/* ================= SCOPED RESET FOR HEADER ================= */
.main-header,
.main-header *,
.popup,
.popup * {
  box-sizing: border-box;
}

.main-header {
  margin: 0;
  padding: 0;
  font-family: 'Inter', sans-serif;
}

/* ================= HEADER CONTAINER ================= */
.main-header {
  background: #ffffff;
  box-shadow: 0 4px 20px rgba(0,0,0,0.05);
  position: sticky;
  top: 0;
  z-index: 1000;
  width: 100%;
}

.header-inner {
  max-width: 1400px;
  margin: 0 auto;
  padding: 20px 30px;
  display: flex;
  align-items: center;
  justify-content: space-between;
  position: relative;
  flex-wrap: wrap;
  min-height: 90px;
}

/* ================= LOGO ================= */
.site-branding {
  flex-shrink: 0;
  z-index: 1001;
}

.site-branding a {
  display: block;
  text-decoration: none;
  line-height: 0;
}

.header-logo,
.site-branding img {
  display: block;
  height: 75px !important;
  width: auto !important;
  max-width: 220px;
  object-fit: contain;
}

/* ================= DESKTOP NAVIGATION ================= */
.site-navigation {
  margin-left: auto;
}

.menu {
  list-style: none;
  display: flex;
  align-items: center;
  gap: 25px;
  margin: 0;
  padding: 0;
}

.menu > li {
  position: relative;
}

.menu > li > a {
  text-decoration: none;
  color: #333;
  font-weight: 600;
  font-size: 15px;
  padding: 10px 16px;
  border-radius: 6px;
  transition: all 0.3s ease;
  display: block;
  white-space: nowrap;
}

.menu > li > a:hover {
  color: #0078B8;
  background: #f4f8ff;
}

/* Ensure button has same styling as links */
.menu > li .contact-btn {
  padding: 10px 20px;
  background: #0078B8;
  color: #fff;
  border: none;
  border-radius: 6px;
  font-size: 15px;
  font-weight: 600;
  cursor: pointer;
  transition: all 0.3s ease;
  white-space: nowrap;
}

.menu > li .contact-btn:hover {
  background: #005682;
  transform: translateY(-1px);
  box-shadow: 0 4px 12px rgba(0, 120, 184, 0.3);
}

/* ================= DROPDOWNS (DESKTOP) ================= */
.has-dropdown {
  position: relative;
}

/* Down Arrow Indicator */
.has-dropdown > a::after {
  content: "▼";
  font-size: 10px;
  margin-left: 6px;
  opacity: 0.6;
  transition: transform 0.3s;
  display: inline-block;
}

.sub-menu {
  position: absolute;
  top: 100%;
  left: 0;
  background: #ffffff;
  min-width: 260px;
  padding: 12px 0;
  box-shadow: 0 10px 30px rgba(0,0,0,0.15);
  border: 1px solid #eee;
  border-radius: 8px;
  opacity: 0;
  visibility: hidden;
  transform: translateY(10px);
  transition: all 0.3s ease;
  z-index: 1100;
  list-style: none;
}

/* Show Dropdown on Hover */
.has-dropdown:hover > .sub-menu,
.has-dropdown:focus-within > .sub-menu {
  opacity: 1;
  visibility: visible;
  transform: translateY(0);
}

.sub-menu li {
  display: block;
}

.sub-menu a {
  padding: 12px 20px;
  font-size: 14px;
  font-weight: 500;
  color: #444;
  display: flex;
  justify-content: space-between;
  transition: all 0.3s ease;
}

.sub-menu a:hover {
  background: #f4f8ff;
  color: #0078B8;
  padding-left: 24px;
}

/* Nested Dropdowns (Sub-sub menu) */
.sub-menu .has-dropdown > .sub-menu {
  top: 0;
  left: 100%;
  margin-top: -12px;
  margin-left: 2px;
}

.sub-menu .has-dropdown > a::after {
  content: "▶";
  transform: none;
}

/* ================= HAMBURGER TOGGLE ================= */
.menu-toggle {
  display: none;
  background: none;
  border: 2px solid transparent;
  cursor: pointer;
  flex-direction: column;
  gap: 5px;
  padding: 8px;
  border-radius: 6px;
  transition: all 0.3s ease;
  z-index: 1001;
}

.menu-toggle:hover {
  background: #f4f8ff;
  border-color: #0078B8;
}

.menu-toggle span,
.menu-toggle::before,
.menu-toggle::after {
  content: '';
  display: block;
  width: 28px;
  height: 3px;
  background-color: #333;
  border-radius: 3px;
  transition: all 0.3s ease;
}

.menu-toggle.active span {
  opacity: 0;
}

.menu-toggle.active::before {
  transform: rotate(45deg) translate(7px, 7px);
}

.menu-toggle.active::after {
  transform: rotate(-45deg) translate(7px, -7px);
}

/* ================= POPUP MODAL ================= */
.popup {
  display: none;
  position: fixed;
  top: 0; left: 0; width: 100%; height: 100%;
  background: rgba(0,0,0,0.6);
  z-index: 9999;
  backdrop-filter: blur(3px);
}

.popup-content {
  background: #fff;
  width: 90%;
  max-width: 400px;
  margin: 10% auto;
  padding: 30px;
  border-radius: 12px;
  position: relative;
  box-shadow: 0 20px 50px rgba(0,0,0,0.2);
  animation: slideDown 0.3s ease;
}

@keyframes slideDown {
  from { opacity: 0; transform: translateY(-20px); }
  to { opacity: 1; transform: translateY(0); }
}

.popup-content h2 { margin-bottom: 20px; color: #333; }

.popup input, .popup textarea {
  width: 100%;
  padding: 12px;
  margin-bottom: 15px;
  border: 1px solid #ddd;
  border-radius: 6px;
  outline: none;
  font-size: 14px;
}

.popup input:focus, .popup textarea:focus {
  border-color: #0078B8;
}

.submit-btn {
  width: 100%;
  padding: 12px;
  background: #0078B8;
  color: #fff;
  border: none;
  border-radius: 6px;
  font-weight: 600;
  cursor: pointer;
}

.close {
  position: absolute;
  top: 15px; right: 15px;
  font-size: 24px;
  cursor: pointer;
  color: #999;
}

/* ================= RESPONSIVE (MOBILE VIEW) ================= */
@media (max-width: 992px) {
  
  /* 1. Header Layout */
  .header-inner {
    padding: 15px 20px;
    min-height: 70px;
  }

  .header-logo,
  .site-branding img {
    height: 55px !important;
  }

  .site-branding {
    margin-right: auto;
  }

  .menu-toggle {
    display: flex;
    margin-left: auto;
  }

  /* 2. Menu Container */
  .site-navigation {
    width: 100%;
    margin-left: 0;
    order: 3;
    position: static !important;
    transform: none !important;
  }

  /* 3. The Menu List */
  .menu {
    display: none;
    flex-direction: column;
    width: 100%;
    background: #ffffff;
    padding: 20px 0 10px 0;
    border-top: 1px solid #f0f0f0;
    margin-top: 15px;
    gap: 0;
  }

  .menu.show {
    display: flex;
  }

  .menu > li {
    width: 100%;
    border-bottom: 1px solid #f9f9f9;
  }

  .menu > li > a {
    padding: 15px 10px;
    font-size: 16px;
    display: block;
  }

  /* 4. Mobile Dropdowns */
  .sub-menu {
    position: static !important;
    box-shadow: none;
    border: none;
    padding: 0;
    opacity: 1;
    visibility: visible;
    transform: none !important;
    display: none;
    background: #f8f9fa;
    margin-left: 0;
    min-width: auto;
  }
  
  .sub-menu.show {
    display: block;
  }

  .sub-menu li {
    border-bottom: 1px solid #f0f0f0;
  }

  .sub-menu a {
    padding: 12px 10px 12px 30px !important;
    font-size: 15px;
    color: #555;
    display: block !important;
  }

  /* Nested sub-menus */
  .sub-menu .sub-menu {
    background: #f0f2f5;
  }

  .sub-menu .sub-menu a {
    padding-left: 50px !important;
  }

  /* Arrow indicators */
  .has-dropdown > a::after {
    float: right;
    content: "▼";
    transition: transform 0.3s;
  }

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

  .sub-menu .has-dropdown > a::after {
    content: "▶";
  }

  .sub-menu .has-dropdown.open > a::after {
    transform: rotate(90deg);
  }

  /* 5. Mobile Enquiry Button */
  .menu > li .contact-btn {
    display: block;
    width: calc(100% - 20px);
    margin: 0 10px;
    text-align: center;
    padding: 14px 20px;
  }
}

/* ================= DESKTOP VIEW ================= */
@media (min-width: 993px) {
  /* Hide mobile toggle */
  .menu-toggle {
    display: none !important;
  }

  /* Show navigation */
  .site-navigation {
    display: block !important;
    position: absolute;
    left: 50%;
    top: 50%;
    transform: translate(-50%, -50%);
    margin-left: 0;
    z-index: 1050;
  }

  /* Ensure menu is visible with proper spacing */
  .menu {
    display: flex !important;
    gap: 25px;
  }

  /* Desktop dropdowns work on hover */
  .has-dropdown:hover > .sub-menu {
    display: block;
  }
}