/* Header Navigation Styles */

/* Main header container */
.header-top {
  position: fixed;
  top: 0;
  left: 0;
  right: 0;
  z-index: 80;
  height: 60px;
  padding: 8px;
  background-color: var(--bg-color);
  border-bottom: 1px solid var(--primary-color);
  display: flex;
  align-items: center;
  justify-content: space-between;
}

.header-top a,
.header-sidebar a {
  text-decoration: none;
}

/* Logo and brand section (left side) */
.header-logo-section {
  display: flex;
  align-items: center;
  /* margin-top: 12px;   */
  padding-left: 8px;
  gap: 8px;
}

.header-logo {
  height: 29px;
  width: 29px;
  flex-shrink: 0;
}

/* Brand link styling */
.header-brand {
  display: flex;
  align-items: center;
  padding: 0 16px 0 4px;
  margin-top: 0;
  color: var(--primary-color);
  text-decoration: none;
  font-weight: 700;
  transition: color 0.2s ease;
  border: none;
  background: none;
  cursor: pointer;
  font: inherit;
}

.header-brand:hover {
  color: #000000;
}

/* Brand text sizing */
.brand-desktop {
  display: none;
  font-size: var(--font-size-xl);
  color: var(--primary-color);
}

.brand-mobile {
  display: none;
  font-size: var(--font-size-lg);
  color: var(--primary-color);
}

/* Desktop navigation (right side, hidden on mobile) */
.header-nav-desktop {
  display: flex;
  margin-right: 8px;
  background-color: var(--primary-color);
  border-radius: 24px;
  box-shadow: 0 2px 5px rgba(0, 0, 0, 0.16), 0 2px 10px rgba(0,0,0,0.12);
}

.header-nav-menu {
  display: flex;
  list-style: none;
  margin: 0;
  padding: 0;
  gap: 0;
  
}

.header-nav-menu li::after {
  content: "";
  display: inline-block;
  width: 1.5px;
  height: 20px;
  background-color: #f7f7f7;
  /* margin: 0 10px; */
  margin-top: -2px;
  vertical-align: middle;
}

.header-nav-menu li:last-child::after {
  display: none;
}

.nav-link {
  display: inline-flex;
  align-items: center;
  padding: 4px 16px;
  color: #ffffff;
  text-decoration: none;
  font-weight: 400;
  transition: color 0.2s ease;
  border: none;
  background: none;
  cursor: pointer;
  font: inherit;
  font-size: var(--font-size-base);
}

.nav-link:hover, .nav-link:active, .nav-link:focus {
  color: #cccccc;
}

/* Mobile navigation section */
.header-nav-mobile {
  display: none;
  position: fixed;
  right: 16px;
  top: 6px;
  z-index: 101;
}

.hamburger-btn {
  display: flex;
  align-items: center;
  justify-content: center;
  width: 44px;
  height: 44px;
  padding: 0;
  /* margin-top: 8px; */
  margin-right: 0;
  color: #666666;
  text-decoration: none;
  font-size: var(--font-size-xl);
  font-weight: 700;
  transition: color 0.2s ease;
  border: none;
  background: none;
  cursor: pointer;
}

.hamburger-btn:hover {
  color: #cccccc;
}

/* Sidebar overlay */
.header-sidebar {
  position: fixed;
  top: 0;
  left: 0;
  width: 100%;
  height: auto;
  background-color: var(--bg-color);
  border-bottom: 1px solid var(--border-color);
  z-index: 100;
  padding: 0;
  list-style: none;
  margin: 0;
  display: none;
  flex-direction: column;
}

.sidebar-header {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 4px 16px;
  border-bottom: 1px solid var(--border-color);
}

.sidebar-brand {
  display: flex;
  align-items: center;
  padding: 8px 0;
  margin: 0;
  color: var(--primary-color);
  text-decoration: none;
  font-weight: 700;
  font-size: var(--font-size-lg);
  transition: color 0.2s ease;
}

.sidebar-brand:hover {
  color: #000000;
}

.sidebar-close-btn {
  padding: 8px 4px;
  margin: 8px 8px;
  color: #666666;
  text-decoration: none;
  font-size: 24px;
  font-weight: 700;
  transition: color 0.2s ease;
  border: none;
  background: none;
  cursor: pointer;
  width: auto;
}

.sidebar-close-btn:hover {
  color: #cccccc;
}

.sidebar-item {
  display: block;
  padding: 12px 16px;
  color: var(--text-color);
  text-decoration: none;
  transition: background-color 0.2s ease, color 0.2s ease;
  border: none;
  background: none;
  cursor: pointer;
  width: 100%;
  text-align: left;
  font: inherit;
  font-size: var(--font-size-base);
}

.sidebar-item:hover {
  background-color: var(--border-color);
  color: var(--primary-color);
}

/* Responsive styles */

/* Desktop: > 992px */
@media (min-width: 993px) {
  .brand-desktop {
    display: inline;
  }

  .header-nav-desktop {
    display: flex;
  }

  .header-nav-mobile {
    display: none;
  }

  .hamburger-btn {
    display: none;
  }

  .header-sidebar {
    display: none !important;
  }
}

/* Tablet to Desktop: 601px - 992px */
@media (max-width: 992px) and (min-width: 775px) {
  .brand-desktop {
    display: inline;
  }

  .header-nav-desktop {
    display: flex;
  }

  .header-nav-mobile {
    display: none;
  }

  .hamburger-btn {
    display: none;
  }

  .header-sidebar {
    display: none !important;
  }
}

/* Mobile: <= 775px */
@media (max-width: 775px) {
  .brand-desktop {
    display: none;
  }

  .brand-mobile {
    display: inline;
  }

  .header-logo-section {
    margin-top: 8px;
    padding-left: 8px;
  }

  .header-nav-desktop {
    display: none;
  }

  .header-nav-mobile {
    display: flex;
  }

  .hamburger-btn {
    display: flex;
  }

  .header-top {
    padding: 4px 8px;
  }
}