/* ============================================================
   COMPONENT STYLES: Navbar
   ============================================================ */

   .navbar {
    position: fixed;
    top: 0; left: 0; right: 0;
    z-index: 1000;
    border-bottom: 1px solid transparent;
    transition: border-color 0.3s ease, box-shadow 0.3s ease;
  }
  
  /*
    The frosted-glass effect is applied via this pseudo-element instead of
    directly on `.navbar`. `backdrop-filter` (like `filter`/`transform`)
    creates a new containing block for any `position: fixed` descendant.
    `.navbar-nav` relies on `position: fixed` to cover the full viewport on
    mobile — if `backdrop-filter` lived on `.navbar` itself, that fixed
    positioning would resolve against the 76px-tall navbar box instead of
    the viewport, trapping the mobile menu in a short, overlapping panel.
    A `::before` pseudo-element is not a real DOM ancestor of `.navbar-nav`,
    so it can carry `backdrop-filter` without creating that trap.
  */
  .navbar::before {
    content: '';
    position: absolute;
    inset: 0;
    z-index: -1;
    background: rgba(255, 255, 255, 0.97);
    backdrop-filter: blur(12px);
    -webkit-backdrop-filter: blur(12px);
  }
  
  .navbar.scrolled {
    border-color: var(--color-gray-200);
    box-shadow: 0 4px 24px rgba(11, 45, 114, 0.10);
  }
  
  .navbar-inner {
    display: flex;
    align-items: center;
    gap: 32px;
    height: 76px;
  }
  
  /* ---- Logo ---- */
  .navbar-logo {
    display: flex;
    align-items: center;
    flex-shrink: 0;
  }
  
  .navbar-logo-img {
    height: 44px;
    width: auto;
    object-fit: contain;
  }
  
  .navbar-logo-fallback {
    display: none;
    align-items: center;
    gap: 12px;
  }
  
  .logo-icon {
    width: 40px;
    height: 40px;
    background: linear-gradient(135deg, var(--color-navy), var(--color-sky));
    color: white;
    font-family: var(--font-primary);
    font-weight: 800;
    font-size: 1.4rem;
    border-radius: 8px;
    display: flex;
    align-items: center;
    justify-content: center;
  }
  
  .logo-text {
    font-family: var(--font-primary);
    font-weight: 800;
    font-size: 1.1rem;
    color: var(--color-navy);
    letter-spacing: -0.01em;
    line-height: 1.1;
    display: flex;
    flex-direction: column;
  }
  
  .logo-text span {
    font-size: 0.65rem;
    font-weight: 600;
    letter-spacing: 0.18em;
    text-transform: uppercase;
    color: var(--color-sky);
  }
  
  /* ---- Nav Links ---- */
  .navbar-nav {
    display: flex;
    align-items: center;
    gap: 4px;
    margin-left: auto;
  }
  
  .nav-link {
    padding: 8px 16px;
    font-size: 0.82rem;
    font-weight: 700;
    letter-spacing: 0.1em;
    text-transform: uppercase;
    color: var(--color-navy);
    border-radius: var(--radius-sm);
    transition: color var(--transition), background var(--transition);
    position: relative;
  }
  
  .nav-link::after {
    content: '';
    position: absolute;
    bottom: 2px;
    left: 16px;
    right: 16px;
    height: 2px;
    background: var(--color-sky);
    transform: scaleX(0);
    transition: transform var(--transition);
  }
  
  .nav-link:hover::after,
  .nav-link.active::after {
    transform: scaleX(1);
  }
  
  .nav-link:hover,
  .nav-link.active {
    color: var(--color-sky);
  }
  
  /* ---- Services Dropdown ---- */
  .nav-item-dropdown {
    position: relative;
  }
  
  .nav-link-services {
    display: inline-flex;
    align-items: center;
    gap: 6px;
  }
  
  .nav-link-caret {
    transition: transform var(--transition);
  }
  
  .nav-item-dropdown.open .nav-link-caret {
    transform: rotate(180deg);
  }
  
  /* ---- Level-1: category panel (Tax & Accounting / Financial Planning) ---- */
  .services-dropdown-panel {
    position: absolute;
    top: calc(100% + 14px);
    left: 50%;
    transform: translateX(-50%) translateY(-8px);
    width: 240px;
    background: var(--color-white);
    border-radius: var(--radius-md);
    border: 1px solid var(--color-gray-200);
    box-shadow: var(--shadow-lg);
    opacity: 0;
    pointer-events: none;
    transition: opacity var(--transition), transform var(--transition);
    z-index: 1100;
    overflow: visible;
    padding: 8px;
  }
  
  .nav-item-dropdown.open .services-dropdown-panel {
    opacity: 1;
    transform: translateX(-50%) translateY(0);
    pointer-events: auto;
  }
  
  /* Invisible bridge — pointer travels from link to panel without triggering mouseleave */
  .services-dropdown-panel::before {
    content: '';
    position: absolute;
    top: -14px;
    left: 0;
    right: 0;
    height: 14px;
  }
  
  /* ---- Category row buttons ---- */
  .svc-cat-item {
    position: relative;
  }
  
  .svc-cat-btn {
    display: flex;
    align-items: center;
    justify-content: space-between;
    gap: 8px;
    width: 100%;
    padding: 12px 14px;
    font-family: var(--font-primary);
    font-size: 0.85rem;
    font-weight: 700;
    letter-spacing: 0.03em;
    color: var(--color-navy);
    border-radius: var(--radius-sm);
    transition: background var(--transition), color var(--transition);
    cursor: pointer;
    text-align: left;
  }
  
  .svc-cat-btn:hover {
    background: var(--color-gray-100);
    color: var(--color-sky);
  }
  
  .svc-cat-external {
    margin-top: 2px;
  }
  
  /* ---- Level-2: services flyout (appears to the right of Tax & Accounting) ---- */
  .svc-flyout {
    position: absolute;
    top: 0;
    left: calc(100% + 8px);
    width: 300px;
    max-height: 0;
    overflow: hidden;
    background: var(--color-white);
    border-radius: var(--radius-md);
    border: 1px solid var(--color-gray-200);
    box-shadow: var(--shadow-lg);
    opacity: 0;
    pointer-events: none;
    transition: opacity var(--transition), max-height 0.3s ease;
    z-index: 1200;
  }
  
  .svc-cat-item.flyout-open .svc-flyout {
    opacity: 1;
    max-height: 440px;
    pointer-events: auto;
  }
  
  .services-dropdown-list {
    max-height: 440px;
    overflow-y: auto;
    padding: 8px;
  }
  
  .services-dropdown-link {
    display: block;
    padding: 10px 14px;
    font-size: 0.82rem;
    font-weight: 600;
    letter-spacing: 0.01em;
    text-transform: none;
    color: var(--color-navy);
    border-radius: var(--radius-sm);
    transition: background var(--transition), color var(--transition);
    line-height: 1.4;
  }
  
  .services-dropdown-link:hover {
    background: var(--color-gray-100);
    color: var(--color-sky);
  }
  
  /* ---- Mobile accordion (hidden on desktop) ---- */
  .mobile-services-accordion {
    display: none;
  }
  
  /* ---- Pay Invoice + Upload Documents (inline nav links) ---- */
  /* Hidden on desktop — standalone buttons in .navbar-actions handle desktop */
  .nav-link-pay,
  .nav-link-upload {
    display: none;
  }
  
  /* ---- Actions ---- */
  .navbar-actions {
    display: flex;
    align-items: center;
    gap: 20px;
    flex-shrink: 0;
  }
  
  .navbar-phone {
    display: flex;
    align-items: center;
    gap: 8px;
    font-size: 0.82rem;
    font-weight: 700;
    color: var(--color-gray-600);
    transition: color var(--transition);
  }
  
  .navbar-phone:hover {
    color: var(--color-sky);
  }
  
  .navbar-cta {
    padding: 10px 22px;
    font-size: 0.78rem;
  }
  
  /* ---- Upload Documents button (desktop) ---- */
  /* Inverse of Pay Invoice: white background, navy border and text. */
  .navbar-upload-btn {
    background: var(--color-white);
    color: var(--color-navy);
    border: 2px solid var(--color-navy);
    display: inline-flex;
    align-items: center;
    gap: 8px;
  }
  
  .navbar-upload-btn:hover {
    background: var(--color-gray-100);
    transform: translateY(-2px);
    box-shadow: 0 8px 24px rgba(11, 45, 114, 0.15);
  }
  
  /* ---- Pay Invoice (standalone button) ---- */
  /* Uses the navy brand color to visually distinguish "pay" from the sky-blue
     "Get Started" style CTA, while staying within the approved palette. */
  .navbar-pay-btn {
    background: var(--color-navy);
    border-color: var(--color-navy);
    display: inline-flex;
    align-items: center;
    gap: 8px;
  }
  
  .navbar-pay-btn:hover {
    background: var(--color-navy-light);
    border-color: var(--color-navy-light);
    transform: translateY(-2px);
    box-shadow: 0 8px 24px rgba(11, 45, 114, 0.35);
  }
  
  /* ---- Hamburger ---- */
  .navbar-hamburger {
    display: none;
    flex-direction: column;
    gap: 5px;
    padding: 6px;
    margin-left: auto;
    cursor: pointer;
  }
  
  .navbar-hamburger span {
    display: block;
    width: 24px;
    height: 2px;
    background: var(--color-navy);
    border-radius: 2px;
    transition: all 0.3s ease;
  }
  
  .navbar-hamburger.open span:nth-child(1) { transform: translateY(7px) rotate(45deg); }
  .navbar-hamburger.open span:nth-child(2) { opacity: 0; }
  .navbar-hamburger.open span:nth-child(3) { transform: translateY(-7px) rotate(-45deg); }
  
  /* ---- Mobile ---- */
  @media (max-width: 900px) {
    .navbar-phone { display: none; }
  
    .navbar-nav {
      position: fixed;
      top: 76px; left: 0; right: 0; bottom: 0;
      flex-direction: column;
      justify-content: flex-start;
      align-items: center;
      gap: 0;
      background: var(--color-white);
      margin-left: 0;
      transform: translateX(-100%);
      transition: transform 0.35s ease;
      padding: 16px 24px 32px;
      border-top: 1px solid var(--color-gray-200);
      overflow-y: auto;
    }
  
    .navbar-nav.open {
      transform: translateX(0);
    }
  
    .nav-link {
      font-size: 1rem;
      padding: 14px 0;
      width: 100%;
      text-align: center;
      border-bottom: 1px solid var(--color-gray-200);
    }
  
    .nav-link::after { display: none; }
  
    .navbar-hamburger { display: flex; }
    .navbar-actions .navbar-cta     { display: none; }
    .navbar-actions .navbar-pay-btn  { display: none; }
    .navbar-actions .navbar-upload-btn { display: none; }
  
    /* Hide the desktop hover dropdown entirely on mobile */
    .nav-item-dropdown { display: none; }
  
    /* ---- Mobile accordion ---- */
    .mobile-services-accordion {
      display: block;
      width: 100%;
      border-bottom: 1px solid var(--color-gray-200);
    }
  
    .mobile-accordion-trigger,
    .mobile-sub-trigger {
      display: flex;
      align-items: center;
      justify-content: center;
      gap: 8px;
      width: 100%;
      padding: 14px 0;
      font-family: var(--font-primary);
      font-size: 1rem;
      font-weight: 700;
      letter-spacing: 0.1em;
      text-transform: uppercase;
      color: var(--color-navy);
      cursor: pointer;
      background: none;
      text-align: center;
    }
  
    .mobile-accordion-trigger:hover,
    .mobile-sub-trigger:hover { color: var(--color-sky); }
  
    .mobile-accordion-caret,
    .mobile-sub-caret {
      transition: transform var(--transition);
      flex-shrink: 0;
    }
  
    .mobile-services-accordion.open .mobile-accordion-caret {
      transform: rotate(180deg);
    }
  
    .mobile-sub-accordion.open .mobile-sub-caret {
      transform: rotate(180deg);
    }
  
    /* Animated slide-down panels */
    .mobile-accordion-panel,
    .mobile-sub-panel {
      max-height: 0;
      overflow: hidden;
      transition: max-height 0.35s ease;
    }
  
    /* Sub-accordion wrapper */
    .mobile-sub-accordion {
      border-top: 1px solid var(--color-gray-200);
    }
  
    .mobile-sub-trigger {
      font-size: 0.88rem;
      letter-spacing: 0.06em;
      padding: 12px 0 12px 16px;
      justify-content: flex-start;
      color: var(--color-gray-600);
    }
  
    /* Individual service links inside the Tax & Accounting sub-panel */
    .mobile-service-link {
      display: block;
      padding: 10px 16px 10px 32px;
      font-size: 0.82rem;
      font-weight: 600;
      color: var(--color-navy);
      border-top: 1px solid var(--color-gray-200);
      transition: color var(--transition), background var(--transition);
    }
  
    .mobile-service-link:hover {
      color: var(--color-sky);
      background: var(--color-gray-100);
    }
  
    /* Financial Planning external link in mobile accordion */
    .mobile-cat-link {
      display: flex;
      align-items: center;
      justify-content: flex-start;
      gap: 8px;
      padding: 12px 16px;
      font-size: 0.88rem;
      font-weight: 700;
      letter-spacing: 0.06em;
      text-transform: uppercase;
      color: var(--color-gray-600);
      border-top: 1px solid var(--color-gray-200);
      transition: color var(--transition);
    }
  
    .mobile-cat-link:hover { color: var(--color-sky); }
  
    /* ---- Mobile Pay Invoice ---- */
    .nav-link-pay {
      display: flex;
      align-items: center;
      justify-content: center;
      gap: 8px;
      margin-top: 16px;
      padding: 13px 0;
      width: 100%;
      background: var(--color-navy);
      color: var(--color-white) !important;
      border-radius: var(--radius-sm);
      border-bottom: none;
      font-size: 0.82rem;
      font-weight: 700;
      letter-spacing: 0.1em;
      text-transform: uppercase;
    }
  
    .nav-link-pay::after { display: none; }
  
    .nav-link-pay:hover {
      background: var(--color-navy-light);
      color: var(--color-white) !important;
    }
  
    /* ---- Mobile Upload Documents ---- */
    .nav-link-upload {
      display: flex;
      align-items: center;
      justify-content: center;
      gap: 8px;
      margin-top: 8px;
      padding: 13px 0;
      width: 100%;
      background: var(--color-white);
      color: var(--color-navy) !important;
      border: 2px solid var(--color-navy);
      border-radius: var(--radius-sm);
      font-size: 0.82rem;
      font-weight: 700;
      letter-spacing: 0.1em;
      text-transform: uppercase;
    }
  
    .nav-link-upload::after { display: none; }
  
    .nav-link-upload:hover {
      background: var(--color-gray-100);
      color: var(--color-navy) !important;
    }
  }