/* VS Code Dark Theme Colors */
:root {
  --bg-primary: #1e1e1e;
  --bg-secondary: #252526;
  --bg-tertiary: #2d2d30;
  --text-primary: #d4d4d4;
  --text-secondary: #858585;
  --accent-blue: #569cd6;
  --accent-green: #4ec9b0;
  --accent-yellow: #dcdcaa;
  --accent-red: #f48771;
  --accent-purple: #c586c0;
  --border: #3e3e42;
}

* {
  margin: 0;
  padding: 0;
  box-sizing: border-box;
}

body {
  font-family: Consolas, Monaco, "Courier New", monospace;
  background-color: var(--bg-primary);
  background-image: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' width='4' height='4' viewBox='0 0 4 4'%3E%3Cpath fill='%232d2d30' fill-opacity='0.15' d='M1 3h1v1H1V3zm2-2h1v1H3V1z'%3E%3C/path%3E%3C/svg%3E");
  color: var(--text-primary);
  line-height: 1.6;
  padding: 20px;
}

.game-container {
  max-width: 1400px;
  margin: 0 auto;
}

header {
  text-align: center;
  margin-bottom: 8px;
  padding-bottom: 5px;
  border-bottom: 2px solid var(--border);
}

header h1 {
  font-size: 1.5em;
  color: var(--accent-green);
  margin-bottom: 0;
}

.subtitle {
  color: var(--text-secondary);
  font-size: 0.75em;
}

.main-content {
  display: grid;
  grid-template-columns: 35% 65%;
  gap: 15px;
}

.network-panel,
.terminal-panel {
  background-color: var(--bg-secondary);
  border: 1px solid var(--border);
  border-radius: 8px;
  padding: 10px;
}

.network-panel h2,
.terminal-panel h2 {
  color: var(--accent-blue);
  margin-bottom: 8px;
  font-size: 1em;
  border-bottom: 1px solid var(--border);
  padding-bottom: 6px;
}

/* Network Map */
.network-map {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: 10px;
  margin-bottom: 15px;
  min-height: 200px;
}

.network-node {
  background-color: var(--bg-tertiary);
  border: 2px solid var(--border);
  border-radius: 8px;
  padding: 15px;
  cursor: pointer;
  transition: all 0.3s ease;
  position: relative;
}

.network-node:hover {
  border-color: var(--accent-blue);
  transform: translateY(-2px);
}

.network-node.selected {
  border-color: var(--accent-green);
  box-shadow: 0 0 10px rgb(78, 201, 176, 0.3);
}

.network-node.healthy {
  border-left: 4px solid var(--accent-green);
}

.network-node.suspicious {
  border-left: 4px solid var(--accent-yellow);
}

.network-node.compromised {
  border-left: 4px solid var(--accent-red);
}

.network-node.unexamined {
  border-left: 4px solid var(--accent-blue);
}

.node-header {
  display: flex;
  justify-content: space-between;
  align-items: center;
  margin-bottom: 10px;
}

.node-name {
  font-weight: bold;
  color: var(--accent-yellow);
  font-size: 1.1em;
}

.node-type {
  color: var(--text-secondary);
  font-size: 0.85em;
  margin-bottom: 5px;
}

.node-description {
  color: var(--text-primary);
  font-size: 0.9em;
}

/* Legend */
.legend {
  display: flex;
  gap: 15px;
  flex-wrap: wrap;
  font-size: 0.85em;
  color: var(--text-secondary);
  padding-top: 15px;
  border-top: 1px solid var(--border);
}

/* Terminal */
.terminal-output {
  background-color: var(--bg-primary);
  border: 1px solid var(--border);
  border-radius: 4px;
  padding: 10px;
  height: 280px;
  overflow: hidden auto;
  margin-bottom: 10px;
  font-size: 0.85em;
}

.terminal-line {
  margin-bottom: 8px;
  color: var(--text-primary);
  word-break: break-all;
  overflow-wrap: anywhere;
}

.terminal-line.command {
  color: var(--accent-green);
}

.terminal-line.error {
  color: var(--accent-red);
}

.terminal-line.success {
  color: var(--accent-green);
}

.terminal-line.warning {
  color: var(--accent-yellow);
}

.terminal-line.narrative {
  color: var(--accent-purple);
  font-style: italic;
}

.terminal-line.info {
  color: var(--accent-blue);
}

/* Command Interface */
.available-commands {
  display: flex;
  flex-wrap: wrap;
  gap: 10px;
  margin-bottom: 15px;
}

.command-button {
  background-color: var(--bg-tertiary);
  color: var(--accent-green);
  border: 1px solid var(--border);
  border-radius: 4px;
  padding: 8px 15px;
  cursor: pointer;
  font-family: inherit;
  font-size: 0.9em;
  transition: all 0.2s ease;
}

.command-button:hover:not(:disabled) {
  background-color: var(--accent-green);
  color: var(--bg-primary);
  border-color: var(--accent-green);
}

.command-button:disabled {
  opacity: 0.5;
  cursor: not-allowed;
}

.connection-status {
  background-color: var(--bg-primary);
  border: 1px solid var(--border);
  border-radius: 4px;
  padding: 10px;
  display: flex;
  justify-content: space-between;
  align-items: center;
  gap: 10px;
}

.prompt {
  color: var(--accent-green);
  font-weight: bold;
  font-size: 0.9em;
}

.connection-info {
  color: var(--text-secondary);
  font-size: 0.85em;
}

/* NPC Panel */
.npc-panel {
  margin-top: 15px;
  padding-top: 15px;
  border-top: 1px solid var(--border);
}

.npc-panel h3 {
  color: var(--accent-yellow);
  margin-bottom: 8px;
  font-size: 1em;
}

.npc-info {
  background-color: var(--bg-tertiary);
  border: 1px solid var(--border);
  border-radius: 4px;
  padding: 10px;
  margin-bottom: 10px;
  color: var(--text-primary);
  font-size: 0.9em;
  min-height: 60px;
}

.npc-button {
  width: 100%;
  background-color: var(--accent-purple);
  color: var(--bg-primary);
  border: none;
  border-radius: 4px;
  padding: 10px;
  cursor: pointer;
  font-family: inherit;
  font-size: 0.95em;
  font-weight: bold;
  transition: all 0.2s ease;
}

.npc-button:hover:not(:disabled) {
  background-color: var(--accent-blue);
}

.npc-button:disabled {
  opacity: 0.5;
  cursor: not-allowed;
  background-color: var(--bg-tertiary);
  color: var(--text-secondary);
}

/* Dialog Modal */
.dialog-modal {
  display: none;
  position: fixed;
  top: 0;
  left: 0;
  width: 100%;
  height: 100%;
  background-color: rgb(0, 0, 0, 0.8);
  z-index: 1000;
  align-items: center;
  justify-content: center;
}

.dialog-modal.show {
  display: flex;
}

.dialog-content {
  background-color: var(--bg-secondary);
  border: 2px solid var(--border);
  border-radius: 8px;
  padding: 25px;
  max-width: 600px;
  width: 90%;
  max-height: 80vh;
  overflow-y: auto;
}

.dialog-header {
  display: flex;
  justify-content: space-between;
  align-items: center;
  margin-bottom: 15px;
  padding-bottom: 10px;
  border-bottom: 1px solid var(--border);
}

.dialog-npc {
  color: var(--accent-yellow);
  font-weight: bold;
  font-size: 1.2em;
}

.dialog-close {
  background: none;
  border: none;
  color: var(--text-secondary);
  font-size: 1.5em;
  cursor: pointer;
  padding: 0;
  width: 30px;
  height: 30px;
}

.dialog-close:hover {
  color: var(--accent-red);
}

.dialog-body {
  color: var(--text-primary);
  margin-bottom: 20px;
  line-height: 1.8;
}

.dialog-actions {
  text-align: right;
}

.dialog-button {
  background-color: var(--accent-blue);
  color: var(--bg-primary);
  border: none;
  border-radius: 4px;
  padding: 10px 20px;
  cursor: pointer;
  font-family: inherit;
  font-size: 1em;
}

.dialog-button:hover {
  background-color: var(--accent-green);
}

/* Victory Modal */
.victory-modal {
  display: none;
  position: fixed;
  top: 0;
  left: 0;
  width: 100%;
  height: 100%;
  background-color: rgb(0, 0, 0, 0.9);
  z-index: 2000;
  align-items: center;
  justify-content: center;
}

.victory-modal.show {
  display: flex;
}

.victory-content {
  background-color: var(--bg-secondary);
  border: 3px solid var(--accent-green);
  border-radius: 8px;
  padding: 40px;
  max-width: 600px;
  width: 90%;
  text-align: center;
}

.victory-content h2 {
  color: var(--accent-green);
  font-size: 2.5em;
  margin-bottom: 20px;
}

#victoryMessage {
  color: var(--text-primary);
  margin-bottom: 30px;
  line-height: 1.8;
}

.victory-button {
  background-color: var(--accent-green);
  color: var(--bg-primary);
  border: none;
  border-radius: 4px;
  padding: 12px 30px;
  cursor: pointer;
  font-family: inherit;
  font-size: 1.1em;
  font-weight: bold;
}

.victory-button:hover {
  background-color: var(--accent-blue);
}

/* Responsive */
@media (width <= 968px) {
  .main-content {
    grid-template-columns: 1fr;
  }

  .network-map {
    grid-template-columns: 1fr;
  }
}

/* Scrollbar Styling */
.terminal-output::-webkit-scrollbar {
  width: 8px;
}

.terminal-output::-webkit-scrollbar-track {
  background: var(--bg-tertiary);
}

.terminal-output::-webkit-scrollbar-thumb {
  background: var(--border);
  border-radius: 4px;
}

.terminal-output::-webkit-scrollbar-thumb:hover {
  background: var(--text-secondary);
}

/* Level Selection */
.level-selection {
  max-width: 1000px;
  margin: 0 auto;
  padding: 20px;
}

.level-selection h2 {
  text-align: center;
  color: var(--accent-green);
  font-size: 1.5em;
  margin-bottom: 20px;
}

.level-list {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
  gap: 20px;
}

.level-card {
  background-color: var(--bg-secondary);
  border: 2px solid var(--border);
  border-radius: 8px;
  padding: 25px;
  cursor: pointer;
  transition: all 0.3s ease;
}

.level-card:hover {
  border-color: var(--accent-green);
  transform: translateY(-5px);
  box-shadow: 0 5px 15px rgb(78, 201, 176, 0.3);
}

.level-card.locked {
  opacity: 0.6;
  cursor: not-allowed;
}

.level-card.locked:hover {
  transform: none;
  border-color: var(--border);
}

.level-card-header {
  display: flex;
  justify-content: space-between;
  align-items: center;
  margin-bottom: 15px;
}

.level-number {
  font-size: 1.5em;
  color: var(--accent-blue);
  font-weight: bold;
}

.level-difficulty {
  font-size: 0.85em;
  padding: 4px 12px;
  border-radius: 12px;
  background-color: var(--bg-tertiary);
}

.difficulty-beginner {
  color: var(--accent-green);
}

.difficulty-intermediate {
  color: var(--accent-yellow);
}

.difficulty-advanced {
  color: var(--accent-red);
}

.level-name {
  font-size: 1.3em;
  color: var(--accent-yellow);
  margin-bottom: 10px;
}

.level-description {
  color: var(--text-primary);
  margin-bottom: 15px;
  line-height: 1.6;
}

.level-concepts {
  display: flex;
  flex-wrap: wrap;
  gap: 8px;
}

.concept-tag {
  background-color: var(--bg-tertiary);
  color: var(--accent-purple);
  padding: 4px 10px;
  border-radius: 4px;
  font-size: 0.85em;
}

/* Game Header */
.game-header {
  display: flex;
  justify-content: space-between;
  align-items: center;
  padding: 8px 15px;
  background-color: var(--bg-secondary);
  border-bottom: 2px solid var(--border);
  margin-bottom: 8px;
}

.level-info {
  color: var(--accent-yellow);
  font-size: 0.95em;
}

.progress-info {
  color: var(--text-secondary);
  font-size: 0.8em;
}

.back-button {
  background-color: var(--bg-tertiary);
  color: var(--accent-blue);
  border: 1px solid var(--border);
  border-radius: 4px;
  padding: 8px 16px;
  cursor: pointer;
  font-family: inherit;
  font-size: 0.9em;
  transition: all 0.2s ease;
}

.back-button:hover {
  background-color: var(--accent-blue);
  color: var(--bg-primary);
}

/* Interactive Tool Modal */
.tool-modal {
  display: none;
  position: fixed;
  top: 0;
  left: 0;
  width: 100%;
  height: 100%;
  background-color: rgb(0, 0, 0, 0.8);
  z-index: 3000;
  align-items: center;
  justify-content: center;
}

.tool-modal.show {
  display: flex;
}

.tool-content {
  background-color: var(--bg-secondary);
  border: 2px solid var(--accent-green);
  border-radius: 8px;
  padding: 25px;
  max-width: 800px;
  width: 90%;
  max-height: 80vh;
  overflow-y: auto;
}

.tool-header {
  display: flex;
  justify-content: space-between;
  align-items: center;
  margin-bottom: 20px;
  padding-bottom: 15px;
  border-bottom: 1px solid var(--border);
}

.tool-title {
  color: var(--accent-green);
  font-weight: bold;
  font-size: 1.3em;
}

.tool-close {
  background: none;
  border: none;
  color: var(--text-secondary);
  font-size: 1.5em;
  cursor: pointer;
  padding: 0;
  width: 30px;
  height: 30px;
}

.tool-close:hover {
  color: var(--accent-red);
}

.tool-input-section {
  margin-bottom: 20px;
}

.tool-input-section label {
  display: block;
  color: var(--accent-blue);
  margin-bottom: 8px;
  font-weight: bold;
}

#toolInput {
  width: 100%;
  background-color: var(--bg-primary);
  color: var(--text-primary);
  border: 1px solid var(--border);
  border-radius: 4px;
  padding: 10px;
  font-family: Consolas, Monaco, "Courier New", monospace;
  font-size: 0.9em;
  resize: vertical;
}

.tool-button {
  background-color: var(--accent-green);
  color: var(--bg-primary);
  border: none;
  border-radius: 4px;
  padding: 10px 20px;
  cursor: pointer;
  font-family: inherit;
  font-size: 1em;
  margin-top: 10px;
}

.tool-button:hover {
  background-color: var(--accent-blue);
}

.tool-output {
  background-color: var(--bg-primary);
  border: 1px solid var(--border);
  border-radius: 4px;
  padding: 15px;
  color: var(--text-primary);
  font-family: Consolas, Monaco, "Courier New", monospace;
  font-size: 0.9em;
  white-space: pre-wrap;
  min-height: 100px;
  max-height: 400px;
  overflow-y: auto;
}

/* Victory Modal Updates */
.victory-button.secondary {
  background-color: var(--bg-tertiary);
  color: var(--text-primary);
  margin-left: 10px;
}

.victory-button.secondary:hover {
  background-color: var(--accent-blue);
}

/* Keyboard navigation & focus styles above */

/* Reset Progress Button */
.reset-button {
  background-color: var(--bg-tertiary);
  color: var(--text-secondary);
  border: 1px solid var(--border);
  border-radius: 4px;
  padding: 8px 16px;
  cursor: pointer;
  font-family: inherit;
  font-size: 0.9em;
  transition: all 0.2s ease;
  display: block;
  margin: 20px auto 0;
}

.reset-button:hover {
  background-color: var(--accent-red);
  color: var(--bg-primary);
  border-color: var(--accent-red);
}

/* ==================================
   KEYBOARD NAVIGATION & FOCUS STYLES
   ================================== */

/* Focus indicators for all interactive elements */
button:focus,
.level-card:focus,
.network-node:focus,
.command-btn:focus,
.reset-button:focus {
  outline: 2px solid var(--accent-green);
  outline-offset: 2px;
}

/* Enhanced focus for level cards */
.level-card:focus {
  transform: translateY(-5px);
  box-shadow: 0 6px 12px rgb(78, 201, 176, 0.3);
}

/* Enhanced focus for network nodes */
.network-node:focus {
  border-color: var(--accent-green);
  box-shadow: 0 0 10px rgb(78, 201, 176, 0.5);
}

/* Enhanced focus for command buttons */
.command-btn:focus {
  box-shadow: 0 0 8px rgb(78, 201, 176, 0.6);
}

/* Focus for modal close buttons */
.dialog-close:focus,
.tool-close:focus {
  outline: 2px solid var(--accent-red);
  outline-offset: 2px;
}

/* Ensure focus is visible on inputs */
input:focus,
textarea:focus {
  outline: 2px solid var(--accent-blue);
  outline-offset: 2px;
}

/* Make sure disabled elements don't show focus */
button:disabled:focus,
.command-btn:disabled:focus {
  outline: none;
}