/* Toolkit page: header glow, galaxy background canvas, skills list,
   projects grid, and shared modal/form styles. */

.toolkit-canvas {
  position: fixed;
  inset: 0;
  z-index: -1;
  pointer-events: none;
}

.toolkit-page {
  padding: var(--space-5) 0 var(--space-6);
}

.toolkit-header {
  display: flex;
  align-items: center;
  gap: var(--space-2);
  margin-bottom: var(--space-2);
}

.toolkit-header__glow {
  width: 28px;
  height: 28px;
  border-radius: 50%;
  background: radial-gradient(circle, rgba(0, 47, 167, 0.9), transparent 70%);
  animation: breathe 4s ease-in-out infinite alternate;
}

.toolkit-header__title {
  font-size: 2.4rem;
}

.toolkit-auth {
  display: flex;
  justify-content: flex-end;
  margin-bottom: var(--space-3);
}

.toolkit-login-btn,
.toolkit-logout-btn {
  background: none;
  border: none;
  padding: var(--space-1) var(--space-2);
  font-size: 0.8rem;
  color: var(--color-text-muted);
  cursor: pointer;
  text-decoration: underline;
  text-underline-offset: 2px;
}

.toolkit-login-btn:hover,
.toolkit-logout-btn:hover {
  color: var(--color-klein-blue);
}

.toolkit-divider {
  height: 1px;
  background: rgba(0, 0, 0, 0.08);
  margin: var(--space-4) 0;
}

.toolkit-section-header {
  display: flex;
  justify-content: space-between;
  align-items: center;
  margin-bottom: var(--space-3);
}

.toolkit-section-title {
  font-size: 1.6rem;
}

.toolkit-add-btn {
  display: flex;
  align-items: center;
  gap: 6px;
  border: none;
  background: none;
  color: var(--color-text-muted);
  font-size: 0.85rem;
  cursor: pointer;
  transition: color var(--transition-fast);
}

.toolkit-add-btn:hover {
  color: var(--color-klein-blue);
}

.toolkit-add-btn svg {
  width: 16px;
  height: 16px;
  stroke: currentColor;
  stroke-width: 2;
  fill: none;
}

.toolkit-skills {
  display: flex;
  flex-direction: column;
}

.skill-row {
  display: flex;
  align-items: baseline;
  justify-content: space-between;
  gap: var(--space-2);
  padding: 14px 0;
  border-bottom: 1px solid rgba(0, 0, 0, 0.08);
  text-decoration: none;
  color: inherit;
  transition: background var(--transition-fast), padding var(--transition-fast);
}

.skill-row:last-child {
  border-bottom: none;
}

.skill-row:hover {
  background: rgba(0, 47, 167, 0.03);
  padding-left: 12px;
  padding-right: 12px;
  margin: 0 -12px;
  border-radius: var(--radius-md);
}

.skill-main {
  display: flex;
  align-items: baseline;
  gap: var(--space-2);
  flex: 1;
  min-width: 0;
}

.skill-name {
  font-weight: 700;
  color: var(--color-text);
  white-space: nowrap;
}

.skill-desc {
  font-size: 0.9rem;
  color: var(--color-text-muted);
}

.skill-row__end {
  display: flex;
  align-items: center;
  gap: var(--space-1);
  flex-shrink: 0;
}

.skill-tags {
  display: flex;
  gap: 10px;
}

.skill-tag {
  font-size: 0.7rem;
  letter-spacing: 0.05em;
  text-transform: uppercase;
  color: var(--color-text-muted);
}

.skill-delete,
.project-delete {
  border: none;
  background: none;
  cursor: pointer;
  padding: 4px;
  color: var(--color-text-muted);
  transition: color var(--transition-fast);
}

.skill-delete:hover,
.project-delete:hover {
  color: #b3261e;
}

.skill-delete svg,
.project-delete svg {
  width: 14px;
  height: 14px;
  stroke: currentColor;
  stroke-width: 2;
  fill: none;
}

.toolkit-projects {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: var(--space-3);
}

.project-card {
  position: relative;
  background: var(--color-surface);
  border-radius: var(--radius-lg);
  border: 1px solid rgba(0, 0, 0, 0.06);
  transition: transform var(--transition-fast), box-shadow var(--transition-fast);
}

.project-card:hover {
  transform: translateY(-4px);
  box-shadow: 0 16px 32px rgba(0, 0, 0, 0.1);
}

.project-card__link {
  display: block;
  text-decoration: none;
  color: inherit;
}

.project-content {
  padding: var(--space-3);
}

.project-name {
  font-size: 1.1rem;
  margin-bottom: var(--space-1);
}

.project-desc {
  font-size: 0.9rem;
  color: var(--color-text-muted);
  margin-bottom: var(--space-2);
}

.project-badges {
  display: flex;
  flex-wrap: wrap;
  gap: 8px;
}

.project-badge {
  padding: 4px 12px;
  border-radius: 999px;
  background: var(--color-klein-blue-soft);
  font-size: 0.7rem;
  letter-spacing: 0.03em;
  color: var(--color-klein-blue);
}

.project-delete {
  position: absolute;
  top: 10px;
  right: 10px;
  z-index: 2;
  opacity: 0;
  background: rgba(255, 255, 255, 0.9);
  border-radius: 50%;
  transition: opacity var(--transition-fast);
}

.project-card:hover .project-delete {
  opacity: 1;
}

.toolkit-empty {
  text-align: center;
  padding: var(--space-4) 0;
  color: var(--color-text-muted);
}

.toolkit-modal-backdrop {
  position: fixed;
  inset: 0;
  background: rgba(10, 10, 10, 0.5);
  display: flex;
  align-items: center;
  justify-content: center;
  padding: var(--space-3);
  z-index: 100;
}

.toolkit-modal-backdrop[hidden] {
  display: none;
}

.toolkit-modal {
  background: var(--color-surface);
  border-radius: var(--radius-lg);
  max-width: 480px;
  width: 100%;
  max-height: 85vh;
  overflow-y: auto;
  padding: var(--space-4);
}

.toolkit-modal__header {
  display: flex;
  align-items: center;
  justify-content: space-between;
  margin-bottom: var(--space-3);
}

.toolkit-modal__header h2 {
  margin: 0;
  font-size: 1.3rem;
}

.toolkit-modal__close {
  background: none;
  border: none;
  font-size: 1.4rem;
  line-height: 1;
  cursor: pointer;
  color: var(--color-text-muted);
}

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

.toolkit-form__field {
  display: flex;
  flex-direction: column;
  gap: 4px;
  font-size: 0.8rem;
  color: var(--color-text-muted);
}

.toolkit-form__field input,
.toolkit-form__field textarea {
  font-family: var(--font-body);
  font-size: 0.9rem;
  padding: var(--space-1) var(--space-2);
  border: 1px solid rgba(0, 0, 0, 0.12);
  border-radius: 8px;
  background: var(--color-bg);
  color: var(--color-text);
}

.toolkit-form__field textarea {
  resize: vertical;
  min-height: 70px;
}

.toolkit-tags-input {
  display: flex;
  flex-wrap: wrap;
  gap: 8px;
  padding: 8px 10px;
  border: 1px solid rgba(0, 0, 0, 0.12);
  border-radius: 8px;
  background: var(--color-bg);
  min-height: 44px;
  align-items: center;
}

.toolkit-tags-input:focus-within {
  border-color: var(--color-klein-blue);
}

.toolkit-tag-chip {
  display: flex;
  align-items: center;
  gap: 4px;
  padding: 4px 10px;
  border-radius: 999px;
  background: var(--color-klein-blue-soft);
  font-size: 0.7rem;
  color: var(--color-klein-blue);
}

.toolkit-tag-chip__remove {
  cursor: pointer;
  font-size: 0.9rem;
  line-height: 1;
}

.toolkit-tag-field {
  border: none;
  background: transparent;
  outline: none;
  font-size: 0.85rem;
  color: var(--color-text);
  flex: 1;
  min-width: 80px;
  padding: 4px;
}

.toolkit-form__error {
  color: #b3261e;
  font-size: 0.8rem;
  margin: 0;
}

.toolkit-form__error[hidden] {
  display: none;
}

.toolkit-form__actions {
  display: flex;
  justify-content: flex-end;
  gap: var(--space-2);
}

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

  .skill-main {
    flex-direction: column;
    gap: 2px;
  }

  .skill-row {
    flex-direction: column;
    align-items: flex-start;
    gap: var(--space-1);
  }

  .skill-row__end {
    align-self: flex-end;
  }
}

@media (prefers-reduced-motion: reduce) {
  .toolkit-header__glow {
    animation: none;
  }
}