/* ============================================================
   FOOTER — LAYOUT B
   Two rows: top = centered nav links, bottom = brand + copy.
   Airy, minimal, centered everything.
   ============================================================ */

.footer-b {
  background-color: var(--footer-bg);
  padding: 3.5rem 0 0;
  transition: background-color 0.4s ease;
}

/* ── Top row: nav columns centered ────────────────────── */
.footer-b-nav {
  display: flex;
  justify-content: center;
  gap: 5rem;
  padding-bottom: 3rem;
  border-bottom: 1px solid var(--color-border);
  flex-wrap: wrap;
}

.footer-b-col {}

.footer-b-col-title {
  font-family: var(--font-heading);
  font-size: 0.78rem; font-weight: 700;
  letter-spacing: 0.1em; text-transform: uppercase;
  color: var(--color-heading);
  margin-bottom: 1rem;
}

[data-theme="midnight"] .footer-b .footer-b-col-title,
[data-theme="neon"]     .footer-b .footer-b-col-title { color: #f0f6ff; }
[data-theme="linen"]    .footer-b .footer-b-col-title { color: #faf7f2; }
[data-theme="petal"]    .footer-b .footer-b-col-title { color: #fdf8ff; }

.footer-b-links {
  display: flex;
  flex-direction: column;
  gap: 0.6rem;
}

.footer-b-links a {
  font-size: 0.88rem;
  color: var(--footer-text);
  transition: color 0.2s ease;
}

.footer-b-links a:hover { color: var(--color-primary); }

/* ── Bottom row: brand center ──────────────────────────── */
.footer-b-bottom {
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 1.25rem;
  padding: 2.5rem 0;
  text-align: center;
  border-top: 1px solid var(--color-border);
}

.footer-b-logo {
  display: flex;
  align-items: center;
  gap: 0.6rem;
  font-family: var(--font-heading);
  font-size: 1.2rem; font-weight: 800;
  color: var(--color-heading);
  letter-spacing: -0.02em;
  transition: color 0.3s ease;
}

[data-theme="midnight"] .footer-b .footer-b-logo,
[data-theme="neon"]     .footer-b .footer-b-logo { color: #f0f6ff; }
[data-theme="linen"]    .footer-b .footer-b-logo { color: #faf7f2; }
[data-theme="petal"]    .footer-b .footer-b-logo { color: #fdf8ff; }

.footer-b-logo .logo-mark {
  width: 28px; height: 28px;
  background-color: var(--color-primary);
  border-radius: var(--radius-sm);
  display: flex; align-items: center; justify-content: center;
  font-size: 0.85rem; font-weight: 900;
  color: var(--color-btn-text);
}

.footer-b-tagline {
  font-size: 0.85rem;
  color: var(--footer-text);
  max-width: 340px;
  line-height: 1.6;
}

.footer-b-social {
  display: flex;
  gap: 0.75rem;
}

.footer-b-social a {
  width: 34px; height: 34px;
  border-radius: var(--radius-sm);
  border: 1px solid var(--color-border);
  display: flex; align-items: center; justify-content: center;
  color: var(--footer-text);
  transition: all 0.2s ease;
}

.footer-b-social a:hover {
  border-color: var(--color-primary);
  color: var(--color-primary);
  background-color: var(--color-primary-soft);
}

.footer-b-social a svg {
  width: 14px; height: 14px;
  stroke: currentColor; fill: none;
  stroke-width: 2; stroke-linecap: round; stroke-linejoin: round;
}

.footer-b-copy {
  font-size: 0.8rem;
  color: var(--footer-text);
}