/* HEADER STYLES */
#header-container {
  position: sticky;
  top: 0;
  z-index: 100;
}

header {
  position: sticky;
  top: 0;
  z-index: 100;
  background: white;
  border-bottom: 1px solid var(--border);
  padding: 1rem 2rem;
}

.header-container {
  max-width: 1400px;
  margin: 0 auto;
  display: flex;
  justify-content: space-between;
  align-items: center;
}

.logo {
  font-size: 1.3rem;
  font-weight: 700;
  color: var(--primary);
  text-decoration: none;
  display: flex;
  align-items: center;
}

.logo-img {
  height: 50px;
  width: auto;
  object-fit: contain;
}

nav {
  display: flex;
  gap: 2rem;
  align-items: center;
  margin-left: 3rem;
}

nav > ul {
  display: flex;
  gap: 2rem;
  align-items: center;
  list-style: none;
  margin: 0;
  padding: 0;
}

nav > ul > li {
  position: relative;
  padding-bottom: 0.5rem;
}

nav > ul > li > a {
  font-size: 0.95rem;
  color: var(--text);
  text-decoration: none;
  transition: color 0.2s;
  display: flex;
  align-items: center;
  gap: 0.5rem;
}

nav > ul > li > a::after {
  content: '▼';
  font-size: 0.7rem;
  transition: transform 0.2s;
}

nav > ul > li:hover > a,
nav > ul > li:focus-within > a {
  color: var(--primary);
}

nav > ul > li:hover > a::after,
nav > ul > li:focus-within > a::after {
  transform: rotate(180deg);
}

.nav-dropdown {
  position: absolute;
  top: calc(100% + 0.25rem);
  left: 0;
  background: white;
  border: 1px solid var(--border);
  border-radius: 4px;
  min-width: 220px;
  box-shadow: 0 4px 12px rgba(0,0,0,0.1);
  opacity: 0;
  visibility: hidden;
  transform: translateY(-5px);
  transition: all 0.3s ease;
  z-index: 1000;
  padding-top: 0.25rem;
  pointer-events: none;
  list-style: none;
  margin: 0;
  padding: 0.25rem 0 0;
}

nav > ul > li:hover .nav-dropdown,
nav > ul > li:focus-within .nav-dropdown {
  opacity: 1;
  visibility: visible;
  transform: translateY(0);
  pointer-events: auto;
}

.nav-dropdown li {
  list-style: none;
}

.nav-dropdown a {
  display: block;
  padding: 0.75rem 1rem;
  color: var(--text);
  text-decoration: none;
  font-size: 0.9rem;
  border-bottom: 1px solid var(--border);
  transition: background 0.2s, color 0.2s;
}

.nav-dropdown li:last-child a {
  border-bottom: none;
}

.nav-dropdown a:hover,
.nav-dropdown a:focus {
  background: #f5f5f5;
  color: var(--primary);
  font-weight: 500;
}

/* Screen reader only */
.sr-only {
  position: absolute;
  width: 1px;
  height: 1px;
  padding: 0;
  margin: -1px;
  overflow: hidden;
  clip: rect(0, 0, 0, 0);
  white-space: nowrap;
  border: 0;
}

/* Focus indicators for keyboard navigation */
nav a:focus-visible,
.btn-quote:focus-visible,
.btn-shop:focus-visible,
.search-input:focus-visible {
  outline: 2px solid var(--primary);
  outline-offset: 2px;
}

nav a {
  font-size: 0.95rem;
  color: var(--text);
  text-decoration: none;
  transition: color 0.2s;
}

nav a:hover {
  color: var(--secondary);
}

.header-right {
  display: flex;
  gap: 1.5rem;
  align-items: center;
}

.btn-quote {
  background: var(--primary);
  color: white;
  padding: 0.65rem 1.5rem;
  border-radius: 4px;
  text-decoration: none;
  font-weight: 600;
  font-size: 0.9rem;
  transition: background 0.2s;
}

.btn-quote:hover {
  background: #1f3a6f;
}

.btn-shop {
  background: var(--primary);
  color: white;
  padding: 0.65rem 1.5rem;
  border-radius: 4px;
  text-decoration: none;
  font-weight: 600;
  font-size: 0.9rem;
  transition: background 0.2s;
}

.btn-shop:hover {
  background: #1f3a6f;
}

.icon-link {
  font-size: 1.3rem;
  width: auto;
  height: auto;
  display: inline-flex;
  align-items: center;
  justify-content: center;
  color: var(--text);
  text-decoration: none;
  cursor: pointer;
  padding: 0.5rem 0.75rem;
}

.phone-link {
  font-size: 0.95rem;
  color: var(--primary);
  text-decoration: none;
  font-weight: 600;
  transition: color 0.2s;
  white-space: nowrap;
  flex-shrink: 0;
}

.phone-link:hover {
  color: #1f3a6f;
}

.search-bar {
  display: flex;
  align-items: center;
  gap: 0.5rem;
  background: transparent;
  padding: 0.5rem 0.75rem;
  border: 1px solid #ddd;
  border-radius: 4px;
  margin: 0 1rem;
}

.search-input {
  border: none;
  background: transparent;
  outline: none;
  font-size: 0.9rem;
  width: 130px;
  color: var(--text);
}

.search-input::placeholder {
  color: var(--text-light);
}

.search-btn {
  background: none;
  border: none;
}

.search-btn:focus-visible {
  outline: 2px solid var(--primary);
  outline-offset: 2px;
  font-size: 1rem;
  cursor: pointer;
  padding: 0;
  display: flex;
  align-items: center;
}

/* Hamburger Menu Button */
.hamburger {
  display: none;
  flex-direction: column;
  gap: 5px;
  background: none;
  border: none;
  cursor: pointer;
  padding: 0.5rem;
  z-index: 1001;
}

.hamburger span {
  display: block;
  width: 24px;
  height: 3px;
  background: var(--text);
  border-radius: 2px;
  transition: all 0.3s ease;
}

.hamburger.active span:nth-child(1) {
  transform: rotate(45deg) translate(5px, 6px);
}

.hamburger.active span:nth-child(2) {
  opacity: 0;
}

.hamburger.active span:nth-child(3) {
  transform: rotate(-45deg) translate(5px, -6px);
}

/* Mobile Responsive */
@media (max-width: 768px) {
  .hamburger {
    display: flex;
  }

  nav {
    display: none;
    position: absolute;
    top: 100%;
    left: 0;
    right: 0;
    background: white;
    border-top: 1px solid var(--border);
    box-shadow: 0 4px 12px rgba(0,0,0,0.1);
    z-index: 1000;
    margin-left: 0;
    padding: 1rem 0;
  }

  nav.nav-open {
    display: block;
  }

  nav > ul {
    flex-direction: column;
    gap: 0;
  }

  nav > ul > li {
    padding: 0;
    border-bottom: 1px solid var(--border);
  }

  nav > ul > li > a {
    padding: 0.85rem 1.5rem;
    font-size: 1rem;
  }

  nav > ul > li > a::after {
    content: '+';
    font-size: 1rem;
    margin-left: auto;
  }

  .nav-dropdown {
    position: static;
    opacity: 1;
    visibility: visible;
    transform: none;
    box-shadow: none;
    border: none;
    border-radius: 0;
    pointer-events: auto;
    display: none;
    background: var(--light, #f5f5f5);
    min-width: 100%;
    padding: 0;
    margin: 0;
  }

  nav > ul > li:hover .nav-dropdown,
  nav > ul > li:focus-within .nav-dropdown {
    display: block;
  }

  .nav-dropdown a {
    padding: 0.75rem 2.5rem;
  }

  .search-bar {
    display: none;
  }

  .header-right {
    gap: 0.75rem;
  }

  .phone-link {
    display: none;
  }

  .btn-quote {
    padding: 0.5rem 1rem;
    font-size: 0.85rem;
  }

  .btn-shop {
    padding: 0.5rem 1rem;
    font-size: 0.85rem;
  }
}