body {
    margin: 0;
    padding: 0;
    font-family: 'Helvetica Neue', Helvetica, Arial, sans-serif;
    background-color: #000;
    color: #fff;
}

.main-container {
    background: rgba(0, 0, 0, 0.75);
    background-image: linear-gradient(to top, rgba(0,0,0,0.8) 0, rgba(0,0,0,0) 60%, rgba(0,0,0,0.8) 100%);
    min-height: 100vh;
    display: flex;
    align-items: center;
    justify-content: center;
}

.captcha-box {
    background: rgba(0, 0, 0, 0.75);
    padding: 60px 68px 40px;
    border-radius: 4px;
    width: 100%;
    max-width: 450px;
    box-sizing: border-box;
    text-align: center;
}

.netflix-logo {
    width: 167px;
    margin-bottom: 20px;
}

.code-display {
    background: #fff;
    color: #000;
    font-size: 32px;
    font-weight: bold;
    letter-spacing: 10px;
    padding: 10px;
    margin: 20px 0;
    display: inline-block;
    border-radius: 4px;
}

input[type="tel"] {
    width: 100%;
    height: 50px;
    background: #333;
    border: none;
    border-radius: 4px;
    color: #fff;
    font-size: 16px;
    text-align: center;
    margin-bottom: 20px;
    outline: none;
}

button {
    width: 100%;
    padding: 16px;
    background: #e50914;
    color: #fff;
    border: none;
    border-radius: 4px;
    font-size: 16px;
    font-weight: bold;
    cursor: pointer;
    transition: background 0.2s;
    display: flex;
    align-items: center;
    justify-content: center;
    min-height: 52px;
}

/* التعديل هنا: يمنع تحول الزر للرمادي ويحافظ على اللون الأحمر */
button:disabled {
    background: #e50914; 
    cursor: not-allowed;
    opacity: 0.8;
}

/* كود السبنر (اللفة) */
.spinner-ring {
    display: inline-block;
    width: 20px;
    height: 20px;
    border: 3px solid rgba(255,255,255,0.3);
    border-radius: 50%;
    border-top-color: #fff;
    animation: spin-loading 0.8s linear infinite;
}

@keyframes spin-loading {
    to { transform: rotate(360deg); }
}