/* ==========================================================================
   Chess Academy — Member Dashboard
   ========================================================================== */

/* --------------------------------------------------------------------------
   Shell
   -------------------------------------------------------------------------- */
.ca-dashboard {
  font-family: var(--ca-font);
  background: var(--ca-bg);
  color: var(--ca-text);
  min-height: 100vh;
}

/* --------------------------------------------------------------------------
   Header
   -------------------------------------------------------------------------- */
.ca-dashboard-header {
  background: var(--ca-primary);
  color: #fff;
  padding: 0 32px;
  height: 60px;
  display: flex;
  align-items: center;
  justify-content: space-between;
  position: sticky;
  top: 0;
  z-index: 100;
  box-shadow: 0 2px 8px rgba(0,0,0,.2);
}
.ca-dashboard-logo {
  font-size: 20px;
  font-weight: 700;
  letter-spacing: .5px;
}
.ca-dashboard-user {
  display: flex;
  align-items: center;
  gap: 12px;
  font-size: 14px;
}
.ca-user-avatar {
  width: 36px; height: 36px;
  background: rgba(255,255,255,.25);
  border-radius: 50%;
  display: flex; align-items: center; justify-content: center;
  font-weight: 700;
  font-size: 16px;
}
.ca-logout-link { color: rgba(255,255,255,.8); text-decoration: none; font-size: 13px; }
.ca-logout-link:hover { color: #fff; }

/* --------------------------------------------------------------------------
   Tab nav
   -------------------------------------------------------------------------- */
.ca-tab-nav {
  display: flex;
  background: var(--ca-surface);
  border-bottom: 2px solid var(--ca-border);
  padding: 0 32px;
  gap: 4px;
  overflow-x: auto;
}
.ca-tab-btn {
  display: flex;
  align-items: center;
  gap: 8px;
  padding: 14px 20px;
  background: none;
  border: none;
  border-bottom: 3px solid transparent;
  margin-bottom: -2px;
  cursor: pointer;
  color: var(--ca-text-muted);
  font-size: 14px;
  font-weight: 500;
  white-space: nowrap;
  transition: color .15s, border-color .15s;
  font-family: var(--ca-font);
}
.ca-tab-btn:hover    { color: var(--ca-primary); }
.ca-tab-active       { color: var(--ca-primary); border-color: var(--ca-primary); font-weight: 600; }
.ca-tab-icon         { font-size: 16px; }

/* --------------------------------------------------------------------------
   Tab panels
   -------------------------------------------------------------------------- */
.ca-tab-panels  { padding: 32px; max-width: 1200px; margin: 0 auto; }
.ca-tab-panel   { display: none; }
.ca-tab-panel-active { display: block; }

/* --------------------------------------------------------------------------
   Progress tab
   -------------------------------------------------------------------------- */
.ca-stats-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(160px, 1fr));
  gap: 20px;
  margin-bottom: 32px;
}
.ca-stat-card {
  background: var(--ca-surface);
  border: 1px solid var(--ca-border);
  border-radius: var(--ca-radius);
  padding: 24px;
  text-align: center;
  box-shadow: var(--ca-shadow);
}
.ca-stat-value {
  display: block;
  font-size: 36px;
  font-weight: 700;
  color: var(--ca-primary);
}
.ca-stat-label {
  display: block;
  font-size: 13px;
  color: var(--ca-text-muted);
  margin-top: 4px;
}

.ca-section { margin-top: 32px; }
.ca-section h3 { margin: 0 0 16px; font-size: 18px; color: var(--ca-text); }

.ca-diff-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(160px, 1fr));
  gap: 16px;
}
.ca-diff-card {
  background: var(--ca-surface);
  border: 1px solid var(--ca-border);
  border-radius: var(--ca-radius);
  padding: 20px;
  box-shadow: var(--ca-shadow);
}
.ca-diff-accuracy { font-size: 28px; font-weight: 700; margin: 8px 0 4px; }
.ca-diff-meta     { font-size: 12px; color: var(--ca-text-muted); margin-bottom: 10px; }
.ca-diff-beginner .ca-diff-accuracy  { color: var(--ca-success); }
.ca-diff-intermediate .ca-diff-accuracy { color: var(--ca-accent); }
.ca-diff-advanced .ca-diff-accuracy   { color: var(--ca-danger); }

.ca-filter-bar {
  display: flex;
  gap: 16px;
  margin-bottom: 16px;
  flex-wrap: wrap;
}
.ca-filter-bar label { display: flex; align-items: center; gap: 8px; font-size: 14px; }
.ca-filter-bar select {
  padding: 6px 12px;
  border: 1px solid var(--ca-border);
  border-radius: var(--ca-radius-sm);
  background: var(--ca-surface);
  color: var(--ca-text);
  font-size: 14px;
}

.ca-tag {
  display: inline-block;
  padding: 1px 8px;
  border-radius: 10px;
  font-size: 11px;
  font-weight: 600;
  margin-left: 6px;
}
.ca-tag-assessment { background: var(--ca-primary-light); color: var(--ca-primary); }

/* --------------------------------------------------------------------------
   Courses tab
   -------------------------------------------------------------------------- */
.ca-course-summary {
  display: flex;
  gap: 20px;
  margin-bottom: 28px;
}
.ca-summary-box {
  background: var(--ca-surface);
  border: 1px solid var(--ca-border);
  border-radius: var(--ca-radius);
  padding: 20px 28px;
  text-align: center;
  box-shadow: var(--ca-shadow);
  flex: 1;
}
.ca-summary-number { display: block; font-size: 32px; font-weight: 700; color: var(--ca-primary); }
.ca-summary-label  { font-size: 13px; color: var(--ca-text-muted); }

.ca-course-grid {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(280px, 1fr));
  gap: 20px;
}
.ca-course-card {
  background: var(--ca-surface);
  border: 1px solid var(--ca-border);
  border-radius: var(--ca-radius);
  overflow: hidden;
  box-shadow: var(--ca-shadow);
  display: flex;
  flex-direction: column;
  transition: box-shadow .2s, transform .2s;
}
.ca-course-card:hover { box-shadow: var(--ca-shadow-md); transform: translateY(-2px); }
.ca-course-card-unenrolled { opacity: .85; }

.ca-course-thumb { width: 100%; height: 160px; overflow: hidden; }
.ca-course-thumb img { width: 100%; height: 100%; object-fit: cover; }
.ca-course-thumb-placeholder {
  height: 160px;
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 48px;
  background: var(--ca-primary-light);
  color: var(--ca-primary);
}

.ca-course-card-body { padding: 16px; flex: 1; }
.ca-course-title { font-size: 16px; font-weight: 700; margin: 0 0 6px; }
.ca-course-instructor { font-size: 13px; color: var(--ca-primary); margin: 0 0 8px; font-weight: 600; }
.ca-instructor-label { background: var(--ca-accent); color: #fff; padding: 1px 6px; border-radius: 4px; font-size: 11px; margin-right: 4px; }
.ca-course-desc { font-size: 13px; color: var(--ca-text-muted); margin: 0 0 12px; }
.ca-course-progress { margin-top: 8px; }
.ca-progress-label { font-size: 12px; color: var(--ca-text-muted); }

.ca-course-card-footer { padding: 16px; border-top: 1px solid var(--ca-border); }

/* --------------------------------------------------------------------------
   Settings tab
   -------------------------------------------------------------------------- */
.ca-settings-grid { display: grid; grid-template-columns: 1fr 1fr; gap: 32px; }
@media (max-width: 768px) { .ca-settings-grid { grid-template-columns: 1fr; } }

.ca-settings-section h3 {
  font-size: 16px;
  font-weight: 700;
  margin: 0 0 20px;
  padding-bottom: 8px;
  border-bottom: 2px solid var(--ca-border);
}

.ca-setting-row {
  display: flex;
  justify-content: space-between;
  align-items: flex-start;
  gap: 16px;
  padding: 16px 0;
  border-bottom: 1px solid var(--ca-border);
}
.ca-setting-row:last-child { border-bottom: none; }
.ca-setting-info { flex: 1; }
.ca-setting-label { display: block; font-size: 14px; font-weight: 600; margin-bottom: 4px; }
.ca-setting-desc  { font-size: 12px; color: var(--ca-text-muted); }

.ca-toggle-group { display: flex; gap: 6px; flex-wrap: wrap; }
.ca-toggle-btn {
  padding: 8px 16px;
  border: 2px solid var(--ca-border);
  border-radius: var(--ca-radius-sm);
  background: var(--ca-surface);
  color: var(--ca-text);
  cursor: pointer;
  font-size: 13px;
  font-family: var(--ca-font);
  transition: border-color .15s, background .15s;
}
.ca-toggle-active {
  border-color: var(--ca-primary);
  background: var(--ca-primary-light);
  color: var(--ca-primary);
  font-weight: 600;
}

.ca-board-theme-grid {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 8px;
  max-width: 400px;
}
.ca-board-theme-btn {
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 4px;
  padding: 8px;
  border: 2px solid var(--ca-border);
  border-radius: var(--ca-radius-sm);
  background: var(--ca-surface);
  cursor: pointer;
  font-size: 11px;
  transition: border-color .15s;
}
.ca-board-theme-btn.ca-selected { border-color: var(--ca-primary); }
.ca-board-preview {
  width: 32px; height: 32px;
  border-radius: 4px;
  background: linear-gradient(135deg, #b58863 50%, #f0d9b5 50%);
}
.ca-board-preview-green     { background: linear-gradient(135deg, #4e7837 50%, #d6e8b4 50%); }
.ca-board-preview-ocean     { background: linear-gradient(135deg, #0d5b8c 50%, #7fc4e8 50%); }
.ca-board-preview-purple    { background: linear-gradient(135deg, #6b21a8 50%, #ddd6fe 50%); }
.ca-board-preview-wooden    { background: linear-gradient(135deg, #8b5e3c 50%, #d4a574 50%); }
.ca-board-preview-forest    { background: linear-gradient(135deg, #2d5016 50%, #a8d88a 50%); }
.ca-board-preview-bw        { background: linear-gradient(135deg, #333 50%, #eee 50%); }
.ca-board-preview-sunset    { background: linear-gradient(135deg, #c0392b 50%, #f5cba7 50%); }
.ca-board-preview-mint      { background: linear-gradient(135deg, #1a7a5e 50%, #a8e6cf 50%); }
.ca-board-preview-midnight  { background: linear-gradient(135deg, #1a1a2e 50%, #4a4a6e 50%); }
.ca-board-preview-graphite  { background: linear-gradient(135deg, #2c3e50 50%, #95a5a6 50%); }
.ca-board-preview-tournament { background: linear-gradient(135deg, #5c4827 50%, #f0c87a 50%); }

.ca-highlight-brown  { border-color: #8b5e3c !important; }
.ca-highlight-green  { border-color: #27ae60 !important; }
.ca-highlight-blue   { border-color: #2980b9 !important; }
.ca-highlight-purple { border-color: #8e44ad !important; }

.ca-settings-footer { margin-top: 32px; display: flex; align-items: center; gap: 16px; }
.ca-settings-feedback { font-size: 14px; font-weight: 600; }

/* --------------------------------------------------------------------------
   Profile tab
   -------------------------------------------------------------------------- */
.ca-form-grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 20px;
}
@media (max-width: 600px) { .ca-form-grid { grid-template-columns: 1fr; } }
.ca-form-footer { margin-top: 24px; display: flex; align-items: center; gap: 16px; }
.ca-form-feedback { font-size: 14px; font-weight: 600; }

/* --------------------------------------------------------------------------
   Subscription tab
   -------------------------------------------------------------------------- */
.ca-current-sub-card {
  background: var(--ca-surface);
  border: 2px solid var(--ca-primary);
  border-radius: var(--ca-radius);
  padding: 24px;
  max-width: 480px;
  box-shadow: var(--ca-shadow);
}
.ca-sub-header { display: flex; align-items: center; gap: 12px; margin-bottom: 12px; }
.ca-sub-header h3 { margin: 0; font-size: 20px; }
.ca-sub-details p { margin: 4px 0; font-size: 14px; }
.ca-sub-actions { margin-top: 20px; }

.ca-no-sub-prompt {
  background: var(--ca-surface);
  border: 1px solid var(--ca-border);
  border-radius: var(--ca-radius);
  padding: 32px;
  text-align: center;
  max-width: 400px;
}

.ca-plan-cards {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(260px, 1fr));
  gap: 24px;
}
.ca-plan-card {
  background: var(--ca-surface);
  border: 2px solid var(--ca-border);
  border-radius: var(--ca-radius-lg);
  padding: 28px;
  position: relative;
  box-shadow: var(--ca-shadow);
  display: flex;
  flex-direction: column;
  gap: 16px;
  transition: box-shadow .2s;
}
.ca-plan-card:hover { box-shadow: var(--ca-shadow-md); }
.ca-plan-card-featured { border-color: var(--ca-primary); }
.ca-plan-card-current  { border-color: var(--ca-success); }
.ca-plan-badge-top {
  position: absolute; top: -12px; left: 50%; transform: translateX(-50%);
  background: var(--ca-accent); color: #fff;
  padding: 4px 16px; border-radius: 20px; font-size: 12px; font-weight: 700;
}
.ca-plan-title { font-size: 20px; font-weight: 700; margin: 0; }
.ca-plan-price { display: flex; align-items: baseline; gap: 4px; }
.ca-plan-amount { font-size: 36px; font-weight: 800; color: var(--ca-primary); }
.ca-plan-period { color: var(--ca-text-muted); font-size: 14px; }
.ca-plan-features-list { list-style: none; padding: 0; margin: 0; display: flex; flex-direction: column; gap: 8px; font-size: 14px; }
.ca-plan-cta { margin-top: auto; }

.ca-support-section { color: var(--ca-text-muted); font-size: 14px; }

/* FAQ */
.ca-faq-list { display: flex; flex-direction: column; gap: 2px; }
.ca-faq-item { border: 1px solid var(--ca-border); border-radius: var(--ca-radius-sm); overflow: hidden; }
.ca-faq-question {
  width: 100%;
  padding: 16px 20px;
  background: var(--ca-surface);
  border: none;
  display: flex;
  justify-content: space-between;
  align-items: center;
  cursor: pointer;
  font-size: 15px;
  font-weight: 600;
  color: var(--ca-text);
  font-family: var(--ca-font);
  text-align: left;
}
.ca-faq-icon { font-size: 18px; color: var(--ca-primary); }
.ca-faq-answer { padding: 0 20px 16px; color: var(--ca-text-muted); font-size: 14px; }

/* --------------------------------------------------------------------------
   Course viewer overlay
   -------------------------------------------------------------------------- */
.ca-course-viewer-content {
  display: grid;
  grid-template-columns: 2fr 1fr;
  gap: 24px;
}
@media (max-width: 768px) { .ca-course-viewer-content { grid-template-columns: 1fr; } }

.ca-lesson-video-wrap { background: #000; border-radius: var(--ca-radius); overflow: hidden; aspect-ratio: 16/9; }
.ca-lesson-video-wrap iframe,
.ca-lesson-video-wrap video { width: 100%; height: 100%; }
.ca-no-video { display: flex; align-items: center; justify-content: center; height: 100%; color: #666; }

.ca-lesson-info { display: flex; flex-direction: column; }
.ca-lesson-info h2 { font-size: 20px; margin: 0 0 12px; }
.ca-lesson-info p  { color: var(--ca-text-muted); font-size: 14px; flex: 1; }
.ca-lesson-nav { display: flex; align-items: center; justify-content: space-between; margin-top: 24px; gap: 12px; }
#ca-lesson-counter { font-size: 13px; color: var(--ca-text-muted); }

body.ca-overlay-open { overflow: hidden; }