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

body {
    font-family: -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, Oxygen, Ubuntu, Cantarell, sans-serif;
    background: linear-gradient(rgb(1, 97, 255) 0%, rgb(13, 193, 255) 100%);
    min-height: 100vh;
    display: flex;
    align-items: center;
    justify-content: center;
    padding: 20px;
    color: #333333;
}

.container {
    background: #ffffff;
    border-radius: 20px;
    box-shadow: 0 20px 60px rgba(0, 0, 0, 0.3);
    max-width: 800px;
    width: 100%;
    overflow: hidden;
}

header {
    background: #333333;
    padding: 40px;
    text-align: center;
}

header h1 {
    color: #ffffff;
    font-size: 2.5rem;
    font-weight: 700;
}

main {
    padding: 40px;
}

.ip-display {
    text-align: center;
    margin-bottom: 40px;
    padding: 30px;
    background: #fafbfc;
    border-radius: 15px;
    border: 2px solid #266fff;
}

.ip-label {
    font-size: 0.9rem;
    text-transform: uppercase;
    letter-spacing: 2px;
    color: #266fff;
    margin-bottom: 10px;
    font-weight: 600;
}

.ip-value {
    font-size: 2.5rem;
    font-weight: 700;
    color: #143952;
    font-family: 'Courier New', monospace;
}

.info-grid {
    display: flex;
    flex-wrap: wrap;
    gap: 20px;
}

.info-card {
    flex: 1 1 calc(50% - 10px);
    min-width: 250px;
}

.info-card {
    background: #fafbfc;
    padding: 20px;
    border-radius: 10px;
    border-left: 4px solid #266fff;
    transition: transform 0.2s, box-shadow 0.2s;
}

.info-card:hover {
    transform: translateY(-2px);
    box-shadow: 0 4px 12px rgba(38, 111, 255, 0.2);
}

.info-label {
    font-size: 0.8rem;
    text-transform: uppercase;
    letter-spacing: 1px;
    color: #266fff;
    margin-bottom: 8px;
    font-weight: 600;
}

.info-value {
    font-size: 1.2rem;
    color: #333333;
    font-weight: 500;
}

.isp-logo {
    max-height: 24px;
    margin-right: 8px;
    vertical-align: middle;
}

footer {
    background: #fafbfc;
    padding: 30px 40px;
    text-align: center;
    border-top: 1px solid #e9ecef;
}

footer p {
    color: #6c757d;
    font-size: 0.9rem;
    margin-bottom: 10px;
}

footer a {
    color: #266fff;
    text-decoration: none;
}

footer a:hover {
    text-decoration: underline;
}

.cli-tip {
    margin-top: 15px;
    padding: 15px;
    background: #fff3cd;
    border-radius: 8px;
    border: 1px solid #ffc107;
}

.cli-tip code {
    background: #143952;
    color: #00ff00;
    padding: 4px 8px;
    border-radius: 4px;
    font-family: 'Courier New', monospace;
    font-size: 0.85rem;
}

.promo-banner {
    background: linear-gradient(to right, #ece9e6, #ffffff);
    padding: 15px;
    text-align: center;
    margin-bottom: 20px;
    border-radius: 8px;
    text-decoration: none;
    color: #333333;
    display: block;
    border: 1px solid #e9ecef;
    box-shadow: 0 2px 4px rgba(0, 0, 0, 0.1);
    font-weight: 600;
    transition: all 0.3s ease;
}

.promo-banner:hover {
    box-shadow: 0 4px 8px rgba(0, 0, 0, 0.15);
    transform: translateY(-2px);
}

@media (max-width: 768px) {
    .info-grid {
        flex-direction: column;
    }
    
    #org-card {
        order: -1;
    }
    
    .info-card {
        flex: 1 1 100%;
    }
}

@media (max-width: 600px) {
    header h1 {
        font-size: 1.8rem;
    }
    
    .ip-value {
        font-size: 1.8rem;
    }
    
    main {
        padding: 20px;
    }
}