/* Modern High-End Design System */
html {
    font-size: 16px;
}

:root {
    /* Color Palette */
    --primary-bg: #121212;
    --secondary-bg: #1e1e1e;
    --accent-primary: #3b82f6;
    /* C# / Vue Blueish */
    --accent-secondary: #f59e0b;
    /* Java / React Orangeish */
    --text-primary: #f8fafc;
    --text-secondary: #94a3b8;
    --border-color: rgba(255, 255, 255, 0.1);

    /* Active Accent changes based on track */
    --active-accent: var(--accent-primary);
}

body.track-java {
    --active-accent: var(--accent-secondary);
}

body {
    background-color: var(--primary-bg);
    color: var(--text-primary);
    font-family: 'Inter', -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, "Helvetica Neue", Arial, sans-serif;
    line-height: 1.6;
    transition: background-color 0.4s ease, color 0.4s ease;
}

/* Typography */
h1,
h2,
h3,
h4,
h5,
h6 {
    font-weight: 700;
    letter-spacing: -0.025em;
    color: var(--text-primary);
}

h2 {
    font-size: 2rem;
    position: relative;
    display: inline-block;
    padding-bottom: 0.5rem;
}

h2::after {
    content: '';
    position: absolute;
    bottom: 0;
    left: 0;
    width: 60px;
    height: 4px;
    background: linear-gradient(90deg, var(--active-accent), transparent);
    border-radius: 2px;
    transition: background 0.4s ease;
}

/* Glassmorphism Navbar */
.navbar {
    background: rgba(30, 30, 30, 0.7) !important;
    backdrop-filter: blur(12px);
    -webkit-backdrop-filter: blur(12px);
    border-bottom: 1px solid var(--border-color);
    padding: 1rem 0;
    transition: all 0.3s ease;
}

.navbar-brand {
    font-weight: 800;
    font-size: 1.5rem;
    background: linear-gradient(90deg, #fff, var(--active-accent));
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    transition: all 0.4s ease;
}

.nav-link {
    font-weight: 500;
    color: var(--text-secondary) !important;
    transition: color 0.2s ease, transform 0.2s ease;
}

.nav-link:hover,
.nav-link.active {
    color: var(--text-primary) !important;
    transform: translateY(-2px);
}

.nav-link.active::after {
    content: '';
    display: block;
    width: 100%;
    height: 2px;
    background-color: var(--active-accent);
    color: var(--active-accent);
    margin-top: 4px;
    border-radius: 2px;
}

/* Dropdown Menu styling */
.dropdown-menu {
    background-color: var(--secondary-bg);
    border: 1px solid var(--border-color);
    box-shadow: 0 10px 25px rgba(0, 0, 0, 0.5);
    border-radius: 12px;
    overflow: hidden;
    backdrop-filter: blur(10px);
}

.dropdown-item {
    color: var(--text-secondary);
    padding: 0.75rem 1.5rem;
    transition: background-color 0.2s ease, color 0.2s ease;
}

.dropdown-item:hover,
.dropdown-item.active {
    background-color: rgba(255, 255, 255, 0.05);
    color: var(--text-primary);
}

.dropdown-item.active {
    background-color: var(--active-accent);
}

/* Cards & Code Blocks */
.card {
    background-color: var(--secondary-bg);
    border: 1px solid var(--border-color);
    border-radius: 16px;
    box-shadow: 0 4px 6px -1px rgba(0, 0, 0, 0.1), 0 2px 4px -1px rgba(0, 0, 0, 0.06);
    overflow: hidden;
    transition: transform 0.3s ease, box-shadow 0.3s ease;
}

.card:hover {
    transform: translateY(-4px);
    box-shadow: 0 20px 25px -5px rgba(0, 0, 0, 0.2), 0 10px 10px -5px rgba(0, 0, 0, 0.1);
    border-color: rgba(255, 255, 255, 0.2);
}

.card-body {
    position: relative;
    padding: 1.5rem; /* Standard kártya padding minden olvasmányos belsőnek */
}

/* Azok a kártyák, amikben kódblokk van, maradjanak padding-mentesek,
   mivel a PrismJS <pre> tag adja meg a kitöltést */
.card-body:has(pre) {
    padding: 0;
}

pre {
    margin: 0 !important;
    border-radius: 0 !important;
    background: #0d0d0d !important;
    padding: 1.5rem !important;
    font-size: 0.95rem;
}

/* Copy Button */
.copy-btn {
    position: absolute;
    top: 1rem;
    right: 1rem;
    background: rgba(255, 255, 255, 0.1);
    border: 1px solid rgba(255, 255, 255, 0.2);
    color: var(--text-primary);
    border-radius: 8px;
    padding: 0.4rem 1rem;
    font-size: 0.85rem;
    font-weight: 500;
    backdrop-filter: blur(4px);
    transition: background-color 0.2s ease, border-color 0.2s ease, transform 0.2s ease;
    z-index: 10;
}

.copy-btn:hover {
    background: var(--active-accent);
    border-color: var(--active-accent);
    transform: scale(1.05);
}

/* Global Toggle Switch */
.theme-switch-wrapper {
    display: flex;
    align-items: center;
    margin-left: 2rem;
    background: rgba(0, 0, 0, 0.3);
    padding: 0.3rem 0.5rem;
    border-radius: 30px;
    border: 1px solid var(--border-color);
}

.theme-switch-label {
    font-size: 0.85rem;
    font-weight: 600;
    color: var(--text-secondary);
    margin: 0 0.75rem;
    cursor: pointer;
}

.theme-switch-label.active {
    color: var(--text-primary);
}

.theme-switch {
    display: inline-block;
    width: 50px;
    height: 24px;
    background-color: var(--accent-primary);
    border-radius: 24px;
    position: relative;
    cursor: pointer;
    transition: background-color 0.4s ease;
}

.theme-switch::after {
    content: '';
    position: absolute;
    top: 2px;
    left: 2px;
    width: 20px;
    height: 20px;
    background-color: white;
    border-radius: 50%;
    transition: transform 0.4s cubic-bezier(0.4, 0.0, 0.2, 1);
    box-shadow: 0 2px 4px rgba(0, 0, 0, 0.2);
}

body.track-java .theme-switch {
    background-color: var(--accent-secondary);
}

body.track-java .theme-switch::after {
    transform: translateX(26px);
}

/* Documentation Content */
.doc-section-header {
    background: linear-gradient(145deg, rgba(30, 30, 30, 0.6) 0%, rgba(18, 18, 18, 0) 100%);
    border-left: 4px solid var(--active-accent);
    padding: 1.5rem;
    border-radius: 0 12px 12px 0;
    margin-bottom: 1.5rem;
    transition: border-color 0.4s ease;
}

.doc-desc {
    font-size: 1.05rem;
    color: var(--text-secondary);
    margin-bottom: 1rem;
}

.doc-list li {
    margin-bottom: 0.5rem;
    color: var(--text-secondary);
    position: relative;
    padding-left: 1.5rem;
    list-style: none;
}

.doc-list li::before {
    content: '→';
    position: absolute;
    left: 0;
    color: var(--active-accent);
    font-weight: bold;
    transition: color 0.4s ease;
}

/* Inline Code */
code:not([class*="language-"]) {
    background-color: rgba(255, 255, 255, 0.1);
    color: #e2e8f0;
    padding: 0.2rem 0.4rem;
    border-radius: 4px;
    font-family: 'Fira Code', Consolas, monospace;
    font-size: 0.9em;
}

/* Toggle Visibility Classes */
.track1-only,
.track2-only {
    transition: opacity 0.4s ease, transform 0.4s ease;
}

body.track-java .track1-only {
    display: none !important;
}

body:not(.track-java) .track2-only {
    display: none !important;
}

/* Animations */
@keyframes fadeIn {
    from {
        opacity: 0;
        transform: translateY(10px);
    }

    to {
        opacity: 1;
        transform: translateY(0);
    }
}

.track1-only,
.track2-only {
    animation: fadeIn 0.4s ease forwards;
}

/* Linkek reszleg dinamikus megjelenitese switch alapjan */
body:not(.track-java) .track-content-java {
    display: none !important;
}

body.track-java .track-content-csharp {
    display: none !important;
}

body.track-java .track-content-java {
    display: block !important;
}

/* Dinamikus link színek és aláhúzás elrejtése az oldalon belül */
.spa-page a {
    text-decoration: none;
    font-weight: 500;
}

.spa-page a:hover {
    text-decoration: none;
    opacity: 0.8;
}