:root {
    --bg-color: #050505;
    --card-bg: #111111;
    --text-main: #ffffff;
    --text-muted: #a0a0a0;
    --neon-blue: #00f3ff;
    --neon-glow: 0 0 10px #00f3ff, 0 0 20px #00f3ff;
    --border-color: #333333;
    --font-family: 'Segoe UI', Tahoma, Geneva, Verdana, sans-serif;
}

body {
    background-color: var(--bg-color);
    color: var(--text-main);
    font-family: var(--font-family);
    margin: 0;
    padding-bottom: 50px;
}

/* Typography & Accessibility */
h1,
h2,
h3 {
    text-transform: uppercase;
    letter-spacing: 2px;
    color: var(--neon-blue);
    text-shadow: 0 0 5px rgba(0, 243, 255, 0.5);
}

.display-text {
    font-size: 1.5rem;
    /* Large specifically for senior readability */
}

/* Banner */
.banner-container {
    width: 100%;
    max-width: 800px;
    /* Limit width so it doesn't span full 4k screens */
    margin: 0 auto 20px auto;
    /* Center it */
    overflow: visible;
    /* Allow seeing the whole thing */
    border-bottom: 2px solid var(--neon-blue);
    box-shadow: var(--neon-glow);
    text-align: center;
    background: #000;
}

.banner-img {
    width: 100%;
    height: auto;
    max-height: 400px;
    /* Taller max-height to fit the map */
    object-fit: contain;
    /* critical: ensures whole image is seen */
    display: block;
    margin: 0 auto;
}

/* Cards */
.tron-card {
    background-color: var(--card-bg);
    border: 1px solid var(--neon-blue);
    border-radius: 10px;
    padding: 20px;
    margin-bottom: 20px;
    box-shadow: 0 0 5px rgba(0, 243, 255, 0.2);
    transition: transform 0.2s;
}

.tron-card:hover {
    box-shadow: 0 0 15px rgba(0, 243, 255, 0.4);
}

/* Metrics Grid */
.metric-row {
    font-size: 1.2rem;
    padding: 8px 0;
    border-bottom: 1px solid #222;
}

.metric-label {
    color: var(--text-muted);
    font-weight: normal;
}

.metric-value {
    color: var(--text-main);
    font-weight: bold;
    float: right;
}

/* Navigation */
.nav-btn {
    background: transparent;
    border: 2px solid var(--neon-blue);
    color: var(--neon-blue);
    font-size: 1.3rem;
    padding: 10px 20px;
    border-radius: 5px;
    text-transform: uppercase;
    font-weight: bold;
    text-decoration: none;
    display: inline-block;
    margin: 5px;
    text-shadow: 0 0 5px var(--neon-blue);
    box-shadow: 0 0 5px var(--neon-blue);
    transition: all 0.3s ease;
}

.nav-btn:hover,
.nav-btn.active {
    background: var(--neon-blue);
    color: #000;
    box-shadow: 0 0 20px var(--neon-blue);
}

/* Easter Egg Modal generally hidden inside logic using Bootstrap or simple JS toggle */
.easter-egg-box {
    border: 2px dashed var(--neon-blue);
    padding: 20px;
    margin-top: 30px;
    text-align: center;
    display: none;
    /* hidden by default */
}