);
  color: #fff;
  font-size: 18px;
}

.carbon-404-kicker {
  color: rgba(255, 255, 255, 0.72);
  font-size: 12px;
  font-weight: 700;
  letter-spacing: 0.03em;
  text-transform: uppercase;
  line-height: 1.1;
}

.carbon-404-title {
  font-weight: 800;
  letter-spacing: -0.02em;
  line-height: 1.15;
}

.carbon-404-code {
  font-weight: 900;
  letter-spacing: -0.04em;
  font-size: 44px;
  color: rgba(255, 255, 255, 0.25);
}

.carbon-404-description {
  color: #5b6b7a;
  font-size: 15px;
  line-height: 1.6;
}

.carbon-404-actions {
  display: flex;
  flex-wrap: wrap;
  gap: 10px;
}

.carbon-404-btn-primary {
  font-weight: 600;
  padding: 10px 20px;
  transition: all 0.2s ease;
}

.carbon-404-btn-primary:hover {
  transform: translateY(-1px);
  box-shadow: 0 4px 12px rgba(13, 110, 253, 0.25);
}

.carbon-404-btn {
  font-weight: 600;
  padding: 10px 20px;
  transition: all 0.2s ease;
}

.carbon-404-btn:hover {
  transform: translateY(-1px);
}

.carbon-404-hint {
  border-radius: 14px;
  padding: 16px;
  background: #f8fafc;
  border: 1px solid rgba(13, 110, 253, 0.12);
  color: #334155;
}

.carbon-404-hint-icon {
  color: #0d6efd;
  font-size: 18px;
  margin-top: 2px;
  flex-shrink: 0;
}

.carbon-404-hint ul {
  margin: 0;
  padding-left: 20px;
}

.carbon-404-hint ul li {
  margin-bottom: 4px;
  color: #5b6b7a;
}

.carbon-404-hint strong {
  color: #0b2442;
  font-size: 14px;
}

.carbon-404-quick-title {
  color: #0b2442;
  font-weight: 700;
  font-size: 14px;
  letter-spacing: 0.01em;
}

.carbon-404-quick-link {
  border-radius: 999px;
  font-weight: 500;
  transition: all 0.2s ease;
  border: 1px solid rgba(15, 23, 42, 0.1);
}

.carbon-404-quick-link:hover {
  background: #fff;
  border-color: rgba(13, 110, 253, 0.3);
  transform: translateY(-1px);
  box-shadow: 0 2px 8px rgba(0, 0, 0, 0.08);
}

.carbon-404-divider {
  height: 1px;
  background: rgba(15, 23, 42, 0.08);
  margin: 0 0 14px;
}

/* Auth pages matching the reference screens */

.carbon-auth-lite {
  min-height: calc(100vh - 1px);
  padding: 0px 0 72px;
  background: #f7f7f7;
}

.carbon-auth-split {
  min-height: calc(100vh - 1px);
  background: #f7f7f7;
}

.carbon-auth-left {
  padding: 40px 22px 72px;
}

@media (min-width: 992px) {
  .carbon-auth-left {
    padding: 40px 56px 72px;
  }
}

.carbon-auth-center {
  padding: 64px 0 64px;
}

.carbon-auth-h1 {
  font-weight: 800;
  letter-spacing: -0.02em;
  color: #0b2442;
  margin-bottom: 8px;
}

.carbon-auth-sub {
  color: #5b6b7a;
  margin-bottom: 18px;
}

.carbon-auth-panel {
  /* Panel container styles */
  display: block;
}

.carbon-auth-oauth-btn {
  border: 1px solid rgba(15, 23, 42, 0.18);
  border-radius: 999px;
  background: #fff;
  padding: 12px 16px;
  font-weight: 600;
  color: #0b2442;
}

.carbon-auth-oauth-btn:hover {
  background: #fff;
  border-color: rgba(13, 110, 253, 0.45);
}

.carbon-auth-oauth-icon {
  width: 22px;
  height: 22px;
  border-radius: 50%;
  display: inline-flex;
  align-items: center;
  justify-content: center;
  margin-right: 10px;
  font-weight: 800;
  color: #0b2442;
  background: rgba(15, 23, 42, 0.06);
}

.carbon-auth-divider-line {
  position: relative;
  text-align: center;
  margin: 18px 0 16px;
  color: #8a98a8;
  font-size: 13px;
}

.carbon-auth-divider-line::before,
.carbon-auth-divider-line::after {
  content: '';
  position: absolute;
  top: 50%;
  width: 34%;
  height: 1px;
  background: rgba(15, 23, 42, 0.12);
}

.carbon-auth-divider-line::before {
  left: 0;
}

.carbon-auth-divider-line::after {
  right: 0;
}

.carbon-auth-label {
  font-size: 13px;
  font-weight: 700;
  color: #0b2442;
}

.carbon-auth-input {
  border-radius: 12px;
  padding: 12px 14px;
}

.carbon-auth-input:focus {
  box-shadow: 0 0 0 0.2rem rgba(13, 110, 253, 0.14);
  border-color: rgba(13, 110, 253, 0.55);
}

.carbon-auth-eye {
  position: absolute;
  top: 50%;
  right: 10px;
  transform: translateY(-50%);
  border: 0;
  background: transparent;
  padding: 6px;
  color: #6c757d;
}

.carbon-auth-submit {
  border-radius: 999px;
  padding: 12px 16px;
  font-weight: 700;
  margin-top: 14px;
}

.carbon-auth-link {
  color: #0d6efd;
  text-decoration: none;
  font-weight: 600;
}

.carbon-auth-link:hover {
  text-decoration: underline;
}

.carbon-auth-terms {
  color: #5b6b7a;
  font-size: 13px;
}

.carbon-terms-content {
  color: #0b2442;
  line-height: 1.6;
}

.carbon-terms-content p {
  color: #5b6b7a;
  font-size: 14px;
  margin-bottom: 16px;
}

.carbon-terms-content p strong {
  color: #0b2442;
  font-weight: 700;
}

/* User type cards */
.carbon-user-type input {
  position: absolute;
  opacity: 0;
  pointer-events: none;
}

.carbon-user-type-card {
  display: flex;
  align-items: center;
  gap: 10px;
  padding: 14px 14px;
  border-radius: 12px;
  border: 1px solid rgba(15, 23, 42, 0.12);
  background: #fff;
  cursor: pointer;
}

.carbon-user-type-icon {
  width: 34px;
  height: 34px;
  border-radius: 10px;
  display: inline-flex;
  align-items: center;
  justify-content: center;
  background: rgba(13, 110, 253, 0.1);
  color: #0d6efd;
}

.carbon-user-type-icon--alt {
  background: rgba(111, 66, 193, 0.1);
  color: #6f42c1;
}

.carbon-user-type-title {
  font-weight: 700;
  color: #0b2442;
}

.carbon-user-type input:checked + .carbon-user-type-card {
  border-color: rgba(13, 110, 253, 0.55);
  box-shadow: 0 0 0 0.2rem rgba(13, 110, 253, 0.1);
}

/* Right side testimonial panel */
.carbon-auth-right {
  height: 100%;
  min-height: calc(100vh - 1px);
  background: #d9eefb;
  display: flex;
  align-items: center;
  justify-content: center;
  padding: 72px 44px;
}

.carbon-testimonial {
  max-width: 380px;
  text-align: center;
}

.carbon-testimonial-avatar {
  width: 76px;
  height: 76px;
  border-radius: 50%;
  background: rgba(15, 23, 42, 0.1);
  margin: 0 auto 18px;
}

.carbon-testimonial-text {
  color: #38546b;
  font-weight: 600;
  line-height: 1.5;
  margin-bottom: 14px;
}

.carbon-testimonial-name {
  font-weight: 800;
  color: #0b2442;
}

.carbon-testimonial-sub {
  color: #6a7f93;
  font-size: 13px;
}

/* Carbon Mega Menu */
.dropdown-mega {
  position: static;
}

.carbon-mega-menu {
  position: absolute;
  top: 100%;
  left: 0;
  right: 0;
  background: #fff;
  border-radius: 18px;
  box-shadow: 0 8px 24px rgba(0, 0, 0, 0.12);
  border: 1px solid rgba(15, 23, 42, 0.08);
  margin-top: 8px;
  padding: 0;
  min-height: 500px;
  max-width: 1200px;
  margin-left: auto;
  margin-right: auto;
  z-index: 1000;
  display: none;
  overflow: hidden;
}

.carbon-mega-menu.show {
  display: block;
}

.carbon-mega-menu-wrapper {
  position: relative;
  min-height: 500px;
}

.carbon-mega-menu-panel {
  padding: 24px;
  position: absolute;
  top: 0;
  left: 0;
  right: 0;
  opacity: 1;
  transition: opacity 0.2s ease, transform 0.2s ease;
}

.carbon-mega-menu-panel--hidden {
  opacity: 0;
  pointer-events: none;
  transform: translateX(20px);
}

.carbon-mega-board-card {
  display: flex;
  align-items: center;
  gap: 12px;
  padding: 16px;
  border-radius: 14px;
  text-decoration: none;
  color: #0b2442;
  background: #fff;
  border: 1px solid rgba(15, 23, 42, 0.08);
  transition: all 0.2s ease;
  height: 100%;
}

.carbon-mega-board-card:hover {
  transform: translateY(-2px);
  box-shadow: 0 4px 12px rgba(0, 0, 0, 0.1);
  border-color: rgba(13, 110, 253, 0.3);
  color: #0b2442;
}

.carbon-mega-board-card--primary {
  background: linear-gradient(135deg, rgba(13, 110, 253, 0.08), rgba(13, 110, 253, 0.04));
  border-color: rgba(13, 110, 253, 0.15);
}

.carbon-mega-board-card--success {
  background: linear-gradient(135deg, rgba(25, 135, 84, 0.08), rgba(25, 135, 84, 0.04));
  border-color: rgba(25, 135, 84, 0.15);
}

.carbon-mega-board-card--info {
  background: linear-gradient(135deg, rgba(13, 202, 240, 0.08), rgba(13, 202, 240, 0.04));
  border-color: rgba(13, 202, 240, 0.15);
}

.carbon-mega-board-card--warning {
  background: linear-gradient(135deg, rgba(255, 193, 7, 0.08), rgba(255, 193, 7, 0.04));
  border-color: rgba(255, 193, 7, 0.15);
}

.carbon-mega-board-card--danger {
  background: linear-gradient(135deg, rgba(220, 53, 69, 0.08), rgba(220, 53, 69, 0.04));
  border-color: rgba(220, 53, 69, 0.15);
}

.carbon-mega-board-icon {
  width: 48px;
  height: 48px;
  border-radius: 12px;
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 24px;
  flex-shrink: 0;
  background: rgba(13, 110, 253, 0.12);
  color: #0d6efd;
}

.carbon-mega-board-card--primary .carbon-mega-board-icon {
  background: rgba(13, 110, 253, 0.15);
  color: #0d6efd;
}

.carbon-mega-board-card--success .carbon-mega-board-icon {
  background: rgba(25, 135, 84, 0.15);
  color: #198754;
}

.carbon-mega-board-card--info .carbon-mega-board-icon {
  background: rgba(13, 202, 240, 0.15);
  color: #0dcaf0;
}

.carbon-mega-board-card--warning .carbon-mega-board-icon {
  background: rgba(255, 193, 7, 0.15);
  color: #ffc107;
}

.carbon-mega-board-card--danger .carbon-mega-board-icon {
  background: rgba(220, 53, 69, 0.15);
  color: #dc3545;
}

.carbon-mega-board-content {
  flex: 1;
  min-width: 0;
}

.carbon-mega-board-title {
  font-weight: 700;
  font-size: 15px;
  line-height: 1.3;
  color: #0b2442;
  margin-bottom: 4px;
}

.carbon-mega-board-subtitle {
  font-size: 12px;
  color: #6c757d;
  line-height: 1.3;
}

.carbon-mega-board-arrow {
  color: #94a3b8;
  font-size: 18px;
  flex-shrink: 0;
  transition: transform 0.2s ease;
}

.carbon-mega-board-card:hover .carbon-mega-board-arrow {
  color: #0d6efd;
  transform: translateX(4px);
}

.carbon-mega-back-btn {
  background: transparent;
  border: 0;
  color: #0d6efd;
  padding: 4px 8px;
  border-radius: 8px;
  cursor: pointer;
  transition: all 0.2s ease;
  font-size: 16px;
}

.carbon-mega-back-btn:hover {
  background: rgba(13, 110, 253, 0.08);
  color: #0b5ed7;
}

.carbon-mega-classes-grid,
.carbon-mega-subjects-grid {
  min-height: 300px;
}

.carbon-mega-menu-footer {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding-top: 16px;
  border-top: 1px solid rgba(15, 23, 42, 0.08);
}

.carbon-mega-menu-loading,
.carbon-mega-menu-empty {
  padding: 48px 24px;
  text-align: center;
  color: #6c757d;
  font-size: 14px;
}

.carbon-mega-menu-empty {
  color: #94a3b8;
}

/* Class Level Filter */
.carbon-mega-class-filter {
  padding: 14px;
  background: radial-gradient(200px 100px at 50% 0%, rgba(13, 110, 253, 0.04), transparent 60%), rgba(255, 255, 255, 0.7);
  border-radius: 12px;
  border: 1px solid rgba(15, 23, 42, 0.08);
  backdrop-filter: blur(4px);
}

.carbon-mega-filter-btn {
  padding: 6px 14px;
  border-radius: 8px;
  border: 1px solid rgba(15, 23, 42, 0.12);
  background: rgba(255, 255, 255, 0.9);
  color: #475569;
  font-size: 12px;
  font-weight: 600;
  cursor: pointer;
  transition: all 0.2s ease;
  white-space: nowrap;
}

.carbon-mega-filter-btn:hover {
  background: rgba(13, 110, 253, 0.1);
  border-color: rgba(13, 110, 253, 0.3);
  color: #0d6efd;
  transform: translateY(-1px);
  box-shadow: 0 2px 4px rgba(13, 110, 253, 0.1);
}

.carbon-mega-filter-btn.active {
  background: linear-gradient(135deg, rgba(13, 110, 253, 0.15), rgba(13, 110, 253, 0.1));
  border-color: rgba(13, 110, 253, 0.35);
  color: #0d6efd;
  box-shadow: 0 2px 6px rgba(13, 110, 253, 0.15);
}

/* Soft Gradient Backgrounds */
#carbonMegaClasses {
  background: radial-gradient(400px 300px at 20% 30%, rgba(13, 110, 253, 0.08), transparent 60%), radial-gradient(350px 250px at 80% 70%, rgba(13, 202, 240, 0.06), transparent 55%),
    linear-gradient(135deg, rgba(255, 255, 255, 0.98), rgba(248, 250, 252, 0.98));
}

#carbonMegaSubjects {
  background: radial-gradient(400px 300px at 30% 20%, rgba(148, 163, 184, 0.06), transparent 60%), radial-gradient(350px 250px at 70% 80%, rgba(203, 213, 225, 0.04), transparent 55%),
    linear-gradient(135deg, rgba(255, 255, 255, 0.98), rgba(248, 250, 252, 0.98));
}

/* Class Buttons */
.carbon-mega-class-btn {
  display: inline-flex;
  align-items: flex-start;
  gap: 10px;
  padding: 12px 14px;
  border-radius: 12px;
  border: 1px solid rgba(15, 23, 42, 0.12);
  background: rgba(255, 255, 255, 0.95);
  color: #0b2442;
  text-decoration: none;
  font-size: 13px;
  font-weight: 600;
  transition: all 0.2s ease;
  max-width: 320px;
  min-width: 240px;
  box-shadow: 0 1px 3px rgba(0, 0, 0, 0.05);
}

.carbon-mega-class-btn i {
  font-size: 16px;
  color: #6c757d;
  flex-shrink: 0;
  margin-top: 2px;
}

.carbon-mega-class-btn-content {
  flex: 1;
  min-width: 0;
  display: flex;
  flex-direction: column;
  gap: 6px;
}

.carbon-mega-class-btn-title {
  overflow: hidden;
  text-overflow: ellipsis;
  white-space: nowrap;
  line-height: 1.3;
}

.carbon-mega-class-btn-badges {
  display: flex;
  flex-wrap: wrap;
  gap: 4px;
}

.carbon-mega-class-btn-badges .badge {
  font-size: 10px;
  padding: 4px 8px;
  font-weight: 600;
  border-radius: 6px;
  background: rgba(13, 110, 253, 0.1);
  color: #0d6efd;
  border: 1px solid rgba(13, 110, 253, 0.15);
}

.carbon-mega-class-btn:hover {
  background: rgba(255, 255, 255, 1);
  border-color: rgba(13, 110, 253, 0.3);
  color: #0d6efd;
  transform: translateY(-2px);
  box-shadow: 0 4px 8px rgba(13, 110, 253, 0.15);
}

.carbon-mega-class-btn:hover i {
  color: #0d6efd;
}

/* Subject Buttons */
.carbon-mega-subject-btn {
  display: inline-flex;
  align-items: center;
  padding: 10px 14px;
  border-radius: 10px;
  border: 1px solid rgba(15, 23, 42, 0.12);
  background: rgba(255, 255, 255, 0.9);
  color: #0b2442;
  text-decoration: none;
  font-size: 13px;
  font-weight: 600;
  transition: all 0.2s ease;
  max-width: 275px;
  min-width: 120px;
  overflow: hidden;
  text-overflow: ellipsis;
  white-space: nowrap;
}

.carbon-mega-subject-btn i {
  font-size: 14px;
  color: #6c757d;
  flex-shrink: 0;
}

.carbon-mega-subject-btn span {
  overflow: hidden;
  text-overflow: ellipsis;
  white-space: nowrap;
}

.carbon-mega-subject-btn:hover {
  background: rgba(13, 110, 253, 0.1);
  border-color: rgba(13, 110, 253, 0.3);
  color: #0d6efd;
  transform: translateY(-1px);
  box-shadow: 0 2px 6px rgba(13, 110, 253, 0.15);
}

.carbon-mega-subject-btn:hover i {
  color: #0d6efd;
}

.carbon-mega-menu-container {
  display: flex;
  gap: 24px;
  height: 100%;
}

.carbon-mega-menu-column {
  flex: 1;
  min-width: 0;
  display: flex;
  flex-direction: column;
  gap: 8px;
}

.carbon-mega-menu-column--hidden {
  display: none;
}

.carbon-mega-menu-item {
  display: flex;
  align-items: center;
  gap: 12px;
  padding: 12px 16px;
  border-radius: 12px;
  text-decoration: none;
  color: #0b2442;
  transition: all 0.2s ease;
  border: 1px solid transparent;
  cursor: pointer;
}

.carbon-mega-menu-item:hover {
  background: rgba(13, 110, 253, 0.06);
  border-color: rgba(13, 110, 253, 0.15);
  color: #0d6efd;
  transform: translateX(2px);
}

.carbon-mega-menu-item--link {
  font-weight: 600;
  color: #0d6efd;
}

.carbon-mega-menu-item--subject {
  padding: 10px 14px;
}

.carbon-mega-menu-icon {
  width: 40px;
  height: 40px;
  border-radius: 10px;
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 18px;
  flex-shrink: 0;
  background: rgba(13, 110, 253, 0.1);
  color: #0d6efd;
}

.carbon-mega-menu-icon--primary {
  background: rgba(13, 110, 253, 0.12);
  color: #0d6efd;
}

.carbon-mega-menu-icon--success {
  background: rgba(25, 135, 84, 0.12);
  color: #198754;
}

.carbon-mega-menu-icon--info {
  background: rgba(13, 202, 240, 0.12);
  color: #0dcaf0;
}

.carbon-mega-menu-content {
  flex: 1;
  min-width: 0;
}

.carbon-mega-menu-title {
  font-weight: 600;
  font-size: 14px;
  line-height: 1.4;
  color: #0b2442;
}

.carbon-mega-menu-item:hover .carbon-mega-menu-title {
  color: #0d6efd;
}

.carbon-mega-menu-subtitle {
  font-size: 12px;
  color: #6c757d;
  margin-top: 2px;
  line-height: 1.3;
}

.carbon-mega-menu-arrow {
  color: #94a3b8;
  font-size: 14px;
  flex-shrink: 0;
  transition: transform 0.2s ease;
}

.carbon-mega-menu-item:hover .carbon-mega-menu-arrow {
  color: #0d6efd;
  transform: translateX(2px);
}

.carbon-mega-menu-divider {
  height: 1px;
  background: rgba(15, 23, 42, 0.08);
  margin: 8px 0;
}

.carbon-mega-menu-back {
  margin-bottom: 12px;
  padding-bottom: 12px;
  border-bottom: 1px solid rgba(15, 23, 42, 0.08);
}

.carbon-mega-menu-back-btn {
  display: flex;
  align-items: center;
  gap: 8px;
  background: transparent;
  border: 0;
  color: #0d6efd;
  font-weight: 600;
  font-size: 13px;
  padding: 6px 0;
  cursor: pointer;
  transition: all 0.2s ease;
}

.carbon-mega-menu-back-btn:hover {
  color: #0b5ed7;
  transform: translateX(-2px);
}

.carbon-mega-menu-items {
  display: flex;
  flex-direction: column;
  gap: 8px;
  max-height: 500px;
  overflow-y: auto;
}

.carbon-mega-menu-loading,
.carbon-mega-menu-empty {
  padding: 24px;
  text-align: center;
  color: #6c757d;
  font-size: 14px;
}

.carbon-mega-menu-empty {
  color: #94a3b8;
}

/* Responsive */
@media (max-width: 991px) {
  .carbon-mega-menu {
    position: static;
    border-radius: 0;
    margin: 0;
    padding: 16px;
    box-shadow: none;
    border: 0;
    border-top: 1px solid rgba(15, 23, 42, 0.08);
  }

  .carbon-mega-menu-container {
    flex-direction: column;
    gap: 16px;
  }

  .carbon-mega-menu-column {
    width: 100%;
  }
}

/* Carbon Alert Component */
.carbon-alert {
  display: flex;
  align-items: flex-start;
  gap: 0.75rem;
  padding: 1rem 1.25rem;
  border-radius: 0.75rem;
  border: 1px solid transparent;
  background: linear-gradient(135deg, rgba(255, 255, 255, 0.95), rgba(248, 250, 252, 0.95));
  box-shadow: 0 2px 8px rgba(15, 23, 42, 0.06), inset 0 1px 0 rgba(255, 255, 255, 0.8);
  transition: all 0.2s ease;
}

.carbon-alert:hover {
  box-shadow: 0 4px 12px rgba(15, 23, 42, 0.08), inset 0 1px 0 rgba(255, 255, 255, 0.9);
}

.carbon-alert-icon {
  flex-shrink: 0;
  width: 2.25rem;
  height: 2.25rem;
  border-radius: 0.5rem;
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 1.125rem;
  background: radial-gradient(60% 60% at 30% 30%, rgba(255, 255, 255, 0.9), rgba(255, 255, 255, 0.6)), linear-gradient(180deg, rgba(255, 255, 255, 0.9), rgba(248, 250, 252, 0.9));
  border: 1px solid rgba(148, 163, 184, 0.25);
  box-shadow: 0 2px 6px rgba(15, 23, 42, 0.06), inset 0 1px 0 rgba(255, 255, 255, 0.6);
}

.carbon-alert-separator {
  width: 1px;
  background: linear-gradient(180deg, transparent 0%, rgba(15, 23, 42, 0.08) 20%, rgba(15, 23, 42, 0.08) 80%, transparent 100%);
  margin: 0 0.05rem;
  flex-shrink: 0;
  align-self: stretch;
}

.carbon-alert-content {
  flex: 1;
  min-width: 0;
}

.carbon-alert-title {
  font-size: 0.875rem;
  font-weight: 600;
  color: #1a1a1a;
  margin-bottom: 0.25rem;
}

.carbon-alert-text {
  font-size: 0.875rem;
  line-height: 1.5;
  color: #475569;
}

.carbon-alert-text strong {
  font-weight: 600;
  color: #1a1a1a;
}

/* Info Variant */
.carbon-alert--info {
  background: radial-gradient(200px 150px at 0% 50%, rgba(13, 110, 253, 0.08), transparent 60%), linear-gradient(135deg, rgba(255, 255, 255, 0.95), rgba(248, 250, 252, 0.95));
  border-color: rgba(13, 110, 253, 0.15);
}

.carbon-alert--info .carbon-alert-icon {
  color: #0d6efd;
  background: radial-gradient(60% 60% at 30% 30%, rgba(13, 110, 253, 0.12), rgba(13, 110, 253, 0.06)), linear-gradient(180deg, rgba(255, 255, 255, 0.95), rgba(248, 250, 252, 0.95));
  border-color: rgba(13, 110, 253, 0.2);
}

/* Warning Variant */
.carbon-alert--warning {
  background: radial-gradient(200px 150px at 0% 50%, rgba(255, 193, 7, 0.08), transparent 60%), linear-gradient(135deg, rgba(255, 255, 255, 0.95), rgba(255, 251, 245, 0.95));
  border-color: rgba(255, 193, 7, 0.15);
}

.carbon-alert--warning .carbon-alert-icon {
  color: #ffc107;
  background: radial-gradient(60% 60% at 30% 30%, rgba(255, 193, 7, 0.12), rgba(255, 193, 7, 0.06)), linear-gradient(180deg, rgba(255, 255, 255, 0.95), rgba(255, 251, 245, 0.95));
  border-color: rgba(255, 193, 7, 0.2);
}

/* Success Variant */
.carbon-alert--success {
  background: radial-gradient(200px 150px at 0% 50%, rgba(25, 135, 84, 0.08), transparent 60%), linear-gradient(135deg, rgba(255, 255, 255, 0.95), rgba(240, 253, 244, 0.95));
  border-color: rgba(25, 135, 84, 0.15);
}

.carbon-alert--success .carbon-alert-icon {
  color: #198754;
  background: radial-gradient(60% 60% at 30% 30%, rgba(25, 135, 84, 0.12), rgba(25, 135, 84, 0.06)), linear-gradient(180deg, rgba(255, 255, 255, 0.95), rgba(240, 253, 244, 0.95));
  border-color: rgba(25, 135, 84, 0.2);
}

/* Danger Variant */
.carbon-alert--danger {
  background: radial-gradient(200px 150px at 0% 50%, rgba(220, 53, 69, 0.08), transparent 60%), linear-gradient(135deg, rgba(255, 255, 255, 0.95), rgba(255, 245, 245, 0.95));
  border-color: rgba(220, 53, 69, 0.15);
}

.carbon-alert--danger .carbon-alert-icon {
  color: #dc3545;
  background: radial-gradient(60% 60% at 30% 30%, rgba(220, 53, 69, 0.12), rgba(220, 53, 69, 0.06)), linear-gradient(180deg, rgba(255, 255, 255, 0.95), rgba(255, 245, 245, 0.95));
  border-color: rgba(220, 53, 69, 0.2);
}

/* Compact Variant */
.carbon-alert--compact {
  padding: 0.625rem 1rem;
}

.carbon-alert--compact .carbon-alert-icon {
  width: 2rem;
  height: 2rem;
  font-size: 1rem;
}

.carbon-alert--compact .carbon-alert-text {
  font-size: 0.8125rem;
}

/* Responsive */
@media (max-width: 575px) {
  .carbon-alert {
    padding: 0.875rem 1rem;
  }

  .carbon-alert-icon {
    width: 2rem;
    height: 2rem;
    font-size: 1rem;
  }

  .carbon-alert-title {
    font-size: 0.8125rem;
  }

  .carbon-alert-text {
    font-size: 0.8125rem;
  }
}

/* Topics Section - Carbon Theme */
.carbon-topics-section {
  background: #ffffff;
}

.carbon-topics-accordion {
  margin-top: 1rem;
}

.carbon-topic-chapter {
  border-radius: 14px;
  transition: all 0.2s ease;
  overflow: hidden;
}

.carbon-topic-chapter:hover {
  box-shadow: 0 4px 12px rgba(15, 23, 42, 0.1) !important;
  transform: translateY(-1px);
}

.carbon-topic-toggle {
  background: transparent;
  border: none;
  cursor: pointer;
  color: #0b2442;
  transition: all 0.2s ease;
}

.carbon-topic-toggle:hover {
  background: rgba(15, 23, 42, 0.03);
}

.carbon-topic-toggle[aria-expanded='true'] {
  background: rgba(15, 23, 42, 0.05);
}

.carbon-topic-toggle[aria-expanded='true'] .carbon-topic-chevron {
  transform: rotate(180deg);
}

.carbon-topic-chevron {
  transition: transform 0.2s ease;
  color: #6c757d;
  font-size: 18px;
  flex-shrink: 0;
}

.carbon-topic-chapter-icon {
  width: 48px;
  height: 48px;
  border-radius: 12px;
  display: flex;
  align-items: center;
  justify-content: center;
  background: rgba(255, 255, 255, 0.6);
  border: 1px solid rgba(15, 23, 42, 0.08);
  flex-shrink: 0;
}

.carbon-topic-chapter-icon i {
  font-size: 20px;
  color: #0d6efd;
}

.carbon-topic-chapter-title {
  font-size: 1.25rem;
  font-weight: 700;
  color: #0b2442;
  line-height: 1.3;
}

.carbon-topic-chapter-meta {
  font-size: 0.875rem;
  line-height: 1.4;
}

.carbon-topic-item {
  transition: all 0.2s ease;
  border-radius: 12px;
  height: 100%;
}

.carbon-topic-item:hover {
  transform: translateY(-2px);
  box-shadow: 0 4px 12px rgba(15, 23, 42, 0.1) !important;
}

.carbon-topic-name {
  font-size: 0.95rem;
  font-weight: 600;
  color: #0b2442;
  line-height: 1.4;
}

.carbon-topic-item:hover .carbon-topic-name {
  color: #0d6efd;
}

.carbon-topic-questions {
  font-size: 0.8125rem;
  line-height: 1.4;
}

.carbon-topic-item:hover .carbon-topic-questions {
  color: #0d6efd;
}

/* Topic Pills - Carbon Theme (Button Group Style) */
.carbon-topic-pill-group {
  display: inline-flex;
  border-radius: 8px;
  overflow: hidden;
  border: 1px solid rgba(15, 23, 42, 0.12);
  box-shadow: 0 1px 3px rgba(15, 23, 42, 0.06), inset 0 1px 0 rgba(255, 255, 255, 0.6);
  background: rgba(255, 255, 255, 0.5);
}

.carbon-topic-pill {
  display: inline-flex;
  align-items: center;
  padding: 5px 10px;
  text-decoration: none;
  font-size: 11px;
  font-weight: 600;
  transition: all 0.15s ease;
  white-space: nowrap;
  border: none;
  border-right: 1px solid rgba(15, 23, 42, 0.08);
  position: relative;
}

.carbon-topic-pill:last-child {
  border-right: none;
}

.carbon-topic-pill i {
  font-size: 10px;
  transition: none;
}

.carbon-topic-pill--primary {
  background: radial-gradient(40px 30px at 50% 50%, rgba(13, 110, 253, 0.1), transparent 70%), linear-gradient(135deg, rgba(207, 226, 255, 0.3), rgba(207, 226, 255, 0.15));
  color: #0d6efd;
}

.carbon-topic-pill--primary:hover {
  background: radial-gradient(40px 30px at 50% 50%, rgba(13, 110, 253, 0.15), transparent 70%), linear-gradient(135deg, rgba(207, 226, 255, 0.5), rgba(207, 226, 255, 0.3));
  color: #0a58ca;
}

.carbon-topic-pill--success {
  background: radial-gradient(40px 30px at 50% 50%, rgba(25, 135, 84, 0.1), transparent 70%), linear-gradient(135deg, rgba(209, 250, 229, 0.3), rgba(209, 250, 229, 0.15));
  color: #198754;
}

.carbon-topic-pill--success:hover {
  background: radial-gradient(40px 30px at 50% 50%, rgba(25, 135, 84, 0.15), transparent 70%), linear-gradient(135deg, rgba(209, 250, 229, 0.5), rgba(209, 250, 229, 0.3));
  color: #146c43;
}

.carbon-topic-pill--info {
  background: radial-gradient(40px 30px at 50% 50%, rgba(13, 202, 240, 0.1), transparent 70%), linear-gradient(135deg, rgba(207, 250, 254, 0.3), rgba(207, 250, 254, 0.15));
  color: #0dcaf0;
}

.carbon-topic-pill--info:hover {
  background: radial-gradient(40px 30px at 50% 50%, rgba(13, 202, 240, 0.15), transparent 70%), linear-gradient(135deg, rgba(207, 250, 254, 0.5), rgba(207, 250, 254, 0.3));
  color: #0aa2c0;
}

/* Branch Exam Page - Action Cards */
.carbon-action-card {
  transition: all 0.2s ease;
  border-radius: 14px;
}

.carbon-action-card:hover {
  transform: translateY(-2px);
  box-shadow: 0 4px 12px rgba(15, 23, 42, 0.1) !important;
}

/* Branch Exam Page - Paper Cards */
.carbon-paper-card {
  transition: all 0.2s ease;
  border-radius: 14px;
}

.carbon-paper-card:hover {
  transform: translateY(-2px);
  box-shadow: 0 4px 12px rgba(15, 23, 42, 0.1) !important;
}

/* Question Filter - Carbon Theme */
.carbon-filter-group {
  display: flex;
  flex-direction: column;
  gap: 0.5rem;
  flex: 1;
}

.carbon-filter-label {
  font-size: 0.8125rem;
  font-weight: 600;
  color: #0b2442;
  margin: 0;
  display: flex;
  align-items: center;
}

.carbon-filter-options {
  display: flex;
  flex-wrap: wrap;
  gap: 0.5rem;
}

.carbon-filter-checkbox {
  display: inline-flex;
  align-items: center;
  cursor: pointer;
  margin: 0;
  user-select: none;
  position: relative;
}

.carbon-filter-input {
  position: absolute;
  opacity: 0;
  width: 0;
  height: 0;
}

.carbon-filter-checkbox-label {
  display: inline-flex;
  align-items: center;
  gap: 0.5rem;
  padding: 0.5rem 1rem;
  font-size: 0.75rem;
  font-weight: 500;
  border-radius: 999px;
  border: 1px solid rgba(15, 23, 42, 0.15);
  background: radial-gradient(60px 40px at 0% 50%, rgba(255, 255, 255, 0.9), transparent 60%), linear-gradient(135deg, rgba(255, 255, 255, 0.95), rgba(248, 249, 250, 0.9));
  color: #475569;
  transition: all 0.2s ease;
  box-shadow: 0 1px 2px rgba(15, 23, 42, 0.04), inset 0 1px 0 rgba(255, 255, 255, 0.8);
  position: relative;
}

.carbon-filter-checkbox-label::before {
  content: '';
  width: 14px;
  height: 14px;
  border-radius: 3px;
  border: 1.5px solid rgba(15, 23, 42, 0.25);
  background: rgba(255, 255, 255, 0.95);
  transition: all 0.2s ease;
  flex-shrink: 0;
  box-shadow: inset 0 1px 1px rgba(15, 23, 42, 0.06);
}

.carbon-filter-checkbox-label:hover {
  background: radial-gradient(60px 40px at 0% 50%, rgba(13, 110, 253, 0.08), transparent 60%), linear-gradient(135deg, rgba(207, 226, 255, 0.3), rgba(207, 226, 255, 0.15));
  border-color: rgba(13, 110, 253, 0.25);
  color: #0d6efd;
  box-shadow: 0 2px 4px rgba(13, 110, 253, 0.1), inset 0 1px 0 rgba(255, 255, 255, 0.9);
}

.carbon-filter-checkbox-label:hover::before {
  border-color: rgba(13, 110, 253, 0.35);
}

.carbon-filter-input:checked + .carbon-filter-checkbox-label {
  background: radial-gradient(60px 40px at 0% 50%, rgba(13, 110, 253, 0.15), transparent 60%), linear-gradient(135deg, rgba(207, 226, 255, 0.5), rgba(207, 226, 255, 0.3));
  border-color: rgba(13, 110, 253, 0.3);
  color: #0a58ca;
  font-weight: 600;
  box-shadow: 0 2px 6px rgba(13, 110, 253, 0.15), inset 0 1px 0 rgba(255, 255, 255, 0.9);
}

.carbon-filter-input:checked + .carbon-filter-checkbox-label::before {
  background: linear-gradient(135deg, rgba(13, 110, 253, 0.95), rgba(13, 110, 253, 0.85));
  border-color: rgba(13, 110, 253, 0.5);
  box-shadow: 0 1px 2px rgba(13, 110, 253, 0.2), inset 0 1px 0 rgba(255, 255, 255, 0.3);
}

.carbon-filter-input:checked + .carbon-filter-checkbox-label::after {
  content: '✓';
  position: absolute;
  left: 0.5rem;
  color: #fff;
  font-size: 0.7rem;
  font-weight: 700;
  line-height: 1;
  z-index: 1;
  display: none;
  align-items: center;
  justify-content: center;
  width: 14px;
  height: 14px;
}

.carbon-filter-input:checked + .carbon-filter-checkbox-label:hover {
  background: radial-gradient(60px 40px at 0% 50%, rgba(13, 110, 253, 0.2), transparent 60%), linear-gradient(135deg, rgba(207, 226, 255, 0.6), rgba(207, 226, 255, 0.4));
  border-color: rgba(13, 110, 253, 0.4);
  box-shadow: 0 3px 8px rgba(13, 110, 253, 0.2), inset 0 1px 0 rgba(255, 255, 255, 1);
}

.carbon-filter-input:checked + .carbon-filter-checkbox-label:hover::before {
  background: linear-gradient(135deg, rgba(13, 110, 253, 1), rgba(13, 110, 253, 0.95));
  border-color: rgba(13, 110, 253, 0.6);
}

/* Package Cards */
.carbon-package-card {
  transition: all 0.2s ease;
  border-radius: 14px;
  overflow: hidden;
}

.carbon-package-card:hover {
  transform: translateY(-2px);
  box-shadow: 0 4px 12px rgba(15, 23, 42, 0.1) !important;
}

.carbon-package-cover {
  overflow: hidden;
  border-radius: 14px 14px 0 0;
}

.carbon-package-cover img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  display: block;
}

.carbon-package-cover-fallback {
  background: linear-gradient(135deg, rgba(233, 236, 239, 0.8) 0%, rgba(248, 249, 250, 0.6) 100%);
  border-radius: 14px 14px 0 0;
}

.carbon-package-name {
  font-size: 1.25rem;
  font-weight: 600;
  color: #0b2442;
  line-height: 1.3;
}

.carbon-package-price {
  font-size: 1.5rem;
  color: #0b2442;
  line-height: 1.2;
}

.carbon-package-desc {
  font-size: 0.9rem;
  line-height: 1.5;
  color: #475569;
}

/* Package View Page */
.carbon-package-pricing {
  top: 110px;
}

.carbon-package-pricing .card {
  border-radius: 14px;
}

.carbon-package-cover {
  border-radius: 14px;
  overflow: hidden;
}

.carbon-package-cover img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  display: block;
}

.carbon-question-text {
  font-family: var(--serif-font);
  font-size: 1.2rem;
  line-height: 1.6;
  color: #0b2442;
}

.answer-section img,
.carbon-question-text img {
  vertical-align: initial !important;
}

.carbon-option-item {
  cursor: pointer;
  transition: all 0.2s ease;
  border-radius: 10px;
}

.carbon-option-item:hover {
  transform: translateY(-2px);
  box-shadow: 0 4px 12px rgba(15, 23, 42, 0.1) !important;
  border-color: #0d6efd !important;
}

.carbon-option-item[data-selected='true'] {
  background: radial-gradient(60px 40px at 0% 50%, rgba(13, 110, 253, 0.08), transparent 60%), linear-gradient(135deg, rgba(207, 226, 255, 0.3), rgba(207, 226, 255, 0.15));
  border-color: #0d6efd !important;
  box-shadow: 0 2px 8px rgba(13, 110, 253, 0.15), inset 0 1px 0 rgba(255, 255, 255, 0.6);
}

.carbon-option-text {
  font-family: var(--serif-font);
  font-size: 1.3rem;
  line-height: 1.5;
  color: #0b2442;
}

.carbon-option-text p span {
  height: auto !important;
}

.carbon-question-footer {
  background: transparent !important;
  border-top: 0px !important;
  padding: 12px 20px !important;
  border-radius: 14px;
  box-shadow: inset 0 1px 0 rgba(255, 255, 255, 0.8);
}

.carbon-question-sidebar {
  top: 110px;
  position: sticky;
  align-self: flex-start;
}

.carbon-question-sidebar .card {
  border-radius: 14px !important;
  height: 100%;
  border-left: none;
  margin-top: 5px !important;
}

@media (min-width: 992px) {
  .carbon-question-sidebar {
    margin-left: -1rem;
    margin-right: -1rem;
  }

  .carbon-question-sidebar .card {
    border-radius: 0;
    border-left: 1px solid rgba(15, 23, 42, 0.08);
  }
}

.carbon-mini-note {
  padding: 8px 10px;
  background: radial-gradient(80px 60px at 0% 50%, rgba(255, 193, 7, 0.06), transparent 60%), linear-gradient(135deg, rgba(254, 243, 199, 0.2), rgba(254, 243, 199, 0.1));
  border: 1px solid rgba(255, 193, 7, 0.12);
  border-radius: 8px;
  box-shadow: 0 1px 2px rgba(255, 193, 7, 0.05), inset 0 1px 0 rgba(255, 255, 255, 0.5);
}

.carbon-nat-input-wrapper .form-control-lg {
  border-radius: 10px;
  border: 1px solid rgba(15, 23, 42, 0.15);
  box-shadow: 0 1px 3px rgba(15, 23, 42, 0.06), inset 0 1px 0 rgba(255, 255, 255, 0.8);
}

.carbon-nat-input-wrapper .form-control-lg:focus {
  border-color: #0d6efd;
  box-shadow: 0 2px 6px rgba(13, 110, 253, 0.15), inset 0 1px 0 rgba(255, 255, 255, 0.9);
}

.carbon-explanation {
  font-family: var(--serif-font);
}

.carbon-explanation div {
  font-family: var(--serif-font);
  line-height: 1.6;
}

.answer-feedback {
  border-radius: 10px;
}

.answer-feedback.alert-success {
  background: radial-gradient(120px 80px at 0% 50%, rgba(25, 135, 84, 0.12), transparent 60%), linear-gradient(135deg, rgba(209, 250, 229, 0.4), rgba(209, 250, 229, 0.2));
  border: 1px solid rgba(25, 135, 84, 0.25);
  color: #198754;
}

.answer-feedback.alert-danger {
  background: radial-gradient(120px 80px at 0% 50%, rgba(220, 53, 69, 0.12), transparent 60%), linear-gradient(135deg, rgba(248, 215, 218, 0.4), rgba(248, 215, 218, 0.2));
  border: 1px solid rgba(220, 53, 69, 0.25);
  color: #dc3545;
}

.carbon-result-question-text span {
  position: initial !important;
}