/* B18 — FOOTER */

.b18-footer{
  background: var(--b02-navy, #1E2D3F);
  padding: 68px 0 36px;
  font-family: 'IBM Plex Sans', sans-serif;
  margin-top: 80px;
}

.b18-footer-container{
  max-width: none; margin: 0 auto;
  padding: 0 40px;
}

.b18-foot-grid{
  display: grid;
  grid-template-columns: 2fr 1fr 1fr 1fr;
  gap: 52px;
  margin-bottom: 52px;
}

.b18-foot-logo{
  display: inline-block;
  margin-bottom: 16px;
  transition: opacity 0.2s;
}
.b18-foot-logo:hover{ opacity: 0.85; }

.b18-foot-brand p{
  color: rgba(255, 255, 255, 0.42);
  font-size: 0.88rem;
  margin: 16px 0 22px;
  line-height: 1.75;
}

.b18-certifs{
  display: flex;
  gap: 8px;
  flex-wrap: wrap;
}

.b18-certif{
  background: rgba(255, 255, 255, 0.06);
  border: 1px solid rgba(255, 255, 255, 0.1);
  border-radius: 8px;
  padding: 6px 12px;
  font-size: 0.73rem;
  font-weight: 700;
  color: rgba(255, 255, 255, 0.55);
  letter-spacing: 0.5px;
}

.b18-foot-col h4{
  font-weight: 700;
  font-size: 0.78rem;
  color: rgba(255, 255, 255, 0.85);
  text-transform: uppercase;
  letter-spacing: 1.2px;
  margin: 0 0 20px;
}

.b18-foot-col ul{
  list-style: none;
  margin: 0;
  padding: 0;
  display: flex;
  flex-direction: column;
  gap: 11px;
}

.b18-foot-col a{
  color: rgba(255, 255, 255, 0.45);
  text-decoration: none;
  font-size: 0.88rem;
  transition: color 0.2s;
}

.b18-foot-col a:hover{
  color: var(--b02-orange, #F5A623);
}

.b18-foot-regions{
  border-top: 1px solid rgba(255, 255, 255, 0.08);
  padding-top: 48px;
  margin-top: 8px;
}

.b18-foot-regions-head{
  display: flex;
  justify-content: space-between;
  align-items: center;
  flex-wrap: wrap;
  gap: 14px;
  margin-bottom: 32px;
}

.b18-foot-regions-head h3{
  color: #fff;
  font-family: 'IBM Plex Sans', sans-serif;
  font-size: 1.1rem;
  font-weight: 800;
  margin: 0;
  letter-spacing: -0.01em;
  flex: 1 1 auto;
  min-width: 280px;
}

.b18-foot-regions-head h3 span{
  color: var(--b02-orange, #F5A623);
}

.b18-foot-regions-head p{
  color: rgba(255, 255, 255, 0.5);
  font-size: 0.86rem;
  margin: 0;
  max-width: 420px;
  line-height: 1.6;
}

.b18-foot-regions-head p strong{
  color: rgba(255, 255, 255, 0.75);
  font-weight: 600;
}

.b18-foot-regions-grid{
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 32px 40px;
  margin-bottom: 40px;
}

.b18-foot-region h4{
  color: #fff;
  font-family: 'IBM Plex Sans', sans-serif;
  font-size: 0.88rem;
  font-weight: 800;
  margin: 0 0 14px;
  letter-spacing: -0.01em;
  display: flex;
  align-items: center;
  gap: 8px;
}

.b18-foot-region h4::before{
  content: '';
  width: 3px;
  height: 14px;
  background: var(--b02-orange, #F5A623);
  border-radius: 2px;
  flex-shrink: 0;
}

.b18-foot-region ul{
  list-style: none;
  padding: 0;
  margin: 0;
  display: flex;
  flex-direction: column;
  gap: 7px;
}

.b18-foot-region a{
  color: rgba(255, 255, 255, 0.5);
  text-decoration: none;
  font-size: 0.8rem;
  transition: color 0.2s;
}

.b18-foot-region a:hover{
  color: var(--b02-orange, #F5A623);
}

.b18-foot-region a span{
  color: rgba(255, 255, 255, 0.3);
  font-size: 0.74rem;
}

.b18-foot-regions-cta{
  text-align: center;
  padding-top: 8px;
}

.b18-foot-regions-btn{
  display: inline-flex;
  align-items: center;
  gap: 8px;
  color: rgba(255, 255, 255, 0.6);
  font-size: 0.84rem;
  font-weight: 700;
  text-decoration: none;
  padding: 10px 22px;
  border: 1px solid rgba(255, 255, 255, 0.18);
  border-radius: 50px;
  transition: color 0.2s, border-color 0.2s, background 0.2s;
}

.b18-foot-regions-btn:hover{
  color: var(--b02-orange, #F5A623);
  border-color: var(--b02-orange, #F5A623);
  background: rgba(245, 166, 35, 0.05);
}

.b18-foot-bottom{
  border-top: 1px solid rgba(255, 255, 255, 0.06);
  margin-top: 48px;
  padding-top: 26px;
  display: flex;
  justify-content: space-between;
  align-items: center;
  flex-wrap: wrap;
  gap: 16px;
}

.b18-foot-bottom p{
  color: rgba(255, 255, 255, 0.32);
  font-size: 0.8rem;
  margin: 0;
}

.b18-foot-links{
  display: flex;
  flex-wrap: wrap;
  gap: 22px;
}

.b18-foot-links a{
  color: rgba(255, 255, 255, 0.32);
  text-decoration: none;
  font-size: 0.8rem;
  transition: color 0.2s;
}

.b18-foot-links a:hover{
  color: rgba(255, 255, 255, 0.65);
}

@media (max-width: 960px){
  .b18-foot-grid{
    grid-template-columns: 1fr 1fr;
    gap: 40px 32px;
  }
  .b18-foot-brand{ grid-column: 1 / -1; }
  .b18-foot-regions-grid{
    grid-template-columns: repeat(2, 1fr);
    gap: 28px;
  }
}

@media (max-width: 600px){
  .b18-footer{ padding: 52px 0 28px; }
  .b18-footer-container{ padding: 0 20px; }
  .b18-foot-grid{
    grid-template-columns: 1fr;
    gap: 36px;
    margin-bottom: 40px;
  }
  .b18-foot-regions-grid{
    grid-template-columns: 1fr;
    gap: 24px;
  }
  .b18-foot-regions-head h3{
    font-size: 1rem;
    min-width: 0;
  }
  .b18-foot-bottom{
    flex-direction: column;
    align-items: flex-start;
    gap: 12px;
  }
  .b18-foot-links{ gap: 14px; }
}