/* === Tool Details Panel === */

/* Overlay backdrop (mobile) */
#panel-overlay {
  display: none;
  position: fixed;
  inset: 0;
  background: rgba(0, 0, 0, 0.5);
  z-index: 199;
}

#panel-overlay.visible {
  display: block;
}

/* Panel container */
#tool-panel {
  position: fixed;
  top: 0;
  right: 0;
  width: 340px;
  height: 100vh;
  overflow-y: auto;
  background: var(--color-surface);
  border-left: 1px solid var(--color-border);
  box-shadow: var(--shadow-md);
  z-index: 200;
  display: flex;
  flex-direction: column;
  transform: translateX(100%);
  transition: transform 250ms ease;
  will-change: transform;
}

#tool-panel.open {
  transform: translateX(0);
}

/* Header bar */
#panel-header {
  display: flex;
  align-items: flex-start;
  justify-content: space-between;
  gap: var(--space-3);
  padding: var(--space-4);
  border-bottom: 1px solid var(--color-border);
  flex-shrink: 0;
}

#panel-title {
  font-size: var(--font-size-lg);
  font-weight: bold;
  color: var(--color-text-primary);
  line-height: 1.3;
  word-break: break-word;
}

#panel-close {
  background: none;
  border: none;
  color: var(--color-text-secondary);
  font-size: 20px;
  line-height: 1;
  cursor: pointer;
  padding: 2px var(--space-1);
  border-radius: var(--radius-sm);
  flex-shrink: 0;
}

#panel-close:hover {
  color: var(--color-text-primary);
  background: var(--color-bg);
}

/* Panel body sections */
#panel-body {
  flex: 1;
  padding: var(--space-4);
  display: flex;
  flex-direction: column;
  gap: var(--space-4);
  overflow-y: auto;
}

/* Breadcrumb */
#panel-breadcrumb {
  font-size: var(--font-size-sm);
  color: var(--color-text-secondary);
  line-height: 1.5;
}

#panel-breadcrumb.empty {
  display: none;
}

/* Badges */
#panel-badges {
  display: flex;
  flex-wrap: wrap;
  gap: var(--space-2);
}

#panel-badges.empty {
  display: none;
}

/* Description */
#panel-description-section {
  display: flex;
  flex-direction: column;
  gap: var(--space-2);
}

#panel-description-section.empty {
  display: none;
}

.panel-section-label {
  font-size: var(--font-size-sm);
  font-weight: bold;
  color: var(--color-text-secondary);
  text-transform: uppercase;
  letter-spacing: 0.05em;
}

#panel-description {
  font-size: var(--font-size-base);
  color: var(--color-text-primary);
  line-height: 1.5;
}

/* Usage context */
#panel-usage-section {
  display: flex;
  flex-direction: column;
  gap: var(--space-2);
}

#panel-usage-section.empty {
  display: none;
}

#panel-usage {
  font-size: var(--font-size-base);
  color: var(--color-text-primary);
  line-height: 1.5;
}

/* OPSEC notes */
#panel-opsec-section {
  display: flex;
  flex-direction: column;
  gap: var(--space-2);
}

#panel-opsec-section.empty {
  display: none;
}

#panel-opsec {
  font-size: var(--font-size-base);
  color: var(--color-text-primary);
  line-height: 1.5;
  border-left: 3px solid var(--badge-T);
  padding-left: var(--space-3);
}

/* Rating */
#panel-rating-section {
  display: flex;
  flex-direction: column;
  gap: var(--space-2);
}

#panel-rating-section.empty {
  display: none;
}

#panel-rating {
  font-size: var(--font-size-base);
  color: var(--color-text-primary);
}

/* CTA button */
#panel-cta-section {
  margin-top: auto;
  padding-top: var(--space-4);
  border-top: 1px solid var(--color-border);
  flex-shrink: 0;
}

#panel-cta-section.empty {
  display: none;
}

#panel-open-tool {
  display: block;
  width: 100%;
  padding: var(--space-3) var(--space-4);
  background: var(--color-accent);
  color: #fff;
  border: none;
  border-radius: var(--radius-md);
  font-size: var(--font-size-base);
  font-family: var(--font-family);
  font-weight: bold;
  cursor: pointer;
  text-align: center;
  text-decoration: none;
}

#panel-open-tool:hover {
  opacity: 0.88;
}

/* Report link */
#panel-report-section {
  text-align: center;
}

#panel-report-link {
  font-size: var(--font-size-sm);
  color: var(--color-text-secondary);
  text-decoration: none;
}

#panel-report-link:hover {
  color: var(--color-node-stroke);
}

/* Node selection ring */
.node circle.selected-ring {
  stroke: var(--color-accent);
  stroke-width: 3px;
}

/* Mobile: bottom-sheet */
@media (max-width: 768px) {
  #tool-panel {
    width: 100vw;
    height: 80vh;
    top: auto;
    bottom: 0;
    right: 0;
    border-left: none;
    border-top: 1px solid var(--color-border);
    border-radius: var(--radius-md) var(--radius-md) 0 0;
    transform: translateY(100%);
    transition: transform 250ms ease;
  }

  #tool-panel.open {
    transform: translateY(0);
  }
}