/* ============================================================
   GD Zoom Course Recordings – Frontend Styles
   Light mode default · Dark via MasterStudy class only
   ============================================================ */

/* ── Light Mode (Default) ── */
.gdzcr-frontend-wrap {
  --gdzcr-surface:          #ffffff;
  --gdzcr-border:           #e2e2e2;
  --gdzcr-border-input:     #e2e2e2;
  --gdzcr-text:             #000000;
  --gdzcr-muted:            #6c6c6c;
  --gdzcr-subtle:           #6c6c6c;
  --gdzcr-primary:          #000000;
  --gdzcr-primary-dark:     #2b2b2b;
  --gdzcr-primary-fg:       #ffffff;
  --gdzcr-cta-bg:           #000000;
  --gdzcr-cta-fg:           #ffffff;
  --gdzcr-cta-hover:        #2b2b2b;
  --gdzcr-badge-bg:         #f6f6f6;
  --gdzcr-badge-fg:         #000000;
  --gdzcr-status-bg:        #e2e2e2;
  --gdzcr-status-fg:        #000000;
  --gdzcr-input-bg:         #ffffff;
  --gdzcr-shadow-card:      0 1px 3px rgba(0,0,0,.06), 0 4px 16px rgba(0,0,0,.04);

  display: block !important;
  width: 100% !important;
  max-width: 1300px !important;
  margin: 0 auto !important;
  padding: 0 !important;
  box-sizing: border-box !important;
  background: transparent !important;
  border: 0 !important;
  border-radius: 0 !important;
  box-shadow: none !important;
}

/* ── Dark Mode – only when MasterStudy dark class is present ── */
.masterstudy-course-player-content_dark-mode .gdzcr-frontend-wrap {
  --gdzcr-surface:          #2b2b2b;
  --gdzcr-border:           #6c6c6c;
  --gdzcr-border-input:     #6c6c6c;
  --gdzcr-text:             #ffffff;
  --gdzcr-muted:            #6c6c6c;
  --gdzcr-subtle:           #6c6c6c;
  --gdzcr-primary:          #ffffff;
  --gdzcr-primary-dark:     #f6f6f6;
  --gdzcr-primary-fg:       #000000;
  --gdzcr-cta-bg:           #ffffff;
  --gdzcr-cta-fg:           #000000;
  --gdzcr-cta-hover:        #f6f6f6;
  --gdzcr-badge-bg:         #3b3b3b;
  --gdzcr-badge-fg:         #ffffff;
  --gdzcr-status-bg:        #3b3b3b;
  --gdzcr-status-fg:        #ffffff;
  --gdzcr-input-bg:         #2b2b2b;
  --gdzcr-shadow-card:      0 2px 10px rgba(0,0,0,0.50);
}

/* ── Course Section ── */
.gdzcr-course-section {
  margin-bottom: 36px !important;
}
.gdzcr-course-section:last-child {
  margin-bottom: 0 !important;
}

/* ── Header ── */
.gdzcr-header {
  margin-bottom: 24px !important;
}
.gdzcr-header h2 {
  margin: 0 !important;
  padding: 0 !important;
  color: var(--gdzcr-text) !important;
  font-size: clamp(1.35rem, 2.2vw, 2rem) !important;
  font-weight: 800 !important;
  line-height: 1.2 !important;
  letter-spacing: -0.02em !important;
  text-transform: none !important;
}

/* ── Shell ── */
.gdzcr-recordings-shell {
  display: grid !important;
  gap: 20px !important;
}

/* ── Toolbar ── */
.gdzcr-toolbar {
  display: flex !important;
  align-items: flex-end !important;
  gap: 14px !important;
  flex-wrap: wrap !important;
  padding: 0 !important;
  margin: 0 !important;
  border: 0 !important;
  background: transparent !important;
  box-shadow: none !important;
}

.gdzcr-toolbar-main {
  display: grid !important;
  grid-template-columns: minmax(220px, 1fr) minmax(160px, 220px) !important;
  gap: 12px !important;
  flex: 1 1 auto !important;
  min-width: 0 !important;
}

.gdzcr-toolbar-side {
  display: flex !important;
  align-items: flex-end !important;
  flex-shrink: 0 !important;
}

/* ── Fields ── */
.gdzcr-field {
  display: grid !important;
  gap: 6px !important;
}

.gdzcr-field span {
  display: inline-block !important;
  margin: 0 !important;
  font-size: 13px !important;
  font-weight: 600 !important;
  color: var(--gdzcr-muted) !important;
  letter-spacing: 0 !important;
  text-transform: none !important;
}

.gdzcr-field input {
  width: 100% !important;
  height: 44px !important;
  min-height: 44px !important;
  padding: 0 14px !important;
  margin: 0 !important;
  border: 1px solid var(--gdzcr-border-input) !important;
  border-radius: 8px !important;
  background: var(--gdzcr-input-bg) !important;
  color: var(--gdzcr-text) !important;
  font-size: 14px !important;
  line-height: 44px !important;
  box-shadow: none !important;
  box-sizing: border-box !important;
  transition: border-color 0.15s, box-shadow 0.15s !important;
}

.gdzcr-field input::placeholder {
  color: var(--gdzcr-subtle) !important;
}

.gdzcr-field input:focus {
  outline: none !important;
  border-color: #000000 !important;
  box-shadow: 0 0 0 3px rgba(0, 0, 0, 0.10) !important;
}

/* ── Results Bar ── */
.gdzcr-results-bar {
  display: flex !important;
  align-items: center !important;
  padding: 0 !important;
  margin: 0 !important;
  border: 0 !important;
  background: transparent !important;
  box-shadow: none !important;
}

.gdzcr-results-text {
  margin: 0 !important;
  padding: 0 !important;
  color: var(--gdzcr-muted) !important;
  font-size: 14px !important;
  font-weight: 500 !important;
}

/* ── Grid ── */
.gdzcr-grid {
  display: grid !important;
  grid-template-columns: repeat(3, minmax(0, 1fr)) !important;
  gap: 20px !important;
  align-items: stretch !important;
}

/* ── Card ── */
.gdzcr-card {
  display: flex !important;
  flex-direction: column !important;
  gap: 12px !important;
  padding: 20px !important;
  margin: 0 !important;
  min-width: 0 !important;
  border: 1px solid var(--gdzcr-border) !important;
  border-radius: 14px !important;
  background: var(--gdzcr-surface) !important;
  box-shadow: var(--gdzcr-shadow-card) !important;
  transition: box-shadow 0.18s ease, transform 0.18s ease !important;
}

.gdzcr-card:hover {
  box-shadow: 0 4px 24px rgba(17,24,39,0.11) !important;
  transform: translateY(-2px) !important;
}

.masterstudy-course-player-content_dark-mode .gdzcr-card:hover {
  box-shadow: 0 4px 20px rgba(0,0,0,0.35) !important;
}

.gdzcr-card[hidden] {
  display: none !important;
}

/* ── Card Top (date + status) ── */
.gdzcr-card-top {
  display: flex !important;
  justify-content: space-between !important;
  align-items: center !important;
  gap: 8px !important;
}

.gdzcr-card-date {
  color: var(--gdzcr-muted) !important;
  font-size: 13px !important;
  font-weight: 500 !important;
  padding: 0 !important;
  margin: 0 !important;
  background: transparent !important;
  border-radius: 0 !important;
  min-height: auto !important;
}

.gdzcr-card-status {
  display: inline-flex !important;
  align-items: center !important;
  padding: 3px 10px !important;
  border-radius: 999px !important;
  background: var(--gdzcr-status-bg) !important;
  color: var(--gdzcr-status-fg) !important;
  font-size: 11px !important;
  font-weight: 700 !important;
  letter-spacing: 0.02em !important;
  text-transform: capitalize !important;
  white-space: nowrap !important;
}

/* ── Card Title ── */
.gdzcr-card h4 {
  margin: 0 !important;
  padding: 0 !important;
  color: var(--gdzcr-text) !important;
  font-size: clamp(1.05rem, 1.5vw, 1.3rem) !important;
  font-weight: 800 !important;
  line-height: 1.2 !important;
  letter-spacing: -0.01em !important;
}

/* ── Meta ── */
.gdzcr-meta {
  display: flex !important;
  flex-wrap: wrap !important;
  align-items: center !important;
  gap: 4px 8px !important;
  margin: 0 !important;
  color: var(--gdzcr-muted) !important;
  font-size: 13px !important;
}

/* ── Note (instructor editable, student read-only) ── */
.gdzcr-note {
  display: flex !important;
  flex-direction: column !important;
  gap: 6px !important;
  padding: 10px 12px !important;
  border-radius: 8px !important;
  background: var(--gdzcr-badge-bg) !important;
  border: 1px solid var(--gdzcr-border) !important;
}

.gdzcr-note [hidden] {
  display: none !important;
}

.gdzcr-note-text {
  margin: 0 !important;
  padding: 0 !important;
  font-size: 13px !important;
  line-height: 1.5 !important;
  color: var(--gdzcr-text) !important;
  /* white-space: pre-line !important; */
}

.gdzcr-note-text.gdzcr-note-empty {
  color: var(--gdzcr-subtle) !important;
  font-style: italic !important;
}

.gdzcr-note-edit-btn {
  display: inline-flex !important;
  align-items: center !important;
  gap: 4px !important;
  padding: 0 !important;
  margin: 0 !important;
  border: none !important;
  background: none !important;
  color: var(--gdzcr-muted) !important;
  font-size: 12px !important;
  font-weight: 500 !important;
  cursor: pointer !important;
  text-decoration: underline !important;
  text-underline-offset: 2px !important;
  transition: color 0.14s !important;
}

.gdzcr-note-edit-btn:hover {
  color: var(--gdzcr-text) !important;
}

.gdzcr-note-textarea {
  width: 100% !important;
  padding: 8px 10px !important;
  border: 1px solid var(--gdzcr-border-input) !important;
  border-radius: 6px !important;
  background: var(--gdzcr-input-bg) !important;
  color: var(--gdzcr-text) !important;
  font-size: 13px !important;
  line-height: 1.5 !important;
  resize: vertical !important;
  box-sizing: border-box !important;
  box-shadow: none !important;
  outline: none !important;
  transition: border-color 0.15s !important;
}

.gdzcr-note-textarea:focus {
  border-color: var(--gdzcr-primary) !important;
}

.gdzcr-note-btns {
  display: flex !important;
  gap: 6px !important;
  margin-top: 12px;
}

.gdzcr-note-save,
.gdzcr-note-cancel {
  padding: 5px 14px !important;
  border-radius: 6px !important;
  font-size: 12px !important;
  font-weight: 600 !important;
  cursor: pointer !important;
  border: 1px solid transparent !important;
  transition: background 0.14s, color 0.14s !important;
}

.gdzcr-note-save {
  background: var(--gdzcr-cta-bg) !important;
  color: var(--gdzcr-cta-fg) !important;
  border-color: var(--gdzcr-cta-bg) !important;
}

.gdzcr-note-save:hover {
  background: var(--gdzcr-cta-hover) !important;
  border-color: var(--gdzcr-cta-hover) !important;
}

.gdzcr-note-save:disabled {
  opacity: 0.6 !important;
  cursor: not-allowed !important;
}

.gdzcr-note-cancel {
  background: transparent !important;
  color: var(--gdzcr-muted) !important;
  border-color: var(--gdzcr-border) !important;
}

.gdzcr-note-cancel:hover {
  color: var(--gdzcr-text) !important;
  border-color: var(--gdzcr-text) !important;
}

/* ── Actions ──*/
.gdzcr-actions {
  display: flex !important;
  flex-wrap: wrap !important;
  gap: 8px !important;
  margin-top: auto !important;
  padding-top: 4px !important;
}

/* ── Buttons (base) ── */
.gdzcr-btn {
  display: inline-flex !important;
  align-items: center !important;
  justify-content: center !important;
  min-height: 42px !important;
  padding: 10px 20px !important;
  margin: 0 !important;
  border: 2px solid transparent !important;
  border-radius: 999px !important;
  background: var(--gdzcr-primary) !important;
  color: var(--gdzcr-primary-fg) !important;
  text-decoration: none !important;
  font-size: 14px !important;
  font-weight: 700 !important;
  line-height: 1 !important;
  cursor: pointer !important;
  box-shadow: none !important;
  transition: background 0.15s, border-color 0.15s, color 0.15s, transform 0.15s !important;
}

.gdzcr-btn:hover,
.gdzcr-btn:focus {
  outline: none !important;
  transform: translateY(-1px) !important;
}

/* "Open Recording" – dark in light mode, yellow in dark mode */
.gdzcr-btn-secondary {
  flex: 1 !important;
  background: var(--gdzcr-cta-bg) !important;
  color: var(--gdzcr-cta-fg) !important;
  border-color: var(--gdzcr-cta-bg) !important;
}

.gdzcr-btn-secondary:hover,
.gdzcr-btn-secondary:focus {
  background: var(--gdzcr-cta-hover) !important;
  border-color: var(--gdzcr-cta-hover) !important;
  color: var(--gdzcr-cta-fg) !important;
}

/* "Clear Filters" – outlined */
.gdzcr-btn-light {
  background: transparent !important;
  color: var(--gdzcr-primary-dark) !important;
  border: 2px solid var(--gdzcr-primary) !important;
  height: 44px !important;
  min-height: 44px !important;
}

.gdzcr-btn-light:hover,
.gdzcr-btn-light:focus {
  background: var(--gdzcr-primary) !important;
  color: var(--gdzcr-primary-fg) !important;
}

.masterstudy-course-player-content_dark-mode .gdzcr-btn-light {
  color: var(--gdzcr-primary) !important;
}

/* Watch Now */
.gdzcr-btn-watch {
  background: var(--gdzcr-primary) !important;
  color: var(--gdzcr-primary-fg) !important;
  border-color: var(--gdzcr-primary) !important;
}

.gdzcr-btn-watch:hover,
.gdzcr-btn-watch:focus {
  background: var(--gdzcr-primary-dark) !important;
  border-color: var(--gdzcr-primary-dark) !important;
  color: var(--gdzcr-primary-fg) !important;
}

/* ── Video Embed ── */
.gdzcr-embed-wrap {
  display: none;
  position: relative;
  padding-top: 56.25%;
  overflow: hidden;
  border-radius: 12px;
  background: #000;
  margin-top: 4px;
}

.gdzcr-embed-wrap.gdzcr-embed-visible {
  display: block;
}

.gdzcr-embed-wrap iframe {
  position: absolute;
  inset: 0;
  width: 100%;
  height: 100%;
  border: 0;
}

/* ── Pagination ── */
.gdzcr-pagination {
  display: flex !important;
  flex-wrap: wrap !important;
  gap: 6px !important;
  align-items: center !important;
}

.gdzcr-page-btn {
  display: inline-flex !important;
  align-items: center !important;
  justify-content: center !important;
  min-width: 40px !important;
  min-height: 40px !important;
  padding: 6px 12px !important;
  border: 1px solid var(--gdzcr-border) !important;
  border-radius: 8px !important;
  background: var(--gdzcr-surface) !important;
  color: var(--gdzcr-text) !important;
  font-size: 14px !important;
  font-weight: 500 !important;
  cursor: pointer !important;
  box-shadow: none !important;
  transition: background 0.14s, border-color 0.14s, color 0.14s !important;
}

.gdzcr-page-btn:hover:not(:disabled) {
  border-color: var(--gdzcr-primary) !important;
  color: var(--gdzcr-primary-dark) !important;
}

.gdzcr-page-btn.is-active {
  border-color: var(--gdzcr-cta-bg) !important;
  background: var(--gdzcr-cta-bg) !important;
  color: var(--gdzcr-cta-fg) !important;
}

.masterstudy-course-player-content_dark-mode .gdzcr-page-btn.is-active {
  background: #ffffff !important;
  border-color: #ffffff !important;
  color: #111827 !important;
}

.gdzcr-page-btn:disabled {
  opacity: 0.38 !important;
  cursor: not-allowed !important;
}

/* ── Messages ── */
.gdzcr-message {
  padding: 14px 18px !important;
  border-radius: 10px !important;
  border: 1px solid var(--gdzcr-border) !important;
  background: var(--gdzcr-surface) !important;
  color: var(--gdzcr-muted) !important;
  font-size: 14px !important;
}

.gdzcr-empty-state {
  margin-top: 4px !important;
}

/* ── Debug ── */
.gdzcr-debug {
  background: var(--gdzcr-surface);
  border: 1px solid var(--gdzcr-border);
  border-radius: 8px;
  padding: 20px;
  margin: 20px 0;
  font-family: monospace;
  font-size: 14px;
  color: var(--gdzcr-text);
}

.gdzcr-debug h3,
.gdzcr-debug h4 {
  margin-top: 0;
  color: var(--gdzcr-text);
}

.gdzcr-debug ul {
  margin: 10px 0;
  padding-left: 20px;
}

.gdzcr-debug pre {
  background: #1e293b;
  color: #e2e8f0;
  padding: 12px;
  border-radius: 6px;
  overflow-x: auto;
  font-size: 12px;
}

/* ── Tablet (≤ 900px) ── */
@media (max-width: 900px) {
  .gdzcr-grid {
    grid-template-columns: repeat(2, minmax(0, 1fr)) !important;
  }

  .gdzcr-toolbar {
    flex-direction: column !important;
    align-items: stretch !important;
  }

  .gdzcr-toolbar-main {
    grid-template-columns: 1fr 1fr !important;
    width: 100% !important;
  }

  .gdzcr-toolbar-side {
    width: 100% !important;
  }

  .gdzcr-toolbar-side .gdzcr-btn {
    width: 100% !important;
    justify-content: center !important;
  }
}

/* ── Mobile (≤ 640px) ── */
@media (max-width: 640px) {
  .gdzcr-grid {
    grid-template-columns: 1fr !important;
  }

  .gdzcr-toolbar-main {
    grid-template-columns: 1fr !important;
  }

  .gdzcr-card {
    padding: 16px !important;
  }

  .gdzcr-card h4 {
    font-size: 1.1rem !important;
  }

  .gdzcr-actions .gdzcr-btn,
  .gdzcr-actions a.gdzcr-btn {
    width: 100% !important;
    flex: unset !important;
  }

  .gdzcr-pagination {
    justify-content: center !important;
  }
}

/* ── Dark Mode: explicit component overrides ── */
.masterstudy-course-player-content_dark-mode .gdzcr-field input {
  background: #2b2b2b !important;
  border-color: #6c6c6c !important;
  color: #ffffff !important;
}

.masterstudy-course-player-content_dark-mode .gdzcr-field input::placeholder {
  color: #6c6c6c !important;
}

.masterstudy-course-player-content_dark-mode .gdzcr-btn-light {
  background: transparent !important;
  border-color: #ffffff !important;
  color: #ffffff !important;
}

.masterstudy-course-player-content_dark-mode .gdzcr-btn-light:hover,
.masterstudy-course-player-content_dark-mode .gdzcr-btn-light:focus {
  background: #3b3b3b !important;
  color: #ffffff !important;
}

.masterstudy-course-player-content_dark-mode .gdzcr-meta {
  color: #6c6c6c !important;
}

.masterstudy-course-player-content_dark-mode .gdzcr-page-btn {
  background: #2b2b2b !important;
  border-color: #6c6c6c !important;
  color: #ffffff !important;
}

.masterstudy-course-player-content_dark-mode .gdzcr-page-btn:hover:not(:disabled) {
  border-color: #ffffff !important;
  color: #ffffff !important;
}

.masterstudy-course-player-content_dark-mode .gdzcr-page-btn.is-active {
  background: #ffffff !important;
  border-color: #ffffff !important;
  color: #000000 !important;
}