:root {
    --bg-primary: #0a0e14;
    --bg-secondary: #161b22;
    --accent-primary: #73ba25;
    --accent-secondary: #35b9ab;
    --text-primary: #f0f6fc;
    --text-secondary: #8b949e;
    --border-color: #30363d;
    --card-bg: #21262d;
    --gradient-hero: linear-gradient(135deg, #0d1117 0%, #161b22 100%);
    --font-heading: 'Montserrat', sans-serif;
    --font-body: 'Open Sans', sans-serif;
    
    /* Legacy Theme Support */
    --lightbox-bg-color: rgba(0, 0, 0, 0.9);
}

body {
    background-color: var(--bg-primary);
    color: var(--text-primary);
    font-family: var(--font-body);
    line-height: 1.6;
    overflow-x: hidden;
}

/* Typography */
h1, h2, h3 {
    font-family: var(--font-heading);
    color: var(--text-primary);
    line-height: 1.2;
}

h1 { font-size: 3.5rem; font-weight: 700; margin-bottom: 1rem; }
h2 { font-size: 2.5rem; font-weight: 600; margin-bottom: 1.5rem; }
h3 { font-size: 1.5rem; font-weight: 600; margin-bottom: 0.5rem; }

p { margin-bottom: 1rem; color: var(--text-secondary); }

a { color: var(--accent-primary); text-decoration: none; transition: color 0.2s; }
a:hover { color: var(--accent-secondary); }

/* Navigation */
.navbar {
    display: flex;
    justify-content: space-between;
    align-items: center;
    padding: 0.05rem 2.5%;
    background-color: rgba(10, 14, 20, 0.95);
    backdrop-filter: blur(10px);
    position: fixed;
    width: 100%;
    top: 0;
    z-index: 1000;
    border-bottom: 1px solid var(--border-color);
}

.logo {
    font-family: var(--font-heading);
    font-weight: 700;
    font-size: 2.5rem;
    color: var(--text-primary);
    letter-spacing: -0.5px;
    display: flex;
    align-items: center;
    gap: 0.75rem;
}

.nav-logo {
    height: 130px;
    width: auto;
}

.navbar nav ul {
    display: flex;
    list-style: none;
    gap: 1rem;
}

.navbar nav a {
    font-weight: 600;
    font-size: 0.95rem;
    color: var(--text-primary);
}

.navbar nav a:hover {
    color: var(--accent-primary);
}

/* Hero Section */
.hero {
    min-height: 100vh;
    display: flex;
    align-items: center;
    justify-content: center;
    text-align: center;
    background: var(--gradient-hero);
    padding: 100px 1rem 40px;
    position: relative;
    overflow: hidden;
}

.hero-content {
    max-width: 1000px;
    z-index: 2;
    animation: fadeInUp 1s ease-out;
}

.hero .subtitle {
    font-size: 1.25rem;
    margin-bottom: 2.5rem;
    max-width: 600px;
    margin-left: auto;
    margin-right: auto;
}

.hero-image-container {
    margin-top: 4rem;
    perspective: 1000px;
}

.hero-main-img {
    width: 100%;
    max-width: 900px;
    border-radius: 12px;
    box-shadow: 0 30px 60px rgba(0,0,0,0.6);
    border: 1px solid var(--border-color);
    transform: rotateX(5deg);
    transition: transform 0.5s ease;
    animation: float 6s ease-in-out infinite;
}

@keyframes float {
    0% { transform: rotateX(5deg) translateY(0px); }
    50% { transform: rotateX(7deg) translateY(-20px); }
    100% { transform: rotateX(5deg) translateY(0px); }
}

.hero-main-img:hover {
    transform: rotateX(0deg) scale(1.02);
    animation-play-state: paused;
}

.btn {
    display: inline-block;
    padding: 0.8rem 2rem;
    border-radius: 50px;
    font-weight: 600;
    text-transform: uppercase;
    letter-spacing: 0.5px;
    transition: all 0.3s ease;
}

.btn-primary {
    background: linear-gradient(90deg, var(--accent-primary), var(--accent-secondary));
    color: #fff;
    border: none;
    box-shadow: 0 4px 15px rgba(115, 186, 37, 0.4);
}

.btn-primary:hover {
    transform: translateY(-2px);
    box-shadow: 0 6px 20px rgba(115, 186, 37, 0.6);
    color: var(--bg-primary);
}

.btn-secondary {
    background: transparent;
    border: 2px solid var(--accent-primary);
    color: var(--accent-primary);
    margin-left: 1rem;
}

.btn-secondary:hover {
    background: rgba(115, 186, 37, 0.1);
}

/* Features Section */
.feature-section {
    display: flex;
    align-items: center;
    justify-content: space-between;
    padding: 3rem 5%;
    min-height: 80vh;
    gap: 2rem;
}

.feature-section:nth-child(even) {
    background-color: var(--bg-secondary);
    flex-direction: row-reverse;
}

.feature-content {
    flex: 0.8;
}

.feature-image {
    flex: 2;
    position: relative;
    display: grid;
    grid-template-areas: "stack";
}

.feature-image img {
    grid-area: stack;
    width: 100%;
    border-radius: 12px;
    box-shadow: 0 20px 40px rgba(0,0,0,0.5);
    border: 1px solid var(--border-color);
    transition: opacity 1s ease-in-out, transform 0.5s ease;
    opacity: 0;
}

.feature-image img.active {
    opacity: 1;
    z-index: 1;
}

.feature-image:hover img.active {
    transform: scale(1.02);
}

.marketing-text {
    font-size: 1.1rem;
    line-height: 1.8;
}

/* Details Grid */
.details-grid {
    padding: 3rem 10%;
    background-color: var(--bg-primary);
    text-align: center;
}

.section-title {
    margin-bottom: 4rem;
    font-size: 2.5rem;
}

.grid-container {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
    gap: 2rem;
}

.grid-item {
    background: var(--card-bg);
    padding: 2rem;
    border-radius: 12px;
    border: 1px solid var(--border-color);
    transition: transform 0.3s ease;
    text-align: left;
}

.grid-item:hover {
    transform: translateY(-5px);
    border-color: var(--accent-primary);
}

/* Footer */
footer {
    background-color: var(--bg-secondary);
    padding: 2rem 0;
    text-align: center;
    border-top: 1px solid var(--border-color);
}

.footer-logo {
    height: 240px;
    width: auto;
    margin-bottom: 1.5rem;
    display: inline-block;
}

.footer-content p {
    font-size: 0.9rem;
}

/* Animations */
.hidden-left {
    opacity: 0;
    transform: translateX(-50px);
    transition: all 1s ease-out;
}

.hidden-right {
    opacity: 0;
    transform: translateX(50px);
    transition: all 1s ease-out;
}

.show {
    opacity: 1;
    transform: translateX(0);
}

@keyframes fadeInUp {
    from { opacity: 0; transform: translateY(20px); }
    to { opacity: 1; transform: translateY(0); }
}

/* --- Media Gallery Styles (Restored) --- */
.gallery {
    display: flex;
    flex-wrap: wrap;
    justify-content: center;
    padding: 2rem;
    gap: 1rem;
}

.gallery img {
    max-width: 250px;
    height: auto;
    cursor: pointer;
    border-radius: 8px;
    border: 1px solid var(--border-color);
    transition: transform 0.2s;
}

.gallery img:hover {
    transform: scale(1.05);
    border-color: var(--accent-primary);
}

#lightbox {
    display: none;
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background: var(--lightbox-bg-color);
    justify-content: center;
    align-items: center;
    z-index: 2000;
}

#lightbox-img {
    max-width: 90%;
    max-height: 90%;
    border-radius: 4px;
    box-shadow: 0 0 20px rgba(0,0,0,0.5);
}

#close-lightbox {
    color: var(--text-primary);
    position: absolute;
    top: 20px;
    right: 30px;
    cursor: pointer;
    font-size: 3rem;
    line-height: 1;
}

#prev, #next {
    color: var(--text-primary);
    position: absolute;
    top: 50%;
    transform: translateY(-50%);
    cursor: pointer;
    font-size: 3rem;
    padding: 0 1rem;
    user-select: none;
}
#prev { left: 20px; }
#next { right: 20px; }

/* Responsive Design */
@media (max-width: 900px) {
    .feature-section {
        flex-direction: column !important;
        text-align: center;
        padding: 4rem 5%;
        gap: 2rem;
    }

    .hero h1 {
        font-size: 2.5rem;
    }
    
    .navbar nav {
        display: none; /* Mobile menu can be added if needed */
    }
}

/* --- Legacy Theme Animations (Preserved) --- */
/* Christmas/Dark Theme Animations */
.star {
    position: fixed;
    top: 0; left: 0;
    width: 2px;
    height: 2px;
    background-color: white;
    border-radius: 50%;
    box-shadow: 0 0 6px #fff, 0 0 10px #fff, 0 0 15px #0ff;
    animation: twinkle 2s infinite ease-in-out alternate;
    pointer-events: none;
    z-index: 9999;
}

@keyframes twinkle {
    from { opacity: 0.1; }
    to { opacity: 0.9; }
}

.snowflake {
    position: fixed;
    top: -20px; left: 0;
    color: #fff;
    text-shadow: 0 0 5px #000;
    font-size: 20px;
    animation: fall linear infinite;
    pointer-events: none;
    z-index: 9999;
}

@keyframes fall {
    100% {
        transform: translateY(105vh) rotate(360deg);
        opacity: 0;
    }
}

/* MkDocs Material Theme Overrides */
.md-header__source, 
.md-source,
.md-source__repository,
.md-source__fact {
    color: #000 !important;
}

.md-header__source .md-icon svg,
.md-source__icon svg {
    fill: #000 !important;
}

.md-header__button.md-icon {
    color: #000 !important;
}