/* ---- Navbar ---- */
.main-navbar {
  background: #fff !important;
  padding: 0;
  box-shadow: 0 2px 12px rgba(0,0,0,0.08);
  position: sticky;
  top: 0;
  z-index: 1000;
  border-bottom: 1px solid #eee;
}

.navbar-brand {
  padding: 10px 0;
}
.navbar-brand img {
  height: 48px;
  width: auto;
}
.navbar-brand .brand-text {
  font-size: 20px;
  font-weight: 800;
  color: var(--navy) !important;
  letter-spacing: 1px;
}
.navbar-brand .brand-sub {
  font-size: 10px;
  color: var(--text-muted);
  display: block;
  letter-spacing: 2px;
  text-transform: uppercase;
}

.navbar-nav .nav-link {
  color: var(--text) !important;
  font-size: 13px;
  font-weight: 700;
  padding: 22px 11px !important;
  letter-spacing: 0.4px;
  text-transform: uppercase;
  white-space: nowrap;
  transition: var(--transition);
  position: relative;
}
.navbar-nav .nav-link::after {
  content: '';
  position: absolute;
  bottom: 0;
  left: 11px;
  right: 11px;
  height: 3px;
  background: var(--accent);
  transform: scaleX(0);
  transition: var(--transition);
}
.navbar-nav .nav-link:hover::after,
.navbar-nav .nav-item.active .nav-link::after { transform: scaleX(1); }
.navbar-nav .nav-link:hover { color: var(--navy) !important; }
.navbar-nav .nav-item.active .nav-link { color: var(--navy) !important; }

/* Dropdown base styles */
.navbar-nav .dropdown-menu {
  background: #fff;
  border: none;
  border-top: 3px solid var(--accent);
  border-radius: 0 0 var(--radius) var(--radius);
  box-shadow: 0 8px 24px rgba(0,0,0,0.12);
  padding: 8px 0;
  min-width: 220px;
}
.navbar-nav .dropdown-item {
  color: #2d2d2d !important;
  font-size: 13px;
  font-weight: 500;
  padding: 9px 20px;
  transition: var(--transition);
  text-transform: none;
  letter-spacing: 0;
}
.navbar-nav .dropdown-item:hover,
.navbar-nav .dropdown-item.active {
  background: var(--light);
  color: var(--navy);
}
.dropdown-divider { border-color: #eee; }

/* Submenu cha–con (flyout): node có danh mục con */
.navbar-nav .dropdown-submenu { position: relative; }
.navbar-nav .dropdown-item.has-children {
  display: flex;
  align-items: center;
  gap: 8px;
}
.navbar-nav .submenu-arrow {
  font-size: 10px;
  opacity: 0.55;
  flex-shrink: 0;
  margin-left: auto;   /* đẩy mũi tên sang phải, chữ vẫn sát icon bên trái */
}

/* Desktop: hover to open with animation */
@media (min-width: 992px) {
  .navbar-nav .dropdown-menu {
    display: block;
    opacity: 0;
    visibility: hidden;
    transform: translateY(8px);
    transition: opacity 0.2s ease, transform 0.2s ease, visibility 0.2s;
    pointer-events: none;
  }
  .navbar-nav .dropdown:hover > .dropdown-menu {
    opacity: 1;
    visibility: visible;
    transform: translateY(0);
    pointer-events: auto;
  }
  /* Submenu con: bật ra bên phải khi hover node cha */
  .navbar-nav .dropdown-submenu > .dropdown-menu {
    top: -8px;
    left: 100%;
    margin: 0;
    border-top: none;
    border-left: 3px solid var(--accent);
    border-radius: 0 var(--radius) var(--radius) 0;
    transform: translateX(8px);
  }
  .navbar-nav .dropdown-submenu:hover > .dropdown-menu {
    opacity: 1;
    visibility: visible;
    transform: translateX(0);
    pointer-events: auto;
  }
}

/* Navbar toggler (mobile) */
.navbar-toggler {
  border: 1px solid #ddd;
  padding: 6px 10px;
}
.navbar-toggler-icon {
  background-image: url("data:image/svg+xml,%3csvg xmlns='http://www.w3.org/2000/svg' viewBox='0 0 30 30'%3e%3cpath stroke='rgba%2846, 92, 16, 0.8%29' stroke-linecap='round' stroke-miterlimit='10' stroke-width='2' d='M4 7h22M4 15h22M4 23h22'/%3e%3c/svg%3e");
}

/* Top info bar */
.top-bar {
  background: var(--navy);
  padding: 6px 0;
  font-size: 12.5px;
  color: rgba(255,255,255,0.8);
}
.top-bar a { color: rgba(255,255,255,0.8); }
.top-bar a:hover { color: #fff; }
.top-bar i { margin-right: 4px; color: var(--accent); }

/* Call-to-action phone button in navbar */
.main-navbar .btn-primary-custom {
  font-size: 13px;
  padding: 8px 18px;
}

/* Mobile nav */
@media (max-width: 991px) {
  .navbar-nav .nav-link {
    padding: 12px 16px !important;
    border-bottom: 1px solid #f0f0f0;
    text-transform: uppercase;
    font-size: 13px;
  }
  .navbar-nav .nav-link::after { display: none; }
  .navbar-collapse {
    background: #fff;
    padding: 8px 0 16px;
    border-top: 2px solid var(--accent);
    box-shadow: 0 8px 16px rgba(0,0,0,0.08);
  }
  .navbar-nav .dropdown-menu {
    background: var(--light);
    border-top: none;
    border-radius: 0;
    border-left: 3px solid var(--accent);
    margin-left: 16px;
    margin-right: 16px;
    padding: 4px 0;
    box-shadow: none;
  }
  .navbar-nav .dropdown-item {
    padding: 10px 16px;
    font-size: 13px;
    color: var(--text);
  }
  /* Submenu con: hiển thị thụt lề tĩnh thay vì flyout (không hover được trên mobile) */
  .navbar-nav .dropdown-submenu > .dropdown-menu {
    display: block;
    position: static;
    opacity: 1;
    visibility: visible;
    transform: none;
    pointer-events: auto;
    margin: 0 0 0 14px;
    border-left: 2px solid var(--accent);
    box-shadow: none;
  }
  .navbar-nav .submenu-arrow { transform: rotate(90deg); }
}

@media (max-width: 575px) {
  .navbar-brand img { height: 40px; }
  .navbar-brand .brand-text { font-size: 17px; }
}

/* Ô tìm kiếm trên navbar */
.navbar-search { max-width: 220px; }
.navbar-search .form-control {
  border: 1px solid rgba(255,255,255,0.25);
  background: rgba(255,255,255,0.12);
  color: #fff;
  font-size: 13px;
}
.navbar-search .form-control::placeholder { color: rgba(255,255,255,0.6); }
.navbar-search .form-control:focus {
  background: #fff;
  color: var(--text);
  box-shadow: none;
  border-color: var(--accent);
}
.navbar-search-btn {
  background: var(--accent);
  color: #fff;
  border: 1px solid var(--accent);
}
.navbar-search-btn:hover { background: var(--accent-hover); color: #fff; }

@media (max-width: 991px) {
  .navbar-search { max-width: 100%; }
  .navbar-search .form-control {
    border-color: var(--border, #ddd);
    background: #f5f5f5;
    color: var(--text);
  }
  .navbar-search .form-control::placeholder { color: #999; }
}