/**
 * Pie de página – capas de fondo y contraste (componente Lego).
 */

.fi-footer {
  margin-top: auto;
  color: var(--fi-footer-text);
}

/* Zona principal: navy medio con gradiente */
.fi-footer-main {
  background: var(--fi-footer-main-bg);
  border-top: 1px solid var(--fi-footer-border);
  position: relative;
}

.fi-footer-main::before {
  content: "";
  position: absolute;
  inset: 0;
  background:
    radial-gradient(circle at 12% 18%, rgba(245, 130, 32, 0.08) 0%, transparent 42%),
    radial-gradient(circle at 88% 82%, rgba(255, 255, 255, 0.04) 0%, transparent 38%);
  pointer-events: none;
}

.fi-footer-grid {
  position: relative;
  z-index: 1;
  display: grid;
  gap: 2.25rem;
  padding: 3.25rem 0 2.75rem;
}

.fi-footer-col h3 {
  margin: 0 0 1.125rem;
  font-size: 0.8125rem;
  font-weight: 700;
  letter-spacing: 0.08em;
  text-transform: uppercase;
  color: var(--fi-white);
}

.fi-footer-col h3::after {
  content: "";
  display: block;
  width: 2rem;
  height: 2px;
  margin-top: 0.625rem;
  border-radius: 2px;
  background: var(--fi-orange);
}

.fi-footer-brand {
  max-width: 22rem;
}

.fi-footer-logo {
  display: inline-block;
  margin-bottom: 0.875rem;
}

.fi-footer-logo img {
  max-height: 52px;
  width: auto;
}

.fi-footer-logo strong {
  color: var(--fi-white);
  font-size: 1.125rem;
}

.fi-footer-tagline {
  margin: 0;
  font-size: 0.875rem;
  line-height: 1.75;
  color: var(--fi-footer-text-muted);
}

.fi-footer-links,
.fi-footer-contact-list,
.fi-footer-social {
  list-style: none;
  margin: 0;
  padding: 0;
}

.fi-footer-links li + li,
.fi-footer-contact-list li + li {
  margin-top: 0.625rem;
}

.fi-footer-links a {
  display: inline-flex;
  align-items: center;
  gap: 0.375rem;
  color: var(--fi-footer-text-muted);
  text-decoration: none;
  font-size: 0.84375rem;
  transition: color 0.2s ease, padding-left 0.2s ease;
}

.fi-footer-links a::before {
  content: "›";
  color: var(--fi-orange);
  font-weight: 700;
  line-height: 1;
}

.fi-footer-links a:hover {
  color: var(--fi-white);
  padding-left: 2px;
  text-decoration: none;
}

.fi-footer-contact-list li {
  display: flex;
  align-items: flex-start;
  gap: 0.75rem;
  font-size: 0.84375rem;
  line-height: 1.55;
  color: var(--fi-footer-text);
}

.fi-footer-contact-icon {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  width: 1.75rem;
  height: 1.75rem;
  flex-shrink: 0;
  border-radius: 50%;
  background: rgba(245, 130, 32, 0.15);
  color: var(--fi-orange);
}

.fi-footer-contact-icon .fi-i {
  width: 0.875rem;
  height: 0.875rem;
  stroke: currentColor;
}

.fi-footer-contact-list a {
  color: var(--fi-footer-text);
  text-decoration: none;
}

.fi-footer-contact-list a:hover {
  color: var(--fi-white);
  text-decoration: underline;
}

.fi-footer-social {
  display: flex;
  flex-wrap: wrap;
  gap: 0.625rem;
  margin-top: 1.25rem;
}

.fi-footer-social a {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  width: 2.5rem;
  height: 2.5rem;
  border-radius: 50%;
  border: 1px solid rgba(255, 255, 255, 0.22);
  color: rgba(255, 255, 255, 0.88);
  text-decoration: none;
  transition: background 0.25s ease, border-color 0.25s ease, transform 0.25s ease;
}

.fi-footer-social a:hover {
  background: var(--fi-orange);
  border-color: var(--fi-orange);
  color: var(--fi-white);
  transform: translateY(-2px);
  text-decoration: none;
}

.fi-footer-social i {
  font-size: 1rem;
  line-height: 1;
}

/* Newsletter en tarjeta elevada */
.fi-footer-newsletter-card {
  padding: 1.375rem 1.25rem 1.5rem;
  border-radius: var(--fi-radius);
  background: rgba(8, 22, 41, 0.45);
  border: 1px solid rgba(255, 255, 255, 0.1);
  box-shadow: inset 0 1px 0 rgba(255, 255, 255, 0.06);
}

.fi-footer-newsletter-card h3::after {
  width: 2.5rem;
}

.fi-footer-newsletter-card p {
  margin: 0 0 1rem;
  font-size: 0.84375rem;
  line-height: 1.65;
  color: var(--fi-footer-text-muted);
}

.fi-footer-newsletter .fi-newsletter-form {
  display: flex;
  flex-direction: column;
  gap: 0.75rem;
  margin-top: 0;
}

.fi-footer-newsletter .fi-newsletter-form input[type="email"] {
  width: 100%;
  padding: 0.8125rem 1rem;
  border: 1px solid rgba(255, 255, 255, 0.18);
  border-radius: var(--fi-radius-sm);
  background: rgba(255, 255, 255, 0.06);
  color: var(--fi-white);
  font-size: 0.875rem;
}

.fi-footer-newsletter .fi-newsletter-form input[type="email"]::placeholder {
  color: rgba(255, 255, 255, 0.45);
}

.fi-footer-newsletter .fi-newsletter-form input[type="email"]:focus {
  outline: none;
  border-color: var(--fi-orange);
  background: rgba(255, 255, 255, 0.1);
  box-shadow: 0 0 0 3px rgba(245, 130, 32, 0.2);
}

.fi-footer-newsletter .fi-btn--primary {
  width: 100%;
  justify-content: center;
}

/* Barra inferior: la capa más oscura */
.fi-footer-bar {
  background: var(--fi-footer-bar-bg);
  border-top: 1px solid rgba(255, 255, 255, 0.08);
  padding: 1.125rem 0 1.25rem;
}

.fi-footer-bar-inner {
  display: flex;
  flex-wrap: wrap;
  gap: 0.75rem 1.5rem;
  justify-content: space-between;
  align-items: center;
}

.fi-footer-copy,
.fi-footer-credit {
  margin: 0;
  font-size: 0.75rem;
  color: rgba(255, 255, 255, 0.48);
}

.fi-footer-credit {
  display: inline-flex;
  align-items: center;
  gap: 0.35rem;
}

.fi-footer-credit .fi-heart {
  color: var(--fi-orange);
}

.fi-footer-legal {
  display: flex;
  flex-wrap: wrap;
  gap: 0.75rem 1.25rem;
}

.fi-footer-legal a {
  color: var(--fi-orange);
  text-decoration: none;
  font-size: 0.75rem;
  font-weight: 600;
  transition: color 0.2s ease;
}

.fi-footer-legal a:hover {
  color: var(--fi-white);
  text-decoration: underline;
}

@media (min-width: 768px) {
  .fi-footer-grid {
    grid-template-columns: 1fr 1fr;
    gap: 2.5rem 2rem;
  }

  .fi-footer-brand {
    grid-column: 1 / -1;
  }

  .fi-footer-newsletter {
    grid-column: 1 / -1;
  }

  .fi-footer-newsletter-card {
    max-width: 28rem;
  }
}

@media (min-width: 1024px) {
  .fi-footer-grid {
    grid-template-columns: 1.35fr 0.9fr 0.85fr 1fr 1.25fr;
    gap: 2rem;
    padding: 3.75rem 0 3rem;
  }

  .fi-footer-brand,
  .fi-footer-newsletter {
    grid-column: auto;
  }

  .fi-footer-newsletter-card {
    max-width: none;
    height: 100%;
  }
}

@media (max-width: 767.98px) {
  .fi-footer-bar-inner {
    flex-direction: column;
    align-items: flex-start;
    text-align: left;
  }
}