/* ===== TERMINAL PAGE STYLES ===== */
*, *::before, *::after {
  margin: 0;
  padding: 0;
  box-sizing: border-box;
}

/* ===== THEMES ===== */
[data-theme="default"] {
  --bg: #1a1a2e;
  --bg-pane: #0f0f1a;
  --text: #e0e0f0;
  --text-dim: #888;
  --green: #39FF14;
  --yellow: #FFE44D;
  --cyan: #00E5FF;
  --pink: #FF4D9D;
  --red: #ff5555;
  --border: #333355;
  --prompt: #00E5FF;
  --prompt-at: #39FF14;
  --accent: #c9a227;
  --selection: rgba(0,229,255,0.2);
}

[data-theme="dracula"] {
  --bg: #282a36;
  --bg-pane: #1e1f29;
  --text: #f8f8f2;
  --text-dim: #6272a4;
  --green: #50fa7b;
  --yellow: #f1fa8c;
  --cyan: #8be9fd;
  --pink: #ff79c6;
  --red: #ff5555;
  --border: #44475a;
  --prompt: #8be9fd;
  --prompt-at: #50fa7b;
  --accent: #bd93f9;
  --selection: rgba(189,147,249,0.2);
}

[data-theme="solarized"] {
  --bg: #002b36;
  --bg-pane: #073642;
  --text: #839496;
  --text-dim: #586e75;
  --green: #859900;
  --yellow: #b58900;
  --cyan: #2aa198;
  --pink: #d33682;
  --red: #dc322f;
  --border: #073642;
  --prompt: #2aa198;
  --prompt-at: #859900;
  --accent: #b58900;
  --selection: rgba(42,161,152,0.2);
}

[data-theme="nord"] {
  --bg: #2e3440;
  --bg-pane: #242933;
  --text: #d8dee9;
  --text-dim: #616e88;
  --green: #a3be8c;
  --yellow: #ebcb8b;
  --cyan: #88c0d0;
  --pink: #b48ead;
  --red: #bf616a;
  --border: #3b4252;
  --prompt: #88c0d0;
  --prompt-at: #a3be8c;
  --accent: #88c0d0;
  --selection: rgba(136,192,208,0.2);
}

/* ===== TABS (Claude Code-style) ===== */
.terminal-tabs {
  display: flex;
  gap: 0;
  background: #252526;
  padding: 0 8px 0 12px;
  font-size: 0.8rem;
  border-bottom: 1px solid #3c3c3c;
  flex-shrink: 0;
}

.terminal-tabs .tab {
  padding: 8px 14px;
  color: #969696;
  cursor: default;
  border-bottom: 2px solid transparent;
}

.terminal-tabs .tab:hover {
  color: #ccc;
}

.terminal-tabs .tab-active {
  color: #fff;
  border-bottom-color: var(--accent, #c9a227);
}

/* ===== BASE ===== */
html, body {
  height: 100%;
  overflow: hidden;
  font-family: 'Space Mono', 'Fira Code', monospace;
}

body {
  background: var(--bg);
  color: var(--text);
  display: flex;
  flex-direction: column;
}

/* ===== TOP BAR ===== */
.terminal-topbar {
  display: flex;
  align-items: center;
  justify-content: space-between;
  background: var(--border);
  padding: 8px 16px;
  height: 44px;
  flex-shrink: 0;
  user-select: none;
}

.topbar-dots {
  display: flex;
  gap: 8px;
  align-items: center;
}

.dot {
  width: 14px;
  height: 14px;
  border-radius: 50%;
  cursor: pointer;
  transition: opacity 0.15s ease;
}

.dot:hover { opacity: 0.8; }
.dot-red { background: #ff5f57; }
.dot-yellow { background: #ffbd2e; }
.dot-green { background: #28c840; }

.topbar-title {
  font-size: 0.82rem;
  color: var(--text-dim);
  display: flex;
  align-items: center;
  gap: 8px;
  letter-spacing: 0.04em;
}

.topbar-icon {
  color: var(--cyan);
}

.topbar-actions {
  display: flex;
  gap: 8px;
  align-items: center;
}

.topbar-btn {
  background: none;
  border: 1px solid var(--text-dim);
  color: var(--text-dim);
  padding: 4px 10px;
  font-size: 0.8rem;
  cursor: pointer;
  text-decoration: none;
  transition: all 0.15s ease;
  font-family: 'Space Mono', monospace;
  display: flex;
  align-items: center;
  gap: 4px;
}

.topbar-btn:hover {
  color: var(--cyan);
  border-color: var(--cyan);
  background: rgba(0,229,255,0.08);
}

/* ===== TERMINAL LAYOUT ===== */
.terminal-layout {
  flex: 1;
  display: flex;
  overflow: hidden;
  min-height: 0;
}

.terminal-layout.split-vertical {
  flex-direction: column;
}

.terminal-pane {
  flex: 1;
  display: flex;
  flex-direction: column;
  background: var(--bg-pane);
  overflow: hidden;
  min-height: 0;
  min-width: 0;
}

.pane-divider {
  background: var(--border);
  flex-shrink: 0;
}

.terminal-layout:not(.split-vertical) .pane-divider {
  width: 3px;
  cursor: col-resize;
}

.terminal-layout.split-vertical .pane-divider {
  height: 3px;
  cursor: row-resize;
}

/* ===== TERMINAL OUTPUT ===== */
.terminal-output {
  flex: 1;
  overflow-y: auto;
  padding: 16px 20px;
  line-height: 1.7;
  font-size: 0.88rem;
  scroll-behavior: smooth;
  min-height: 0;
}

.terminal-output::-webkit-scrollbar {
  width: 6px;
}

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

.terminal-output::-webkit-scrollbar-thumb {
  background: var(--border);
  border-radius: 3px;
}

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

/* ===== TERMINAL INPUT ROW ===== */
.terminal-input-row {
  display: flex;
  align-items: center;
  padding: 10px 20px;
  background: var(--bg);
  border-top: 1px solid var(--border);
  flex-shrink: 0;
  gap: 10px;
}

.prompt-label {
  font-size: 0.88rem;
  white-space: nowrap;
  color: var(--prompt);
  user-select: none;
}

.terminal-input {
  flex: 1;
  background: none;
  border: none;
  outline: none;
  color: var(--text);
  font-family: 'Space Mono', 'Fira Code', monospace;
  font-size: 0.88rem;
  caret-color: var(--green);
  min-width: 0;
}

.terminal-input::selection {
  background: var(--selection);
}

/* ===== OUTPUT LINES ===== */
.output-line {
  margin: 2px 0;
  white-space: pre-wrap;
  word-break: break-word;
}

.output-cmd {
  color: var(--text-dim);
}

.output-cmd .prompt {
  color: var(--prompt);
}

.output-empty { margin: 4px 0; }

.output-success { color: var(--green); }
.output-error { color: var(--red); }
.output-warn { color: var(--yellow); }
.output-info { color: var(--cyan); }
.output-muted { color: var(--text-dim); }

/* ===== CLAUDE CODE-STYLE WELCOME ===== */
.welcome-cli-line {
  font-family: 'Space Mono', monospace;
  font-size: 0.84rem;
  margin-bottom: 4px;
}

.cli-prompt {
  color: var(--text-dim);
}

.cli-cmd {
  color: var(--text);
}

.welcome-tip {
  font-size: 0.78rem;
  color: var(--text-dim);
  margin-bottom: 14px;
}

.welcome-tip code,
.welcome-tip kbd {
  background: var(--bg-pane);
  padding: 1px 5px;
  border-radius: 3px;
  font-size: 0.76rem;
}

.claude-frame {
  border: 2px solid var(--accent);
  border-radius: 10px;
  padding: 2px;
  margin-bottom: 20px;
  background: rgba(0,0,0,0.15);
}

.claude-frame-enter {
  animation: claude-frame-in 0.5s ease-out forwards;
}

@keyframes claude-frame-in {
  from {
    opacity: 0;
    transform: translateY(-8px);
  }
  to {
    opacity: 1;
    transform: translateY(0);
  }
}

.cli-cursor {
  color: var(--green);
  animation: thinking-blink 0.8s step-end infinite;
}

.launch-line .cli-typing {
  color: var(--green);
}

/* ===== SATIRICAL "OUT OF CREDITS" BLOCK ===== */
.credits-limit-block {
  margin: 16px 0;
  padding: 14px 18px;
  background: rgba(0,0,0,0.2);
  border: 2px solid var(--accent);
  border-radius: 8px;
  font-size: 0.85rem;
}

.credits-limit-header {
  color: var(--text-dim);
  font-size: 0.72rem;
  letter-spacing: 0.5px;
}

.credits-limit-title {
  color: var(--yellow);
  font-weight: 700;
  font-size: 0.9rem;
  margin: 8px 0;
}

.credits-limit-body {
  margin: 12px 0;
  color: var(--text);
}

.credits-options-title {
  font-weight: 600;
  color: var(--cyan);
  margin-bottom: 6px;
}

.credits-option {
  margin: 4px 0;
  line-height: 1.5;
}

.credits-link {
  color: var(--green);
  text-decoration: none;
  font-weight: 600;
}

.credits-link:hover {
  color: var(--cyan);
  text-decoration: underline;
}

.credits-limit-footer {
  color: var(--text-dim);
  font-style: italic;
  margin: 8px 0;
}

.credits-topped-off {
  color: var(--cyan);
  font-size: 0.82rem;
  margin-top: 6px;
}

.claude-frame-inner {
  display: flex;
  gap: 24px;
  padding: 18px 20px;
  background: var(--bg-pane);
  border-radius: 8px;
  min-height: 140px;
}

.claude-left {
  flex-shrink: 0;
}

.claude-title {
  font-weight: 700;
  font-size: 0.95rem;
  color: var(--accent);
  margin-bottom: 6px;
}

.claude-greeting {
  font-size: 0.88rem;
  color: var(--text);
  margin-bottom: 10px;
}

.claude-mascot {
  font-family: 'Space Mono', monospace;
  font-size: 0.65rem;
  color: var(--accent);
  line-height: 1.2;
  margin: 6px 0 8px 0;
  letter-spacing: 1px;
}

.claude-meta {
  font-size: 0.78rem;
  color: var(--text-dim);
}

.claude-path {
  font-size: 0.75rem;
  color: var(--cyan);
  margin-top: 4px;
}

.claude-right {
  flex: 1;
  min-width: 0;
}

.claude-section-title {
  font-size: 0.8rem;
  font-weight: 600;
  color: var(--text);
  margin-bottom: 6px;
}

.claude-tip-text {
  font-size: 0.82rem;
  color: var(--text-dim);
  line-height: 1.5;
}

.claude-tip-text code {
  background: var(--bg);
  padding: 1px 5px;
  border-radius: 3px;
  font-size: 0.78rem;
}

.cmd-suggestions {
  display: flex;
  flex-wrap: wrap;
  gap: 8px;
}

.cmd-suggestion {
  font-family: 'Space Mono', 'Fira Code', monospace;
  font-size: 0.8rem;
  padding: 6px 12px;
  background: var(--bg);
  border: 1px solid var(--border);
  color: var(--green);
  cursor: pointer;
  border-radius: 4px;
  transition: all 0.15s ease;
}

.cmd-suggestion:hover {
  background: rgba(0,229,255,0.12);
  border-color: var(--cyan);
  color: var(--cyan);
}

.cmd-suggestion:active {
  transform: scale(0.98);
}

/* ===== THINKING ANIMATION (satirical model "thinking") ===== */
.thinking-block {
  margin: 12px 0;
  padding: 6px 0;
  font-size: 0.82rem;
}

.thinking-line {
  color: var(--text-dim);
  font-style: italic;
}

.thinking-caret {
  color: var(--green);
  animation: thinking-blink 1.2s step-end infinite;
}

.thinking-msg {
  color: var(--yellow);
  opacity: 0.95;
}

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

/* ===== PERSISTENT HINT BAR (Claude Code-style: ? for shortcuts) ===== */
.input-hint-bar {
  flex-shrink: 0;
  padding: 6px 20px;
  background: var(--bg);
  border-top: 1px solid var(--border);
  font-size: 0.72rem;
  color: var(--text-dim);
  cursor: pointer;
  user-select: none;
}

.input-hint-bar:hover {
  color: var(--cyan);
}

/* kbd in command output (e.g. help) */
.cmd-section kbd {
  font-family: 'Space Mono', monospace;
  font-size: 0.78rem;
  padding: 2px 5px;
  background: var(--bg-pane);
  border: 1px solid var(--border);
  border-radius: 3px;
  color: var(--text-dim);
}

/* ===== COMMAND OUTPUT CARDS ===== */
.cmd-section {
  margin: 8px 0;
}

.cmd-header {
  color: var(--yellow);
  font-weight: 700;
  font-size: 0.9rem;
  margin-bottom: 6px;
  border-bottom: 1px solid var(--border);
  padding-bottom: 4px;
  letter-spacing: 0.05em;
}

.cmd-field {
  display: flex;
  gap: 10px;
  margin: 3px 0;
  font-size: 0.85rem;
}

.cmd-key {
  color: var(--pink);
  min-width: 120px;
  flex-shrink: 0;
}

.cmd-val {
  color: var(--text);
}

.cmd-row {
  margin: 4px 0;
  padding: 6px 0;
  border-bottom: 1px dashed var(--border);
  font-size: 0.85rem;
}

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

.cmd-title {
  color: var(--cyan);
  font-weight: 700;
  margin-bottom: 2px;
}

.cmd-subtitle {
  color: var(--yellow);
  font-size: 0.8rem;
}

.cmd-detail {
  color: var(--text-dim);
  font-size: 0.8rem;
  margin: 2px 0;
}

.cmd-tag {
  display: inline-block;
  background: var(--border);
  color: var(--cyan);
  font-size: 0.72rem;
  padding: 2px 7px;
  margin: 2px 3px 2px 0;
  border-radius: 2px;
  font-weight: 700;
}

.cmd-divider {
  border: none;
  border-top: 1px solid var(--border);
  margin: 10px 0;
}

.skills-group {
  margin: 6px 0;
}

.skills-group-name {
  color: var(--pink);
  font-size: 0.82rem;
  font-weight: 700;
  margin-bottom: 4px;
}

.skills-list {
  color: var(--text);
  font-size: 0.82rem;
  padding-left: 12px;
}

/* ===== HELP TABLE ===== */
.help-table {
  width: 100%;
  border-collapse: collapse;
  font-size: 0.85rem;
  margin: 8px 0;
}

.help-table td {
  padding: 5px 12px 5px 0;
  vertical-align: top;
}

.help-table td:first-child {
  color: var(--green);
  font-weight: 700;
  min-width: 130px;
  white-space: nowrap;
}

.help-table td:last-child {
  color: var(--text-dim);
}

/* ===== THEME LIST ===== */
.theme-list {
  margin: 6px 0;
}

.theme-item {
  display: flex;
  align-items: center;
  gap: 10px;
  padding: 4px 0;
  font-size: 0.85rem;
}

.theme-swatch {
  width: 14px;
  height: 14px;
  border-radius: 50%;
  border: 1px solid var(--text-dim);
  flex-shrink: 0;
}

.theme-name {
  color: var(--cyan);
  font-weight: 700;
  min-width: 100px;
}

.theme-current {
  color: var(--green);
  font-size: 0.78rem;
}

/* ===== SNAKE GAME ===== */
.snake-game-container {
  margin: 12px 0;
  min-height: 288px;
  width: 396px;
  line-height: 0;
  overflow: visible;
}

.snake-game-container canvas {
  display: block !important;
  border: 2px solid var(--border);
}

.snake-controls {
  color: var(--text-dim);
  font-size: 0.78rem;
  margin-top: 6px;
}

/* ===== CURSOR BLINK ===== */
@keyframes cursor-blink {
  0%, 50% { opacity: 1; }
  51%, 100% { opacity: 0; }
}

.cursor-blink::after {
  content: '█';
  animation: cursor-blink 1s step-end infinite;
  color: var(--green);
}

/* ===== TYPING ANIMATION ===== */
@keyframes type-in {
  from { width: 0; }
  to { width: 100%; }
}

/* ===== SCROLLBAR ===== */
* {
  scrollbar-width: thin;
  scrollbar-color: var(--border) transparent;
}

/* ===== RESPONSIVE ===== */
@media (max-width: 768px) {
  .terminal-topbar {
    padding: 6px 12px;
    height: 40px;
  }

  .topbar-actions {
    gap: 6px;
  }

  .terminal-output {
    padding: 12px 14px;
    font-size: 0.82rem;
  }

  .terminal-input-row {
    padding: 8px 14px;
  }

  .terminal-input,
  .prompt-label {
    font-size: 0.82rem;
  }

  .welcome-banner pre {
    font-size: 0.6rem;
  }

  .input-hint-bar {
    padding: 5px 14px;
    font-size: 0.68rem;
  }

  .quick-actions {
    padding: 10px 12px;
    margin-top: 12px;
  }

  .cmd-suggestion {
    font-size: 0.76rem;
    padding: 5px 10px;
  }

  .claude-frame-inner {
    flex-direction: column;
    padding: 14px 16px;
  }

  .terminal-tabs .tab {
    padding: 6px 10px;
    font-size: 0.74rem;
  }
}

@media (max-width: 480px) {
  #btn-split-h, #btn-split-v {
    display: none;
  }

  .terminal-output {
    font-size: 0.78rem;
  }
}