/* UI tokens and minimal overrides for a cleaner, professional navbar and theme handling */
:root{
  --bg:#0f1221;
  --surface:#0f151c;
  --text:#e6eef8;
  --muted:#9aa0a6;
  --primary:#2f80ed;
  --success:#28a745;
  --danger:#ef4444;
  --glass: rgba(255,255,255,0.02);
  --shadow: 0 8px 30px rgba(2,6,23,0.6);
}

/* Light mode tokens override */
body.light-mode{
  --bg: #f8f9fb;
  --surface: #ffffff;
  --text: #0f1724;
  --muted: #6c757d;
  --primary: #0d6efd;
  --glass: rgba(0,0,0,0.03);
  --shadow: 0 6px 18px rgba(15,23,36,0.06);
}

/* Apply background/text tokens */
body{
  background-color: var(--bg) !important;
  color: var(--text) !important;
}

/* Navbar refinements */
#mainNavbar{
  background: linear-gradient(90deg, var(--surface), color-mix(in srgb, var(--surface) 80%, transparent));
  border-bottom: 1px solid color-mix(in srgb, var(--text) 8%, transparent);
  box-shadow: none;
  padding: 0.4rem 0;
}
#mainNavbar .container{max-width:1200px}
.navbar-brand{
  font-weight:600;
  letter-spacing:0.2px;
  color:var(--text) !important;
  font-size:1.05rem;
}

/* Tidy up quick buttons so they look like subtle pills */
.navbar .btn{
  background: transparent !important;
  color: var(--text) !important;
  border: 1px solid transparent;
  padding: 0.38rem 0.65rem;
  font-size:0.95rem;
  border-radius:0.5rem;
}
.navbar .btn.btn-dark, .navbar .btn.btn-success, .navbar .btn.btn-danger{
  background: transparent !important;
  border-color: color-mix(in srgb, var(--text) 6%, transparent) !important;
}
.navbar .btn:hover{
  background: var(--glass) !important;
  transform: none !important;
  box-shadow: none !important;
}

/* Reduce visual noise on dropdowns */
.navbar .dropdown-menu{
  background: var(--surface) !important;
  border: 1px solid color-mix(in srgb, var(--text) 6%, transparent) !important;
  box-shadow: 0 8px 22px rgba(2,6,23,0.45) !important;
  padding: 0.45rem;
}
.navbar .dropdown-header{
  color: var(--muted);
  font-size:0.82rem;
}
.navbar .dropdown-item{
  color: var(--text) !important;
  border-radius:0.35rem;
  padding:0.5rem 0.8rem;
}
.navbar .dropdown-item:hover{
  background: color-mix(in srgb, var(--text) 4%, transparent) !important;
}

/* Notification badge clearer */
.navbar .badge{
  font-size:0.65rem;
  padding:0.28rem 0.45rem;
}

/* Theme toggle button refine */
#themeToggle{
  border-radius:0.45rem;
  padding:0.38rem 0.5rem;
  background: transparent;
  color: var(--text);
  border: 1px solid transparent;
}
#themeToggle:hover{background:var(--glass)}

/* Make buttons more consistent across the nav */
.navbar .btn-outline-primary, .navbar .btn-outline-success, .navbar .btn-outline-danger{
  border-color: color-mix(in srgb, var(--text) 6%, transparent);
  color: var(--text) !important;
}

/* Small screens: preserve spacing but reduce density */
@media (max-width: 991px){
  .navbar .btn{ padding:0.42rem 0.5rem; width:100%; text-align:left }
  #navbarContent .nav-item{ flex-basis:100%; margin-bottom:0.15rem }
  #navbarContent .nav-item:last-child{ margin-bottom:0 }
}

/* subtle link underline on hover for clarity */
.navbar .nav-link, .navbar .dropdown-item{ transition: background 0.15s, color 0.15s }
.navbar .nav-link:hover, .navbar .dropdown-item:hover{ text-decoration:none }

/* small accessibility: focus outlines */
.navbar .btn:focus, .navbar .dropdown-item:focus{ outline:2px solid color-mix(in srgb,var(--primary) 12%, transparent); outline-offset:2px }

/* keep dropdown animation subtle and smooth */
.navbar-nav .dropdown-menu{ transition: opacity 0.18s ease, transform 0.18s ease }

/* Ensure modals and other components respect tokens */
.modal-content{ background: var(--surface) !important; color: var(--text) !important }

/* Light-mode specific small tweaks to keep contrast */
body.light-mode .navbar .btn{ color: var(--text) !important }
body.light-mode .dropdown-menu{ background: var(--surface) !important }

/* Mobile-only expanded nav shell */
@media (max-width: 991px) {
  #mainNavbar {
    padding: 0.25rem 0;
    position: relative;
  }
  #mainNavbar .container {
    padding-left: 0.85rem;
    padding-right: 0.85rem;
    position: relative;
  }
  .navbar-toggler {
    border: 1px solid rgba(255,255,255,0.16);
    border-radius: 0.75rem;
    width: 3.2rem;
    height: 3.2rem;
    display: inline-flex;
    align-items: center;
    justify-content: center;
    background: rgba(255,255,255,0.06);
  }
  .navbar-toggler-icon {
    filter: invert(1);
  }
  #navbarContent.collapse.show {
    position: absolute !important;
    top: calc(100% + 0.35rem);
    left: 0;
    right: 0;
    width: 100%;
    background: var(--surface);
    border-top-left-radius: 1rem;
    border-top-right-radius: 1rem;
    box-shadow: 0 24px 52px rgba(0, 0, 0, 0.25);
    padding: 1rem 0.75rem 1.25rem;
    margin: 0 !important;
    z-index: 1050;
  }
  #navbarContent.collapse {
    display: block !important;
    visibility: visible !important;
  }
  #navbarContent .navbar-nav {
    display: flex;
    flex-direction: column;
    gap: 0.18rem;
  }
  #navbarContent .nav-item {
    width: 100%;
  }
  #navbarContent .btn,
  #navbarContent .nav-link {
    width: 100%;
    padding: 0.7rem 1rem;
    border-radius: 0.9rem;
    background: rgba(255,255,255,0.04);
    border: 1px solid rgba(255,255,255,0.08);
  }
  #navbarContent .btn:hover,
  #navbarContent .nav-link:hover {
    background: rgba(255,255,255,0.08);
  }
  #navbarContent .dropdown-menu {
    position: static !important;
    width: 100% !important;
    background: rgba(255,255,255,0.04) !important;
    border: none !important;
    border-radius: 1rem !important;
    padding: 0.4rem !important;
    margin-top: 0.35rem !important;
    box-shadow: none !important;
  }
  #navbarContent .dropdown-item {
    padding: 0.65rem 1rem !important;
    border-radius: 0.95rem !important;
    margin: 0.14rem 0 !important;
    background: rgba(255,255,255,0.02) !important;
  }
  #navbarContent .dropdown-item:hover {
    background: rgba(255,255,255,0.08) !important;
  }
  #navbarContent .dropdown-divider {
    margin: 0.55rem 0 !important;
  }
  #navbarContent .dropdown-header {
    margin: 0.55rem 0 0.25rem !important;
    padding: 0 0.6rem;
  }
  .navbar-nav .nav-link {
    padding-left: 0.95rem;
  }
  .navbar-nav .btn {
    padding-left: 1rem;
  }
}