/* ==================================================
= Header & Logo Styles =
================================================== */
.site-header {
  background-color: var(--primary-color);
  border-bottom: 1px solid var(--header-border);
  position: fixed;
  top: 32px;
  left: 0;
  right: 0;
  z-index: 1000;
  width: 100%;
}

body:not(.admin-bar) .site-header {
  top: 0;
}

.header-container {
  display: flex;
  align-items: center;
  justify-content: space-between;
  flex-wrap: wrap;
}

.logo {
  display: flex;
  flex-direction: column;
  justify-content: center;
  align-items: center;
  flex: 0 1 auto;
  height: 100%;
}

.logo img {
  max-height: 36px;
  height: auto;
  width: auto;
}

.site-logo {
  margin: 0;
  font-size: 1rem;
  font-weight: bold;
  display: flex;
  align-items: center;
  line-height: 1;
}

.site-logo a {
  color: #fff;
  text-decoration: none;
  text-transform: uppercase;
}

.site-tagline {
  font-size: 0.74rem;
/*  letter-spacing: 1px;*/
  color: var(--color-white);
  margin: 2px 0 0 0;
  line-height: 1.2;
  display: block;
  text-align: center;
  opacity: 0.6;
}

.site-logo i {
  margin-right: 4px;
  color: var(--color-white);
  font-size: 0.8rem;
}

.site-tagline i {
/*  margin-right: 5px;*/
/*  margin: 0 5px;*/
}

/* ==================================================
= Main Menu Styles =
================================================== */
#main-menu {
  list-style: none;
  display: flex;
  gap: 0;
  margin: 0;
  padding: 0;
  flex: 1 1 auto;
  justify-content: flex-end;
}

#main-menu li {
  position: relative;
  border-left: 1px solid var(--menu-border);
}

#main-menu li:last-child {
  border-right: 1px solid var(--menu-border);
}

#main-menu li > a {
  text-decoration: none;
  color: var(--color-white);
  font-weight: 400;
  padding: 0.7rem 1.5rem;
  display: block;
  transition: all 0.3s ease;
}

#main-menu > li:hover > a,
#main-menu > li.current-menu-item > a {
  background-color: var(--secondary-color);
}


/* ==================================================
= Submenu Styles =
================================================== */
#main-menu li ul {
  position: absolute;
  top: 100%;
  left: 0;
  opacity: 0;
  visibility: hidden;
  transform: translateY(8px);
  transition: all 0.3s ease;
  background-color: var(--color-1);
  border: 1px solid var(--color-2);
  min-width: 180px;
  padding: 0;
  list-style: none;
  z-index: 10;
}

#main-menu li:hover > ul {
  margin-top: 10px;
  opacity: 1;
  visibility: visible;
  transform: translateY(0);
}

#main-menu li ul li {
  border-bottom: 1px solid var(--color-2);
  border-left: none;
}

#main-menu li ul li:last-child {
  border-bottom: none;
  border-right: none;
}

#main-menu li ul li a {
  display: block;
  padding: 0.6rem 1.2rem;
  color: var(--text-color-1);
  text-decoration: none;
  transition: background-color 0.3s ease;
  white-space: nowrap;
  overflow: hidden;
  text-overflow: ellipsis;
  max-width: 220px;
}

#main-menu li ul li:hover > a,
#main-menu li ul li.current-menu-item > a {
  color: var(--primary-color);
}


/* ==================================================
= Submenu Indicator (⬇️)
================================================== */
.has-submenu > a::after {
  content: "\f078";
  font-family: "Font Awesome 5 Free";
  font-weight: 900;
  font-size: 0.8rem;
  margin-left: 0.4rem;
  display: inline-block; /* Bắt buộc để xoay được */
  transition: transform 0.4s ease; /* Hiệu ứng mượt khi xoay */
}

.has-submenu:hover > a::after {
  transform: rotate(180deg);
}


/* ==================================================
= Hamburger Toggle Button =
================================================== */
#menu-toggle {
  display: none;
}

#menu-toggle .bar {
  position: absolute;
  width: 24px;
  height: 3px;
  background-color: var(--text-color-1);
  border-radius: 2px;
  transition: all 0.3s ease;
}

#menu-toggle .bar:nth-child(1) { top: 8px; }
#menu-toggle .bar:nth-child(2) { top: 14.5px; }
#menu-toggle .bar:nth-child(3) { top: 21px; }

#menu-toggle.open .bar:nth-child(1),
#menu-toggle.open .bar:nth-child(3) {
  top: 14.5px;
}

#menu-toggle.open .bar:nth-child(1) {
  transform: rotate(45deg);
}
#menu-toggle.open .bar:nth-child(2) {
  opacity: 0;
}
#menu-toggle.open .bar:nth-child(3) {
  transform: rotate(-45deg);
}


/* ==================================================
= Menu Animation
================================================== */
@keyframes fadeSlideDown {
  from {
    opacity: 0;
    transform: translateY(-10px);
  }
  to {
    opacity: 1;
    transform: translateY(0);
  }
}


/* ==================================================
📱 5. RESPONSIVE – Tablet (≤ 1024px)
================================================== */
/* Thêm nếu cần */


/* ==================================================
📱 6. RESPONSIVE – Mobile (≤ 960px)
================================================== */
@media (max-width: 960px) {
  .site-header {
    height: 60px;
    border-bottom: 5px solid var(--secondary-color);
  }

  .header-container {
    height: 60px;
    padding: 0;
    align-items: center;
    justify-content: space-between;
  }

  .logo {
    padding: 0;
  }

  .site-logo {
    margin-left: 0;
  }

  #menu-toggle {
    display: flex;
    margin-bottom: 3px;
    justify-content: center;
    align-items: center;
    flex-direction: column;
    width: 32px;
    height: 32px;
    position: relative;
    background: none;
    border: none;
    cursor: pointer;
    z-index: 1001;
    margin-left: auto;
  }

  #menu-toggle .bar {
    background-color: #fff;
  }

  #main-menu {
    display: none;
    flex-direction: column;
    background-color: #fff;
    width: 100%;
    margin: 0;
    border-top: 1px solid var(--color-2);
    box-shadow: 0 8px 16px rgba(0, 0, 0, 0.08);
    position: absolute;
    top: 60px;
    left: 0;
    z-index: 999;
  }

  #main-menu.active {
    display: flex;
  }

  #main-menu li {
    border-left: none;
    border-right: none;
    border-bottom: 1px solid var(--color-2);
    text-align: left;
    margin: 0;
  }

  #main-menu li:last-child {
    border-bottom: none;
    border-right: none;
  }

  #main-menu li > a {
    color: var(--text-color-1);
    background-color: #fff;
    display: block;
    font-size: 1rem;
    text-decoration: none;
    transition: all 0.3s ease;
  }

  #main-menu > li.current-menu-item > a,
  #main-menu > li > a:hover,
  #main-menu > li.submenu-open > a {
    color: var(--primary-color);
    background-color: #fff;
  }

  #main-menu li ul {
    position: static;
    background: transparent;
    padding: 0;
    margin: 0;
    opacity: 1;
    visibility: visible;
    transform: none;
    border: none;
    display: none;
  }

  #main-menu li:hover > ul {
    margin-top: 0;
  }

  #main-menu li.submenu-open > ul {
    display: block;
  }

  #main-menu li ul li {
    border: none;
  }

  #main-menu li ul li:last-child {
    padding-bottom: 30px;
  }

  #main-menu li ul li a {
    padding-left: 40px;
    font-size: 0.95rem;
    color: var(--text-color-1);
    background-color: transparent;
  }

  #main-menu li ul li a:hover {
    color: var(--primary-color);
  }

  .has-submenu > a {
    padding-right: 1rem;
  }

   .has-submenu > a::after {
    content: "\f078";
    font-family: "Font Awesome 5 Free";
    font-weight: 900;
    font-size: 0.75rem;
    margin-left: 0.4rem;
  }
}

/* ==================================================
📱 7. ADMIN BAR FIX (783PX TRỞ LÊN)
================================================== */
@media (min-width: 783px) {
  body.admin-bar .site-header {
    top: 32px;
  }
}

@media (max-width: 782px) {
  body.admin-bar .site-header {
    top: 46px;
  }
}