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

body {
    font-family: sans-serif;
    background: linear-gradient(135deg, #2d3436 0%, #1e272e 100%);
    min-height: 100vh;
    display: flex;
    justify-content: center;
    align-items: center;
    color: #dfe6e9;
    padding: 20px;
}

.container {
    max-width: 800px;
    width: 100%;
    text-align: center;
}

h1 {
    font-size: 4rem;
    font-weight: 300;
    margin-bottom: 30px;
    color: #b2bec3;
    letter-spacing: 2px;
}

.ip-box {
    background: rgba(255, 255, 255, 0.1);
    backdrop-filter: blur(10px);
    border-radius: 15px;
    padding: 40px;
    margin-bottom: 20px;
    box-shadow: 0 8px 32px rgba(0, 0, 0, 0.3);
    border: 1px solid rgba(255, 255, 255, 0.05);
}

.ip-address {
    font-size: 4rem;
    font-weight: 300;
    color: #ffffff;
    letter-spacing: 3px;
    word-break: break-all;
}

.ipv6-box {
    background: rgba(255, 255, 255, 0.08);
}

.ip-label {
    font-size: 1.2rem;
    color: #b2bec3;
    margin-bottom: 10px;
    font-weight: 500;
}

.ipv6 {
    font-size: 2rem;
}

.country-box {
    background: rgba(74, 144, 226, 0.15);
    border-radius: 10px;
    padding: 20px;
    margin-bottom: 25px;
    border: 1px solid rgba(74, 144, 226, 0.3);
}

.country {
    font-size: 1.8rem;
    font-weight: 500;
    color: #74b9ff;
}

.copy-btn {
    background: linear-gradient(135deg, #667eea 0%, #764ba2 100%);
    color: white;
    border: none;
    padding: 15px 40px;
    font-size: 1.1rem;
    border-radius: 8px;
    cursor: pointer;
    transition: all 0.3s ease;
    box-shadow: 0 4px 15px rgba(102, 126, 234, 0.4);
    font-weight: 500;
    margin-bottom: 15px;
}

.copy-btn:hover {
    transform: translateY(-2px);
    box-shadow: 0 6px 20px rgba(102, 126, 234, 0.6);
}

.copy-btn:active {
    transform: translateY(0);
}

.status {
    min-height: 24px;
    font-size: 0.95rem;
    color: #81c784;
    margin-top: 10px;
    margin-bottom: 20px;
    opacity: 0;
    transition: opacity 0.3s ease;
}

.status.show {
    opacity: 1;
}

.more-info {
    color: #b2bec3;
    text-decoration: none;
    font-size: 1rem;
    display: inline-block;
    margin-top: 10px;
    transition: color 0.3s ease;
}

.more-info:hover {
    color: #74b9ff;
}

.additional-info {
    margin-top: 30px;
    background: rgba(255, 255, 255, 0.05);
    border-radius: 10px;
    padding: 25px;
    border: 1px solid rgba(255, 255, 255, 0.05);
}

.info-item {
    display: flex;
    justify-content: space-between;
    padding: 12px 0;
    border-bottom: 1px solid rgba(255, 255, 255, 0.05);
}

.info-item:last-child {
    border-bottom: none;
}

.info-label {
    color: #b2bec3;
    font-weight: 500;
}

.info-value {
    color: #ffffff;
    direction: ltr;
}

@media (max-width: 768px) {
    h1 {
        font-size: 2.5rem;
    }
    
    .ip-address {
        font-size: 2.5rem;
    }
    
    .ipv6 {
        font-size: 1.3rem;
    }
    
    .country {
        font-size: 1.4rem;
    }
}