/* =========================
   FOOTER PREMIUM - BN
   ========================= */

.bn-footer{
  margin-top: clamp(40px, 6vw, 80px);
  color: rgba(20,20,20,0.86);
}

.bn-footer__bg{
  /* Dégradé comme ton image mais plus élégant */
  background:
    radial-gradient(900px 500px at 10% 30%, rgba(26,159,153,0.35), transparent 60%),
    linear-gradient(90deg, rgba(26,159,153,0.92), rgba(255,255,255,0.96));
  border-top: 4px solid rgba(255,182,193,0.65); /* rappel rose fin */
  
  /* PADDING TOP pour descendre le contenu */
  padding-top: clamp(50px, 7vw, 90px);
}

.bn-footer__grid{
  display: grid;
  grid-template-columns: 1.05fr 1fr 1fr 1.05fr;
  gap: clamp(20px, 3vw, 40px);
  padding-left: clamp(1.25rem, 4vw, 3.5rem);
  padding-right: clamp(1.25rem, 4vw, 3.5rem);
  align-items: start;
}

.bn-footer__barinner{
  padding-left: clamp(1.25rem, 4vw, 3.5rem);
  padding-right: clamp(1.25rem, 4vw, 3.5rem);
}

/* Brand */
.bn-footer__brand{
  display: flex;
  flex-direction: column;
  gap: 16px;
}

.bn-footer__logo img{
  width: min(160px, 100%);
  height: auto;
  display: block;
  border-radius: 18px;
  box-shadow: 0 18px 55px rgba(0,0,0,0.12);
  background: rgba(255,255,255,0.35);
}

/* Social */
.bn-footer__social{
  display: flex;
  gap: 10px;
}

.bn-social{
  width: 44px;
  height: 44px;
  border-radius: 14px;
  display: inline-flex;
  align-items: center;
  justify-content: center;
  background: rgba(255,255,255,0.25);
  border: 1px solid rgba(255,255,255,0.35);
  box-shadow: 0 10px 26px rgba(0,0,0,0.10);
  transition: transform .15s ease, background-color .2s ease, box-shadow .2s ease;
}

.bn-social:hover{
  transform: translateY(-2px);
  background: rgba(255,255,255,0.38);
  box-shadow: 0 16px 40px rgba(0,0,0,0.14);
}

.bn-social img{ 
  display: block;
  width: 28px;
  height: 28px;
}

/* Colonnes avec padding top pour aligner avec le logo */
.bn-footer__col{
  padding-top: 8px;
}

/* Titles */
.bn-footer__title{
  margin: 0 0 1rem;
  font-size: 1.08rem;
  font-weight: 900;
  color: rgba(20,20,20,0.90);
  letter-spacing: .3px;
  text-transform: uppercase;
}

.bn-footer__text{
  margin: 0;
  font-size: 1.02rem;
  line-height: 1.75;
  color: rgba(20,20,20,0.82);
}

.bn-footer__text strong{
  color: rgba(20,20,20,0.92);
  font-weight: 900;
}

/* Contact rows */
.bn-footer__contact{
  display: grid;
  gap: 14px;
}

.bn-contactrow{
  display: flex;
  align-items: center;
  gap: 12px;
  padding: .85rem 1rem;
  border-radius: 16px;
  background: rgba(255,255,255,0.30);
  border: 1px solid rgba(255,255,255,0.35);
  text-decoration: none;
  color: rgba(20,20,20,0.90);
  font-weight: 800;
  font-size: 1rem;
  box-shadow: 0 12px 30px rgba(0,0,0,0.10);
  transition: transform .15s ease, box-shadow .2s ease, background-color .2s ease;
}

.bn-contactrow:hover{
  transform: translateY(-2px);
  background: rgba(255,255,255,0.42);
  box-shadow: 0 18px 45px rgba(0,0,0,0.14);
}

.bn-contactrow img{
  flex-shrink: 0;
  width: 22px;
  height: 22px;
}

.bn-contactrow span{
  overflow: hidden;
  text-overflow: ellipsis;
  white-space: nowrap;
}

/* Bottom bar */
.bn-footer__bar{
  margin-top: clamp(40px, 5vw, 60px);
  border-top: 1px solid rgba(0,0,0,0.10);
  background: rgba(255,255,255,0.18);
}

.bn-footer__barinner{
  display: flex;
  justify-content: space-between;
  align-items: center;
  gap: 16px;
  padding-top: 18px;
  padding-bottom: 18px;
}

.bn-footer__links{
  display: flex;
  gap: 20px;
  flex-wrap: wrap;
}

.bn-footer__links a,
.bn-footer__credit a{
  color: rgba(20,20,20,0.86);
  text-decoration: none;
  font-weight: 750;
  font-size: 0.98rem;
  transition: all 0.2s ease;
}

.bn-footer__links a:hover,
.bn-footer__credit a:hover{
  color: rgba(20,20,20,1);
  text-decoration: underline;
}

.bn-footer__credit{
  font-size: .96rem;
  color: rgba(20,20,20,0.78);
}

/* =========================
   RESPONSIVE
   ========================= */

/* Tablette */
@media (min-width: 641px) and (max-width: 1024px){
  .bn-footer__bg{
    padding-top: clamp(45px, 6vw, 70px);
    padding-bottom: clamp(35px, 4vw, 55px);
  }

  .bn-footer__grid{
    grid-template-columns: 1fr 1fr;
    gap: 32px 24px;
  }

  .bn-footer__brand{
    grid-column: 1 / -1;
    justify-self: center;
    align-items: center;
  }

  .bn-footer__col{
    padding-top: 0;
  }
}

/* Mobile */
@media (max-width: 640px){
  .bn-footer__bg{
    padding-top: 40px;
    padding-bottom: 30px;
  }

  .bn-footer__grid{
    grid-template-columns: 1fr;
    gap: 32px;
  }

  .bn-footer__brand{
    align-items: center;
    text-align: center;
  }

  .bn-footer__col{
    padding-top: 0;
  }

  .bn-footer__barinner{
    flex-direction: column;
    align-items: flex-start;
    padding-top: 16px;
    padding-bottom: 16px;
  }

  .bn-footer__links{
    flex-direction: column;
    gap: 12px;
  }

  .bn-footer__logo img{
    width: 140px;
  }

  .bn-footer__bar{
    margin-top: 35px;
  }

  .bn-contactrow{
    font-size: 0.95rem;
    padding: .8rem .9rem;
  }
}

/* Grand écran */
@media (min-width: 1600px){
  .bn-footer__bg{
    padding-top: 100px;
  }

  .bn-footer__grid{
    grid-template-columns: 1.1fr 1fr 1fr 1.1fr;
    gap: 48px;
  }

  .bn-footer__bar{
    margin-top: 70px;
  }

  .bn-footer__barinner{
    padding-top: 22px;
    padding-bottom: 22px;
  }
}