/* ============================================================
   footer.css
   Footer del sitio: marca, columnas de links, contacto,
   barra inferior con copyright y crédito.
   Depende de: base.css (variables)
   ============================================================ */

.site-footer {
  background: var(--clr-bg-2);
  border-top: 1px solid var(--clr-border);
}

.ft-container {
  max-width: var(--container-w);
  margin: 0 auto;
  padding: 0 var(--container-px);
}

/* ════════════════════════════════════════════════════════════
   BLOQUE PRINCIPAL
   ════════════════════════════════════════════════════════════ */
.ft-main {
  padding: 5rem 0 4rem;
}

.ft-main .ft-container {
  display: grid;
  grid-template-columns: 1.8fr 1fr 1fr 1.4fr;
  gap: 3.5rem;
  align-items: start;
}

/* ── Marca ── */
.ft-brand { display: flex; flex-direction: column; gap: 1.25rem; }

.ft-logo {
  display: inline-flex;
  align-items: center;
  gap: 10px;
  text-decoration: none;
}

.ft-logo-mark {
  width: 36px;
  height: 36px;
  background: var(--clr-accent);
  color: #000;
  display: flex;
  align-items: center;
  justify-content: center;
  font-family: var(--font-display);
  font-weight: 800;
  font-size: 1.15rem;
  clip-path: polygon(0 0, 92% 0, 100% 8%, 100% 100%, 8% 100%, 0 92%);
  flex-shrink: 0;
  transition: transform 0.3s var(--ease);
}

.ft-logo:hover .ft-logo-mark { transform: scale(1.06) rotate(2deg); }

.ft-logo-text {
  display: flex;
  flex-direction: column;
  line-height: 1;
}

.ft-logo-name {
  font-family: var(--font-display);
  font-weight: 700;
  font-size: 0.95rem;
  letter-spacing: 0.08em;
  color: var(--clr-white);
}

.ft-logo-sub {
  font-family: var(--font-display);
  font-weight: 400;
  font-size: 0.58rem;
  letter-spacing: 0.2em;
  text-transform: uppercase;
  color: var(--clr-accent);
}

.ft-tagline {
  font-size: 0.85rem;
  line-height: 1.7;
  color: var(--clr-text-muted);
  max-width: 280px;
}

/* WhatsApp pill */
.ft-wsp {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  padding: 0.5rem 1rem;
  background: rgba(37,211,102,0.08);
  border: 1px solid rgba(37,211,102,0.2);
  border-radius: 30px;
  font-family: var(--font-display);
  font-size: 0.8rem;
  font-weight: 600;
  letter-spacing: 0.08em;
  color: #25D366;
  text-decoration: none;
  align-self: flex-start;
  transition: background 0.25s, border-color 0.25s, transform 0.25s var(--ease);
}

.ft-wsp:hover {
  background: rgba(37,211,102,0.14);
  border-color: rgba(37,211,102,0.4);
  transform: translateY(-2px);
}

/* ── Columnas de links ── */
.ft-col { display: flex; flex-direction: column; gap: 1rem; }

.ft-col-title {
  font-family: var(--font-display);
  font-size: 0.68rem;
  font-weight: 700;
  letter-spacing: 0.2em;
  text-transform: uppercase;
  color: var(--clr-text-dim);
  padding-bottom: 0.5rem;
  border-bottom: 1px solid var(--clr-border);
}

.ft-links {
  list-style: none;
  display: flex;
  flex-direction: column;
  gap: 0.5rem;
}

.ft-links a {
  font-size: 0.85rem;
  color: var(--clr-text-muted);
  text-decoration: none;
  transition: color 0.2s, padding-left 0.2s;
  display: inline-block;
}

.ft-links a:hover {
  color: var(--clr-accent);
  padding-left: 4px;
}

/* ── Contacto ── */
.ft-contact {
  list-style: none;
  display: flex;
  flex-direction: column;
  gap: 0.85rem;
}

.ft-contact li {
  display: flex;
  align-items: flex-start;
  gap: 10px;
  font-size: 0.82rem;
  line-height: 1.55;
  color: var(--clr-text-muted);
}

.ft-contact svg {
  color: var(--clr-accent);
  flex-shrink: 0;
  margin-top: 2px;
}

.ft-contact a {
  color: var(--clr-text-muted);
  text-decoration: none;
  transition: color 0.2s;
}

.ft-contact a:hover { color: var(--clr-accent); }

/* ════════════════════════════════════════════════════════════
   BARRA INFERIOR
   ════════════════════════════════════════════════════════════ */
.ft-bottom {
  border-top: 1px solid var(--clr-border);
  padding: 1.25rem 0;
}

.ft-bottom-inner {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 1rem;
  flex-wrap: wrap;
}

.ft-copy {
  font-size: 0.75rem;
  color: var(--clr-text-dim);
  letter-spacing: 0.03em;
}

.ft-dev {
  font-size: 0.72rem;
  color: var(--clr-text-dim);
  letter-spacing: 0.03em;
}

.ft-dev a {
  color: var(--clr-text-muted);
  text-decoration: none;
  transition: color 0.2s;
  font-weight: 500;
}

.ft-dev a:hover { color: var(--clr-accent); }

/* ════════════════════════════════════════════════════════════
   RESPONSIVE
   ════════════════════════════════════════════════════════════ */
@media (max-width: 1024px) {
  .ft-main .ft-container {
    grid-template-columns: 1fr 1fr;
    gap: 2.5rem;
  }

  .ft-brand { grid-column: 1 / -1; flex-direction: row; flex-wrap: wrap; gap: 2rem; }
  .ft-tagline { max-width: 380px; }
}

@media (max-width: 640px) {
  .ft-main { padding: 3.5rem 0 3rem; }

  .ft-main .ft-container {
    grid-template-columns: 1fr;
    gap: 2rem;
  }

  .ft-brand { flex-direction: column; gap: 1rem; }

  .ft-bottom-inner {
    flex-direction: column;
    align-items: flex-start;
    gap: 0.4rem;
  }
}