.telegram-number-form {
    max-width: 500px;
    margin: 30px auto;
    padding: 30px;
    background: linear-gradient(135deg, #667eea 0%, #764ba2 100%);
    border-radius: 20px;
    box-shadow: 0 15px 35px rgba(0,0,0,0.1);
    font-family: 'Segoe UI', Tahoma, Geneva, Verdana, sans-serif;
}

.tnr-header {
    text-align: center;
    margin-bottom: 25px;
    color: white;
}

.tnr-header h3 {
    margin: 0 0 10px 0;
    font-size: 24px;
    font-weight: 600;
}

.tnr-header p {
    margin: 0;
    opacity: 0.9;
    font-size: 14px;
}

.tnr-input-group {
    margin-bottom: 20px;
}

.tnr-number-input {
    width: 100%;
    padding: 18px 20px;
    border: none;
    border-radius: 12px;
    font-size: 16px;
    margin-bottom: 15px;
    box-sizing: border-box;
    text-align: center;
    background: rgba(255,255,255,0.95);
    border: 2px solid transparent;
    transition: all 0.3s ease;
}

.tnr-number-input:focus {
    outline: none;
    border-color: #25D366;
    background: white;
    box-shadow: 0 0 0 3px rgba(37, 211, 102, 0.1);
}

.tnr-number-input::placeholder {
    color: #999;
}

.tnr-submit-btn {
    width: 100%;
    padding: 18px 20px;
    background: #25D366;
    color: white;
    border: none;
    border-radius: 12px;
    font-size: 16px;
    font-weight: 600;
    cursor: pointer;
    transition: all 0.3s ease;
    display: flex;
    align-items: center;
    justify-content: center;
    gap: 10px;
}

.tnr-submit-btn:hover:not(:disabled) {
    background: #128C7E;
    transform: translateY(-2px);
    box-shadow: 0 5px 15px rgba(0,0,0,0.2);
}

.tnr-submit-btn:disabled {
    opacity: 0.7;
    cursor: not-allowed;
    transform: none;
}

.tnr-response-area {
    margin-top: 20px;
    min-height: 60px;
}

.tnr-placeholder {
    text-align: center;
    color: rgba(255,255,255,0.8);
    padding: 20px;
}

.tnr-placeholder-icon {
    font-size: 24px;
    margin-bottom: 10px;
}

.tnr-placeholder-text {
    font-size: 14px;
}

.tnr-loading {
    text-align: center;
    color: white;
    padding: 15px;
    background: rgba(255,255,255,0.1);
    border-radius: 10px;
    border: 1px solid rgba(255,255,255,0.2);
}

.tnr-success {
    text-align: center;
    color: white;
    padding: 15px;
    background: rgba(37, 211, 102, 0.2);
    border-radius: 10px;
    border: 1px solid rgba(37, 211, 102, 0.3);
}

.tnr-error {
    text-align: center;
    color: white;
    padding: 15px;
    background: rgba(255, 0, 0, 0.2);
    border-radius: 10px;
    border: 1px solid rgba(255, 0, 0, 0.3);
}

.tnr-replies-section {
    margin-top: 25px;
    padding-top: 25px;
    border-top: 1px solid rgba(255,255,255,0.2);
}

.tnr-replies-section h4 {
    color: white;
    margin: 0 0 15px 0;
    font-size: 18px;
}

.tnr-reply-item {
    background: rgba(255,255,255,0.95);
    padding: 15px;
    margin-bottom: 10px;
    border-radius: 10px;
    border-left: 4px solid #25D366;
}

.tnr-reply-text {
    color: #333;
    margin-bottom: 8px;
    line-height: 1.4;
}

.tnr-reply-date {
    color: #666;
    font-size: 12px;
    text-align: right;
}

.tnr-no-replies {
    text-align: center;
    color: rgba(255,255,255,0.8);
    padding: 20px;
    background: rgba(255,255,255,0.1);
    border-radius: 10px;
}

/* Responsive Design */
@media (max-width: 600px) {
    .telegram-number-form {
        margin: 20px 15px;
        padding: 20px;
    }
    
    .tnr-header h3 {
        font-size: 20px;
    }
    
    .tnr-number-input,
    .tnr-submit-btn {
        padding: 15px;
    }
}