/* CSS Variables for theming */
:root {
  --bg-primary: #1a202c;
  --bg-secondary: #0d1117;
  --border-color: #1e293b;
  --text-color: #00ff00; /* Default green */
  --prompt-color: #00ff00;
  --input-color: #00ff00;
  --caret-color: #00ff00;
  --command-input-color: #00ffff;
  --help-heading-color: #ffff00;
  --help-command-color: #00ff00;
  --help-description-color: #a0aec0;
  --error-color: #ff0000;
  --success-color: #00ff00;
  --info-color: #00ffff;
  --link-color: #63b3ed; /* Tailwind blue-400 */
  --top-icon-bg: #2d3748;
  --top-icon-hover-bg: #4a5568;
  --top-icon-text: #e2e8f0;
  --encouragement-text-color: #94a3b8; /* A light gray */
  --aman-art-color: #00ff00; /* Default green for Aman Art */

  /* Fonts */
  --font-main: "Inter", sans-serif;
  --font-terminal: "Consolas", "Monaco", "Courier New", monospace;
}

/* Light Mode */
body.light-mode {
  --bg-primary: #e2e8f0;
  --bg-secondary: #ffffff;
  --border-color: #cbd5e0;
  --text-color: #2d3748;
  --prompt-color: #2d3748;
  --input-color: #2d3748;
  --caret-color: #2d3748;
  --command-input-color: #4a5568;
  --help-heading-color: #5a67d8;
  --help-command-color: #2d3748;
  --success-color: #38a169;
  --info-color: #3182ce;
  --link-color: #4299e1;
  --top-icon-bg: #a0aec0;
  --top-icon-hover-bg: #cbd5e0;
  --top-icon-text: #2d3748;
  --encouragement-text-color: #4a5568;
  --aman-art-color: #5a67d8; /* Light mode color for Aman Art */
}

/* Red Theme */
body.red-theme {
  --text-color: #ff4500; /* OrangeRed */
  --prompt-color: #ff4500;
  --input-color: #ff4500;
  --caret-color: #ff4500;
  --command-input-color: #ff7f50; /* Coral */
  --help-heading-color: #ffa500; /* Orange */
  --help-command-color: #ff4500;
  --success-color: #ff4500;
  --info-color: #ff7f50;
  --link-color: #e76f51; /* A red-ish link */
  --aman-art-color: #ff4500; /* Red theme color for Aman Art */
}

/* Blue Theme */
body.blue-theme {
  --text-color: #1e90ff; /* DodgerBlue */
  --prompt-color: #1e90ff;
  --input-color: #1e90ff;
  --caret-color: #1e90ff;
  --command-input-color: #87cefa; /* LightSkyBlue */
  --help-heading-color: #00bfff; /* DeepSkyBlue */
  --help-command-color: #1e90ff;
  --success-color: #1e90ff;
  --info-color: #87cefa;
  --link-color: #4a90e2; /* A blue-ish link */
  --aman-art-color: #3b82f6; /* Blue theme color for Aman Art */
}

/* Yellow Theme */
body.yellow-theme {
  --text-color: #ffd700; /* Gold */
  --prompt-color: #ffd700;
  --input-color: #ffd700;
  --caret-color: #ffd700;
  --command-input-color: #f0e68c; /* Khaki */
  --help-heading-color: #ffb100; /* Darker Yellow */
  --help-command-color: #ffd700;
  --success-color: #ffd700;
  --info-color: #f0e68c;
  --link-color: #ffd700; /* Yellow link */
  --aman-art-color: #ffb100; /* Yellow theme color for Aman Art */
}

/* General body styling for background and default font */
body {
  font-family: var(--font-main);
  background: linear-gradient(135deg, var(--bg-primary), var(--bg-secondary));
  color: var(--text-color);
  display: flex;
  flex-direction: column; /* Allow stacking top links and terminal */
  justify-content: center;
  align-items: center;
  min-height: 100vh;
  margin: 0;
  overflow: hidden; /* Prevent body scroll, terminal will scroll */
  transition: background-color 0.3s ease, color 0.3s ease;
}

/* Top Links Container */
.top-links {
  display: flex;
  gap: 1rem;
  margin-bottom: 1rem;
}

.link-icon {
  background-color: var(--top-icon-bg);
  color: var(--top-icon-text);
  padding: 0.5rem 1rem;
  border-radius: 0.5rem;
  text-decoration: none;
  font-weight: bold;
  transition: background-color 0.3s ease, color 0.3s ease;
  cursor: pointer;
  border: 1px solid var(--border-color); /* Add a border for definition */
  font-family: var(--font-main);
  font-size: 0.875rem;
}

.link-icon:hover {
  background-color: var(--top-icon-hover-bg);
  color: var(--text-color); /* Matches terminal output color on hover */
}

/* Container for the terminal window */
.terminal-container {
  background-color: var(--bg-secondary);
  border: 1px solid var(--border-color);
  border-radius: 0.75rem;
  box-shadow: 0 10px 15px -3px rgba(0, 0, 0, 0.2),
    0 4px 6px -2px rgba(0, 0, 0, 0.1);
  width: 95%;
  max-width: 960px;
  height: 80vh;
  display: flex;
  flex-direction: column;
  overflow: hidden;
  position: relative;
  transition: background-color 0.3s ease, border-color 0.3s ease,
    box-shadow 0.3s ease;
}

/* Terminal header bar */
.terminal-header {
  background-color: var(--bg-primary);
  padding: 0.5rem 1rem;
  border-bottom: 1px solid var(--border-color);
  display: flex;
  align-items: center;
  gap: 0.5rem;
  border-top-left-radius: 0.75rem;
  border-top-right-radius: 0.75rem;
  transition: background-color 0.3s ease, border-color 0.3s ease;
}

/* Traffic light buttons */
.dot {
  width: 0.75rem;
  height: 0.75rem;
  border-radius: 9999px;
}
.red-dot {
  background-color: #ef4444;
}
.yellow-dot {
  background-color: #f59e0b;
}
.green-dot {
  background-color: #22c55e;
}

/* Terminal title/label */
.terminal-title {
  color: var(--help-description-color);
  font-size: 0.875rem;
  margin-left: 0.5rem;
}

/* Output area */
.terminal-output {
  flex-grow: 1;
  padding: 1rem;
  overflow-y: auto;
  font-family: var(--font-terminal);
  font-size: 0.75rem;
  line-height: 1.5;
  color: var(--text-color);
  transition: color 0.3s ease;
  /* For crisp text rendering */
  -webkit-font-smoothing: antialiased;
  -moz-osx-font-smoothing: grayscale;
  font-smooth: antialiased;
}

/* Encouragement message */
.encouragement-message {
  padding: 0.5rem 1rem;
  text-align: center;
  color: var(--encouragement-text-color);
  font-family: var(--font-main); /* Use main font for this message */
  font-size: 0.8rem;
  margin-top: 0.5rem;
  margin-bottom: 0.5rem;
  transition: color 0.3s ease;
}

/* Input area */
.terminal-input-container {
  display: flex;
  align-items: center;
  padding: 1rem;
  border-top: 1px solid var(--border-color);
  background-color: var(--bg-secondary);
  border-bottom-left-radius: 0.75rem;
  border-bottom-right-radius: 0.75rem;
  transition: background-color 0.3s ease, border-color 0.3s ease;
}

.terminal-prompt {
  color: var(--prompt-color);
  font-family: var(--font-terminal);
  font-size: 0.75rem;
  margin-right: 0.5rem;
  transition: color 0.3s ease;
  -webkit-font-smoothing: antialiased;
  -moz-osx-font-smoothing: grayscale;
  font-smooth: antialiased;
}

.terminal-input {
  flex-grow: 1;
  background-color: transparent;
  border: none;
  outline: none;
  color: var(--input-color);
  font-family: var(--font-terminal);
  font-size: 0.75rem;
  caret-color: var(--caret-color);
  transition: color 0.3s ease, caret-color 0.3s ease;
  -webkit-font-smoothing: antialiased;
  -moz-osx-font-smoothing: grayscale;
  font-smooth: antialiased;
}

/* Specific output styling for different commands */
.command-output {
  margin-bottom: 0.5rem;
}

.command-input-line {
  color: var(--command-input-color);
  transition: color 0.3s ease;
}

.help-heading {
  color: var(--help-heading-color);
  margin-top: 1rem;
  margin-bottom: 0.5rem;
  transition: color 0.3s ease;
}

.help-command {
  color: var(--help-command-color);
  display: inline-block;
  width: 120px;
  transition: color 0.3s ease;
}

.help-description {
  color: var(--help-description-color);
  transition: color 0.3s ease;
}

.error-message {
  color: var(--error-color);
  transition: color 0.3s ease;
}

.success-message {
  color: var(--success-color);
  transition: color 0.3s ease;
}

.info-message {
  color: var(--info-color);
  transition: color 0.3s ease;
}

.link-style {
  color: var(--link-color);
}

/* Custom scrollbar for terminal output */
.terminal-output::-webkit-scrollbar {
  width: 8px;
}
.terminal-output::-webkit-scrollbar-track {
  background: var(--bg-primary);
  border-radius: 10px;
}
.terminal-output::-webkit-scrollbar-thumb {
  background: #38a169; /* Keep a consistent scrollbar thumb color */
  border-radius: 10px;
}
.terminal-output::-webkit-scrollbar-thumb:hover {
  background: #2f855a;
}

/* Flashing cursor */
@keyframes blink-caret {
  from,
  to {
    border-right-color: transparent;
  }
  50% {
    border-right-color: var(--caret-color);
  }
}

.typing-effect::after {
  content: "|";
  display: inline-block;
  animation: blink-caret 0.75s step-end infinite;
  margin-left: 2px;
}

/* Small screen adjustments */
@media (max-width: 768px) {
  .terminal-container {
    width: 98%;
    height: 80vh; /* Adjusted for top links & encouragement msg */
  }
  .terminal-output,
  .terminal-input,
  .terminal-prompt {
    font-size: 0.55rem; /* Slightly smaller for mobile */
  }
  .terminal-header {
    padding: 0.4rem 0.75rem;
  }
  .dot {
    width: 0.6rem;
    height: 0.6rem;
  }
  .top-links {
    gap: 0.5rem;
    margin-bottom: 0.75rem;
  }
  .link-icon {
    padding: 0.4rem 0.8rem;
    font-size: 0.75rem;
  }
  .encouragement-message {
    font-size: 0.7rem;
    padding: 0.4rem 0.75rem;
  }
}