:root {
    --gold: #D4AF37;
    --black: #050508;
    --glass: rgba(212, 175, 55, 0.05);
}

* { box-sizing: border-box; }

body {
    background-color: var(--black);
    background: radial-gradient(circle at center, #0a0a15 0%, #050508 100%);
    color: white;
    margin: 0;
    font-family: 'Space Mono', monospace;
    height: 100vh;
    display: flex;
    justify-content: center;
    align-items: center;
    overflow: hidden;
    position: relative;
}

/* THE DIGITAL MESH (The Atmosphere) */
body::before {
    content: "";
    position: absolute;
    top: 0; left: 0;
    width: 100%; height: 100%;
    background-image: 
        linear-gradient(rgba(212, 175, 55, 0.03) 1px, transparent 1px),
        linear-gradient(90deg, rgba(212, 175, 55, 0.03) 1px, transparent 1px);
    background-size: 40px 40px;
    mask-image: radial-gradient(ellipse at center, black, transparent 80%);
    -webkit-mask-image: radial-gradient(ellipse at center, black, transparent 80%);
    z-index: 1;
    pointer-events: none;
    animation: grid-drift 20s linear infinite;
}

/* THE CONTAINER (The Walls) */
#vessel {
    width: 90%;
    max-width: 450px;
    display: flex;
    flex-direction: column;
    align-items: center;
    text-align: center;
    z-index: 10; /* Sits above the grid */
    position: relative;
}

/* NAVIGATION */
.aethel-nav {
    display: flex;
    align-items: center;
    gap: 10px;
    font-size: 0.6rem;
    letter-spacing: 2.5px;
    color: var(--gold);
    margin-bottom: 40px;
}

.status-dot {
    width: 6px; height: 6px;
    background: var(--gold);
    border-radius: 50%;
    box-shadow: 0 0 10px var(--gold);
}

.nav-sep { width: 30px; height: 1px; background: rgba(212, 175, 55, 0.3); }

/* HERO & BRANDING */
.aura-text {
    font-family: 'Cinzel', serif;
    font-size: 2.5rem; /* Slightly smaller to fit 'AETHEL' on one line */
    color: var(--gold);
    margin: 0;
    letter-spacing: 6px;
    text-shadow: 0 0 20px rgba(212, 175, 55, 0.5);
}

.subtitle {
    font-size: 0.6rem;
    color: #888;
    letter-spacing: 3px;
    margin-top: 8px;
}

/* THE NEURAL CORE IMAGE */
.brain-vessel {
    width: 100%;
    max-width: 260px;
    margin: 35px 0;
}

.celestial-brain {
    width: 100%;
    filter: drop-shadow(0 0 30px rgba(212, 175, 55, 0.4));
    animation: brain-pulse 4s infinite ease-in-out;
}

/* DATA PANEL */
.feeder-panel {
    width: 100%;
    background: var(--glass);
    backdrop-filter: blur(12px);
    border: 1px solid rgba(212, 175, 55, 0.1);
    display: flex;
    justify-content: space-around;
    padding: 18px;
    border-radius: 2px;
}

.stat { display: flex; flex-direction: column; }
.label { font-size: 0.5rem; color: #666; margin-bottom: 4px; }
.value { font-size: 0.8rem; color: var(--gold); font-weight: bold; }

/* BUTTON SECTION */
#diagnostic-text {
    font-size: 0.5rem;
    color: #555;
    margin: 25px 0 10px;
    letter-spacing: 2px;
}

.ignite-btn {
    background: transparent;
    border: 1px solid var(--gold);
    color: var(--gold);
    padding: 14px 35px;
    font-family: 'Cinzel', serif;
    cursor: pointer;
    transition: 0.4s;
    letter-spacing: 3px;
}

.ignite-btn:hover {
    background: var(--gold);
    color: black;
    box-shadow: 0 0 40px var(--gold);
}

/* ANIMATIONS */
@keyframes brain-pulse {
    0%, 100% { transform: scale(1); filter: brightness(1); }
    50% { transform: scale(1.04); filter: brightness(1.25); }
}

@keyframes grid-drift {
    from { background-position: 0 0; }
    to { background-position: 40px 40px; }
}