/* ==========================================================================
   CASHWALA SHOP VIDEO COURSE SYSTEM - PRODUCTION-GRADE PREMIUM STYLESHEET
   Scope: Namespace isolated to prevent theme bleeding & CSS collisions
   ========================================================================== */

/* --- SYSTEM DESIGN TOKENS --- */
.cw-course-player {
  --cw-primary: #7c3aed;
  --cw-primary-hover: #6d28d9;
  --cw-primary-glow: rgba(124, 58, 237, 0.35);
  --cw-success: #22c55e;
  --cw-bg-base: #0b0f19;
  --cw-bg-card: #111827;
  --cw-bg-nested: #1f2937;
  --cw-border: #1f2937;
  --cw-border-focus: #4b5563;
  --cw-text-main: #f9fafb;
  --cw-text-muted: #9ca3af;
  --cw-text-dim: #6b7280;
  --cw-shadow-sm: 0 1px 2px 0 rgba(0, 0, 0, 0.05);
  --cw-shadow-md: 0 4px 6px -1px rgba(0, 0, 0, 0.1), 0 2px 4px -2px rgba(0, 0, 0, 0.1);
  --cw-shadow-lg: 0 20px 25px -5px rgba(0, 0, 0, 0.5), 0 8px 10px -6px rgba(0, 0, 0, 0.5);
  --cw-radius-lg: 16px;
  --cw-radius-md: 12px;
  --cw-radius-sm: 8px;
  --cw-transition: all 0.25s cubic-bezier(0.4, 0, 0.2, 1);
  --cw-font: ui-sans-serif, system-ui, -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, "Helvetica Neue", Arial, sans-serif;
}

/* --- ISOLATION & RESET --- */
.cw-course-player {
  font-family: var(--cw-font);
  background-color: var(--cw-bg-base);
  color: var(--cw-text-main);
  padding: 32px;
  border-radius: var(--cw-radius-lg);
  box-shadow: var(--cw-shadow-lg);
  max-width: 1400px;
  margin: 0 auto;
  box-sizing: border-box;
  line-height: 1.5;
  -webkit-font-smoothing: antialiased;
  -moz-osx-font-smoothing: grayscale;
}

.cw-course-player * {
  box-sizing: border-box;
}

/* --- ACCESSIBILITY & FOCUS STATES --- */
.cw-course-player button:focus,
.cw-course-player a:focus {
  outline: none;
}

.cw-course-player button:focus-visible,
.cw-course-player a:focus-visible {
  outline: 2px solid var(--cw-primary);
  outline-offset: 2px;
}

/* --- WP COMPATIBILITY CORRECTIONS --- */
.cw-course-player ul,
.cw-course-player li {
  list-style: none !important;
  margin: 0 !important;
  padding: 0 !important;
  text-indent: 0 !important;
}

.cw-course-player button {
  font-family: inherit;
  border: none;
  margin: 0;
  padding: 0;
  width: auto;
  overflow: visible;
  background: transparent;
  line-height: normal;
  -webkit-appearance: none;
}

/* --- HEADER AREA --- */
.cw-course-player .cw-course-header {
  margin-bottom: 28px;
}

.cw-course-player .cw-course-header-card {
  background: linear-gradient(135deg, var(--cw-bg-card) 0%, #0d111c 100%);
  border: 1px solid var(--cw-border);
  border-radius: var(--cw-radius-md);
  padding: 24px 32px;
  box-shadow: var(--cw-shadow-md);
  display: flex;
  flex-direction: column;
  gap: 16px;
}

.cw-course-player .cw-course-title {
  font-size: 26px;
  font-weight: 800;
  color: #ffffff;
  margin: 0;
  letter-spacing: -0.025em;
  line-height: 1.2;
}

.cw-course-player .cw-course-description {
  font-size: 14.5px;
  line-height: 1.6;
  color: var(--cw-text-muted);
  max-width: 850px;
}

.cw-course-player .cw-course-description p {
  margin: 0;
}

/* Header Meta Bar & Progress Alignment */
.cw-course-player .cw-course-meta-bar {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  gap: 24px;
  border-top: 1px solid var(--cw-border);
  padding-top: 20px;
}

.cw-course-player .cw-course-duration,
.cw-course-player .cw-course-level {
  font-size: 13.5px;
  color: var(--cw-text-main);
  display: inline-flex;
  align-items: center;
  gap: 6px;
  background: var(--cw-bg-nested);
  padding: 6px 14px;
  border-radius: 30px;
  border: 1px solid var(--cw-border);
}

.cw-course-player .cw-course-duration strong,
.cw-course-player .cw-course-level strong {
  color: var(--cw-text-dim);
  font-weight: 600;
  text-transform: uppercase;
  font-size: 11px;
  letter-spacing: 0.05em;
}

/* Progress Bar Component */
.cw-course-player .cw-course-progress-placeholder {
  display: flex;
  align-items: center;
  gap: 12px;
  margin-left: auto;
  background: rgba(15, 23, 42, 0.4);
  padding: 6px 16px;
  border-radius: 30px;
  border: 1px solid var(--cw-border);
}

.cw-course-player .cw-progress-label {
  font-size: 12px;
  font-weight: 700;
  color: var(--cw-text-muted);
  text-transform: uppercase;
  letter-spacing: 0.05em;
  white-space: nowrap;
}

.cw-course-player .cw-progress-bar-element {
  width: 130px;
  height: 6px;
  -webkit-appearance: none;
  appearance: none;
  border: none;
  display: block;
}

.cw-course-player .cw-progress-bar-element::-webkit-progress-bar {
  background-color: var(--cw-border);
  border-radius: 10px;
}

.cw-course-player .cw-progress-bar-element::-webkit-progress-value {
  background: linear-gradient(90deg, var(--cw-primary) 0%, #a78bfa 100%);
  border-radius: 10px;
  transition: width var(--cw-transition);
}

.cw-course-player .cw-progress-bar-element::-moz-progress-bar {
  background: linear-gradient(90deg, var(--cw-primary) 0%, #a78bfa 100%);
  border-radius: 10px;
  transition: width var(--cw-transition);
}

/* --- WORKSPACE GRID SYSTEM --- */
.cw-course-player .cw-course-workspace-layout {
  display: grid;
  grid-template-columns: 350px 1fr;
  gap: 28px;
  align-items: start;
}

/* --- SIDEBAR & COURSE OUTLINE --- */
.cw-course-player .cw-course-sidebar {
  position: sticky;
  top: 32px;
  z-index: 10;
}

.cw-course-player .cw-course-sidebar-card {
  background: var(--cw-bg-card);
  border: 1px solid var(--cw-border);
  border-radius: var(--cw-radius-md);
  padding: 24px;
  box-shadow: var(--cw-shadow-md);
  max-height: calc(100vh - 160px);
  overflow-y: auto;
}

/* Customizable Premium Scrollbars */
.cw-course-player .cw-course-sidebar-card::-webkit-scrollbar {
  width: 6px;
}

.cw-course-player .cw-course-sidebar-card::-webkit-scrollbar-track {
  background: transparent;
}

.cw-course-player .cw-course-sidebar-card::-webkit-scrollbar-thumb {
  background-color: var(--cw-border);
  border-radius: 10px;
}

.cw-course-player .cw-course-sidebar-card::-webkit-scrollbar-thumb:hover {
  background-color: var(--cw-border-focus);
}

.cw-course-player .cw-course-sidebar-modules {
  display: flex;
  flex-direction: column;
  gap: 24px;
}

.cw-course-player .cw-course-module-group {
  display: flex;
  flex-direction: column;
  gap: 10px;
}

.cw-course-player .cw-course-module-title {
  font-size: 11.5px;
  font-weight: 800;
  text-transform: uppercase;
  letter-spacing: 0.075em;
  color: var(--cw-text-dim);
  margin: 0 0 6px 0;
  padding-bottom: 8px;
  border-bottom: 1px solid var(--cw-border);
}

.cw-course-player .cw-course-lesson-list {
  display: flex;
  flex-direction: column;
  gap: 8px;
}

/* Interactive Sidebar Items */
.cw-course-player .cw-course-lesson-trigger {
  width: 100%;
  display: flex;
  align-items: center;
  justify-content: space-between;
  background: rgba(31, 41, 55, 0.3);
  border: 1px solid var(--cw-border);
  color: var(--cw-text-muted);
  padding: 12px 14px;
  font-size: 13.5px;
  font-weight: 550;
  text-align: left;
  border-radius: var(--cw-radius-sm);
  cursor: pointer;
  transition: var(--cw-transition);
}

.cw-course-player .cw-course-lesson-trigger:hover {
  background: rgba(124, 58, 237, 0.08);
  border-color: rgba(124, 58, 237, 0.3);
  color: #ffffff;
  transform: translateX(2px);
}

.cw-course-player .cw-course-lesson-trigger .cw-icon {
  margin-right: 12px;
  flex-shrink: 0;
  font-size: 13px;
  display: inline-flex;
  align-items: center;
  justify-content: center;
  opacity: 0.8;
}

.cw-course-player .cw-course-lesson-trigger .cw-lesson-link-text {
  flex-grow: 1;
  white-space: nowrap;
  overflow: hidden;
  text-overflow: ellipsis;
  margin-right: 8px;
  line-height: 1.3;
}

/* Row Modifier States: Active, Preview, Locked */
.cw-course-player .cw-course-active .cw-course-lesson-trigger {
  background: var(--cw-primary);
  border-color: var(--cw-primary);
  color: #ffffff;
  font-weight: 600;
  box-shadow: 0 4px 14px var(--cw-primary-glow);
}

.cw-course-player .cw-course-locked .cw-course-lesson-trigger {
  opacity: 0.55;
  background: transparent;
  border-color: transparent;
  cursor: not-allowed;
}

.cw-course-player .cw-course-locked .cw-course-lesson-trigger:hover {
  background: transparent;
  border-color: transparent;
  color: var(--cw-text-muted);
  transform: none;
}

/* Free Preview Badge inside Row Trigger */
.cw-course-player .cw-course-badge.cw-course-preview-badge {
  background-color: rgba(34, 197, 94, 0.12);
  color: var(--cw-success);
  font-size: 9.5px;
  font-weight: 750;
  padding: 3px 7px;
  border-radius: 4px;
  text-transform: uppercase;
  letter-spacing: 0.05em;
  white-space: nowrap;
  flex-shrink: 0;
}

.cw-course-player .cw-course-active .cw-course-badge.cw-course-preview-badge {
  background-color: rgba(255, 255, 255, 0.2);
  color: #ffffff;
}

/* --- MAIN CONTENT & VIDEO VIEWER --- */
.cw-course-player .cw-course-content-viewer {
  display: flex;
  flex-direction: column;
  gap: 28px;
}

/* Video Aspect Ratio & Shadow Wrapper */
.cw-course-player .cw-course-video-wrapper {
  background-color: #000000;
  border-radius: var(--cw-radius-md);
  border: 1px solid var(--cw-border);
  overflow: hidden;
  box-shadow: var(--cw-shadow-lg);
  position: relative;
}

.cw-course-player .cw-course-video-card {
  width: 100%;
  aspect-ratio: 16 / 9;
  position: relative;
  background-color: #000000;
}

/* Embedded Media Frame Constraints */
.cw-course-player .cw-course-video,
.cw-course-player .cw-iframe-responsive-container {
  width: 100%;
  height: 100%;
  position: relative;
}

.cw-course-player .cw-course-player-iframe,
.cw-course-player .cw-native-html5-player {
  position: absolute;
  top: 0;
  left: 0;
  width: 100%;
  height: 100%;
  border: none;
}

.cw-course-player .cw-native-html5-player {
  object-fit: contain;
  background-color: #000000;
}

/* Fullscreen handling support for absolute layered overlays */
.cw-course-player .cw-course-video:fullscreen .cw-course-player-iframe,
.cw-course-player .cw-course-video:-webkit-full-screen .cw-course-player-iframe {
  width: 100vw;
  height: 100vh;
}

/* Generic Fallback Player Warnings */
.cw-course-player .cw-player-warning {
  color: #fca5a5;
  background: rgba(239, 68, 68, 0.1);
  border: 1px solid rgba(239, 68, 68, 0.2);
  padding: 20px;
  border-radius: var(--cw-radius-sm);
  margin: 32px;
  text-align: center;
  font-size: 14px;
  font-weight: 500;
}

/* --- ACTIVE LESSON INFORMATION METADATA PANEL --- */
.cw-course-player .cw-course-lesson-meta {
  background: var(--cw-bg-card);
  border: 1px solid var(--cw-border);
  border-radius: var(--cw-radius-md);
  padding: 24px 28px;
  box-shadow: var(--cw-shadow-sm);
}

.cw-course-player .cw-course-video-title {
  font-size: 21px;
  font-weight: 700;
  color: #ffffff;
  margin: 0;
  letter-spacing: -0.02em;
  line-height: 1.3;
}

/* --- NAVIGATION CONTROL CONTAINER --- */
.cw-course-player .cw-course-navigation {
  background: var(--cw-bg-card);
  border: 1px solid var(--cw-border);
  border-radius: var(--cw-radius-md);
  padding: 18px 28px;
}

.cw-course-player .cw-course-navigation-controls {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 16px;
}

/* Universal Button Bases */
.cw-course-player .cw-course-nav-btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  padding: 12px 24px;
  font-size: 13.5px;
  font-weight: 700;
  border-radius: var(--cw-radius-sm);
  cursor: pointer;
  transition: var(--cw-transition);
  text-transform: uppercase;
  letter-spacing: 0.05em;
  min-width: 160px;
}

/* Next Step primary CTA */
.cw-course-player .cw-course-next {
  background-color: var(--cw-primary);
  color: #ffffff;
  border: 1px solid transparent;
  box-shadow: 0 4px 12px var(--cw-primary-glow);
}

.cw-course-player .cw-course-next:not([disabled]):hover {
  background-color: var(--cw-primary-hover);
  transform: translateY(-1px);
  box-shadow: 0 6px 16px var(--cw-primary-glow);
}

/* Previous Step outline link */
.cw-course-player .cw-course-prev {
  background-color: var(--cw-bg-nested);
  color: var(--cw-text-main);
  border: 1px solid var(--cw-border);
}

.cw-course-player .cw-course-prev:not([disabled]):hover {
  background-color: rgba(255, 255, 255, 0.05);
  border-color: var(--cw-border-focus);
  color: #ffffff;
}

/* Disabled Traversal controls */
.cw-course-player .cw-course-nav-btn:disabled {
  opacity: 0.3;
  background-color: var(--cw-bg-nested) !important;
  border-color: var(--cw-border) !important;
  color: var(--cw-text-dim) !important;
  cursor: not-allowed;
  transform: none !important;
  box-shadow: none !important;
}

/* --- SECURE LOCKED SCREEN CONTAINER --- */
.cw-course-player .cw-course-locked-notice-frame {
  position: absolute;
  top: 0;
  left: 0;
  width: 100%;
  height: 100%;
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  text-align: center;
  background: radial-gradient(circle at center, #111827 0%, #070a13 100%);
  padding: 40px;
  box-sizing: border-box;
}

.cw-course-player .cw-locked-notice-icon {
  font-size: 52px;
  margin-bottom: 20px;
  display: block;
  filter: drop-shadow(0 4px 12px rgba(124, 58, 237, 0.2));
}

.cw-course-player .cw-locked-notice-title {
  font-size: 22px;
  font-weight: 800;
  color: #ffffff;
  margin: 0 0 12px 0;
  letter-spacing: -0.02em;
}

.cw-course-player .cw-locked-notice-message {
  font-size: 14px;
  line-height: 1.6;
  color: var(--cw-text-muted);
  max-width: 440px;
  margin: 0 auto 24px auto;
}

/* --- SYSTEM-WIDE RESPONSIVE ADJUSTMENTS --- */
@media (max-width: 1024px) {
  .cw-course-player {
    padding: 24px;
  }
  
  .cw-course-player .cw-course-workspace-layout {
    grid-template-columns: 1fr;
    gap: 24px;
  }
  
  .cw-course-player .cw-course-sidebar {
    position: static;
  }
  
  .cw-course-player .cw-course-sidebar-card {
    max-height: 340px;
  }
}

@media (max-width: 640px) {
  .cw-course-player {
    padding: 16px;
  }

  .cw-course-player .cw-course-header-card {
    padding: 20px;
  }
  
  .cw-course-player .cw-course-title {
    font-size: 20px;
  }
  
  .cw-course-player .cw-course-meta-bar {
    flex-direction: column;
    align-items: stretch;
    gap: 12px;
  }
  
  .cw-course-player .cw-course-progress-placeholder {
    width: 100%;
    margin-left: 0;
    justify-content: space-between;
  }
  
  .cw-course-player .cw-course-navigation-controls {
    flex-direction: column-reverse;
  }
  
  .cw-course-player .cw-course-nav-btn {
    width: 100%;
    min-width: 0;
  }
}