/**
 * z3ed Terminal Styles
 * Retro terminal styling for the yaze web application
 * Classic terminal aesthetic with modern usability
 */

/* ============================================
   CSS Custom Properties (Theme Variables)
   ============================================ */
:root {
  /* Terminal color scheme - classic green phosphor */
  --term-bg: #0a0a0a;
  --term-bg-secondary: #111111;
  --term-text: #33ff33;
  --term-text-dim: #1a8c1a;
  --term-text-bright: #66ff66;
  --term-prompt: #00ff00;
  --term-cursor: #33ff33;
  --term-selection: rgba(51, 255, 51, 0.3);
  --term-border: #1a1a1a;
  --term-glow: rgba(51, 255, 51, 0.15);

  /* Accent colors */
  --term-error: var(--status-error, #ff3333);
  --term-warning: var(--status-warning, #ffaa00);
  --term-info: var(--accent-primary, #33aaff);
  --term-success: var(--status-success, #33ff33);

  /* Window chrome - Match app theme */
  --term-chrome-bg: var(--bg-header, #1a1a1a);
  --term-chrome-border: var(--border-light, #333333);
}

/* ============================================
   Terminal Container - Main Window
   ============================================ */

.terminal-container {
  position: fixed;
  bottom: 0;
  left: 0;
  right: 0;
  height: 320px;
  min-height: 120px;
  max-height: 70vh;
  background: var(--term-bg);
  border-top: 1px solid var(--term-chrome-border);
  box-shadow:
    0 -4px 30px rgba(0, 0, 0, 0.8),
    inset 0 1px 0 rgba(255, 255, 255, 0.03);
  z-index: 9000;
  display: flex;
  flex-direction: column;
  font-family: 'SF Mono', 'Monaco', 'Inconsolata', 'Fira Code', 'Consolas', 'Liberation Mono', 'Courier New', monospace;
  transition: height 0.25s ease-out, transform 0.25s ease-out;
}

/* CRT scanline effect (subtle) */
.terminal-container::before {
  content: '';
  position: absolute;
  top: 0;
  left: 0;
  right: 0;
  bottom: 0;
  background: repeating-linear-gradient(
    0deg,
    transparent,
    transparent 2px,
    rgba(0, 0, 0, 0.1) 2px,
    rgba(0, 0, 0, 0.1) 4px
  );
  pointer-events: none;
  z-index: 1;
  opacity: 0.3;
}

/* Screen glow effect */
.terminal-container::after {
  content: '';
  position: absolute;
  top: 40px;
  left: 0;
  right: 0;
  bottom: 0;
  background: radial-gradient(
    ellipse at center,
    var(--term-glow) 0%,
    transparent 70%
  );
  pointer-events: none;
  z-index: 0;
  opacity: 0.5;
}

/* Collapsed state */
.terminal-container.terminal-collapsed {
  height: 40px;
  min-height: 40px;
}

.terminal-container.terminal-collapsed .terminal-body {
  display: none;
}

.terminal-container.terminal-collapsed::before,
.terminal-container.terminal-collapsed::after {
  display: none;
}

/* Hidden state */
.terminal-container.terminal-hidden {
  transform: translateY(100%);
  pointer-events: none;
}

/* ============================================
   Terminal Header - Window Chrome
   ============================================ */

.terminal-header {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 0 12px;
  height: 40px;
  background: linear-gradient(180deg, #2a2a2a 0%, var(--term-chrome-bg) 100%);
  border-bottom: 1px solid var(--term-border);
  cursor: pointer;
  user-select: none;
  flex-shrink: 0;
  position: relative;
  z-index: 2;
}

.terminal-header:hover {
  background: linear-gradient(180deg, #333333 0%, #222222 100%);
}

/* Simple flat control buttons */
.terminal-controls {
  display: flex;
  align-items: center;
  gap: 2px;
}

.terminal-ctrl-btn {
  background: transparent;
  border: 1px solid var(--term-border);
  color: var(--term-text-dim);
  width: 20px;
  height: 18px;
  font-size: 9px;
  font-family: inherit;
  cursor: pointer;
  border-radius: 2px;
  transition: all 0.1s;
}

.terminal-ctrl-btn:hover {
  background: var(--term-bg-secondary);
  color: var(--term-text);
  border-color: var(--term-text-dim);
}

/* Title */
.terminal-title {
  flex: 1;
  text-align: center;
  font-size: 13px;
  font-weight: 500;
  color: #888888;
  letter-spacing: 0.5px;
}

.terminal-title-icon {
  margin-right: 6px;
  color: var(--term-text-dim);
}

/* Toggle indicator */
.terminal-toggle {
  color: #666666;
  font-size: 10px;
  transition: transform 0.25s ease;
  width: 24px;
  text-align: center;
}

.terminal-collapsed .terminal-toggle {
  transform: rotate(180deg);
}

/* ============================================
   Terminal Body - Content Area
   ============================================ */

.terminal-body {
  flex: 1;
  display: flex;
  flex-direction: column;
  position: relative;
  z-index: 2;
  overflow: hidden;
}

/* ============================================
   Terminal Output - Scrollable Log
   ============================================ */

.terminal-output {
  flex: 1;
  overflow-y: auto;
  overflow-x: hidden;
  padding: 16px 20px;
  background: transparent;
  font-size: 13px;
  line-height: 1.6;
  color: var(--term-text);
  word-wrap: break-word;
  white-space: pre-wrap;
  text-shadow: 0 0 8px var(--term-glow);
}

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

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

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

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

/* Selection */
.terminal-output ::selection {
  background: var(--term-selection);
  color: var(--term-text-bright);
}

/* ============================================
   Output Line Styles
   ============================================ */

.terminal-line {
  margin-bottom: 2px;
  padding: 1px 0;
}

/* Welcome message */
.terminal-welcome {
  color: var(--term-text-dim);
  margin-bottom: 12px;
  padding-bottom: 12px;
  border-bottom: 1px dashed var(--term-text-dim);
}

/* User input echo */
.terminal-prompt {
  color: var(--term-prompt);
}

.terminal-prompt::before {
  content: '$ ';
  color: var(--term-text-dim);
}

/* Command text */
.terminal-command {
  color: var(--term-text-bright);
  font-weight: 500;
}

/* Response text */
.terminal-response {
  color: var(--term-text);
  padding-left: 0;
  margin-top: 4px;
}

/* Error messages */
.terminal-error {
  color: var(--term-error);
  text-shadow: 0 0 8px rgba(255, 51, 51, 0.3);
}

.terminal-error::before {
  content: 'error: ';
  font-weight: 600;
}

/* Warning messages */
.terminal-warning {
  color: var(--term-warning);
  text-shadow: 0 0 8px rgba(255, 170, 0, 0.3);
}

.terminal-warning::before {
  content: 'warning: ';
  font-weight: 600;
}

/* Info messages */
.terminal-info {
  color: var(--term-info);
  text-shadow: 0 0 8px rgba(51, 170, 255, 0.3);
}

.terminal-info::before {
  content: 'info: ';
  font-weight: 600;
  color: var(--term-info);
}

/* Success messages */
.terminal-success {
  color: var(--term-success);
}

.terminal-success::before {
  content: '✓ ';
  font-weight: 600;
}

/* Timestamp */
.terminal-timestamp {
  color: var(--term-text-dim);
  font-size: 11px;
  margin-right: 8px;
}

/* ============================================
   Terminal Input Line
   ============================================ */

.terminal-input-line {
  display: flex;
  align-items: center;
  padding: 12px 20px;
  background: var(--term-bg-secondary);
  border-top: 1px solid var(--term-border);
  flex-shrink: 0;
  position: relative;
  z-index: 2;
}

/* Prompt symbol */
.terminal-prompt-symbol {
  color: var(--term-prompt);
  font-weight: 600;
  font-size: 14px;
  margin-right: 10px;
  flex-shrink: 0;
  text-shadow: 0 0 10px var(--term-glow);
}

.terminal-prompt-symbol::before {
  content: 'z3ed';
  color: var(--term-text-dim);
  margin-right: 4px;
}

.terminal-prompt-symbol::after {
  content: '$';
}

/* Input field */
.terminal-input {
  flex: 1;
  background: transparent;
  border: none;
  outline: none;
  color: var(--term-text);
  font-family: inherit;
  font-size: 13px;
  caret-color: var(--term-cursor);
  text-shadow: 0 0 8px var(--term-glow);
}

.terminal-input::placeholder {
  color: var(--term-text-dim);
  opacity: 0.5;
}

/* Blinking cursor effect (when focused) */
.terminal-input:focus {
  outline: none;
}

@keyframes cursor-blink {
  0%, 50% { opacity: 1; }
  51%, 100% { opacity: 0; }
}

/* Submit button for touch */
.terminal-submit {
  display: none;
  align-items: center;
  justify-content: center;
  width: 36px;
  height: 28px;
  padding: 0;
  background: var(--term-text-dim);
  border: none;
  border-radius: 4px;
  color: var(--term-bg);
  font-size: 14px;
  font-weight: bold;
  cursor: pointer;
  margin-left: 10px;
  transition: background 0.15s ease;
}

.terminal-submit:hover {
  background: var(--term-text);
}

/* ============================================
   Resize Handle
   ============================================ */

.terminal-resize-handle {
  position: absolute;
  top: 40px;
  left: 0;
  right: 0;
  height: 4px;
  cursor: ns-resize;
  background: transparent;
  z-index: 10;
  margin-top: -2px;
}

.terminal-resize-handle:hover {
  background: var(--term-text-dim);
  opacity: 0.5;
}

/* ============================================
   Loading State
   ============================================ */

.terminal-loading {
  display: flex;
  align-items: center;
  gap: 10px;
  color: var(--term-text-dim);
  padding: 4px 0;
}

.terminal-spinner {
  width: 12px;
  height: 12px;
  border: 2px solid var(--term-text-dim);
  border-top-color: var(--term-text);
  border-radius: 50%;
  animation: terminal-spin 0.8s linear infinite;
}

@keyframes terminal-spin {
  from { transform: rotate(0deg); }
  to { transform: rotate(360deg); }
}

/* ASCII loading animation */
.terminal-loading-ascii {
  font-family: inherit;
  color: var(--term-text);
}

.terminal-loading-ascii::after {
  content: '|';
  animation: ascii-spin 0.5s steps(4) infinite;
}

@keyframes ascii-spin {
  0% { content: '|'; }
  25% { content: '/'; }
  50% { content: '-'; }
  75% { content: '\\'; }
}

/* ============================================
   Autocomplete Suggestions
   ============================================ */

.terminal-suggestions {
  position: absolute;
  bottom: 100%;
  left: 20px;
  right: 20px;
  max-height: 180px;
  overflow-y: auto;
  background: var(--term-bg-secondary);
  border: 1px solid var(--term-text-dim);
  border-bottom: none;
  display: none;
  z-index: 100;
}

.terminal-suggestions.visible {
  display: block;
}

.terminal-suggestion {
  padding: 8px 12px;
  cursor: pointer;
  font-size: 13px;
  color: var(--term-text);
  border-bottom: 1px solid var(--term-border);
  transition: background 0.1s ease;
}

.terminal-suggestion:last-child {
  border-bottom: none;
}

.terminal-suggestion:hover,
.terminal-suggestion.selected {
  background: var(--term-text-dim);
  color: var(--term-bg);
}

.terminal-suggestion-command {
  font-weight: 600;
}

.terminal-suggestion-desc {
  font-size: 11px;
  color: var(--term-text-dim);
  margin-left: 12px;
}

.terminal-suggestion:hover .terminal-suggestion-desc,
.terminal-suggestion.selected .terminal-suggestion-desc {
  color: var(--term-bg);
}

/* ============================================
   Code Blocks and Links
   ============================================ */

.terminal-code {
  background: rgba(255, 255, 255, 0.05);
  padding: 2px 6px;
  border-radius: 2px;
  font-size: 12px;
  color: var(--term-text-bright);
  border: 1px solid var(--term-border);
}

.terminal-link {
  color: var(--term-info);
  text-decoration: underline;
  text-decoration-style: dotted;
  cursor: pointer;
}

.terminal-link:hover {
  color: var(--term-text-bright);
  text-decoration-style: solid;
}

/* ============================================
   Mobile Responsive
   ============================================ */

@media (max-width: 768px) {
  .terminal-container {
    height: 280px;
    min-height: 100px;
    max-height: 50vh;
  }

  .terminal-header {
    height: 36px;
    padding: 0 10px;
  }

  .terminal-controls {
    gap: 2px;
  }

  .terminal-title {
    font-size: 12px;
  }

  .terminal-output {
    padding: 12px 14px;
    font-size: 12px;
  }

  .terminal-input-line {
    padding: 10px 14px;
  }

  .terminal-input {
    font-size: 16px; /* Prevent iOS zoom */
  }

  .terminal-submit {
    display: flex;
  }

  .terminal-prompt-symbol::before {
    content: '';
  }
}

@media (max-width: 480px) {
  .terminal-container {
    height: 220px;
    max-height: 45vh;
  }

  .terminal-container::before,
  .terminal-container::after {
    display: none;
  }

  .terminal-controls {
    display: none;
  }

  .terminal-output {
    padding: 10px 12px;
    font-size: 11px;
    line-height: 1.5;
  }

  .terminal-input-line {
    padding: 8px 12px;
  }
}

/* ============================================
   Accessibility
   ============================================ */

@media (prefers-reduced-motion: reduce) {
  .terminal-container,
  .terminal-spinner,
  .terminal-loading-ascii::after {
    animation: none;
    transition: none;
  }
}

@media (prefers-contrast: high) {
  :root {
    --term-text: #00ff00;
    --term-bg: #000000;
    --term-border: #00ff00;
  }

  .terminal-container::before,
  .terminal-container::after {
    display: none;
  }
}

/* ============================================
   Utility Classes
   ============================================ */

.terminal-visible {
  display: flex !important;
}

.terminal-hidden {
  display: none !important;
}

/* Bold text */
.terminal-bold {
  font-weight: 700;
  color: var(--term-text-bright);
}

/* Dim text */
.terminal-dim {
  color: var(--term-text-dim);
}

/* Path/directory highlighting */
.terminal-path {
  color: #66ccff;
}

/* Number highlighting */
.terminal-number {
  color: #ff9966;
}

/* String highlighting */
.terminal-string {
  color: #ffcc66;
}