/* Enhanced Navigation Styles */

/* Scroll Progress Indicator */
.scroll-progress {
    position: fixed;
    top: 0;
    left: 0;
    width: 0%;
    height: 3px;
    background: linear-gradient(90deg, var(--accent-color), var(--metallic-bronze));
    z-index: 9999;
    transition: width 0.1s ease;
}

/* Enhanced Navbar */
.navbar {
    background: rgba(var(--card-bg-rgb), 0.95);
    backdrop-filter: blur(15px);
    -webkit-backdrop-filter: blur(15px);
    box-shadow: 0 4px 20px rgba(var(--deepwood-shade-rgb), 0.15);
    padding: 1rem 0.5rem;
    transition: all 0.4s cubic-bezier(0.4, 0, 0.2, 1);
    border-bottom: 1px solid rgba(var(--border-color-rgb), 0.1);
    z-index: 1000;
}

.navbar.scrolled {
    background: rgba(var(--card-bg-rgb), 0.98);
    box-shadow: 0 6px 30px rgba(var(--deepwood-shade-rgb), 0.2);
    padding: 0.75rem 0.5rem;
}

.navbar.navbar-hidden {
    transform: translateY(-100%);
}

/* Enhanced Brand */
.navbar-brand {
    font-family: 'Playfair Display', serif;
    font-size: 1.8rem;
    font-weight: 700;
    padding: 0.5rem 0;
    transition: all 0.3s ease;
    position: relative;
    display: inline-block;
    text-decoration: none;
}

.brand-first {
    color: var(--metallic-bronze);
    transition: color 0.3s ease;
}

.brand-second {
    color: var(--header-color);
    transition: color 0.3s ease;
}

.navbar-brand:hover {
    transform: translateY(-2px);
}

.navbar-brand:hover .brand-first {
    color: var(--accent-color);
}

.navbar-brand::after {
    content: '';
    position: absolute;
    bottom: 0;
    left: 0;
    width: 0;
    height: 2px;
    background: linear-gradient(90deg, var(--accent-color), var(--metallic-bronze));
    transition: width 0.3s ease;
}

.navbar-brand:hover::after {
    width: 100%;
}

/* Enhanced Navigation Links */
.nav-pill-row {
    display: flex;
    gap: 0.5rem;
    align-items: center;
}

/* Homepage specific navigation styles */
.navbar-collapse.justify-content-center {
    flex-grow: 0;
}

.navbar-collapse.justify-content-center .nav-pill-row {
    justify-content: center;
}

/* Homepage brand that appears on scroll */
.homepage-brand {
    position: absolute;
    left: 1rem;
    opacity: 0;
    transition: opacity 0.3s ease;
    pointer-events: none;
}

.navbar.scrolled .homepage-brand {
    opacity: 1;
    pointer-events: auto;
}

.nav-item {
    position: relative;
}

.nav-link {
    color: var(--text-color);
    font-weight: 500;
    padding: 0.75rem 1.2rem;
    transition: all 0.3s cubic-bezier(0.4, 0, 0.2, 1);
    position: relative;
    border-radius: 8px;
    text-decoration: none;
    display: flex;
    align-items: center;
    gap: 0.5rem;
}

.nav-link i {
    font-size: 1.1rem;
    transition: transform 0.3s ease;
}

.nav-link:hover {
    color: var(--accent-color);
    transform: translateY(-1px);
    background: rgba(var(--accent-rgb), 0.08);
}

.nav-link.active {
    color: var(--accent-color);
    background: rgba(var(--accent-rgb), 0.12);
}

.nav-link.active::before {
    content: '';
    position: absolute;
    bottom: 0;
    left: 50%;
    transform: translateX(-50%);
    width: 20px;
    height: 3px;
    background: var(--metallic-bronze);
    border-radius: 2px;
}

.nav-link.loading {
    position: relative;
    pointer-events: none;
}

.nav-link.loading::after {
    content: '';
    position: absolute;
    top: 50%;
    left: 50%;
    width: 16px;
    height: 16px;
    margin: -8px 0 0 -8px;
    border: 2px solid transparent;
    border-top: 2px solid var(--accent-color);
    border-radius: 50%;
    animation: spin 1s linear infinite;
}

@keyframes spin {
    0% { transform: rotate(0deg); }
    100% { transform: rotate(360deg); }
}

/* Enhanced Mobile Navigation */
.navbar-toggler {
    padding: 0.5rem;
    border: none;
    border-radius: 8px;
    transition: all 0.3s ease;
    margin-right: 0.5rem;
    background: transparent;
}

.navbar-toggler:focus {
    box-shadow: none;
    outline: 2px solid var(--accent-color);
    outline-offset: 2px;
}

.navbar-toggler-icon {
    background-image: none;
    position: relative;
    width: 24px;
    height: 2px;
    background: var(--text-color);
    transition: all 0.3s ease;
}

.navbar-toggler-icon::before,
.navbar-toggler-icon::after {
    content: '';
    position: absolute;
    width: 24px;
    height: 2px;
    background: var(--text-color);
    transition: all 0.3s ease;
}

.navbar-toggler-icon::before {
    top: -8px;
}

.navbar-toggler-icon::after {
    bottom: -8px;
}

.navbar-toggler[aria-expanded="true"] .navbar-toggler-icon {
    background: transparent;
}

.navbar-toggler[aria-expanded="true"] .navbar-toggler-icon::before {
    transform: rotate(45deg);
    top: 0;
}

.navbar-toggler[aria-expanded="true"] .navbar-toggler-icon::after {
    transform: rotate(-45deg);
    bottom: 0;
}

/* Mobile Menu Enhancements */
@media (max-width: 991.98px) {
    .navbar-collapse {
        background: var(--section-bg-1);
        padding: 1.5rem;
        border-radius: 12px;
        box-shadow: 0 8px 32px rgba(var(--deepwood-shade-rgb), 0.2);
        text-align: center;
        position: absolute;
        width: 100%;
        left: 0;
        top: 100%;
        z-index: 700;
        margin-top: 0.5rem;
        opacity: 0;
        visibility: hidden;
        transform: translateY(-10px);
        transition: all 0.3s cubic-bezier(0.4, 0, 0.2, 1);
    }

    /* Homepage mobile navigation adjustments */
    .navbar-collapse.justify-content-center {
        justify-content: center !important;
    }

    .navbar-collapse.show {
        opacity: 1;
        visibility: visible;
        transform: translateY(0);
    }

    .navbar-nav {
        margin: 0 auto;
        gap: 0.75rem;
    }

    .nav-link {
        width: 100%;
        font-size: 1.1rem;
        padding: 1rem 1.5rem;
        justify-content: center;
        border-radius: 8px;
    }
    
    .nav-item {
        border-bottom: 1px solid rgba(var(--border-color-rgb), 0.1);
        opacity: 0;
        transform: translateY(20px);
        transition: all 0.3s ease;
    }
    
    .nav-item:last-child {
        border-bottom: none;
    }

    .nav-item.menu-item-enter {
        opacity: 1;
        transform: translateY(0);
    }

    .mobile-menu-open {
        overflow: hidden;
    }

    .mobile-menu-open::before {
        content: '';
        position: fixed;
        top: 0;
        left: 0;
        width: 100%;
        height: 100%;
        background: rgba(0, 0, 0, 0.5);
        z-index: 999;
        backdrop-filter: blur(4px);
    }
}

/* Enhanced Breadcrumbs */
.breadcrumb-nav {
    margin: 2rem 0;
}

.breadcrumb {
    background: transparent;
    padding: 0;
    margin: 0;
    display: flex;
    align-items: center;
    gap: 0.5rem;
    flex-wrap: wrap;
}

.breadcrumb-item {
    display: flex;
    align-items: center;
    font-size: 0.95rem;
    color: var(--subtle-text);
}

.breadcrumb-item:not(:last-child)::after {
    content: '›';
    margin-left: 0.5rem;
    color: var(--border-color);
    font-weight: 300;
}

.breadcrumb-item a {
    color: var(--accent-color);
    text-decoration: none;
    transition: color 0.3s ease;
    padding: 0.25rem 0.5rem;
    border-radius: 4px;
    transition: all 0.3s ease;
}

.breadcrumb-item a:hover {
    color: var(--metallic-bronze);
    background: rgba(var(--accent-rgb), 0.08);
}

.breadcrumb-item.active {
    color: var(--text-color);
    font-weight: 500;
}

/* Page Transition */
.page-transition {
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background: var(--card-bg);
    z-index: 9999;
    opacity: 0;
    animation: pageTransition 0.6s ease-in-out;
}

@keyframes pageTransition {
    0% {
        opacity: 0;
        transform: scale(1.1);
    }
    50% {
        opacity: 1;
        transform: scale(1);
    }
    100% {
        opacity: 0;
        transform: scale(0.9);
    }
}

/* Enhanced Theme Toggle */
.theme-toggle-wrapper {
    display: flex;
    align-items: center;
}

.theme-toggle {
    background: none;
    border: none;
    padding: 0;
    width: 60px;
    height: 32px;
    position: relative;
    cursor: pointer;
    border-radius: 16px;
    transition: all 0.3s ease;
}

.theme-toggle:hover {
    transform: scale(1.05);
}

.toggle-track {
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background-color: var(--card-bg);
    border: 2px solid var(--border-color);
    border-radius: 32px;
    transition: all 0.3s ease;
}

.toggle-thumb {
    position: absolute;
    top: 2px;
    left: 2px;
    width: 26px;
    height: 26px;
    background-color: var(--text-color);
    border-radius: 50%;
    transition: transform 0.3s cubic-bezier(0.4, 0, 0.2, 1);
    box-shadow: 0 2px 4px rgba(0, 0, 0, 0.2);
}

[data-theme="dark"] .toggle-thumb {
    transform: translateX(28px);
}

/* Responsive Enhancements */
@media (max-width: 768px) {
    .navbar-brand {
        font-size: 1.5rem;
    }

    .homepage-brand {
        left: 0.5rem;
        font-size: 1.3rem;
    } 

    .nav-link {
        font-size: 1rem;
        padding: 0.5rem 0.8rem;
    }

    .theme-toggle {
        width: 52px;
        height: 28px;
    }

    .toggle-thumb {
        width: 22px;
        height: 22px;
    }

    [data-theme="dark"] .toggle-thumb {
        transform: translateX(24px);
    }

    .breadcrumb {
        font-size: 0.9rem;
    }

    .breadcrumb-item {
        font-size: 0.9rem;
    }
}

@media (max-width: 575.98px) {
    .navbar {
        padding: 0.75rem 0.5rem;
    }

    .navbar-brand {
        font-size: 1.3rem;
    }

    .nav-link {
        font-size: 0.95rem;
        padding: 0.75rem 1rem;
    }

    .breadcrumb {
        font-size: 0.85rem;
        gap: 0.25rem;
    }

    .breadcrumb-item {
        font-size: 0.85rem;
    }
}

/* Focus Management */
.nav-link:focus,
.navbar-brand:focus,
.theme-toggle:focus {
    outline: 2px solid var(--accent-color);
    outline-offset: 2px;
    border-radius: 4px;
}

/* High Contrast Mode Support */
@media (prefers-contrast: high) {
    .navbar {
        border-bottom: 2px solid var(--text-color);
    }

    .nav-link.active::before {
        height: 4px;
    }

    .scroll-progress {
        height: 4px;
    }
}

/* Reduced Motion Support */
@media (prefers-reduced-motion: reduce) {
    .navbar,
    .nav-link,
    .navbar-brand,
    .toggle-thumb,
    .scroll-progress {
        transition: none;
    }

    .nav-item {
        transition: none;
    }

    .page-transition {
        animation: none;
    }
} 

/* Three-column flex layout for homepage navbar */
.navbar .container.d-flex {
  display: flex !important;
  align-items: center;
  justify-content: space-between;
  position: relative;
}

.navbar-left {
  width: 80px;
  min-width: 60px;
  flex-shrink: 0;
}

.navbar-center {
  flex: 1 1 auto;
  display: flex;
  justify-content: center;
  align-items: center;
  min-width: 0;
}

.theme-toggle-wrapper {
  min-width: 60px;
  display: flex;
  align-items: center;
  justify-content: flex-end;
}

.theme-toggle-wrapper.d-none.d-lg-flex { display: none !important; }
@media (min-width: 992px) {
  .theme-toggle-wrapper.d-none.d-lg-flex { display: flex !important; }
  .mobile-theme-toggle-wrapper { display: none !important; }
}
@media (max-width: 991.98px) {
  .mobile-theme-toggle-wrapper { display: block !important; margin-top: 2rem; }
  .mobile-theme-toggle-wrapper .theme-toggle { margin-right: 1.5rem; }
}

/* Responsive adjustments */
@media (max-width: 991.98px) {
  .navbar .container.d-flex {
    flex-direction: row;
    padding-left: 0.5rem;
    padding-right: 0.5rem;
  }
  .navbar-left {
    width: 40px;
    min-width: 32px;
  }
  .theme-toggle-wrapper {
    min-width: 32px;
  }
  .navbar-center {
    min-width: 0;
  }
}

@media (max-width: 575.98px) {
  .navbar-left {
    width: 16px;
    min-width: 16px;
  }
  .theme-toggle-wrapper {
    min-width: 16px;
  }
} 

@media (max-width: 991.98px) {
  .navbar-collapse {
    justify-content: flex-end !important;
    text-align: right;
    align-items: flex-start;
    position: fixed;
    top: 0;
    right: 0;
    height: 100vh;
    width: 65vw;
    max-width: 340px;
    background: rgba(255,255,255,0.98); /* More solid for light mode */
    box-shadow: -8px 0 32px rgba(var(--deepwood-shade-rgb), 0.18), 0 2px 16px rgba(0,0,0,0.04);
    border-right: 1px solid rgba(0,0,0,0.06);
    border-radius: 0 0 0 16px;
    z-index: 700;
    transform: translateX(-100%); /* Slide in from the left */
    transition: transform 0.45s cubic-bezier(0.4,0,0.2,1), opacity 0.3s ease-in-out;
    opacity: 0;
    pointer-events: none;
    padding-top: 2.5rem;
    padding-bottom: 2rem;
  }
  [data-theme="dark"] .navbar-collapse {
    background: rgba(30,30,30,0.97); /* Semi-transparent for dark mode */
    border-right: 1px solid rgba(255,255,255,0.04);
  }
  .navbar-collapse.show {
    transform: translateX(0);
    opacity: 1;
    pointer-events: auto;
  }
  .mobile-menu-open::before {
    content: "";
    position: fixed;
    inset: 0;
    background: rgba(0,0,0,0.2);
    backdrop-filter: blur(4px);
    z-index: 700;
    pointer-events: auto;
    transition: all 0.3s;
  }
  .navbar-nav {
    flex-direction: column;
    align-items: flex-end;
    width: 100%;
    gap: 1.2rem;
    margin-top: 2rem;
  }
  .nav-link {
    text-align: right;
    width: 100%;
    justify-content: flex-end;
    padding: 1rem 1.5rem 1rem 0.5rem;
    font-size: 1.15rem;
    border-radius: 8px;
    margin-bottom: 0.2rem;
    transition: background 0.2s, color 0.2s;
  }
  .nav-link:active {
    background: rgba(var(--accent-rgb), 0.10);
    color: var(--accent-color);
  }
  .nav-pill-row {
    width: 100%;
  }
  .navbar-toggler {
    z-index: 1300;
    border: 2px solid var(--accent-color);
    background: rgba(var(--card-bg-rgb), 0.85);
    border-radius: 12px;
    padding: 0.6rem 0.8rem;
    transition: box-shadow 0.2s, border 0.2s;
    box-shadow: 0 2px 8px rgba(var(--deepwood-shade-rgb), 0.08);
  }
  .navbar-toggler-icon {
    width: 28px;
    height: 3px;
    background: var(--accent-color);
    border-radius: 2px;
    position: relative;
    transition: background 0.2s;
  }
  .navbar-toggler-icon::before,
  .navbar-toggler-icon::after {
    content: '';
    position: absolute;
    width: 28px;
    height: 3px;
    background: var(--accent-color);
    border-radius: 2px;
    transition: transform 0.3s, top 0.3s, bottom 0.3s;
  }
  .navbar-toggler-icon::before {
    top: -9px;
  }
  .navbar-toggler-icon::after {
    bottom: -9px;
  }
  .navbar-toggler[aria-expanded="true"] .navbar-toggler-icon {
    background: transparent;
  }
  .navbar-toggler[aria-expanded="true"] .navbar-toggler-icon::before {
    transform: rotate(45deg);
    top: 0;
  }
  .navbar-toggler[aria-expanded="true"] .navbar-toggler-icon::after {
    transform: rotate(-45deg);
    bottom: 0;
  }
} 

@media (max-width: 991.98px) {
  .navbar-left,
  .theme-toggle-wrapper.d-none.d-lg-flex {
    display: none !important;
  }
  .navbar .container.d-flex {
    justify-content: center !important;
  }
  .navbar-center {
    width: 100%;
    display: flex;
    justify-content: center;
    align-items: center;
  }
  .navbar-toggler {
    margin-left: auto;
    margin-right: auto;
    display: block;
    position: relative;
    left: 0;
    right: 0;
  }
} 

@media (max-width: 991.98px) {
  .mobile-menu-close {
    position: absolute;
    top: 1rem;
    right: 1.5rem;
    background: none;
    border: none;
    font-size: 2.2rem;
    color: var(--text-color, #333);
    z-index: 1101;
    cursor: pointer;
    padding: 0.25em 0.5em;
    line-height: 1;
    border-radius: 50%;
    transition: background 0.2s;
  }
  .mobile-menu-close:focus, .mobile-menu-close:hover {
    background: rgba(var(--accent-rgb, 180,124,108), 0.08);
    outline: 2px solid var(--accent-color, #b47c6c);
  }
} 

@media (max-width: 991.98px) {
  .mobile-menu-open .navbar-toggler {
    display: none !important;
  }
}