/* Advanced LMS — Bootstrap 5 / Sngine shell */

.lms-plugin {
  --lms-primary: var(--bs-primary, #0d6efd);
  --lms-accent: var(--bs-warning, #ffc107);
  --lms-ink: var(--bs-body-color, #212529);
  --lms-muted: var(--bs-secondary-color, #6c757d);
  --lms-line: var(--bs-border-color, rgba(0, 0, 0, 0.125));
  --lms-radius: 16px;
  --lms-bg: var(--bs-body-bg, #fff);
  --lms-surface: var(--bs-tertiary-bg, #f8f9fa);
  --lms-card: var(--bs-card-bg, var(--bs-body-bg, #fff));
}

.lms-side-brand {
  gap: 10px;
  color: var(--lms-ink);
}

.lms-side-brand-mark {
  width: 36px;
  height: 36px;
  border-radius: 10px;
  background: var(--lms-primary);
  color: #fff;
  display: inline-flex;
  align-items: center;
  justify-content: center;
}

.lms-side-brand-text {
  color: var(--lms-ink);
}

.lms-side-divider {
  border-top: 1px solid var(--lms-line);
}

.lms-shell {
  background: var(--lms-card);
  border: 1px solid var(--lms-line);
  border-radius: var(--lms-radius);
  padding: 20px;
}

.lms-topbar .h4 {
  color: var(--lms-ink);
  font-weight: 700;
}

.lms-hero {
  padding: 20px;
  border-radius: 14px;
  background: var(--lms-surface);
  border: 1px solid var(--lms-line);
}

.lms-hero-lead {
  color: var(--lms-muted);
  margin: 0;
}

.lms-search {
  max-width: 560px;
}

.lms-course-grid {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(220px, 1fr));
  gap: 16px;
}

.lms-course-card {
  display: block;
  background: var(--lms-card);
  border: 1px solid var(--lms-line);
  border-radius: 14px;
  overflow: hidden;
  color: inherit;
  text-decoration: none;
  transition: transform 0.18s ease, box-shadow 0.18s ease;
}

.lms-course-card:hover {
  transform: translateY(-2px);
  box-shadow: 0 10px 24px rgba(15, 23, 42, 0.08);
  color: inherit;
  text-decoration: none;
}

.lms-course-cover,
.lms-course-cover-placeholder {
  height: 140px;
  background: #E2E8F0;
  display: flex;
  align-items: center;
  justify-content: center;
  color: var(--lms-primary);
}

.lms-course-cover img {
  width: 100%;
  height: 140px;
  object-fit: cover;
  display: block;
}

.lms-course-body {
  padding: 14px;
}

.lms-course-title {
  margin: 0 0 8px;
  font-size: 16px;
  line-height: 1.35;
  color: var(--lms-ink);
}

.lms-course-meta {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 8px;
  font-size: 13px;
}

.lms-course-price {
  color: var(--lms-primary);
  font-weight: 700;
}

.lms-buy-price {
  font-size: 1.75rem;
  font-weight: 700;
  color: var(--lms-primary);
  line-height: 1.2;
}

.lms-player-shell {
  min-height: 280px;
  display: flex;
  align-items: center;
  justify-content: center;
  background: #0F172A;
  color: #E2E8F0;
  border-radius: 12px;
  padding: 24px;
}

.lms-player-placeholder {
  text-align: center;
  max-width: 420px;
}

.lms-empty-icon {
  color: var(--lms-primary);
  opacity: 0.85;
}

.lms-dash-tile {
  color: inherit;
  transition: transform 0.15s ease, box-shadow 0.15s ease;
}

.lms-dash-tile:hover {
  transform: translateY(-2px);
  box-shadow: 0 10px 24px rgba(15, 23, 42, 0.08);
  color: inherit;
}

/* Mobile sidebar drawer */
.lms-sidebar-backdrop {
  display: none;
  position: fixed;
  inset: 0;
  z-index: 1040;
  background: rgba(15, 23, 42, 0.4);
  backdrop-filter: blur(2px);
  -webkit-backdrop-filter: blur(2px);
  border: 0;
  padding: 0;
  margin: 0;
}

.lms-plugin.is-sidebar-open .lms-sidebar-backdrop {
  display: block;
}

body.lms-drawer-lock {
  overflow: hidden;
  touch-action: none;
}

/* —— Mobile chrome (minimal) —— */
.lms-mobar {
  display: none;
}

.lms-mobar-toggle {
  appearance: none;
  -webkit-appearance: none;
  width: 40px;
  height: 40px;
  padding: 0;
  margin: 0;
  border: 1px solid var(--lms-line, #e5e7eb);
  border-radius: 10px;
  background: var(--lms-surface, #f8fafc);
  color: var(--lms-ink, #0f172a);
  display: inline-grid;
  place-items: center;
  flex-shrink: 0;
  cursor: pointer;
  transition: background 0.15s ease, border-color 0.15s ease, transform 0.15s ease;
}

.lms-mobar-toggle:hover {
  background: var(--lms-card, #fff);
  border-color: color-mix(in srgb, var(--lms-primary, #0d6efd) 35%, var(--lms-line, #e5e7eb));
}

.lms-mobar-toggle:active {
  transform: scale(0.96);
}

.lms-mobar-toggle:focus-visible {
  outline: 2px solid var(--lms-primary, #0d6efd);
  outline-offset: 2px;
}

.lms-mobar-burger {
  display: flex;
  flex-direction: column;
  justify-content: center;
  gap: 4px;
  width: 16px;
  height: 14px;
}

.lms-mobar-burger i {
  display: block;
  height: 1.5px;
  width: 100%;
  border-radius: 2px;
  background: currentColor;
  transition: transform 0.2s ease, opacity 0.2s ease;
}

.lms-plugin.is-sidebar-open .lms-mobar-burger i:nth-child(1) {
  transform: translateY(5.5px) rotate(45deg);
}

.lms-plugin.is-sidebar-open .lms-mobar-burger i:nth-child(2) {
  opacity: 0;
}

.lms-plugin.is-sidebar-open .lms-mobar-burger i:nth-child(3) {
  transform: translateY(-5.5px) rotate(-45deg);
}

.lms-drawer-head {
  display: none;
  align-items: center;
  justify-content: space-between;
  gap: 12px;
  padding: 14px 14px 10px;
  border-bottom: 1px solid var(--lms-line);
}

.lms-drawer-head-label {
  font-size: 0.72rem;
  font-weight: 600;
  letter-spacing: 0.06em;
  text-transform: uppercase;
  color: var(--lms-muted);
}

.lms-drawer-close {
  appearance: none;
  -webkit-appearance: none;
  width: 36px;
  height: 36px;
  border: 0;
  border-radius: 9px;
  background: transparent;
  color: var(--lms-muted);
  font-size: 1.35rem;
  line-height: 1;
  cursor: pointer;
  display: inline-grid;
  place-items: center;
}

.lms-drawer-close:hover {
  background: var(--lms-surface);
  color: var(--lms-ink);
}

.lms-drawer-head--inline {
  display: flex;
  margin-bottom: 8px;
  padding: 0 0 12px;
  border-bottom: 1px solid var(--lms-line);
}

.lms-drawer-head--inline .lms-drawer-close {
  display: none;
}

.lms-side-brand {
  display: flex;
  align-items: center;
  gap: 10px;
  text-decoration: none;
  color: var(--lms-ink);
}

.lms-side-brand:hover {
  text-decoration: none;
  color: var(--lms-ink);
}

.lms-side-brand-mark {
  width: 34px;
  height: 34px;
  border-radius: 9px;
  display: grid;
  place-items: center;
  background: var(--lms-primary);
  color: #fff;
  font-size: 0.9rem;
}

.lms-topbar {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 12px;
  margin-bottom: 18px;
}

.lms-topbar-lead {
  display: flex;
  align-items: center;
  gap: 10px;
  min-width: 0;
}

.lms-topbar-toggle {
  display: none;
}

.lms-topbar-titles {
  min-width: 0;
}

.lms-topbar-titles h1 {
  margin: 0;
  font-size: 1.2rem;
  font-weight: 700;
  line-height: 1.25;
  color: var(--lms-ink);
}

.lms-topbar-titles p {
  margin: 2px 0 0;
  font-size: 0.8rem;
  color: var(--lms-muted);
}

.lms-topbar-actions {
  display: flex;
  align-items: center;
  gap: 8px;
  flex-shrink: 0;
}

.lms-topbar-link,
.lms-topbar-teach {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  min-height: 36px;
  padding: 0 12px;
  border-radius: 9px;
  font-size: 0.82rem;
  font-weight: 600;
  text-decoration: none;
  white-space: nowrap;
}

.lms-topbar-link {
  color: var(--lms-ink);
  background: var(--lms-surface);
  border: 1px solid var(--lms-line);
}

.lms-topbar-link:hover {
  color: var(--lms-ink);
  text-decoration: none;
  border-color: color-mix(in srgb, var(--lms-primary) 30%, var(--lms-line));
}

.lms-topbar-teach {
  color: #fff;
  background: var(--lms-primary);
  border: 1px solid transparent;
}

.lms-topbar-teach:hover {
  color: #fff;
  text-decoration: none;
  filter: brightness(1.05);
}

@media (max-width: 991.98px) {
  .lms-mobar {
    display: flex;
    align-items: center;
    gap: 10px;
    position: sticky;
    top: 0;
    z-index: 30;
    margin: 0 0 12px;
    padding: 8px 10px;
    border: 1px solid var(--lms-line);
    border-radius: 12px;
    background: color-mix(in srgb, var(--lms-card) 92%, transparent);
    backdrop-filter: blur(10px);
    -webkit-backdrop-filter: blur(10px);
  }

  .lms-mobar-meta {
    flex: 1;
    min-width: 0;
    display: flex;
    flex-direction: column;
    gap: 1px;
  }

  .lms-mobar-meta strong {
    font-size: 0.92rem;
    font-weight: 700;
    line-height: 1.2;
    color: var(--lms-ink);
    white-space: nowrap;
    overflow: hidden;
    text-overflow: ellipsis;
  }

  .lms-mobar-meta span {
    font-size: 0.72rem;
    color: var(--lms-muted);
    white-space: nowrap;
    overflow: hidden;
    text-overflow: ellipsis;
  }

  .lms-mobar-cta {
    width: 36px;
    height: 36px;
    border-radius: 9px;
    display: inline-grid;
    place-items: center;
    background: var(--lms-primary);
    color: #fff;
    text-decoration: none;
    flex-shrink: 0;
  }

  .lms-mobar-cta:hover {
    color: #fff;
    text-decoration: none;
    filter: brightness(1.06);
  }

  .lms-drawer-head {
    display: flex;
  }

  .lms-drawer-head--inline .lms-drawer-close {
    display: inline-grid;
  }

  .lms-shell {
    padding: 12px 4px 20px;
  }

  .lms-topbar-toggle {
    display: inline-grid;
  }

  .lms-topbar-link {
    display: none;
  }

  .lms-topbar-teach {
    padding: 0 10px;
    font-size: 0.78rem;
  }

  .lms-sidebar-col {
    position: fixed;
    top: 0;
    left: 0;
    z-index: 1050;
    width: min(88vw, 300px);
    height: 100dvh;
    max-height: 100dvh;
    overflow: auto;
    -webkit-overflow-scrolling: touch;
    transform: translate3d(-105%, 0, 0);
    transition: transform 0.22s ease;
    padding: 0;
    background: var(--lms-card);
    border-right: 1px solid var(--lms-line);
    box-shadow: 8px 0 28px rgba(15, 23, 42, 0.12);
  }

  .lms-plugin.is-sidebar-open .lms-sidebar-col {
    transform: translate3d(0, 0, 0);
  }

  .lms-side-nav-card {
    border: 0;
    border-radius: 0;
    box-shadow: none;
    min-height: 100%;
  }

  .lms-side-nav-card .card-body {
    padding: 12px 14px 28px;
  }
}

@media (min-width: 992px) {
  .lms-mobar,
  .lms-drawer-head:not(.lms-drawer-head--inline),
  .lms-drawer-head--inline .lms-drawer-close,
  .lms-topbar-toggle {
    display: none !important;
  }
}

@media (prefers-reduced-motion: reduce) {
  .lms-sidebar-col,
  .lms-workspace-rail,
  .lms-mobar-burger i {
    transition: none !important;
  }
}

.lms-dash-nav {
  display: flex;
  flex-wrap: wrap;
  gap: 8px;
}

.lms-builder-panel {
  display: none;
}

.lms-builder-panel.is-active {
  display: block;
}

.lms-section-card .card-header {
  background: var(--lms-surface);
}

.lms-lesson-row {
  background: var(--lms-card);
}

.lms-stat-card {
  border: 1px solid var(--lms-line);
  border-radius: 14px;
  padding: 18px 12px;
  background: var(--lms-surface);
}

.lms-question-card {
  background: var(--lms-surface);
}

.lms-learn .list-group-item.active {
  background: var(--lms-primary);
  border-color: var(--lms-primary);
}


/* —— Theme tokens (light / dark via Bootstrap data-bs-theme) —— */
.lms-plugin {
  --lms-primary: var(--bs-primary, #0d6efd);
  --lms-ink: var(--bs-body-color, #212529);
  --lms-muted: var(--bs-secondary-color, #6c757d);
  --lms-bg: var(--bs-body-bg, #fff);
  --lms-surface: var(--bs-tertiary-bg, #f8f9fa);
  --lms-card: var(--bs-card-bg, var(--bs-body-bg, #fff));
  --lms-line: var(--bs-border-color, rgba(0, 0, 0, 0.125));
  --lms-radius: 16px;
  color: var(--lms-ink);
}

.lms-shell {
  background: var(--lms-card);
  border: 1px solid var(--lms-line);
  border-radius: var(--lms-radius);
  padding: 20px;
}

.lms-hero {
  padding: 20px;
  border-radius: 14px;
  background: var(--lms-surface);
  border: 1px solid var(--lms-line);
}

.lms-course-card,
.lms-stat-card,
.lms-lesson-row,
.lms-question-card {
  background: var(--lms-card);
  border-color: var(--lms-line);
}

.lms-section-card .card-header {
  background: var(--lms-surface);
}

.lms-stat-card {
  border: 1px solid var(--lms-line);
  border-radius: 14px;
  padding: 18px 12px;
  background: var(--lms-surface);
}

/* —— Workspace (instructor + student) — same language as /lms shell —— */
.lms-workspace {
  display: grid;
  grid-template-columns: 240px minmax(0, 1fr);
  gap: 0;
  min-height: 70vh;
  border-radius: var(--lms-radius);
  overflow: hidden;
  border: 1px solid var(--lms-line);
  background: var(--lms-card);
}

.lms-workspace-rail {
  min-height: 100%;
  background: var(--lms-surface);
  border-right: 1px solid var(--lms-line);
}

.lms-workspace-main {
  min-width: 0;
  padding: 24px 24px 36px;
  background: var(--lms-card);
  color: var(--lms-ink);
}

@media (max-width: 991.98px) {
  .lms-workspace {
    grid-template-columns: 1fr;
    border: 0;
    border-radius: 0;
    background: transparent;
  }

  .lms-workspace-main {
    padding: 0 0 24px;
  }

  .lms-mode-studio .lms-workspace-rail,
  .lms-mode-campus .lms-workspace-rail {
    position: fixed;
    top: 0;
    left: 0;
    z-index: 1050;
    width: min(88vw, 300px);
    height: 100dvh;
    max-height: 100dvh;
    overflow: auto;
    -webkit-overflow-scrolling: touch;
    transform: translate3d(-105%, 0, 0);
    transition: transform 0.22s ease;
    background: var(--lms-card);
    border-right: 1px solid var(--lms-line);
    box-shadow: 8px 0 28px rgba(15, 23, 42, 0.12);
  }

  .lms-mode-studio.is-sidebar-open .lms-workspace-rail,
  .lms-mode-campus.is-sidebar-open .lms-workspace-rail {
    transform: translate3d(0, 0, 0);
  }

  /* Compact page chrome — mobar already carries context */
  .lms-studio-kicker,
  .lms-campus-kicker,
  .lms-studio-lead,
  .lms-campus-lead {
    display: none;
  }

  .lms-studio-hero,
  .lms-campus-hero,
  .lms-studio-pagehead,
  .lms-campus-pagehead {
    margin-bottom: 12px;
    padding-bottom: 0;
    border-bottom: 0;
    gap: 8px;
    align-items: center;
  }

  .lms-studio-pagehead h1,
  .lms-campus-pagehead h1,
  .lms-studio-title,
  .lms-campus-title {
    font-size: 1.12rem;
  }

  .lms-studio-hero .lms-btn-accent,
  .lms-studio-pagehead .lms-btn-accent {
    min-height: 34px;
    padding: 0 12px;
    font-size: 0.8rem;
  }

  .lms-empty-state,
  .lms-studio-empty,
  .lms-campus-empty {
    padding: 14px 12px;
    border-radius: 10px;
  }

  .lms-empty-state p,
  .lms-studio-empty p,
  .lms-campus-empty p,
  .lms-campus-empty h2 {
    font-size: 0.88rem;
  }

  .lms-campus-empty h2 {
    margin: 0 0 4px;
  }

  .lms-studio-meters {
    grid-template-columns: 1fr 1fr;
    gap: 8px;
    margin-bottom: 14px;
  }

  .lms-studio-meter {
    padding: 10px 12px;
  }

  .lms-studio-split {
    grid-template-columns: 1fr;
    gap: 10px;
  }

  .lms-studio-panel {
    padding: 12px;
  }

  .lms-studio-hero {
    flex-direction: row;
    flex-wrap: wrap;
    align-items: center;
    gap: 10px;
    padding: 0;
  }

  .lms-studio-hero-cta {
    width: auto;
    margin-left: auto;
  }
}

/* Shared rail */
.lms-studio-rail,
.lms-campus-rail {
  height: 100%;
  padding: 20px 14px;
  display: flex;
  flex-direction: column;
  gap: 20px;
}

.lms-studio-brand,
.lms-campus-brand {
  display: flex;
  gap: 12px;
  align-items: center;
  text-decoration: none;
  color: var(--lms-ink);
}

.lms-studio-brand:hover,
.lms-campus-brand:hover {
  color: var(--lms-ink);
  text-decoration: none;
}

.lms-studio-brand-mark,
.lms-campus-orb {
  width: 40px;
  height: 40px;
  border-radius: 10px;
  display: grid;
  place-items: center;
  font-weight: 700;
  font-size: 0.85rem;
  background: var(--lms-primary);
  color: #fff;
  box-shadow: none;
  animation: none;
}

.lms-campus-orb {
  border-radius: 10px;
  background: var(--lms-primary);
}

.lms-studio-brand strong,
.lms-campus-brand strong {
  display: block;
  font-size: 1rem;
  line-height: 1.15;
  font-weight: 700;
}

.lms-studio-brand em,
.lms-campus-brand em {
  font-style: normal;
  font-size: 0.75rem;
  color: var(--lms-muted);
}

.lms-studio-nav,
.lms-campus-nav {
  display: flex;
  flex-direction: column;
  gap: 4px;
  flex: 1;
}

.lms-studio-nav a,
.lms-campus-nav a {
  display: flex;
  align-items: center;
  gap: 10px;
  padding: 10px 12px;
  border-radius: 10px;
  color: var(--lms-muted);
  text-decoration: none;
  font-size: 0.92rem;
  transition: background 0.15s ease, color 0.15s ease;
}

.lms-studio-nav a i,
.lms-campus-nav a i {
  width: 18px;
  text-align: center;
}

.lms-studio-nav a:hover,
.lms-campus-nav a:hover {
  color: var(--lms-ink);
  background: var(--lms-card);
}

.lms-studio-nav a.is-on,
.lms-campus-nav a.is-on {
  color: #fff;
  background: var(--lms-primary);
  font-weight: 600;
}

.lms-studio-rail-foot,
.lms-campus-rail-foot {
  display: flex;
  flex-direction: column;
  gap: 8px;
}

.lms-studio-cta,
.lms-campus-cta,
.lms-btn-accent,
.lms-btn-primary {
  display: inline-flex;
  justify-content: center;
  align-items: center;
  gap: 6px;
  padding: 10px 14px;
  border-radius: 10px;
  background: var(--lms-primary);
  color: #fff !important;
  font-weight: 600;
  text-decoration: none !important;
  border: 0;
}

.lms-studio-cta:hover,
.lms-campus-cta:hover,
.lms-btn-accent:hover,
.lms-btn-primary:hover {
  filter: brightness(0.95);
  color: #fff !important;
}

.lms-studio-switch,
.lms-campus-switch {
  text-align: center;
  color: var(--lms-muted);
  font-size: 0.84rem;
  text-decoration: none;
}

.lms-studio-switch:hover,
.lms-campus-switch:hover {
  color: var(--lms-ink);
}

/* Page chrome inside workspace */
.lms-studio-hero,
.lms-campus-hero,
.lms-studio-pagehead,
.lms-campus-pagehead {
  display: flex;
  align-items: flex-start;
  justify-content: space-between;
  gap: 12px;
  flex-wrap: wrap;
  margin-bottom: 16px;
  padding-bottom: 12px;
  border-bottom: 1px solid var(--lms-line);
}

.lms-studio-kicker,
.lms-campus-kicker {
  margin: 0 0 4px;
  text-transform: uppercase;
  letter-spacing: 0.05em;
  font-size: 0.68rem;
  color: var(--lms-muted);
  font-weight: 600;
}

.lms-studio-title,
.lms-campus-title,
.lms-studio-pagehead h1,
.lms-campus-pagehead h1,
.lms-campus-step-body h2,
.lms-campus-empty h2,
.lms-studio-empty p,
.lms-empty-state p {
  margin: 0;
  color: var(--lms-ink);
  font-weight: 700;
  letter-spacing: -0.01em;
}

.lms-studio-pagehead h1,
.lms-campus-pagehead h1 {
  font-size: 1.35rem;
  line-height: 1.2;
}

.lms-studio-title,
.lms-campus-title {
  font-size: clamp(1.25rem, 2vw, 1.6rem);
  max-width: none;
  line-height: 1.25;
}

.lms-studio-lead,
.lms-campus-lead {
  margin: 6px 0 0;
  color: var(--lms-muted);
  max-width: 52ch;
  font-size: 0.9rem;
}

.lms-studio-hero-cta {
  white-space: nowrap;
}

.lms-studio-meters {
  display: grid;
  grid-template-columns: repeat(4, minmax(0, 1fr));
  gap: 12px;
  margin-bottom: 20px;
}

@media (max-width: 991.98px) {
  .lms-studio-meters {
    grid-template-columns: repeat(2, minmax(0, 1fr));
  }
}

.lms-studio-meter {
  background: var(--lms-surface);
  border: 1px solid var(--lms-line);
  border-radius: 12px;
  padding: 14px 16px;
}

.lms-studio-meter span {
  display: block;
  font-size: 0.78rem;
  color: var(--lms-muted);
  margin-bottom: 4px;
}

.lms-studio-meter strong {
  font-size: 1.35rem;
  color: var(--lms-ink);
}

.lms-studio-split {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 16px;
}

@media (max-width: 991.98px) {
  .lms-studio-split {
    grid-template-columns: 1fr;
  }
}

.lms-studio-panel {
  background: var(--lms-surface);
  border: 1px solid var(--lms-line);
  border-radius: 12px;
  padding: 16px;
}

.lms-studio-panel-head {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 12px;
  margin-bottom: 12px;
}

.lms-studio-panel-head h2 {
  margin: 0;
  font-size: 1rem;
  font-weight: 700;
  color: var(--lms-ink);
}

.lms-studio-panel-head a {
  font-size: 0.85rem;
  text-decoration: none;
}

.lms-studio-course-list,
.lms-studio-people {
  list-style: none;
  margin: 0;
  padding: 0;
  display: flex;
  flex-direction: column;
  gap: 8px;
}

.lms-studio-course-list li,
.lms-studio-people li {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 12px;
  padding: 10px 12px;
  border-radius: 10px;
  background: var(--lms-card);
  border: 1px solid var(--lms-line);
}

.lms-studio-course-list strong,
.lms-studio-people span {
  color: var(--lms-ink);
}

.lms-studio-course-list em,
.lms-studio-people small,
.lms-studio-muted {
  color: var(--lms-muted);
  font-style: normal;
  font-size: 0.85rem;
}

.lms-studio-empty,
.lms-campus-empty,
.lms-empty-state {
  text-align: center;
  padding: 18px 14px;
  border: 1px dashed var(--lms-line);
  border-radius: 12px;
  background: var(--lms-surface);
}

.lms-studio-empty p,
.lms-campus-empty p,
.lms-empty-state p {
  color: var(--lms-muted);
  margin: 0;
  font-size: 0.9rem;
  font-weight: 500;
  line-height: 1.45;
}

.lms-studio-empty .lms-btn-accent,
.lms-studio-empty .lms-btn-primary,
.lms-campus-empty .lms-campus-cta,
.lms-campus-empty a {
  margin-top: 12px;
  display: inline-flex;
}

.lms-data-primary {
  font-weight: 600;
  color: var(--lms-ink);
}

.lms-data-meta {
  color: var(--lms-muted);
  font-size: 0.78rem;
}

.lms-pill {
  display: inline-flex;
  align-items: center;
  padding: 2px 8px;
  border-radius: 999px;
  font-size: 0.72rem;
  font-weight: 600;
  background: var(--lms-surface);
  border: 1px solid var(--lms-line);
  color: var(--lms-ink);
}

.lms-data-table {
  margin-bottom: 0;
  font-size: 0.9rem;
}

.lms-data-table th {
  font-size: 0.72rem;
  text-transform: uppercase;
  letter-spacing: 0.04em;
  color: var(--lms-muted);
  font-weight: 600;
  border-bottom-width: 1px;
}

.lms-studio-note {
  padding: 12px 14px;
  border-radius: 10px;
  background: var(--lms-surface);
  border: 1px solid var(--lms-line);
  color: var(--lms-muted);
  font-size: 0.88rem;
}

.lms-earnings-meters {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 10px;
  margin-bottom: 12px;
}

.lms-earnings-hint {
  margin: 0 0 14px;
  font-size: 0.82rem;
  line-height: 1.4;
}

/* Campus path */
.lms-campus-path {
  list-style: none;
  margin: 0;
  padding: 0;
  display: flex;
  flex-direction: column;
  gap: 12px;
}

.lms-campus-step {
  display: flex;
  gap: 14px;
  align-items: center;
  padding: 14px;
  border-radius: 12px;
  background: var(--lms-surface);
  border: 1px solid var(--lms-line);
}

.lms-campus-ring {
  width: 52px;
  height: 52px;
  border-radius: 50%;
  display: grid;
  place-items: center;
  flex-shrink: 0;
  background:
    radial-gradient(circle at center, var(--lms-card) 58%, transparent 59%),
    conic-gradient(var(--lms-primary) calc(var(--p, 0) * 1%), var(--lms-line) 0);
  font-size: 0.72rem;
  font-weight: 700;
  color: var(--lms-ink);
}

.lms-campus-step-body h2 {
  font-size: 1rem;
  margin-bottom: 2px;
}

.lms-campus-step-body p {
  margin: 0 0 8px;
  color: var(--lms-muted);
  font-size: 0.85rem;
}

.lms-campus-continue {
  font-size: 0.88rem;
  font-weight: 600;
  text-decoration: none;
}

.lms-campus-certs,
.lms-campus-saved {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(220px, 1fr));
  gap: 12px;
}

.lms-campus-cert,
.lms-campus-saved a {
  display: flex;
  flex-direction: column;
  gap: 6px;
  padding: 14px;
  border-radius: 12px;
  background: var(--lms-surface);
  border: 1px solid var(--lms-line);
  color: inherit;
  text-decoration: none;
}

.lms-campus-cert:hover,
.lms-campus-saved a:hover {
  border-color: var(--lms-primary);
  color: inherit;
}

.lms-campus-table-wrap {
  overflow: auto;
  border: 1px solid var(--lms-line);
  border-radius: 12px;
}

.lms-campus-table {
  width: 100%;
  margin: 0;
  background: var(--lms-card);
}

.lms-campus-table th,
.lms-campus-table td {
  padding: 12px 14px;
  border-bottom: 1px solid var(--lms-line);
  color: var(--lms-ink);
}

.lms-campus-table th {
  background: var(--lms-surface);
  font-size: 0.8rem;
  color: var(--lms-muted);
  font-weight: 600;
}

.lms-mode-studio .table,
.lms-mode-campus .table,
.lms-mode-studio .card,
.lms-mode-campus .card,
.lms-mode-studio .form-control,
.lms-mode-campus .form-control,
.lms-mode-studio .form-select,
.lms-mode-campus .form-select {
  background: var(--lms-card);
  color: var(--lms-ink);
  border-color: var(--lms-line);
}

.lms-mode-studio .text-muted,
.lms-mode-campus .text-muted {
  color: var(--lms-muted) !important;
}

.lms-mode-studio .lms-dash-nav,
.lms-mode-campus .lms-dash-nav {
  display: none;
}

.lms-studio-shelf-actions {
  display: flex;
  gap: 12px;
  align-items: center;
}

.lms-studio-shelf-actions a {
  color: var(--lms-primary);
  text-decoration: none;
  font-size: 0.85rem;
}

.lms-sidebar-backdrop {
  display: none;
}

.lms-plugin.is-sidebar-open .lms-sidebar-backdrop,
.lms-mode-studio.is-sidebar-open .lms-sidebar-backdrop,
.lms-mode-campus.is-sidebar-open .lms-sidebar-backdrop {
  display: block;
}

/* —— Course / quiz builder —— */
.lms-course-builder,
.lms-studio-builder,
.lms-quiz-editor {
  background: var(--lms-card);
  border: 1px solid var(--lms-line);
  border-radius: var(--lms-radius);
  padding: 20px 22px 24px;
}

.lms-studio-builder-head {
  display: flex;
  align-items: flex-start;
  justify-content: space-between;
  gap: 16px;
  flex-wrap: wrap;
  margin-bottom: 20px;
  padding-bottom: 16px;
  border-bottom: 1px solid var(--lms-line);
}

.lms-studio-builder-title {
  margin: 0;
  font-size: 1.35rem;
  font-weight: 700;
  color: var(--lms-ink);
}

.lms-studio-steps {
  list-style: none;
  margin: 0;
  padding: 0;
  display: flex;
  gap: 8px;
  flex-wrap: wrap;
}

.lms-studio-steps button {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  padding: 8px 12px;
  border-radius: 999px;
  border: 1px solid var(--lms-line);
  background: var(--lms-surface);
  color: var(--lms-muted);
  font-size: 0.86rem;
  cursor: pointer;
}

.lms-studio-steps button span {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  width: 22px;
  height: 22px;
  border-radius: 50%;
  background: var(--lms-card);
  border: 1px solid var(--lms-line);
  font-weight: 700;
  font-size: 0.75rem;
}

.lms-studio-steps button.is-active {
  color: #fff;
  background: var(--lms-primary);
  border-color: var(--lms-primary);
}

.lms-studio-steps button.is-active span {
  background: rgba(255, 255, 255, 0.2);
  border-color: transparent;
  color: #fff;
}

.lms-studio-steps button.is-disabled,
.lms-studio-steps button:disabled {
  opacity: 0.5;
  cursor: not-allowed;
}

.lms-studio-form-grid {
  display: grid;
  grid-template-columns: repeat(3, minmax(0, 1fr));
  gap: 14px 16px;
}

.lms-studio-field {
  display: flex;
  flex-direction: column;
  gap: 6px;
  min-width: 0;
}

.lms-studio-field.lms-span-2 {
  grid-column: span 2;
}

.lms-studio-field.lms-span-3 {
  grid-column: span 3;
}

.lms-studio-field label {
  font-size: 0.82rem;
  font-weight: 600;
  color: var(--lms-muted);
}

.lms-studio-field input,
.lms-studio-field select,
.lms-studio-field textarea,
.lms-studio-form input,
.lms-studio-form select,
.lms-studio-form textarea {
  width: 100%;
  padding: 10px 12px;
  border-radius: 10px;
  border: 1px solid var(--lms-line);
  background: var(--lms-bg);
  color: var(--lms-ink);
  font: inherit;
}

.lms-studio-field textarea {
  resize: vertical;
  min-height: 120px;
}

.lms-studio-field input:focus,
.lms-studio-field select:focus,
.lms-studio-field textarea:focus {
  outline: 0;
  border-color: var(--lms-primary);
  box-shadow: 0 0 0 3px color-mix(in srgb, var(--lms-primary) 18%, transparent);
}

.lms-studio-toggles {
  flex-direction: row;
  flex-wrap: wrap;
  align-items: center;
  gap: 10px;
}

.lms-chip-toggle {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  margin: 0;
  padding: 8px 12px;
  border-radius: 999px;
  border: 1px solid var(--lms-line);
  background: var(--lms-surface);
  color: var(--lms-ink);
  font-size: 0.86rem;
  cursor: pointer;
}

.lms-chip-toggle input {
  width: auto;
  margin: 0;
}

.lms-studio-form-actions,
.lms-studio-curr-actions {
  display: flex;
  flex-wrap: wrap;
  gap: 10px;
  align-items: center;
  margin-top: 18px;
}

.lms-btn-ghost {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 6px;
  padding: 10px 14px;
  border-radius: 10px;
  border: 1px solid var(--lms-line);
  background: var(--lms-surface);
  color: var(--lms-ink);
  font-weight: 600;
  text-decoration: none;
  cursor: pointer;
}

.lms-btn-ghost.danger {
  color: #b42318;
  border-color: color-mix(in srgb, #b42318 35%, var(--lms-line));
}

.lms-studio-curr-toolbar {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 12px;
  flex-wrap: wrap;
  margin-bottom: 14px;
}

.lms-studio-curr-toolbar p {
  margin: 0;
  color: var(--lms-muted);
  font-size: 0.92rem;
}

.lms-studio-note {
  padding: 16px 18px;
  border-radius: 12px;
  border: 1px dashed var(--lms-line);
  background: var(--lms-surface);
  color: var(--lms-muted);
}

.lms-curriculum .lms-section-card {
  margin-bottom: 12px;
  border: 1px solid var(--lms-line);
  border-radius: 12px;
  overflow: hidden;
  background: var(--lms-card);
}

.lms-curriculum .lms-section-card .card-header,
.lms-curriculum .lms-section-head {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 10px;
  padding: 12px 14px;
  background: var(--lms-surface);
  border-bottom: 1px solid var(--lms-line);
}

.lms-curriculum .lms-lesson-row {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 10px;
  padding: 10px 14px;
  border-bottom: 1px solid var(--lms-line);
}

.lms-curriculum .lms-lesson-row:last-child {
  border-bottom: 0;
}

@media (max-width: 991.98px) {
  .lms-studio-form-grid {
    grid-template-columns: repeat(2, minmax(0, 1fr));
  }

  .lms-studio-field.lms-span-2,
  .lms-studio-field.lms-span-3 {
    grid-column: span 2;
  }
}

@media (max-width: 575.98px) {
  .lms-studio-form-grid {
    grid-template-columns: 1fr;
  }

  .lms-studio-field.lms-span-2,
  .lms-studio-field.lms-span-3 {
    grid-column: span 1;
  }

  .lms-course-builder,
  .lms-studio-builder,
  .lms-quiz-editor {
    padding: 16px;
  }
}


/* —— Multi-step builder progress —— */
.lms-builder-progress {
  display: flex;
  flex-wrap: wrap;
  gap: 10px;
  margin-bottom: 22px;
  padding: 14px;
  border: 1px solid var(--lms-line);
  border-radius: var(--lms-radius);
  background: var(--lms-surface);
}

.lms-builder-progress-step {
  display: flex;
  align-items: center;
  gap: 10px;
  padding: 8px 10px;
  border: 0;
  background: transparent;
  color: var(--lms-muted);
  cursor: pointer;
  text-align: left;
  border-radius: 12px;
}

.lms-builder-progress-step:hover:not(:disabled):not(.is-disabled) {
  background: var(--lms-card);
  color: var(--lms-ink);
}

.lms-builder-progress-step.is-active {
  background: var(--lms-card);
  color: var(--lms-ink);
  box-shadow: 0 0 0 1px var(--lms-line);
}

.lms-builder-progress-step.is-disabled,
.lms-builder-progress-step:disabled {
  opacity: 0.45;
  cursor: not-allowed;
}

.lms-builder-progress-num {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  width: 36px;
  height: 36px;
  border-radius: 50%;
  background: var(--lms-bg);
  border: 1px solid var(--lms-line);
  font-weight: 700;
  flex-shrink: 0;
}

.lms-builder-progress-step.is-active .lms-builder-progress-num {
  background: var(--lms-primary);
  border-color: var(--lms-primary);
  color: #fff;
}

.lms-builder-progress-label {
  display: flex;
  flex-direction: column;
  gap: 2px;
  min-width: 0;
}

.lms-builder-progress-label em {
  font-style: normal;
  font-size: 0.72rem;
  color: var(--lms-muted);
}

.lms-builder-progress-label strong {
  font-size: 0.9rem;
  font-weight: 700;
}

.lms-builder-panel-head {
  margin-bottom: 18px;
}

.lms-builder-panel-head h2 {
  margin: 0 0 6px;
  font-size: 1.25rem;
  color: var(--lms-ink);
}

.lms-builder-panel-head p {
  margin: 0;
  color: var(--lms-muted);
  font-size: 0.92rem;
}

.lms-builder-fieldset {
  border: 1px solid var(--lms-line);
  border-radius: 12px;
  padding: 14px 16px 16px;
  margin: 0 0 18px;
  background: var(--lms-surface);
}

.lms-builder-fieldset legend {
  float: none;
  width: auto;
  padding: 0 6px;
  margin-bottom: 10px;
  font-size: 0.86rem;
  font-weight: 700;
  color: var(--lms-ink);
}

.lms-type-cards {
  display: grid;
  grid-template-columns: repeat(3, minmax(0, 1fr));
  gap: 10px;
}

.lms-type-card {
  display: block;
  margin: 0;
  cursor: pointer;
}

.lms-type-card input {
  position: absolute;
  opacity: 0;
  pointer-events: none;
}

.lms-type-card span {
  display: flex;
  flex-direction: column;
  gap: 4px;
  padding: 14px;
  border-radius: 12px;
  border: 1px solid var(--lms-line);
  background: var(--lms-card);
  color: var(--lms-ink);
  min-height: 100%;
}

.lms-type-card input:checked + span {
  border-color: var(--lms-primary);
  box-shadow: 0 0 0 2px color-mix(in srgb, var(--lms-primary) 25%, transparent);
}

.lms-type-card strong {
  font-size: 0.95rem;
}

.lms-type-card em {
  font-style: normal;
  font-size: 0.8rem;
  color: var(--lms-muted);
}

.lms-optional {
  font-weight: 400;
  color: var(--lms-muted);
}

.lms-hint {
  margin: 6px 0 0;
  font-size: 0.8rem;
  color: var(--lms-muted);
}

.lms-media-row {
  display: flex;
  gap: 16px;
  flex-wrap: wrap;
  align-items: center;
}

.lms-media-preview {
  width: 160px;
  height: 100px;
  border-radius: 12px;
  border: 1px dashed var(--lms-line);
  background: var(--lms-bg);
  display: flex;
  align-items: center;
  justify-content: center;
  overflow: hidden;
  color: var(--lms-muted);
  font-size: 0.82rem;
  text-align: center;
  padding: 8px;
}

.lms-media-preview img {
  width: 100%;
  height: 100%;
  object-fit: cover;
}

.lms-upload-row {
  display: flex;
  align-items: center;
  gap: 10px;
  flex-wrap: wrap;
}

.lms-file-btn {
  cursor: pointer;
}

.lms-file-btn.is-busy {
  opacity: 0.6;
  pointer-events: none;
}

.lms-upload-name {
  font-size: 0.82rem;
  color: var(--lms-muted);
  word-break: break-all;
}

.lms-builder-nav {
  display: flex;
  gap: 10px;
  flex-wrap: wrap;
  margin-top: 20px;
  padding-top: 16px;
  border-top: 1px solid var(--lms-line);
}

.lms-tips {
  margin: 0 0 18px;
  padding-left: 18px;
  color: var(--lms-muted);
}

.lms-tips li {
  margin-bottom: 6px;
}

.lms-section-head {
  display: flex;
  gap: 10px;
  align-items: center;
  flex-wrap: wrap;
}

.lms-section-head input {
  flex: 1;
  min-width: 160px;
  padding: 10px 12px;
  border-radius: 10px;
  border: 1px solid var(--lms-line);
  background: var(--lms-bg);
  color: var(--lms-ink);
}

.lms-section-head-actions {
  display: flex;
  gap: 8px;
  flex-wrap: wrap;
}

.lms-section-body {
  padding: 12px 14px 14px;
}

.lms-lesson-grid {
  display: grid;
  grid-template-columns: repeat(12, minmax(0, 1fr));
  gap: 10px;
}

.lms-lesson-field {
  grid-column: span 3;
  display: flex;
  flex-direction: column;
  gap: 4px;
  min-width: 0;
}

.lms-lesson-field.lms-lesson-grow {
  grid-column: span 4;
}

.lms-lesson-field.lms-lesson-full {
  grid-column: 1 / -1;
}

.lms-lesson-field.lms-lesson-actions {
  grid-column: span 2;
  justify-content: flex-end;
}

.lms-lesson-field label {
  font-size: 0.75rem;
  font-weight: 600;
  color: var(--lms-muted);
}

.lms-lesson-field input,
.lms-lesson-field select,
.lms-lesson-field textarea {
  width: 100%;
  padding: 8px 10px;
  border-radius: 8px;
  border: 1px solid var(--lms-line);
  background: var(--lms-bg);
  color: var(--lms-ink);
  font: inherit;
}

.lms-course-builder .tox-tinymce {
  border-radius: 12px !important;
  border-color: var(--lms-line) !important;
}

@media (max-width: 991.98px) {
  .lms-type-cards {
    grid-template-columns: 1fr;
  }
  .lms-lesson-field,
  .lms-lesson-field.lms-lesson-grow,
  .lms-lesson-field.lms-lesson-actions {
    grid-column: 1 / -1;
  }
}

@media (max-width: 767.98px) {
  .lms-builder-progress-label em {
    display: none;
  }
}


/* —— Builder spacing polish (0.5.1+) —— */
.lms-builder-fieldset {
  margin: 0 0 28px;
  padding: 18px 20px 20px;
}

.lms-type-hint {
  margin: 12px 0 0;
}

.lms-fieldset-muted {
  opacity: 0.55;
}

#lms-reviewer-message {
  width: 100%;
  min-height: 96px;
  resize: vertical;
}

.lms-builder-fieldset + .lms-builder-fieldset {
  margin-top: 8px;
}

.lms-media-row {
  gap: 24px;
  align-items: flex-start;
}

.lms-media-preview {
  width: 200px;
  height: 126px;
  flex-shrink: 0;
}

.lms-media-actions {
  display: flex;
  flex-direction: column;
  align-items: flex-start;
  gap: 12px;
  flex: 1;
  min-width: 200px;
}

.lms-builder-progress {
  gap: 8px;
  padding: 16px;
  margin-bottom: 28px;
}

.lms-builder-progress-step {
  flex: 1 1 140px;
  min-width: 120px;
}

#lms-trailer-provider,
#lms-trailer-url-input,
#lms-trailer-upload-wrap {
  width: 100%;
}

.lms-builder-fieldset .lms-studio-form-grid {
  margin-top: 8px;
}

.lms-curriculum {
  width: 100%;
}

.lms-section-card {
  width: 100%;
  margin-bottom: 16px;
}

.lms-lesson-row {
  width: 100%;
  margin-bottom: 12px;
  padding: 14px;
  border: 1px solid var(--lms-line);
  border-radius: 12px;
  background: var(--lms-bg);
}

.lms-lesson-grid {
  display: grid;
  grid-template-columns: minmax(0, 2fr) minmax(0, 1fr) minmax(0, 1fr) auto;
  gap: 12px 14px;
  width: 100%;
  align-items: end;
}

.lms-lesson-field {
  grid-column: auto;
  width: 100%;
  min-width: 0;
}

.lms-lesson-field.lms-lesson-grow {
  grid-column: auto;
}

.lms-lesson-field.lms-lesson-full {
  grid-column: 1 / -1;
}

.lms-lesson-field.lms-lesson-actions {
  grid-column: auto;
  justify-content: flex-end;
  align-self: end;
}

.lms-extra-list {
  display: flex;
  flex-direction: column;
  gap: 10px;
  margin-bottom: 12px;
}

.lms-extra-item,
.lms-faq-item {
  display: grid;
  grid-template-columns: 1fr auto;
  gap: 10px;
  align-items: start;
}

.lms-faq-item {
  grid-template-columns: 1fr;
  padding: 12px;
  border: 1px solid var(--lms-line);
  border-radius: 12px;
  background: var(--lms-card);
}

.lms-extra-item input,
.lms-faq-item input,
.lms-faq-item textarea {
  width: 100%;
  padding: 10px 12px;
  border-radius: 10px;
  border: 1px solid var(--lms-line);
  background: var(--lms-bg);
  color: var(--lms-ink);
  font: inherit;
}

@media (max-width: 767.98px) {
  .lms-lesson-grid {
    grid-template-columns: 1fr;
  }
  .lms-lesson-field.lms-lesson-actions {
    justify-content: flex-start;
  }
  .lms-media-row {
    flex-direction: column;
  }
}