/* =============================================
   FOOTER
   ============================================= */
.footer { background: #18181b; color: #94949e; }

.footer-main { padding: 4rem 0; }

.footer-grid {
  display: grid;
  grid-template-columns: 1fr;
  gap: 2.5rem;
}
@media (min-width: 640px)  { .footer-grid { grid-template-columns: repeat(2, 1fr); } }
@media (min-width: 1024px) { .footer-grid { grid-template-columns: 2fr 1fr 1fr 1.5fr; } }

.footer-brand { display: flex; flex-direction: column; gap: 1.25rem; }

.footer-logo {
  display: inline-flex;
  align-items: center;
  gap: 0.6rem;
}
.footer-logo-icon {
  width: 2.25rem;
  height: 2.25rem;
  border-radius: var(--radius-sm);
  display: flex;
  align-items: center;
  justify-content: center;
  flex-shrink: 0;
}
.footer-logo-icon svg { width: 1.1rem; height: 1.1rem; stroke: #fff; }
.footer-logo-name {
  font-family: var(--font-head);
  font-weight: 800;
  font-size: 1.15rem;
  color: #fff;
  margin-left: 15px;
}

.footer-tagline { font-size: 0.85rem; color: #858594; line-height: 1.7; max-width: 22rem; }

.footer-contacts { display: flex; flex-direction: column; gap: 0.6rem; }
.footer-contact-item {
  display: flex;
  align-items: center;
  gap: 0.5rem;
  font-size: 0.82rem;
  color: #858594;
  transition: color var(--transition);
}
.footer-contact-item:hover { color: #a1a1aa; }
.footer-contact-item svg { width: 1rem; height: 1rem; stroke: #3f3f46; flex-shrink: 0; }

.footer-socials { display: flex; gap: 0.6rem; }
.footer-social {
  width: 2.25rem;
  height: 2.25rem;
  border-radius: 50%;
  border: 1px solid #3f3f46;
  display: flex;
  align-items: center;
  justify-content: center;
  color: #858594;
  transition: all var(--transition);
}
.footer-social:hover { border-color: #71717a; color: #a1a1aa; }
.footer-social svg { width: 1rem; height: 1rem; stroke: currentColor; }

.footer-col-title {
  font-family: var(--font-head);
  font-size: 0.95rem;
  font-weight: 700;
  color: #fff;
  margin-bottom: 1.25rem;
}
.footer-col-links { display: flex; flex-direction: column; gap: 0.75rem; }
.footer-col-link { font-size: 0.85rem; color: #858594; transition: color var(--transition); }
.footer-col-link:hover { color: #a1a1aa; }

/* Footer CTA card */
.footer-cta-card {
  background: #27272a;
  border: 1px solid #3f3f46;
  border-radius: var(--radius-xl);
  padding: 1.25rem;
}
.footer-cta-title { font-family: var(--font-head); font-weight: 700; color: #fff; font-size: 0.9rem; margin-bottom: 0.4rem; }
.footer-cta-desc { font-size: 0.78rem; color: #52525b; margin-bottom: 1rem; }
.footer-cta-btn {
  display: flex;
  align-items: center;
  justify-content: center;
  width: 100%;
  padding: 0.65rem;
  background: #858594;
  color: #fff;
  border-radius: var(--radius-lg);
  font-size: 0.85rem;
  font-weight: 600;
  font-family: var(--font-body);
  transition: background var(--transition);
}
.footer-cta-btn:hover { background: #52525b; }

/* Footer bottom */
.footer-bottom {
  border-top: 1px solid #27272a;
  padding: 1.5rem 0;
  display: flex;
  flex-direction: column;
  gap: 0.5rem;
  align-items: center;
  text-align: center;
  font-size: 0.8rem;
  color: #858594;
}
@media (min-width: 640px) { .footer-bottom { flex-direction: row; justify-content: space-between; text-align: left; } }

/* =============================================
   UTILITIES
   ============================================= */
.sr-only { position: absolute; width: 1px; height: 1px; overflow: hidden; clip: rect(0,0,0,0); }


/* --- Ajustes Responsive para Tablet y Móvil --- */

/* 1. Ajustes generales para evitar desbordamientos */
.footer-main {
    padding: 3rem 1.5rem; /* Padding lateral constante en móviles */
}

/* 2. Ajustes para tablet (640px en adelante) */
@media (min-width: 640px) {
    .footer-grid {
        grid-template-columns: repeat(2, 1fr);
        gap: 3rem 2rem;
    }
}

/* 3. Ajustes para pantallas grandes (1024px en adelante) */
@media (min-width: 1024px) {
    .footer-grid {
        grid-template-columns: 2fr 1fr 1fr 1.5fr;
        gap: 3rem;
    }
}

/* 4. Ajustes específicos para Móviles (Menos de 640px) */
@media (max-width: 639px) {
    .footer-brand {
        align-items: center;
        text-align: center;
    }
    
    .footer-tagline {
        max-width: 100%;
        margin: 0 auto;
    }
    
    .footer-contacts {
        align-items: center;
    }
    
    .footer-socials {
        justify-content: center;
    }
    
    .footer-col-title {
        margin-top: 1.5rem;
        text-align: center;
    }
    
    .footer-col-links {
        align-items: center;
    }
    
    /* Asegurar que el botón del CTA se vea bien */
    .footer-cta-card {
        margin-top: 1rem;
        text-align: center;
    }
}

/* 5. Asegurar que el contenido inferior (Copyright) se mantenga centrado en móvil */
.footer-bottom .container {
    padding: 0 1.5rem;
}

@media (max-width: 639px) {
    .footer-bottom {
        padding: 1.5rem;
        flex-direction: column;
        gap: 1rem;
    }
    
    .footer-bottom div[style*="flex-wrap:wrap"] {
        flex-direction: column;
        align-items: center;
        gap: 0.5rem;
    }
}