/* ==================== FOOTER GENERAL ==================== */
.full-footer-top {
  background-color: #ffb700;
}
.full-footer {
  background: #111;
  color: #aaa;
  font-size: 15px;
  line-height: 1.6;
}

.inner-footer {
  max-width: 1200px;
  margin: 0 auto;
  padding: 0 20px;
}

/* ==================== OFFERS BANNER (VÀNG) ==================== */
.footer-offers {
  padding: 12px 0;
  color: #000;
}

.offers-content {
  display: flex;
  align-items: center;
  flex-wrap: wrap;
  gap: 25px;
  justify-content: flex-start;
}

.offers-title {
  font-size: 26px;
  font-weight: 700;
  margin: 0;
  white-space: nowrap;
  color: #000;
}

.offers-list {
  display: flex;
  flex-wrap: wrap;
  gap: 15px;
  flex: 1;
  justify-content: space-between;
}

.offer-item {
  display: flex;
  gap: 8px;
  font-weight: 600;
}

.offer-item img {
  width: 55px;
  height: 55px;
  vertical-align: middle;
  display: inline-block;
}

.offer-item strong {
  display: block;
  font-size: 18px;
  color: #000;
}
.offer-item span {
  font-size: 16px;
  font-weight: 300;
}

/* ==================== FOOTER MAIN (NỀN ĐEN) ==================== */
.full-footer {
  background: #1c1c1e
    url("https://via.placeholder.com/1920x600/111111/222222?text=World+Map")
    center bottom no-repeat;
  background-size: cover;
}
.footer-main {
  padding: 70px 0 50px;
  position: relative;
}
.footer-grid {
  display: grid;
  grid-template-columns: 1fr 3fr;
  gap: 30px;
  position: relative;
  z-index: 2;
}

/* Logo */
.footer-logo {
  width: 100%;
  margin-bottom: 25px;
  text-align: center;
  line-height: 1;
}

.footer-logo img {
  width: 200px;
  height: auto;
}

/* Social Links */
.social-links {
  display: flex;
  align-items: center;
  justify-content: space-between;
  margin-bottom: 30px;
}

.social-links a {
  color: #aaa;
  font-size: 22px;
  margin-right: 18px;
  transition: color 0.3s ease;
}

.social-links a:hover {
  color: #ffb700;
}

/* Address */
.footer-address {
  line-height: 1.8;
  margin-top: 20px;
}

.show-map {
  color: #ffb700;
  text-decoration: underline;
}

.show-map:hover {
  text-decoration: none;
}
.footer-center {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 30px;
}
/* Các cột menu */
.footer-col h4 {
  color: #fff;
  font-size: 18px;
  font-weight: 600;
  margin-bottom: 25px;
  position: relative;
  padding-bottom: 10px;
}

.footer-col h4::after {
  content: "";
  position: absolute;
  left: 0;
  bottom: 0;
  width: 40px;
  height: 2px;
  background: #ffb700;
}

.footer-col ul {
  list-style: none;
  padding: 0;
  margin: 0;
}

.footer-col ul li {
  margin-bottom: 12px;
}

.footer-col a {
  color: #aaa;
  text-decoration: none;
  transition: color 0.3s ease;
}

.footer-col a:hover {
  color: #ffb700;
}

/* Contact column */
.footer-contact{
  margin-top: 15px;
}
.footer-contact .phone {
  font-size: 24px;
  color: #ffb700;
  margin: 25px 0;
  font-weight: 700;
}

.footer-contact .phone i {
  margin-right: 12px;
  font-size: 28px;
}
.footer-contact .phone a {
  color: #ffb700;
}
.footer-contact .hours {
  line-height: 1.8;
  margin-bottom: 35px;
}
.messengers {
  display: flex;
  align-items: center;
  gap: 5px;
}
.messengers a {
  padding: 6px;
  border-radius: 5px;
  display: flex;
  align-items: center;
  justify-content: center;
  transition: transform 0.3s ease;
}
.mess {
  background-color: #1d7dfb;
}
.mail {
  background-color: #424242;
}
.viber {
  background-color: #8176d6;
}
.whatsapp {
  background-color: #55b750;
}
.messengers svg {
  width: 18px;
  height: 18px;
  fill: #fff;
}

.messengers a:hover {
  transform: translateY(-4px);
}
.messengers a i {
  color: #fff;
  font-size: 18px;
}

/* ==================== FOOTER BOTTOM (COPYRIGHT + PAYMENT) ==================== */
.full-footer-bottom {
  background: #0a0a0a;
  padding: 15px 0;
  border-top: 1px solid #222;
}

.footer-bottom-grid {
  display: flex;
  justify-content: space-between;
  align-items: center;
  flex-wrap: wrap;
  gap: 20px;
}

.copyright {
  font-size: 14px;
  color: #777;
}

.copyright a {
  color: #aaa;
  text-decoration: none;
}

.copyright a:hover {
  color: #ffb700;
}

.payment-methods img {
  height: 20px;
  width: 100%;
  filter: brightness(0.9);
  transition: filter 0.3s;
}


/* ==================== RESPONSIVE ==================== */
@media (max-width: 1200px) {
  .footer-grid {
    gap: 20px;
  }
  .offers-list {
    gap: 20px;
  }
}

@media (max-width: 1024px) {
  .offers-content {
    flex-direction: column;
    text-align: center;
  }
}

@media screen and (max-width: 900px) {
  .footer-logo{
    margin: auto;
  }
  .footer-logo img{
    width: 200px;
    height: auto;
  }
  .footer-grid{
    grid-template-columns: 1fr;
  }
  .offer-item{
    width: calc(50% - 20px);
  }
  .social-links{
    justify-content: center;
  }
 .footer-address{
    text-align: center;
  }
  .footer-contact{
    text-align: center;
  }
  .messengers{
    justify-content: center;
  }
  .payment-methods img{
    width: 100%;
    margin-left: 0;
  }
  .footer-bottom-grid{
    flex-direction: column;
    justify-content: center;
    align-items: center;
  }
}
@media (max-width: 768px) {
  .footer-logo {
    margin: 10px auto;
  }
  .footer-logo img{
    width: 75%;
  }
  
  .offers-title {
    font-size: 22px;
  }
  .offer-item {
    justify-content: center;
    align-items: center;
  }
  .footer-grid {
    grid-template-columns: 1fr 1fr;
    gap: 20px;
  }
  .footer-brand {
    grid-column: span 2;
  }
    .footer-center{
    grid-template-columns: 1fr;
  }
  .footer-bottom-grid {
    flex-direction: column;
    text-align: center;
  }
  .payment-methods {
    margin-top: 15px;
  }
}

@media (max-width: 480px) {
  .footer-grid {
    grid-template-columns: 1fr;
    text-align: center;
  }
  .footer-col h4::after{
    left: 50%;
    transform: translateX(-50%);
  }
  .footer-brand {
    grid-column: span 1;
  }
  .offer-item {
    flex-direction: column;
    text-align: center;
  }
  .footer-contact .phone {
    font-size: 26px;
  }
}