/* Course nextgen dashboard — isolated under .course-nextgen */

.course-nextgen {
  --cng-surface-text: #1a2b36;
  --cng-surface-muted: #425866;
  --cng-page-heading: #1a2b36;
  --cng-page-muted: #425866;
  --cng-border: color-mix(in srgb, var(--accent, #3d8bfd) 16%, #d5e1e8);
  --cng-accent: var(--accent, #3d8bfd);
  --cng-focus: color-mix(in srgb, var(--accent, #3d8bfd) 70%, #fff);
  --cng-ink: var(--cng-surface-text);
  --cng-muted: var(--cng-surface-muted);
  --cng-surface: #ffffff;
  --cng-soft: #f5f9fc;
  --cng-success: #0d6b4d;
  --cng-success-bg: #e4f6ee;
  --cng-locked: #5a6d7c;
  --cng-locked-bg: #eef2f5;
  width: min(1200px, calc(100% - 48px));
  margin: 0 auto;
  padding: 20px 0 56px;
  display: grid;
  gap: 18px;
  color: var(--cng-page-heading);
  animation: cng-fade 160ms ease-out both;
}

.site-scene[data-theme="poisoned"] .course-nextgen {
  --cng-page-heading: #f4fff8;
  --cng-page-muted: color-mix(in srgb, #f4fff8 72%, #8fb59a);
  --cng-border: color-mix(in srgb, var(--accent, #3d8bfd) 22%, #c8d6df);
}

.site-scene[data-theme="immolated"] .course-nextgen {
  --cng-page-heading: #fff4e8;
  --cng-page-muted: color-mix(in srgb, #fff4e8 74%, #c9a88a);
  --cng-border: color-mix(in srgb, var(--accent, #3d8bfd) 22%, #c8d6df);
}

.site-scene[data-theme="flayed"] .course-nextgen {
  --cng-page-heading: #f4faf5;
  --cng-page-muted: #b7c6bc;
  --cng-border: rgba(84, 177, 111, 0.3);
  --cng-surface: #0d2e21;
  --cng-surface-text: #f4faf5;
  --cng-surface-muted: #b7c6bc;
  --cng-soft: #0a2419;
  --cng-ink: #f4faf5;
  --cng-muted: #b7c6bc;
}

@keyframes cng-fade {
  from {
    opacity: 0;
  }
  to {
    opacity: 1;
  }
}

.course-nextgen .cng-kicker {
  display: inline-block;
  margin: 0 0 8px;
  color: color-mix(in srgb, var(--cng-accent) 70%, #0d2414);
  font-size: 12px;
  font-weight: 850;
  letter-spacing: 0.06em;
  text-transform: uppercase;
}

.course-nextgen .cng-modules > .cng-section-head .cng-kicker,
.course-nextgen .cng-modules > .cng-section-head h2 {
  color: var(--cng-page-heading) !important;
  -webkit-text-fill-color: var(--cng-page-heading) !important;
}

.course-nextgen .cng-modules > .cng-section-head p {
  color: var(--cng-page-muted);
}

.course-nextgen .cng-hero {
  position: relative;
  overflow: hidden;
  display: grid;
  grid-template-columns: minmax(0, 1.35fr) minmax(260px, 0.85fr);
  gap: 20px;
  padding: 26px 28px;
  border: 1px solid var(--cng-border);
  border-radius: 24px;
  background:
    linear-gradient(
      135deg,
      color-mix(in srgb, var(--cng-accent) 14%, var(--cng-surface)) 0%,
      var(--cng-surface) 44%,
      color-mix(in srgb, var(--signal, var(--cng-accent)) 8%, #ffffff) 100%
    );
  box-shadow:
    0 18px 40px rgba(12, 36, 22, 0.1),
    inset 0 1px 0 rgba(255, 255, 255, 0.7);
  color: var(--cng-surface-text);
}

.course-nextgen .cng-hero::before {
  content: "";
  position: absolute;
  left: 0;
  top: 18px;
  bottom: 18px;
  width: 4px;
  border-radius: 999px;
  background: linear-gradient(
    180deg,
    var(--cng-accent),
    var(--accent-hi, var(--cng-accent))
  );
  pointer-events: none;
}

.course-nextgen .cng-hero-main {
  position: relative;
  padding-left: 10px;
}

.course-nextgen .cng-hero h1 {
  margin: 0 0 10px;
  color: var(--cng-surface-text) !important;
  -webkit-text-fill-color: var(--cng-surface-text) !important;
  background: none !important;
  font-size: clamp(28px, 3.4vw, 38px);
  font-weight: 800;
  line-height: 1.12;
}

.course-nextgen .cng-lead {
  margin: 0 0 18px;
  max-width: 52ch;
  color: var(--cng-surface-muted);
  font-size: 16px;
  line-height: 1.5;
}

.course-nextgen .cng-hero-actions,
.course-nextgen .cng-next-actions,
.course-nextgen .cng-footer {
  display: flex;
  flex-wrap: wrap;
  gap: 10px;
  align-items: center;
}

.course-nextgen .cng-btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  min-height: 54px;
  padding: 0 20px;
  border-radius: 16px;
  font-size: 15px;
  font-weight: 800;
  text-decoration: none;
  box-sizing: border-box;
  transition: border-color 150ms ease, box-shadow 150ms ease, transform 150ms ease,
    filter 150ms ease;
}

.course-nextgen .cng-btn-primary {
  color: var(--action-primary-text, #fff) !important;
  -webkit-text-fill-color: var(--action-primary-text, #fff) !important;
  border: 0;
  background: linear-gradient(
    135deg,
    var(--cng-accent),
    var(--accent-hi, #5aa7ff)
  );
  box-shadow: 0 10px 22px color-mix(in srgb, var(--cng-accent) 24%, transparent);
}

.course-nextgen .cng-btn-primary:hover {
  filter: brightness(1.04);
  transform: translateY(-2px);
}

.course-nextgen .cng-btn-secondary {
  color: var(--cng-surface-text);
  border: 1.5px solid var(--cng-border);
  background: #fff;
}

.course-nextgen .cng-btn-secondary:hover {
  border-color: color-mix(in srgb, var(--cng-accent) 40%, #c5d6e2);
  transform: translateY(-2px);
}

.course-nextgen .cng-btn.is-disabled,
.course-nextgen .cng-module-cta.is-disabled {
  opacity: 0.62;
  cursor: default;
  pointer-events: none;
  transform: none !important;
}

.course-nextgen .cng-btn:focus-visible,
.course-nextgen .cng-module-cta:focus-visible {
  outline: 2px solid var(--cng-focus);
  outline-offset: 2px;
}

.course-nextgen .cng-meta,
.course-nextgen .cng-note {
  margin: 12px 0 0;
  color: var(--cng-surface-muted);
  font-size: 14px;
  line-height: 1.45;
}

.course-nextgen .cng-hero-panel {
  padding: 18px 18px 16px;
  border: 1px solid var(--cng-border);
  border-radius: 18px;
  background:
    linear-gradient(
      160deg,
      color-mix(in srgb, var(--cng-accent) 12%, #ffffff),
      color-mix(in srgb, var(--cng-surface) 88%, #ffffff)
    );
  box-shadow: inset 0 1px 0 rgba(255, 255, 255, 0.65);
  color: var(--cng-surface-text);
}

.course-nextgen .cng-hero-panel-label {
  margin: 0 0 6px;
  color: var(--cng-surface-muted);
  font-size: 12px;
  font-weight: 750;
  text-transform: uppercase;
  letter-spacing: 0.04em;
}

.course-nextgen .cng-hero-panel-percent {
  margin: 0 0 10px;
  color: var(--cng-surface-text);
  font-size: 40px;
  font-weight: 800;
  line-height: 1;
  font-variant-numeric: tabular-nums;
}

.course-nextgen .cng-hero-panel-percent span {
  margin-left: 2px;
  color: var(--cng-surface-muted);
  font-size: 0.45em;
  font-weight: 750;
}

.course-nextgen .cng-progress-bar {
  height: 10px;
  overflow: hidden;
  border-radius: 999px;
  background: color-mix(in srgb, var(--cng-accent) 10%, #e8eef3);
}

.course-nextgen .cng-progress-bar > span {
  display: block;
  height: 100%;
  border-radius: inherit;
  background: linear-gradient(
    90deg,
    var(--cng-accent),
    var(--accent-hi, #5aa7ff)
  );
}

.course-nextgen .cng-hero-stats {
  display: grid;
  gap: 10px;
  margin: 14px 0 0;
}

.course-nextgen .cng-hero-stats div {
  display: grid;
  gap: 2px;
}

.course-nextgen .cng-hero-stats dt {
  color: var(--cng-surface-muted);
  font-size: 12px;
  font-weight: 700;
}

.course-nextgen .cng-hero-stats dd {
  margin: 0;
  color: var(--cng-surface-text);
  font-size: 14px;
  font-weight: 750;
  line-height: 1.35;
}

.course-nextgen .cng-next,
.course-nextgen .cng-modules,
.course-nextgen .cng-features,
.course-nextgen .cng-ai,
.course-nextgen .cng-locked,
.course-nextgen .cng-footer {
  padding: 20px 22px;
  border: 1px solid var(--cng-border);
  border-radius: 22px;
  background: var(--cng-surface);
  box-shadow: 0 10px 24px rgba(23, 61, 80, 0.045);
  color: var(--cng-surface-text);
}

.course-nextgen .cng-next {
  display: flex;
  flex-wrap: wrap;
  gap: 16px 20px;
  align-items: center;
  justify-content: space-between;
  border-color: color-mix(in srgb, var(--cng-accent) 28%, #d5e1e8);
  background:
    linear-gradient(
      90deg,
      color-mix(in srgb, var(--cng-accent) 16%, #ffffff),
      color-mix(in srgb, var(--cng-surface) 94%, #ffffff) 38%,
      var(--cng-surface)
    );
  box-shadow: 0 0 0 1px color-mix(in srgb, var(--cng-accent) 10%, transparent),
    0 10px 24px rgba(23, 61, 80, 0.045);
}

.course-nextgen .cng-next h2,
.course-nextgen .cng-section-head h2,
.course-nextgen .cng-ai h2,
.course-nextgen .cng-locked h1,
.course-nextgen .cng-locked h2 {
  margin: 0 0 8px;
  color: var(--cng-surface-text) !important;
  -webkit-text-fill-color: var(--cng-surface-text) !important;
  background: none !important;
  font-size: 22px;
  font-weight: 800;
}

.course-nextgen .cng-next p,
.course-nextgen .cng-section-head p,
.course-nextgen .cng-ai p,
.course-nextgen .cng-locked p {
  margin: 0;
  color: var(--cng-surface-muted);
  font-size: 15px;
  line-height: 1.45;
}

.course-nextgen .cng-next-tags {
  display: flex;
  flex-wrap: wrap;
  gap: 8px;
  margin-top: 10px;
}

.course-nextgen .cng-chip {
  display: inline-flex;
  align-items: center;
  min-height: 28px;
  padding: 0 10px;
  border-radius: 999px;
  border: 1px solid color-mix(in srgb, var(--cng-accent) 20%, #d8e4ea);
  background: color-mix(in srgb, var(--cng-accent) 8%, #fff);
  color: var(--cng-surface-text);
  font-size: 12px;
  font-weight: 750;
}

.course-nextgen .cng-section-head {
  margin-bottom: 14px;
}

.course-nextgen .cng-modules {
  background: transparent;
  border: 0;
  box-shadow: none;
  padding: 0;
  color: var(--cng-page-heading);
}

.course-nextgen .cng-modules-grid {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 18px;
}

.course-nextgen .cng-module {
  display: grid;
  gap: 14px;
  padding: 18px 18px 16px;
  border: 1px solid var(--cng-border);
  border-radius: 20px;
  background: #fff;
  box-shadow: 0 10px 22px rgba(23, 61, 80, 0.04);
  color: var(--cng-surface-text);
  transition: border-color 150ms ease, transform 150ms ease, box-shadow 150ms ease;
}

.course-nextgen .cng-module:hover {
  transform: translateY(-2px);
  border-color: color-mix(in srgb, var(--cng-accent) 34%, #cfdce5);
}

.course-nextgen .cng-module.is-current {
  grid-column: 1 / -1;
  border-color: color-mix(in srgb, var(--cng-accent) 42%, #c5d4de);
  box-shadow: 0 0 0 1px color-mix(in srgb, var(--cng-accent) 16%, transparent),
    0 12px 26px rgba(23, 61, 80, 0.06);
}

.course-nextgen .cng-module.is-completed {
  border-color: color-mix(in srgb, var(--cng-success) 28%, #d5e1e8);
}

.course-nextgen .cng-module.is-locked,
.course-nextgen .cng-module.is-scheduled {
  background: #f8fafb;
}

.course-nextgen .cng-module-head {
  display: grid;
  grid-template-columns: auto minmax(0, 1fr);
  gap: 12px;
  align-items: start;
}

.course-nextgen .cng-module-index {
  display: grid;
  place-items: center;
  width: 42px;
  height: 42px;
  border-radius: 14px;
  background: color-mix(in srgb, var(--cng-accent) 12%, #fff);
  color: var(--cng-accent);
  font-size: 16px;
  font-weight: 800;
}

.course-nextgen .cng-module.is-completed .cng-module-index {
  background: var(--cng-success-bg);
  color: var(--cng-success);
}

.course-nextgen .cng-module.is-locked .cng-module-index,
.course-nextgen .cng-module.is-scheduled .cng-module-index {
  background: var(--cng-locked-bg);
  color: var(--cng-locked);
}

.course-nextgen .cng-module-topline {
  display: flex;
  flex-wrap: wrap;
  gap: 8px;
  align-items: center;
  margin-bottom: 4px;
}

.course-nextgen .cng-module-order {
  color: var(--cng-surface-muted);
  font-size: 12px;
  font-weight: 750;
}

.course-nextgen .cng-module-title {
  margin: 0 0 6px;
  color: var(--cng-surface-text);
  font-size: 18px;
  font-weight: 800;
  line-height: 1.25;
}

.course-nextgen .cng-module-desc,
.course-nextgen .cng-module-meta,
.course-nextgen .cng-module-release,
.course-nextgen .cng-module-next {
  margin: 0;
  color: var(--cng-surface-muted);
  font-size: 14px;
  line-height: 1.4;
}

.course-nextgen .cng-module-next {
  padding: 10px 12px;
  border-radius: 12px;
  background: color-mix(in srgb, var(--cng-accent) 8%, #f7fafc);
  color: var(--cng-surface-text);
}

.course-nextgen .cng-badge {
  display: inline-flex;
  align-items: center;
  gap: 6px;
  min-height: 28px;
  padding: 0 10px;
  border-radius: 999px;
  border: 1px solid #d5dde6;
  background: #f4f7fa;
  color: var(--cng-surface-text);
  font-size: 12px;
  font-weight: 750;
}

.course-nextgen .cng-badge.is-completed {
  border-color: color-mix(in srgb, var(--cng-success) 30%, #d5e1e8);
  background: var(--cng-success-bg);
  color: var(--cng-success);
}

.course-nextgen .cng-badge.is-in_progress {
  border-color: color-mix(in srgb, var(--cng-accent) 30%, #d5e1e8);
  background: color-mix(in srgb, var(--cng-accent) 10%, #fff);
  color: var(--cng-surface-text);
}

.course-nextgen .cng-badge.is-scheduled,
.course-nextgen .cng-badge.is-locked {
  border-color: #d5dde6;
  background: var(--cng-locked-bg);
  color: var(--cng-locked);
}

.course-nextgen .cng-badge.is-staff_preview {
  border-color: color-mix(in srgb, var(--cng-accent) 36%, #d5e1e8);
  background: color-mix(in srgb, var(--cng-accent) 12%, #fff);
  color: var(--cng-accent);
}

.course-nextgen .cng-status-icon {
  display: inline-flex;
  color: currentColor;
}

.course-nextgen .cng-progress--module .cng-progress-bar {
  height: 8px;
}

.course-nextgen .cng-module-cta {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  min-height: 44px;
  padding: 0 14px;
  border-radius: 14px;
  border: 1.5px solid color-mix(in srgb, var(--cng-accent) 24%, #d5e1e8);
  background: #fff;
  color: var(--cng-surface-text);
  font-size: 14px;
  font-weight: 780;
  text-decoration: none;
  transition: border-color 150ms ease, transform 150ms ease;
}

.course-nextgen .cng-module.is-current .cng-module-cta {
  color: var(--action-primary-text, #fff);
  -webkit-text-fill-color: var(--action-primary-text, #fff);
  border: 0;
  background: linear-gradient(
    135deg,
    var(--cng-accent),
    var(--accent-hi, #5aa7ff)
  );
}

.course-nextgen .cng-module-cta:hover {
  transform: translateY(-2px);
}

.course-nextgen .cng-feature-grid {
  display: grid;
  grid-template-columns: repeat(6, minmax(0, 1fr));
  gap: 12px;
}

.course-nextgen .cng-feature {
  display: grid;
  gap: 6px;
  min-height: 88px;
  padding: 14px 12px;
  border: 1px solid color-mix(in srgb, var(--cng-accent) 18%, var(--cng-border));
  border-radius: 16px;
  background:
    linear-gradient(
      180deg,
      color-mix(in srgb, var(--cng-accent) 8%, #ffffff),
      color-mix(in srgb, var(--cng-soft) 70%, #ffffff)
    );
  text-align: center;
  align-content: center;
}

.course-nextgen .cng-feature strong {
  color: var(--cng-surface-text);
  font-size: 18px;
  font-weight: 850;
  line-height: 1.15;
}

.course-nextgen .cng-feature span {
  color: var(--cng-surface-muted);
  font-size: 12px;
  font-weight: 700;
  line-height: 1.3;
}

.course-nextgen .cng-ai {
  display: flex;
  flex-wrap: wrap;
  gap: 14px 18px;
  align-items: center;
  justify-content: space-between;
  background: color-mix(in srgb, #6b6f9a 7%, #f7f8fc);
}

.course-nextgen .cng-ai-quota {
  margin-top: 8px !important;
  color: var(--cng-surface-text) !important;
  font-weight: 650;
}

.course-nextgen .cng-footer {
  justify-content: flex-start;
}

@media (max-width: 980px) {
  .course-nextgen .cng-hero {
    grid-template-columns: 1fr;
  }

  .course-nextgen .cng-feature-grid {
    grid-template-columns: repeat(3, minmax(0, 1fr));
  }
}

@media (max-width: 720px) {
  .course-nextgen {
    width: calc(100% - 28px);
    gap: 14px;
    padding-top: 14px;
  }

  .course-nextgen .cng-hero,
  .course-nextgen .cng-next,
  .course-nextgen .cng-features,
  .course-nextgen .cng-ai,
  .course-nextgen .cng-locked,
  .course-nextgen .cng-footer {
    padding: 18px 16px;
  }

  .course-nextgen .cng-modules-grid,
  .course-nextgen .cng-feature-grid {
    grid-template-columns: 1fr;
  }

  .course-nextgen .cng-module.is-current {
    grid-column: auto;
  }

  .course-nextgen .cng-btn,
  .course-nextgen .cng-module-cta,
  .course-nextgen .cng-hero-actions,
  .course-nextgen .cng-next-actions,
  .course-nextgen .cng-footer {
    width: 100%;
  }

  .course-nextgen .cng-hero-actions .cng-btn,
  .course-nextgen .cng-next-actions .cng-btn,
  .course-nextgen .cng-footer .cng-btn {
    width: 100%;
  }

  .course-nextgen .cng-feature-grid {
    grid-template-columns: repeat(2, minmax(0, 1fr));
  }
}

@media (prefers-reduced-motion: reduce) {
  .course-nextgen,
  .course-nextgen .cng-btn,
  .course-nextgen .cng-module,
  .course-nextgen .cng-module-cta {
    animation: none !important;
    transition: none !important;
    transform: none !important;
  }
}