/* styles.css - monochrome, black site with glowing white header and terminal */
:root{
  --bg:#000;
  --fg:#fff;
  --muted:#999;
  --terminal-bg: rgba(0,0,0,0.35);
  --terminal-border: rgba(200,200,200,0.12);
  --glow: 12px;
  --font-family: ui-monospace, SFMono-Regular, Menlo, Monaco, 'Roboto Mono', 'Courier New', monospace;
  --font-size: 14px;
}

/* page */
*{box-sizing:border-box}
html,body{
  height:100%;
  margin:0;
  background:var(--bg);
  color:var(--fg);
  font-family:var(--font-family);
  -webkit-font-smoothing:antialiased;
  -moz-osx-font-smoothing:grayscale;
}

header{
  position:fixed;
  top:18px;
  left:0;
  right:0;
  text-align:center;
  pointer-events:none;
  z-index:50;
}

.site-title{
  display:inline-block;
  font-weight:700;
  font-size:28px;
  color:var(--fg);
  padding:8px 20px;
  letter-spacing:2px;
  text-transform:lowercase;
  text-shadow: 0 0 calc(var(--glow) / 2) rgba(255,255,255,0.95);
  pointer-events:auto;
}

/* main layout */
main{
  min-height:100vh;
  display:flex;
  align-items:center;
  justify-content:center;
  flex-direction:column;
  gap:18px;
  padding:80px 20px 40px;
}

/* customize bar */
.customize-bar{
  width:900px;
  max-width:95%;
  display:flex;
  gap:12px;
  align-items:center;
  justify-content:flex-start;
  padding:10px 14px;
  border-radius:10px;
  background:transparent;
  color:var(--muted);
  font-size:13px;
}
.customize-label{
  color:var(--fg);
  font-weight:600;
  margin-right:6px;
  pointer-events:none;
}
.control{display:flex;align-items:center;gap:8px}
.control label{display:flex;gap:6px;align-items:center;color:var(--muted)}
.control select, .control input[type="range"]{
  background:transparent;
  color:var(--fg);
  border:1px solid rgba(255,255,255,0.06);
  padding:6px 8px;
  border-radius:6px;
  outline:none;
}

/* terminal */
.terminal-wrap{
  width:900px;
  max-width:96%;
  display:flex;
  justify-content:center;
}
.terminal{
  width:100%;
  height:420px;
  background:var(--terminal-bg);
  border-radius:12px;
  padding:14px;
  box-shadow: 0 0 calc(var(--glow)) rgba(200,200,200,0.06);
  border: 1px solid var(--terminal-border);
  display:flex;
  flex-direction:column;
  gap:8px;
  overflow:hidden;
  backdrop-filter: blur(6px);
}

/* inner output */
.output{
  flex:1;
  overflow:auto;
  font-family:var(--font-family);
  font-size:var(--font-size);
  color:var(--fg);
  line-height:1.35;
  padding-right:6px;
  white-space:pre-wrap;
}

/* input line */
.input-line{
  display:flex;
  gap:8px;
  align-items:center;
  border-top:1px dashed rgba(255,255,255,0.02);
  padding-top:8px;
}
.prompt{
  color:var(--muted);
  font-family:var(--font-family);
  font-size:var(--font-size);
  user-select:none;
}
.cmdline{
  background:transparent;
  border:0;
  outline:none;
  color:var(--fg);
  font-family:var(--font-family);
  font-size:var(--font-size);
  flex:1;
}

/* help nav */
.help{
  display:flex;
  gap:8px;
  align-items:center;
  width:900px;
  max-width:95%;
}
.help button{
  background:transparent;
  color:var(--fg);
  border:1px solid rgba(255,255,255,0.04);
  padding:8px 10px;
  border-radius:8px;
  cursor:pointer;
  font-family:var(--font-family);
  font-size:13px;
}

/* small screens */
@media (max-width:520px){
  .site-title{font-size:20px}
  .terminal{height:330px}
  .customize-bar{font-size:12px}
}

/* focus styles */
.terminal:focus-within{ box-shadow: 0 0 calc(var(--glow) * 1.5) rgba(230,230,230,0.06); border-color:rgba(230,230,230,0.12) }

/* selection */
::selection{ background: rgba(255,255,255,0.08) }