:root {
    --bg-gradient: radial-gradient(circle at center, #08101f 0%, #010204 100%);
    --accent-color: #ff8c00;
    --accent-glow: rgba(0, 80, 255, 0.1);
    --text-primary: #ffffff;
    --text-secondary: rgba(255, 255, 255, 0.6);
    --glass-bg: rgba(255, 255, 255, 0.03);
    --glass-border: rgba(255, 255, 255, 0.1);
    --font-heading: 'Barlow Semi Condensed', sans-serif;
}

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

body {
    background: var(--bg-gradient);
    background-attachment: fixed;
    color: var(--text-primary);
    font-family: var(--font-heading);
    min-height: 100vh;
    overflow-x: hidden;
    display: flex;
    justify-content: center;
    align-items: center;
}

.background-glow {
    position: fixed;
    top: 50%;
    left: 50%;
    transform: translate(-50%, -50%);
    width: 100vw;
    height: 100vh;
    background: radial-gradient(circle, var(--accent-glow) 0%, transparent 80%);
    z-index: -1;
    pointer-events: none;
}

.scattered-background {
    position: fixed;
    top: 0;
    left: 0;
    width: 100vw;
    height: 100vh;
    z-index: -2;
    pointer-events: none;
    overflow: hidden;
}

.scattered-shield {
    position: absolute;
    width: 220px;
    /* Twice as big as before (110px -> 220px) */
    height: auto;
    opacity: 0.12;
    /* Increased from 0.04 */
    filter: brightness(1.2);
    /* Boosted visibility */
}

.container {
    width: 100%;
    max-width: 1200px;
    padding: 200px 2rem 2rem;
    display: flex;
    flex-direction: column;
    align-items: center;
    gap: 6rem;
    min-height: 100vh;
    z-index: 1;
}

.header {
    text-align: center;
    animation: fadeInDown 1s ease-out;
}

.logo {
    max-width: 750px;
    /* 1.5x of 500px */
    height: auto;
    filter: drop-shadow(0 0 60px rgba(255, 140, 0, 0.15));
}

@keyframes fadeInDown {
    from {
        opacity: 0;
        transform: translateY(-20px);
    }

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

/* Video Overlay */
#video-overlay {
    position: fixed;
    top: 0;
    left: 0;
    width: 100vw;
    height: 100vh;
    background: rgba(0, 0, 0, 0.95);
    backdrop-filter: blur(20px);
    -webkit-backdrop-filter: blur(20px);
    z-index: 2000;
    display: flex;
    justify-content: center;
    align-items: center;
    transition: opacity 0.6s ease, visibility 0.6s ease, transform 0.6s cubic-bezier(0.16, 1, 0.3, 1);
}

.video-overlay-hidden {
    opacity: 0;
    visibility: hidden;
    pointer-events: none;
    transform: scale(1.05);
}

.video-wrapper {
    position: relative;
    width: 100%;
    height: 100%;
    display: flex;
    justify-content: center;
    align-items: center;
}

#main-video {
    width: 100%;
    height: 100%;
    object-fit: contain;
}

.close-btn {
    position: absolute;
    top: 40px;
    right: 50px;
    background: rgba(255, 255, 255, 0.05);
    border: 1px solid rgba(255, 255, 255, 0.1);
    color: rgba(255, 255, 255, 0.8);
    font-size: 2rem;
    width: 64px;
    height: 64px;
    border-radius: 50%;
    cursor: pointer;
    display: flex;
    justify-content: center;
    align-items: center;
    backdrop-filter: blur(10px);
    transition: all 0.4s ease;
    z-index: 2001;
}

.close-btn:hover {
    background: var(--accent-color);
    border-color: var(--accent-color);
    color: #fff;
    transform: rotate(90deg) scale(1.1);
}

.video-nav {
    width: 100%;
    animation: fadeInUp 1s ease-out 0.3s both;
}

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

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

.button-row {
    display: flex;
    justify-content: center;
    flex-wrap: wrap;
    gap: 1.5rem;
}

.nav-btn {
    background: var(--glass-bg);
    border: 1px solid var(--glass-border);
    padding: 1rem 2rem;
    border-radius: 4px;
    color: var(--text-secondary);
    font-family: var(--font-heading);
    font-weight: 300;
    font-size: 1.1rem;
    cursor: pointer;
    position: relative;
    overflow: hidden;
    transition: all 0.5s ease;
    backdrop-filter: blur(10px);
    -webkit-backdrop-filter: blur(10px);
    text-transform: uppercase;
    letter-spacing: 0.15em;
}

.nav-btn:hover {
    background: rgba(255, 255, 255, 0.08);
    border-color: var(--accent-color);
    color: var(--text-primary);
    transform: translateY(-3px);
    box-shadow: 0 10px 30px rgba(0, 0, 0, 0.3);
}

.nav-btn::after {
    content: '';
    position: absolute;
    bottom: 0;
    left: 0;
    width: 0;
    height: 2px;
    background: var(--accent-color);
    transition: width 0.4s ease;
}

.nav-btn:hover::after {
    width: 100%;
}

@media (max-width: 768px) {
    .container {
        gap: 3rem;
    }

    .logo {
        max-width: 80%;
    }

    .button-row {
        gap: 1rem;
    }

    .nav-btn {
        padding: 0.8rem 1.2rem;
        font-size: 0.9rem;
    }

    .close-btn {
        top: 20px;
        right: 20px;
        width: 50px;
        height: 50px;
    }
}