h1 {
    margin: 40px auto 30px;
    font-weight: 700;
    font-size: 22px;
    color: #fff;
    text-align: center;
}

.ip-section {
    max-width: 480px;
    margin: 0 auto 300px;
    padding: 30px 15px 20px;
    background: #394555;
    color: #fff;
    border-radius: 16px;
    border: 1px solid #3a3a5e;
    box-shadow: 0 8px 24px rgb(0 71 171 / .15);
}

.ip-section p {
    font-size: 0.9rem;
    color: #cbd5e1;
    line-height: 1.6;
    margin-bottom: 20px;
    text-align: left;
}

.container-ip {
    background: #fff;
    margin-bottom: 20px;
    padding: 2rem;
    border-radius: 12px;
    box-shadow: 0 4px 12px rgba(0,0,0,0.1);
    max-width: 100%;
    text-align: center;
}

.container-ip h2 {
    margin-bottom: 1rem;
    font-size: 1.5rem;
    color: #333;
}

.ip-result {
    font-size: 1.8rem;
    font-weight: 700;
    color: #2d3f52;
    margin: 1rem 0;
    word-wrap: break-word;
    min-height: 2.5rem;
}

.ip-meta {
    font-size: 0.9rem;
    color: #555;
    margin-bottom: 1rem;
    line-height: 1.6;
}

.ip-meta span {
    display: block;
}

button.ip-btn {
    width: 100%;
    padding: 0.8rem 1.5rem;
    font-size: 1rem;
    margin: 0.5rem auto;
    border: none;
    border-radius: 8px;
    background-color: #2d3f52;
    color: #fff;
    cursor: pointer;
    transition: background 0.3s ease;
}

button.ip-btn:hover {
    background-color: #9b3d99;
}

button.ip-btn:disabled {
    background-color: #aaa;
    cursor: not-allowed;
}

.error {
    color: #d00;
    margin-top: 0.5rem;
    font-size: 0.9rem;
}

.success {
    color: green;
    margin-top: 0.5rem;
    font-size: 0.9rem;
}

.loading {
    color: #555;
    font-size: 1rem;
}