/* ============================================================
   que0p — shared styles
   All static pages import this file.
   No inline styles allowed — put everything here or in a
   page-specific <style> block using these custom properties.
   ============================================================ */

/* --- Tokens ------------------------------------------------ */
:root {
  --bg:           #000;
  --fg:           #fff;
  --muted:        #888;   /* AA compliant on black: 5.9:1 */
  --subtle:       #555;   /* decorative / non-text only    */
  --border:       #1a1a1a;
  --border-nav:   #1a1a1a;
  --green:        #4ade80;
  --red:          #f87171;
  --blue:         #60a5fa;
  --yellow:       #facc15;
  --purple:       #9146FF;
  --font:         'JetBrains Mono', 'Courier New', monospace;
}

/* --- Reset ------------------------------------------------- */
*, *::before, *::after { box-sizing: border-box; margin: 0; padding: 0; }

body {
  background: var(--bg);
  color: var(--fg);
  font-family: var(--font);
  min-height: 100vh;
}

/* --- Nav --------------------------------------------------- */
nav {
  border-bottom: 1px solid var(--border-nav);
  padding: 1rem 1.5rem;
  position: sticky;
  top: 0;
  background: var(--bg);
  z-index: 10;
}

.nav-inner {
  max-width: 80rem;
  margin: 0 auto;
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 1rem;
}

.nav-brand {
  font-size: 0.875rem;
  font-weight: 700;
  letter-spacing: 0.1em;
  text-decoration: none;
  color: var(--fg);
}

.nav-brand .dim { color: var(--muted); }

.nav-links {
  display: flex;
  align-items: center;
  gap: 1.25rem;
}

.nav-link {
  font-family: var(--font);
  font-size: 0.8rem;
  color: var(--muted);
  text-decoration: none;
  transition: color 0.15s;
}

.nav-link:hover,
.nav-link:focus-visible { color: var(--fg); }

.nav-btn {
  font-family: var(--font);
  font-size: 0.75rem;
  font-weight: 700;
  background: var(--fg);
  color: var(--bg);
  border: none;
  padding: 0.4rem 0.85rem;
  cursor: pointer;
  text-decoration: none;
  letter-spacing: 0.03em;
  transition: background 0.15s;
}

.nav-btn:hover,
.nav-btn:focus-visible { background: #e5e5e5; }

/* --- Focus ------------------------------------------------- */
:focus-visible {
  outline: 2px solid var(--green);
  outline-offset: 3px;
}

/* --- Page shell -------------------------------------------- */
.page-main {
  max-width: 80rem;
  margin: 0 auto;
  padding: 4rem 1.5rem;
}

.page-main--narrow {
  max-width: 36rem;
  margin: 0 auto;
  padding: 4rem 1.5rem;
}

.page-main--mid {
  max-width: 48rem;
  margin: 0 auto;
  padding: 4rem 1.5rem;
}

/* --- Mobile nav -------------------------------------------- */
@media (max-width: 600px) {
  nav { padding: 0.75rem 1rem; }

  .nav-inner {
    flex-wrap: wrap;
    gap: 0.5rem 1rem;
  }

  .nav-links { gap: 0.75rem; }

  .nav-link { font-size: 0.75rem; }

  .nav-btn {
    font-size: 0.7rem;
    padding: 0.35rem 0.7rem;
  }

  .page-main,
  .page-main--narrow,
  .page-main--mid {
    padding: 2rem 1rem;
  }
}

/* --- Prompt line ------------------------------------------ */
.prompt {
  color: var(--muted);
  font-size: 0.8rem;
  margin-bottom: 2.5rem;
}

.prompt .dollar { color: var(--green); }
.prompt .bang   { color: var(--red); }

/* --- Divider ---------------------------------------------- */
.divider {
  border: none;
  border-top: 1px solid var(--border);
  margin: 2rem 0;
}

/* --- Badge ------------------------------------------------ */
.badge {
  font-size: 0.65rem;
  font-weight: 700;
  padding: 0.2rem 0.5rem;
  border: 1px solid var(--subtle);
  color: var(--muted);
  text-transform: uppercase;
  letter-spacing: 0.08em;
}

.badge--open  { border-color: var(--green); color: var(--green); }
.badge--closed { border-color: var(--subtle); color: var(--muted); }

/* --- Empty state ------------------------------------------ */
.empty-state {
  padding: 2.5rem 1.25rem;
  color: var(--muted);
  font-size: 0.85rem;
  text-align: center;
  border: 1px solid var(--border);
}

/* --- Back link -------------------------------------------- */
.back-link {
  color: var(--fg);
  font-size: 0.8rem;
  text-decoration: underline;
  text-underline-offset: 4px;
}

.back-link:hover,
.back-link:focus-visible { color: var(--muted); }

/* --- Footer note ------------------------------------------ */
.page-footer {
  margin-top: 3rem;
  font-size: 0.7rem;
  color: var(--muted);
}

.page-footer a {
  color: var(--muted);
  text-decoration: underline;
  text-underline-offset: 3px;
}

.page-footer a:hover,
.page-footer a:focus-visible { color: var(--fg); }

/* --- Generic links ---------------------------------------- */
a { color: var(--fg); }