/**
 * Prism Junction System - Styles
 *
 * Visual styling for Prism junction elements - hub/intersection points
 * for the connection system.
 */

/* =========================================================================
 * PRISM JUNCTION ELEMENT
 * ========================================================================= */

.prism-junction {
  cursor: pointer;
  transition: transform 0.15s ease;
}

.prism-junction:hover {
  transform: scale(1.1);
}

.prism-junction.is-selected {
  transform: scale(1.15);
}

.prism-junction__glow {
  transition: opacity 0.2s ease;
  pointer-events: none;
}

.prism-junction:hover .prism-junction__glow,
.prism-junction.is-selected .prism-junction__glow {
  opacity: 0.5;
}

.prism-junction__body {
  transition: filter 0.2s ease;
}

.prism-junction:hover .prism-junction__body,
.prism-junction.is-selected .prism-junction__body {
  filter: brightness(1.2);
}

.prism-junction.is-selected .prism-junction__body {
  stroke-width: 2.5;
}

.prism-junction__highlight {
  pointer-events: none;
}

.prism-junction__icon {
  pointer-events: none;
}

/* =========================================================================
 * PRISM JUNCTION PORTS
 * ========================================================================= */

.prism-junction__port {
  cursor: crosshair;
  transition: transform 0.15s ease;
}

.prism-junction__port:hover {
  transform: scale(1.3);
}

.prism-junction__port-ring {
  transition: opacity 0.15s ease;
  animation: prism-port-pulse 1.5s ease-in-out infinite;
}

@keyframes prism-port-pulse {
  0%, 100% {
    opacity: 0;
    transform: scale(1);
  }
  50% {
    opacity: 0.6;
    transform: scale(1.2);
  }
}

.prism-junction__port:hover .prism-junction__port-ring {
  opacity: 1 !important;
  animation: none;
}

/* =========================================================================
 * JUNCTION CONNECTION LINES
 * ========================================================================= */

.junction-connection {
  pointer-events: visibleStroke;
  transition: stroke-width 0.15s ease, filter 0.15s ease;
}

.junction-connection:hover {
  stroke-width: 5 !important;
}

/* =========================================================================
 * PROPERTIES MODAL
 * ========================================================================= */

.prism-properties-modal {
  position: fixed;
  inset: 0;
  z-index: 10000;
  display: flex;
  align-items: center;
  justify-content: center;
  opacity: 0;
  visibility: hidden;
  transition: opacity 0.2s ease, visibility 0.2s ease;
}

.prism-properties-modal.is-visible {
  opacity: 1;
  visibility: visible;
}

.prism-properties-modal__backdrop {
  position: absolute;
  inset: 0;
  background: rgba(0, 0, 0, 0.6);
  backdrop-filter: blur(4px);
}

.prism-properties-modal__content {
  position: relative;
  width: 90%;
  max-width: 400px;
  background: var(--node-panel-bg, rgba(26, 26, 46, 0.98));
  border: 1px solid var(--node-panel-border, rgba(255, 255, 255, 0.1));
  border-radius: 12px;
  box-shadow: 0 16px 64px rgba(0, 0, 0, 0.5);
  transform: translateY(20px);
  transition: transform 0.2s ease;
}

.prism-properties-modal.is-visible .prism-properties-modal__content {
  transform: translateY(0);
}

.prism-properties-modal__header {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 16px 20px;
  border-bottom: 1px solid rgba(255, 255, 255, 0.08);
}

.prism-properties-modal__header h3 {
  margin: 0;
  font-size: 16px;
  font-weight: 600;
  color: rgba(255, 255, 255, 0.9);
}

.prism-properties-modal__close {
  background: none;
  border: none;
  color: rgba(255, 255, 255, 0.5);
  font-size: 24px;
  line-height: 1;
  cursor: pointer;
  padding: 4px 8px;
  transition: color 0.15s ease;
}

.prism-properties-modal__close:hover {
  color: rgba(255, 255, 255, 0.9);
}

.prism-properties-modal__body {
  padding: 20px;
}

.prism-properties-modal__footer {
  display: flex;
  justify-content: flex-end;
  gap: 12px;
  padding: 16px 20px;
  border-top: 1px solid rgba(255, 255, 255, 0.08);
}

/* =========================================================================
 * FORM ELEMENTS
 * ========================================================================= */

.prism-form-group {
  margin-bottom: 16px;
}

.prism-form-group:last-child {
  margin-bottom: 0;
}

.prism-form-group label {
  display: block;
  margin-bottom: 6px;
  font-size: 12px;
  font-weight: 500;
  color: rgba(255, 255, 255, 0.6);
  text-transform: uppercase;
  letter-spacing: 0.5px;
}

.prism-form-group input[type="text"],
.prism-form-group select {
  width: 100%;
  padding: 10px 12px;
  background: rgba(0, 0, 0, 0.3);
  border: 1px solid rgba(255, 255, 255, 0.15);
  border-radius: 6px;
  color: rgba(255, 255, 255, 0.9);
  font-size: 14px;
  transition: border-color 0.15s ease, box-shadow 0.15s ease;
}

.prism-form-group input[type="text"]:focus,
.prism-form-group select:focus {
  outline: none;
  border-color: rgba(0, 217, 255, 0.5);
  box-shadow: 0 0 0 3px rgba(0, 217, 255, 0.15);
}

.prism-form-group input[type="text"]::placeholder {
  color: rgba(255, 255, 255, 0.3);
}

.prism-form-group select {
  cursor: pointer;
  appearance: none;
  background-image: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' width='12' height='12' viewBox='0 0 12 12'%3E%3Cpath fill='rgba(255,255,255,0.5)' d='M2 4l4 4 4-4'/%3E%3C/svg%3E");
  background-repeat: no-repeat;
  background-position: right 12px center;
  padding-right: 32px;
}

.prism-form-group select option {
  background: #1a1a2e;
  color: white;
}

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

.prism-color-picker {
  display: flex;
  flex-wrap: wrap;
  gap: 8px;
}

.prism-color-btn {
  width: 32px;
  height: 32px;
  border: 2px solid transparent;
  border-radius: 50%;
  cursor: pointer;
  transition: transform 0.15s ease, border-color 0.15s ease, box-shadow 0.15s ease;
}

.prism-color-btn:hover {
  transform: scale(1.15);
}

.prism-color-btn.is-selected {
  border-color: white;
  box-shadow: 0 0 0 3px rgba(255, 255, 255, 0.3);
  transform: scale(1.1);
}

/* =========================================================================
 * BUTTONS
 * ========================================================================= */

.prism-btn {
  padding: 10px 20px;
  border: none;
  border-radius: 6px;
  font-size: 14px;
  font-weight: 500;
  cursor: pointer;
  transition: background 0.15s ease, transform 0.1s ease;
}

.prism-btn:active {
  transform: scale(0.97);
}

.prism-btn--primary {
  background: linear-gradient(135deg, #00d9ff, #0099cc);
  color: white;
}

.prism-btn--primary:hover {
  background: linear-gradient(135deg, #00eeff, #00aadd);
}

.prism-btn--secondary {
  background: rgba(255, 255, 255, 0.1);
  color: rgba(255, 255, 255, 0.8);
}

.prism-btn--secondary:hover {
  background: rgba(255, 255, 255, 0.15);
  color: white;
}

/* =========================================================================
 * CONTEXT MENU
 * ========================================================================= */

.prism-context-menu {
  position: fixed;
  z-index: 10001;
  min-width: 180px;
  background: var(--node-panel-bg, rgba(26, 26, 46, 0.98));
  border: 1px solid rgba(255, 255, 255, 0.15);
  border-radius: 8px;
  box-shadow: 0 8px 32px rgba(0, 0, 0, 0.4);
  padding: 4px 0;
  opacity: 0;
  visibility: hidden;
  transform: scale(0.95);
  transform-origin: top left;
  transition: opacity 0.15s ease, visibility 0.15s ease, transform 0.15s ease;
}

.prism-context-menu.is-visible {
  opacity: 1;
  visibility: visible;
  transform: scale(1);
}

.prism-context-menu button {
  display: flex;
  align-items: center;
  gap: 10px;
  width: 100%;
  padding: 10px 16px;
  background: none;
  border: none;
  color: rgba(255, 255, 255, 0.85);
  font-size: 13px;
  text-align: left;
  cursor: pointer;
  transition: background 0.1s ease;
}

.prism-context-menu button:hover {
  background: rgba(0, 217, 255, 0.15);
}

.prism-context-menu__icon {
  width: 18px;
  text-align: center;
}

.prism-context-menu__separator {
  height: 1px;
  background: rgba(255, 255, 255, 0.1);
  margin: 4px 0;
}

.prism-context-menu__danger {
  color: #ff4d4d !important;
}

.prism-context-menu__danger:hover {
  background: rgba(255, 77, 77, 0.15) !important;
}

/* =========================================================================
 * SELECTION ANIMATION
 * ========================================================================= */

@keyframes prism-selected-glow {
  0%, 100% {
    filter: drop-shadow(0 0 8px currentColor);
  }
  50% {
    filter: drop-shadow(0 0 16px currentColor);
  }
}

.prism-junction.is-selected .prism-junction__glow {
  animation: prism-selected-glow 2s ease-in-out infinite;
}