html, body {
  margin: 0;
  padding: 0;
  background: #0b0f14;
  color: #e6edf3;
  font-family: ui-monospace, SFMono-Regular, Menlo, monospace;
  font-size: 19px;
  height: 100%;
  overflow-x: hidden;
}

/* MATRIX BACKGROUND */
#matrix {
  position: fixed;
  top: 0;
  left: 0;
  width: 100%;
  height: 100%;
  opacity: 0.03;
  z-index: -1;
}

/* BOOT SCREEN */
#bootScreen {
  padding: 28px;
  white-space: pre-line;
  min-height: 100vh;
}

/* TERMINAL WINDOW */
#terminalWindow {
  width: 92%;
  max-width: 1000px;
  margin: 40px auto;
  background: #0d1117;
  border-radius: 12px;
  box-shadow: 0 20px 60px rgba(0,0,0,0.7);
  overflow: hidden;
}

/* TITLE BAR */
.titlebar {
  background: #161b22;
  padding: 10px 14px;
  display: flex;
  align-items: center;
}

.dot {
  width: 13px;
  height: 13px;
  border-radius: 50%;
  margin-right: 8px;
}

.red { background: #ff5f56; }
.yellow { background: #ffbd2e; }
.green { background: #27c93f; }

.title {
  margin-left: 10px;
  font-size: 14px;
  opacity: 0.7;
}

/* TERMINAL */
.terminal {
  padding: 22px;
  height: 68vh;
  overflow-y: auto;
}

.hidden {
  display: none;
}

/* INPUT */
.input-line {
  display: flex;
  margin-top: 14px;
}

.prompt {
  margin-right: 10px;
  color: #58a6ff;
}

input {
  background: transparent;
  border: none;
  color: #e6edf3;
  font-family: inherit;
  font-size: 19px;
  outline: none;
  width: 100%;
}

/* OUTPUT */
pre {
  margin: 0;
  line-height: 1.6;
}

/* LINKS */
a {
  color: #58a6ff;
}

/* IMAGE */
img {
  width: 150px;
  border-radius: 10px;
  margin-top: 12px;
}