/*
===============================================================================================================================
2026 Style - Dark Mode CSS (always applied, not dependent on OS setting).
===============================================================================================================================
*/

a:not(.btn, .badge, .navbar-brand, .dropdown-item, .nav-link) {
    color: #93c5fd;
    text-decoration-color: transparent;
}

.navbar-nav .logout {
    color: inherit;
    text-decoration: none;
}

a:hover:not(.btn, .badge, .navbar-brand, .nav-link), a:focus:not(.btn, .badge, .navbar-brand, .nav-link) {
    color: #93c5fd;
    text-decoration-color: currentColor;
}

.page-link {
    color: #93c5fd;
}

.page-item.active .page-link {
    background-color: #93c5fd;
    border-color: #93c5fd;
}

.badge-primary {
    background-color: #93c5fd;
}

.btn-default {
    color: #d1d5db;
    background-color: #374151;
    border-color: #4b5563;
}

.btn-primary {
    background-color: #93c5fd;
    border-color: #93c5fd;
    color: #111827; /* dark text for readable contrast on the light blue */
}

.btn-primary:hover,
.btn-primary:focus {
    background-color: #bfdbfe;
    border-color: #bfdbfe;
    color: #111827;
}

.btn-success {
    background-color: #34d399;
    border-color: #34d399;
}

.btn-info {
    color: #000;
    background-color: #22d3ee;
    border-color: #22d3ee;
}

.btn-warning {
    color: #000;
    background-color: #fbbf24;
    border-color: #fbbf24;
}

.btn-danger {
    background-color: #f87171;
    border-color: #f87171;
}

.btn-link {
    color: #93c5fd;
}

h1, .h1, h2, .h2, h3, .h3, h4, .h4, h5, .h5, h6, .h6 {
    color: #f9fafb;
}

.header h1 {
    text-shadow: 1px 1px 4px rgba(0,0,0,0.8);
}

body {
    background-color: #111827;
    color: #d1d5db;
}

.main-content {
    background-color: #1f2937;
}

.card {
    border: 1px solid #374151;
    box-shadow: 0 1px 3px 0 rgba(0, 0, 0, 0.3), 0 1px 2px 0 rgba(0, 0, 0, 0.2);
    background-color: #1f2937;
}

.card:hover {
    box-shadow: 0 4px 6px -1px rgba(0, 0, 0, 0.4), 0 2px 4px -1px rgba(0, 0, 0, 0.3);
}

.alert-secondary {
    background-color: #374151;
    color: #d1d5db;
}

.fa, .card-header .fa {
    color: #d1d5db;
}

.blog-sidebar .nav-link {
    color: #d1d5db;
}

.blog-sidebar .active {
    color: #93c5fd;
}

.listbullet ul li:before {
    color: #d1d5db;
}

.image-credit {
    background: rgba(0,0,0,.8);
    color: #d1d5db;
}

.image-credit a {
    color: #d1d5db;
}

.image-credit a:hover {
    color: #f9fafb;
}

figure.image-caption figcaption {
    color: #9ca3af;
}

.pagination {
    color: #9ca3af!important;
}

.up-arrow {
    color: #d1d5db;
}

.text-muted {
    color: #9ca3af!important;
}

.footer {
    background-color: #111827;
    color: #d1d5db;
}

.topics h3,
.topics-letter {
    background: #4b5563;
}

ol.breadcrumb {
    background-color: #374151;
}

/* GitHub-style alerts (see github-alerts.css) - Bootstrap contextual colours, tinted for Dark Mode */
.alert.md-alert--note {
    color: #a5e4ee;
    background-color: rgba(23, 162, 184, 0.18);
    border-color: rgba(23, 162, 184, 0.35);
}

.alert.md-alert--tip {
    color: #a3e3b3;
    background-color: rgba(40, 167, 69, 0.18);
    border-color: rgba(40, 167, 69, 0.35);
}

.alert.md-alert--important {
    color: #b3d7ff;
    background-color: rgba(0, 123, 255, 0.2);
    border-color: rgba(0, 123, 255, 0.4);
}

.alert.md-alert--warning {
    color: #ffe08a;
    background-color: rgba(255, 193, 7, 0.16);
    border-color: rgba(255, 193, 7, 0.35);
}

.alert.md-alert--caution {
    color: #f5b5bc;
    background-color: rgba(220, 53, 69, 0.2);
    border-color: rgba(220, 53, 69, 0.4);
}

/* [topics] shortcode - A-Z index for Dark Mode */
.topics-index .page-link {
    background-color: transparent;
    border-color: #374151;
}

.topics-index .page-link:hover {
    background-color: #374151;
}

.topics-index .page-item.disabled .page-link {
    background-color: transparent;
    border-color: #374151;
    color: #6b7280;
}

/* Form fields, for example the search boxes */
.form-control {
    background-color: #111827;
    border-color: #4b5563;
    color: #e5e7eb;
}

.form-control::placeholder {
    color: #9ca3af;
}

.form-control:focus {
    background-color: #111827;
    border-color: #93c5fd;
    color: #f9fafb;
    box-shadow: 0 0 0 0.2rem rgba(147, 197, 253, 0.25);
}

/* Soft badges (see open-matter.css) */
.badge.badge-secondary {
    background-color: rgba(156, 163, 175, 0.2);
    color: #e5e7eb;
}

/* NavBar Look "Tinted": a dark NavBar with a tint of its colour blended into dark grey, and light text */
.navbar-tint {
    --navbar-tint-amount: 18%;
}

.navbar-tint.navbar-tint-subtle {
    --navbar-tint-amount: 12%;
}

.navbar-tint.navbar-tint-strong {
    --navbar-tint-amount: 28%;
}

.navbar.navbar-tint {
    border-bottom-color: rgba(255, 255, 255, 0.08);
    background-color: #111827 !important;
    background-color: color-mix(in srgb, var(--navbar-color, #1b6ec2) var(--navbar-tint-amount), #111827) !important;
}

.navbar-tint .navbar-brand,
.navbar-tint .navbar-brand:hover,
.navbar-tint .navbar-brand:focus,
.navbar-tint .navbar-nav .nav-link:hover,
.navbar-tint .navbar-nav .nav-link:focus {
    color: #ffffff;
}

.navbar-tint .navbar-nav .nav-link,
.navbar-tint .navbar-nav .active > .nav-link {
    color: #e5e7eb;
}

/* the current page's pill as a light overlay instead of white */
.navbar-tint .navbar-nav .nav-item.current > .nav-link {
    color: #ffffff;
    background-color: rgba(255, 255, 255, 0.14);
    box-shadow: 0 0 0 1px rgba(255, 255, 255, 0.16);
}

/* the phone menu button: a light border, and its dark icon lines turned light with invert() */
.navbar-tint .navbar-toggler {
    border-color: rgba(255, 255, 255, 0.3);
}

.navbar-tint .navbar-toggler-icon {
    filter: invert(1);
}

/* the frosted Sticky Top NavBar, in dark */
@supports (backdrop-filter: blur(1px)) or (-webkit-backdrop-filter: blur(1px)) {
    .navbar.navbar-tint.sticky-top {
        background-color: color-mix(in srgb, var(--navbar-color, #1b6ec2) var(--navbar-tint-amount), rgba(17, 24, 39, 0.85)) !important;
    }
}

@media (prefers-reduced-transparency: reduce) {
    .navbar.navbar-tint.sticky-top {
        background-color: color-mix(in srgb, var(--navbar-color, #1b6ec2) var(--navbar-tint-amount), #111827) !important;
    }
}