.footer { background: var(--ink); color: var(--ink-inverse); padding: 42px 0 116px; }
.footer .f-brand { display: flex; align-items: center; gap: 10px; font-family: var(--font-display); font-weight: 700; font-size: clamp(18px, 2vw, 20px); color: var(--surface); letter-spacing: -0.02em; }
.footer .f-brand-logo { height: 70px; width: auto; display: block; mix-blend-mode: screen; }
.f-tag { font-family: var(--font-display); font-style: italic; font-size: 15px; color: var(--ink-muted-dark); margin: 14px 0 24px; text-wrap: balance; }
.f-contact { display: flex; flex-direction: column; margin-bottom: 24px; }
.f-contact a, .f-contact span { display: flex; align-items: baseline; gap: 8px; padding: 12px 0; font-size: 14px; color: var(--ink-inverse); border-bottom: 1px solid rgb(233 227 214 / 12%); }
.f-contact a small { color: var(--ink-faint-dark); font-size: 12px; }
.f-contact a:active { color: var(--surface); }
.f-social { display: flex; gap: 10px; margin-bottom: 28px; }
.f-social a {
  display: inline-flex; align-items: center; justify-content: center;
  width: 38px; height: 38px; border-radius: 50%;
  border: 1px solid rgb(233 227 214 / 18%); color: var(--ink-inverse);
  transition: border-color 0.15s, color 0.15s;
}
.f-social svg { width: 18px; height: 18px; }
.f-social a:active { color: var(--surface); border-color: rgb(233 227 214 / 40%); }
.f-links { display: flex; flex-wrap: wrap; gap: 8px; margin-bottom: 28px; }
.f-links a { font-size: 13px; color: var(--ink-muted-dark); border: 1px solid rgb(233 227 214 / 18%); border-radius: var(--radius-pill); padding: 8px 15px; }
.f-links a:active { color: var(--surface); border-color: rgb(233 227 214 / 40%); }
.f-base { display: flex; flex-direction: column; gap: 4px; font-size: 11.5px; color: var(--ink-faint-dark); padding-top: 18px; border-top: 1px solid rgb(233 227 214 / 14%); }
.f-mft { display: flex; flex-direction: column; gap: 4px; font-size: 11.5px; color: var(--ink-faint-dark); margin-top: var(--space-4); padding-top: var(--space-4); border-top: 1px solid rgb(233 227 214 / 10%); }
.f-mft a { color: var(--ink-muted-dark); text-decoration: underline; text-underline-offset: 2px; }
.f-mft a:active { color: var(--surface); }

.dock {
  position: fixed; left: 0; right: 0; bottom: 0; z-index: var(--z-dock);
  display: flex; justify-content: center;
  padding: 12px 20px calc(12px + env(safe-area-inset-bottom));
  pointer-events: none; opacity: 0; transform: translateY(24px);
  transition: opacity 0.3s ease, transform 0.3s cubic-bezier(0.16,1,0.3,1);
}
.dock.show { opacity: 1; transform: none; }

.dock a {
  pointer-events: auto; width: 100%; max-width: 400px;
  display: inline-flex; align-items: center; justify-content: center; gap: 8px;
  background: var(--accent); color: var(--surface);
  padding: 16px 24px; border-radius: var(--radius-pill); font-size: 15px; font-weight: 600;
  box-shadow: var(--shadow-dock);
}
.dock a:active { transform: translateY(1px); }
.dock-dot { width: 9px; height: 9px; border-radius: 50%; background: var(--surface); flex: 0 0 auto; position: relative; }
.dock-dot::after { content: ""; position: absolute; inset: -4px; border-radius: 50%; border: 2px solid var(--surface); opacity: 0.5; animation: pulse 1.9s ease-out infinite; }
.dock-icon { display: none; width: 26px; height: 26px; }

.f-contact a:focus-visible { outline: 2px solid var(--accent-2); outline-offset: var(--focus-offset); }
.f-social a:focus-visible { outline: 2px solid var(--accent-2); outline-offset: var(--focus-offset); }
.f-links a:focus-visible { outline: 2px solid var(--accent-2); outline-offset: var(--focus-offset); }
.f-mft a:focus-visible { outline: 2px solid var(--accent-2); outline-offset: var(--focus-offset); }
.dock a:focus-visible { outline: 2px solid var(--surface); outline-offset: var(--focus-offset); }

@media (prefers-reduced-motion: reduce) {
  .contact-btn .dot::after, .dock-dot::after { animation: none; }
}

/* ─── Tablet+ (≥ 600px) ─────────────────────────────────────────── */
@media (width >= 600px) {
  .footer .f-brand-logo { height: 84px; }
  .footer { padding: 56px 0 116px; }

  .footer .pad {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 32px 40px;
  }
  .f-brand { grid-column: 1; }
  .f-tag { grid-column: 1; }
  .f-contact { grid-column: 2; }
  .f-social { grid-column: 2; }
  .f-links { grid-column: 1 / -1; flex-wrap: wrap; }
  .f-base { grid-column: 1 / -1; flex-direction: row; justify-content: space-between; }
  .f-mft { grid-column: 1 / -1; flex-direction: row; justify-content: space-between; gap: var(--space-5); }
}

/* ─── Desktop (≥ 1024px) ─────────────────────────────────────────── */
@media (width >= 1024px) {
  .footer .f-brand-logo { height: 100px; }
  .footer { padding: 72px 0 56px; }

  .footer .pad {
    grid-template-columns: 1fr 1fr 1fr;
    grid-template-areas:
      "brand   contact links"
      "tag     social  links";
    gap: 24px 48px;
  }
  .f-brand { grid-area: brand; }
  .f-tag { grid-area: tag; }
  .f-contact { grid-area: contact; }
  .f-social { grid-area: social; }
  .f-links { grid-area: links; flex-flow: column nowrap; align-content: start; }
  .f-base { grid-column: 1 / -1; }
  .f-mft { grid-column: 1 / -1; flex-direction: row; justify-content: flex-start; gap: var(--space-8); }
}

/* ─── Desktop: dock se convierte en botón circular flotante ───────── */
@media (width >= 1024px) {
  .dock { left: auto; right: var(--space-8); bottom: var(--space-8); padding: 0; }
  .dock a { width: 60px; height: 60px; max-width: none; padding: 0; border-radius: 50%; }
  .dock-dot, .dock-label { display: none; }
  .dock-icon { display: block; }
}

/* ─── Hover ──────────────────────────────────────────────────────── */
@media (hover: hover) {
  .f-links a:hover { color: var(--surface); border-color: rgb(233 227 214 / 40%); }
  .f-contact a:hover { color: var(--surface); }
  .f-social a:hover { color: var(--surface); border-color: rgb(233 227 214 / 40%); }
  .f-mft a:hover { color: var(--surface); }
  .dock a:hover { transform: translateY(-2px); }
}