:root {
  --bg: #0a0a0a;
  --bg-elevated: #141414;
  --bg-panel: #181818;
  --border: #2a2a2a;
  --border-bright: #3a3a3a;
  --accent: #f0c020;
  --accent-dim: #b8920c;
  --accent-glow: rgba(240, 192, 32, 0.25);
  --text: #e8e8e8;
  --text-dim: #8a8a8a;
  --fg-faint: #555;
  --cyan: #7be0e0;
  --danger: #ff4444;
  --success: #4caf50;
  --mono: "Berkeley Mono", "JetBrains Mono", "SF Mono", "Cascadia Code",
    Menlo, Consolas, "Liberation Mono", monospace;
}

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

html, body {
  background: var(--bg);
  color: var(--text);
  font-family: var(--mono);
  font-size: 14px;
  line-height: 1.5;
  min-height: 100vh;
}

body {
  display: flex;
  flex-direction: column;
}

/* shared site chrome */
.wrap {
  max-width: 960px;
  margin: 0 auto;
  padding: 0 1.25rem;
  width: 100%;
}

header.site {
  border-bottom: 1px solid var(--border);
  background: var(--bg);
  position: sticky;
  top: 0;
  z-index: 10;
}

header.site .wrap {
  display: flex;
  flex-wrap: wrap;
  align-items: baseline;
  gap: 1rem 1.75rem;
  padding-top: 1.25rem;
  padding-bottom: 1rem;
}

.brand {
  font-weight: 700;
  letter-spacing: 0.05em;
  color: var(--accent);
  font-size: 1.05rem;
  text-decoration: none;
  white-space: nowrap;
}
.brand::before { content: "» "; color: var(--fg-faint); }

nav.main {
  display: flex;
  flex-wrap: wrap;
  gap: 0 1.25rem;
  font-size: 0.92rem;
}
nav.main a {
  color: var(--cyan);
  text-decoration: none;
  padding: 0.1rem 0;
}
nav.main a:hover,
nav.main a[aria-current="page"] {
  color: var(--accent);
  border-bottom: 1px solid var(--accent);
}
nav.main a::before { content: "> "; color: var(--fg-faint); }

.title-strip {
  border-bottom: 1px solid var(--border);
  padding: 1.25rem 0 1rem;
  margin-bottom: 1rem;
}
.title-strip h1 {
  margin: 0 0 0.25rem;
  font-size: 1.35rem;
  color: var(--accent);
  letter-spacing: 0.03em;
}
.title-strip h1::before { content: "# "; color: var(--fg-faint); }
.title-strip .tagline {
  color: var(--text-dim);
  font-style: italic;
  margin: 0;
  font-size: 0.95rem;
}

.dim { color: var(--fg-faint); }

main {
  flex: 1;
  padding: 0 0 32px;
  width: 100%;
}

.panel {
  background: var(--bg-panel);
  border: 1px solid var(--border);
  border-left: 2px solid var(--cyan);
  border-radius: 4px;
  padding: 20px;
  margin-bottom: 20px;
}

.panel h2 {
  color: var(--accent);
  font-size: 14px;
  letter-spacing: 2px;
  margin-bottom: 16px;
  padding-bottom: 8px;
  border-bottom: 1px dashed var(--cyan);
}

/* ── the screen ── */
.screen-frame {
  background: #050505;
  border: 1px solid var(--border-bright);
  border-radius: 4px;
  padding: 18px 10px;
  overflow-x: auto;          /* horizontal scroll fallback for 67-col art */
  overflow-y: hidden;
}

#screen {
  margin: 0 auto;
  color: var(--accent);
  font-family: var(--mono);
  /* clamp keeps the 67-col art readable on phones, crisp on desktop */
  font-size: clamp(6px, 2.6vw, 15px);
  line-height: 1.12;
  letter-spacing: 0;
  white-space: pre;
  display: block;
  width: max-content;
  min-width: 100%;
  text-align: left;
  text-shadow: 0 0 6px var(--accent-glow);
}

/* fullscreen: center the screen on a black field, scale up the art */
.screen-frame:fullscreen,
.screen-frame:-webkit-full-screen {
  display: flex;
  align-items: center;
  justify-content: center;
  background: #000;
  padding: 0;
}
.screen-frame:fullscreen #screen,
.screen-frame:-webkit-full-screen #screen {
  font-size: clamp(8px, 2.2vh, 28px);
  width: auto;
  min-width: 0;
}

/* ── controls ── */
.controls {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  gap: 10px;
  margin-top: 16px;
}

.scrub-row {
  display: flex;
  align-items: center;
  gap: 12px;
  margin-top: 14px;
}

#scrub {
  flex: 1;
  min-width: 120px;
  -webkit-appearance: none;
  appearance: none;
  height: 6px;
  border-radius: 3px;
  background: var(--bg-elevated);
  border: 1px solid var(--border-bright);
  cursor: pointer;
}
#scrub::-webkit-slider-thumb {
  -webkit-appearance: none;
  appearance: none;
  width: 14px;
  height: 14px;
  border-radius: 50%;
  background: var(--accent);
  box-shadow: 0 0 8px var(--accent-glow);
  cursor: pointer;
}
#scrub::-moz-range-thumb {
  width: 14px;
  height: 14px;
  border: none;
  border-radius: 50%;
  background: var(--accent);
  cursor: pointer;
}

.timecode {
  color: var(--text-dim);
  font-size: 12px;
  letter-spacing: 1px;
  white-space: nowrap;
  min-width: 9ch;
  text-align: right;
}

.btn {
  background: transparent;
  border: 1px solid var(--accent);
  color: var(--accent);
  font-family: var(--mono);
  font-size: 13px;
  letter-spacing: 1px;
  padding: 7px 14px;
  cursor: pointer;
  border-radius: 3px;
  transition: all 0.15s ease;
}
.btn:hover:not(:disabled) {
  background: var(--accent);
  color: var(--bg);
  box-shadow: 0 0 12px var(--accent-glow);
}
.btn.secondary {
  border-color: var(--border-bright);
  color: var(--text-dim);
}
.btn.secondary:hover {
  background: var(--border-bright);
  color: var(--text);
  box-shadow: none;
}

.speed-group {
  display: inline-flex;
  gap: 0;
  margin-left: auto;
}
.speed-group .btn {
  border-radius: 0;
  border-left-width: 0;
}
.speed-group .btn:first-child {
  border-radius: 3px 0 0 3px;
  border-left-width: 1px;
}
.speed-group .btn:last-child {
  border-radius: 0 3px 3px 0;
}
.speed-group .btn.active {
  background: var(--accent);
  color: var(--bg);
  font-weight: bold;
}

.hint {
  color: var(--text-dim);
  font-size: 12px;
  margin-top: 14px;
  line-height: 1.6;
}
.hint kbd {
  background: var(--bg-elevated);
  border: 1px solid var(--border-bright);
  border-radius: 2px;
  padding: 1px 6px;
  color: var(--cyan);
  font-family: var(--mono);
  font-size: 11px;
}

/* footer */
footer.site {
  border-top: 1px solid var(--border);
  margin-top: auto;
  padding: 1.5rem 0 2rem;
  color: var(--fg-faint);
  font-size: 0.85rem;
  flex-shrink: 0;
}
footer.site .wrap {
  display: flex;
  flex-wrap: wrap;
  gap: 1rem 2rem;
  justify-content: space-between;
}
footer.site a { color: var(--text-dim); text-decoration: none; }
footer.site a:hover { color: var(--cyan); }

/* scrollbar */
::-webkit-scrollbar { width: 10px; height: 10px; }
::-webkit-scrollbar-track { background: var(--bg); }
::-webkit-scrollbar-thumb { background: var(--border-bright); border-radius: 5px; }
::-webkit-scrollbar-thumb:hover { background: var(--accent-dim); }

@media (max-width: 560px) {
  .controls { gap: 8px; }
  .speed-group { margin-left: 0; width: 100%; }
  .speed-group .btn { flex: 1; }
}

/* ── phone polish (<=560px); the 67-col feature stays native (scrolls in its box) ── */
@media (max-width: 560px) {
  .wrap { padding: 0 0.9rem; }
  header.site .wrap { gap: 0.45rem 1rem; padding-top: 1rem; }
  nav.main { gap: 0.1rem 0.9rem; font-size: 0.88rem; }
  nav.main a { padding: 0.32rem 0; }
  .title-strip h1 { font-size: 1.25rem; }
}
/* ── Spaceballs display-font polish (Orbitron) — additive, cascades last ── */
:root { --display: "Orbitron", var(--mono); }

.brand {
  font-family: var(--display);
  text-transform: uppercase;
  letter-spacing: 0.14em;
  text-shadow: 0 0 8px rgba(240,192,32,0.35), 0 1px 2px rgba(0,0,0,0.8);
}
.brand::before {            /* keep the » glyph mono + untracked */
  font-family: var(--mono);
  font-weight: 400;
  letter-spacing: normal;
  text-shadow: none;
}

.title-strip h1 {
  font-family: var(--display);
  font-weight: 900;
  text-transform: uppercase;
  letter-spacing: 0.07em;
  text-shadow: 0 0 10px rgba(240,192,32,0.3), 0 1px 3px rgba(0,0,0,0.9);
}
.title-strip h1::before {   /* keep the # prefix mono */
  font-family: var(--mono);
  font-weight: 400;
  letter-spacing: normal;
  text-shadow: none;
}

@media (max-width: 560px) {
  .title-strip h1 { letter-spacing: 0.03em; }
  .brand { letter-spacing: 0.08em; }
}
/* ── Orbitron on nav + section headers (h2/h3), prefixes stay mono ── */
nav.main a {
  font-family: var(--display);
  letter-spacing: 0.06em;
}
nav.main a::before { font-family: var(--mono); letter-spacing: normal; }

h2, h3 {
  font-family: var(--display);
  font-weight: 700;
  text-transform: uppercase;
  letter-spacing: 0.05em;
}
h2::before, h3::before { font-family: var(--mono); font-weight: 400; letter-spacing: normal; }
/* ── Exo 2 body to pair with Orbitron (prose only; console/code stay mono) ── */
:root { --sans: "Exo 2", -apple-system, BlinkMacSystemFont, "Segoe UI", system-ui, Helvetica, Arial, sans-serif; }
p, ul, ol, li, .muted, .dim, .lede, .note, .tagline, blockquote { font-family: var(--sans); }
code, pre, kbd { font-family: var(--mono); }