/* ===== SPRINT RETRO BOARD ===== */

.retro-config {
  margin-bottom: 24px;
}

.form-group-actions {
  flex-shrink: 0;
}

.columns-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 20px;
  margin-bottom: 24px;
}

.retro-column {
  background: var(--surface);
  border: 2px solid var(--border);
  border-radius: var(--radius);
  padding: 20px;
  min-height: 400px;
  display: flex;
  flex-direction: column;
  transition: border-color var(--transition);
}

.retro-column:hover {
  border-color: var(--primary);
}

.column-went-well {
  border-top: 4px solid var(--success);
}

.column-improve {
  border-top: 4px solid var(--warning);
}

.column-actions {
  border-top: 4px solid var(--primary);
}

.column-header {
  display: flex;
  align-items: center;
  gap: 10px;
  margin-bottom: 16px;
}

.column-icon {
  font-size: 1.4rem;
}

.column-title {
  font-size: 1rem;
  font-weight: 700;
  color: var(--text);
  flex: 1;
}

.column-count {
  background: var(--border);
  color: var(--text);
  font-size: 0.8rem;
  font-weight: 700;
  padding: 2px 10px;
  border-radius: 999px;
  min-width: 28px;
  text-align: center;
}

.column-went-well .column-count {
  background: rgba(16, 185, 129, 0.15);
  color: #065f46;
}

.column-improve .column-count {
  background: rgba(245, 158, 11, 0.15);
  color: #92400e;
}

.column-actions .column-count {
  background: rgba(102, 126, 234, 0.15);
  color: var(--primary);
}

.column-input {
  display: flex;
  gap: 8px;
  margin-bottom: 16px;
}

.column-input .form-input {
  flex: 1;
  padding: 10px 14px;
  font-size: 0.9rem;
}

.btn-add {
  width: 42px;
  height: 42px;
  border-radius: 50%;
  padding: 0;
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 1.3rem;
  flex-shrink: 0;
  background: linear-gradient(135deg, var(--primary), var(--primary-dark));
  color: white;
  border: none;
  cursor: pointer;
  transition: all var(--transition);
}

.btn-add:hover {
  transform: scale(1.1);
  box-shadow: var(--shadow-hover);
}

.column-items {
  flex: 1;
  display: flex;
  flex-direction: column;
  gap: 10px;
  overflow-y: auto;
  min-height: 60px;
}

.retro-item {
  background: var(--bg);
  border: 1px solid var(--border);
  border-radius: 10px;
  padding: 14px 16px;
  position: relative;
  transition: all 0.2s ease;
  cursor: default;
}

.retro-item:hover {
  border-color: var(--primary);
  box-shadow: var(--shadow);
}

.column-went-well .retro-item {
  border-left: 3px solid var(--success);
}

.column-improve .retro-item {
  border-left: 3px solid var(--warning);
}

.column-actions .retro-item {
  border-left: 3px solid var(--primary);
}

.retro-item-content {
  font-size: 0.92rem;
  color: var(--text);
  line-height: 1.5;
  padding-right: 24px;
}

.retro-item-actions {
  position: absolute;
  top: 8px;
  right: 8px;
  display: flex;
  gap: 4px;
  opacity: 0;
  transition: opacity 0.2s ease;
}

.retro-item:hover .retro-item-actions {
  opacity: 1;
}

.retro-item-btn {
  width: 24px;
  height: 24px;
  border: none;
  background: var(--surface);
  border-radius: 6px;
  cursor: pointer;
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 0.75rem;
  color: var(--muted);
  transition: all 0.2s ease;
  padding: 0;
}

.retro-item-btn:hover {
  background: var(--danger);
  color: white;
}

.retro-item-btn.retro-item-upvote:hover {
  background: var(--success);
  color: white;
}

.retro-item-votes {
  display: inline-flex;
  align-items: center;
  gap: 4px;
  margin-top: 6px;
  font-size: 0.8rem;
  color: var(--muted);
  font-weight: 600;
}

.retro-item-votes .vote-count {
  background: rgba(102, 126, 234, 0.1);
  padding: 2px 8px;
  border-radius: 999px;
  color: var(--primary);
}

.empty-column {
  text-align: center;
  padding: 24px 16px;
  color: var(--muted);
  font-size: 0.9rem;
}

.empty-column-icon {
  font-size: 2rem;
  margin-bottom: 8px;
  opacity: 0.4;
}

.retro-actions-bar {
  display: flex;
  gap: 12px;
  justify-content: center;
  margin-top: 8px;
}

/* ===== HISTORY ===== */
.history-list {
  display: flex;
  flex-direction: column;
  gap: 16px;
  margin-bottom: 24px;
}

.history-item {
  background: var(--surface);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  padding: 24px;
  transition: all var(--transition);
}

.history-item:hover {
  border-color: var(--primary);
  box-shadow: var(--shadow-hover);
}

.history-item-header {
  display: flex;
  justify-content: space-between;
  align-items: center;
  margin-bottom: 16px;
  flex-wrap: wrap;
  gap: 8px;
}

.history-item-title {
  font-size: 1.15rem;
  font-weight: 700;
  color: var(--text);
}

.history-item-date {
  font-size: 0.85rem;
  color: var(--muted);
}

.history-columns {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 16px;
}

.history-column {
  padding: 12px;
  border-radius: 10px;
  background: var(--bg);
}

.history-column-went-well {
  border-left: 3px solid var(--success);
}

.history-column-improve {
  border-left: 3px solid var(--warning);
}

.history-column-actions {
  border-left: 3px solid var(--primary);
}

.history-column h4 {
  font-size: 0.85rem;
  font-weight: 600;
  color: var(--text);
  margin-bottom: 8px;
}

.history-column ul {
  list-style: none;
  padding: 0;
  margin: 0;
}

.history-column li {
  font-size: 0.85rem;
  color: var(--muted);
  padding: 4px 0;
  border-bottom: 1px solid var(--border);
}

.history-column li:last-child {
  border-bottom: none;
}

.history-item-footer {
  display: flex;
  gap: 8px;
  margin-top: 16px;
  justify-content: flex-end;
}

/* ===== GUIDE ===== */
.tips-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
  gap: 16px;
  margin-top: 20px;
}

.tip-item {
  display: flex;
  gap: 12px;
  padding: 16px;
  background: var(--bg);
  border-radius: var(--radius);
  border: 1px solid var(--border);
  transition: all var(--transition);
}

.tip-item:hover {
  border-color: var(--primary);
}

.tip-icon {
  font-size: 1.5rem;
  flex-shrink: 0;
}

.tip-item h4 {
  font-size: 0.95rem;
  font-weight: 600;
  color: var(--text);
  margin-bottom: 4px;
}

.tip-item p {
  font-size: 0.85rem;
  color: var(--muted);
  line-height: 1.5;
}

.form-row {
  display: flex;
  gap: 16px;
  flex-wrap: wrap;
  align-items: flex-end;
}

.form-group-grow {
  flex: 1;
  min-width: 200px;
}

/* ===== RESPONSIVE ===== */
@media (max-width: 900px) {
  .columns-grid {
    grid-template-columns: 1fr;
  }

  .history-columns {
    grid-template-columns: 1fr;
  }
}

@media (max-width: 768px) {
  .retro-column {
    min-height: 200px;
  }

  .tips-grid {
    grid-template-columns: 1fr;
  }
}