body {
    margin: 0;
    background: #020602;
    color: #39ff14;
    font-family: Arial, sans-serif;
}

.hero {
    text-align: center;
    padding: 80px 20px 50px;
}

.radar {
    width: 220px;
    height: 220px;
    border: 5px solid #39ff14;
    border-radius: 50%;
    margin: 0 auto 35px;
    position: relative;
    box-shadow: 0 0 35px #39ff14;
}

.radar-line {
    width: 4px;
    height: 100px;
    background: #39ff14;
    position: absolute;
    left: 50%;
    top: 20px;
    transform-origin: bottom;
    animation: spin 2s linear infinite;
    box-shadow: 0 0 20px #39ff14;
}

@keyframes spin {
    from { transform: rotate(0deg); }
    to { transform: rotate(360deg); }
}

.hero h1,
.control-room h2 {
    font-size: 42px;
    letter-spacing: 2px;
    text-shadow: 0 0 18px #39ff14;
}

.control-room {
    padding: 25px;
}

.grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(320px, 1fr));
    gap: 28px;
}

.card {
    border: 1px solid #1fa814;
    border-radius: 22px;
    padding: 28px;
    background: #090f09;
    box-shadow: 0 0 18px rgba(57, 255, 20, 0.18);
}

.card h3 {
    font-size: 26px;
}

.wide {
    grid-column: span 2;
}

button {
    margin-top: 14px;
    padding: 14px 25px;
    border-radius: 14px;
    border: 2px solid #39ff14;
    background: #39ff14;
    color: #000;
    font-weight: 900;
    cursor: pointer;
    box-shadow: 0 0 22px #39ff14;
}

button:hover {
    transform: scale(1.03);
}

.status-box {
    margin-top: 18px;
    padding: 18px;
    border: 1px solid #1fa814;
    border-radius: 16px;
    background: #050905;
    font-size: 20px;
    line-height: 1.5;
}

.preview-image {
    margin-top: 18px;
    max-width: 100%;
    border-radius: 18px;
    border: 1px solid #39ff14;
}

.signal-row,
.history-entry {
    padding: 12px 0;
    border-bottom: 1px solid rgba(57, 255, 20, 0.25);
}

.sponsor-card {
    border-color: #00b7ff;
    box-shadow: 0 0 24px rgba(0, 183, 255, 0.35);
}

.sponsor-card h4 {
    font-size: 24px;
    color: #00b7ff;
}

.sponsor-card a {
    color: #00b7ff;
    font-weight: bold;
}

.jackpot-mode {
    animation: jackpotFlash 0.2s alternate 10;
}

@keyframes jackpotFlash {
    from {
        background: #020602;
    }
    to {
        background: #003b16;
    }
}

@media (max-width: 700px) {
    .wide {
        grid-column: span 1;
    }

    .hero h1,
    .control-room h2 {
        font-size: 32px;
    }
#sourceName,
#sourcePhone,
#sourceMaterial,
#sourceNotes {
    display: block;
    width: 100%;
    max-width: 360px;
    margin: 10px 0;
    padding: 10px;
    border-radius: 8px;
}

#sourceNotes {
    min-height: 80px;
}

#irmStatus {
    margin-top: 15px;
 }
}