/* --- A FUTURISTIC, SMOOTH DARK THEME --- */

[data-bs-theme="dark"] {
    --primary-glow: #00aaff;
    --secondary-glow: #00f0c0;
    --danger-glow: #ff2a6d;
    --success-glow: #00ff6a;
    --warning-glow: #ffd700;
    --info-glow: #9f00ff;
    
    --dark-bg: #0a0f1a;
    --card-bg: rgba(20, 28, 46, 0.6);
    --card-border: rgba(0, 170, 255, 0.2);
    
    --font-heading: 'Orbitron', sans-serif;
    --font-body: 'Roboto', sans-serif;

    /* Define Bootstrap variables for JS access */
    --bs-body-color: #e0e0e0;  
    --bs-body-bg: #0a0f1a;     
}

/* --- Base Styles --- */
[data-bs-theme="dark"] body { 
    background: linear-gradient(135deg, var(--dark-bg), #1a1f2a); 
    font-family: var(--font-body); 
    color: var(--bs-body-color); 
}

[data-bs-theme="dark"] h1, 
[data-bs-theme="dark"] h2, 
[data-bs-theme="dark"] h3, 
[data-bs-theme="dark"] h4, 
[data-bs-theme="dark"] h5, 
[data-bs-theme="dark"] h6, 
[data-bs-theme="dark"] .navbar-brand { 
    font-family: var(--font-heading); 
    color: #ffffff; 
    text-shadow: 0 0 5px rgba(0, 170, 255, 0.5); 
}

[data-bs-theme="dark"] a { 
    color: var(--secondary-glow); 
    text-decoration: none; 
    transition: color 0.3s ease, text-shadow 0.3s ease; 
}
[data-bs-theme="dark"] a:hover { 
    color: #fff; 
    text-shadow: 0 0 8px var(--secondary-glow); 
}

/* --- Navbar --- */
[data-bs-theme="dark"] .navbar { 
    background: rgba(10, 15, 26, 0.8) !important; 
    backdrop-filter: blur(10px); 
    border-bottom: 1px solid var(--card-border); 
}
[data-bs-theme="dark"] .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, 0.75%29' stroke-linecap='round' stroke-miterlimit='10' stroke-width='2' d='M4 7h22M4 15h22M4 23h22'/%3e%3c/svg%3e"); 
}
[data-bs-theme="dark"] .nav-link { color: rgba(255, 255, 255, 0.7); }
[data-bs-theme="dark"] .nav-link:hover { color: #fff; }

/* --- Buttons --- */
[data-bs-theme="dark"] .btn { 
    border-radius: 4px; /* Matches the utility/switch button size from light mode */
    font-weight: bold; 
    transition: all 0.3s ease; 
    border-width: 1px; 
}

[data-bs-theme="dark"] .hero .btn, 
[data-bs-theme="dark"] .btn-lg {
    border-radius: 0.5rem; /* Upgraded to matched smooth corners for main CTAs */
}

[data-bs-theme="dark"] .btn-primary { 
    background-color: var(--primary-glow); 
    border-color: var(--primary-glow); 
    color: #000 !important; 
    box-shadow: 0 0 10px rgba(0, 170, 255, 0.5); 
}
[data-bs-theme="dark"] .btn-primary:hover { 
    box-shadow: 0 0 20px rgba(0, 170, 255, 0.8); 
    transform: translateY(-2px); 
    color: #000 !important; 
}

[data-bs-theme="dark"] .btn-success { 
    background-color: var(--success-glow); 
    border-color: var(--success-glow); 
    color: #000 !important; 
    box-shadow: 0 0 10px rgba(0, 255, 106, 0.5); 
}
[data-bs-theme="dark"] .btn-success:hover { 
    box-shadow: 0 0 20px rgba(0, 255, 106, 0.8); 
    transform: translateY(-2px); 
    color: #000 !important; 
}

[data-bs-theme="dark"] .btn-danger { 
    background-color: var(--danger-glow); 
    border-color: var(--danger-glow); 
    color: #fff !important; 
    box-shadow: 0 0 10px rgba(255, 42, 109, 0.5); 
}
[data-bs-theme="dark"] .btn-danger:hover { 
    box-shadow: 0 0 20px rgba(255, 42, 109, 0.8); 
    transform: translateY(-2px); 
    color: #fff !important; 
}

[data-bs-theme="dark"] .btn-outline-secondary { border-color: var(--card-border); color: #a0a0a0; }
[data-bs-theme="dark"] .btn-outline-secondary:hover { background-color: var(--card-border); color: #fff; }

[data-bs-theme="dark"] .btn-outline-warning { color: #ffffff; border-color: var(--warning-glow); }
[data-bs-theme="dark"] .btn-outline-warning:hover { color: #000; background-color: var(--warning-glow); border-color: var(--warning-glow); }

/* Restore correct colors for outline button <a> tags — the global `a` rule (0,1,1)
   outweighs Bootstrap's .btn-outline-* (0,1,0), turning them blue in dark mode. */
[data-bs-theme="dark"] a.btn-outline-danger { color: var(--bs-danger); border-color: var(--bs-danger); }
[data-bs-theme="dark"] a.btn-outline-danger:hover { color: #fff; background-color: var(--bs-danger); text-shadow: none; }
[data-bs-theme="dark"] a.btn-outline-primary { color: var(--primary-glow); border-color: var(--primary-glow); }
[data-bs-theme="dark"] a.btn-outline-primary:hover { color: #000; background-color: var(--primary-glow); text-shadow: none; }

/* --- Cards (With Upgraded Smooth 0.5rem Corners) --- */
[data-bs-theme="dark"] .card { 
    background-color: var(--card-bg); 
    border: 1px solid var(--card-border); 
    backdrop-filter: blur(5px); 
    border-radius: 0.5rem; /* UPGRADED */
    transition: all 0.3s ease; 
    overflow: hidden; 
    position: relative; 
}

/* Glowing Border Matching Light Mode Setup */
[data-bs-theme="dark"] .card::before { 
    content: ''; 
    position: absolute; 
    top: 0; right: 0; bottom: 0; left: 0; 
    border-radius: 0.5rem; /* UPGRADED to match parent */
    border: 1px solid transparent; 
    background: linear-gradient(120deg, var(--danger-glow), var(--info-glow), var(--primary-glow)) border-box; 
    -webkit-mask: linear-gradient(#fff 0 0) padding-box, linear-gradient(#fff 0 0); 
    -webkit-mask-composite: destination-out; 
    mask-composite: exclude; 
    opacity: 0; 
    transition: opacity 0.5s ease; 
    pointer-events: none; 
}
[data-bs-theme="dark"] .card:hover::before { opacity: 1; }

[data-bs-theme="dark"] .card-header { 
    background-color: rgba(0, 170, 255, 0.05); 
    border-bottom: 1px solid var(--card-border); 
    font-family: var(--font-heading); 
}

/* --- Alerts & Containers --- */
[data-bs-theme="dark"] .alert-success { background-color: rgba(0, 255, 106, 0.1); border-color: var(--success-glow); color: #fff; border-radius: 0.5rem; }
[data-bs-theme="dark"] .alert-danger { background-color: rgba(255, 42, 109, 0.1); border-color: var(--danger-glow); color: #fff; border-radius: 0.5rem; }
[data-bs-theme="dark"] .alert-warning { background-color: rgba(255, 215, 0, 0.1); border-color: var(--warning-glow); color: #fff; border-radius: 0.5rem; }

/* --- Forms --- */
[data-bs-theme="dark"] .form-control, 
[data-bs-theme="dark"] .form-select { 
    background-color: rgba(10, 15, 26, 0.7); 
    border: 1px solid var(--card-border); 
    color: #fff; 
    border-radius: 0.5rem; /* UPGRADED */
}
[data-bs-theme="dark"] .form-control:focus, 
[data-bs-theme="dark"] .form-select:focus { 
    background-color: #0a0f1a; 
    border-color: var(--primary-glow); 
    box-shadow: 0 0 10px rgba(0, 170, 255, 0.5); 
}

/* --- Tables & Accordions --- */
[data-bs-theme="dark"] .table { --bs-table-bg: transparent; --bs-table-striped-bg: rgba(0, 170, 255, 0.03); --bs-table-hover-bg: rgba(0, 170, 255, 0.07); --bs-table-color: #e0e0e0; --bs-table-border-color: var(--card-border); }
[data-bs-theme="dark"] .accordion-button { background-color: rgba(20, 28, 46, 0.8); color: #fff; }
[data-bs-theme="dark"] .accordion-button:not(.collapsed) { background-color: rgba(0, 170, 255, 0.1); box-shadow: inset 0 -1px 0 var(--card-border); color: var(--secondary-glow); }
[data-bs-theme="dark"] .dropdown-menu { backdrop-filter: blur(10px); background-color: rgba(20, 28, 46, 0.8); border-color: var(--card-border); border-radius: 0.5rem; }

/* --- UI Icons & Graphics --- */
[data-bs-theme="dark"] .feature-icon { font-size: 3rem; color: var(--secondary-glow); text-shadow: 0 0 15px var(--secondary-glow); margin-bottom: 1rem; }
[data-bs-theme="dark"] .bi-award-fill { color: var(--warning-glow); }
[data-bs-theme="dark"] .bi-check-circle-fill { color: var(--success-glow); }
[data-bs-theme="dark"] .step-number { font-size: 3rem; font-weight: bold; color: transparent; -webkit-text-stroke: 1px var(--primary-glow); text-stroke: 1px var(--primary-glow); line-height: 1; }

/* Dashboard Icon Colors */
[data-bs-theme="dark"] .bi-patch-question-fill { color: var(--primary-glow); }
[data-bs-theme="dark"] .bi-collection-fill { color: var(--info-glow); }
[data-bs-theme="dark"] .bi-people-fill { color: var(--secondary-glow); }
[data-bs-theme="dark"] .bi-building-fill { color: #ccc; }
[data-bs-theme="dark"] .bi-bar-chart-steps { color: var(--danger-glow); }
[data-bs-theme="dark"] .bi-trophy-fill { color: var(--warning-glow); }

/* --- Landing Page & Footer --- */
[data-bs-theme="dark"] .footer { background-color: #05080e; padding: 2rem 0; margin-top: 4rem; border-top: 1px solid var(--card-border); }
[data-bs-theme="dark"] .footer .footer-link { color: #a0a0a0; text-decoration: none; transition: color 0.3s ease; }
[data-bs-theme="dark"] .footer .footer-link:hover { color: var(--secondary-glow); }

/* --- Context Specific Elements --- */
[data-bs-theme="dark"] .card-header-formset {
    background-color: rgba(0, 170, 255, 0.05);
    border-bottom: 1px solid var(--card-border);
}
[data-bs-theme="dark"] p.card-text > .ms-2 {
    color: var(--warning-glow);
    font-weight: bold;
}
[data-bs-theme="dark"] .testimonial-card {
    border-left: 3px solid var(--info-glow);
    border-radius: 0 0.5rem 0.5rem 0; /* Keeps a sharp indicator line, but rounds the outer edges */
}
[data-bs-theme="dark"] .testimonial-card::before,
[data-bs-theme="dark"] .testimonial-card:hover::before {
    opacity: 0;
}

/* Universal Article Images layout */
.article-content img {
    max-width: 100%;
    height: auto;
    border-radius: 0.5rem;
    margin: 1rem 0;
}

/* Rich-text article typography — raw author HTML (TinyMCE/markdown output) has no
   Bootstrap .table/.prose class, so it needs its own section spacing and table styling. */
.article-content, .blog-content, .article-body { line-height: 1.7; }
.article-content > *, .blog-content > *, .article-body > * { margin-top: 0; margin-bottom: 1.25rem; }
.article-content > *:last-child, .blog-content > *:last-child, .article-body > *:last-child { margin-bottom: 0; }
.article-content h1, .article-content h2, .article-content h3, .article-content h4, .article-content h5, .article-content h6,
.blog-content h1, .blog-content h2, .blog-content h3, .blog-content h4, .blog-content h5, .blog-content h6,
.article-body h1, .article-body h2, .article-body h3, .article-body h4, .article-body h5, .article-body h6 {
    margin-top: 2rem;
}
.article-content > *:first-child, .blog-content > *:first-child, .article-body > *:first-child { margin-top: 0; }
.article-content table, .blog-content table, .article-body table {
    width: 100%;
    border-collapse: collapse;
}
.article-content th, .article-content td,
.blog-content th, .blog-content td,
.article-body th, .article-body td {
    border: 1px solid var(--bs-border-color);
    padding: 0.6rem 0.9rem;
    text-align: left;
    vertical-align: top;
}
.article-content thead th, .blog-content thead th, .article-body thead th {
    background: var(--bs-tertiary-bg);
}
.article-content ul, .article-content ol,
.blog-content ul, .blog-content ol,
.article-body ul, .article-body ol {
    padding-left: 1.5rem;
}
.article-content li, .blog-content li, .article-body li { margin-bottom: 0.4rem; }