/* ── Shared nav styles (loaded on every page) ──────────────────────── */
nav {
  position: fixed;
  top: 0; left: 0; right: 0;
  z-index: 100;
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 20px 48px;
  background: rgba(10,10,10,0.85);
  backdrop-filter: blur(12px);
  border-bottom: 1px solid var(--border, rgba(255,255,255,0.07));
}

.nav-logo {
  font-family: var(--mono, 'DM Mono', monospace);
  font-weight: 500;
  font-size: 18px;
  color: var(--lime, #bfff5e);
  letter-spacing: 0.04em;
  text-decoration: none;
}

.nav-cta {
  font-family: var(--mono, 'DM Mono', monospace);
  font-size: 12px;
  font-weight: 500;
  letter-spacing: 0.1em;
  color: var(--bg, #0a0a0a);
  background: var(--lime, #bfff5e);
  padding: 9px 20px;
  border-radius: 3px;
  text-decoration: none;
  transition: opacity 0.15s;
}
.nav-cta:hover { opacity: 0.92; box-shadow: 0 4px 20px rgba(191,255,94,0.28); }
.nav-cta-mobile { display: none; }

.nav-links { display: flex; gap: 28px; align-items: center; }
.nav-links a:link, .nav-links a:visited {
  font-family: var(--body, 'Instrument Sans', sans-serif);
  font-size: 13px;
  color: var(--lime, #bfff5e);
  text-decoration: none;
  letter-spacing: 0.02em;
  transition: color 0.15s, text-shadow 0.15s;
}
.nav-links a:hover, .nav-links a.active {
  color: var(--white, #f0f0ec);
  text-shadow: 0 0 12px rgba(191,255,94,0.28);
}

/* ── Hamburger menu ── */
.nav-hamburger {
  display: none;
  background: none;
  border: none;
  cursor: pointer;
  padding: 4px;
  z-index: 102;
}
.nav-hamburger span {
  display: block;
  width: 22px;
  height: 2px;
  background: var(--white, #f0f0ec);
  margin: 5px 0;
  transition: transform 0.3s, opacity 0.3s;
}
.nav-hamburger.open span:nth-child(1) { transform: translateY(7px) rotate(45deg); }
.nav-hamburger.open span:nth-child(2) { opacity: 0; }
.nav-hamburger.open span:nth-child(3) { transform: translateY(-7px) rotate(-45deg); }

/* ── Language toggle ── */
.lang-toggle {
  display: flex;
  align-items: center;
  background: none;
  border: 1px solid var(--border-bright, rgba(255,255,255,0.14));
  border-radius: 4px;
  padding: 0;
  cursor: pointer;
  overflow: hidden;
  transition: border-color 0.2s;
  flex-shrink: 0;
}
.lang-toggle:hover { border-color: var(--lime, #bfff5e); }

.lang-toggle-track {
  display: flex;
  font-family: var(--mono, 'DM Mono', monospace);
  font-size: 11px;
  font-weight: 500;
  letter-spacing: 0.08em;
}

.lang-label-en,
.lang-label-es {
  padding: 7px 10px;
  transition: background 0.15s, color 0.15s;
  line-height: 1;
  color: var(--muted, rgba(240,240,236,0.60));
}

.lang-label-en {
  background: var(--lime, #bfff5e);
  color: var(--bg, #0a0a0a);
}
.lang-label-es {
  background: transparent;
  color: var(--muted, rgba(240,240,236,0.60));
}

.lang-toggle--es .lang-label-en {
  background: transparent;
  color: var(--muted, rgba(240,240,236,0.60));
}
.lang-toggle--es .lang-label-es {
  background: var(--lime, #bfff5e);
  color: var(--bg, #0a0a0a);
}

/* ── Skip link ── */
.skip-link {
  position: absolute;
  top: -100px;
  left: 16px;
  background: var(--lime, #bfff5e);
  color: var(--bg, #0a0a0a);
  padding: 8px 16px;
  z-index: 200;
  border-radius: 4px;
  text-decoration: none;
  font-family: var(--mono, 'DM Mono', monospace);
  font-size: 13px;
  transition: top 0.2s;
}
.skip-link:focus { top: 0; }

/* ── Mobile nav ── */
@media (max-width: 767px) {
  nav { padding: 16px 24px; }
  .nav-hamburger { display: block; order: -1; }
  .nav-logo { order: 0; margin: 0 auto; }
  .nav-cta { display: none; }
  .nav-links {
    display: none;
    position: fixed;
    top: 0; left: 0; right: 0; bottom: 0;
    background: rgba(10,10,10,0.97);
    backdrop-filter: blur(16px);
    flex-direction: column;
    align-items: center;
    justify-content: center;
    gap: 32px;
    z-index: 101;
  }
  .nav-links.open { display: flex; }
  .nav-links a:link, .nav-links a:visited { font-size: 20px; color: var(--white, #f0f0ec); }
  .nav-links .nav-cta-mobile {
    font-family: var(--mono, 'DM Mono', monospace);
    font-size: 14px;
    font-weight: 500;
    letter-spacing: 0.1em;
    color: var(--bg, #0a0a0a);
    background: var(--lime, #bfff5e);
    padding: 14px 32px;
    border-radius: 4px;
    text-decoration: none;
    margin-top: 16px;
  }

  .lang-toggle {
    position: fixed;
    bottom: 20px;
    right: 20px;
    z-index: 200;
    border-color: var(--border-bright, rgba(255,255,255,0.14));
    box-shadow: 0 4px 20px rgba(0,0,0,0.5);
    background: var(--bg2, #111111);
  }
  .lang-label-en, .lang-label-es { padding: 9px 12px; font-size: 12px; }
}