#header-4 {
  background-color: #ffffff;
  box-shadow: 0 4px 6px rgba(0, 0, 0, 0.05);
  z-index: 1030;
  position: sticky;
  top: 0;
  width: 100%;
}
#header-4 .navbar {
  padding: 0.75rem 1rem;
}
#header-4 .navbar-brand img {
  height: 40px;
}
#header-4 .navbar-nav .nav-link {
  color: #333;
  font-weight: 500;
  padding: 0.5rem 1rem;
}
#header-4 .navbar-nav .nav-link:hover,
#header-4 .navbar-nav .nav-link.active {
  color: #007bff;
}
#header-4 .cta-button {
  background-color: #007bff;
  color: #fff;
  padding: 0.5rem 1.25rem;
  border-radius: 25px;
  font-weight: 600;
  transition: all 0.3s ease;
}
#header-4 .cta-button:hover {
  background-color: #0056b3;
  color: #fff;
}
#header-4 .tagline {
  font-size: 0.875rem;
  color: #666;
  text-align: center;
  margin-top: 0.25rem;
}
@media (max-width: 767.98px) {
  #header-4 .cta-button {
    margin-top: 0.75rem;
    width: 100%;
  }
  #header-4 .tagline {
    font-size: 0.75rem;
  }
}



#link-section-7 {
  position: relative;
  overflow: hidden;
  padding: 6rem 0;
  background: linear-gradient(
    135deg,
    var(--gradient-start),
    var(--gradient-end)
  );
  color: var(--link_color);
  text-align: center;
}

/* lớp sọc chéo động */
#link-section-7::before {
  content: "";
  position: absolute;
  inset: 0;
  background: repeating-linear-gradient(
    45deg,
    transparent,
    transparent 10px,
    var(--stripe_color) 10px,
    var(--stripe_color) 20px
  );
  background-size: 200% 200%;
  /* animation: moveStripes 10s linear infinite; */
  z-index: 0;
}

@keyframes moveStripes {
  from {
    background-position: 0 0;
  }
  to {
    background-position: 100% 100%;
  }
}

#link-section-7 .container {
  position: relative;
  z-index: 1;
}

#link-section-7 .section-title {
  font-size: 2.25rem;
  margin-bottom: 0.5rem;
}

#link-section-7 .section-subtitle {
  font-size: 1.125rem;
  margin-bottom: 2rem;
  opacity: 0.9;
}

/* các nút liên kết */
#link-section-7 .link-item {
  color: var(--link_color);
  text-decoration: none;
  padding: 0.75rem 1rem;
  display: flex;
  align-items: center;
  justify-content: center;
  position: relative;
  transition: color 0.3s;
}

#link-section-7 .link-item i {
  margin-right: 0.5rem;
  font-size: 1.25rem;
}

/* hiệu ứng đường viền dưới khi hover */
#link-section-7 .link-item::after {
  content: "";
  position: absolute;
  bottom: 0;
  left: 25%;
  width: 50%;
  height: 2px;
  background: transparent;
  transition: background 0.3s, width 0.3s, left 0.3s;
}

#link-section-7 .link-item:hover::after {
  background: var(--link_hover_border);
  width: 100%;
  left: 0;
}



/* Footer-7 Styles */
#footer-7 {
  background-color: var(--footer-bg-color, #222529);
  color: var(--footer-text-color, #ced4da);
  padding-top: 3rem;
  font-size: 0.9rem;
  line-height: 1.7;
}
#footer-7 .footer-top-row {
  padding-bottom: 2rem;
  border-bottom: 1px solid var(--footer-separator-color, #444950);
  margin-bottom: 2rem;
}
#footer-7 .footer-logo-f7 {
  max-height: 50px; /* Adjust as needed */
  filter: brightness(0) invert(1) opacity(0.85); /* For light logo on dark bg */
}
#footer-7 .footer-tagline-f7 {
  font-size: 1.1rem;
  font-style: italic;
  opacity: 0.9;
  color: var(--footer-text-color, #ced4da);
}
#footer-7 .footer-section-title-f7 {
  font-size: 1.15rem;
  font-weight: 500;
  color: var(--footer-title-color, #e0e0e0);
  margin-bottom: 1.25rem;
  padding-bottom: 0.4rem;
  border-bottom: 1px dotted var(--footer-separator-color, #444950);
  display: inline-block;
}
#footer-7 .contact-block-f7 .contact-item-f7 {
  margin-bottom: 0.7rem;
  display: flex;
  align-items: flex-start;
}
#footer-7 .contact-block-f7 .contact-item-f7 i {
  width: 20px;
  margin-right: 0.75rem;
  color: var(--footer-link-color, #00acc1);
  margin-top: 0.15em;
}
#footer-7 .contact-block-f7 .contact-item-f7 span,
#footer-7 .contact-block-f7 .contact-item-f7 a {
  color: var(--footer-text-color, #ced4da);
  text-decoration: none;
}
#footer-7 .contact-block-f7 .contact-item-f7 a:hover {
  color: var(--footer-link-color, #00acc1);
}
#footer-7 .contact-block-f7 .contact-item-f7 .contact-type {
  font-weight: 500;
  display: block;
  font-size: 0.8rem;
  opacity: 0.8;
}
#footer-7 .menu-links-list-f7 {
  list-style: none;
  padding-left: 0;
}
#footer-7 .menu-links-list-f7 li {
  margin-bottom: 0.6rem;
}
#footer-7 .menu-links-list-f7 a {
  color: var(--footer-link-color, #00acc1);
  text-decoration: none;
  transition: color 0.2s ease, padding-left 0.2s ease;
}
#footer-7 .menu-links-list-f7 a:hover,
#footer-7 .menu-links-list-f7 a.active {
  color: var(--footer-link-hover-color, #007c8c);
  padding-left: 5px;
}
#footer-7 .social-media-list-f7 {
  list-style: none;
  padding-left: 0;
}
#footer-7 .social-media-list-f7 li {
  margin-bottom: 0.75rem;
}
#footer-7 .social-media-list-f7 a {
  color: var(--footer-text-color, #ced4da);
  text-decoration: none;
  display: flex;
  align-items: center;
  transition: color 0.2s ease;
}
#footer-7 .social-media-list-f7 a i {
  font-size: 1.4rem; /* Larger icons */
  margin-right: 0.75rem;
  width: 25px;
  text-align: center;
  color: var(--footer-link-color, #00acc1);
  transition: color 0.2s ease;
}
#footer-7 .social-media-list-f7 a:hover {
  color: var(--footer-link-color, #00acc1);
}
#footer-7 .social-media-list-f7 a:hover i {
  color: var(--footer-link-hover-color, #007c8c);
}
#footer-7 .social-media-list-f7 .social-label {
  font-size: 0.9rem;
}
#footer-7 .partner-links-row-f7 {
  padding: 1.5rem 0;
  margin-top: 1rem;
  border-top: 1px solid var(--footer-separator-color, #444950);
  border-bottom: 1px solid var(--footer-separator-color, #444950);
}
#footer-7 .partner-links-list-f7 {
  list-style: none;
  padding-left: 0;
  margin-bottom: 0;
  display: flex;
  flex-wrap: wrap;
  justify-content: center;
  gap: 0.75rem 1.5rem; /* row-gap column-gap */
}
#footer-7 .partner-links-list-f7 a {
  color: var(--footer-link-color, #00acc1);
  text-decoration: none;
  font-size: 0.85rem;
}
#footer-7 .partner-links-list-f7 a:hover {
  color: var(--footer-link-hover-color, #007c8c);
  text-decoration: underline;
}
#footer-7 .footer-bottom-bar-f7 {
  background-color: var(--footer-bottom-bar-bg-color, #1c1e22);
  color: var(--footer-bottom-bar-text-color, #9ea7ad);
  padding: 1.5rem 0;
  text-align: center;
  font-size: 0.8rem;
}
#footer-7 .footer-bottom-bar-f7 p {
  margin-bottom: 0;
}
@media (max-width: 991.98px) {
  /* lg breakpoint */
  #footer-7 .footer-top-row .col-lg-4,
  #footer-7 .footer-top-row .col-lg-8 {
    text-align: center;
  }
  #footer-7 .footer-logo-f7 {
    margin-bottom: 1rem;
  }
}
@media (max-width: 767.98px) {
  /* md breakpoint */
  #footer-7 .footer-column-f7 {
    margin-bottom: 2rem;
  }
  #footer-7 .partner-links-row-f7 {
    text-align: center;
  }
}