:root {
  --bg-color: #0a0800;
  --text-color: #ffb000; 
  --dim-text: #664400;
  --accent-color: #ffb000;
  --font-mono: 'JetBrains Mono', 'Courier New', monospace;
  --bar-bg: #110900;
  --bar-border: #331a00;
}

* {
  margin: 0;
  padding: 0;
  box-sizing: border-box;
}

body {
  background-color: var(--bg-color);
  color: var(--text-color);
  font-family: var(--font-mono);
  font-size: 16px;
  line-height: 1.6;
  letter-spacing: 0.3px;
  overflow: hidden;
  height: 100vh;
  width: 100vw;
}

/* CRT Scanline Effect */
body::before {
  content: " ";
  display: block;
  position: absolute;
  top: 0;
  left: 0;
  bottom: 0;
  right: 0;
  background: linear-gradient(rgba(18, 16, 16, 0) 50%, rgba(0, 0, 0, 0.25) 50%), linear-gradient(90deg, rgba(255, 0, 0, 0.06), rgba(0, 255, 0, 0.02), rgba(0, 0, 255, 0.06));
  z-index: 2;
  background-size: 100% 2px, 3px 100%;
  pointer-events: none;
}

/* Navigation Bar */
.nav-container {
  position: fixed;
  top: 20px;
  left: 50%;
  transform: translateX(-50%);
  width: 90%;
  max-width: 900px;
  z-index: 1000;
}

.nav-bar {
  background: rgba(10, 10, 10, 0.8);
  backdrop-filter: blur(10px);
  -webkit-backdrop-filter: blur(10px);
  border: 1px solid #222;
  border-radius: 100px;
  height: 60px;
  display: flex;
  align-items: center;
  padding: 0 2rem;
  justify-content: space-between;
  box-shadow: 0 10px 30px rgba(0, 0, 0, 0.5);
}

.nav-logo {
  font-weight: 800;
  font-size: 1.2rem;
  color: #fff;
  text-decoration: none;
}

.nav-links {
  display: flex;
  gap: 1rem;
  align-items: center;
  position: relative;
}

.nav-links a {
  color: #888;
  text-decoration: none;
  font-size: 0.8rem;
  font-weight: 700;
  letter-spacing: 1px;
  transition: color 0.3s ease;
  padding: 8px 22px;
  border-radius: 100px;
  position: relative;
  z-index: 2;
}

.nav-links a:hover {
  color: #fff;
}

.nav-links a.active-pill {
  color: #000;
}

.nav-indicator {
  position: absolute;
  top: 50%;
  height: 38px;
  background-color: var(--accent-color);
  border-radius: 100px;
  z-index: 1;
  transition: transform 0.3s cubic-bezier(0.4, 0, 0.2, 1), width 0.3s ease;
  pointer-events: none;
  box-shadow: 0 0 15px rgba(255, 176, 0, 0.4);
}

.nav-right {
  display: flex;
  gap: 1.2rem;
  align-items: center;
}

.nav-right svg {
  width: 18px;
  height: 18px;
  fill: #888;
  transition: fill 0.2s;
}

.nav-right svg:hover {
  fill: #fff;
}

/* Adjust terminal padding for floating nav */
.terminal-container {
  height: 100vh;
  padding: 100px 2rem 2rem 2rem;
  overflow-y: auto;
  position: relative;
  z-index: 5;
  transition: padding 0.3s ease;
}

.terminal-container.linux-mode {
  padding-top: 120px; /* Extra space to clear the fixed navbar */
  padding-bottom: 2rem;
  overflow: hidden;
}

.output {
  white-space: pre-wrap;
  word-break: break-all;
  margin-bottom: 1rem;
  font-size: 1.05rem;
}

#v86-screen {
  width: 100%;
  height: calc(100vh - 200px);
  background: #000;
  border: 1px solid var(--bar-border);
  margin-bottom: 1rem;
  font-family: 'Courier New', monospace; /* v86 terminal font */
  position: relative;
  overflow: hidden;
}

#v86-screen div {
  white-space: pre;
  font-family: inherit;
  font-size: 14px;
}

#v86-xterm-container {
  width: 100%;
  height: calc(100vh - 140px);
  margin-bottom: 0;
}

/* xterm.js aesthetic overrides */
.xterm {
  padding: 0;
  background-color: transparent !important;
}
.xterm-viewport {
  scrollbar-width: none;
  background-color: transparent !important;
}
.xterm-viewport::-webkit-scrollbar {
  display: none;
}

.input-line {
  display: flex;
  align-items: center;
}

.prompt {
  margin-right: 0.5rem;
  color: var(--accent-color);
}

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

.error {
  color: #ff3333;
  font-weight: bold;
}

#cli-input {
  background: transparent;
  border: none;
  color: var(--text-color);
  font-family: var(--font-mono);
  font-size: 1.05rem;
  letter-spacing: inherit;
  outline: none;
  flex: 1;
}

/* Scrollbar */
::-webkit-scrollbar {
  width: 5px;
}

::-webkit-scrollbar-track {
  background: var(--bg-color);
}

::-webkit-scrollbar-thumb {
  background: #222;
}

/* Animations */
@keyframes blink {
  50% {
    opacity: 0;
  }
}

.cursor {
  display: inline-block;
  width: 10px;
  height: 1.2rem;
  background-color: var(--accent-color);
  animation: blink 1s infinite;
  vertical-align: middle;
}

.header-text {
  color: #fff;
  margin-bottom: 1.5rem;
  text-shadow: 0 0 5px var(--accent-color);
}

/* View Toggling */
.hidden {
  display: none !important;
}

#blog-view {
  height: 100vh;
  display: flex;
  flex-direction: column;
  justify-content: center;
  align-items: center;
  text-align: center;
  color: #444;
}

#blog-view h1 {
  font-size: 3rem;
  margin-bottom: 1rem;
  color: var(--accent-color);
  text-shadow: 0 0 10px rgba(255, 176, 0, 0.4);
}

#blog-view p {
  font-size: 1rem;
  letter-spacing: 2px;
}

/* Mobile Suggestions */
.suggestions {
  display: flex;
  flex-wrap: wrap;
  gap: 0.8rem;
  margin-top: 1.5rem;
  padding-bottom: 1rem;
}

.keyboard .suggestions {
  margin-top: 0;
  padding-bottom: 0.5rem;
  justify-content: center;
  border-bottom: 1px solid rgba(255, 176, 0, 0.1);
  margin-bottom: 0.5rem;
  width: 100%;
}

.suggestion-tag {
  background: rgba(255, 176, 0, 0.1);
  border: 1px solid var(--dim-text);
  color: var(--text-color);
  padding: 4px 12px;
  border-radius: 4px;
  font-size: 0.85rem;
  cursor: pointer;
  transition: all 0.2s;
  user-select: none;
}

.suggestion-tag:hover {
  background: rgba(255, 176, 0, 0.2);
  border-color: var(--accent-color);
}

.suggestion-tag::before {
  content: '[';
  margin-right: 4px;
  opacity: 0.5;
}

.suggestion-tag::after {
  content: ']';
  margin-left: 4px;
  opacity: 0.5;
}

@media (max-width: 600px) {
  .terminal-container { padding: 80px 1rem 45vh 1rem; }
  .terminal-container.linux-mode { padding-top: 110px; padding-bottom: 300px; }
  #v86-xterm-container { height: calc(100vh - 420px); }
  .nav-bar { padding: 0 1rem; }
  .nav-links { gap: 1rem; }
}

body.is-mobile .terminal-container { padding: 80px 1rem 45vh 1rem; }
body.is-mobile .terminal-container.linux-mode { padding-top: 110px; padding-bottom: 300px; }
body.is-mobile #v86-xterm-container { height: calc(100vh - 420px); }
body.is-mobile .nav-bar { padding: 0 1rem; }
body.is-mobile .nav-links { gap: 1rem; }
/* On-Screen Keyboard */
.keyboard {
  position: fixed;
  bottom: 0;
  left: 0;
  width: 100%;
  background: rgba(10, 10, 10, 0.92);
  backdrop-filter: blur(15px);
  -webkit-backdrop-filter: blur(15px);
  border-top: 1px solid #331a00;
  padding: 0.8rem 0.4rem 1.5rem 0.4rem;
  display: flex;
  flex-direction: column;
  gap: 0.4rem;
  z-index: 2000;
  box-shadow: 0 -10px 40px rgba(0, 0, 0, 0.9);
  transition: transform 0.3s cubic-bezier(0.4, 0, 0.2, 1);
}

.keyboard.hidden {
  transform: translateY(100%);
  pointer-events: none;
  opacity: 0;
}

.keyboard-row {
  display: flex;
  justify-content: center;
  gap: 0.3rem;
  width: 100%;
}

.key {
  background: rgba(255, 176, 0, 0.1);
  border: 1px solid #442200;
  color: var(--text-color);
  height: 42px;
  border-radius: 6px;
  font-family: var(--font-mono);
  font-size: 0.95rem;
  flex: 1;
  display: flex;
  align-items: center;
  justify-content: center;
  cursor: pointer;
  user-select: none;
  -webkit-tap-highlight-color: transparent;
  transition: all 0.1s;
  text-shadow: 0 0 5px rgba(255, 176, 0, 0.5);
}

.key:active {
  background: rgba(255, 176, 0, 0.4);
  transform: scale(0.92);
  box-shadow: 0 0 15px var(--accent-color);
}

.key.wide {
  flex: 1.5;
  font-size: 0.7rem;
  text-transform: uppercase;
  background: rgba(255, 176, 0, 0.15);
}

.key.space {
  flex: 4;
}

.key.special {
  color: #fff;
  border-color: #663300;
  background: rgba(255, 176, 0, 0.2);
}