:root {
    --bg-color: #02040a;
    --text-color: #e0e0e0;
    --accent-glow: #00f0ff;
    --glass-bg: rgba(255, 255, 255, 0.03);
    --glass-border: rgba(255, 255, 255, 0.05);
}

body {
    margin: 0;
    padding: 0;
    height: 100vh;
    display: flex;
    justify-content: center;
    align-items: center;
    background-color: var(--bg-color);
    background-image: url('aerogel_background_02_enhanced.webp');
    background-size: cover;
    background-position: center;
    background-repeat: no-repeat;
    font-family: 'Urbanist', sans-serif;
    color: var(--text-color);
    overflow: hidden;
    user-select: none;
    -webkit-user-select: none;
}

.glass-container {
    /* Minimalist: No visible box, just layout */
    padding: 2rem;
    text-align: center;
    /* Optional: very subtle backdrop if needed for legibility, otherwise clean */
    backdrop-filter: blur(2px);
    -webkit-backdrop-filter: blur(2px);
    border: none;
    background: transparent;
    box-shadow: none;
}

.glass-container:hover {
    transform: none;
    box-shadow: none;
}

h1 {
    font-family: 'Urbanist', sans-serif;
    font-size: 5rem;
    /* Large and thin */
    font-weight: 200;
    /* Light/Thin for elegance */
    text-transform: uppercase;
    margin: 0 0 1.5rem 0;
    letter-spacing: 0.15em;
    /* Wide spacing = Luxury */
    color: #ffffff;
    background: linear-gradient(180deg, #ffffff 50%, rgba(255, 255, 255, 0.7) 100%);
    background-clip: text;
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    text-shadow: 0 0 30px rgba(255, 255, 255, 0.1);
    cursor: default;
    /* Proximity Animation Config */
    transition: color 0.3s ease;
    will-change: font-weight;
}

/* Remove generic hover to allow physics engine to take over */
/* h1:hover { text-shadow: ... } - REMOVED */

.char {
    display: inline-block;
    transition: font-weight 0.1s ease-out;
    font-weight: var(--weight, 100);
    /* High performance "organic" lag */
    will-change: font-weight;
}

.extension {
    /* "ftwr" specific highlights */
    font-weight: 300;
    /* Start slightly lighter */
    text-transform: lowercase;
    background: linear-gradient(90deg, var(--accent-glow) 0%, #ffffff 50%, var(--accent-glow) 100%);
    background-size: 200% auto;
    background-clip: text;
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    animation: bio-surge 4s linear infinite;
    text-shadow: 0 0 15px rgba(0, 240, 255, 0.3);
}

@keyframes bio-surge {
    0% {
        background-position: 0% 50%;
        filter: drop-shadow(0 0 5px rgba(0, 240, 255, 0.2));
    }

    50% {
        background-position: 100% 50%;
        filter: drop-shadow(0 0 10px rgba(0, 240, 255, 0.5));
    }

    100% {
        background-position: 0% 50%;
        filter: drop-shadow(0 0 5px rgba(0, 240, 255, 0.2));
    }
}

.infinity-dot {
    display: inline-block;
    width: 8px;
    height: 8px;
    background-color: var(--accent-glow);
    border-radius: 50%;
    margin-left: 0rem;
    /* Tight spacing */
    position: relative;
    /* The "Core Alive" Effect */
    box-shadow: 0 0 10px var(--accent-glow), 0 0 20px var(--accent-glow);
    animation: singularity-pulse 3s infinite ease-in-out;
}

@keyframes singularity-pulse {
    0% {
        transform: scale(1);
        box-shadow: 0 0 10px var(--accent-glow), 0 0 20px var(--accent-glow);
        opacity: 1;
    }

    50% {
        transform: scale(1.5);
        box-shadow: 0 0 20px var(--accent-glow), 0 0 40px var(--accent-glow), 0 0 60px rgba(0, 240, 255, 0.4);
        opacity: 0.8;
    }

    100% {
        transform: scale(1);
        box-shadow: 0 0 10px var(--accent-glow), 0 0 20px var(--accent-glow);
        opacity: 1;
    }
}

.tagline {
    font-size: 1.1rem;
    font-weight: 300;
    color: rgba(255, 255, 255, 0.8);
    margin-bottom: 3rem;
    letter-spacing: 0.3em;
    /* Very wide spacing */
    text-transform: uppercase;
}

.status {
    font-size: 0.8rem;
    text-transform: uppercase;
    letter-spacing: 0.2rem;
    color: var(--accent-glow);
    opacity: 0.8;
    animation: pulse 4s infinite ease-in-out;
}

@keyframes pulse {
    0% {
        opacity: 0.4;
    }

    50% {
        opacity: 1;
        text-shadow: 0 0 10px var(--accent-glow);
    }

    100% {
        opacity: 0.4;
    }
}

.social-cta {
    font-size: 0.75rem;
    font-weight: 300;
    margin-top: 1.5rem;
    color: rgba(255, 255, 255, 0.85);
    /* Increased visibility */
    letter-spacing: 0.1em;
    text-transform: uppercase;
    transition: color 0.3s ease;
    animation: beckon 3s ease-in-out infinite;
    /* Inviting pulse */
}

@keyframes beckon {

    0%,
    100% {
        opacity: 0.7;
        text-shadow: 0 0 0px transparent;
    }

    50% {
        opacity: 1;
        text-shadow: 0 0 8px rgba(255, 255, 255, 0.3);
    }
}

.handle {
    color: var(--text-color);
    font-weight: 500;
    cursor: pointer;
    transition: all 0.3s ease;
}

.handle:hover {
    color: var(--accent-glow);
    text-shadow: 0 0 15px var(--accent-glow);
}

.accent-dot {
    color: var(--accent-glow);
    text-shadow: 0 0 5px var(--accent-glow);
    font-weight: bold;
}