:root {
    /* Color Palette */
    --color-bg: #0a0a0a;
    --color-text: #ffffff;
    --color-text-muted: #a0a0a0;
    --color-accent: #673de6;
    /* Primary Purple */
    --color-accent-hover: #5025d1;
    --color-glass: rgba(255, 255, 255, 0.05);
    --color-glass-border: rgba(255, 255, 255, 0.1);

    /* Typography */
    --font-primary: 'Raleway', sans-serif;
    --font-secondary: 'Roboto', sans-serif;
    --font-mono: 'Ubuntu', monospace;

    /* Spacing */
    --spacing-sm: 0.5rem;
    --spacing-md: 1rem;
    --spacing-lg: 2rem;
    --spacing-xl: 4rem;

    /* Transitions */
    --transition-fast: 0.3s ease;
    --transition-smooth: 0.6s cubic-bezier(0.22, 1, 0.36, 1);
}

*,
*::before,
*::after {
    box-sizing: border-box;
    margin: 0;
    padding: 0;
}

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

h1,
h2,
h3,
h4,
h5,
h6 {
    font-family: var(--font-primary);
    font-weight: 700;
    line-height: 1.2;
    margin-bottom: var(--spacing-md);
}

a {
    color: inherit;
    text-decoration: none;
    transition: color var(--transition-fast);
}

a:hover {
    color: var(--color-accent);
}

/* Background */
.background-container {
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    z-index: -1;
    overflow: hidden;
}

.background-image {
    width: 100%;
    height: 100%;
    object-fit: cover;
    opacity: 0.6;
    /* Increased opacity slightly since blur is less */
    filter: blur(10px);
    /* Reduced blur */
    transform: scale(1.1);
}

/* Header / Hero */
.hero {
    text-align: center;
    position: relative;
}

.hero h1 {
    font-size: 4rem;
    letter-spacing: -0.05em;
    margin-bottom: var(--spacing-sm);
    background: linear-gradient(to right, #fff, #ccc);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
}

.hero p {
    font-size: 1.25rem;
    color: var(--color-text-muted);
    margin-bottom: var(--spacing-lg);
}

/* Social Icons */
.social-links {
    display: flex;
    justify-content: center;
    gap: var(--spacing-md);
    margin-bottom: var(--spacing-xl);
}

.social-link {
    display: flex;
    align-items: center;
    justify-content: center;
    width: 48px;
    height: 48px;
    border-radius: 50%;
    background: var(--color-glass);
    border: 1px solid var(--color-glass-border);
    backdrop-filter: blur(10px);
    transition: all var(--transition-fast);
}

.social-link:hover {
    transform: translateY(-5px);
    background: var(--color-accent);
    border-color: var(--color-accent);
}

.social-link svg {
    width: 24px;
    height: 24px;
    fill: currentColor;
}

/* Hero Inner Container */
.hero-inner {
    display: flex;
    flex-direction: column;
    align-items: center;
    justify-content: center;
    padding: var(--spacing-lg) var(--spacing-xl);
    margin-bottom: var(--spacing-lg);
    min-height: 90vh;
    /* Using 90vh to ensure good vertical centering */
}

/* Scroll Indicator */
.scroll-indicator {
    margin-top: var(--spacing-md);
    cursor: pointer;
    animation: bounce 2s infinite;
}

.scroll-indicator svg {
    width: 32px;
    height: 32px;
    fill: var(--color-text);
}

@keyframes bounce {

    0%,
    20%,
    50%,
    80%,
    100% {
        transform: translateY(0);
    }

    40% {
        transform: translateY(-10px);
    }

    60% {
        transform: translateY(-5px);
    }
}

/* Content Sections */
.content-grid {
    display: grid;
    grid-template-columns: 1fr;
    gap: var(--spacing-xl);
}

@media (min-width: 768px) {
    .content-grid {
        grid-template-columns: repeat(12, 1fr);
    }

    .text-block-left {
        grid-column: 2 / 7;
    }

    .video-block-right {
        grid-column: 7 / 12;
    }

    .text-block-right {
        grid-column: 7 / 12;
    }

    .video-block-left {
        grid-column: 2 / 7;
    }

    .centered-block {
        grid-column: 4 / 10;
        text-align: center;
    }
}

.glass-card {
    background: var(--color-glass);
    border: 1px solid var(--color-glass-border);
    backdrop-filter: blur(10px);
    border-radius: 16px;
    padding: var(--spacing-lg);
    box-shadow: 0 4px 30px rgba(0, 0, 0, 0.1);
    transition: transform var(--transition-fast);
}

.glass-card:hover {
    transform: translateY(-5px);
}

/* Video Containers */
.video-wrapper {
    position: relative;
    padding-bottom: 56.25%;
    /* 16:9 Aspect Ratio */
    height: 0;
    overflow: hidden;
    border-radius: 12px;
    box-shadow: 0 10px 30px rgba(0, 0, 0, 0.5);
}

.video-wrapper iframe {
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    border: 0;
}

/* Footer */
footer {
    text-align: center;
    padding: var(--spacing-xl) 0;
    border-top: 1px solid var(--color-glass-border);
    margin-top: var(--spacing-xl);
}

footer p {
    font-size: 0.9rem;
    color: var(--color-text-muted);
}

/* Animation Utilities */
.fade-in-up {
    opacity: 0;
    transform: translateY(30px);
    transition: opacity var(--transition-smooth), transform var(--transition-smooth);
}

.fade-in-up.visible {
    opacity: 1;
    transform: translateY(0);
}

.delay-100 {
    transition-delay: 0.1s;
}

.delay-200 {
    transition-delay: 0.2s;
}

.delay-300 {
    transition-delay: 0.3s;
}