/* ============================================================
   DEVDRILL ACADEMY — COURSE PAGE REDESIGN
   Aesthetic: Editorial Precision / Dark-accent minimal
   Font: DM Sans + DM Mono
   ============================================================ */

@import url('https://fonts.googleapis.com/css2?family=DM+Sans:ital,opsz,wght@0,9..40,300;0,9..40,400;0,9..40,500;0,9..40,600;0,9..40,700;1,9..40,400&family=DM+Mono:wght@300;400;500&display=swap');

/* ── Root overrides for course page ── */
.course-page-root {
  font-family: 'DM Sans', sans-serif;
}

/* ============================================================
   COURSE HEADER — clean, theme-neutral
   ============================================================ */

.page-scope-course .course-header{
  background: var(--surface);
  border: 1px solid var(--border);
  border-radius: 20px;
  overflow: visible;
  margin-bottom: 2.5rem;
  position: relative;
}

/* Remove the color-bleed problem: no gradient from course-color */
.page-scope-course .course-header::before{
  content: '';
  position: absolute;
  inset: 0;
  border-radius: 20px;
  background: transparent;
  pointer-events: none;
}

/* Thin accent stripe on the left using course color */
.page-scope-course .course-header-accent{
  position: absolute;
  left: 0;
  top: 0;
  bottom: 0;
  width: 4px;
  border-radius: 20px 0 0 20px;
  background: var(--course-color, var(--primary-blue));
  opacity: 0.85;
}

.page-scope-course .course-header-content{
  padding: 2.5rem 2.5rem 2rem;
  position: relative;
  z-index: 2;
  display: grid;
  grid-template-columns: 1fr auto;
  gap: 2rem;
  align-items: start;
}

/* ── Breadcrumb ── */
.page-scope-course .course-breadcrumb{
  display: flex;
  align-items: center;
  gap: 0.5rem;
  margin-bottom: 1.25rem;
  font-size: 0.8125rem;
  color: var(--text-soft);
  grid-column: 1 / -1;
}

.page-scope-course .course-breadcrumb a{
  color: var(--text-soft);
  text-decoration: none;
  transition: color 0.15s;
}

.page-scope-course .course-breadcrumb a:hover{
  color: var(--primary-blue);
}

.page-scope-course .course-breadcrumb i{
  font-size: 0.625rem;
  opacity: 0.4;
}

.page-scope-course .course-breadcrumb .crumb-current{
  color: var(--text-dark);
  font-weight: 500;
}

/* ── Left Column ── */
.page-scope-course .course-header-left{
  display: flex;
  flex-direction: column;
  gap: 1rem;
  min-width: 0;
}

.page-scope-course .course-title-row{
  display: flex;
  align-items: flex-start;
  gap: 1rem;
}

.page-scope-course .course-color-dot{
  width: 10px;
  height: 10px;
  border-radius: 50%;
  background: var(--course-color, var(--primary-blue));
  margin-top: 0.6rem;
  flex-shrink: 0;
  box-shadow: 0 0 0 3px color-mix(in srgb, var(--course-color, var(--primary-blue)) 20%, transparent);
}

.page-scope-course #course-title{
  font-family: 'DM Sans', sans-serif;
  font-size: clamp(1.75rem, 3vw, 2.5rem);
  font-weight: 700;
  color: var(--text-dark);
  line-height: 1.15;
  margin: 0;
  letter-spacing: -0.02em;
}

.page-scope-course #course-description{
  font-size: 1rem;
  color: var(--text-soft);
  line-height: 1.65;
  max-width: 640px;
  margin: 0;
}

/* Meta badges — minimal pill style */
.page-scope-course .course-meta{
  display: flex;
  flex-wrap: wrap;
  gap: 0.5rem;
  margin-top: 0.25rem;
}

.page-scope-course .meta-badge{
  display: inline-flex;
  align-items: center;
  gap: 6px;
  padding: 5px 12px;
  background: var(--background);
  border: 1px solid var(--border);
  border-radius: 100px;
  font-size: 0.8125rem;
  font-weight: 500;
  color: var(--text-dark);
  font-family: 'DM Mono', monospace;
  letter-spacing: 0;
}

.page-scope-course .meta-badge i{
  font-size: 0.75rem;
  color: var(--primary-blue);
  opacity: 0.8;
}

.page-scope-course .meta-badge.badge-completed{
  background: color-mix(in srgb, var(--success) 12%, var(--surface));
  border-color: color-mix(in srgb, var(--success) 30%, var(--border));
  color: var(--success);
}

/* ── Course Actions (primary CTA row) ── */
.page-scope-course .course-actions{
  display: flex;
  gap: 0.75rem;
  flex-wrap: wrap;
  margin-top: 0.5rem;
}

.page-scope-course .btn-continue{
  display: inline-flex;
  align-items: center;
  gap: 8px;
  padding: 10px 22px;
  background: var(--primary-blue);
  color: white;
  border: none;
  border-radius: 10px;
  font-size: 0.9375rem;
  font-weight: 600;
  cursor: pointer;
  text-decoration: none;
  transition: background 0.15s, transform 0.15s, box-shadow 0.15s;
  font-family: 'DM Sans', sans-serif;
}

.page-scope-course .btn-continue:hover{
  background: var(--primary-hover, #1F52CC);
  transform: translateY(-1px);
  box-shadow: 0 4px 16px color-mix(in srgb, var(--primary-blue) 35%, transparent);
  color: white;
}

.page-scope-course .btn-ghost-sm{
  display: inline-flex;
  align-items: center;
  gap: 8px;
  padding: 10px 18px;
  background: transparent;
  color: var(--text-soft);
  border: 1px solid var(--border);
  border-radius: 10px;
  font-size: 0.875rem;
  font-weight: 500;
  cursor: pointer;
  text-decoration: none;
  transition: all 0.15s;
  font-family: 'DM Sans', sans-serif;
}

.page-scope-course .btn-ghost-sm:hover{
  border-color: var(--primary-blue);
  color: var(--primary-blue);
  background: color-mix(in srgb, var(--primary-blue) 5%, transparent);
}

/* ── Right Column: Stats Panel ── */
.page-scope-course .course-header-stats{
  display: flex;
  flex-direction: column;
  gap: 1rem;
  min-width: 220px;
}

.page-scope-course .stats-card{
  background: var(--background);
  border: 1px solid var(--border);
  border-radius: 14px;
  padding: 1.25rem 1.5rem;
}

.page-scope-course .stat-item{
  display: flex;
  justify-content: space-between;
  align-items: center;
  padding: 0.5rem 0;
  border-bottom: 1px solid var(--border);
  font-size: 0.875rem;
}

.page-scope-course .stat-item:last-child{
  border-bottom: none;
}

.page-scope-course .stat-label{
  color: var(--text-soft);
  font-weight: 400;
}

.page-scope-course .stat-value{
  color: var(--text-dark);
  font-weight: 600;
  font-family: 'DM Mono', monospace;
  font-size: 0.8125rem;
}

/* Progress bar inside header */
.page-scope-course .header-progress-section{
  background: var(--background);
  border: 1px solid var(--border);
  border-radius: 14px;
  padding: 1.25rem 1.5rem;
}

.page-scope-course .header-progress-label{
  display: flex;
  justify-content: space-between;
  align-items: center;
  margin-bottom: 0.625rem;
  font-size: 0.8125rem;
}

.page-scope-course .header-progress-label span:first-child{
  color: var(--text-soft);
}

.page-scope-course .header-progress-label span:last-child{
  color: var(--primary-blue);
  font-weight: 600;
  font-family: 'DM Mono', monospace;
}

.page-scope-course .header-progress-bar{
  width: 100%;
  height: 6px;
  background: var(--border);
  border-radius: 100px;
  overflow: hidden;
}

.page-scope-course .header-progress-fill{
  height: 100%;
  background: linear-gradient(90deg, var(--primary-blue), var(--accent-purple));
  border-radius: 100px;
  transition: width 0.8s cubic-bezier(0.4, 0, 0.2, 1);
}

/* Streak card (replaces old messy one) */
.page-scope-course .streak-card{
  display: flex;
  align-items: center;
  gap: 0.875rem;
  background: var(--background);
  border: 1px solid var(--border);
  border-radius: 14px;
  padding: 1rem 1.25rem;
  cursor: pointer;
  transition: border-color 0.15s;
}

.page-scope-course .streak-card:hover{
  border-color: #ff6b35;
}

.page-scope-course .streak-flame{
  font-size: 1.5rem;
  line-height: 1;
}

.page-scope-course .streak-info{
  flex: 1;
}

.page-scope-course .streak-count{
  font-size: 0.9375rem;
  font-weight: 600;
  color: var(--text-dark);
}

.page-scope-course .streak-reward{
  font-size: 0.75rem;
  color: var(--text-soft);
  margin-top: 2px;
}

.page-scope-course .streak-info-btn{
  background: none;
  border: none;
  color: var(--text-soft);
  cursor: pointer;
  padding: 4px;
  font-size: 0.875rem;
  opacity: 0.6;
  transition: opacity 0.15s;
}

.page-scope-course .streak-info-btn:hover{
  opacity: 1;
}

/* Certificate earned badge */
.page-scope-course .certificate-badge{
  display: inline-flex;
  align-items: center;
  gap: 6px;
  padding: 6px 14px;
  background: color-mix(in srgb, #f59e0b 12%, var(--surface));
  border: 1px solid color-mix(in srgb, #f59e0b 35%, var(--border));
  border-radius: 100px;
  font-size: 0.8125rem;
  font-weight: 600;
  color: #d97706;
}

/* ============================================================
   TABS NAVIGATION
   ============================================================ */

.page-scope-course .course-tabs-wrapper{
  margin-bottom: 2.5rem;
}

.page-scope-course .tab-buttons-container{
  position: relative;
  display: flex;
  align-items: center;
  gap: 0;
  background: var(--surface);
  border: 1px solid var(--border);
  border-radius: 12px;
  padding: 4px;
  width: fit-content;
  margin-bottom: 1.5rem;
}

/* Animated wave indicator */
.page-scope-course #flowing-wave{
  position: absolute;
  height: calc(100% - 8px);
  top: 4px;
  left: 4px;
  background: var(--background);
  border-radius: 9px;
  transition: left 0.3s cubic-bezier(0.4, 0, 0.2, 1), width 0.3s cubic-bezier(0.4, 0, 0.2, 1);
  border: 1px solid var(--border);
  box-shadow: var(--shadow-sm);
}

.page-scope-course .main-tab-btn{
  position: relative;
  z-index: 1;
  display: flex;
  align-items: center;
  gap: 7px;
  padding: 8px 18px;
  background: transparent;
  border: none;
  border-radius: 9px;
  font-size: 0.875rem;
  font-weight: 500;
  color: var(--text-soft);
  cursor: pointer;
  transition: color 0.2s;
  white-space: nowrap;
  font-family: 'DM Sans', sans-serif;
}

.page-scope-course .main-tab-btn.active{
  color: var(--text-dark);
  font-weight: 600;
}

.page-scope-course .main-tab-btn i{
  font-size: 0.75rem;
  opacity: 0.7;
}

.page-scope-course .main-tab-btn.active i{
  opacity: 1;
}

.page-scope-course .tab-badge{
  background: var(--primary-blue);
  color: white;
  font-size: 0.6875rem;
  font-weight: 700;
  padding: 2px 6px;
  border-radius: 100px;
  line-height: 1;
}

.page-scope-course .main-tab-content{
  display: none;
}

.page-scope-course .main-tab-content.active{
  display: block;
}

/* Layout toggle button */
.page-scope-course .tab-layout-toggle{
  margin-left: auto;
}

.page-scope-course .layout-dropdown{
  position: relative;
}

.page-scope-course #layout-dropdown-toggle{
  display: flex;
  align-items: center;
  justify-content: center;
  width: 34px;
  height: 34px;
  background: var(--background);
  border: 1px solid var(--border);
  border-radius: 8px;
  color: var(--text-soft);
  cursor: pointer;
  transition: all 0.15s;
  font-size: 0.8125rem;
}

.page-scope-course #layout-dropdown-toggle:hover{
  border-color: var(--primary-blue);
  color: var(--primary-blue);
}

.page-scope-course #layout-dropdown-menu{
  display: none;
  position: absolute;
  right: 0;
  top: calc(100% + 6px);
  background: var(--surface);
  border: 1px solid var(--border);
  border-radius: 10px;
  box-shadow: var(--shadow-lg);
  overflow: hidden;
  min-width: 150px;
  z-index: 100;
}

.page-scope-course #layout-dropdown-menu.show{
  display: block;
}

.page-scope-course .layout-dropdown-item{
  display: flex;
  align-items: center;
  gap: 8px;
  padding: 10px 14px;
  font-size: 0.875rem;
  color: var(--text-soft);
  cursor: pointer;
  transition: background 0.1s;
}

.page-scope-course .layout-dropdown-item:hover{
  background: var(--background);
}

.page-scope-course .layout-dropdown-item.active{
  color: var(--primary-blue);
  font-weight: 600;
}

.page-scope-course .layout-dropdown-item i{
  font-size: 0.75rem;
  width: 14px;
  text-align: center;
}

/* Columns layout */
.page-scope-course .course-tabs-container.columns-layout{
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 1.5rem;
}

.page-scope-course .course-tabs-container.columns-layout .main-tab-content{
  display: block !important;
}

/* ============================================================
   CURRICULUM TAB
   ============================================================ */

.page-scope-course .curriculum-section{
  background: var(--surface);
  border: 1px solid var(--border);
  border-radius: 16px;
  overflow: hidden;
}

.page-scope-course .curriculum-top-bar{
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 1rem;
  padding: 1.25rem 1.5rem;
  border-bottom: 1px solid var(--border);
  flex-wrap: wrap;
}

.page-scope-course .curriculum-top-bar h2{
  font-size: 1.0625rem;
  font-weight: 600;
  color: var(--text-dark);
  margin: 0;
  display: flex;
  align-items: center;
  gap: 8px;
}

.page-scope-course .curriculum-top-bar h2 i{
  color: var(--primary-blue);
  font-size: 0.875rem;
}

.page-scope-course .curriculum-toolbar{
  display: flex;
  align-items: center;
  gap: 0.75rem;
  flex-wrap: wrap;
}

/* Progress mini display */
.page-scope-course .curriculum-progress-mini{
  display: flex;
  align-items: center;
  gap: 8px;
  font-size: 0.8125rem;
  color: var(--text-soft);
}

.page-scope-course .progress-mini-bar{
  width: 80px;
  height: 4px;
  background: var(--border);
  border-radius: 100px;
  overflow: hidden;
}

.page-scope-course .progress-mini-fill{
  height: 100%;
  background: var(--primary-blue);
  border-radius: 100px;
  transition: width 0.6s ease;
}

/* Search box */
.page-scope-course .search-input-group{
  position: relative;
  display: flex;
  align-items: center;
}

.page-scope-course .search-icon{
  position: absolute;
  left: 10px;
  color: var(--text-soft);
  font-size: 0.75rem;
  pointer-events: none;
}

.page-scope-course .search-days-input{
  padding: 7px 32px 7px 30px;
  border: 1px solid var(--border);
  border-radius: 8px;
  background: var(--background);
  color: var(--text-dark);
  font-size: 0.8125rem;
  outline: none;
  transition: border-color 0.15s;
  width: 200px;
  font-family: 'DM Sans', sans-serif;
}

.page-scope-course .search-days-input:focus{
  border-color: var(--primary-blue);
}

.page-scope-course .search-days-input::placeholder{
  color: var(--text-soft);
  opacity: 0.6;
}

.page-scope-course .btn-clear-search{
  position: absolute;
  right: 8px;
  background: none;
  border: none;
  color: var(--text-soft);
  cursor: pointer;
  font-size: 0.75rem;
  padding: 2px;
  display: none;
}

.page-scope-course .btn-clear-search.visible{
  display: block;
}

/* Day jump */
.page-scope-course .day-jump-group{
  display: flex;
  align-items: center;
  gap: 4px;
}

.page-scope-course .day-jump-input{
  width: 64px;
  padding: 7px 8px;
  border: 1px solid var(--border);
  border-radius: 8px;
  background: var(--background);
  color: var(--text-dark);
  font-size: 0.8125rem;
  text-align: center;
  outline: none;
  font-family: 'DM Mono', monospace;
  transition: border-color 0.15s;
}

.page-scope-course .day-jump-input:focus{
  border-color: var(--primary-blue);
}

.page-scope-course .btn-jump{
  padding: 7px 12px;
  background: var(--primary-blue);
  color: white;
  border: none;
  border-radius: 8px;
  font-size: 0.8125rem;
  cursor: pointer;
  transition: background 0.15s;
  white-space: nowrap;
  font-family: 'DM Sans', sans-serif;
  font-weight: 500;
}

.page-scope-course .btn-jump:hover{
  background: var(--primary-hover, #1F52CC);
}

/* Search results info */
.page-scope-course .search-results-info{
  padding: 0.5rem 1.5rem;
  border-bottom: 1px solid var(--border);
  font-size: 0.8125rem;
  background: color-mix(in srgb, var(--primary-blue) 4%, var(--surface));
  display: none;
}

.page-scope-course .search-results-info.visible{
  display: block;
}

/* Navigation row */
.page-scope-course .curriculum-nav-row{
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 0.75rem 1.5rem;
  border-bottom: 1px solid var(--border);
  background: var(--background);
}

.page-scope-course .nav-info{
  font-size: 0.8125rem;
  color: var(--text-soft);
}

.page-scope-course .nav-btns{
  display: flex;
  align-items: center;
  gap: 0.5rem;
}

.page-scope-course .nav-btn{
  display: flex;
  align-items: center;
  justify-content: center;
  width: 30px;
  height: 30px;
  border: 1px solid var(--border);
  border-radius: 7px;
  background: var(--surface);
  color: var(--text-soft);
  cursor: pointer;
  font-size: 0.75rem;
  transition: all 0.15s;
}

.page-scope-course .nav-btn:hover:not(:disabled){
  border-color: var(--primary-blue);
  color: var(--primary-blue);
}

.page-scope-course .nav-btn:disabled{
  opacity: 0.35;
  cursor: not-allowed;
}

.page-scope-course #days-range{
  font-size: 0.75rem;
  color: var(--text-soft);
  font-family: 'DM Mono', monospace;
  min-width: 50px;
  text-align: center;
}

/* Days grid */
.page-scope-course .days-grid-wrapper{
  padding: 1.25rem;
  max-height: 520px;
  overflow-y: auto;
  scrollbar-width: thin;
  scrollbar-color: var(--border) transparent;
}

.page-scope-course .days-grid-wrapper::-webkit-scrollbar{
  width: 6px;
}

.page-scope-course .days-grid-wrapper::-webkit-scrollbar-track{
  background: transparent;
}

.page-scope-course .days-grid-wrapper::-webkit-scrollbar-thumb{
  background: var(--border);
  border-radius: 3px;
}

.page-scope-course #days-list{
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(220px, 1fr));
  gap: 0.875rem;
  max-height: none;
  overflow: visible;
}

/* ── Day Card ── */
.page-scope-course .day-card{
  background: var(--background);
  border: 1px solid var(--border);
  border-radius: 12px;
  overflow: hidden;
  transition: border-color 0.18s, box-shadow 0.18s, transform 0.18s;
  display: flex;
  flex-direction: column;
  cursor: pointer;
  position: relative;
}

.page-scope-course .day-card:hover{
  border-color: var(--primary-blue);
  transform: translateY(-2px);
  box-shadow: 0 8px 24px -4px color-mix(in srgb, var(--primary-blue) 18%, transparent);
}

.page-scope-course .day-card.current-day{
  border-color: var(--primary-blue);
  box-shadow: 0 0 0 2px color-mix(in srgb, var(--primary-blue) 20%, transparent);
}


.page-scope-course .day-card-header{
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 0.75rem 0.875rem;
  border-bottom: 1px solid var(--border);
  background: var(--surface);
}

.page-scope-course .day-number-badge{
  display: flex;
  align-items: center;
  gap: 6px;
}

.page-scope-course .day-number{
  font-size: 0.75rem;
  font-weight: 600;
  color: var(--primary-blue);
  font-family: 'DM Mono', monospace;
  text-transform: uppercase;
  letter-spacing: 0.03em;
}

.page-scope-course .day-completed-badge{
  width: 16px;
  height: 16px;
  background: var(--success);
  color: white;
  border-radius: 50%;
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 0.5rem;
}

.page-scope-course .status-badge{
  font-size: 0.6875rem;
  padding: 2px 8px;
  border-radius: 100px;
  font-weight: 600;
  display: inline-flex;
  align-items: center;
  gap: 3px;
}

.page-scope-course .status-badge.completed{
  background: color-mix(in srgb, var(--success) 12%, transparent);
  color: var(--success);
}

.page-scope-course .status-badge.pending{
  background: var(--border);
  color: var(--text-soft);
}

.page-scope-course .day-card-body{
  padding: 0.875rem;
  flex: 1;
}

.page-scope-course .day-title{
  font-size: 0.9rem;
  font-weight: 600;
  color: var(--text-dark);
  line-height: 1.35;
  margin-bottom: 0.5rem;
}

.page-scope-course .day-summary{
  font-size: 0.8rem;
  color: var(--text-soft);
  line-height: 1.45;
  margin-bottom: 0.5rem;
  display: -webkit-box;
  -webkit-line-clamp: 2;
  -webkit-box-orient: vertical;
  overflow: hidden;
}

.page-scope-course .day-meta{
  display: flex;
  gap: 0.75rem;
  font-size: 0.75rem;
  color: var(--text-soft);
}

.page-scope-course .meta-item{
  display: flex;
  align-items: center;
  gap: 3px;
}

.page-scope-course .meta-item i{
  font-size: 0.65rem;
  opacity: 0.6;
}

.page-scope-course .day-card-actions{
  padding: 0.75rem 0.875rem;
  border-top: 1px solid var(--border);
}

.page-scope-course .btn-day-open{
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 6px;
  width: 100%;
  padding: 8px;
  background: var(--surface);
  border: 1px solid var(--border);
  border-radius: 8px;
  font-size: 0.8125rem;
  font-weight: 500;
  color: var(--text-dark);
  text-decoration: none;
  transition: all 0.15s;
  font-family: 'DM Sans', sans-serif;
}

.page-scope-course .btn-day-open:hover{
  background: var(--primary-blue);
  border-color: var(--primary-blue);
  color: white;
}

.page-scope-course .btn-day-open:hover i{
  color: white;
}

.page-scope-course .btn-day-open i{
  font-size: 0.75rem;
  color: var(--primary-blue);
  transition: color 0.15s;
}

/* No results state */
.page-scope-course .no-results-state{
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  padding: 3rem 1.5rem;
  color: var(--text-soft);
  text-align: center;
  grid-column: 1 / -1;
}

.page-scope-course .no-results-state i{
  font-size: 2rem;
  opacity: 0.2;
  margin-bottom: 0.75rem;
}

.page-scope-course .no-results-state p{
  margin: 0;
  font-size: 0.9375rem;
}

/* ============================================================
   PARTNERS TAB — Complete Redesign
   ============================================================ */

.page-scope-course .partners-section{
  background: var(--surface);
  border: 1px solid var(--border);
  border-radius: 16px;
  overflow: hidden;
}

.page-scope-course .partners-header{
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 1.25rem 1.5rem;
  border-bottom: 1px solid var(--border);
  gap: 1rem;
  flex-wrap: wrap;
}

.page-scope-course .partners-header h2{
  font-size: 1.0625rem;
  font-weight: 600;
  color: var(--text-dark);
  margin: 0;
  display: flex;
  align-items: center;
  gap: 8px;
}

.page-scope-course .partners-header h2 i{
  color: var(--primary-blue);
  font-size: 0.875rem;
}

.page-scope-course .partners-header-actions{
  display: flex;
  gap: 0.5rem;
}

/* Partner tabs */
.page-scope-course .partner-tabs-container{
  position: relative;
  display: flex;
  background: var(--background);
  padding: 1rem 1.5rem 0;
  border-bottom: 1px solid var(--border);
  gap: 0;
  overflow-x: auto;
}

.page-scope-course #partner-flowing-wave{
  position: absolute;
  bottom: -1px;
  height: 2px;
  background: var(--primary-blue);
  border-radius: 100px;
  transition: left 0.3s cubic-bezier(0.4, 0, 0.2, 1), width 0.3s cubic-bezier(0.4, 0, 0.2, 1);
}

.page-scope-course .partner-tab-btn{
  display: flex;
  align-items: center;
  gap: 7px;
  padding: 10px 18px;
  background: transparent;
  border: none;
  font-size: 0.875rem;
  font-weight: 500;
  color: var(--text-soft);
  cursor: pointer;
  white-space: nowrap;
  position: relative;
  transition: color 0.15s;
  font-family: 'DM Sans', sans-serif;
}

.page-scope-course .partner-tab-btn.active{
  color: var(--primary-blue);
  font-weight: 600;
}

.page-scope-course .partner-tab-btn i{
  font-size: 0.75rem;
}

.page-scope-course .tab-content{
  display: none;
  padding: 1.5rem;
}

.page-scope-course .tab-content.active{
  display: block;
}

/* Active Partners List */
.page-scope-course .active-partners-list{
  display: flex;
  flex-direction: column;
  gap: 0.75rem;
}

.page-scope-course .partner-card{
  display: grid;
  grid-template-columns: auto 1fr auto;
  align-items: center;
  gap: 1rem;
  padding: 1rem 1.25rem;
  background: var(--background);
  border: 1px solid var(--border);
  border-radius: 12px;
  transition: border-color 0.15s;
}

.page-scope-course .partner-card:hover{
  border-color: var(--primary-blue);
}

.page-scope-course .partner-avatar{
  width: 42px;
  height: 42px;
  background: linear-gradient(135deg, var(--primary-blue), var(--accent-purple));
  border-radius: 50%;
  display: flex;
  align-items: center;
  justify-content: center;
  color: white;
  font-weight: 700;
  font-size: 1rem;
  flex-shrink: 0;
}

.page-scope-course .partner-info{
  min-width: 0;
}

.page-scope-course .partner-username{
  font-size: 0.9375rem;
  font-weight: 600;
  color: var(--text-dark);
  margin-bottom: 2px;
}

.page-scope-course .partner-meta{
  font-size: 0.8rem;
  color: var(--text-soft);
  display: flex;
  align-items: center;
  gap: 8px;
}

.page-scope-course .partner-comparison{
  display: flex;
  flex-direction: column;
  gap: 4px;
  font-size: 0.75rem;
  color: var(--text-soft);
}

.page-scope-course .partner-actions{
  display: flex;
  gap: 0.5rem;
}

/* Invite tabs (received/sent) */
.page-scope-course .invite-tabs-container{
  position: relative;
  display: flex;
  gap: 0;
  border-bottom: 1px solid var(--border);
  margin-bottom: 1rem;
}

.page-scope-course #invite-flowing-wave{
  position: absolute;
  bottom: -1px;
  height: 2px;
  background: var(--primary-blue);
  border-radius: 100px;
  transition: left 0.3s cubic-bezier(0.4, 0, 0.2, 1), width 0.3s cubic-bezier(0.4, 0, 0.2, 1);
}

.page-scope-course .invite-tab-btn{
  padding: 8px 16px;
  background: transparent;
  border: none;
  font-size: 0.875rem;
  font-weight: 500;
  color: var(--text-soft);
  cursor: pointer;
  transition: color 0.15s;
  font-family: 'DM Sans', sans-serif;
}

.page-scope-course .invite-tab-btn.active{
  color: var(--primary-blue);
  font-weight: 600;
}

.page-scope-course .invite-card{
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 1rem;
  padding: 0.875rem 1rem;
  background: var(--background);
  border: 1px solid var(--border);
  border-radius: 10px;
  margin-bottom: 0.5rem;
}

.page-scope-course .invite-info{
  display: flex;
  align-items: center;
  gap: 0.75rem;
}

.page-scope-course .invite-avatar{
  width: 34px;
  height: 34px;
  background: linear-gradient(135deg, var(--primary-blue), var(--accent-purple));
  border-radius: 50%;
  display: flex;
  align-items: center;
  justify-content: center;
  color: white;
  font-weight: 700;
  font-size: 0.875rem;
  flex-shrink: 0;
}

.page-scope-course .invite-username{
  font-size: 0.9rem;
  font-weight: 600;
  color: var(--text-dark);
}

.page-scope-course .invite-time{
  font-size: 0.75rem;
  color: var(--text-soft);
  margin-top: 1px;
}

.page-scope-course .invite-actions{
  display: flex;
  gap: 0.375rem;
}

/* Partner search */
.page-scope-course .partner-search-wrapper{
  position: relative;
  margin-bottom: 1rem;
}

.page-scope-course .partner-search-icon{
  position: absolute;
  left: 12px;
  top: 50%;
  transform: translateY(-50%);
  color: var(--text-soft);
  font-size: 0.8125rem;
  pointer-events: none;
}

.page-scope-course #partner-search-input{
  width: 100%;
  padding: 10px 40px 10px 36px;
  border: 1px solid var(--border);
  border-radius: 10px;
  background: var(--background);
  color: var(--text-dark);
  font-size: 0.9rem;
  outline: none;
  transition: border-color 0.15s;
  font-family: 'DM Sans', sans-serif;
}

.page-scope-course #partner-search-input:focus{
  border-color: var(--primary-blue);
}

.page-scope-course #clear-search{
  position: absolute;
  right: 10px;
  top: 50%;
  transform: translateY(-50%);
  background: none;
  border: none;
  color: var(--text-soft);
  cursor: pointer;
  font-size: 0.8125rem;
  display: none;
}

.page-scope-course #clear-search.visible{
  display: block;
}

/* Search results */
.page-scope-course .partner-search-results{
  display: flex;
  flex-direction: column;
  gap: 0.5rem;
}

.page-scope-course .partner-result-card{
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 1rem;
  padding: 0.875rem 1rem;
  background: var(--background);
  border: 1px solid var(--border);
  border-radius: 10px;
  transition: border-color 0.15s;
}

.page-scope-course .partner-result-card:hover{
  border-color: var(--border);
}

.page-scope-course .partner-result-info{
  display: flex;
  align-items: center;
  gap: 0.75rem;
}

.page-scope-course .result-username{
  font-size: 0.9rem;
  font-weight: 600;
  color: var(--text-dark);
}

.page-scope-course .result-level{
  font-size: 0.75rem;
  color: var(--text-soft);
}

.page-scope-course .partners-empty-state{
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  padding: 3rem 1.5rem;
  text-align: center;
  color: var(--text-soft);
}

.page-scope-course .partners-empty-state i{
  font-size: 2.5rem;
  opacity: 0.2;
  margin-bottom: 1rem;
}

.page-scope-course .partners-empty-state h4{
  color: var(--text-dark);
  margin-bottom: 0.5rem;
  font-size: 1rem;
}

.page-scope-course .partners-empty-state p{
  font-size: 0.875rem;
  margin: 0;
}

/* Settings toggle */
.page-scope-course .partner-settings-row{
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 1rem;
  background: var(--background);
  border: 1px solid var(--border);
  border-radius: 10px;
  font-size: 0.875rem;
}

.page-scope-course .toggle-switch{
  position: relative;
  width: 42px;
  height: 24px;
  flex-shrink: 0;
}

.page-scope-course .toggle-switch input{
  opacity: 0;
  width: 0;
  height: 0;
}

.page-scope-course .toggle-slider{
  position: absolute;
  inset: 0;
  background: var(--border);
  border-radius: 100px;
  cursor: pointer;
  transition: background 0.2s;
}

.page-scope-course .toggle-slider::before{
  content: '';
  position: absolute;
  width: 18px;
  height: 18px;
  left: 3px;
  top: 3px;
  background: white;
  border-radius: 50%;
  transition: transform 0.2s;
  box-shadow: 0 1px 3px rgba(0, 0, 0, 0.2);
}

.page-scope-course .toggle-switch input:checked+.toggle-slider{
  background: var(--primary-blue);
}

.page-scope-course .toggle-switch input:checked+.toggle-slider::before{
  transform: translateX(18px);
}

/* ============================================================
   REVIEWS TAB
   ============================================================ */

.page-scope-course .reviews-section{
  display: grid;
  grid-template-columns: 280px 1fr;
  gap: 1.5rem;
  align-items: start;
}

.page-scope-course .reviews-summary-panel{
  background: var(--surface);
  border: 1px solid var(--border);
  border-radius: 16px;
  padding: 1.5rem;
  position: sticky;
  top: 90px;
}

.page-scope-course .reviews-summary-panel h3{
  font-size: 0.875rem;
  font-weight: 600;
  color: var(--text-soft);
  text-transform: uppercase;
  letter-spacing: 0.06em;
  margin-bottom: 1rem;
}

.page-scope-course .avg-rating-display{
  text-align: center;
  margin-bottom: 1.25rem;
  padding-bottom: 1.25rem;
  border-bottom: 1px solid var(--border);
}

.page-scope-course .avg-rating-number{
  font-size: 3rem;
  font-weight: 700;
  color: var(--text-dark);
  line-height: 1;
  font-family: 'DM Mono', monospace;
  margin-bottom: 0.25rem;
}

.page-scope-course .rating-stars{
  color: #f59e0b;
  font-size: 0.875rem;
  letter-spacing: 2px;
  margin-bottom: 0.25rem;
}

.page-scope-course .rating-total{
  font-size: 0.8rem;
  color: var(--text-soft);
}

/* Rating bars */
.page-scope-course .rating-bars{
  display: flex;
  flex-direction: column;
  gap: 6px;
}

.page-scope-course .rating-bar-row{
  display: flex;
  align-items: center;
  gap: 8px;
  font-size: 0.75rem;
}

.page-scope-course .rating-bar-label{
  color: var(--text-soft);
  width: 14px;
  text-align: right;
  flex-shrink: 0;
}

.page-scope-course .rating-bar-track{
  flex: 1;
  height: 5px;
  background: var(--border);
  border-radius: 100px;
  overflow: hidden;
}

.page-scope-course .rating-bar-fill{
  height: 100%;
  background: #f59e0b;
  border-radius: 100px;
  transition: width 0.5s ease;
}

.page-scope-course .rating-bar-count{
  color: var(--text-soft);
  width: 20px;
  text-align: left;
  flex-shrink: 0;
}

/* Write review button */
.page-scope-course .btn-write-review{
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 7px;
  width: 100%;
  padding: 10px;
  background: var(--primary-blue);
  color: white;
  border: none;
  border-radius: 9px;
  font-size: 0.875rem;
  font-weight: 600;
  cursor: pointer;
  margin-top: 1rem;
  transition: background 0.15s;
  font-family: 'DM Sans', sans-serif;
}

.page-scope-course .btn-write-review:hover{
  background: var(--primary-hover, #1F52CC);
}

/* Reviews list */
.page-scope-course .reviews-list-panel{
  display: flex;
  flex-direction: column;
  gap: 0;
}

.page-scope-course .review-card{
  background: var(--surface);
  border: 1px solid var(--border);
  border-radius: 12px;
  padding: 1.25rem 1.5rem;
  margin-bottom: 0.75rem;
  transition: box-shadow 0.15s;
}

.page-scope-course .review-card:hover{
  box-shadow: var(--shadow-sm);
}

.page-scope-course .review-header{
  display: flex;
  align-items: flex-start;
  justify-content: space-between;
  gap: 1rem;
  margin-bottom: 0.75rem;
}

.page-scope-course .review-author{
  display: flex;
  align-items: center;
  gap: 0.75rem;
}

.page-scope-course .review-avatar{
  width: 36px;
  height: 36px;
  border-radius: 50%;
  background: linear-gradient(135deg, var(--primary-blue), var(--accent-purple));
  display: flex;
  align-items: center;
  justify-content: center;
  color: white;
  font-weight: 700;
  font-size: 0.9rem;
  flex-shrink: 0;
}

.page-scope-course .review-author-name{
  font-size: 0.9375rem;
  font-weight: 600;
  color: var(--text-dark);
}

.page-scope-course .review-date{
  font-size: 0.75rem;
  color: var(--text-soft);
  margin-top: 1px;
}

.page-scope-course .review-rating{
  color: #f59e0b;
  font-size: 0.8125rem;
  flex-shrink: 0;
  letter-spacing: 2px;
}

.page-scope-course .review-title{
  font-size: 0.9375rem;
  font-weight: 600;
  color: var(--text-dark);
  margin-bottom: 0.5rem;
}

.page-scope-course .review-content{
  font-size: 0.875rem;
  color: var(--text-soft);
  line-height: 1.6;
  margin-bottom: 0.75rem;
}

.page-scope-course .review-footer{
  display: flex;
  align-items: center;
  justify-content: space-between;
  flex-wrap: wrap;
  gap: 0.5rem;
}

.page-scope-course .review-votes{
  display: flex;
  align-items: center;
  gap: 0.5rem;
}

.page-scope-course .vote-btn{
  display: flex;
  align-items: center;
  gap: 5px;
  padding: 5px 10px;
  background: var(--background);
  border: 1px solid var(--border);
  border-radius: 7px;
  font-size: 0.8rem;
  color: var(--text-soft);
  cursor: pointer;
  transition: all 0.15s;
  font-family: 'DM Sans', sans-serif;
}

.page-scope-course .vote-btn:hover{
  border-color: var(--primary-blue);
  color: var(--primary-blue);
}

.page-scope-course .vote-btn.voted{
  border-color: var(--primary-blue);
  color: var(--primary-blue);
  background: color-mix(in srgb, var(--primary-blue) 8%, var(--surface));
}

.page-scope-course .review-actions{
  display: flex;
  gap: 0.375rem;
}

/* Reviews load more */
.page-scope-course .reviews-load-more{
  display: flex;
  justify-content: center;
  padding: 1rem 0;
}

.page-scope-course .btn-load-more{
  padding: 9px 22px;
  background: var(--surface);
  border: 1px solid var(--border);
  border-radius: 9px;
  font-size: 0.875rem;
  font-weight: 500;
  color: var(--text-soft);
  cursor: pointer;
  transition: all 0.15s;
  font-family: 'DM Sans', sans-serif;
}

.page-scope-course .btn-load-more:hover{
  border-color: var(--primary-blue);
  color: var(--primary-blue);
}

/* ============================================================
   CERTIFICATE TAB — Redesigned
   ============================================================ */

.page-scope-course .certificate-section{
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 1.5rem;
  align-items: start;
}

.page-scope-course .certificate-preview-wrapper{
  background: var(--surface);
  border: 1px solid var(--border);
  border-radius: 16px;
  overflow: hidden;
}

.page-scope-course .certificate-preview-header{
  padding: 1.25rem 1.5rem;
  border-bottom: 1px solid var(--border);
  display: flex;
  align-items: center;
  gap: 8px;
  font-size: 0.9375rem;
  font-weight: 600;
  color: var(--text-dark);
}

.page-scope-course .certificate-preview-header i{
  color: #f59e0b;
  font-size: 0.875rem;
}

.page-scope-course .certificate-image-container{
  padding: 1.5rem;
  background: var(--background);
  display: flex;
  align-items: center;
  justify-content: center;
  min-height: 260px;
  position: relative;
}

.page-scope-course .certificate-image-container img{
  width: 100%;
  border-radius: 10px;
  box-shadow: var(--shadow-lg);
}

.page-scope-course .certificate-placeholder{
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  gap: 1rem;
  text-align: center;
  padding: 2rem;
  color: var(--text-soft);
}

.page-scope-course .certificate-placeholder i{
  font-size: 3rem;
  opacity: 0.15;
}

.page-scope-course .certificate-placeholder p{
  font-size: 0.875rem;
  margin: 0;
}

.page-scope-course .certificate-download-row{
  padding: 1.25rem 1.5rem;
  border-top: 1px solid var(--border);
  display: flex;
  gap: 0.75rem;
  justify-content: flex-end;
}

/* Signature pad wrapper */
.page-scope-course .signature-panel{
  background: var(--surface);
  border: 1px solid var(--border);
  border-radius: 16px;
  overflow: hidden;
}

.page-scope-course .signature-panel-header{
  padding: 1.25rem 1.5rem;
  border-bottom: 1px solid var(--border);
  display: flex;
  align-items: center;
  justify-content: space-between;
}

.page-scope-course .signature-panel-header h3{
  font-size: 0.9375rem;
  font-weight: 600;
  color: var(--text-dark);
  margin: 0;
  display: flex;
  align-items: center;
  gap: 8px;
}

.page-scope-course .signature-panel-header h3 i{
  color: var(--primary-blue);
  font-size: 0.875rem;
}

.page-scope-course .signature-panel-body{
  padding: 1.25rem 1.5rem;
}

.page-scope-course .signature-pad-wrapper{
  position: relative;
  border: 2px dashed var(--border);
  border-radius: 12px;
  overflow: hidden;
  background: white;
  margin-bottom: 1rem;
  transition: border-color 0.15s;
}

.page-scope-course .signature-pad-wrapper:hover{
  border-color: var(--primary-blue);
}

.page-scope-course .signature-pad-wrapper.has-signature{
  border-style: solid;
  border-color: var(--success);
}

.page-scope-course #signature-pad{
  display: block;
  width: 100%;
  cursor: crosshair;
  touch-action: none;
}

/* Signature loading overlay */
.page-scope-course .signature-loading-overlay{
  position: absolute;
  inset: 0;
  background: rgba(255, 255, 255, 0.9);
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  gap: 0.75rem;
  font-size: 0.875rem;
  color: var(--text-soft);
  z-index: 10;
}

.page-scope-course .signature-loading-overlay .spinner{
  width: 24px;
  height: 24px;
  border: 2px solid var(--border);
  border-top-color: var(--primary-blue);
  border-radius: 50%;
  animation: spin 0.8s linear infinite;
}

@keyframes spin {
  to {
    transform: rotate(360deg);
  }
}

.page-scope-course .signature-hint{
  font-size: 0.75rem;
  color: var(--text-soft);
  text-align: center;
  margin-bottom: 0.75rem;
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 6px;
}

.page-scope-course .signature-hint i{
  color: var(--primary-blue);
  font-size: 0.7rem;
}

/* Brush controls */
.page-scope-course .brush-controls{
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 0.75rem;
  margin-bottom: 0.75rem;
}

.page-scope-course .brush-control-group{
  display: flex;
  flex-direction: column;
  gap: 4px;
}

.page-scope-course .brush-control-group label{
  font-size: 0.75rem;
  color: var(--text-soft);
  font-weight: 500;
}

.page-scope-course .brush-control-group input[type="range"]{
  width: 100%;
  accent-color: var(--primary-blue);
}

.page-scope-course .brush-control-group select,
.page-scope-course .brush-control-group input[type="color"]{
  padding: 6px 10px;
  border: 1px solid var(--border);
  border-radius: 7px;
  background: var(--background);
  color: var(--text-dark);
  font-size: 0.8125rem;
  font-family: 'DM Sans', sans-serif;
  outline: none;
  cursor: pointer;
}

.page-scope-course .brush-control-group input[type="color"]{
  padding: 3px 6px;
  height: 34px;
  cursor: pointer;
}

.page-scope-course .signature-actions{
  display: flex;
  gap: 0.5rem;
  flex-wrap: wrap;
}

.page-scope-course .btn-eraser{
  display: flex;
  align-items: center;
  gap: 6px;
  padding: 8px 14px;
  background: var(--background);
  border: 1px solid var(--border);
  border-radius: 8px;
  font-size: 0.8125rem;
  color: var(--text-dark);
  cursor: pointer;
  transition: all 0.15s;
  font-family: 'DM Sans', sans-serif;
}

.page-scope-course .btn-eraser.active{
  background: var(--error);
  border-color: var(--error);
  color: white;
}

.page-scope-course .btn-eraser:hover:not(.active){
  border-color: var(--text-soft);
}

/* ============================================================
   SMALL BUTTONS (shared)
   ============================================================ */

.page-scope-course .btn{
  display: inline-flex;
  align-items: center;
  gap: 6px;
  padding: 8px 16px;
  border-radius: 8px;
  font-size: 0.875rem;
  font-weight: 500;
  cursor: pointer;
  transition: all 0.15s;
  text-decoration: none;
  border: 1px solid transparent;
  font-family: 'DM Sans', sans-serif;
  white-space: nowrap;
}

.page-scope-course .btn-primary{
  background: var(--primary-blue);
  color: white;
  border-color: var(--primary-blue);
}

.page-scope-course .btn-primary:hover{
  background: var(--primary-hover, #1F52CC);
  color: white;
}

.page-scope-course .btn-outline{
  background: transparent;
  border-color: var(--border);
  color: var(--text-dark);
}

.page-scope-course .btn-outline:hover{
  border-color: var(--primary-blue);
  color: var(--primary-blue);
}

.page-scope-course .btn-danger{
  background: transparent;
  border-color: var(--error);
  color: var(--error);
}

.page-scope-course .btn-danger:hover{
  background: var(--error);
  color: white;
}

.page-scope-course .btn-success{
  background: var(--success);
  color: white;
  border-color: var(--success);
}

.page-scope-course .btn-sm{
  padding: 6px 12px;
  font-size: 0.8125rem;
}

.page-scope-course .btn-xs{
  padding: 4px 9px;
  font-size: 0.75rem;
  border-radius: 6px;
}

.page-scope-course .btn-icon{
  padding: 6px 10px;
  justify-content: center;
}

.page-scope-course .btn i{
  font-size: 0.8em;
}

/* ============================================================
   TOAST / NOTIFICATIONS
   ============================================================ */

.page-scope-course #toast-container{
  position: fixed;
  bottom: 1.5rem;
  right: 1.5rem;
  z-index: 9999;
  display: flex;
  flex-direction: column;
  gap: 0.5rem;
}

.page-scope-course .toast{
  display: flex;
  align-items: center;
  gap: 0.625rem;
  padding: 10px 16px;
  background: var(--surface);
  border: 1px solid var(--border);
  border-radius: 10px;
  font-size: 0.875rem;
  font-weight: 500;
  color: var(--text-dark);
  box-shadow: var(--shadow-lg);
  animation: toastIn 0.25s ease;
  max-width: 320px;
}

.page-scope-course .toast-success{
  border-color: var(--success);
}

.page-scope-course .toast-success i{
  color: var(--success);
}

.page-scope-course .toast-error{
  border-color: var(--error);
}

.page-scope-course .toast-error i{
  color: var(--error);
}

.page-scope-course .toast-info{
  border-color: var(--primary-blue);
}

.page-scope-course .toast-info i{
  color: var(--primary-blue);
}

@keyframes toastIn {
  from {
    opacity: 0;
    transform: translateX(16px);
  }

  to {
    opacity: 1;
    transform: translateX(0);
  }
}

/* ============================================================
   DIO REWARD NOTIFICATION
   ============================================================ */

.page-scope-course .dio-reward-notification{
  position: fixed;
  top: 80px;
  right: 1.5rem;
  background: var(--surface);
  border: 1px solid var(--primary-blue);
  border-radius: 12px;
  padding: 12px 18px;
  display: flex;
  align-items: center;
  gap: 10px;
  font-size: 0.9rem;
  font-weight: 600;
  color: var(--primary-blue);
  box-shadow: var(--shadow-lg);
  z-index: 9998;
  animation: toastIn 0.25s ease;
}

.page-scope-course .dio-reward-notification i{
  font-size: 1rem;
}

/* ============================================================
   RESPONSIVE
   ============================================================ */

@media (max-width: 1100px) {
  .page-scope-course .reviews-section{
    grid-template-columns: 1fr;
  }

  .page-scope-course .reviews-summary-panel{
    position: static;
  }
}

@media (max-width: 900px) {
  .page-scope-course .course-header-content{
    grid-template-columns: 1fr;
    padding: 1.5rem;
  }

  .page-scope-course .course-header-stats{
    flex-direction: row;
    flex-wrap: wrap;
  }

  .page-scope-course .stats-card,
  .page-scope-course .header-progress-section,
  .page-scope-course .streak-card{
    flex: 1 1 180px;
    min-width: 0;
  }

  .page-scope-course .certificate-section{
    grid-template-columns: 1fr;
  }
}

@media (max-width: 768px) {
  .page-scope-course .course-details-container{
    padding: 1rem;
  }

  .page-scope-course .tab-buttons-container{
    overflow-x: auto;
  }

  .page-scope-course .main-tab-btn{
    padding: 8px 14px;
    font-size: 0.8125rem;
  }

  .page-scope-course #days-list{
    grid-template-columns: repeat(auto-fill, minmax(180px, 1fr));
  }

  .page-scope-course .curriculum-toolbar{
    gap: 0.5rem;
  }

  .page-scope-course .search-days-input{
    width: 140px;
  }

  .page-scope-course .reviews-section{
    grid-template-columns: 1fr;
  }

  .page-scope-course .curriculum-top-bar{
    flex-direction: column;
    align-items: flex-start;
  }
}

@media (max-width: 540px) {
  .page-scope-course .course-header-content{
    padding: 1.25rem;
  }

  .page-scope-course #course-title{
    font-size: 1.5rem;
  }

  .page-scope-course #days-list{
    grid-template-columns: 1fr 1fr;
  }

  .page-scope-course .curriculum-toolbar{
    flex-direction: column;
    align-items: flex-start;
  }
}

@media (max-width: 380px) {
  .page-scope-course #days-list{
    grid-template-columns: 1fr;
  }
}

/* ============================================================
   STREAK PULSE ANIMATION (override old one)
   ============================================================ */
@keyframes streakPulse {

  0%,
  100% {
    transform: scale(1);
  }

  50% {
    transform: scale(1.1);
  }
}

/* Comparison items inside partner cards */
.page-scope-course .comparison-item{
  display: flex;
  align-items: center;
  gap: 6px;
  font-size: 0.75rem;
  padding: 4px 8px;
  background: var(--background);
  border-radius: 6px;
  color: var(--text-soft);
  margin-top: 4px;
}

.page-scope-course .comparison-item .icon{
  font-size: 0.875rem;
}

/* Reply section in reviews */
.page-scope-course .review-replies{
  margin-top: 0.875rem;
  padding-top: 0.875rem;
  border-top: 1px solid var(--border);
  display: flex;
  flex-direction: column;
  gap: 0.625rem;
}

.page-scope-course .reply-item{
  display: grid;
  grid-template-columns: auto 1fr;
  gap: 0.625rem;
  font-size: 0.8375rem;
}

.page-scope-course .reply-avatar{
  width: 28px;
  height: 28px;
  border-radius: 50%;
  background: var(--border);
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 0.7rem;
  font-weight: 700;
  color: var(--text-soft);
  flex-shrink: 0;
}

.page-scope-course .reply-body{
  background: var(--background);
  border-radius: 8px;
  padding: 0.5rem 0.75rem;
}

.page-scope-course .reply-author{
  font-weight: 600;
  color: var(--text-dark);
  margin-right: 0.5rem;
}

.page-scope-course .reply-text{
  color: var(--text-soft);
  line-height: 1.45;
}

.page-scope-course .btn-reply-toggle{
  font-size: 0.75rem;
  color: var(--text-soft);
  background: none;
  border: none;
  cursor: pointer;
  padding: 0;
  display: flex;
  align-items: center;
  gap: 4px;
  transition: color 0.15s;
}

.page-scope-course .btn-reply-toggle:hover{
  color: var(--primary-blue);
}

.page-scope-course .reply-form{
  display: flex;
  gap: 0.5rem;
  margin-top: 0.625rem;
}

.page-scope-course .reply-input{
  flex: 1;
  padding: 7px 12px;
  border: 1px solid var(--border);
  border-radius: 8px;
  background: var(--background);
  color: var(--text-dark);
  font-size: 0.8375rem;
  outline: none;
  font-family: 'DM Sans', sans-serif;
  transition: border-color 0.15s;
}

.page-scope-course .reply-input:focus{
  border-color: var(--primary-blue);
}

/* Loading skeleton */
.page-scope-course .skeleton{
  background: linear-gradient(90deg, var(--border) 25%, var(--background) 50%, var(--border) 75%);
  background-size: 200% 100%;
  animation: shimmer 1.5s infinite;
  border-radius: 6px;
}

@keyframes shimmer {
  0% {
    background-position: 200% 0;
  }

  100% {
    background-position: -200% 0;
  }
}

/* Write review form */
.page-scope-course .write-review-form{
  background: var(--surface);
  border: 1px solid var(--border);
  border-radius: 12px;
  padding: 1.25rem 1.5rem;
  margin-bottom: 1.25rem;
  display: none;
}

.page-scope-course .write-review-form.open{
  display: block;
}

.page-scope-course .star-rating-input{
  display: flex;
  gap: 6px;
  margin-bottom: 0.875rem;
}

.page-scope-course .star-btn{
  background: none;
  border: none;
  font-size: 1.5rem;
  cursor: pointer;
  color: var(--border);
  transition: color 0.1s, transform 0.1s;
  padding: 0;
  line-height: 1;
}

.page-scope-course .star-btn.selected,
.page-scope-course .star-btn:hover{
  color: #f59e0b;
  transform: scale(1.1);
}

.page-scope-course .review-form-input{
  width: 100%;
  padding: 9px 12px;
  border: 1px solid var(--border);
  border-radius: 9px;
  background: var(--background);
  color: var(--text-dark);
  font-size: 0.875rem;
  font-family: 'DM Sans', sans-serif;
  outline: none;
  transition: border-color 0.15s;
  margin-bottom: 0.625rem;
  box-sizing: border-box;
}

.page-scope-course .review-form-input:focus{
  border-color: var(--primary-blue);
}

.page-scope-course textarea.review-form-input{
  resize: vertical;
  min-height: 80px;
}

.page-scope-course .review-form-footer{
  display: flex;
  justify-content: flex-end;
  gap: 0.5rem;
}

/* ============================================================
   CERTIFICATE TAB — redesigned minimal/professional
   ============================================================ */

.page-scope-course .cert-tab-root{
  display: flex;
  flex-direction: column;
  gap: 1.5rem;
  max-width: 860px;
  margin: 0 auto;
}

/* ── Shared card shell ── */
.page-scope-course .cert-card{
  background: var(--surface);
  border: 1px solid var(--border);
  border-radius: 18px;
  overflow: hidden;
}

.page-scope-course .cert-card-header{
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 1.125rem 1.5rem;
  border-bottom: 1px solid var(--border);
}

.page-scope-course .cert-card-header-left{
  display: flex;
  align-items: center;
  gap: 0.875rem;
}

.page-scope-course .cert-card-icon{
  width: 36px;
  height: 36px;
  border-radius: 10px;
  background: linear-gradient(135deg, #fef3c7, #fde68a);
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 1rem;
  color: #d97706;
  flex-shrink: 0;
}

.page-scope-course .cert-card-icon-sig{
  background: linear-gradient(135deg, var(--primary-blue-light, #e8f0ff), #c7d7ff);
  color: var(--primary-blue);
}

.page-scope-course .cert-card-title{
  font-size: 0.9375rem;
  font-weight: 600;
  color: var(--text-dark);
  line-height: 1.2;
}

.page-scope-course .cert-card-sub{
  font-size: 0.75rem;
  color: var(--text-soft);
  margin-top: 2px;
}

.page-scope-course .cert-view-link{
  font-size: 0.8125rem;
  color: var(--primary-blue);
  display: flex;
  align-items: center;
  gap: 6px;
  text-decoration: none;
  font-weight: 500;
  transition: opacity 0.15s;
}

.page-scope-course .cert-view-link:hover{
  opacity: 0.75;
}

/* ── Certificate image area ── */
.page-scope-course .cert-img-area{
  position: relative;
  background: var(--background);
  min-height: 280px;
  display: flex;
  align-items: center;
  justify-content: center;
  padding: 1.5rem;
}

.page-scope-course .cert-preview-img{
  width: 100%;
  border-radius: 12px;
  box-shadow: 0 8px 32px rgba(0, 0, 0, 0.12);
  display: block;
  opacity: 0;
  transition: opacity 0.3s ease;
}

.page-scope-course .cert-preview-img.loaded{
  opacity: 1;
}

.page-scope-course .cert-img-loading{
  position: absolute;
  inset: 0;
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  gap: 0.75rem;
  font-size: 0.8125rem;
  color: var(--text-soft);
  background: var(--background);
  border-radius: 0;
  z-index: 2;
}

.page-scope-course .cert-tab-spinner{
  width: 28px;
  height: 28px;
  border: 2.5px solid var(--border);
  border-top-color: var(--primary-blue);
  border-radius: 50%;
  animation: cert-spin 0.75s linear infinite;
  flex-shrink: 0;
}

@keyframes cert-spin {
  to {
    transform: rotate(360deg);
  }
}

.page-scope-course .cert-img-error{
  position: absolute;
  inset: 0;
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  gap: 0.75rem;
  text-align: center;
  color: var(--text-soft);
  font-size: 0.875rem;
  background: var(--background);
  z-index: 2;
}

.page-scope-course .cert-img-error i{
  font-size: 2rem;
  opacity: 0.35;
  color: var(--error);
}

.page-scope-course .cert-img-error p{
  margin: 0;
}

.page-scope-course .cert-generating{
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  gap: 0.875rem;
  color: var(--text-soft);
  font-size: 0.875rem;
  padding: 2rem;
}

/* ── Card footer ── */
.page-scope-course .cert-card-footer{
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 1rem 1.5rem;
  border-top: 1px solid var(--border);
  gap: 1rem;
  flex-wrap: wrap;
}

.page-scope-course .cert-id-chip{
  font-size: 0.75rem;
  color: var(--text-soft);
  display: flex;
  align-items: center;
  gap: 6px;
  font-family: 'DM Mono', monospace;
}

.page-scope-course .cert-id-chip i{
  color: var(--primary-blue);
}

.page-scope-course .cert-dl-row{
  display: flex;
  gap: 0.625rem;
}

/* ── Shared button styles ── */
.page-scope-course .cert-btn{
  display: inline-flex;
  align-items: center;
  gap: 6px;
  padding: 0.5rem 1.1rem;
  border-radius: 9px;
  font-size: 0.8125rem;
  font-weight: 500;
  cursor: pointer;
  border: none;
  transition: all 0.15s;
  font-family: 'DM Sans', sans-serif;
}

.page-scope-course .cert-btn-primary{
  background: var(--primary-blue);
  color: #fff;
}

.page-scope-course .cert-btn-primary:hover{
  opacity: 0.88;
}

.page-scope-course .cert-btn-outline{
  background: transparent;
  color: var(--text-dark);
  border: 1px solid var(--border);
}

.page-scope-course .cert-btn-outline:hover{
  border-color: var(--primary-blue);
  color: var(--primary-blue);
}

.page-scope-course .cert-btn-ghost{
  background: var(--background);
  color: var(--text-soft);
  border: 1px solid var(--border);
}

.page-scope-course .cert-btn-ghost:hover{
  color: var(--text-dark);
}

.page-scope-course .cert-btn-ghost.active{
  color: var(--error);
  border-color: var(--error);
}

.page-scope-course .cert-btn-save{
  margin-left: auto;
}

/* ── Brush toolbar ── */
.page-scope-course .cert-brush-bar{
  display: flex;
  align-items: center;
  gap: 1.25rem;
  padding: 0.875rem 1.5rem;
  border-bottom: 1px solid var(--border);
  flex-wrap: wrap;
  background: var(--background);
}

.page-scope-course .cert-brush-item{
  display: flex;
  align-items: center;
  gap: 0.625rem;
}

.page-scope-course .cert-brush-size{
  flex: 1;
  min-width: 160px;
}

.page-scope-course .cert-brush-label{
  font-size: 0.75rem;
  font-weight: 500;
  color: var(--text-soft);
  white-space: nowrap;
  flex-shrink: 0;
}

.page-scope-course .cert-slider-track{
  position: relative;
  flex: 1;
  height: 4px;
  background: var(--border);
  border-radius: 2px;
  min-width: 80px;
}

.page-scope-course .cert-slider-fill{
  position: absolute;
  left: 0;
  top: 0;
  height: 100%;
  background: var(--primary-blue);
  border-radius: 2px;
  pointer-events: none;
  width: 0%;
}

.page-scope-course .cert-range{
  position: absolute;
  inset: 0;
  opacity: 0;
  width: 100%;
  cursor: pointer;
  margin: 0;
  height: 100%;
}

.page-scope-course .cert-select{
  padding: 0.35rem 0.625rem;
  border: 1px solid var(--border);
  border-radius: 7px;
  background: var(--surface);
  color: var(--text-dark);
  font-size: 0.8rem;
  font-family: 'DM Sans', sans-serif;
  cursor: pointer;
}

.page-scope-course .cert-color{
  width: 32px;
  height: 32px;
  border-radius: 7px;
  border: 1px solid var(--border);
  cursor: pointer;
  padding: 2px;
  background: none;
}

/* ── Canvas wrapper ── */
.page-scope-course .cert-sig-card .cert-canvas-wrap{
  position: relative;
  margin: 1.25rem 1.5rem 0;
  border: 2px dashed var(--border);
  border-radius: 12px;
  overflow: hidden;
  background: transparent;
  min-height: 160px;
  transition: border-color 0.15s;
}

.page-scope-course .cert-sig-card .cert-canvas-wrap:hover{
  border-color: var(--primary-blue);
}

.page-scope-course .cert-sig-card .cert-canvas-wrap.has-sig{
  border-style: solid;
  border-color: var(--success, #2bcb77);
}

.page-scope-course .cert-canvas{
  display: block;
  width: 100%;
  cursor: crosshair;
  touch-action: none;
}

.page-scope-course .cert-canvas-hint{
  position: absolute;
  inset: 0;
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 0.5rem;
  font-size: 0.8125rem;
  color: var(--text-soft);
  pointer-events: none;
  opacity: 0.55;
}

.page-scope-course .cert-canvas-hint.hidden{
  display: none;
}

.page-scope-course .cert-canvas-hint i{
  font-size: 0.75rem;
}

.page-scope-course .cert-canvas-overlay{
  position: absolute;
  inset: 0;
  background: rgba(255, 255, 255, 0.9);
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 0.625rem;
  font-size: 0.8125rem;
  color: var(--text-soft);
  z-index: 5;
  border-radius: 10px;
  transition: opacity 0.2s;
}

.page-scope-course .cert-canvas-overlay.done{
  display: none;
}

[data-theme="dark"] .page-scope-course .cert-canvas-overlay{
  background: rgba(22, 27, 34, 0.9);
}

[data-theme="dark"] .page-scope-course .cert-sig-card .cert-canvas-wrap{
  background: transparent;
}

/* ── Signature action row ── */
.page-scope-course .cert-sig-actions{
  display: flex;
  align-items: center;
  gap: 0.625rem;
  padding: 1rem 1.5rem 0;
  flex-wrap: wrap;
}

.page-scope-course .cert-sig-note{
  font-size: 0.75rem;
  color: var(--text-soft);
  padding: 0.75rem 1.5rem 1.25rem;
  display: flex;
  align-items: center;
  gap: 6px;
  margin: 0;
}

.page-scope-course .cert-sig-note i{
  color: var(--primary-blue);
  flex-shrink: 0;
}

/* ── Responsive ── */
@media (max-width: 600px) {
  .page-scope-course .cert-brush-bar{
    gap: 0.75rem;
  }

  .page-scope-course .cert-brush-size{
    min-width: 120px;
  }

  .page-scope-course .cert-card-footer{
    flex-direction: column;
    align-items: flex-start;
  }

  .page-scope-course .cert-dl-row{
    width: 100%;
  }

  .page-scope-course .cert-dl-row .cert-btn{
    flex: 1;
    justify-content: center;
  }

  .page-scope-course .cert-sig-actions{
    flex-wrap: wrap;
  }

  .page-scope-course .cert-btn-save{
    margin-left: 0;
    width: 100%;
    justify-content: center;
  }
}