/* Navbar Styling - Fixed brand color and improved theming */
.navbar {
  background-color: var(--navbar-bg) !important;
  box-shadow: 0 2px 12px rgba(0, 0, 0, 0.08); /* Softer shadow */
  height: var(--header-height);
  padding: 0;
  border: none;
  position: fixed;
  top: 0;
  right: 0;
  left: 0;
  z-index: 1030;
  display: flex;
  align-items: center;
  transition: background-color 0.3s ease, box-shadow 0.3s ease;
  backdrop-filter: blur(10px); /* Added backdrop blur for modern look */
}

.navbar .container {
  height: 100%;
}

.navbar-brand {
  color: var(--text-primary) !important;
  display: flex;
  flex-direction: row;
  align-items: center;
  padding: 0;
  margin: 0;
  height: 100%;
  font-weight: var(--font-weight-medium);
  text-decoration: none !important;
  transition: color 0.3s ease;
}

.navbar-logo {
  height: 40px;
  width: auto;
  transition: opacity 0.3s ease;
}

/* Logo display in navbar */
.navbar-logo-dark, 
.navbar-logo-light,
.footer-logo-dark,
.footer-logo-light {
  display: none;
}

/* Show dark logo in light theme */
body.light-theme .navbar-logo-dark,
body.light-theme .footer-logo-dark {
  display: none;
}

body.light-theme .navbar-logo-light,
body.light-theme .footer-logo-light {
  display: block;
}

/* Show light logo in dark theme */
body.dark-theme .navbar-logo-dark,
body.dark-theme .footer-logo-dark {
  display: block;
}

body.dark-theme .navbar-logo-light,
body.dark-theme .footer-logo-light {
  display: none;
}

.navbar-brand-full {
  font-size: 1.25rem;
  font-weight: var(--font-weight-medium);
  color: var(--text-primary);
  letter-spacing: -0.01em; /* Improved letter spacing */
}

.navbar-brand:hover .navbar-brand-full {
  color: var(--bs-primary);
}

.navbar-nav {
  height: 100%;
  display: flex;
  align-items: center;
}

.navbar-nav .nav-item {
  height: 100%;
  display: flex;
  align-items: center;
}

.navbar-nav .nav-link {
  color: var(--text-primary) !important;
  padding: 0 1rem;
  height: 100%;
  display: flex;
  align-items: center;
  font-weight: var(--font-weight-medium);
}

.navbar-nav .nav-link.active {
  color: var(--bs-primary) !important;
}

.navbar-nav .nav-link:hover {
  color: var(--bs-primary) !important;
}

/* Small arrow in navbar */
.small-arrow {
  font-size: 0.7rem;
  margin-left: 0.25rem;
}

.navbar-toggler {
  border-color: var(--border);
  color: var(--text-primary);
}

/* Desktop dropdown hover functionality with proper positioning */
@media (min-width: 992px) {
  .dropdown {
    position: relative;
  }
  
  .dropdown-menu {
    display: none;
    position: absolute;
    top: 100%;
    left: 0;
    z-index: 1000;
    margin-top: 0;
    border: 1px solid var(--border);
    border-radius: 8px;
    box-shadow: 0 4px 12px rgba(0, 0, 0, 0.1);
    padding: 0.5rem 0;
    min-width: 200px;
    background: var(--card-bg);
  }
  
  /* Dark theme dropdown */
  body.dark-theme .dropdown-menu {
    background: #1a1a1a;
    border-color: rgba(255, 255, 255, 0.1);
    box-shadow: 0 4px 12px rgba(0, 0, 0, 0.3);
  }
  
  /* Light theme dropdown */
  body.light-theme .dropdown-menu {
    background: #ffffff;
    border-color: rgba(0, 0, 0, 0.1);
    box-shadow: 0 4px 12px rgba(0, 0, 0, 0.1);
  }
  
  .dropdown:hover .dropdown-menu {
    display: block;
  }
  
  .dropdown-item {
    padding: 0.5rem 1rem;
    color: var(--text-secondary);
    transition: all 0.3s ease;
    border: none;
    background: transparent;
  }
  
  .dropdown-item:hover,
  .dropdown-item:focus {
    background: var(--bg-secondary);
    color: var(--text-primary);
  }
  
  /* Hide the mobile-only centered text on desktop */
  .navbar-brand-full.d-lg-none {
    display: none !important;
  }
}

/* Mobile layout - ONLY apply to mobile screens */
@media (max-width: 991px) {
  .navbar .container {
    display: flex;
    align-items: center;
    justify-content: space-between;
    position: relative;
  }
  
  .navbar-toggler {
    order: 1;
    position: absolute;
    left: 1rem; /* Added margin from edge */
    z-index: 1000;
    border: none; /* Removed border */
    padding: 0.25rem 0.4rem;
    border-radius: 0; /* Removed border radius */
    transition: all 0.3s ease;
    background: transparent; /* Removed background */
    box-shadow: none; /* Removed box shadow */
  }
  
  .navbar-brand {
    order: 3;
    position: absolute;
    right: 1rem; /* Added margin from edge */
    z-index: 1000;
    margin: 0;
  }
  
  .navbar-brand img {
    height: 35px;
    width: auto;
  }
  
  /* Hide the text inside navbar-brand in mobile */
  .navbar-brand .navbar-brand-full {
    display: none;
  }
  
  /* Show separate centered text only in mobile - make it clickable */
  .navbar-brand-full.d-lg-none {
    position: absolute;
    left: 50%;
    top: 50%;
    transform: translate(-50%, -50%);
    font-size: 0.85rem;
    font-weight: 500;
    color: var(--text-primary);
    white-space: nowrap;
    z-index: 999;
    pointer-events: auto;
    order: 2;
    display: block !important;
    cursor: pointer;
    text-decoration: none;
    transition: color 0.3s ease;
    letter-spacing: -0.005em; /* Improved mobile text spacing */
  }
  
  /* Hover effect for clickable title */
  .navbar-brand-full.d-lg-none:hover {
    color: var(--bs-primary);
  }
  
  /* Clean hamburger styling - no background, no border */
  body.dark-theme .navbar-toggler,
  body.light-theme .navbar-toggler {
    background: transparent !important;
    border: none !important;
    box-shadow: none !important;
  }
  
  .navbar-toggler:hover {
    background: transparent !important;
    border: none !important;
    box-shadow: none !important;
  }
  
  .navbar-toggler:focus {
    background: transparent !important;
    border: none !important;
    box-shadow: none !important;
    outline: none !important;
  }
  
  .navbar-toggler-icon {
    width: 18px; /* Slightly larger for better visibility */
    height: 18px;
    background-size: 18px 18px;
  }
  
  /* Custom hamburger icon for better visibility - just the lines */
  body.dark-theme .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%28255, 255, 255, 0.9%29' stroke-linecap='round' stroke-miterlimit='10' stroke-width='2' d='m4 7h22M4 15h22M4 23h22'/%3e%3c/svg%3e");
  }
  
  body.light-theme .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%280, 0, 0, 0.9%29' stroke-linecap='round' stroke-miterlimit='10' stroke-width='2' d='m4 7h22M4 15h22M4 23h22'/%3e%3c/svg%3e");
  }
  
  .navbar-collapse {
    position: fixed;
    top: 0;
    left: -100%;
    width: 280px;
    height: 100vh;
    padding: 1.5rem;
    transition: left 0.3s ease-in-out;
    z-index: 9999;
    overflow-y: auto;
    border: none;
    border-right: none;
  }
  
  /* Dark theme sidebar */
  body.dark-theme .navbar-collapse {
    background: #000000;
    box-shadow: 5px 0 15px rgba(0, 0, 0, 0.5);
  }
  
  /* Light theme sidebar */
  body.light-theme .navbar-collapse {
    background: #ffffff;
    box-shadow: 5px 0 15px rgba(0, 0, 0, 0.2);
  }
  
  .navbar-collapse.show {
    left: 0;
  }
  
  .navbar-nav {
    flex-direction: column;
    gap: 0;
    margin-top: 3rem;
    padding: 0;
  }
  
  .nav-item {
    width: 100%;
    margin-bottom: 0;
  }
  
  /* Clean nav links without complex icons */
  .nav-link {
    padding: 0.75rem 0;
    border-radius: 0;
    margin: 0;
    font-size: 0.95rem;
    font-weight: 500;
    width: 100%;
    text-align: left;
    color: var(--text-primary);
    border-bottom: 1px solid var(--border);
    transition: all 0.3s cubic-bezier(0.4, 0, 0.2, 1); /* Smoother transition */
    display: block;
    background: transparent;
  }
  
  .nav-link:hover {
    background: var(--bg-secondary);
    color: var(--bs-primary);
    padding-left: 0.75rem; /* Slightly more pronounced hover effect */
  }
  
  .nav-link.active {
    color: var(--bs-primary);
    background: var(--bg-secondary);
    padding-left: 0.5rem;
  }
  
  /* Close button for sidebar */
  .navbar-collapse::before {
    content: '×';
    position: absolute;
    top: 1rem;
    right: 1rem;
    font-size: 1.8rem;
    color: var(--text-primary);
    cursor: pointer;
    z-index: 10000;
    width: 36px;
    height: 36px;
    display: flex;
    align-items: center;
    justify-content: center;
    border-radius: 50%;
    background: var(--bg-secondary);
    transition: all 0.3s ease;
  }
  
  .navbar-collapse::before:hover {
    background: var(--bs-primary);
    color: white;
  }
  
  /* Simplify About section for mobile */
  .nav-item.dropdown {
    position: relative;
    display: block;
    width: 100%;
  }
  
  .dropdown-toggle {
    padding: 0.75rem 0 !important;
    border-radius: 0 !important;
    margin: 0 !important;
    font-size: 0.95rem !important;
    font-weight: 500 !important;
    width: 100% !important;
    text-align: left !important;
    color: var(--text-primary) !important;
    border-bottom: 1px solid var(--border) !important;
    transition: all 0.3s ease !important;
    display: block !important;
    background: transparent !important;
    border: none !important;
    border-bottom: 1px solid var(--border) !important;
  }
  
  .dropdown-toggle:hover {
    background: var(--bg-secondary) !important;
    color: var(--bs-primary) !important;
    padding-left: 0.5rem !important;
  }
  
  /* Hide dropdown arrow and submenu in mobile */
  .small-arrow {
    display: none !important;
  }
  
  .dropdown-menu {
    display: none !important;
  }
  
  /* Compact theme toggle */
  .theme-toggle-wrapper {
    margin-top: 1.5rem;
    padding: 0.75rem 0;
    border-top: 1px solid var(--border);
    justify-content: flex-start;
    display: flex;
    align-items: center;
    gap: 0.75rem;
  }
  
  .theme-toggle-wrapper::before {
    content: 'Theme';
    color: var(--text-primary);
    font-size: 0.95rem;
    font-weight: 500;
  }
  
  /* Backdrop overlay */
  .navbar-collapse.show::after {
    content: '';
    position: fixed;
    top: 0;
    left: 280px;
    right: 0;
    bottom: 0;
    background: rgba(0, 0, 0, 0.5);
    z-index: -1;
  }
}

@media (max-width: 768px) {
  .navbar {
    padding: 0.75rem 0;
  }
  
  .navbar-brand {
    font-size: 1rem;
  }
  
  .navbar-brand-full {
    font-size: 1rem;
  }
  
  .navbar-logo {
    height: 35px;
  }
}

@media (max-width: 576px) {
  .navbar-brand-full.d-lg-none {
    font-size: 0.75rem !important;
  }
  
  .navbar-logo {
    height: 30px;
  }
  
  .navbar {
    padding: 0.5rem 0;
  }
}

.navbar,
.navbar-nav,
.navbar-nav .nav-link,
.navbar-brand,
.navbar-toggler,
.navbar-brand-full {
  font-family: 'SF Pro Display', -apple-system, BlinkMacSystemFont, 'Segoe UI', system-ui, sans-serif !important;
}

.navbar-brand-full,
.navbar-brand .navbar-brand-full {
  font-weight: 750 !important;
  letter-spacing: -0.01em;
}