/* ============================================
   Pal Optimizer Tool Styles
   Based on design document section 4.3
   ============================================ */

/* Tool Hero Section */
.tool-hero {
  background: linear-gradient(135deg, var(--primary-50) 0%, var(--bg-primary) 100%);
  padding: var(--space-6) 0 var(--space-8);
  border-bottom: 1px solid var(--border-color);
}

.tool-hero__content {
  margin-top: var(--space-6);
}

.tool-hero__header {
  display: flex;
  justify-content: space-between;
  align-items: center;
  flex-wrap: wrap;
  gap: var(--space-4);
  margin-bottom: var(--space-3);
}

.tool-hero__title {
  font-size: 32px;
  font-weight: 800;
  color: var(--text-primary);
  margin: 0;
}

.tool-hero__actions {
  display: flex;
  gap: var(--space-3);
}

.tool-hero__description {
  font-size: 18px;
  color: var(--text-secondary);
  margin: 0;
}

/* Breadcrumb */
.breadcrumb {
  margin-bottom: var(--space-4);
}

.breadcrumb__list {
  display: flex;
  list-style: none;
  padding: 0;
  margin: 0;
  gap: var(--space-2);
  font-size: 14px;
}

.breadcrumb__item {
  display: flex;
  align-items: center;
  gap: var(--space-2);
}

.breadcrumb__item:not(:last-child)::after {
  content: '>';
  color: var(--text-tertiary);
}

.breadcrumb__item a {
  color: var(--text-secondary);
  text-decoration: none;
  transition: color 0.2s;
}

.breadcrumb__item a:hover {
  color: var(--primary);
}

.breadcrumb__item--active {
  color: var(--text-primary);
  font-weight: 500;
}

/* Main Optimizer Layout */
.optimizer-main {
  padding: var(--space-8) 0;
}

.optimizer-layout {
  display: grid;
  grid-template-columns: 320px 1fr;
  gap: var(--space-8);
  align-items: start;
}

@media (max-width: 1024px) {
  .optimizer-layout {
    grid-template-columns: 280px 1fr;
    gap: var(--space-6);
  }
}

@media (max-width: 768px) {
  .optimizer-layout {
    grid-template-columns: 1fr;
  }
}

/* Configuration Panel */
.config-panel {
  background: var(--bg-primary);
  border: 1px solid var(--border-color);
  border-radius: var(--radius-xl);
  padding: var(--space-6);
  position: sticky;
  top: 80px;
  box-shadow: var(--shadow-sm);
}

.config-section {
  margin-bottom: var(--space-6);
}

.config-section:last-of-type {
  margin-bottom: var(--space-8);
}

.config-section__title {
  font-size: 14px;
  font-weight: 600;
  color: var(--text-primary);
  margin-bottom: var(--space-3);
}

/* Team Size Selector */
.team-size-selector {
  display: flex;
  gap: var(--space-2);
}

.size-btn {
  flex: 1;
  padding: var(--space-3);
  border: 2px solid var(--border-color);
  border-radius: var(--radius-lg);
  background: var(--bg-primary);
  color: var(--text-secondary);
  font-size: 16px;
  font-weight: 600;
  cursor: pointer;
  transition: all 0.2s;
}

.size-btn:hover {
  border-color: var(--primary-200);
  color: var(--primary);
}

.size-btn.active {
  border-color: var(--primary);
  background: var(--primary-50);
  color: var(--primary);
}

/* Focus Selector */
.focus-selector {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: var(--space-2);
}

.focus-btn {
  padding: var(--space-3) var(--space-2);
  border: 2px solid var(--border-color);
  border-radius: var(--radius-lg);
  background: var(--bg-primary);
  color: var(--text-secondary);
  font-size: 13px;
  font-weight: 500;
  cursor: pointer;
  transition: all 0.2s;
  text-align: center;
}

.focus-btn:hover {
  border-color: var(--primary-200);
  color: var(--primary);
}

.focus-btn.active {
  border-color: var(--primary);
  background: var(--primary-50);
  color: var(--primary);
}

/* Quality Selector */
.quality-selector {
  display: flex;
  gap: var(--space-1);
}

.quality-btn {
  flex: 1;
  padding: var(--space-2);
  border: 2px solid var(--border-color);
  border-radius: var(--radius-md);
  background: var(--bg-primary);
  color: var(--text-secondary);
  font-size: 12px;
  cursor: pointer;
  transition: all 0.2s;
  text-align: center;
}

.quality-btn:hover {
  border-color: var(--warning);
  color: var(--warning);
}

.quality-btn.active {
  border-color: var(--warning);
  background: linear-gradient(135deg, #fef3c7 0%, #fde68a 100%);
  color: var(--warning);
}

/* Skills Selector */
.skills-selector {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: var(--space-2);
}

.skill-checkbox {
  display: flex;
  align-items: center;
  gap: var(--space-2);
  padding: var(--space-2);
  border: 1px solid var(--border-color);
  border-radius: var(--radius-md);
  cursor: pointer;
  transition: all 0.2s;
  font-size: 13px;
  color: var(--text-secondary);
}

.skill-checkbox:hover {
  border-color: var(--primary-200);
  background: var(--bg-secondary);
}

.skill-checkbox input[type="checkbox"] {
  width: 16px;
  height: 16px;
  accent-color: var(--primary);
}

.skill-checkbox:has(input:checked) {
  border-color: var(--primary);
  background: var(--primary-50);
  color: var(--primary);
}

/* Elements Selector */
.elements-selector {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: var(--space-2);
}

.element-btn {
  aspect-ratio: 1;
  border: 2px solid var(--border-color);
  border-radius: var(--radius-lg);
  background: var(--bg-primary);
  font-size: 20px;
  cursor: pointer;
  transition: all 0.2s;
  display: flex;
  align-items: center;
  justify-content: center;
}

.element-btn:hover {
  border-color: var(--primary-200);
  transform: scale(1.05);
}

.element-btn.active {
  border-color: var(--primary);
  background: var(--primary-50);
  box-shadow: 0 0 0 3px var(--primary-100);
}

/* Optimize Button */
.btn--optimize {
  width: 100%;
  padding: var(--space-4);
  font-size: 16px;
  font-weight: 600;
  display: flex;
  align-items: center;
  justify-content: center;
  gap: var(--space-2);
}

.btn--optimize:hover .btn__icon {
  animation: spin 0.5s ease;
}

@keyframes spin {
  from { transform: rotate(0deg); }
  to { transform: rotate(360deg); }
}

/* Results Panel */
.results-panel {
  display: flex;
  flex-direction: column;
  gap: var(--space-6);
}

/* Team Score Card */
.team-score-card {
  background: linear-gradient(145deg, var(--bg-primary) 0%, var(--bg-secondary) 100%);
  border: 1px solid var(--border-color);
  border-radius: var(--radius-xl);
  padding: var(--space-6);
  box-shadow: var(--shadow-md);
}

.team-score__header {
  display: flex;
  justify-content: space-between;
  align-items: center;
  margin-bottom: var(--space-2);
}

.team-score__header h3 {
  font-size: 18px;
  font-weight: 600;
  color: var(--text-primary);
  margin: 0;
}

.team-score__value {
  font-size: 28px;
  font-weight: 800;
  color: var(--primary);
}

.team-score__stars {
  font-size: 20px;
  margin-bottom: var(--space-6);
  letter-spacing: 2px;
}

/* Team Stats */
.team-stats {
  display: flex;
  flex-direction: column;
  gap: var(--space-4);
}

.team-stat {
  display: grid;
  grid-template-columns: 100px 1fr 40px;
  align-items: center;
  gap: var(--space-3);
}

.team-stat__label {
  font-size: 14px;
  color: var(--text-secondary);
  font-weight: 500;
}

.team-stat__bar {
  height: 8px;
  background: var(--bg-tertiary);
  border-radius: var(--radius-full);
  overflow: hidden;
}

.team-stat__fill {
  height: 100%;
  background: linear-gradient(90deg, var(--primary) 0%, var(--primary-300) 100%);
  border-radius: var(--radius-full);
  transition: width 0.5s ease;
}

.team-stat__value {
  font-size: 14px;
  font-weight: 600;
  color: var(--text-primary);
  text-align: right;
}

/* Recommended Team */
.recommended-team {
  background: var(--bg-primary);
  border: 1px solid var(--border-color);
  border-radius: var(--radius-xl);
  padding: var(--space-6);
}

.recommended-team__title {
  font-size: 18px;
  font-weight: 600;
  color: var(--text-primary);
  margin-bottom: var(--space-4);
}

.team-slots {
  display: flex;
  flex-direction: column;
  gap: var(--space-3);
}

.team-slot {
  display: grid;
  grid-template-columns: 40px 80px 1fr auto;
  align-items: center;
  gap: var(--space-4);
  padding: var(--space-4);
  background: var(--bg-secondary);
  border: 1px solid var(--border-color);
  border-radius: var(--radius-lg);
  transition: all 0.2s;
}

.team-slot:hover {
  border-color: var(--primary-200);
  box-shadow: var(--shadow-sm);
}

.team-slot--empty {
  background: var(--bg-tertiary);
  border-style: dashed;
}

.team-slot__number {
  width: 32px;
  height: 32px;
  display: flex;
  align-items: center;
  justify-content: center;
  background: var(--primary);
  color: white;
  font-size: 14px;
  font-weight: 700;
  border-radius: var(--radius-full);
}

.team-slot__placeholder {
  grid-column: 2 / -1;
  color: var(--text-tertiary);
  font-size: 14px;
}

.team-slot__image {
  width: 64px;
  height: 64px;
  border-radius: var(--radius-lg);
  object-fit: cover;
  background: var(--bg-tertiary);
  border: 2px solid var(--border-color);
}

.team-slot__info {
  display: flex;
  flex-direction: column;
  gap: var(--space-1);
}

.team-slot__name {
  font-size: 16px;
  font-weight: 600;
  color: var(--text-primary);
  margin: 0;
}

.team-slot__meta {
  font-size: 13px;
  color: var(--text-secondary);
  display: flex;
  gap: var(--space-3);
}

.team-slot__quality {
  color: var(--warning);
}

.team-slot__skills {
  font-size: 12px;
  color: var(--text-tertiary);
}

.team-slot__actions {
  display: flex;
  gap: var(--space-2);
}

.btn--sm {
  padding: var(--space-2) var(--space-3);
  font-size: 12px;
}

/* Results Actions */
.results-actions {
  display: flex;
  gap: var(--space-3);
  justify-content: center;
}

/* Analysis Section */
.analysis-section {
  padding: var(--space-8) 0 var(--space-12);
  background: var(--bg-secondary);
  border-top: 1px solid var(--border-color);
}

.analysis-tabs {
  display: flex;
  gap: var(--space-2);
  margin-bottom: var(--space-6);
  border-bottom: 2px solid var(--border-color);
  padding-bottom: var(--space-2);
  overflow-x: auto;
}

.analysis-tab {
  padding: var(--space-3) var(--space-4);
  border: none;
  background: transparent;
  color: var(--text-secondary);
  font-size: 14px;
  font-weight: 500;
  cursor: pointer;
  transition: all 0.2s;
  white-space: nowrap;
  border-radius: var(--radius-md);
}

.analysis-tab:hover {
  color: var(--primary);
  background: var(--primary-50);
}

.analysis-tab.active {
  color: var(--primary);
  background: var(--primary-50);
  font-weight: 600;
}

.analysis-content {
  background: var(--bg-primary);
  border: 1px solid var(--border-color);
  border-radius: var(--radius-xl);
  padding: var(--space-6);
  min-height: 300px;
}

.analysis-panel {
  display: none;
}

.analysis-panel.active {
  display: block;
}

.analysis-panel h3 {
  font-size: 20px;
  font-weight: 600;
  color: var(--text-primary);
  margin-bottom: var(--space-3);
}

.analysis-panel > p {
  color: var(--text-secondary);
  margin-bottom: var(--space-6);
}

/* Overview Stats */
.overview-stats {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(200px, 1fr));
  gap: var(--space-6);
  margin-top: var(--space-6);
}

.overview-stat {
  text-align: center;
  padding: var(--space-6);
  background: var(--bg-secondary);
  border: 1px solid var(--border-color);
  border-radius: var(--radius-xl);
}

.overview-stat__value {
  display: block;
  font-size: 36px;
  font-weight: 800;
  color: var(--primary);
  line-height: 1;
  margin-bottom: var(--space-2);
}

.overview-stat__label {
  font-size: 14px;
  color: var(--text-secondary);
}

/* Skills Coverage */
.skills-coverage {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(150px, 1fr));
  gap: var(--space-4);
}

.skill-coverage-item {
  display: flex;
  align-items: center;
  gap: var(--space-3);
  padding: var(--space-3);
  background: var(--bg-secondary);
  border-radius: var(--radius-lg);
}

.skill-coverage-item__icon {
  font-size: 24px;
}

.skill-coverage-item__info {
  flex: 1;
}

.skill-coverage-item__name {
  font-size: 14px;
  font-weight: 500;
  color: var(--text-primary);
}

.skill-coverage-item__count {
  font-size: 12px;
  color: var(--text-tertiary);
}

/* Elements Coverage */
.elements-coverage {
  display: flex;
  flex-wrap: wrap;
  gap: var(--space-4);
}

.element-coverage-item {
  display: flex;
  align-items: center;
  gap: var(--space-3);
  padding: var(--space-4);
  background: var(--bg-secondary);
  border-radius: var(--radius-xl);
  min-width: 120px;
}

.element-coverage-item__icon {
  font-size: 32px;
}

.element-coverage-item__info {
  text-align: center;
}

.element-coverage-item__name {
  font-size: 14px;
  font-weight: 500;
  color: var(--text-primary);
}

.element-coverage-item__count {
  font-size: 20px;
  font-weight: 700;
  color: var(--primary);
}

/* Text Muted */
.text-muted {
  color: var(--text-tertiary);
  font-style: italic;
}

/* Modal */
.modal {
  display: none;
  position: fixed;
  top: 0;
  left: 0;
  right: 0;
  bottom: 0;
  z-index: 1000;
  align-items: center;
  justify-content: center;
}

.modal.active {
  display: flex;
}

.modal__overlay {
  position: absolute;
  top: 0;
  left: 0;
  right: 0;
  bottom: 0;
  background: rgba(0, 0, 0, 0.5);
}

.modal__content {
  position: relative;
  background: var(--bg-primary);
  border-radius: var(--radius-xl);
  width: 90%;
  max-width: 600px;
  max-height: 80vh;
  overflow: hidden;
  box-shadow: var(--shadow-xl);
  animation: modalSlideIn 0.3s ease;
}

@keyframes modalSlideIn {
  from {
    opacity: 0;
    transform: translateY(-20px);
  }
  to {
    opacity: 1;
    transform: translateY(0);
  }
}

.modal__header {
  display: flex;
  justify-content: space-between;
  align-items: center;
  padding: var(--space-5) var(--space-6);
  border-bottom: 1px solid var(--border-color);
}

.modal__header h3 {
  font-size: 20px;
  font-weight: 600;
  color: var(--text-primary);
  margin: 0;
}

.modal__close {
  background: none;
  border: none;
  font-size: 28px;
  color: var(--text-tertiary);
  cursor: pointer;
  padding: 0;
  width: 32px;
  height: 32px;
  display: flex;
  align-items: center;
  justify-content: center;
  border-radius: var(--radius-md);
  transition: all 0.2s;
}

.modal__close:hover {
  background: var(--bg-secondary);
  color: var(--text-primary);
}

.modal__body {
  padding: var(--space-6);
  overflow-y: auto;
  max-height: calc(80vh - 80px);
}

.modal__body h4 {
  font-size: 16px;
  font-weight: 600;
  color: var(--text-primary);
  margin: var(--space-4) 0 var(--space-3);
}

.modal__body h4:first-child {
  margin-top: 0;
}

.modal__body ol,
.modal__body ul {
  padding-left: var(--space-5);
  color: var(--text-secondary);
  line-height: 1.8;
}

/* Detailed Stats Table */
.detailed-stats-table {
  overflow-x: auto;
}

.detailed-stats-table table {
  width: 100%;
  border-collapse: collapse;
  font-size: 14px;
}

.detailed-stats-table th,
.detailed-stats-table td {
  padding: var(--space-3) var(--space-4);
  text-align: left;
  border-bottom: 1px solid var(--border-color);
}

.detailed-stats-table th {
  background: var(--bg-secondary);
  font-weight: 600;
  color: var(--text-primary);
}

.detailed-stats-table td {
  color: var(--text-secondary);
}

.detailed-stats-table tr:hover td {
  background: var(--bg-secondary);
}

/* Notification Animations */
@keyframes slideIn {
  from {
    opacity: 0;
    transform: translateX(100px);
  }
  to {
    opacity: 1;
    transform: translateX(0);
  }
}

@keyframes slideOut {
  from {
    opacity: 1;
    transform: translateX(0);
  }
  to {
    opacity: 0;
    transform: translateX(100px);
  }
}

/* Team Stat Fill Colors */
.team-stat__fill--excellent {
  background: linear-gradient(90deg, #10b981 0%, #34d399 100%);
}

.team-stat__fill--good {
  background: linear-gradient(90deg, var(--primary) 0%, var(--primary-300) 100%);
}

.team-stat__fill--average {
  background: linear-gradient(90deg, #f59e0b 0%, #fbbf24 100%);
}

.team-stat__fill--poor {
  background: linear-gradient(90deg, #ef4444 0%, #f87171 100%);
}

/* Loading State */
.team-slot--loading {
  background: var(--bg-secondary);
  border-style: dashed;
  animation: pulse 1.5s ease-in-out infinite;
}

@keyframes pulse {
  0%, 100% {
    opacity: 1;
  }
  50% {
    opacity: 0.6;
  }
}

.modal__body li {
  margin-bottom: var(--space-2);
}

.modal__body strong {
  color: var(--text-primary);
}

/* Mobile Responsive */
@media (max-width: 768px) {
  .tool-hero__header {
    flex-direction: column;
    align-items: flex-start;
  }

  .tool-hero__title {
    font-size: 24px;
  }

  .config-panel {
    position: static;
  }

  .focus-selector {
    grid-template-columns: 1fr;
  }

  .skills-selector {
    grid-template-columns: 1fr;
  }

  .team-slot {
    grid-template-columns: 32px 60px 1fr;
    grid-template-rows: auto auto;
  }

  .team-slot__number {
    grid-row: 1 / 3;
  }

  .team-slot__image {
    width: 60px;
    height: 60px;
    grid-row: 1 / 3;
  }

  .team-slot__actions {
    grid-column: 1 / -1;
    justify-content: flex-end;
    margin-top: var(--space-2);
  }

  .team-stat {
    grid-template-columns: 80px 1fr 35px;
  }

  .results-actions {
    flex-direction: column;
  }

  .analysis-tabs {
    padding-bottom: var(--space-1);
  }

  .analysis-tab {
    padding: var(--space-2) var(--space-3);
    font-size: 13px;
  }

  .overview-stats {
    grid-template-columns: 1fr;
  }
}

/* Print Styles */
@media print {
  .config-panel,
  .results-actions,
  .analysis-tabs,
  .tool-hero__actions,
  #help-btn,
  #save-btn {
    display: none !important;
  }

  .optimizer-layout {
    grid-template-columns: 1fr;
  }

  .analysis-panel {
    display: block !important;
    page-break-inside: avoid;
  }
}