/* ====================== KANBAN BOARD STYLES ====================== */

.kanban-main {
  min-height: 100vh;
  background: linear-gradient(135deg, #667eea 0%, #764ba2 100%);
  padding: 2rem 0;
}

.kanban-header {
  max-width: 1400px;
  margin: 0 auto 2rem;
  padding: 0 2rem;
  text-align: center;
}

.kanban-header h1 {
  font-size: 3rem;
  color: white;
  margin: 0 0 0.5rem 0;
  text-shadow: 0 4px 15px rgba(0, 0, 0, 0.2);
}

.kanban-header p {
  color: rgba(255, 255, 255, 0.9);
  font-size: 1.1rem;
  margin-bottom: 2rem;
}

.header-actions {
  display: flex;
  gap: 1rem;
  justify-content: center;
  flex-wrap: wrap;
}

.btn {
  padding: 0.8rem 1.5rem;
  border: none;
  border-radius: 8px;
  font-size: 1rem;
  font-weight: 600;
  cursor: pointer;
  transition: all 0.3s ease;
  text-transform: capitalize;
}

.btn-primary {
  background: white;
  color: #667eea;
  box-shadow: 0 4px 15px rgba(0, 0, 0, 0.2);
}

.btn-primary:hover {
  transform: translateY(-2px);
  box-shadow: 0 6px 20px rgba(0, 0, 0, 0.3);
}

.btn-secondary {
  background: rgba(255, 255, 255, 0.2);
  color: white;
  border: 2px solid rgba(255, 255, 255, 0.5);
}

.btn-secondary:hover {
  background: rgba(255, 255, 255, 0.3);
  border-color: white;
}

.btn-danger {
  background: rgba(239, 68, 68, 0.2);
  color: #fecaca;
  border: 2px solid rgba(239, 68, 68, 0.5);
}

.btn-danger:hover {
  background: rgba(239, 68, 68, 0.3);
  border-color: #fecaca;
}

/* ====================== KANBAN CONTAINER ====================== */

.kanban-container {
  max-width: 1400px;
  margin: 0 auto;
  padding: 0 2rem;
  display: flex;
  gap: 2rem;
  overflow-x: auto;
  padding-bottom: 2rem;
}

.kanban-container::-webkit-scrollbar {
  height: 8px;
}

.kanban-container::-webkit-scrollbar-track {
  background: rgba(255, 255, 255, 0.1);
}

.kanban-container::-webkit-scrollbar-thumb {
  background: rgba(255, 255, 255, 0.3);
  border-radius: 4px;
}

.kanban-container::-webkit-scrollbar-thumb:hover {
  background: rgba(255, 255, 255, 0.5);
}

/* ====================== SPALTEN ====================== */

.kanban-column {
  flex: 0 0 320px;
  background: white;
  border-radius: 12px;
  box-shadow: 0 8px 25px rgba(0, 0, 0, 0.15);
  display: flex;
  flex-direction: column;
  max-height: 80vh;
  overflow: hidden;
  transition: all 0.3s ease;
}

.kanban-column.drag-over {
  background: #f0f4ff;
  box-shadow: 0 12px 35px rgba(102, 126, 234, 0.3);
  transform: scale(1.02);
}

.kanban-column-header {
  padding: 1.5rem;
  background: linear-gradient(135deg, #667eea 0%, #764ba2 100%);
  color: white;
  display: flex;
  justify-content: space-between;
  align-items: center;
  border-radius: 12px 12px 0 0;
}

.kanban-column-title {
  font-size: 1.2rem;
  font-weight: 700;
  margin: 0;
}

.column-delete-btn {
  background: rgba(255, 255, 255, 0.2);
  border: none;
  color: white;
  width: 32px;
  height: 32px;
  border-radius: 6px;
  cursor: pointer;
  font-size: 1.2rem;
  transition: all 0.2s ease;
}

.column-delete-btn:hover {
  background: rgba(255, 255, 255, 0.4);
}

.kanban-cards {
  flex: 1;
  padding: 1rem;
  display: flex;
  flex-direction: column;
  gap: 1rem;
  overflow-y: auto;
}

.kanban-cards::-webkit-scrollbar {
  width: 6px;
}

.kanban-cards::-webkit-scrollbar-track {
  background: transparent;
}

.kanban-cards::-webkit-scrollbar-thumb {
  background: #e2e8f0;
  border-radius: 3px;
}

.kanban-cards::-webkit-scrollbar-thumb:hover {
  background: #cbd5e1;
}

/* ====================== KARTEN ====================== */

.kanban-card {
  background: white;
  border: 2px solid #e2e8f0;
  border-radius: 8px;
  padding: 1rem;
  cursor: move;
  transition: all 0.2s ease;
  box-shadow: 0 4px 12px rgba(0, 0, 0, 0.08);
  position: relative;
  min-height: 60px;
  display: flex;
  justify-content: space-between;
  align-items: flex-start;
  gap: 0.5rem;
}

.kanban-card:hover {
  box-shadow: 0 8px 20px rgba(0, 0, 0, 0.15);
  border-color: #667eea;
  transform: translateY(-2px);
}

.kanban-card.dragging {
  opacity: 0.5;
  transform: rotate(5deg);
}

.kanban-card.drag-over-card {
  border-top: 3px solid #667eea;
  margin-top: 8px;
}

.card-content {
  flex: 1;
  word-break: break-word;
}

.card-text {
  margin: 0;
  color: #1e293b;
  font-size: 0.95rem;
  line-height: 1.5;
  outline: none;
  min-height: 1.5em;
}

.card-text:focus {
  background: #f0f4ff;
  padding: 0.25rem;
  border-radius: 4px;
}

.card-label {
  display: inline-block;
  padding: 0.3rem 0.6rem;
  border-radius: 4px;
  font-size: 0.75rem;
  font-weight: 600;
  color: white;
  margin-top: 0.5rem;
  cursor: pointer;
  transition: all 0.2s ease;
}

.card-label:hover {
  transform: scale(1.1);
}

.label-red {
  background: #ef4444;
}

.label-blue {
  background: #3b82f6;
}

.label-yellow {
  background: #eab308;
}

.label-green {
  background: #22c55e;
}

.label-purple {
  background: #a855f7;
}

.card-actions {
  display: flex;
  gap: 0.3rem;
  flex-direction: column;
}

.card-delete-btn {
  background: #ef4444;
  border: none;
  color: white;
  width: 28px;
  height: 28px;
  border-radius: 4px;
  cursor: pointer;
  font-size: 1rem;
  transition: all 0.2s ease;
  display: flex;
  align-items: center;
  justify-content: center;
}

.card-delete-btn:hover {
  background: #dc2626;
  transform: scale(1.15);
}

/* ====================== ADD BUTTON ====================== */

.add-card-btn {
  width: 100%;
  padding: 0.8rem;
  background: #f1f5f9;
  border: 2px dashed #cbd5e1;
  border-radius: 8px;
  color: #64748b;
  font-size: 0.95rem;
  font-weight: 600;
  cursor: pointer;
  transition: all 0.2s ease;
  margin-top: auto;
}

.add-card-btn:hover {
  background: #e2e8f0;
  border-color: #667eea;
  color: #667eea;
}

/* ====================== COLOR PICKER ====================== */

.color-picker {
  position: fixed;
  background: white;
  border-radius: 8px;
  box-shadow: 0 8px 25px rgba(0, 0, 0, 0.2);
  z-index: 1000;
  overflow: hidden;
}

.color-picker-title {
  padding: 0.8rem 1rem;
  background: #f1f5f9;
  font-size: 0.9rem;
  font-weight: 600;
  color: #475569;
  border-bottom: 1px solid #e2e8f0;
}

.color-options {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 0.5rem;
  padding: 0.8rem;
}

.color-option {
  width: 40px;
  height: 40px;
  border-radius: 6px;
  cursor: pointer;
  border: 3px solid transparent;
  transition: all 0.2s ease;
}

.color-option:hover {
  transform: scale(1.1);
}

.color-option.active {
  border-color: #1e293b;
  box-shadow: 0 0 10px rgba(0, 0, 0, 0.3);
}

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

@media (max-width: 768px) {
  .kanban-header h1 {
    font-size: 2rem;
  }

  .kanban-container {
    padding: 0 1rem;
    gap: 1rem;
  }

  .kanban-column {
    flex: 0 0 280px;
  }

  .header-actions {
    gap: 0.5rem;
  }

  .btn {
    padding: 0.6rem 1rem;
    font-size: 0.9rem;
  }
}

@media (max-width: 480px) {
  .kanban-header h1 {
    font-size: 1.5rem;
  }

  .kanban-container {
    padding: 0 0.5rem;
    gap: 0.5rem;
  }

  .kanban-column {
    flex: 0 0 250px;
  }

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

  .btn {
    width: 100%;
  }
}
