/* ==========================================================================
   Terminal Tour Widget
   Scoped interactive terminal emulator widget for MkDocs Material pages.
   Drop a .terminal-tour container into any page; linux-terminal-tour.js
   auto-initialises it and lazy-loads xterm.js from CDN.
   ========================================================================== */

/* --- Outer container --- */
.terminal-tour {
  margin: 1.5em 0;
  border-radius: 0.5rem;
  overflow: hidden;
  background: #0d1e1c; /* Rich Forest Green — matches xterm background */
  font-family:
    "JetBrains Mono", "Fira Code", "Cascadia Code", "Courier New", monospace;
  box-shadow: 0 4px 20px rgba(0, 0, 0, 0.4);
  border: 1px solid #12312b; /* Forest Green */
  /* Ensure the container is visible before JS populates it */
  min-height: 360px;
  display: flex;
  flex-direction: column;
}

/* --- Splash screen --- */
.terminal-tour .tt-splash {
  display: flex;
  flex: 1;
  align-items: center;
  justify-content: center;
  min-height: 360px;
  text-align: center;
  padding: 32px;
  background: #0d1e1c; /* Rich Forest Green */
}

.terminal-tour .tt-splash-inner {
  max-width: 400px;
}

.terminal-tour .tt-splash-icon {
  font-size: 48px;
  margin-bottom: 16px;
  line-height: 1;
}

.terminal-tour .tt-splash-title {
  color: #e2e8f0;
  font-family:
    "JetBrains Mono", "Fira Code", "Cascadia Code", "Courier New", monospace;
  font-size: 22px;
  font-weight: 700;
  margin: 0 0 8px;
  line-height: 1.3;
}

.terminal-tour .tt-splash-sub {
  color: #94a3b8;
  font-family:
    "JetBrains Mono", "Fira Code", "Cascadia Code", "Courier New", monospace;
  font-size: 13px;
  line-height: 1.7;
  margin-bottom: 20px;
}

.terminal-tour .tt-splash-meta {
  color: #64748b;
  font-family:
    "JetBrains Mono", "Fira Code", "Cascadia Code", "Courier New", monospace;
  font-size: 12px;
  margin-bottom: 24px;
  line-height: 1.8;
}

/* --- NetID input --- */
.terminal-tour .tt-netid-label {
  display: block;
  color: #c4dd88; /* Spring Green */
  font-family:
    "JetBrains Mono", "Fira Code", "Cascadia Code", "Courier New", monospace;
  font-size: 13px;
  margin-bottom: 8px;
}

.terminal-tour .tt-netid-input {
  background: #12312b; /* Forest Green */
  border: 1px solid #00693e; /* Dartmouth Green */
  border-radius: 6px;
  color: #e2e8f0;
  font-family:
    "JetBrains Mono", "Fira Code", "Cascadia Code", "Courier New", monospace;
  font-size: 15px;
  padding: 10px 14px;
  width: 220px;
  text-align: center;
  outline: none;
  margin-bottom: 20px;
  transition: border-color 0.2s;
  display: block;
  margin-left: auto;
  margin-right: auto;
}

.terminal-tour .tt-netid-input:focus {
  border-color: #a5d75f; /* Rich Spring Green */
}

.terminal-tour .tt-netid-input::placeholder {
  color: #475569;
}

/* --- Start button --- */
.terminal-tour .tt-start-btn {
  background: #00693e;
  color: white;
  border: 1px solid #a5d75f; /* Rich Spring Green */
  padding: 14px 40px;
  border-radius: 8px;
  font-size: 16px;
  font-weight: 600;
  cursor: pointer;
  font-family:
    "JetBrains Mono", "Fira Code", "Cascadia Code", "Courier New", monospace;
  transition:
    opacity 0.2s,
    border-color 0.2s;
}

.terminal-tour .tt-start-btn:hover:not(:disabled) {
  opacity: 0.88;
  border-color: #c4dd88; /* Spring Green on hover */
  color: white;
}

.terminal-tour .tt-start-btn:disabled {
  opacity: 0.35;
  cursor: not-allowed;
  color: #0d1e1c;
}

/* --- Terminal container --- */
.terminal-tour .tt-terminal-container {
  display: none;
  height: 480px;
  padding: 4px;
  background: #0d1e1c; /* Rich Forest Green — matches xterm background */
}

.terminal-tour .tt-terminal-container.active {
  display: block;
}

/* --- xterm.js overrides — keep the terminal flush inside the widget --- */
.terminal-tour .xterm {
  height: 100%;
}

.terminal-tour .xterm-viewport {
  border-radius: 0;
}

/* --- Loading indicator (shown while xterm CDN loads) --- */
.terminal-tour .tt-loading {
  display: flex;
  align-items: center;
  justify-content: center;
  min-height: 360px;
  color: #c4dd88; /* Spring Green */
  font-family:
    "JetBrains Mono", "Fira Code", "Cascadia Code", "Courier New", monospace;
  font-size: 13px;
  background: #0d1e1c; /* Rich Forest Green */
}