/**
 * exam.css - Exam layout, split view, question inputs, results, and stats dashboards
 */

/* ==========================================================================
   1. HOME VIEW
   ========================================================================== */
.hero-card {
  display: grid;
  grid-template-columns: 1.2fr 0.8fr;
  gap: 2rem;
  background-color: var(--bg-surface);
  border: 1px solid var(--border-subtle);
  border-radius: var(--radius-lg);
  padding: 2.5rem 2rem;
  box-shadow: var(--shadow-sm);
  margin-bottom: 2.5rem;
}

.hero-badge {
  display: inline-flex;
  align-items: center;
  gap: 0.5rem;
  font-size: 0.8rem;
  font-weight: 700;
  color: var(--primary-text);
  background-color: var(--primary-light);
  padding: 0.3rem 0.75rem;
  border-radius: var(--radius-full);
  margin-bottom: 1rem;
}

.hero-dot {
  opacity: 0.5;
}

.hero-title {
  font-size: 2.2rem;
  font-weight: 800;
  line-height: 1.2;
  letter-spacing: -0.5px;
  margin-bottom: 1rem;
}

.hero-desc {
  font-size: 1.05rem;
  color: var(--text-secondary);
  line-height: 1.6;
  margin-bottom: 1.5rem;
}

.hero-actions {
  display: flex;
  align-items: center;
  gap: 1rem;
  flex-wrap: wrap;
}

.hero-visual {
  display: flex;
  flex-direction: column;
  gap: 0.9rem;
  justify-content: center;
}

.hero-stat-card {
  display: flex;
  align-items: center;
  gap: 1rem;
  background-color: var(--bg-surface-subtle);
  padding: 1rem 1.25rem;
  border-radius: var(--radius-md);
  border: 1px solid var(--border-subtle);
}

.h-stat-icon {
  font-size: 1.8rem;
}

.h-stat-info {
  display: flex;
  flex-direction: column;
}

.h-stat-num {
  font-size: 1.35rem;
  font-weight: 800;
}

.h-stat-label {
  font-size: 0.8rem;
  color: var(--text-secondary);
  font-weight: 500;
}

.section-title {
  font-size: 1.5rem;
  font-weight: 800;
  margin-bottom: 0.25rem;
}

.section-subtitle {
  font-size: 0.95rem;
  color: var(--text-secondary);
  margin-bottom: 1.5rem;
}

.subject-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(320px, 1fr));
  gap: 1.5rem;
  margin-bottom: 2.5rem;
}

.subject-card {
  background-color: var(--bg-surface);
  border: 1px solid var(--border-subtle);
  border-radius: var(--radius-lg);
  padding: 1.5rem;
  cursor: pointer;
  display: flex;
  flex-direction: column;
  transition: all 0.2s ease;
  box-shadow: var(--shadow-sm);
}

.subject-card:hover {
  border-color: var(--primary);
  transform: translateY(-2px);
  box-shadow: var(--shadow-md);
}

.subject-card-top {
  display: flex;
  align-items: center;
  justify-content: space-between;
  margin-bottom: 1rem;
}

.subject-icon-box {
  width: 44px;
  height: 44px;
  border-radius: var(--radius-md);
  display: flex;
  align-items: center;
  justify-content: center;
}

.subject-icon-box.matematik {
  background-color: #eff6ff;
  color: #2563eb;
}

.subject-icon-box.svenska {
  background-color: #ecfdf5;
  color: #059669;
}

.subject-icon-box.engelska {
  background-color: #f5f3ff;
  color: #7c3aed;
}

.subject-card-title {
  font-size: 1.3rem;
  font-weight: 700;
  margin-bottom: 0.5rem;
}

.subject-card-desc {
  font-size: 0.9rem;
  color: var(--text-secondary);
  line-height: 1.5;
  margin-bottom: 1.25rem;
  flex: 1;
}

.delprov-preview-list {
  display: flex;
  gap: 0.4rem;
  flex-wrap: wrap;
  margin-bottom: 1.25rem;
}

.subject-card-footer {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding-top: 1rem;
  border-top: 1px solid var(--border-subtle);
}

.sub-progress-info {
  font-size: 0.8rem;
  color: var(--text-secondary);
  font-weight: 600;
}

.btn-subject-arrow {
  width: 32px;
  height: 32px;
  border-radius: 50%;
  background-color: var(--bg-surface-subtle);
  display: flex;
  align-items: center;
  justify-content: center;
  color: var(--text-secondary);
}

.subject-card:hover .btn-subject-arrow {
  background-color: var(--primary);
  color: #ffffff;
}

.tool-banner-card {
  display: flex;
  align-items: center;
  justify-content: space-between;
  background-color: var(--bg-surface);
  border: 1px dashed var(--border-strong);
  border-radius: var(--radius-md);
  padding: 1.25rem 1.5rem;
  gap: 1.5rem;
}

.tool-banner-icon {
  font-size: 2rem;
}

.tool-banner-text {
  flex: 1;
}

.tool-banner-text h3 {
  font-size: 1.1rem;
  font-weight: 700;
  margin-bottom: 0.2rem;
}

.tool-banner-text p {
  font-size: 0.85rem;
  color: var(--text-secondary);
}

/* ==========================================================================
   2. DELPROV PICKER VIEW
   ========================================================================== */
.subpage-nav-bar {
  display: flex;
  align-items: center;
  justify-content: space-between;
  margin-bottom: 1.5rem;
}

.subpage-subject-pill {
  display: inline-flex;
  align-items: center;
  gap: 0.5rem;
  font-weight: 700;
  font-size: 0.9rem;
  background-color: var(--bg-surface);
  border: 1px solid var(--border-subtle);
  padding: 0.35rem 0.75rem;
  border-radius: var(--radius-full);
}

.delprov-header-box {
  background-color: var(--bg-surface);
  border: 1px solid var(--border-subtle);
  border-radius: var(--radius-lg);
  padding: 1.75rem;
  margin-bottom: 1.5rem;
}

.delprov-header-title h1 {
  font-size: 1.75rem;
  font-weight: 800;
  margin-bottom: 0.4rem;
}

.delprov-header-title p {
  font-size: 0.95rem;
  color: var(--text-secondary);
  margin-bottom: 1.25rem;
}

.delprov-options-bar {
  display: flex;
  align-items: center;
  justify-content: space-between;
  flex-wrap: wrap;
  gap: 1rem;
  padding-top: 1rem;
  border-top: 1px solid var(--border-subtle);
}

.mode-toggle-group, .difficulty-filter-group {
  display: flex;
  align-items: center;
  gap: 0.6rem;
}

.mode-label {
  font-size: 0.85rem;
  font-weight: 600;
  color: var(--text-secondary);
}

.segmented-control {
  display: flex;
  background-color: var(--bg-surface-subtle);
  border: 1px solid var(--border-subtle);
  border-radius: var(--radius-sm);
  padding: 2px;
}

.seg-btn {
  display: inline-flex;
  align-items: center;
  gap: 0.35rem;
  padding: 0.4rem 0.75rem;
  border-radius: 4px;
  font-size: 0.85rem;
  font-weight: 600;
  color: var(--text-secondary);
}

.seg-btn.active {
  background-color: var(--bg-surface);
  color: var(--primary);
  box-shadow: var(--shadow-sm);
}

.custom-select {
  font-family: inherit;
  font-size: 0.85rem;
  padding: 0.45rem 0.75rem;
  border-radius: var(--radius-sm);
  border: 1px solid var(--border-strong);
  background-color: var(--bg-surface);
  color: var(--text-primary);
}

.delprov-list {
  display: flex;
  flex-direction: column;
  gap: 1.25rem;
}

.delprov-card {
  background-color: var(--bg-surface);
  border: 1px solid var(--border-subtle);
  border-radius: var(--radius-lg);
  padding: 1.5rem;
  cursor: pointer;
  transition: all 0.2s ease;
  box-shadow: var(--shadow-sm);
}

.delprov-card:hover {
  border-color: var(--primary);
  box-shadow: var(--shadow-md);
}

.dp-card-header {
  display: flex;
  align-items: center;
  gap: 1rem;
  margin-bottom: 0.75rem;
}

.dp-num-circle {
  width: 38px;
  height: 38px;
  border-radius: 50%;
  background-color: var(--primary-light);
  color: var(--primary-text);
  font-weight: 800;
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 1.1rem;
}

.dp-header-text {
  flex: 1;
}

.dp-header-text h2 {
  font-size: 1.25rem;
  font-weight: 700;
}

.dp-subtitle {
  font-size: 0.85rem;
  color: var(--text-secondary);
}

.dp-time-badge {
  display: inline-flex;
  align-items: center;
  gap: 0.35rem;
  font-size: 0.85rem;
  font-weight: 700;
  color: var(--text-secondary);
  background-color: var(--bg-surface-subtle);
  padding: 0.3rem 0.6rem;
  border-radius: var(--radius-sm);
}

.dp-instruction-text {
  font-size: 0.9rem;
  color: var(--text-secondary);
  line-height: 1.5;
  margin-bottom: 1rem;
}

.dp-meta-row {
  display: flex;
  align-items: center;
  justify-content: space-between;
  margin-bottom: 1.25rem;
  flex-wrap: wrap;
  gap: 0.6rem;
}

.dp-tools-tags {
  display: flex;
  gap: 0.4rem;
  flex-wrap: wrap;
}

.dp-questions-count {
  font-size: 0.85rem;
  font-weight: 600;
  color: var(--text-muted);
}

.dp-card-actions {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding-top: 1rem;
  border-top: 1px solid var(--border-subtle);
}

.dp-history-chip {
  display: inline-flex;
  align-items: center;
  gap: 0.4rem;
  font-size: 0.85rem;
  font-weight: 600;
  color: var(--success-text);
}

.dp-history-chip.neutral {
  color: var(--text-muted);
}

/* ==========================================================================
   3. EXAM RUNNER VIEW
   ========================================================================== */
.view-exam {
  display: flex;
  flex-direction: column;
  gap: 1.25rem;
}

.exam-header-bar {
  display: flex;
  align-items: center;
  justify-content: space-between;
  background-color: var(--bg-surface);
  border: 1px solid var(--border-subtle);
  border-radius: var(--radius-md);
  padding: 0.6rem 1rem;
  box-shadow: var(--shadow-sm);
}

.exam-header-left {
  display: flex;
  align-items: center;
  gap: 0.75rem;
}

.exam-subject-info {
  display: flex;
  flex-direction: column;
}

.exam-subject-title {
  font-size: 0.95rem;
  font-weight: 800;
}

.exam-delprov-name {
  font-size: 0.75rem;
  color: var(--text-secondary);
}

.timer-pill {
  display: inline-flex;
  align-items: center;
  gap: 0.4rem;
  background-color: var(--bg-surface-subtle);
  border: 1px solid var(--border-subtle);
  padding: 0.35rem 0.75rem;
  border-radius: var(--radius-full);
  font-weight: 700;
  font-family: var(--font-mono);
  font-size: 0.95rem;
}

.timer-pill.timer-warning {
  background-color: var(--warning-light);
  border-color: var(--warning);
  color: var(--warning-text);
}

.timer-pill.timer-critical {
  background-color: var(--danger-light);
  border-color: var(--danger);
  color: var(--danger-text);
  animation: pulseCrit 1s infinite alternate;
}

@keyframes pulseCrit {
  from { transform: scale(1); }
  to { transform: scale(1.05); }
}

.exam-header-right {
  display: flex;
  align-items: center;
  gap: 0.5rem;
}

.exam-question-card {
  background-color: var(--bg-surface);
  border: 1px solid var(--border-subtle);
  border-radius: var(--radius-lg);
  box-shadow: var(--shadow-sm);
  padding: 2rem;
}

.exam-question-card.split-layout {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 2rem;
  padding: 1.5rem;
}

.reading-passage-pane {
  background-color: var(--bg-surface-subtle);
  border-radius: var(--radius-md);
  padding: 1.5rem;
  max-height: 520px;
  overflow-y: auto;
  border: 1px solid var(--border-subtle);
}

.passage-genre {
  font-size: 0.75rem;
  font-weight: 700;
  text-transform: uppercase;
  color: var(--primary-text);
}

.passage-title {
  font-size: 1.3rem;
  font-weight: 800;
  margin: 0.2rem 0;
}

.passage-author {
  font-size: 0.8rem;
  color: var(--text-secondary);
  display: block;
  margin-bottom: 1rem;
}

.passage-body {
  font-size: 0.95rem;
  line-height: 1.7;
}

.passage-body p {
  margin-bottom: 1rem;
}

.question-header-meta {
  display: flex;
  align-items: center;
  justify-content: space-between;
  margin-bottom: 1.25rem;
}

.meta-badges {
  display: flex;
  align-items: center;
  gap: 0.5rem;
  flex-wrap: wrap;
}

.q-number-badge {
  font-size: 0.8rem;
  font-weight: 700;
  background-color: var(--bg-surface-subtle);
  padding: 0.2rem 0.5rem;
  border-radius: var(--radius-sm);
}

.q-topic-badge {
  font-size: 0.8rem;
  color: var(--text-secondary);
  font-weight: 600;
}

.q-points-badge {
  font-size: 0.8rem;
  font-weight: 700;
  background-color: var(--primary-light);
  color: var(--primary-text);
  padding: 0.2rem 0.5rem;
  border-radius: var(--radius-sm);
}

.btn-icon-meta {
  width: 32px;
  height: 32px;
  border-radius: var(--radius-sm);
  display: flex;
  align-items: center;
  justify-content: center;
  color: var(--text-muted);
}

.btn-icon-meta.active {
  color: #eab308;
}

.question-prompt-text {
  font-size: 1.15rem;
  font-weight: 500;
  line-height: 1.6;
  margin-bottom: 1.5rem;
}

/* Inputs */
.mc-options-list {
  display: flex;
  flex-direction: column;
  gap: 0.75rem;
  margin-bottom: 1.5rem;
}

.mc-option-card {
  display: flex;
  align-items: center;
  gap: 0.9rem;
  background-color: var(--bg-surface);
  border: 2px solid var(--border-subtle);
  border-radius: var(--radius-md);
  padding: 1rem 1.25rem;
  cursor: pointer;
  transition: all 0.15s ease;
}

.mc-option-card:hover {
  border-color: var(--primary);
  background-color: var(--bg-surface-subtle);
}

.mc-option-card.selected {
  border-color: var(--primary);
  background-color: var(--primary-light);
}

.mc-radio-input {
  display: none;
}

.mc-radio-custom {
  width: 22px;
  height: 22px;
  border-radius: 50%;
  border: 2px solid var(--border-strong);
  display: flex;
  align-items: center;
  justify-content: center;
  flex-shrink: 0;
}

.mc-option-card.selected .mc-radio-custom {
  border-color: var(--primary);
  background-color: var(--primary);
}

.mc-option-card.selected .mc-radio-custom::after {
  content: '';
  width: 8px;
  height: 8px;
  border-radius: 50%;
  background-color: #ffffff;
}

.mc-option-label {
  font-size: 1rem;
  font-weight: 500;
}

.short-answer-wrapper {
  margin-bottom: 1.5rem;
}

.input-label {
  display: block;
  font-size: 0.9rem;
  font-weight: 700;
  margin-bottom: 0.5rem;
}

.sa-input-group {
  display: flex;
  align-items: center;
  gap: 0.5rem;
}

.sa-text-input {
  flex: 1;
  max-width: 380px;
  padding: 0.75rem 1rem;
  font-size: 1.1rem;
  font-family: inherit;
  border: 2px solid var(--border-strong);
  border-radius: var(--radius-md);
  background-color: var(--bg-surface);
  color: var(--text-primary);
}

.sa-text-input:focus {
  outline: none;
  border-color: var(--primary);
}

.sa-unit-tag {
  font-size: 1.1rem;
  font-weight: 700;
  color: var(--text-secondary);
}

.sa-helper-text {
  font-size: 0.8rem;
  color: var(--text-muted);
  margin-top: 0.4rem;
}

.extended-text-wrapper {
  margin-bottom: 1.5rem;
}

.extended-text-header {
  display: flex;
  align-items: center;
  justify-content: space-between;
  margin-bottom: 0.5rem;
}

.word-counter {
  font-size: 0.85rem;
  font-weight: 700;
  color: var(--text-secondary);
}

.word-counter.good {
  color: var(--success-text);
}

.extended-textarea {
  width: 100%;
  padding: 1rem;
  font-size: 1rem;
  font-family: inherit;
  line-height: 1.6;
  border: 2px solid var(--border-strong);
  border-radius: var(--radius-md);
  background-color: var(--bg-surface);
  color: var(--text-primary);
  resize: vertical;
  min-height: 180px;
}

.extended-textarea:focus {
  outline: none;
  border-color: var(--primary);
}

.practice-instant-hint-bar {
  margin-top: 1rem;
  padding-top: 1rem;
  border-top: 1px solid var(--border-subtle);
}

.practice-hint-box {
  background-color: var(--bg-surface-subtle);
  border-left: 4px solid var(--primary);
  border-radius: 0 var(--radius-sm) var(--radius-sm) 0;
  padding: 0.75rem 1rem;
  margin-top: 0.6rem;
  font-size: 0.9rem;
  line-height: 1.5;
}

.formula-hint-tag {
  margin-top: 0.4rem;
  font-weight: 600;
  color: var(--primary-text);
}

.exam-bottom-bar {
  display: flex;
  align-items: center;
  justify-content: space-between;
  background-color: var(--bg-surface);
  border: 1px solid var(--border-subtle);
  border-radius: var(--radius-md);
  padding: 0.75rem 1.25rem;
  box-shadow: var(--shadow-sm);
  flex-wrap: wrap;
  gap: 1rem;
}

.nav-btn-group {
  display: flex;
  align-items: center;
  gap: 0.5rem;
}

.question-navigator-pills {
  display: flex;
  gap: 0.4rem;
  overflow-x: auto;
  padding: 0.25rem 0;
}

.q-nav-dot {
  width: 32px;
  height: 32px;
  border-radius: 50%;
  font-size: 0.8rem;
  font-weight: 700;
  background-color: var(--bg-surface-subtle);
  color: var(--text-secondary);
  border: 1px solid var(--border-subtle);
  display: flex;
  align-items: center;
  justify-content: center;
}

.q-nav-dot.active {
  border-color: var(--primary);
  background-color: var(--primary-light);
  color: var(--primary-text);
  transform: scale(1.1);
}

.q-nav-dot.answered {
  background-color: var(--primary);
  color: #ffffff;
  border-color: var(--primary);
}

.q-nav-dot.flagged {
  border-color: #eab308;
  box-shadow: 0 0 0 2px #fef08a;
}

/* ==========================================================================
   4. RESULTS VIEW
   ========================================================================== */
.results-hero {
  background-color: var(--bg-surface);
  border: 1px solid var(--border-subtle);
  border-radius: var(--radius-lg);
  padding: 2.5rem 2rem;
  box-shadow: var(--shadow-sm);
  margin-bottom: 2rem;
}

.results-badge {
  display: inline-flex;
  align-items: center;
  gap: 0.5rem;
  font-size: 0.85rem;
  font-weight: 700;
  color: var(--primary-text);
  background-color: var(--primary-light);
  padding: 0.3rem 0.75rem;
  border-radius: var(--radius-full);
  margin-bottom: 1rem;
}

.results-title {
  font-size: 2rem;
  font-weight: 800;
  margin-bottom: 0.5rem;
}

.results-desc {
  font-size: 1rem;
  color: var(--text-secondary);
  margin-bottom: 1.5rem;
}

.results-summary-cards {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(180px, 1fr));
  gap: 1rem;
  margin-bottom: 1.5rem;
}

.res-card {
  background-color: var(--bg-surface-subtle);
  border: 1px solid var(--border-subtle);
  border-radius: var(--radius-md);
  padding: 1.25rem;
  display: flex;
  flex-direction: column;
}

.res-card-label {
  font-size: 0.8rem;
  font-weight: 700;
  text-transform: uppercase;
  color: var(--text-secondary);
}

.res-card-value {
  font-size: 1.8rem;
  font-weight: 800;
  margin: 0.25rem 0;
}

.res-card-sub {
  font-size: 0.8rem;
  color: var(--text-muted);
}

.points-level-bar-card {
  background-color: var(--bg-surface-subtle);
  border: 1px solid var(--border-subtle);
  border-radius: var(--radius-md);
  padding: 1rem 1.25rem;
  margin-bottom: 1.5rem;
}

.pl-header {
  font-size: 0.85rem;
  font-weight: 700;
  color: var(--text-secondary);
  margin-bottom: 0.6rem;
}

.pl-grid {
  display: flex;
  gap: 1.5rem;
  flex-wrap: wrap;
}

.pl-item {
  display: flex;
  align-items: center;
  gap: 0.5rem;
  font-size: 0.95rem;
}

.pl-badge {
  font-size: 0.75rem;
  font-weight: 800;
  padding: 0.2rem 0.5rem;
  border-radius: 4px;
}

.pl-badge.e { background-color: var(--success-light); color: var(--success-text); }
.pl-badge.c { background-color: var(--warning-light); color: var(--warning-text); }
.pl-badge.a { background-color: #f3e8ff; color: #6b21a8; }

.results-actions {
  display: flex;
  gap: 0.75rem;
  flex-wrap: wrap;
}

.section-review {
  margin-top: 2rem;
}

.review-header {
  display: flex;
  align-items: center;
  justify-content: space-between;
  margin-bottom: 1.25rem;
}

.review-header h2 {
  font-size: 1.4rem;
  font-weight: 800;
}

.review-filters {
  display: flex;
  gap: 0.5rem;
}

.review-filter-btn {
  font-size: 0.85rem;
  font-weight: 600;
  padding: 0.35rem 0.75rem;
  border-radius: var(--radius-sm);
  background-color: var(--bg-surface);
  border: 1px solid var(--border-subtle);
  color: var(--text-secondary);
}

.review-filter-btn.active {
  background-color: var(--primary);
  color: #ffffff;
  border-color: var(--primary);
}

.review-question-list {
  display: flex;
  flex-direction: column;
  gap: 1.25rem;
}

.review-item-card {
  background-color: var(--bg-surface);
  border: 1px solid var(--border-subtle);
  border-radius: var(--radius-md);
  padding: 1.5rem;
  box-shadow: var(--shadow-sm);
}

.review-item-card.correct {
  border-left: 5px solid var(--success);
}

.review-item-card.incorrect {
  border-left: 5px solid var(--danger);
}

.review-item-top {
  display: flex;
  align-items: center;
  gap: 0.75rem;
  margin-bottom: 0.75rem;
}

.review-status-pill {
  display: inline-flex;
  align-items: center;
  gap: 0.3rem;
  font-size: 0.75rem;
  font-weight: 700;
  padding: 0.2rem 0.5rem;
  border-radius: var(--radius-sm);
}

.review-status-pill.correct {
  background-color: var(--success-light);
  color: var(--success-text);
}

.review-status-pill.incorrect {
  background-color: var(--danger-light);
  color: var(--danger-text);
}

.review-q-num {
  font-weight: 700;
  font-size: 0.9rem;
}

.review-points {
  margin-left: auto;
  font-weight: 700;
  font-size: 0.9rem;
  color: var(--text-secondary);
}

.review-prompt {
  font-size: 1rem;
  font-weight: 600;
  margin-bottom: 1rem;
}

.review-answers-box {
  background-color: var(--bg-surface-subtle);
  border-radius: var(--radius-sm);
  padding: 0.75rem 1rem;
  margin-bottom: 1rem;
}

.answer-row {
  display: flex;
  align-items: baseline;
  gap: 0.5rem;
  margin-bottom: 0.4rem;
  font-size: 0.9rem;
}

.ans-label {
  font-weight: 700;
  color: var(--text-secondary);
}

.ans-val.user.correct { color: var(--success-text); font-weight: 600; }
.ans-val.user.incorrect { color: var(--danger-text); font-weight: 600; text-decoration: line-through; }
.ans-val.correct-key { color: var(--success-text); font-weight: 700; }

.review-explanation-card {
  background-color: var(--bg-surface);
  border: 1px solid var(--border-subtle);
  border-radius: var(--radius-sm);
  padding: 0.9rem;
  font-size: 0.9rem;
  line-height: 1.5;
}

.exp-title {
  font-weight: 700;
  margin-bottom: 0.35rem;
  color: var(--primary-text);
}

.exp-formula-tag {
  margin-top: 0.5rem;
  font-weight: 600;
  color: var(--primary);
}

/* ==========================================================================
   5. PROGRESS & STATS VIEW
   ========================================================================== */
.stats-header {
  margin-bottom: 1.5rem;
}

.stats-header h1 {
  font-size: 1.8rem;
  font-weight: 800;
}

.stats-header p {
  font-size: 0.95rem;
  color: var(--text-secondary);
}

.stats-kpi-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(200px, 1fr));
  gap: 1rem;
  margin-bottom: 2rem;
}

.kpi-card {
  background-color: var(--bg-surface);
  border: 1px solid var(--border-subtle);
  border-radius: var(--radius-md);
  padding: 1.25rem;
  display: flex;
  align-items: center;
  gap: 1rem;
  box-shadow: var(--shadow-sm);
}

.kpi-icon {
  font-size: 2rem;
}

.kpi-num {
  display: block;
  font-size: 1.6rem;
  font-weight: 800;
}

.kpi-label {
  font-size: 0.8rem;
  color: var(--text-secondary);
}

.stats-subjects-section, .stats-history-section {
  margin-bottom: 2rem;
}

.stats-subjects-section h2, .history-header h2 {
  font-size: 1.3rem;
  font-weight: 800;
  margin-bottom: 1rem;
}

.history-header {
  display: flex;
  align-items: center;
  justify-content: space-between;
  margin-bottom: 1rem;
}

.stats-subject-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
  gap: 1rem;
}

.stats-sub-card {
  background-color: var(--bg-surface);
  border: 1px solid var(--border-subtle);
  border-radius: var(--radius-md);
  padding: 1.25rem;
}

.stats-sub-top {
  display: flex;
  align-items: center;
  justify-content: space-between;
  margin-bottom: 0.75rem;
}

.stats-sub-top h3 {
  font-size: 1.1rem;
  font-weight: 700;
}

.progress-bar-bg {
  height: 10px;
  background-color: var(--bg-surface-subtle);
  border-radius: var(--radius-full);
  overflow: hidden;
  margin-bottom: 0.5rem;
}

.progress-bar-fill {
  height: 100%;
  border-radius: var(--radius-full);
  transition: width 0.4s ease;
}

.progress-bar-fill.matematik { background-color: var(--subject-math); }
.progress-bar-fill.svenska { background-color: var(--subject-swe); }
.progress-bar-fill.engelska { background-color: var(--subject-eng); }

.progress-bar-labels {
  display: flex;
  align-items: center;
  justify-content: space-between;
  font-size: 0.8rem;
  color: var(--text-secondary);
  font-weight: 600;
}

.history-table-wrapper {
  background-color: var(--bg-surface);
  border: 1px solid var(--border-subtle);
  border-radius: var(--radius-md);
  overflow-x: auto;
}

.history-table {
  width: 100%;
  border-collapse: collapse;
  font-size: 0.9rem;
}

.history-table th, .history-table td {
  padding: 0.9rem 1.2rem;
  text-align: left;
  border-bottom: 1px solid var(--border-subtle);
}

.history-table th {
  background-color: var(--bg-surface-subtle);
  font-weight: 700;
  color: var(--text-secondary);
}

.grade-pill-mini {
  display: inline-block;
  font-size: 0.75rem;
  font-weight: 800;
  padding: 0.15rem 0.45rem;
  border-radius: 4px;
}

.grade-pill-mini.grade-A { background-color: #f3e8ff; color: #6b21a8; }
.grade-pill-mini.grade-B { background-color: #eff6ff; color: #1e40af; }
.grade-pill-mini.grade-C { background-color: #ecfdf5; color: #065f46; }
.grade-pill-mini.grade-D { background-color: #fffbeb; color: #92400e; }
.grade-pill-mini.grade-E { background-color: #fef2f2; color: #991b1b; }
.grade-pill-mini.grade-F { background-color: #f1f5f9; color: #475569; }

.empty-history-box {
  background-color: var(--bg-surface);
  border: 1px dashed var(--border-strong);
  border-radius: var(--radius-md);
  padding: 2.5rem;
  text-align: center;
  color: var(--text-secondary);
}