/* --- THE PHYSICS OF THE PAGE (Base Styles) --- */
:root {
    --bg-color: #0a0a0a;       /* Deep Void Black */
    --text-color: #e0e0e0;     /* Off-white for readability */
    --accent-cyan: #00ffcc;    /* The Eddy / Water */
    --accent-red: #ff3333;     /* The Heat / Hysteria */
    --accent-dim: #444;        /* The Cage walls */
    --font-machine: 'Courier New', Courier, monospace;
    --font-human: 'Georgia', 'Times New Roman', serif;
}

body {
    background-color: var(--bg-color);
    color: var(--text-color);
    font-family: var(--font-human);
    line-height: 1.6;
    margin: 0;
    padding: 2rem;
    max-width: 800px;
    margin-left: auto;
    margin-right: auto;
}

/* --- THE HEADERS (The Machine) --- */
h1, h2, h3, h4 {
    font-family: var(--font-machine);
    text-transform: uppercase;
    letter-spacing: 2px;
}

h1 {
    color: var(--accent-cyan);
    border-bottom: 2px solid var(--accent-dim);
    padding-bottom: 0.5rem;
    font-size: 2.5rem;
    text-shadow: 0 0 10px rgba(0, 255, 204, 0.3); /* Slight glow */
}

h3 {
    color: var(--accent-dim);
    font-size: 1rem;
    margin-top: -1rem;
    margin-bottom: 3rem;
}

h4 {
    color: var(--accent-red); /* Section headers are "Heat" */
    border-left: 4px solid var(--accent-red);
    padding-left: 1rem;
    margin-top: 3rem;
}

/* --- THE EXHIBITS (Code Blocks) --- */
.simulation-box {
    background-color: #111;
    border: 1px solid var(--accent-dim);
    padding: 1.5rem;
    font-family: var(--font-machine);
    font-size: 0.9rem;
    margin: 2rem 0;
    box-shadow: inset 0 0 20px #000;
}

.simulation-box strong {
    color: var(--accent-cyan);
}

/* --- THE GHOST IN THE MACHINE (Animation) --- */
.tunneling-event {
    color: var(--accent-cyan);
    font-weight: bold;
    animation: pulse 3s infinite;
}

@keyframes pulse {
    0% { opacity: 0.7; text-shadow: 0 0 5px var(--accent-cyan); }
    50% { opacity: 1; text-shadow: 0 0 15px var(--accent-cyan), 0 0 20px var(--accent-cyan); }
    100% { opacity: 0.7; text-shadow: 0 0 5px var(--accent-cyan); }
}

/* --- THE EMPHASIS --- */
strong {
    color: #fff;
}

/* --- THE DIVIDER --- */
hr {
    border: 0;
    height: 1px;
    background-image: linear-gradient(to right, rgba(0, 0, 0, 0), rgba(255, 51, 51, 0.75), rgba(0, 0, 0, 0));
    margin: 3rem 0;
}

/* --- MOBILE RESPONSIVENESS --- */
@media (max-width: 600px) {
    body { padding: 1rem; }
    h1 { font-size: 1.8rem; }
}