:root {
    --bg-dark: #0a0a09;
    --gold: #d4af37;
    --gold-glow: rgba(212, 175, 55, 0.25);
    --brass: #b8860b;
    --text-primary: #f5f5f4;
    --text-secondary: #a8a29e;
    --glass-bg: rgba(18, 18, 16, 0.7);
    --glass-border: rgba(255, 255, 255, 0.08);
}

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

body, html {
    width: 100%;
    height: 100%;
    overflow: hidden;
    background-color: var(--bg-dark);
    font-family: 'Plus Jakarta Sans', sans-serif;
    color: var(--text-primary);
    -webkit-font-smoothing: antialiased;
}

#webgl-container {
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    z-index: 1;
}

/* Header */
.top-nav {
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    padding: 2rem 3rem;
    display: flex;
    justify-content: space-between;
    align-items: center;
    z-index: 10;
    pointer-events: none;
}

.brand-tag {
    font-family: 'Cinzel', serif;
    font-weight: 900;
    font-size: 1.1rem;
    letter-spacing: 4px;
    color: var(--gold);
}

.status-indicator {
    display: flex;
    align-items: center;
    gap: 0.6rem;
    font-size: 0.75rem;
    font-weight: 600;
    letter-spacing: 2px;
    color: var(--text-secondary);
    background: var(--glass-bg);
    padding: 0.5rem 1rem;
    border-radius: 100px;
    border: 1px solid var(--glass-border);
    backdrop-filter: blur(10px);
}

.pulsing-dot {
    width: 8px;
    height: 8px;
    background-color: #22c55e;
    border-radius: 50%;
    box-shadow: 0 0 10px #22c55e;
    animation: pulse 2s infinite;
}

@keyframes pulse {
    0%, 100% { opacity: 1; transform: scale(1); }
    50% { opacity: 0.4; transform: scale(0.85); }
}

/* Main Hero */
.hero-overlay {
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    z-index: 5;
    display: flex;
    align-items: center;
    padding: 4rem 4rem 0 4rem; 
    pointer-events: none;
}

.hero-content {
    max-width: 520px;
    margin-top: -2rem; 
}

.eyebrow {
    font-size: 0.8rem;
    font-weight: 600;
    letter-spacing: 5px;
    color: var(--gold);
    margin-bottom: 1rem;
    text-transform: uppercase;
}

.headline {
    font-family: 'Cinzel', serif;
    font-size: clamp(2.5rem, 8vw, 4.2rem);
    line-height: 1.05;
    font-weight: 900;
    letter-spacing: -1px;
    margin-bottom: 1.5rem;
    background: linear-gradient(135deg, #ffffff 40%, #c4a468 100%);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
}

/* Footer / HUD */
.bottom-hud {
    position: absolute;
    bottom: 0;
    left: 0;
    width: 100%;
    padding: 2rem 3rem;
    display: flex;
    justify-content: flex-start;
    align-items: flex-end;
    z-index: 10;
    pointer-events: none;
}

.hud-control-group {
    background: var(--glass-bg);
    border: 1px solid var(--glass-border);
    backdrop-filter: blur(12px);
    -webkit-backdrop-filter: blur(12px);
    border-radius: 16px;
    padding: 1.5rem 2rem;
    width: 100%;
    max-width: 600px;
    pointer-events: auto;
    box-shadow: 0 20px 40px rgba(0,0,0,0.5);
}

/* Custom Slider Styling */
.slider-wrapper {
    width: 100%;
    margin-bottom: 0.75rem;
}

.slider-labels {
    display: flex;
    justify-content: space-between;
    font-size: 0.7rem;
    font-weight: 700;
    letter-spacing: 2px;
    color: var(--gold);
    margin-bottom: 1rem;
}

.styled-slider {
    -webkit-appearance: none;
    width: 100%;
    height: 6px;
    background: rgba(255, 255, 255, 0.1);
    border-radius: 5px;
    outline: none;
    cursor: pointer;
}

.styled-slider::-webkit-slider-thumb {
    -webkit-appearance: none;
    appearance: none;
    width: 24px;
    height: 24px;
    border-radius: 50%;
    background: radial-gradient(circle at top left, #ffd700, #b8860b);
    cursor: pointer;
    box-shadow: 0 0 15px var(--gold-glow);
    transition: transform 0.1s;
}

.styled-slider::-webkit-slider-thumb:hover {
    transform: scale(1.15);
}

.styled-slider::-moz-range-thumb {
    width: 24px;
    height: 24px;
    border-radius: 50%;
    background: radial-gradient(circle at top left, #ffd700, #b8860b);
    cursor: pointer;
    box-shadow: 0 0 15px var(--gold-glow);
    border: none;
}

.hud-hint {
    font-size: 0.75rem;
    color: var(--text-secondary);
    letter-spacing: 1px;
    text-align: center;
}

/* Mobile Responsiveness */
@media (max-width: 900px) {
    .top-nav {
        padding: 1.5rem;
        flex-direction: column; 
        align-items: flex-start;
        gap: 1.2rem;
    }
    .bottom-hud {
        padding: 1.5rem;
    }
    .hud-control-group {
        padding: 1.25rem 1.5rem;
    }
    .hero-overlay {
        padding: 1.5rem;
        align-items: flex-start;
        padding-top: 10.5rem;
    }
    .hero-content {
        margin-top: 0;
    }
}