/* ── uBixOS site — shared styles ── */

:root {
  --cyan:    #00c8ff;
  --green:   #00ff9d;
  --blue:    #3377ff;
  --orange:  #ff6a00;
  --dark:    #060610;
  --card:    #0c0c1a;
  --border:  #1a1a32;
  --muted:   #606080;
  --text:    #c8c8e0;
}

html { scroll-behavior: smooth; }

body {
  background: var(--dark);
  color: var(--text);
  font-family: 'Share Tech Mono', monospace;
  margin: 0;
  min-height: 100vh;
}

/* ── Nav ── */
.site-nav {
  position: sticky; top: 0; z-index: 100;
  background: rgba(6,6,16,0.94);
  backdrop-filter: blur(8px);
  border-bottom: 1px solid var(--border);
  padding: 0.65rem 0;
}
.site-nav .container { display: flex; align-items: center; gap: 0; flex-wrap: nowrap; overflow-x: auto; }
.site-nav a {
  font-family: 'Share Tech Mono', monospace;
  font-size: 0.82rem;
  color: var(--muted);
  text-decoration: none;
  padding: 0.35rem 0.7rem;
  transition: color 0.18s;
  white-space: nowrap;
  letter-spacing: 0.02em;
}
.site-nav a:hover, .site-nav a.active { color: var(--cyan); }
.site-nav .nav-brand {
  font-family: 'VT323', monospace;
  font-size: 1.5rem;
  color: var(--cyan) !important;
  text-shadow: 0 0 10px var(--cyan);
  letter-spacing: 0.04em;
  margin-right: 0.25rem;
  flex-shrink: 0;
}
.site-nav .nav-sep { color: var(--border); margin: 0 0.25rem; flex-shrink: 0; }
.site-nav .nav-github { margin-left: auto; color: #444 !important; }
.site-nav .nav-github:hover { color: var(--green) !important; }

/* ── Buttons ── */
.btn-retro {
  font-family: 'Share Tech Mono', monospace;
  font-size: 0.88rem;
  padding: 0.65rem 1.6rem;
  background: transparent;
  border: 1px solid var(--cyan);
  color: var(--cyan);
  text-decoration: none;
  display: inline-block;
  transition: all 0.18s;
  letter-spacing: 0.04em;
  cursor: pointer;
}
.btn-retro:hover { background: var(--cyan); color: #000; box-shadow: 0 0 18px var(--cyan); }
.btn-retro-green { border-color: var(--green); color: var(--green); }
.btn-retro-green:hover { background: var(--green); color: #000; box-shadow: 0 0 18px var(--green); }
.btn-retro-ghost { border-color: var(--border); color: var(--muted); }
.btn-retro-ghost:hover { border-color: var(--muted); color: var(--text); background: transparent; box-shadow: none; }

/* ── Section title ── */
.section-title {
  font-family: 'Share Tech Mono', monospace;
  font-size: clamp(0.75rem, 2vw, 0.95rem);
  color: var(--cyan);
  text-shadow: 0 0 8px var(--cyan);
  letter-spacing: 0.12em;
  text-align: center;
  margin-bottom: 3rem;
}

/* ── Feature cards ── */
.feature-card {
  background: var(--card);
  border: 1px solid var(--border);
  border-radius: 4px;
  padding: 1.75rem 1.5rem;
  height: 100%;
  transition: border-color 0.18s, box-shadow 0.18s;
}
.feature-card:hover { border-color: var(--cyan); box-shadow: 0 0 18px rgba(0,200,255,0.12); }
.feature-icon { font-size: 1.75rem; margin-bottom: 0.8rem; }
.feature-title {
  font-family: 'Share Tech Mono', monospace;
  font-size: 0.88rem;
  color: var(--cyan);
  letter-spacing: 0.05em;
  margin-bottom: 0.7rem;
}
.feature-text { font-size: 0.9rem; color: var(--muted); line-height: 1.75; margin: 0; }

/* ── Stat bar ── */
.stat-bar {
  background: var(--card);
  border-top: 1px solid var(--border);
  border-bottom: 1px solid var(--border);
  padding: 1.5rem 0;
}
.stat-item { text-align: center; padding: 0.5rem 1rem; }
.stat-value {
  font-family: 'VT323', monospace;
  font-size: 2.2rem;
  color: var(--green);
  text-shadow: 0 0 8px var(--green);
  line-height: 1;
  display: block;
}
.stat-label { font-size: 0.78rem; color: var(--muted); letter-spacing: 0.06em; margin-top: 0.2rem; }

/* ── Release card ── */
.release-card {
  background: var(--card);
  border: 1px solid var(--border);
  border-left: 3px solid var(--cyan);
  border-radius: 4px;
  padding: 2rem;
}
.release-tag {
  font-family: 'VT323', monospace;
  font-size: 1.6rem;
  color: var(--cyan);
  text-shadow: 0 0 8px var(--cyan);
  letter-spacing: 0.04em;
}
.release-date { font-size: 0.8rem; color: var(--muted); margin-left: 0.75rem; }
.release-list { list-style: none; padding: 0; margin: 1rem 0 0; }
.release-list li { padding: 0.28rem 0; color: var(--muted); font-size: 0.88rem; border-bottom: 1px solid var(--border); }
.release-list li:last-child { border-bottom: none; }
.release-list li::before { content: '+ '; color: var(--green); }

/* ── Roadmap item ── */
.roadmap-item {
  display: flex; align-items: flex-start; gap: 0.85rem;
  padding: 0.65rem 0;
  border-bottom: 1px solid var(--border);
  font-size: 0.9rem;
}
.roadmap-item:last-child { border-bottom: none; }
.roadmap-check  { color: var(--green); flex-shrink: 0; }
.roadmap-prog   { color: var(--cyan);  flex-shrink: 0; }
.roadmap-pending{ color: #333;        flex-shrink: 0; }
.roadmap-text   { color: var(--muted); line-height: 1.5; }
.roadmap-text.done { color: var(--text); }

/* ── Code ── */
code {
  font-family: 'Share Tech Mono', monospace;
  color: var(--green);
  background: rgba(0,255,157,0.06);
  padding: 0.1rem 0.35rem;
  border-radius: 2px;
  font-size: 0.88em;
}
pre {
  background: var(--card);
  border: 1px solid var(--border);
  border-left: 3px solid var(--green);
  border-radius: 4px;
  padding: 1.5rem 1.75rem;
  overflow-x: auto;
  color: var(--green);
  font-size: 0.9rem;
  line-height: 1.9;
}
pre code { background: transparent; padding: 0; color: inherit; }
.comment { color: #2a3a2a; }

/* ── Screenshot ── */
.screenshot-img {
  width: 100%; border-radius: 6px;
  border: 1px solid var(--border);
  box-shadow: 0 0 40px rgba(0,200,255,0.08);
  transition: box-shadow 0.25s, transform 0.2s;
  cursor: zoom-in;
  display: block;
}
.screenshot-img:hover { box-shadow: 0 0 50px rgba(0,200,255,0.22); transform: scale(1.01); }

/* ── Lightbox ── */
.lightbox {
  display: none; position: fixed; inset: 0; z-index: 999;
  background: rgba(0,0,0,0.93);
  align-items: center; justify-content: center; cursor: zoom-out;
}
.lightbox.open { display: flex; }
.lightbox img { max-width: 92vw; max-height: 90vh; border-radius: 6px; border: 1px solid var(--border); }
.lightbox-close {
  position: absolute; top: 1.25rem; right: 1.5rem;
  font-family: 'Share Tech Mono', monospace; font-size: 0.85rem;
  color: #444; cursor: pointer; background: none; border: none; transition: color 0.2s;
}
.lightbox-close:hover { color: var(--cyan); }

/* ── Footer ── */
.site-footer {
  border-top: 1px solid var(--border);
  padding: 2.5rem 0;
  text-align: center;
  color: var(--muted);
  font-size: 0.82rem;
}
.site-footer a { color: #444; text-decoration: none; transition: color 0.18s; }
.site-footer a:hover { color: var(--cyan); }
.footer-links { display: flex; justify-content: center; gap: 2rem; flex-wrap: wrap; margin-bottom: 1.25rem; }

/* ── Divider ── */
.neon-divider {
  border: none; height: 1px;
  background: linear-gradient(to right, transparent, var(--cyan), transparent);
  margin: 5rem 0; opacity: 0.25;
}

/* ── Badge ── */
.badge-retro {
  font-family: 'Share Tech Mono', monospace;
  font-size: 0.72rem;
  padding: 0.25rem 0.65rem;
  border-radius: 2px;
  letter-spacing: 0.05em;
  display: inline-block;
}
.badge-done    { background: rgba(0,255,157,0.12); color: var(--green); border: 1px solid rgba(0,255,157,0.3); }
.badge-prog    { background: rgba(0,200,255,0.12); color: var(--cyan);  border: 1px solid rgba(0,200,255,0.3); }
.badge-planned { background: rgba(96,96,128,0.15); color: var(--muted); border: 1px solid var(--border); }

/* ── Utility ── */
.text-cyan  { color: var(--cyan);  }
.text-green { color: var(--green); }
.text-muted { color: var(--muted); }
.mb-0 { margin-bottom: 0; }