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

:root {
    --red-primary: #FF0000;
    --red-dark: #CC0000;
    --black-bg: #0A0A0A;
    --dark-gray: #1A1A1A;
    --light-gray: #2A2A2A;
    --text-white: #FFFFFF;
    --text-gray: #CCCCCC;
    --accent-blue: #00D4FF;
    --glow-red: rgba(255, 0, 0, 0.5);
}

body {
    font-family: 'Rajdhani', sans-serif;
    background: linear-gradient(135deg, var(--black-bg) 0%, #1a0000 100%);
    color: var(--text-white);
    min-height: 100vh;
}

.container {
    max-width: 1600px;
    margin: 0 auto;
    padding: 20px;
}

header {
    display: flex;
    justify-content: space-between;
    align-items: center;
    padding: 20px 0;
    border-bottom: 2px solid var(--red-primary);
    margin-bottom: 30px;
    position: relative;
}

header::after {
    content: '';
    position: absolute;
    bottom: -2px;
    left: 0;
    width: 200px;
    height: 2px;
    background: var(--accent-blue);
    box-shadow: 0 0 10px var(--accent-blue);
}

.logo-section {
    display: flex;
    flex-direction: column;
    gap: 10px;
}

.header-note {
    font-size: 0.9rem;
    color: var(--text-gray);
    margin-top: 5px;
}

.us-link {
    color: var(--accent-blue);
    text-decoration: none;
    font-weight: 600;
    transition: all 0.3s ease;
}

.us-link:hover {
    color: var(--red-primary);
    text-shadow: 0 0 10px var(--glow-red);
}

.logo {
    width: 180px;
    height: auto;
    filter: drop-shadow(0 0 10px var(--glow-red));
}

h1 {
    font-family: 'Orbitron', sans-serif;
    font-size: 1.8rem;
    font-weight: 700;
    color: var(--text-white);
    text-transform: uppercase;
    letter-spacing: 2px;
}

.submit-btn {
    background: linear-gradient(135deg, var(--red-primary) 0%, var(--red-dark) 100%);
    color: var(--text-white);
    padding: 15px 30px;
    text-decoration: none;
    font-weight: 700;
    font-size: 1.1rem;
    border-radius: 5px;
    border: 2px solid var(--red-primary);
    transition: all 0.3s ease;
    text-transform: uppercase;
    letter-spacing: 1px;
    box-shadow: 0 0 20px var(--glow-red);
}

.submit-btn:hover {
    background: linear-gradient(135deg, var(--red-dark) 0%, var(--red-primary) 100%);
    box-shadow: 0 0 30px var(--red-primary);
    transform: translateY(-2px);
}

.stats-bar {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(200px, 1fr));
    gap: 20px;
    margin-bottom: 30px;
}

.stat-item {
    background: var(--dark-gray);
    padding: 20px;
    border-radius: 8px;
    border-left: 4px solid var(--red-primary);
    display: flex;
    flex-direction: column;
    align-items: center;
    transition: all 0.3s ease;
}

.stat-item:hover {
    background: var(--light-gray);
    border-left-color: var(--accent-blue);
    transform: translateY(-3px);
    box-shadow: 0 5px 20px rgba(0, 212, 255, 0.2);
}

.stat-number {
    font-family: 'Orbitron', sans-serif;
    font-size: 2.5rem;
    font-weight: 900;
    color: var(--red-primary);
    text-shadow: 0 0 10px var(--glow-red);
}

.stat-label {
    font-size: 0.9rem;
    color: var(--text-gray);
    text-transform: uppercase;
    letter-spacing: 1px;
    margin-top: 5px;
}

.filters {
    background: var(--dark-gray);
    padding: 25px;
    border-radius: 10px;
    margin-bottom: 20px;
    display: flex;
    flex-wrap: wrap;
    gap: 20px;
    align-items: flex-end;
    border: 1px solid var(--light-gray);
}

.filter-group {
    flex: 1;
    min-width: 200px;
}

.filter-group label {
    display: block;
    margin-bottom: 8px;
    font-weight: 600;
    color: var(--text-gray);
    text-transform: uppercase;
    font-size: 0.85rem;
    letter-spacing: 1px;
}

.filter-group select {
    width: 100%;
    padding: 12px;
    background: var(--black-bg);
    color: var(--text-white);
    border: 2px solid var(--light-gray);
    border-radius: 5px;
    font-family: 'Rajdhani', sans-serif;
    font-size: 1rem;
    transition: all 0.3s ease;
}

.filter-group select:focus {
    outline: none;
    border-color: var(--red-primary);
    box-shadow: 0 0 10px var(--glow-red);
}

.filter-group select[multiple] {
    height: 120px;
}

.reset-btn {
    background: var(--light-gray);
    color: var(--text-white);
    padding: 12px 25px;
    border: 2px solid var(--text-gray);
    border-radius: 5px;
    cursor: pointer;
    font-family: 'Rajdhani', sans-serif;
    font-weight: 600;
    font-size: 1rem;
    text-transform: uppercase;
    transition: all 0.3s ease;
}

.reset-btn:hover {
    background: var(--red-primary);
    border-color: var(--red-primary);
    box-shadow: 0 0 15px var(--glow-red);
}

#map {
    width: 100%;
    height: 600px;
    border-radius: 10px;
    border: 2px solid var(--red-primary);
    box-shadow: 0 0 30px var(--glow-red);
    margin-bottom: 40px;
}

.form-section {
    background: var(--dark-gray);
    padding: 40px;
    border-radius: 10px;
    margin-top: 50px;
    border: 1px solid var(--light-gray);
}

.form-section h2 {
    font-family: 'Orbitron', sans-serif;
    font-size: 2rem;
    color: var(--red-primary);
    margin-bottom: 15px;
    text-transform: uppercase;
    letter-spacing: 2px;
}

.form-description {
    color: var(--text-gray);
    margin-bottom: 25px;
    font-size: 1.1rem;
    line-height: 1.6;
}

.form-embed {
    background: var(--black-bg);
    border-radius: 8px;
    overflow: hidden;
    border: 2px solid var(--light-gray);
}

footer {
    text-align: center;
    padding: 40px 0 20px;
    border-top: 2px solid var(--light-gray);
    margin-top: 50px;
    color: var(--text-gray);
}

footer p {
    margin: 10px 0;
}

.disclaimer {
    font-size: 0.85rem;
    opacity: 0.7;
}

/* Leaflet Popup Customization */
.leaflet-popup-content-wrapper {
    background: var(--dark-gray);
    color: var(--text-white);
    border: 2px solid var(--red-primary);
    border-radius: 8px;
    box-shadow: 0 0 20px var(--glow-red);
}

.leaflet-popup-tip {
    background: var(--dark-gray);
    border: 2px solid var(--red-primary);
}

.popup-content {
    font-family: 'Rajdhani', sans-serif;
    padding: 10px;
}

.popup-content h3 {
    font-family: 'Orbitron', sans-serif;
    color: var(--red-primary);
    margin-bottom: 10px;
    font-size: 1.2rem;
}

.popup-content p {
    margin: 5px 0;
    line-height: 1.6;
}

.popup-content strong {
    color: var(--accent-blue);
}

.signal-stars {
    color: #FFD700;
    font-size: 1.1rem;
}

/* Responsive Design */
@media (max-width: 768px) {
    header {
        flex-direction: column;
        gap: 20px;
    }

    .logo-section {
        flex-direction: column;
        text-align: center;
    }

    h1 {
        font-size: 1.3rem;
    }

    .filters {
        flex-direction: column;
    }

    .filter-group {
        width: 100%;
    }

    #map {
        height: 400px;
    }

    .stats-bar {
        grid-template-columns: 1fr;
    }
}

/* Loading Animation */
@keyframes pulse {
    0%, 100% {
        opacity: 1;
    }
    50% {
        opacity: 0.5;
    }
}

.loading {
    animation: pulse 1.5s ease-in-out infinite;
}